/* roulang page: index */
:root {
            --color-charcoal: #121210;
            --color-red: #D63A2F;
            --color-red-deep: #B92F25;
            --color-gold: #B89B5E;
            --color-warm-white: #FAF9F6;
            --color-light-gray: #F0EEE8;
            --color-text-secondary: #5C5B57;
            --color-text-muted: #8A8882;
            --color-border: #E3E0D8;
            --color-card-bg: #FFFFFF;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --container-max: 1200px;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-img: 6px;
            --radius-pill: 999px;
            --shadow-hover: 0 6px 20px rgba(18, 18, 16, 0.07);
            --transition-fast: 0.2s ease;
            --transition-med: 0.25s ease;
            --transition-slow: 0.3s ease;
            --section-padding: 72px 0;
            --section-padding-mobile: 48px 0;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-charcoal);
            background-color: var(--color-warm-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .section-divider {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 0;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(250, 249, 246, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-slow);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(18, 18, 16, 0.05);
        }
        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 32px;
            max-width: var(--container-max);
            margin: 0 auto;
        }
        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-charcoal);
            white-space: nowrap;
        }
        .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }
        .logo .logo-sports {
            font-weight: 600;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 30px;
            list-style: none;
        }
        .nav-links li {
            position: relative;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-charcoal);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: var(--color-red);
            transition: all var(--transition-slow);
            transform: translateX(-50%);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--color-red);
        }
        .nav-links a:hover {
            color: var(--color-red);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--color-charcoal);
            transition: all var(--transition-slow);
            border-radius: 2px;
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-menu {
            display: none;
            background-color: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 32px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }
        .mobile-menu a {
            font-size: 16px;
            font-weight: 500;
            color: var(--color-charcoal);
            display: block;
            padding: 4px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-red);
        }

        /* ========== Buttons ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            line-height: 1.4;
        }
        .btn-primary {
            background-color: var(--color-red);
            color: #fff;
            border: 1px solid var(--color-red);
        }
        .btn-primary:hover {
            background-color: var(--color-red-deep);
            border-color: var(--color-red-deep);
            transform: translateY(-1px);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--color-red);
            outline-offset: 2px;
        }
        .btn-outline {
            background: transparent;
            color: var(--color-charcoal);
            border: 1px solid var(--color-charcoal);
        }
        .btn-outline:hover {
            border-color: var(--color-red);
            color: var(--color-red);
            transform: translateY(-1px);
        }
        .btn-text {
            color: var(--color-red);
            font-size: 14px;
            font-weight: 600;
            padding: 0;
            border-bottom: 1px solid var(--color-red);
            border-radius: 0;
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
        }
        .btn-text:hover {
            border-bottom-width: 2px;
            color: var(--color-red-deep);
        }
        .btn:disabled {
            opacity: 0.45;
            cursor: not-allowed;
            transform: none;
        }

        /* ========== Badges ========== */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
        }
        .badge-hot {
            background-color: var(--color-red);
            color: #fff;
        }
        .badge-tag {
            background-color: var(--color-warm-white);
            color: var(--color-charcoal);
            border: 1px solid var(--color-border);
        }
        .badge-date {
            color: var(--color-text-muted);
            font-weight: 400;
            letter-spacing: 0.02em;
        }

        /* ========== Hero ========== */
        .hero {
            padding: 96px 0 80px;
            background-color: var(--color-warm-white);
            position: relative;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: var(--color-border);
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 55% 45%;
            gap: 48px;
            align-items: center;
        }
        .hero-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold);
            letter-spacing: 0.14em;
            text-transform: uppercase;
            margin-bottom: 20px;
            border-bottom: 2px solid var(--color-gold);
            padding-bottom: 6px;
        }
        .hero h1 {
            font-size: 56px;
            line-height: 1.2;
            font-weight: 800;
            color: var(--color-charcoal);
            margin-bottom: 24px;
            letter-spacing: -0.02em;
        }
        .hero h1 .highlight {
            color: var(--color-red);
            position: relative;
        }
        .hero h1 .highlight::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 0;
            width: 100%;
            height: 8px;
            background: rgba(214, 58, 47, 0.12);
            z-index: -1;
        }
        .hero-subtitle {
            font-size: 17px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 32px;
            max-width: 540px;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .hero-visual {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: var(--color-light-gray);
        }
        .hero-visual img {
            width: 100%;
            height: auto;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transform: scale(1.01);
            transition: transform var(--transition-slow);
        }
        .hero-visual:hover img {
            transform: scale(1.04);
        }
        .hero-visual::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--color-gold);
        }
        .hero-kpi-row {
            display: flex;
            gap: 32px;
            margin-top: 36px;
            flex-wrap: wrap;
        }
        .hero-kpi {
            display: flex;
            flex-direction: column;
        }
        .hero-kpi-number {
            font-size: 28px;
            font-weight: 900;
            color: var(--color-red);
            line-height: 1.2;
        }
        .hero-kpi-label {
            font-size: 13px;
            color: var(--color-text-muted);
            letter-spacing: 0.04em;
        }

        /* ========== Pain Points ========== */
        .pain-points {
            padding: var(--section-padding);
            background-color: #fff;
        }
        .pain-points-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 36px;
        }
        .pain-item {
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            background-color: var(--color-warm-white);
            transition: all var(--transition-med);
            position: relative;
        }
        .pain-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--color-gold);
        }
        .pain-number {
            font-size: 36px;
            font-weight: 900;
            color: var(--color-red);
            opacity: 0.35;
            line-height: 1;
            margin-bottom: 16px;
        }
        .pain-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-bottom: 10px;
        }
        .pain-desc {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        /* ========== Solution / Deep Content ========== */
        .solution {
            padding: var(--section-padding);
            background-color: var(--color-warm-white);
        }
        .solution-layout {
            display: grid;
            grid-template-columns: 40% 60%;
            gap: 48px;
            align-items: start;
        }
        .solution-heading {
            position: sticky;
            top: 100px;
        }
        .solution-heading h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.3;
            margin-bottom: 16px;
        }
        .solution-heading .accent-line {
            width: 56px;
            height: 3px;
            background-color: var(--color-red);
            margin-bottom: 20px;
        }
        .solution-heading p {
            font-size: 15px;
            color: var(--color-text-secondary);
        }
        .solution-body {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
        }
        .solution-body h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin: 32px 0 12px;
        }
        .solution-body p {
            margin-bottom: 16px;
        }
        .solution-body .highlight-text {
            color: var(--color-red);
            font-weight: 500;
        }
        .solution-image {
            margin: 24px 0;
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: var(--color-light-gray);
        }
        .solution-image img {
            width: 100%;
            aspect-ratio: 16 / 7;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .solution-image:hover img {
            transform: scale(1.02);
        }

        /* ========== Stats / Metrics Wall ========== */
        .stats-wall {
            padding: var(--section-padding);
            background-color: var(--color-charcoal);
            color: #fff;
        }
        .stats-wall .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }
        .stats-wall .section-heading h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .stats-wall .section-heading p {
            color: #B0AFA9;
            font-size: 15px;
            max-width: 600px;
            margin: 0 auto;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }
        .stat-item {
            padding: 24px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            background: rgba(255, 255, 255, 0.03);
        }
        .stat-number {
            font-size: 48px;
            font-weight: 900;
            color: var(--color-red);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }
        .stat-label {
            font-size: 14px;
            color: #B0AFA9;
            margin-top: 8px;
            letter-spacing: 0.04em;
        }

        /* ========== Testimonials ========== */
        .testimonials {
            padding: var(--section-padding);
            background-color: #fff;
        }
        .testimonials .section-heading {
            text-align: center;
            margin-bottom: 48px;
        }
        .testimonials .section-heading h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 12px;
        }
        .testimonials .section-heading p {
            color: var(--color-text-secondary);
            font-size: 15px;
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        .testimonial-card {
            padding: 28px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            background-color: var(--color-warm-white);
            display: flex;
            flex-direction: column;
            gap: 16px;
            transition: all var(--transition-med);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .testimonial-quote {
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            position: relative;
            padding-left: 20px;
            border-left: 3px solid var(--color-gold);
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--color-charcoal);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 15px;
            flex-shrink: 0;
        }
        .testimonial-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-charcoal);
        }
        .testimonial-role {
            font-size: 13px;
            color: var(--color-text-muted);
        }

        /* ========== Brand Intro ========== */
        .brand-intro {
            padding: var(--section-padding);
            background-color: var(--color-light-gray);
        }
        .brand-intro-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .brand-intro-text h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 20px;
        }
        .brand-intro-text p {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }
        .brand-intro-text strong {
            color: var(--color-red);
            font-weight: 600;
        }
        .brand-intro-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            background-color: var(--color-border);
        }
        .brand-intro-image img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .brand-intro-image:hover img {
            transform: scale(1.03);
        }

        /* ========== News Section ========== */
        .news-section {
            padding: var(--section-padding);
            background-color: #fff;
        }
        .news-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }
        .news-heading h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-charcoal);
        }
        .news-list {
            list-style: none;
        }
        .news-item {
            display: grid;
            grid-template-columns: 80px 1fr auto;
            gap: 20px;
            align-items: start;
            padding: 24px 0;
            border-bottom: 1px solid var(--color-border);
            transition: background-color var(--transition-fast);
        }
        .news-item:hover {
            background-color: var(--color-warm-white);
        }
        .news-date {
            font-size: 13px;
            color: var(--color-text-muted);
            text-align: right;
            line-height: 1.5;
            padding-top: 4px;
        }
        .news-content h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .news-content p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-action {
            display: flex;
            align-items: center;
            padding-top: 4px;
        }

        /* ========== Content Calendar ========== */
        .content-calendar {
            padding: var(--section-padding);
            background-color: var(--color-warm-white);
        }
        .calendar-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .calendar-heading h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 12px;
        }
        .calendar-heading p {
            font-size: 15px;
            color: var(--color-text-secondary);
        }
        .calendar-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .calendar-row {
            display: grid;
            grid-template-columns: 100px 1fr 80px;
            gap: 16px;
            padding: 14px 16px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            background-color: #fff;
            align-items: center;
            transition: all var(--transition-med);
        }
        .calendar-row:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .calendar-day {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-red);
        }
        .calendar-title {
            font-size: 14px;
            color: var(--color-charcoal);
            font-weight: 500;
        }
        .calendar-status {
            font-size: 13px;
            color: var(--color-text-muted);
            text-align: right;
        }

        /* ========== Buzz Wall ========== */
        .buzz-wall {
            padding: var(--section-padding);
            background-color: #fff;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .buzz-heading {
            text-align: center;
            margin-bottom: 36px;
        }
        .buzz-heading h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
        }
        .buzz-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .buzz-card {
            padding: 20px;
            border-radius: var(--radius-card);
            background: var(--color-warm-white);
            border: 1px solid var(--color-border);
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .buzz-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .buzz-text {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
        }
        .buzz-author {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .buzz-avatar {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-charcoal);
            color: #fff;
            font-size: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            flex-shrink: 0;
        }
        .buzz-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-charcoal);
        }

        /* ========== Latest Updates ========== */
        .latest-updates {
            padding: var(--section-padding);
            background-color: var(--color-warm-white);
        }
        .updates-heading h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 24px;
        }
        .updates-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .updates-table th {
            text-align: left;
            padding: 12px 16px;
            font-weight: 600;
            color: var(--color-text-muted);
            border-bottom: 2px solid var(--color-border);
            font-size: 13px;
            letter-spacing: 0.04em;
        }
        .updates-table td {
            padding: 14px 16px;
            border-bottom: 1px solid var(--color-border);
            color: var(--color-text-secondary);
        }
        .updates-table tr {
            transition: background-color var(--transition-fast);
        }
        .updates-table tr:hover {
            background-color: #fff;
        }
        .update-status {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: var(--radius-pill);
            background-color: var(--color-red);
            color: #fff;
        }
        .update-status.pending {
            background-color: var(--color-text-muted);
        }

        /* ========== CTA Section ========== */
        .cta-section {
            padding: 80px 0;
            background-color: var(--color-charcoal);
            color: #fff;
            text-align: center;
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background: var(--color-gold);
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .cta-section p {
            font-size: 16px;
            color: #B0AFA9;
            max-width: 560px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--section-padding);
            background-color: #fff;
        }
        .faq-heading {
            text-align: center;
            margin-bottom: 40px;
        }
        .faq-heading h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 12px;
        }
        .faq-heading p {
            color: var(--color-text-secondary);
            font-size: 15px;
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 20px 0;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
            text-align: left;
            transition: color var(--transition-fast);
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--color-red);
        }
        .faq-icon {
            font-size: 20px;
            color: var(--color-text-muted);
            transition: transform var(--transition-slow);
            flex-shrink: 0;
            font-weight: 400;
            line-height: 1;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            color: var(--color-red);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            padding: 0 0;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 0 20px;
        }

        /* ========== Subscribe Form ========== */
        .subscribe-section {
            padding: var(--section-padding);
            background-color: var(--color-light-gray);
        }
        .subscribe-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .subscribe-info h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 12px;
        }
        .subscribe-info p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 0;
            font-size: 15px;
            color: var(--color-charcoal);
            border-bottom: 2px solid var(--color-border);
            background: transparent;
            transition: border-color var(--transition-fast);
            border-radius: 0;
        }
        .subscribe-form input::placeholder {
            color: var(--color-text-muted);
        }
        .subscribe-form input:focus {
            border-bottom-color: var(--color-red);
        }

        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-charcoal);
            color: #B0AFA9;
            padding: 64px 0 32px;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand .logo {
            color: #fff;
            font-size: 1.3rem;
            margin-bottom: 16px;
        }
        .footer-brand .logo .logo-333 {
            color: var(--color-red);
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #B0AFA9;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col a {
            font-size: 14px;
            color: #B0AFA9;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-red);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
        }
        .footer-bottom-links {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }
        .footer-bottom-links a {
            color: #B0AFA9;
            font-size: 13px;
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--color-red);
        }

        /* ========== Scroll Animation ========== */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== Section Headings ========== */
        .section-heading {
            margin-bottom: 36px;
        }
        .section-heading h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-heading p {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 620px;
        }
        .section-heading .accent-line {
            width: 48px;
            height: 3px;
            background-color: var(--color-red);
            margin-bottom: 16px;
        }

        /* ========== Responsive ========== */
        @media screen and (max-width: 1199px) {
            .container {
                padding: 0 24px;
            }
            .nav-container {
                padding: 16px 24px;
            }
            .hero h1 {
                font-size: 44px;
            }
            .hero-grid {
                gap: 32px;
            }
            .stats-grid {
                gap: 20px;
            }
            .stat-number {
                font-size: 38px;
            }
            .solution-layout {
                gap: 32px;
            }
        }

        @media screen and (max-width: 991px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero {
                padding: 72px 0 56px;
            }
            .hero h1 {
                font-size: 40px;
            }
            .pain-points-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .solution-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .solution-heading {
                position: static;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .brand-intro-layout {
                grid-template-columns: 1fr;
            }
            .calendar-layout {
                grid-template-columns: 1fr;
            }
            .buzz-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .subscribe-layout {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .news-item {
                grid-template-columns: 60px 1fr;
                gap: 14px;
            }
            .news-action {
                grid-column: 2;
                margin-top: 0;
            }
        }

        @media screen and (max-width: 767px) {
            .container {
                padding: 0 20px;
            }
            .nav-container {
                padding: 14px 20px;
            }
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-menu {
                padding: 16px 20px;
            }
            .hero {
                padding: 56px 0 48px;
            }
            .hero h1 {
                font-size: 32px;
                line-height: 1.25;
                letter-spacing: -0.01em;
            }
            .hero-subtitle {
                font-size: 15px;
                line-height: 1.7;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                width: 100%;
                justify-content: center;
            }
            .pain-points-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section-heading h2,
            .solution-heading h2,
            .brand-intro-text h2,
            .news-heading h2,
            .faq-heading h2,
            .cta-section h2,
            .subscribe-info h2 {
                font-size: 24px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-number {
                font-size: 32px;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
            .buzz-grid {
                grid-template-columns: 1fr;
            }
            .news-item {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .news-date {
                text-align: left;
            }
            .news-action {
                grid-column: auto;
            }
            .calendar-row {
                grid-template-columns: 70px 1fr;
                gap: 8px;
                font-size: 13px;
            }
            .calendar-status {
                grid-column: 2;
                text-align: left;
            }
            .updates-table {
                font-size: 12px;
            }
            .updates-table th,
            .updates-table td {
                padding: 10px 8px;
            }
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 28px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
                font-size: 12px;
            }
            .faq-question {
                font-size: 15px;
                padding: 16px 0;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            :root {
                --section-padding: 48px 0;
            }
        }

        @media screen and (max-width: 520px) {
            .hero h1 {
                font-size: 28px;
            }
            .stat-number {
                font-size: 26px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .testimonial-card {
                padding: 20px;
            }
            .btn {
                padding: 11px 20px;
                font-size: 14px;
            }
            .footer-bottom-links {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

/* roulang page: category1 */
:root {
  --color-charcoal: #121210;
  --color-red: #D63A2F;
  --color-red-deep: #B92F25;
  --color-gold: #B89B5E;
  --color-warm-white: #FAF9F6;
  --color-light-gray: #F0EEE8;
  --color-text-secondary: #5C5B57;
  --color-text-muted: #8A8882;
  --color-border: #E3E0D8;
  --color-card-bg: #FFFFFF;
  --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
  --container-max: 1200px;
  --radius-card: 8px;
  --radius-btn: 6px;
  --radius-img: 6px;
  --radius-pill: 999px;
  --shadow-hover: 0 6px 20px rgba(18, 18, 16, 0.07);
  --transition-fast: 0.2s ease;
  --transition-med: 0.25s ease;
  --transition-slow: 0.3s ease;
  --section-padding: 48px 0;
  --section-padding-mobile: 48px 0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-charcoal);
  background-color: var(--color-warm-white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-img);
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

button,
input,
textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}

.section-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 0;
}

/* ========== Header / Nav ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 249, 246, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-slow);
}

.site-header.scrolled {
  box-shadow: 0 2px 12px rgba(18, 18, 16, 0.05);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-charcoal);
  white-space: nowrap;
}

.logo .logo-333 {
  color: var(--color-red);
  font-weight: 900;
}

.logo .logo-sports {
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  list-style: none;
}

.nav-links li {
  position: relative;
}

.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-charcoal);
  padding: 6px 0;
  position: relative;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-red);
  transition: all var(--transition-slow);
  transform: translateX(-50%);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--color-red);
}

.nav-links a:hover {
  color: var(--color-red);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: all var(--transition-slow);
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  background-color: var(--color-warm-white);
  border-bottom: 1px solid var(--color-border);
  padding: 20px 32px;
}

.mobile-menu.open {
  display: block;
}

.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mobile-menu a {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-charcoal);
  display: block;
  padding: 4px 0;
  border-bottom: 1px solid var(--color-border);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--color-red);
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  line-height: 1.5;
}

.btn-primary {
  background-color: var(--color-red);
  color: #fff;
  border-color: var(--color-red);
}

.btn-primary:hover {
  background-color: var(--color-red-deep);
  border-color: var(--color-red-deep);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-charcoal);
  color: var(--color-charcoal);
}

.btn-outline:hover {
  border-color: var(--color-red);
  color: var(--color-red);
  transform: translateY(-1px);
}

.btn-text {
  display: inline-block;
  background: none;
  border: none;
  color: var(--color-red);
  font-size: 14px;
  font-weight: 600;
  padding: 4px 0;
  border-bottom: 1px solid var(--color-red);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-text:hover {
  border-bottom-width: 2px;
  color: var(--color-red-deep);
  border-color: var(--color-red-deep);
}

/* ========== Badge / Tag ========== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  line-height: 1.4;
}

.badge-red {
  background-color: var(--color-red);
  color: #fff;
}

.badge-light {
  background-color: var(--color-warm-white);
  color: var(--color-charcoal);
  border: 1px solid var(--color-border);
}

.badge-gold {
  background-color: transparent;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
}

/* ========== Category Page Hero ========== */
.cat-hero {
  padding: 64px 0 48px;
  background-color: var(--color-warm-white);
  border-bottom: 1px solid var(--color-border);
}

.cat-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.cat-hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.cat-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cat-hero-tag::before {
  content: '';
  width: 24px;
  height: 1px;
  background-color: var(--color-gold);
}

.cat-hero-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-charcoal);
}

.cat-hero-title .highlight {
  color: var(--color-red);
}

.cat-hero-desc {
  font-size: 17px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  max-width: 560px;
}

.cat-hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.cat-hero-visual {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  background-color: var(--color-light-gray);
  min-height: 360px;
}

.cat-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-card);
  transition: transform var(--transition-med);
}

.cat-hero-visual:hover img {
  transform: scale(1.03);
}

.cat-hero-visual::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-red) 60%, transparent 100%);
}

/* ========== Hot News Section ========== */
.hot-news-section {
  padding: var(--section-padding);
  background-color: var(--color-warm-white);
}

.hot-news-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.hot-news-header h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-charcoal);
  letter-spacing: -0.01em;
}

.hot-news-header .section-tag {
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
}

.hot-news-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 2px solid var(--color-charcoal);
}

.hot-news-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
  transition: background-color var(--transition-fast);
}

.hot-news-item:hover {
  background-color: rgba(240, 238, 232, 0.5);
}

.hot-news-date {
  font-size: 13px;
  color: var(--color-text-muted);
  text-align: right;
  padding-top: 4px;
  white-space: nowrap;
}

.hot-news-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.hot-news-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-charcoal);
  line-height: 1.5;
}

.hot-news-body p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.hot-news-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--color-text-muted);
}

.hot-news-btn {
  align-self: center;
  white-space: nowrap;
}

/* ========== Main Content Layout (list + sidebar) ========== */
.main-content-section {
  padding: var(--section-padding);
  background-color: #fff;
}

.main-content-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  align-items: start;
}

.list-column {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.list-column-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 2px solid var(--color-charcoal);
  padding-bottom: 12px;
}

.list-column-header h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-charcoal);
}

.list-column-header span {
  font-size: 13px;
  color: var(--color-text-muted);
}

.news-list-vertical {
  display: flex;
  flex-direction: column;
}

.news-list-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

.news-list-item:hover {
  background-color: rgba(240, 238, 232, 0.4);
}

.news-list-img {
  border-radius: var(--radius-img);
  overflow: hidden;
  background-color: var(--color-light-gray);
  aspect-ratio: 16/10;
}

.news-list-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-med);
}

.news-list-item:hover .news-list-img img {
  transform: scale(1.03);
}

.news-list-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
}

.news-list-body h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-charcoal);
  line-height: 1.5;
}

.news-list-body p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-list-tag {
  display: inline-flex;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
}

/* Sidebar */
.sidebar-col {
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: sticky;
  top: 100px;
}

.sidebar-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sidebar-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-charcoal);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-hot-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-hot-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.sidebar-hot-list .rank-num {
  font-size: 18px;
  font-weight: 900;
  color: var(--color-red);
  min-width: 28px;
  text-align: center;
  line-height: 1.3;
}

.sidebar-match-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.sidebar-match-item:last-child {
  border-bottom: none;
}

.sidebar-match-teams {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-charcoal);
}

.sidebar-match-score {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-red);
}

.sidebar-match-time {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* ========== Deep Content Section ========== */
.deep-content-section {
  padding: var(--section-padding);
  background-color: var(--color-light-gray);
}

.deep-content-wrapper {
  max-width: 860px;
  margin: 0 auto;
}

.deep-content-wrapper h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.deep-content-meta {
  display: flex;
  gap: 16px;
  align-items: center;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.deep-content-body {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.deep-content-body p {
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.9;
  text-align: justify;
}

.deep-content-quote {
  border-left: 3px solid var(--color-red);
  padding: 16px 20px;
  background-color: #fff;
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  font-size: 15px;
  color: var(--color-charcoal);
  font-weight: 500;
  line-height: 1.8;
  margin: 8px 0;
}

.deep-content-img {
  border-radius: var(--radius-card);
  overflow: hidden;
  background-color: var(--color-light-gray);
  aspect-ratio: 21/9;
  margin: 8px 0;
}

.deep-content-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-med);
}

.deep-content-img:hover img {
  transform: scale(1.02);
}

/* ========== Match Schedule Section ========== */
.schedule-section {
  padding: var(--section-padding);
  background-color: var(--color-warm-white);
}

.schedule-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}

.schedule-header h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-charcoal);
}

.schedule-filter {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.schedule-filter-btn {
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  background-color: #fff;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.schedule-filter-btn:hover,
.schedule-filter-btn.active {
  border-color: var(--color-red);
  color: var(--color-red);
  background-color: rgba(214, 58, 47, 0.05);
}

.schedule-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background-color: #fff;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

.schedule-table th {
  padding: 14px 16px;
  text-align: left;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  background-color: var(--color-light-gray);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.schedule-table td {
  padding: 14px 16px;
  font-size: 14px;
  color: var(--color-charcoal);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.schedule-table tr:last-child td {
  border-bottom: none;
}

.schedule-table tr:hover td {
  background-color: rgba(240, 238, 232, 0.4);
}

.schedule-league {
  font-size: 12px;
  color: var(--color-text-muted);
  display: block;
}

.schedule-teams {
  font-weight: 600;
}

.schedule-score-highlight {
  font-weight: 700;
  color: var(--color-red);
}

/* ========== CTA Section ========== */
.cta-section {
  padding: 64px 0;
  background-color: var(--color-charcoal);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-red) 50%, transparent 100%);
}

.cta-wrapper {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.cta-wrapper h2 {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
}

.cta-wrapper h2 .highlight-red {
  color: var(--color-red);
}

.cta-wrapper p {
  font-size: 16px;
  color: #B0AFA9;
  line-height: 1.8;
  max-width: 560px;
}

.cta-wrapper .btn-primary {
  margin-top: 8px;
  padding: 14px 36px;
  font-size: 16px;
}

/* ========== Footer ========== */
.site-footer {
  background-color: var(--color-charcoal);
  padding: 56px 0 0;
  color: #B0AFA9;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 14px;
  display: inline-flex;
}

.footer-brand .logo .logo-333 {
  color: var(--color-red);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: #B0AFA9;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 14px;
  color: #B0AFA9;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-red);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: #8A8882;
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom-links a {
  color: #8A8882;
  font-size: 13px;
  transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
  color: var(--color-red);
}

/* ========== Scroll Reveal ========== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .cat-hero-title {
    font-size: 44px;
  }
  .cat-hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .cat-hero-visual {
    min-height: 280px;
  }
  .main-content-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .sidebar-col {
    position: static;
  }
  .news-list-item {
    grid-template-columns: 160px 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .container {
    padding: 0 20px;
  }
  .nav-container {
    padding: 14px 20px;
  }
  .cat-hero {
    padding: 40px 0 32px;
  }
  .cat-hero-title {
    font-size: 36px;
  }
  .cat-hero-desc {
    font-size: 15px;
  }
  .cat-hero-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .cat-hero-visual {
    min-height: 220px;
  }
  .hot-news-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 16px 0;
  }
  .hot-news-date {
    text-align: left;
    padding-top: 0;
  }
  .hot-news-btn {
    align-self: flex-start;
  }
  .news-list-item {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px 0;
  }
  .news-list-img {
    aspect-ratio: 16/9;
  }
  .deep-content-wrapper h2 {
    font-size: 24px;
  }
  .cta-wrapper h2 {
    font-size: 26px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .schedule-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .cat-hero-title {
    font-size: 30px;
  }
  .cat-hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .cat-hero-actions .btn {
    width: 100%;
  }
  .deep-content-body p {
    font-size: 15px;
  }
  .hot-news-header h2 {
    font-size: 22px;
  }
  .cta-section {
    padding: 48px 0;
  }
  .cta-wrapper h2 {
    font-size: 22px;
  }
}

/* roulang page: category2 */
:root {
            --color-charcoal: #121210;
            --color-red: #D63A2F;
            --color-red-deep: #B92F25;
            --color-gold: #B89B5E;
            --color-warm-white: #FAF9F6;
            --color-light-gray: #F0EEE8;
            --color-text-secondary: #5C5B57;
            --color-text-muted: #8A8882;
            --color-border: #E3E0D8;
            --color-card-bg: #FFFFFF;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --container-max: 1200px;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-img: 6px;
            --radius-pill: 999px;
            --shadow-hover: 0 6px 20px rgba(18, 18, 16, 0.07);
            --transition-fast: 0.2s ease;
            --transition-med: 0.25s ease;
            --transition-slow: 0.3s ease;
            --section-padding: 72px 0;
            --section-padding-mobile: 48px 0;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-charcoal);
            background-color: var(--color-warm-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .section-divider {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 0;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(250, 249, 246, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-slow);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(18, 18, 16, 0.05);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 32px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-charcoal);
            white-space: nowrap;
        }

        .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }

        .logo .logo-sports {
            font-weight: 600;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 30px;
            list-style: none;
        }

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-charcoal);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: var(--color-red);
            transition: all var(--transition-slow);
            transform: translateX(-50%);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--color-red);
        }

        .nav-links a:hover {
            color: var(--color-red);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--color-charcoal);
            transition: all var(--transition-slow);
            border-radius: 2px;
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            background-color: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 32px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .mobile-menu a {
            font-size: 16px;
            font-weight: 500;
            color: var(--color-charcoal);
            display: block;
            padding: 4px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-red);
        }

        /* ========== Buttons ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background-color: var(--color-red);
            color: #fff;
            border: 1px solid var(--color-red);
        }

        .btn-primary:hover {
            background-color: var(--color-red-deep);
            border-color: var(--color-red-deep);
            color: #fff;
        }

        .btn-outline {
            background-color: transparent;
            color: var(--color-charcoal);
            border: 1px solid var(--color-charcoal);
        }

        .btn-outline:hover {
            border-color: var(--color-red);
            color: var(--color-red);
        }

        .btn-text {
            background: none;
            border: none;
            color: var(--color-red);
            border-bottom: 1px solid var(--color-red);
            padding: 4px 0;
            font-size: 14px;
            font-weight: 500;
            border-radius: 0;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: all var(--transition-fast);
        }

        .btn-text:hover {
            border-bottom-width: 2px;
            color: var(--color-red-deep);
            border-color: var(--color-red-deep);
        }

        .btn:focus-visible,
        .btn-text:focus-visible {
            outline: 2px solid var(--color-red);
            outline-offset: 2px;
        }

        /* ========== Hero ========== */
        .page-hero {
            position: relative;
            padding: 80px 0 64px;
            background-color: var(--color-warm-white);
        }

        .page-hero .hero-grid {
            display: flex;
            align-items: center;
            gap: 56px;
        }

        .page-hero .hero-text {
            flex: 1 1 52%;
        }

        .page-hero .hero-image {
            flex: 1 1 48%;
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            background-color: var(--color-light-gray);
            min-height: 320px;
        }

        .page-hero .hero-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        .page-hero .hero-image::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-gold), transparent);
        }

        .hero-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold);
            letter-spacing: 0.12em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .page-hero h1 {
            font-size: 52px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-charcoal);
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }

        .page-hero h1 .highlight {
            color: var(--color-red);
        }

        .page-hero .hero-desc {
            font-size: 17px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ========== Horizontal Big Cards + Index ========== */
        .index-cards-section {
            padding: 64px 0;
            background-color: var(--color-warm-white);
        }

        .index-cards-section .section-heading {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .index-cards-section .section-heading h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-charcoal);
            letter-spacing: -0.01em;
        }

        .index-cards-section .section-heading .sub {
            font-size: 15px;
            color: var(--color-text-muted);
            font-weight: 400;
        }

        .big-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 28px;
        }

        .big-card {
            display: flex;
            flex-direction: column;
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
            position: relative;
        }

        .big-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .big-card .card-index {
            font-size: 56px;
            font-weight: 900;
            line-height: 1;
            color: var(--color-light-gray);
            padding: 20px 24px 0;
            letter-spacing: -0.03em;
            user-select: none;
            transition: color var(--transition-slow);
        }

        .big-card:hover .card-index {
            color: rgba(214, 58, 47, 0.18);
        }

        .big-card .card-image {
            width: 100%;
            height: 200px;
            overflow: hidden;
            background-color: var(--color-light-gray);
            position: relative;
        }

        .big-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform var(--transition-slow);
        }

        .big-card:hover .card-image img {
            transform: scale(1.03);
        }

        .big-card .card-body {
            padding: 20px 24px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .big-card .card-title {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .big-card .card-excerpt {
            font-size: 14px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            flex: 1;
            margin-bottom: 16px;
        }

        .big-card .card-link {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-red);
            border-bottom: 1px solid var(--color-red);
            align-self: flex-start;
            padding-bottom: 2px;
            transition: all var(--transition-fast);
        }

        .big-card .card-link:hover {
            color: var(--color-red-deep);
            border-bottom-width: 2px;
            border-color: var(--color-red-deep);
        }

        /* ========== Deep Content ========== */
        .deep-content-section {
            padding: 64px 0;
            background-color: var(--color-warm-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .deep-content-wrapper {
            display: flex;
            gap: 48px;
            align-items: flex-start;
        }

        .deep-content-main {
            flex: 1 1 65%;
        }

        .deep-content-main h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        .deep-content-main h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-top: 28px;
            margin-bottom: 12px;
        }

        .deep-content-main p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }

        .deep-content-main p strong {
            color: var(--color-charcoal);
            font-weight: 600;
        }

        .deep-content-side {
            flex: 1 1 35%;
            position: sticky;
            top: 100px;
        }

        .deep-content-side .side-card {
            background-color: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
        }

        .deep-content-side .side-card h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 16px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--color-border);
        }

        .deep-content-side .side-card ul li {
            font-size: 14px;
            color: var(--color-text-secondary);
            padding: 8px 0;
            border-bottom: 1px solid var(--color-light-gray);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .deep-content-side .side-card ul li::before {
            content: '';
            display: inline-block;
            width: 6px;
            height: 6px;
            background-color: var(--color-gold);
            border-radius: 50%;
            flex-shrink: 0;
        }

        /* ========== Dimensions Section ========== */
        .dimensions-section {
            padding: 64px 0;
            background-color: var(--color-warm-white);
        }

        .dimensions-section .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 36px;
            text-align: left;
        }

        .dimension-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 24px;
        }

        .dimension-item {
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }

        .dimension-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }

        .dimension-item .dimension-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--color-light-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: var(--color-red);
            margin-bottom: 14px;
        }

        .dimension-item h5 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-bottom: 8px;
        }

        .dimension-item p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--color-text-secondary);
        }

        /* ========== Method Section ========== */
        .method-section {
            padding: 64px 0;
            background-color: var(--color-light-gray);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .method-section .method-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 16px;
        }

        .method-section .method-desc {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
            max-width: 800px;
            margin-bottom: 28px;
        }

        .method-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }

        .method-item {
            background: var(--color-card-bg);
            border-radius: var(--radius-card);
            padding: 20px;
            border-left: 3px solid var(--color-gold);
        }

        .method-item .method-num {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-gold);
            margin-bottom: 8px;
            letter-spacing: 0.06em;
        }

        .method-item p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-secondary);
        }

        /* ========== Hot Topics ========== */
        .hot-topics-section {
            padding: 64px 0;
            background-color: var(--color-warm-white);
        }

        .hot-topics-section .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 16px;
        }

        .hot-topics-section .section-sub {
            font-size: 15px;
            color: var(--color-text-muted);
            margin-bottom: 32px;
        }

        .topic-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .topic-row {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px 24px;
            transition: transform var(--transition-med), box-shadow var(--transition-med);
        }

        .topic-row:hover {
            transform: translateX(4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(214, 58, 47, 0.3);
        }

        .topic-tag {
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            background-color: var(--color-red);
            border-radius: var(--radius-pill);
            padding: 4px 14px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .topic-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-charcoal);
            flex: 1;
        }

        .topic-meta {
            font-size: 13px;
            color: var(--color-text-muted);
            white-space: nowrap;
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 64px 0;
            background-color: var(--color-warm-white);
            border-top: 1px solid var(--color-border);
        }

        .faq-section .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 32px;
        }

        .faq-list {
            max-width: 800px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 0;
            cursor: pointer;
            gap: 16px;
            transition: color var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-red);
        }

        .faq-question .faq-text {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
        }

        .faq-question .faq-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            position: relative;
            transition: transform var(--transition-slow);
        }

        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: '';
            position: absolute;
            background-color: var(--color-charcoal);
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            transition: background-color var(--transition-fast);
        }

        .faq-question .faq-icon::before {
            width: 16px;
            height: 2px;
        }

        .faq-question .faq-icon::after {
            width: 2px;
            height: 16px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item.open .faq-question .faq-text {
            color: var(--color-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 20px;
        }

        .faq-answer p {
            font-size: 15px;
            line-height: 1.8;
            color: var(--color-text-secondary);
            padding-right: 32px;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 64px 0;
            background-color: var(--color-charcoal);
        }

        .cta-wrapper {
            text-align: center;
            max-width: 700px;
            margin: 0 auto;
        }

        .cta-wrapper .cta-gold-line {
            width: 60px;
            height: 3px;
            background-color: var(--color-gold);
            margin: 0 auto 24px;
            border-radius: 2px;
        }

        .cta-wrapper h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .cta-wrapper h2 .highlight {
            color: var(--color-red);
        }

        .cta-wrapper p {
            font-size: 16px;
            line-height: 1.75;
            color: #B0AFA9;
            margin-bottom: 28px;
        }

        .cta-wrapper .btn-primary {
            font-size: 16px;
            padding: 14px 36px;
        }

        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-charcoal);
            color: #B0AFA9;
            padding: 56px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
            font-size: 1.4rem;
            font-weight: 800;
        }

        .footer-brand .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }

        .footer-brand .logo .logo-sports {
            color: #fff;
            font-weight: 600;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #B0AFA9;
            margin-bottom: 16px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #B0AFA9;
            transition: color var(--transition-fast);
        }

        .footer-col ul li a:hover {
            color: var(--color-red);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
            font-size: 12px;
            color: #8A8882;
        }

        .footer-bottom span {
            margin-right: 20px;
            white-space: nowrap;
        }

        .footer-bottom-links {
            margin-left: auto;
            display: flex;
            gap: 10px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: #B0AFA9;
            font-size: 12px;
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-red);
        }

        /* ========== Scroll Reveal ========== */
        .reveal {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1024px) {
            .page-hero .hero-grid {
                flex-direction: column;
                gap: 32px;
            }

            .page-hero h1 {
                font-size: 40px;
            }

            .deep-content-wrapper {
                flex-direction: column;
            }

            .deep-content-side {
                position: static;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }

            .nav-container {
                padding: 14px 20px;
            }

            .nav-links {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .mobile-menu {
                display: none;
                padding: 16px 20px;
            }

            .mobile-menu.open {
                display: block;
            }

            .page-hero {
                padding: 48px 0 40px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .page-hero .hero-desc {
                font-size: 15px;
            }

            .page-hero .hero-image {
                min-height: 220px;
            }

            .big-cards-grid {
                grid-template-columns: 1fr;
            }

            .big-card .card-index {
                font-size: 42px;
            }

            .dimension-grid {
                grid-template-columns: 1fr;
            }

            .method-list {
                grid-template-columns: 1fr;
            }

            .topic-row {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px 16px;
            }

            .topic-tag {
                font-size: 11px;
                padding: 3px 10px;
            }

            .topic-title {
                font-size: 14px;
                flex: 1 1 100%;
            }

            .cta-wrapper h2 {
                font-size: 26px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .footer-bottom-links {
                margin-left: 0;
            }

            .index-cards-section .section-heading h2 {
                font-size: 24px;
            }

            .deep-content-main h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 28px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .big-card .card-image {
                height: 160px;
            }

            .cta-wrapper h2 {
                font-size: 22px;
            }

            .footer-bottom span {
                font-size: 11px;
                white-space: normal;
                margin-right: 0;
            }
        }

/* roulang page: category3 */
:root {
  --color-charcoal: #121210;
  --color-red: #D63A2F;
  --color-red-deep: #B92F25;
  --color-gold: #B89B5E;
  --color-warm-white: #FAF9F6;
  --color-light-gray: #F0EEE8;
  --color-text-secondary: #5C5B57;
  --color-text-muted: #8A8882;
  --color-border: #E3E0D8;
  --color-card-bg: #FFFFFF;
  --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
  --container-max: 1200px;
  --radius-card: 8px;
  --radius-btn: 6px;
  --radius-img: 6px;
  --radius-pill: 999px;
  --shadow-hover: 0 6px 20px rgba(18, 18, 16, 0.07);
  --transition-fast: 0.2s ease;
  --transition-med: 0.25s ease;
  --transition-slow: 0.3s ease;
  --section-padding: 48px 0;
  --section-padding-mobile: 40px 0;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-charcoal);
  background-color: var(--color-warm-white);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-img);
}
a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}
button, input, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
  background: none;
}
button {
  cursor: pointer;
}
ul {
  list-style: none;
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}
.section-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 0;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
/* ========== Header / Nav ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(250, 249, 246, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-slow);
}
.site-header.scrolled {
  box-shadow: 0 2px 12px rgba(18, 18, 16, 0.05);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  max-width: var(--container-max);
  margin: 0 auto;
}
.logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-charcoal);
  white-space: nowrap;
}
.logo .logo-333 {
  color: var(--color-red);
  font-weight: 900;
}
.logo .logo-sports {
  font-weight: 600;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}
.nav-links li {
  position: relative;
}
.nav-links a {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-charcoal);
  padding: 6px 0;
  position: relative;
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-red);
  transition: all var(--transition-slow);
  transform: translateX(-50%);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links a.active {
  color: var(--color-red);
}
.nav-links a:hover {
  color: var(--color-red);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: all var(--transition-slow);
  border-radius: 2px;
}
.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-menu {
  display: none;
  background-color: var(--color-warm-white);
  border-bottom: 1px solid var(--color-border);
  padding: 20px 32px;
}
.mobile-menu.open {
  display: block;
}
.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.mobile-menu a {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-charcoal);
  display: block;
  padding: 4px 0;
  border-bottom: 1px solid var(--color-border);
}
.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--color-red);
}
/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  letter-spacing: 0.02em;
}
.btn-primary {
  background-color: var(--color-red);
  color: #fff;
}
.btn-primary:hover {
  background-color: var(--color-red-deep);
  color: #fff;
}
.btn-outline {
  border-color: var(--color-charcoal);
  color: var(--color-charcoal);
  background: transparent;
}
.btn-outline:hover {
  border-color: var(--color-red);
  color: var(--color-red);
}
.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-red);
  font-size: 14px;
  font-weight: 600;
  border-bottom: 1px solid var(--color-red);
  padding-bottom: 2px;
  transition: all var(--transition-fast);
  border-radius: 0;
}
.btn-text:hover {
  border-bottom-width: 2px;
  color: var(--color-red-deep);
}
/* ========== Badges ========== */
.badge {
  display: inline-block;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}
.badge-red {
  background-color: var(--color-red);
  color: #fff;
}
.badge-outline {
  background-color: var(--color-warm-white);
  color: var(--color-charcoal);
  border: 1px solid var(--color-border);
}
.badge-text {
  color: var(--color-text-muted);
  font-size: 13px;
  padding: 0;
}
/* ========== Hero ========== */
.hero {
  position: relative;
  padding: 72px 0 64px;
  background-color: var(--color-charcoal);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-3.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.32;
  z-index: 0;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-gold);
  z-index: 1;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
}
.hero-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  max-width: 720px;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-red);
}
.hero-desc {
  font-size: 17px;
  line-height: 1.75;
  color: #D0CEC7;
  max-width: 620px;
  margin-bottom: 28px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.hero-actions .btn-outline {
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}
.hero-actions .btn-outline:hover {
  border-color: var(--color-red);
  color: var(--color-red);
}
/* ========== Main content: sticky sidebar + article list ========== */
.data-main {
  padding: 40px 0 56px;
  background-color: var(--color-warm-white);
}
.data-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  align-items: start;
}
.sticky-sidebar {
  position: sticky;
  top: 90px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px 16px;
}
.sticky-sidebar h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-charcoal);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-red);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.sticky-sidebar ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sticky-sidebar a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: 6px;
  transition: all var(--transition-fast);
  position: relative;
}
.sticky-sidebar a:hover {
  background: var(--color-light-gray);
  color: var(--color-charcoal);
}
.sticky-sidebar a.active-side {
  background: var(--color-light-gray);
  color: var(--color-red);
  font-weight: 600;
}
.sticky-sidebar a.active-side::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-red);
  border-radius: 2px;
}
.sticky-sidebar .side-count {
  font-size: 12px;
  color: var(--color-text-muted);
  font-weight: 400;
}
.article-list-col {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.article-group-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-charcoal);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.02em;
}
.article-group-title .group-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: var(--color-red);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border-radius: 6px;
}
.article-card {
  display: flex;
  gap: 18px;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 18px;
  transition: all var(--transition-med);
  cursor: pointer;
}
.article-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}
.article-card img {
  width: 160px;
  height: 110px;
  object-fit: cover;
  flex-shrink: 0;
  border-radius: 6px;
  background-color: var(--color-light-gray);
}
.article-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
}
.article-meta {
  font-size: 13px;
  color: var(--color-text-muted);
  letter-spacing: 0.03em;
}
.article-card h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--color-charcoal);
  line-height: 1.45;
}
.article-card p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
/* ========== Deep content section ========== */
.deep-content {
  padding: 56px 0;
  background-color: var(--color-light-gray);
}
.deep-content-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.deep-content-wrapper img {
  border-radius: 8px;
  background-color: var(--color-border);
  box-shadow: 0 2px 10px rgba(18,18,16,0.05);
}
.deep-text h2 {
  font-size: 30px;
  font-weight: 700;
  color: var(--color-charcoal);
  line-height: 1.3;
  margin-bottom: 18px;
  letter-spacing: -0.01em;
}
.deep-text h2 span {
  color: var(--color-red);
}
.deep-text p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.85;
  margin-bottom: 14px;
}
.deep-text .highlight-line {
  border-left: 3px solid var(--color-gold);
  padding-left: 16px;
  font-size: 15px;
  color: var(--color-charcoal);
  font-weight: 500;
  margin: 16px 0;
  line-height: 1.8;
}
/* ========== Stats highlights ========== */
.stats-highlights {
  padding: 56px 0;
  background: var(--color-warm-white);
}
.stats-highlights h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 32px;
  letter-spacing: -0.01em;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.stat-item {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 24px 18px;
  text-align: center;
  transition: all var(--transition-med);
}
.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.stat-number {
  font-size: 42px;
  font-weight: 900;
  color: var(--color-red);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 14px;
  color: var(--color-text-secondary);
  font-weight: 500;
}
/* ========== Methodology section ========== */
.method-section {
  padding: 56px 0;
  background: var(--color-charcoal);
}
.method-section .container {
  position: relative;
}
.method-section h2 {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 28px;
  letter-spacing: -0.01em;
}
.method-section h2 span {
  color: var(--color-gold);
}
.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.method-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-card);
  padding: 22px 20px;
  transition: all var(--transition-med);
}
.method-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.2);
}
.method-card .method-index {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  display: block;
}
.method-card h3 {
  font-size: 17px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 10px;
}
.method-card p {
  font-size: 14px;
  color: #B0AFA9;
  line-height: 1.7;
}
/* ========== FAQ ========== */
.faq-section {
  padding: 56px 0;
  background: var(--color-warm-white);
}
.faq-section h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 28px;
}
.faq-list {
  max-width: 780px;
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 4px;
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
  color: var(--color-charcoal);
  transition: color var(--transition-fast);
  user-select: none;
}
.faq-question:hover {
  color: var(--color-red);
}
.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  position: relative;
  transition: transform var(--transition-slow);
}
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background-color: var(--color-charcoal);
  border-radius: 2px;
  transition: all var(--transition-slow);
}
.faq-icon::before {
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  transform: translateY(-50%);
}
.faq-icon::after {
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  transform: translateX(-50%);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
}
.faq-item.active .faq-icon::before,
.faq-item.active .faq-icon::after {
  background-color: var(--color-red);
}
.faq-item.active .faq-question {
  color: var(--color-red);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-answer p {
  padding: 0 4px 20px;
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.8;
}
/* ========== CTA ========== */
.cta-section {
  padding: 64px 0;
  background: var(--color-charcoal);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-gold);
}
.cta-section .container {
  text-align: center;
}
.cta-section h2 {
  font-size: 34px;
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.cta-section h2 span {
  color: var(--color-red);
}
.cta-section p {
  font-size: 16px;
  color: #B0AFA9;
  max-width: 560px;
  margin: 0 auto 28px;
  line-height: 1.7;
}
.cta-section .btn-primary {
  padding: 14px 32px;
  font-size: 16px;
}
/* ========== Footer ========== */
.site-footer {
  background: var(--color-charcoal);
  color: #B0AFA9;
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-brand .logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: #B0AFA9;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col a {
  font-size: 14px;
  color: #B0AFA9;
  transition: color var(--transition-fast);
}
.footer-col a:hover {
  color: var(--color-red);
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.12);
  font-size: 12px;
  color: #8A8882;
}
.footer-bottom-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-bottom-links a {
  color: #B0AFA9;
  font-size: 12px;
}
.footer-bottom-links a:hover {
  color: var(--color-red);
}
/* ========== Scroll reveal ========== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
/* ========== Responsive ========== */
@media (max-width: 1199px) {
  .container,
  .nav-container,
  .hero-inner {
    padding-left: 24px;
    padding-right: 24px;
  }
  .nav-links {
    gap: 20px;
  }
  .hero h1 {
    font-size: 42px;
  }
}
@media (max-width: 1023px) {
  .data-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .sticky-sidebar {
    position: static;
    padding: 16px;
  }
  .sticky-sidebar ul {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
  }
  .sticky-sidebar a {
    font-size: 12px;
    padding: 7px 12px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
  }
  .sticky-sidebar a.active-side::before {
    display: none;
  }
  .sticky-sidebar h3 {
    font-size: 15px;
    margin-bottom: 10px;
  }
  .deep-content-wrapper {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .method-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
  .article-card img {
    width: 120px;
    height: 90px;
  }
}
@media (max-width: 768px) {
  .nav-container {
    flex-wrap: wrap;
    gap: 12px;
  }
  .nav-links {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .mobile-menu.open {
    display: block;
  }
  .hero {
    padding: 48px 0 40px;
  }
  .hero h1 {
    font-size: 32px;
    line-height: 1.25;
  }
  .hero-desc {
    font-size: 15px;
  }
  .data-main {
    padding: 28px 0 40px;
  }
  .article-card {
    flex-direction: column;
    padding: 14px;
  }
  .article-card img {
    width: 100%;
    height: 160px;
  }
  .article-card h4 {
    font-size: 16px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .stat-number {
    font-size: 32px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .footer-bottom-links {
    margin-left: 0;
  }
  .cta-section h2 {
    font-size: 26px;
  }
  .deep-text h2,
  .stats-highlights h2,
  .method-section h2,
  .faq-section h2 {
    font-size: 24px;
  }
  .article-group-title {
    font-size: 18px;
  }
}
@media (max-width: 520px) {
  .container,
  .nav-container,
  .hero-inner {
    padding-left: 16px;
    padding-right: 16px;
  }
  .hero h1 {
    font-size: 28px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .article-card img {
    height: 140px;
  }
  .cta-section {
    padding: 48px 0;
  }
  .cta-section h2 {
    font-size: 22px;
  }
  .sticky-sidebar ul {
    gap: 4px;
  }
  .sticky-sidebar a {
    font-size: 11px;
    padding: 6px 10px;
  }
}

/* roulang page: category4 */
:root {
            --color-charcoal: #121210;
            --color-red: #D63A2F;
            --color-red-deep: #B92F25;
            --color-gold: #B89B5E;
            --color-warm-white: #FAF9F6;
            --color-light-gray: #F0EEE8;
            --color-text-secondary: #5C5B57;
            --color-text-muted: #8A8882;
            --color-border: #E3E0D8;
            --color-card-bg: #FFFFFF;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --container-max: 1200px;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-img: 6px;
            --radius-pill: 999px;
            --shadow-hover: 0 6px 20px rgba(18, 18, 16, 0.07);
            --transition-fast: 0.2s ease;
            --transition-med: 0.25s ease;
            --transition-slow: 0.3s ease;
            --section-padding: 72px 0;
            --section-padding-mobile: 48px 0;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-charcoal);
            background-color: var(--color-warm-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .section-divider {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 0;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(250, 249, 246, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-slow);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(18, 18, 16, 0.05);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 32px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-charcoal);
            white-space: nowrap;
        }

        .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }

        .logo .logo-sports {
            font-weight: 600;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 30px;
            list-style: none;
        }

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-charcoal);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: var(--color-red);
            transition: all var(--transition-slow);
            transform: translateX(-50%);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--color-red);
        }

        .nav-links a:hover {
            color: var(--color-red);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--color-charcoal);
            transition: all var(--transition-slow);
            border-radius: 2px;
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            background-color: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 32px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .mobile-menu a {
            font-size: 16px;
            font-weight: 500;
            color: var(--color-charcoal);
            display: block;
            padding: 4px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-red);
        }

        /* ========== Buttons ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.03em;
        }

        .btn-primary {
            background-color: var(--color-red);
            color: #fff;
            border: 1px solid var(--color-red);
        }

        .btn-primary:hover,
        .btn-primary:focus {
            background-color: var(--color-red-deep);
            border-color: var(--color-red-deep);
            color: #fff;
        }

        .btn-outline {
            background: transparent;
            color: var(--color-charcoal);
            border: 1px solid var(--color-charcoal);
        }

        .btn-outline:hover,
        .btn-outline:focus {
            border-color: var(--color-red);
            color: var(--color-red);
        }

        .btn-text {
            background: none;
            border: none;
            color: var(--color-red);
            padding: 4px 0;
            font-size: 14px;
            font-weight: 600;
            border-bottom: 1px solid var(--color-red);
            border-radius: 0;
            transition: all var(--transition-fast);
        }

        .btn-text:hover {
            border-bottom-width: 2px;
            color: var(--color-red-deep);
            border-color: var(--color-red-deep);
        }

        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-red);
            outline-offset: 2px;
        }

        /* ========== Hero ========== */
        .hero-training {
            padding: 80px 0 64px;
            background-color: var(--color-warm-white);
            position: relative;
            overflow: hidden;
        }

        .hero-training::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-red) 0%, var(--color-gold) 50%, var(--color-red) 100%);
            opacity: 0.5;
        }

        .hero-training .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .hero-badge {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-gold);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 16px;
            padding: 4px 12px;
            border: 1px solid var(--color-gold);
            border-radius: var(--radius-pill);
        }

        .hero-training h1 {
            font-size: 48px;
            line-height: 1.2;
            font-weight: 800;
            color: var(--color-charcoal);
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }

        .hero-training h1 span {
            color: var(--color-red);
        }

        .hero-training .hero-subtitle {
            font-size: 17px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 28px;
            max-width: 520px;
        }

        .hero-training .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-img);
            overflow: hidden;
            border: 1px solid var(--color-border);
        }

        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
            border-radius: var(--radius-img);
            transition: transform 0.4s ease;
        }

        .hero-visual:hover img {
            transform: scale(1.03);
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background-color: var(--color-gold);
        }

        /* ========== Breadcrumb ========== */
        .breadcrumb {
            padding: 20px 0;
            background-color: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
        }

        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--color-text-muted);
        }

        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb a:hover {
            color: var(--color-red);
        }

        .breadcrumb .separator {
            color: var(--color-border);
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--color-charcoal);
            font-weight: 600;
        }

        /* ========== Section ========== */
        section {
            padding: var(--section-padding);
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-red);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-title {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-charcoal);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            max-width: 720px;
        }

        /* ========== Deep Content Section ========== */
        .deep-content {
            background-color: var(--color-warm-white);
            padding: 64px 0;
        }

        .deep-content .container {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 48px;
            align-items: start;
        }

        .deep-content-aside {
            position: sticky;
            top: 100px;
        }

        .deep-content-aside h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 12px;
        }

        .deep-content-aside .aside-meta {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.6;
            padding-left: 16px;
            border-left: 3px solid var(--color-red);
        }

        .deep-content-article {
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text-secondary);
        }

        .deep-content-article h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.35;
            margin-bottom: 20px;
        }

        .deep-content-article p {
            margin-bottom: 18px;
        }

        .deep-content-article p strong {
            color: var(--color-charcoal);
            font-weight: 600;
        }

        .deep-content-article .highlight-quote {
            padding: 20px 24px;
            background-color: var(--color-light-gray);
            border-left: 3px solid var(--color-gold);
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            margin: 24px 0;
            font-size: 15px;
            color: var(--color-charcoal);
            line-height: 1.7;
            font-weight: 500;
        }

        /* ========== Alternating List ========== */
        .alt-list-section {
            background-color: var(--color-light-gray);
            padding: 72px 0;
        }

        .alt-list-section .section-header {
            margin-bottom: 48px;
        }

        .alt-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            padding: 32px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .alt-row:last-child {
            border-bottom: none;
        }

        .alt-row .alt-image {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            background-color: var(--color-light-gray);
        }

        .alt-row .alt-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-radius: var(--radius-card);
            transition: transform 0.4s ease;
        }

        .alt-row .alt-image:hover img {
            transform: scale(1.03);
        }

        .alt-row .alt-image .image-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background-color: rgba(18, 18, 16, 0.75);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
            backdrop-filter: blur(6px);
        }

        .alt-row .alt-content {
            padding: 8px 0;
        }

        .alt-row .alt-number {
            font-size: 42px;
            font-weight: 900;
            color: var(--color-red);
            line-height: 1;
            margin-bottom: 8px;
            opacity: 0.85;
        }

        .alt-row .alt-title {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.35;
            margin-bottom: 12px;
        }

        .alt-row .alt-desc {
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text-secondary);
            margin-bottom: 16px;
        }

        .alt-row .alt-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .alt-row .alt-tag {
            font-size: 12px;
            font-weight: 500;
            color: var(--color-text-secondary);
            background-color: var(--color-warm-white);
            border: 1px solid var(--color-border);
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
        }

        /* alternating: odd = image left, even = image right */
        .alt-row:nth-child(odd) {
            grid-template-areas: "image content";
        }
        .alt-row:nth-child(odd) .alt-image {
            grid-area: image;
        }
        .alt-row:nth-child(odd) .alt-content {
            grid-area: content;
        }

        .alt-row:nth-child(even) {
            grid-template-areas: "content image";
        }
        .alt-row:nth-child(even) .alt-image {
            grid-area: image;
        }
        .alt-row:nth-child(even) .alt-content {
            grid-area: content;
        }

        /* ========== Training Principles ========== */
        .training-principles {
            background-color: var(--color-warm-white);
            padding: 72px 0;
        }

        .principles-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 36px;
        }

        .principle-card {
            background-color: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            transition: all var(--transition-med);
        }

        .principle-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-gold);
        }

        .principle-card .principle-icon {
            font-size: 28px;
            color: var(--color-red);
            margin-bottom: 12px;
            font-weight: 900;
            line-height: 1;
        }

        .principle-card h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 8px;
        }

        .principle-card p {
            font-size: 14px;
            line-height: 1.65;
            color: var(--color-text-secondary);
        }

        /* ========== Training Cycle ========== */
        .training-cycle {
            background-color: var(--color-light-gray);
            padding: 72px 0;
        }

        .cycle-flow {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
            margin-top: 40px;
            align-items: stretch;
        }

        .cycle-step {
            background-color: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition-med);
            position: relative;
        }

        .cycle-step:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .cycle-step .step-num {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-gold);
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }

        .cycle-step h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 6px;
        }

        .cycle-step p {
            font-size: 13px;
            line-height: 1.5;
            color: var(--color-text-muted);
        }

        .cycle-step::after {
            content: '';
            position: absolute;
            top: 50%;
            right: -16px;
            width: 16px;
            height: 1px;
            background-color: var(--color-border);
        }

        .cycle-step:last-child::after {
            display: none;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            background-color: var(--color-charcoal);
            padding: 72px 0;
            position: relative;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-red) 50%, var(--color-gold) 100%);
        }

        .cta-section .container {
            text-align: center;
            max-width: 720px;
        }

        .cta-section h2 {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .cta-section h2 span {
            color: var(--color-red);
        }

        .cta-section p {
            font-size: 16px;
            color: #B0AFA9;
            line-height: 1.7;
            margin-bottom: 28px;
        }

        .cta-section .btn {
            padding: 15px 36px;
            font-size: 16px;
        }

        /* ========== FAQ ========== */
        .faq-section {
            background-color: var(--color-warm-white);
            padding: 72px 0;
        }

        .faq-list {
            margin-top: 32px;
            max-width: 800px;
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
            text-align: left;
            cursor: pointer;
            transition: color var(--transition-fast);
            gap: 16px;
        }

        .faq-question:hover {
            color: var(--color-red);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            position: relative;
            transition: transform 0.3s ease;
        }

        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: '';
            position: absolute;
            background-color: var(--color-charcoal);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .faq-question .faq-icon::before {
            top: 50%;
            left: 0;
            width: 100%;
            height: 2px;
            transform: translateY(-50%);
        }

        .faq-question .faq-icon::after {
            left: 50%;
            top: 0;
            width: 2px;
            height: 100%;
            transform: translateX(-50%);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item.open .faq-icon::before,
        .faq-item.open .faq-icon::after {
            background-color: var(--color-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer-inner {
            padding: 0 0 20px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
        }

        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-charcoal);
            color: #B0AFA9;
            padding: 64px 0 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }

        .footer-brand .logo .logo-sports {
            font-weight: 600;
            color: #fff;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #B0AFA9;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            font-size: 14px;
            color: #B0AFA9;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--color-red);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .footer-bottom-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 12px;
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-red);
        }

        /* ========== Scroll Animation ========== */
        .fade-in {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1199px) {
            .container {
                padding: 0 32px;
            }

            .hero-training .container {
                gap: 36px;
            }

            .hero-training h1 {
                font-size: 40px;
            }

            .principles-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .cycle-flow {
                grid-template-columns: repeat(3, 1fr);
                gap: 20px;
            }

            .cycle-step::after {
                display: none;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 36px;
            }
        }

        @media (max-width: 900px) {
            .deep-content .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .deep-content-aside {
                position: static;
            }

            .alt-row,
            .alt-row:nth-child(odd),
            .alt-row:nth-child(even) {
                grid-template-columns: 1fr;
                grid-template-areas: "image" "content";
                gap: 20px;
            }
        }

        @media (max-width: 767px) {
            .nav-links {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .nav-container {
                padding: 14px 20px;
            }

            .container {
                padding: 0 20px;
            }

            .hero-training {
                padding: 48px 0 40px;
            }

            .hero-training .container {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .hero-training h1 {
                font-size: 30px;
                line-height: 1.3;
            }

            .hero-training .hero-subtitle {
                font-size: 15px;
                line-height: 1.65;
            }

            .hero-visual img {
                min-height: 200px;
            }

            .section-title {
                font-size: 24px;
            }

            section,
            .deep-content,
            .alt-list-section,
            .training-principles,
            .training-cycle,
            .cta-section,
            .faq-section {
                padding: 48px 0;
            }

            .alt-row .alt-image img {
                height: 200px;
            }

            .alt-row .alt-number {
                font-size: 32px;
            }

            .alt-row .alt-title {
                font-size: 19px;
            }

            .principles-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .cycle-flow {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .cta-section h2 {
                font-size: 26px;
            }

            .cta-section p {
                font-size: 15px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                font-size: 12px;
            }

            .footer-bottom-links {
                flex-wrap: wrap;
            }
        }

        @media (max-width: 480px) {
            .cycle-flow {
                grid-template-columns: 1fr;
            }

            .hero-training h1 {
                font-size: 26px;
            }

            .btn {
                padding: 11px 20px;
                font-size: 14px;
            }

            .hero-training .hero-actions {
                flex-direction: column;
                gap: 12px;
            }

            .hero-training .hero-actions .btn {
                width: 100%;
            }
        }

/* roulang page: category6 */
:root {
            --color-charcoal: #121210;
            --color-red: #D63A2F;
            --color-red-deep: #B92F25;
            --color-gold: #B89B5E;
            --color-warm-white: #FAF9F6;
            --color-light-gray: #F0EEE8;
            --color-text-secondary: #5C5B57;
            --color-text-muted: #8A8882;
            --color-border: #E3E0D8;
            --color-card-bg: #FFFFFF;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --container-max: 1200px;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-img: 6px;
            --radius-pill: 999px;
            --shadow-hover: 0 6px 20px rgba(18, 18, 16, 0.07);
            --transition-fast: 0.2s ease;
            --transition-med: 0.25s ease;
            --transition-slow: 0.3s ease;
            --section-padding: 72px 0;
            --section-padding-mobile: 48px 0;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-charcoal);
            background-color: var(--color-warm-white);
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .section-divider {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 0;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(250, 249, 246, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-slow);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(18, 18, 16, 0.05);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 32px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-charcoal);
            white-space: nowrap;
        }

        .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }

        .logo .logo-sports {
            font-weight: 600;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 30px;
            list-style: none;
        }

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-charcoal);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: var(--color-red);
            transition: all var(--transition-slow);
            transform: translateX(-50%);
        }

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--color-red);
        }

        .nav-links a:hover {
            color: var(--color-red);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--color-charcoal);
            transition: all var(--transition-slow);
            border-radius: 2px;
        }

        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            background-color: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 32px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .mobile-menu a {
            font-size: 16px;
            font-weight: 500;
            color: var(--color-charcoal);
            display: block;
            padding: 4px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-red);
        }

        /* ========== Buttons ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            text-align: center;
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background-color: var(--color-red);
            color: #FFFFFF;
        }

        .btn-primary:hover {
            background-color: var(--color-red-deep);
            color: #FFFFFF;
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-charcoal);
            color: var(--color-charcoal);
        }

        .btn-outline:hover {
            border-color: var(--color-red);
            color: var(--color-red);
        }

        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-red);
            font-weight: 500;
            font-size: 14px;
            padding: 0;
            border-bottom: 1px solid var(--color-red);
            border-radius: 0;
            transition: all var(--transition-fast);
        }

        .btn-text:hover {
            border-bottom-width: 2px;
            color: var(--color-red-deep);
        }

        .btn:focus-visible {
            outline: 2px solid var(--color-red);
            outline-offset: 2px;
        }

        /* ========== Badge / Tag ========== */
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
        }

        .badge-red {
            background-color: var(--color-red);
            color: #FFFFFF;
        }

        .badge-outline {
            background-color: var(--color-warm-white);
            color: var(--color-charcoal);
            border: 1px solid var(--color-border);
        }

        .badge-gold {
            background-color: transparent;
            color: var(--color-gold);
            border: 1px solid var(--color-gold);
        }

        /* ========== Page Hero ========== */
        .page-hero {
            background-color: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-red), var(--color-gold), var(--color-red));
            background-size: 200% 100%;
            animation: shimmer 6s linear infinite;
        }

        @keyframes shimmer {
            0% {
                background-position: 200% 0;
            }
            100% {
                background-position: -200% 0;
            }
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
        }

        .page-hero-badge {
            display: inline-block;
            margin-bottom: 16px;
            color: var(--color-gold);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            border-bottom: 2px solid var(--color-gold);
            padding-bottom: 4px;
        }

        .page-hero h1 {
            font-size: 52px;
            font-weight: 900;
            line-height: 1.2;
            color: var(--color-charcoal);
            letter-spacing: -0.02em;
            margin-bottom: 20px;
        }

        .page-hero h1 .highlight {
            color: var(--color-red);
        }

        .page-hero p {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 24px;
        }

        .page-hero-image {
            width: 100%;
            max-height: 420px;
            object-fit: cover;
            border-radius: var(--radius-card);
            margin-top: 32px;
            border-bottom: 3px solid var(--color-gold);
        }

        /* ========== Progress Hero Section ========== */
        .progress-hero {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 40px;
            align-items: center;
            padding: 48px 0 32px;
        }

        .progress-hero-left .progress-ring-wrapper {
            display: flex;
            align-items: center;
            gap: 24px;
            margin-bottom: 16px;
        }

        .progress-ring {
            width: 140px;
            height: 140px;
            border-radius: 50%;
            border: 10px solid var(--color-light-gray);
            border-top-color: var(--color-red);
            border-right-color: var(--color-red);
            position: relative;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            animation: rotate-ring 3s linear infinite;
        }

        .progress-ring-inner {
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background-color: var(--color-warm-white);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            font-weight: 900;
            color: var(--color-charcoal);
            animation: rotate-ring-reverse 3s linear infinite;
        }

        .progress-ring-inner span {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text-muted);
            margin-left: 2px;
        }

        @keyframes rotate-ring {
            0% {
                transform: rotate(0deg);
            }
            100% {
                transform: rotate(360deg);
            }
        }

        @keyframes rotate-ring-reverse {
            0% {
                transform: rotate(360deg);
            }
            100% {
                transform: rotate(0deg);
            }
        }

        .progress-info h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 8px;
        }

        .progress-info p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .progress-hero-right .tier-preview {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .tier-preview-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background-color: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            transition: all var(--transition-med);
        }

        .tier-preview-item:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .tier-preview-item .tier-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--color-light-gray);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            color: var(--color-charcoal);
            flex-shrink: 0;
        }

        .tier-preview-item:nth-child(1) .tier-icon {
            background-color: #F0EEE8;
            color: #8A8882;
        }
        .tier-preview-item:nth-child(2) .tier-icon {
            background-color: #F5E8D8;
            color: #B89B5E;
        }
        .tier-preview-item:nth-child(3) .tier-icon {
            background-color: #F8DCD8;
            color: #D63A2F;
        }

        .tier-preview-item .tier-info h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-bottom: 2px;
        }

        .tier-preview-item .tier-info p {
            font-size: 13px;
            color: var(--color-text-muted);
            margin: 0;
        }

        /* ========== Tier Section ========== */
        .tier-section {
            padding: var(--section-padding);
            background-color: var(--color-warm-white);
        }

        .tier-section--alt {
            background-color: var(--color-light-gray);
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-red);
            letter-spacing: 0.15em;
            margin-bottom: 8px;
        }

        .section-header h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .section-header p {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 680px;
        }

        .tier-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .tier-card {
            background-color: var(--color-card-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
        }

        .tier-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: var(--color-gold);
        }

        .tier-card-header {
            padding: 24px 24px 16px;
            border-bottom: 1px solid var(--color-border);
            text-align: center;
        }

        .tier-card-header .tier-level {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-muted);
            letter-spacing: 0.1em;
            margin-bottom: 6px;
        }

        .tier-card-header h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 8px;
        }

        .tier-card-header .tier-meta {
            font-size: 13px;
            color: var(--color-text-muted);
        }

        .tier-card-body {
            padding: 20px 24px;
            flex-grow: 1;
        }

        .tier-card-body ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .tier-card-body li {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            position: relative;
            padding-left: 20px;
        }

        .tier-card-body li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 8px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-gold);
        }

        .tier-card-footer {
            padding: 16px 24px 24px;
            text-align: center;
        }

        .tier-card-footer .btn {
            width: 100%;
        }

        /* ========== Comparison Table ========== */
        .table-section {
            padding: var(--section-padding);
            background-color: var(--color-light-gray);
        }

        .table-wrapper {
            overflow-x: auto;
            background-color: var(--color-card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
        }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 800px;
        }

        .comparison-table th,
        .comparison-table td {
            padding: 16px 20px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
            font-size: 14px;
            line-height: 1.6;
        }

        .comparison-table thead th {
            background-color: var(--color-charcoal);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.03em;
            border-bottom: none;
        }

        .comparison-table thead th:first-child {
            border-radius: 8px 0 0 0;
        }
        .comparison-table thead th:last-child {
            border-radius: 0 8px 0 0;
        }

        .comparison-table tbody tr:hover {
            background-color: rgba(240, 238, 232, 0.5);
        }

        .comparison-table tbody tr:last-child td {
            border-bottom: none;
        }

        .comparison-table td:first-child {
            font-weight: 600;
            color: var(--color-charcoal);
            white-space: nowrap;
        }

        .check-mark {
            color: var(--color-red);
            font-weight: 700;
        }

        .dash-mark {
            color: var(--color-text-muted);
        }

        /* ========== Community Activity List ========== */
        .activity-section {
            padding: var(--section-padding);
            background-color: var(--color-warm-white);
        }

        .activity-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-top: 1px solid var(--color-border);
        }

        .activity-item {
            display: grid;
            grid-template-columns: 100px 1fr auto;
            gap: 20px;
            align-items: start;
            padding: 22px 0;
            border-bottom: 1px solid var(--color-border);
            transition: all var(--transition-med);
        }

        .activity-item:hover {
            padding-left: 12px;
        }

        .activity-date {
            font-size: 13px;
            color: var(--color-text-muted);
            font-weight: 500;
            white-space: nowrap;
        }

        .activity-content h4 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-bottom: 6px;
            line-height: 1.5;
        }

        .activity-content p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        .activity-action {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .activity-tag {
            display: inline-block;
            padding: 3px 10px;
            font-size: 12px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            background-color: var(--color-light-gray);
            color: var(--color-text-secondary);
            white-space: nowrap;
        }

        .activity-tag--hot {
            background-color: var(--color-red);
            color: #FFFFFF;
        }

        /* ========== Deep Content ========== */
        .deep-content {
            padding: var(--section-padding);
            background-color: var(--color-warm-white);
        }

        .deep-content-grid {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 48px;
            align-items: start;
        }

        .deep-content-left .deep-idx {
            font-size: 48px;
            font-weight: 900;
            color: var(--color-light-gray);
            line-height: 1;
            margin-bottom: 12px;
        }

        .deep-content-left h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .deep-content-left p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        .deep-content-right {
            font-size: 16px;
            color: var(--color-text-secondary);
            line-height: 1.9;
        }

        .deep-content-right p {
            margin-bottom: 20px;
        }

        .deep-content-right p:last-child {
            margin-bottom: 0;
        }

        .deep-content-right strong {
            color: var(--color-charcoal);
            font-weight: 600;
        }

        .deep-content-right .highlight-link {
            color: var(--color-red);
            font-weight: 500;
            border-bottom: 1px solid var(--color-red);
            transition: all var(--transition-fast);
        }

        .deep-content-right .highlight-link:hover {
            color: var(--color-red-deep);
            border-bottom-width: 2px;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            padding: 64px 0;
            background-color: var(--color-charcoal);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--color-gold), var(--color-red), var(--color-gold));
        }

        .cta-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .cta-section h2 {
            font-size: 32px;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }

        .cta-section h2 .highlight {
            color: var(--color-red);
        }

        .cta-section p {
            font-size: 16px;
            color: #B0AFA9;
            max-width: 560px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }

        .cta-section .btn {
            font-size: 16px;
            padding: 15px 36px;
        }

        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-charcoal);
            padding: 64px 0 32px;
            color: #B0AFA9;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .footer-brand .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #B0AFA9;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a {
            font-size: 14px;
            color: #B0AFA9;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: var(--color-red);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 12px;
            color: #8A8882;
        }

        .footer-bottom-links {
            display: flex;
            gap: 12px;
            align-items: center;
        }

        .footer-bottom-links a {
            color: #B0AFA9;
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--color-red);
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: var(--section-padding);
            background-color: var(--color-warm-white);
        }

        .faq-list {
            border-top: 1px solid var(--color-border);
        }

        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 20px 4px;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
            transition: color var(--transition-fast);
            user-select: none;
        }

        .faq-question:hover {
            color: var(--color-red);
        }

        .faq-question .faq-icon {
            position: relative;
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            transition: transform var(--transition-slow);
        }

        .faq-question .faq-icon::before,
        .faq-question .faq-icon::after {
            content: '';
            position: absolute;
            background-color: var(--color-charcoal);
            transition: all var(--transition-slow);
        }

        .faq-question .faq-icon::before {
            top: 9px;
            left: 0;
            width: 20px;
            height: 2px;
        }

        .faq-question .faq-icon::after {
            top: 0;
            left: 9px;
            width: 2px;
            height: 20px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item.open .faq-icon::before,
        .faq-item.open .faq-icon::after {
            background-color: var(--color-red);
        }

        .faq-item.open .faq-question {
            color: var(--color-red);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        .faq-answer p {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            padding: 0 4px 20px;
        }

        /* ========== Responsive ========== */
        @media (max-width: 1199px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .deep-content-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .progress-hero {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 20px;
            }

            .nav-container {
                padding: 14px 20px;
            }

            .nav-links {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .page-hero {
                padding: 48px 0 36px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .page-hero p {
                font-size: 15px;
            }

            .tier-grid {
                grid-template-columns: 1fr;
            }

            .activity-item {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 16px 0;
            }

            .activity-date {
                font-size: 12px;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .deep-content-left h2 {
                font-size: 22px;
            }

            .deep-content-left .deep-idx {
                font-size: 36px;
            }

            .cta-section h2 {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .footer-bottom-links {
                flex-wrap: wrap;
            }

            .progress-ring {
                width: 100px;
                height: 100px;
                border-width: 8px;
            }

            .progress-ring-inner {
                width: 72px;
                height: 72px;
                font-size: 24px;
            }

            .progress-hero-left .progress-ring-wrapper {
                gap: 16px;
            }

            .cta-section {
                padding: 48px 0;
            }

            .cta-section h2 {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 26px;
            }

            .section-header h2 {
                font-size: 20px;
            }

            .btn {
                padding: 11px 20px;
                font-size: 14px;
            }

            .comparison-table th,
            .comparison-table td {
                padding: 12px 14px;
                font-size: 13px;
            }

            .footer-bottom {
                font-size: 11px;
            }
        }

/* roulang page: category5 */
:root {
            --color-charcoal: #121210;
            --color-red: #D63A2F;
            --color-red-deep: #B92F25;
            --color-gold: #B89B5E;
            --color-warm-white: #FAF9F6;
            --color-light-gray: #F0EEE8;
            --color-text-secondary: #5C5B57;
            --color-text-muted: #8A8882;
            --color-border: #E3E0D8;
            --color-card-bg: #FFFFFF;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans CJK SC', sans-serif;
            --container-max: 1200px;
            --radius-card: 8px;
            --radius-btn: 6px;
            --radius-img: 6px;
            --radius-pill: 999px;
            --shadow-hover: 0 6px 20px rgba(18, 18, 16, 0.07);
            --transition-fast: 0.2s ease;
            --transition-med: 0.25s ease;
            --transition-slow: 0.3s ease;
            --section-padding: 48px 0;
            --section-padding-mobile: 40px 0;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-family);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-charcoal);
            background-color: var(--color-warm-white);
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-img);
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
            border: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 32px;
        }

        .section-divider {
            border: none;
            border-top: 1px solid var(--color-border);
            margin: 0;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: rgba(250, 249, 246, 0.96);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-slow);
        }

        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(18, 18, 16, 0.05);
        }

        .nav-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 32px;
            max-width: var(--container-max);
            margin: 0 auto;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--color-charcoal);
            white-space: nowrap;
        }

        .logo .logo-333 {
            color: var(--color-red);
            font-weight: 900;
        }
        .logo .logo-sports {
            font-weight: 600;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-links li {
            position: relative;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-charcoal);
            padding: 6px 0;
            position: relative;
            white-space: nowrap;
            letter-spacing: 0.02em;
            display: inline-block;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background-color: var(--color-red);
            transition: all var(--transition-slow);
            transform: translateX(-50%);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--color-red);
        }
        .nav-links a:hover {
            color: var(--color-red);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--color-charcoal);
            transition: all var(--transition-slow);
            border-radius: 2px;
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            background-color: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 32px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 16px;
            padding: 0;
            margin: 0;
        }
        .mobile-menu a {
            font-size: 16px;
            font-weight: 500;
            color: var(--color-charcoal);
            display: block;
            padding: 4px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-red);
        }

        /* ========== Buttons ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            text-align: center;
            line-height: 1.4;
        }
        .btn-primary {
            background-color: var(--color-red);
            color: #FFFFFF;
            border: 1px solid var(--color-red);
        }
        .btn-primary:hover {
            background-color: var(--color-red-deep);
            border-color: var(--color-red-deep);
            color: #FFFFFF;
        }
        .btn-outline-dark {
            background: transparent;
            color: var(--color-charcoal);
            border: 1px solid var(--color-charcoal);
        }
        .btn-outline-dark:hover {
            border-color: var(--color-red);
            color: var(--color-red);
        }
        .btn-text {
            background: none;
            border: none;
            padding: 6px 0;
            color: var(--color-red);
            font-size: 14px;
            font-weight: 600;
            border-bottom: 1px solid var(--color-red);
            border-radius: 0;
            transition: all var(--transition-fast);
        }
        .btn-text:hover {
            border-bottom-width: 2px;
            color: var(--color-red-deep);
            border-bottom-color: var(--color-red-deep);
        }

        /* ========== Badges / Tags ========== */
        .badge-pill {
            display: inline-flex;
            align-items: center;
            padding: 4px 14px;
            font-size: 13px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
            line-height: 1.6;
        }
        .badge-red {
            background-color: var(--color-red);
            color: #FFFFFF;
        }
        .badge-light {
            background-color: var(--color-warm-white);
            color: var(--color-charcoal);
            border: 1px solid var(--color-border);
        }
        .badge-gold {
            background-color: transparent;
            color: var(--color-gold);
            border: 1px solid var(--color-gold);
        }

        /* ========== Section Base ========== */
        .section {
            padding: var(--section-padding);
        }
        .section-light {
            background-color: var(--color-warm-white);
        }
        .section-gray {
            background-color: var(--color-light-gray);
        }
        .section-dark {
            background-color: var(--color-charcoal);
            color: #FFFFFF;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-charcoal);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .section-title-white {
            color: #FFFFFF;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            margin-bottom: 40px;
            max-width: 680px;
            line-height: 1.8;
        }
        .section-subtitle-white {
            color: #B0AFA9;
        }

        /* ========== Category 5: Hero (No large image) ========== */
        .category-hero {
            padding: 72px 0 56px;
            background: var(--color-warm-white);
            border-bottom: 1px solid var(--color-border);
        }
        .category-hero-topline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-gold);
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 20px;
        }
        .category-hero-topline .line {
            display: inline-block;
            width: 32px;
            height: 1px;
            background-color: var(--color-gold);
        }
        .category-hero h1 {
            font-size: 3rem;
            font-weight: 800;
            color: var(--color-charcoal);
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
            max-width: 850px;
        }
        .category-hero h1 .highlight {
            color: var(--color-red);
        }
        .category-hero-desc {
            font-size: 17px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 36px;
        }
        .hero-icon-matrix {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
            margin-bottom: 32px;
        }
        .hero-icon-item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-charcoal);
            padding: 10px 18px;
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
        }
        .hero-icon-item i {
            color: var(--color-red);
            font-size: 16px;
        }
        .hero-icon-item:hover {
            border-color: var(--color-red);
            color: var(--color-red);
        }
        .hero-status-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            max-width: 780px;
        }
        .hero-status-item {
            flex: 1;
            min-width: 140px;
            padding: 8px 16px;
            border-right: 1px solid var(--color-border);
            text-align: center;
        }
        .hero-status-item:last-child {
            border-right: none;
        }
        .hero-status-num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--color-red);
            line-height: 1.2;
        }
        .hero-status-label {
            font-size: 13px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== Filter Tags + Grid Cards ========== */
        .filter-section {
            padding: 48px 0 56px;
            background: var(--color-warm-white);
        }
        .filter-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 36px;
            align-items: center;
            justify-content: flex-start;
        }
        .filter-label {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-right: 8px;
            letter-spacing: 0.03em;
        }
        .filter-tag {
            padding: 8px 20px;
            font-size: 14px;
            font-weight: 500;
            border-radius: var(--radius-pill);
            background: #FFFFFF;
            color: var(--color-charcoal);
            border: 1px solid var(--color-border);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .filter-tag:hover {
            border-color: var(--color-red);
            color: var(--color-red);
        }
        .filter-tag.active {
            background-color: var(--color-red);
            color: #FFFFFF;
            border-color: var(--color-red);
        }
        .gear-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .gear-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-med);
            display: flex;
            flex-direction: column;
        }
        .gear-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-border);
        }
        .gear-card-img {
            background-color: var(--color-light-gray);
            aspect-ratio: 16/10;
            overflow: hidden;
            border-radius: 0;
            position: relative;
        }
        .gear-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.4s ease;
        }
        .gear-card:hover .gear-card-img img {
            transform: scale(1.03);
        }
        .gear-card-img .badge-pill {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
        }
        .gear-card-body {
            padding: 20px 22px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .gear-card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-charcoal);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .gear-card-summary {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }
        .gear-card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: var(--color-text-muted);
            border-top: 1px solid var(--color-border);
            padding-top: 14px;
        }
        .gear-card-meta .gear-score {
            color: var(--color-red);
            font-weight: 700;
            font-size: 15px;
        }

        /* ========== Deep Content Section ========== */
        .deep-content {
            padding: 64px 0;
            background: var(--color-light-gray);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }
        .deep-content-layout {
            display: flex;
            gap: 48px;
            align-items: flex-start;
        }
        .deep-content-side {
            flex: 0 0 240px;
            position: sticky;
            top: 100px;
        }
        .deep-content-side h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-charcoal);
            line-height: 1.4;
            padding-right: 24px;
            border-right: 3px solid var(--color-red);
        }
        .deep-content-main {
            flex: 1;
            min-width: 0;
        }
        .deep-content-main p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--color-text-secondary);
            margin-bottom: 20px;
        }
        .deep-content-main p strong {
            color: var(--color-charcoal);
            font-weight: 600;
        }
        .deep-content-main blockquote {
            margin: 28px 0;
            padding: 20px 24px;
            border-left: 3px solid var(--color-gold);
            background: #FFFFFF;
            border-radius: 0 var(--radius-card) var(--radius-card) 0;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        /* ========== Metrics Section ========== */
        .metrics-section {
            padding: 56px 0;
            background: var(--color-warm-white);
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            transition: all var(--transition-med);
        }
        .metric-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .metric-num {
            font-size: 2.6rem;
            font-weight: 900;
            color: var(--color-red);
            line-height: 1.2;
            margin-bottom: 6px;
        }
        .metric-label {
            font-size: 14px;
            color: var(--color-text-muted);
            font-weight: 500;
            letter-spacing: 0.03em;
        }

        /* ========== Testimonials ========== */
        .testi-section {
            padding: 56px 0;
            background: var(--color-light-gray);
            border-top: 1px solid var(--color-border);
        }
        .testi-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .testi-card {
            background: #FFFFFF;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 26px 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .testi-quote {
            font-size: 15px;
            line-height: 1.75;
            color: var(--color-text-secondary);
            flex: 1;
        }
        .testi-footer {
            display: flex;
            align-items: center;
            gap: 12px;
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
        }
        .testi-avatar {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background-color: var(--color-charcoal);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
            letter-spacing: 0.04em;
        }
        .testi-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-charcoal);
        }
        .testi-role {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 56px 0;
            background: var(--color-warm-white);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            cursor: pointer;
            font-size: 17px;
            font-weight: 600;
            color: var(--color-charcoal);
            gap: 16px;
            text-align: left;
            width: 100%;
            background: none;
            border: none;
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-muted);
            transition: transform 0.3s ease;
            font-size: 18px;
            font-weight: 300;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--color-red);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.8;
            padding: 0;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 0 20px;
        }

        /* ========== CTA Section ========== */
        .cta-section {
            padding: 64px 0;
            background: var(--color-charcoal);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold), var(--color-red), var(--color-gold));
        }
        .cta-content {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-content h2 {
            font-size: 2.2rem;
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
            line-height: 1.3;
        }
        .cta-content h2 .highlight {
            color: var(--color-red);
        }
        .cta-content p {
            font-size: 16px;
            color: #B0AFA9;
            margin-bottom: 32px;
            line-height: 1.8;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ========== Footer ========== */
        .site-footer {
            background-color: var(--color-charcoal);
            color: #B0AFA9;
            padding: 56px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand .logo {
            font-size: 1.4rem;
            margin-bottom: 14px;
        }
        .footer-brand .logo .logo-333 {
            color: var(--color-red);
        }
        .footer-brand .logo .logo-sports {
            color: #FFFFFF;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: #B0AFA9;
            margin: 0 0 8px;
            max-width: 300px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 14px;
            color: #B0AFA9;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-red);
        }
        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 12px;
            color: #8A8882;
            gap: 10px 20px;
        }
        .footer-bottom span {
            white-space: nowrap;
        }
        .footer-bottom-links {
            display: flex;
            gap: 12px;
            align-items: center;
        }
        .footer-bottom-links a {
            color: #8A8882;
            font-size: 12px;
            transition: color var(--transition-fast);
        }
        .footer-bottom-links a:hover {
            color: var(--color-red);
        }

        /* ========== Responsive ========== */
        @media (max-width: 1199px) {
            .container {
                padding: 0 28px;
            }
            .nav-container {
                padding: 16px 28px;
            }
            .gear-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 991px) {
            .nav-links {
                gap: 20px;
            }
            .nav-links a {
                font-size: 14px;
            }
            .category-hero h1 {
                font-size: 2.4rem;
            }
            .deep-content-layout {
                flex-direction: column;
                gap: 24px;
            }
            .deep-content-side {
                flex: none;
                position: static;
                border-right: none;
                padding-right: 0;
            }
            .deep-content-side h3 {
                border-right: none;
                border-bottom: 3px solid var(--color-red);
                padding-right: 0;
                padding-bottom: 12px;
            }
            .testi-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-content h2 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 767px) {
            .container {
                padding: 0 20px;
            }
            .nav-container {
                padding: 14px 20px;
            }
            .nav-links {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .category-hero {
                padding: 48px 0 40px;
            }
            .category-hero h1 {
                font-size: 1.8rem;
                line-height: 1.3;
            }
            .category-hero-desc {
                font-size: 15px;
            }
            .hero-status-bar {
                flex-direction: column;
                gap: 10px;
                padding: 16px;
            }
            .hero-status-item {
                border-right: none;
                border-bottom: 1px solid var(--color-border);
                padding: 10px 8px;
            }
            .hero-status-item:last-child {
                border-bottom: none;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: 13px;
            }
            .gear-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .metric-num {
                font-size: 2rem;
            }
            .testi-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                font-size: 11px;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .cta-content h2 {
                font-size: 1.5rem;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .faq-question {
                font-size: 15px;
                padding: 16px 0;
            }
        }

        @media (max-width: 520px) {
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .hero-icon-matrix {
                gap: 10px;
            }
            .hero-icon-item {
                font-size: 12px;
                padding: 8px 12px;
            }
            .filter-bar {
                flex-wrap: nowrap;
                overflow-x: auto;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
            }
            .filter-tag {
                flex-shrink: 0;
            }
            .metrics-grid {
                grid-template-columns: 1fr;
            }
            .cta-content h2 {
                font-size: 1.3rem;
            }
        }