/* roulang page: index */
:root {
            --color-primary: #1a1f3a;
            --color-primary-light: #252b4d;
            --color-accent: #c9a05a;
            --color-accent-light: #d4b06f;
            --color-accent-dark: #b0893f;
            --color-bg: #ffffff;
            --color-bg-alt: #f7f6f3;
            --color-bg-dark: #111527;
            --color-bg-card: #ffffff;
            --color-text: #2c2c2c;
            --color-text-light: #6b6b6b;
            --color-text-muted: #999999;
            --color-text-on-dark: #e8e8e8;
            --color-border: #e5e3de;
            --color-border-light: #f0efe9;
            --color-success: #3a8f5c;
            --color-warning: #e8a840;
            --color-danger: #c94a3a;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            --nav-height: 68px;
            --nav-height-mobile: 56px;
            --container-max: 1200px;
            --section-gap: 80px;
            --section-gap-mobile: 48px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.7;
            letter-spacing: 0.01em;
            min-height: 100vh;
            overflow-x: hidden;
            padding-top: var(--nav-height);
        }

        @media (max-width: 768px) {
            body {
                padding-top: var(--nav-height-mobile);
            }
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .container-xl {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (max-width: 640px) {
            .container-xl {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .section-gap {
            padding-top: var(--section-gap);
            padding-bottom: var(--section-gap);
        }
        @media (max-width: 768px) {
            .section-gap {
                padding-top: var(--section-gap-mobile);
                padding-bottom: var(--section-gap-mobile);
            }
        }
        .section-gap-top {
            padding-top: var(--section-gap);
        }
        @media (max-width: 768px) {
            .section-gap-top {
                padding-top: var(--section-gap-mobile);
            }
        }
        .section-gap-bottom {
            padding-bottom: var(--section-gap);
        }
        @media (max-width: 768px) {
            .section-gap-bottom {
                padding-bottom: var(--section-gap-mobile);
            }
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 8px;
            position: relative;
            padding-left: 14px;
        }
        .section-label::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--color-accent);
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
            line-height: 1.3;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.6rem;
            }
        }
        @media (max-width: 520px) {
            .section-title {
                font-size: 1.35rem;
            }
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-light);
            max-width: 640px;
            line-height: 1.6;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        @media (max-width: 768px) {
            .section-header {
                margin-bottom: 32px;
            }
        }
        .section-header .section-subtitle {
            margin: 0 auto;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            height: var(--nav-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base), background var(--transition-base);
            will-change: box-shadow;
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
        }
        @media (max-width: 768px) {
            .site-header {
                height: var(--nav-height-mobile);
            }
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }
        @media (max-width: 640px) {
            .header-inner {
                padding: 0 14px;
            }
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 900;
            font-size: 1.1rem;
            letter-spacing: 0.04em;
        }
        @media (max-width: 768px) {
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
        }
        .logo-text {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }
        @media (max-width: 768px) {
            .logo-text {
                font-size: 1.05rem;
            }
        }
        .logo-wrap a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: inherit;
            text-decoration: none;
        }
        .logo-wrap a:hover {
            color: var(--color-primary);
            opacity: 0.85;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        @media (max-width: 920px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop li a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.02em;
            position: relative;
        }
        .nav-desktop li a:hover {
            color: var(--color-accent-dark);
            background: rgba(201, 160, 90, 0.06);
        }
        .nav-desktop li a.active {
            color: var(--color-accent-dark);
            background: rgba(201, 160, 90, 0.1);
            font-weight: 700;
        }
        .nav-desktop li a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 16px;
            right: 16px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-nav-search {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: var(--color-bg);
            color: var(--color-text-light);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            font-size: 0.95rem;
        }
        .btn-nav-search:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(201, 160, 90, 0.05);
        }
        .btn-nav-cta {
            padding: 9px 20px;
            border-radius: 50px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            display: inline-block;
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        @media (max-width: 640px) {
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
        }

        .mobile-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: var(--color-bg);
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 0;
            transition: all var(--transition-fast);
        }
        @media (max-width: 920px) {
            .mobile-toggle {
                display: flex;
            }
        }
        .mobile-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--color-text);
            transition: all var(--transition-fast);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-toggle:hover {
            border-color: var(--color-accent);
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: #ffffff;
            z-index: 999;
            flex-direction: column;
            padding: 20px;
            overflow-y: auto;
            border-top: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-lg);
        }
        @media (max-width: 768px) {
            .mobile-nav-panel {
                top: var(--nav-height-mobile);
            }
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel a {
            display: block;
            padding: 14px 16px;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            text-decoration: none;
            letter-spacing: 0.02em;
        }
        .mobile-nav-panel a:hover,
        .mobile-nav-panel a.active {
            color: var(--color-accent-dark);
            background: rgba(201, 160, 90, 0.08);
        }
        .mobile-nav-panel a.active {
            font-weight: 700;
            border-left: 3px solid var(--color-accent);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            background: var(--color-primary);
            background-image: linear-gradient(135deg, rgba(26, 31, 58, 0.92) 0%, rgba(26, 31, 58, 0.78) 40%, rgba(17, 21, 39, 0.65) 100%), url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #ffffff;
            padding: 90px 0 100px;
            min-height: 520px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 60px 0 64px;
                min-height: auto;
            }
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, rgba(255, 255, 255, 0.03) 0%, transparent 100%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 780px;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 16px;
            border-radius: 50px;
            background: rgba(201, 160, 90, 0.2);
            border: 1px solid rgba(201, 160, 90, 0.4);
            color: var(--color-accent-light);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            margin-bottom: 20px;
        }
        .hero-title {
            font-family: var(--font-heading);
            font-size: 3rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            line-height: 1.2;
            margin-bottom: 18px;
            color: #ffffff;
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2rem;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.5rem;
            }
        }
        .hero-title .accent {
            color: var(--color-accent-light);
        }
        .hero-desc {
            font-size: 1.1rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 30px;
            max-width: 640px;
        }
        @media (max-width: 768px) {
            .hero-desc {
                font-size: 0.95rem;
                line-height: 1.7;
            }
        }
        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-primary {
            display: inline-block;
            padding: 13px 28px;
            border-radius: 50px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            letter-spacing: 0.03em;
            border: none;
            cursor: pointer;
            text-decoration: none;
            transition: all var(--transition-base);
            box-shadow: 0 4px 14px rgba(201, 160, 90, 0.3);
        }
        .btn-primary:hover {
            background: var(--color-accent-light);
            color: #fff;
            box-shadow: 0 6px 22px rgba(201, 160, 90, 0.45);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            display: inline-block;
            padding: 12px 26px;
            border-radius: 50px;
            background: transparent;
            color: #ffffff;
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.03em;
            border: 2px solid rgba(255, 255, 255, 0.5);
            cursor: pointer;
            text-decoration: none;
            transition: all var(--transition-base);
        }
        .btn-outline-light:hover {
            border-color: #ffffff;
            background: rgba(255, 255, 255, 0.1);
            color: #ffffff;
            transform: translateY(-2px);
        }

        /* ========== STATS BAR ========== */
        .stats-bar {
            background: #ffffff;
            border-bottom: 1px solid var(--color-border-light);
            position: relative;
            z-index: 10;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            text-align: center;
            padding: 32px 0;
        }
        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px 0;
                padding: 24px 0;
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px 0;
            }
        }
        .stat-item {
            padding: 8px 16px;
            border-right: 1px solid var(--color-border-light);
        }
        .stat-item:last-child {
            border-right: none;
        }
        @media (max-width: 768px) {
            .stat-item:nth-child(even) {
                border-right: none;
            }
        }
        .stat-number {
            font-family: var(--font-heading);
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.1;
            letter-spacing: 0.02em;
        }
        @media (max-width: 768px) {
            .stat-number {
                font-size: 1.8rem;
            }
        }
        .stat-number .plus {
            color: var(--color-accent);
            font-weight: 700;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-light);
            margin-top: 4px;
            letter-spacing: 0.03em;
            font-weight: 500;
        }

        /* ========== CARDS ========== */
        .card-feature {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            text-align: center;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .card-feature:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }
        .card-feature .card-icon {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: rgba(201, 160, 90, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--color-accent);
            margin-bottom: 18px;
            transition: all var(--transition-base);
        }
        .card-feature:hover .card-icon {
            background: var(--color-accent);
            color: #fff;
            box-shadow: 0 6px 18px rgba(201, 160, 90, 0.3);
        }
        .card-feature h3 {
            font-family: var(--font-heading);
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }
        .card-feature p {
            font-size: 0.95rem;
            color: var(--color-text-light);
            line-height: 1.6;
            margin: 0;
        }

        .card-image {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-image:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }
        .card-image .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .card-image .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card-image:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .card-image .card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-image .card-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 50px;
            background: rgba(201, 160, 90, 0.12);
            color: var(--color-accent-dark);
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
            width: fit-content;
        }
        .card-image h3 {
            font-family: var(--font-heading);
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .card-image p {
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.5;
            margin: 0;
            flex: 1;
        }

        .card-news {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            text-decoration: none;
            color: inherit;
        }
        .card-news:last-child {
            border-bottom: none;
        }
        .card-news:hover {
            background: rgba(201, 160, 90, 0.03);
            padding-left: 8px;
            border-radius: var(--radius-sm);
        }
        .card-news .news-date {
            flex-shrink: 0;
            width: 58px;
            text-align: center;
            font-weight: 700;
            color: var(--color-accent);
            font-size: 0.85rem;
            line-height: 1.3;
            letter-spacing: 0.03em;
        }
        .card-news .news-info h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-bottom: 4px;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
        }
        .card-news:hover .news-info h4 {
            color: var(--color-accent-dark);
        }
        .card-news .news-info p {
            font-size: 0.88rem;
            color: var(--color-text-light);
            margin: 0;
            line-height: 1.5;
        }

        /* ========== BRAND STORY ========== */
        .brand-story-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        @media (max-width: 920px) {
            .brand-story-block {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }
        .brand-story-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            aspect-ratio: 4 / 3;
            box-shadow: var(--shadow-lg);
        }
        .brand-story-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .brand-story-text h2 {
            font-family: var(--font-heading);
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        @media (max-width: 768px) {
            .brand-story-text h2 {
                font-size: 1.4rem;
            }
        }
        .brand-story-text p {
            font-size: 1rem;
            color: var(--color-text-light);
            line-height: 1.85;
            margin-bottom: 14px;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            height: 100%;
            position: relative;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .testimonial-card .quote-icon {
            font-size: 2rem;
            color: rgba(201, 160, 90, 0.25);
            margin-bottom: 10px;
        }
        .testimonial-card p {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-card .author {
            font-weight: 700;
            color: var(--color-primary);
            font-size: 0.9rem;
            letter-spacing: 0.02em;
        }
        .testimonial-card .author-role {
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        /* ========== FAQ ========== */
        .faq-item {
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--color-bg-card);
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-border);
        }
        .faq-question {
            width: 100%;
            padding: 16px 20px;
            background: none;
            border: none;
            cursor: pointer;
            text-align: left;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-primary);
            display: flex;
            justify-content: space-between;
            align-items: center;
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
            font-family: var(--font-body);
        }
        .faq-question:hover {
            color: var(--color-accent-dark);
        }
        .faq-question .faq-arrow {
            flex-shrink: 0;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            transition: transform var(--transition-fast);
            margin-left: 12px;
        }
        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base), padding var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 0.93rem;
            color: var(--color-text-light);
            line-height: 1.75;
        }

        /* ========== PARTNERS ========== */
        .partners-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: center;
            gap: 32px 40px;
        }
        @media (max-width: 768px) {
            .partners-row {
                gap: 20px 24px;
            }
        }
        .partner-item {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-text-muted);
            letter-spacing: 0.05em;
            padding: 12px 20px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: default;
            white-space: nowrap;
        }
        .partner-item:hover {
            color: var(--color-accent-dark);
            background: rgba(201, 160, 90, 0.06);
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            background-image: linear-gradient(135deg, rgba(26, 31, 58, 0.94) 0%, rgba(17, 21, 39, 0.9) 100%), url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            color: #ffffff;
            text-align: center;
            border-radius: var(--radius-xl);
            padding: 56px 32px;
            position: relative;
            overflow: hidden;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 40px 20px;
                border-radius: var(--radius-lg);
            }
        }
        .cta-section h2 {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.03em;
            color: #ffffff;
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 1.4rem;
            }
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 24px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.6;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
            padding: 48px 0 0;
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 36px 0 0;
            }
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-col h4 {
            font-family: var(--font-heading);
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
            text-decoration: none;
            transition: color var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-col .footer-desc {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.88rem;
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.4);
            letter-spacing: 0.03em;
        }

        /* ========== UTILITY ========== */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .bg-alt {
            background: var(--color-bg-alt);
        }
        .bg-white {
            background: #ffffff;
        }
        .rounded-lg {
            border-radius: var(--radius-lg);
        }
        .shadow-md {
            box-shadow: var(--shadow-md);
        }

        /* Foundation overrides */
        .row {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
        }
        .row .row {
            max-width: none;
        }
        .button {
            font-family: var(--font-body);
            letter-spacing: 0.02em;
        }
        @media (max-width: 920px) {
            .hide-for-medium {
                display: none !important;
            }
        }
        .show-for-medium {
            display: block;
        }
        @media (max-width: 920px) {
            .show-for-medium {
                display: none !important;
            }
        }

        /* Smooth scroll offset for sticky nav */
        @media (min-width: 921px) {
            section[id] {
                scroll-margin-top: calc(var(--nav-height) + 20px);
            }
        }
        @media (max-width: 920px) {
            section[id] {
                scroll-margin-top: calc(var(--nav-height-mobile) + 16px);
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #25254a;
            --color-primary-dark: #0f0f1a;
            --color-accent: #c9a96e;
            --color-accent-light: #d9be8c;
            --color-accent-dark: #b08950;
            --color-accent-glow: #e8d5a3;
            --color-surface: #ffffff;
            --color-surface-alt: #f8f7f4;
            --color-surface-dark: #1e1e35;
            --color-text: #1a1a2e;
            --color-text-weak: #5a5a72;
            --color-text-light: #8a8a9a;
            --color-text-on-dark: #e8e8f0;
            --color-border: #e5e4df;
            --color-border-light: #f0efe9;
            --color-danger: #c0392b;
            --color-success: #2d7d46;
            --color-tag-bg: #fdf3e0;
            --color-tag-text: #b08950;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 9999px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.13);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
            --shadow-gold: 0 4px 20px rgba(201, 169, 110, 0.25);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
            --max-width: 1240px;
            --header-height: 68px;
            --section-gap: 64px;
            --section-gap-sm: 40px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-sans);
            font-size: 1rem;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-surface-alt);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

        input {
            font-family: inherit;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .container-xl {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section {
            padding-top: var(--section-gap);
            padding-bottom: var(--section-gap);
        }
        .section-sm {
            padding-top: var(--section-gap-sm);
            padding-bottom: var(--section-gap-sm);
        }
        .section-no-bottom {
            padding-bottom: 0;
        }
        .section-no-top {
            padding-top: 0;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 8px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary);
            margin-bottom: 12px;
            line-height: 1.25;
            letter-spacing: -0.01em;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            max-width: 640px;
            line-height: 1.6;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header-center {
            text-align: center;
        }
        .section-header-center .section-subtitle {
            margin-left: auto;
            margin-right: auto;
        }

        .bg-surface {
            background-color: var(--color-surface);
        }
        .bg-alt {
            background-color: var(--color-surface-alt);
        }
        .bg-dark {
            background-color: var(--color-primary);
            color: var(--color-text-on-dark);
        }
        .bg-dark .section-title {
            color: #ffffff;
        }
        .bg-dark .section-subtitle {
            color: #c0c0d0;
        }
        .bg-dark .section-label {
            color: var(--color-accent-light);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 12px 26px;
            border-radius: var(--radius-md);
            border: 2px solid transparent;
            transition: all var(--transition-base);
            text-align: center;
            white-space: nowrap;
            cursor: pointer;
            letter-spacing: 0.01em;
        }
        .btn-primary {
            background-color: var(--color-accent);
            color: var(--color-primary);
            border-color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }
        .btn-primary:hover {
            background-color: var(--color-accent-dark);
            border-color: var(--color-accent-dark);
            color: var(--color-primary);
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-xs);
        }
        .btn-outline {
            background-color: transparent;
            color: var(--color-primary);
            border-color: var(--color-border);
        }
        .btn-outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            box-shadow: var(--shadow-sm);
        }
        .btn-outline-light {
            background-color: transparent;
            color: #ffffff;
            border-color: rgba(255, 255, 255, 0.4);
        }
        .btn-outline-light:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background-color: rgba(255, 255, 255, 0.04);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: var(--radius-sm);
        }
        .btn-lg {
            padding: 15px 34px;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
        }
        .btn-block {
            display: flex;
            width: 100%;
        }

        .tag {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: var(--radius-full);
            background-color: var(--color-tag-bg);
            color: var(--color-tag-text);
            letter-spacing: 0.02em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .tag:hover {
            background-color: var(--color-accent);
            color: #fff;
        }
        .tag-active {
            background-color: var(--color-accent);
            color: #fff;
        }
        .tag-sm {
            font-size: 0.72rem;
            padding: 4px 10px;
        }

        .card {
            background-color: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            border: 1px solid var(--color-border-light);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: #e0ddd5;
        }
        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background-color: #e8e6df;
        }
        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .card-img-overlay {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
        }
        .card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-date {
            font-size: 0.8rem;
            color: var(--color-text-light);
            margin-bottom: 6px;
        }
        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-title a:hover {
            color: var(--color-accent);
        }
        .card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.55;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-footer {
            margin-top: 14px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .card-read-more {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap var(--transition-fast);
        }
        .card-read-more:hover {
            gap: 8px;
            color: var(--color-accent-dark);
        }
        .card-read-more i {
            font-size: 0.7rem;
        }

        .card-horizontal {
            display: flex;
            flex-direction: row;
            gap: 18px;
            align-items: stretch;
        }
        .card-horizontal .card-img-wrap {
            width: 200px;
            min-width: 200px;
            aspect-ratio: auto;
            border-radius: var(--radius-md);
            overflow: hidden;
        }
        .card-horizontal .card-body {
            padding: 10px 0;
            flex: 1;
        }
        @media (max-width: 640px) {
            .card-horizontal {
                flex-direction: column;
                gap: 12px;
            }
            .card-horizontal .card-img-wrap {
                width: 100%;
                min-width: 100%;
                aspect-ratio: 16 / 9;
            }
        }

        .card-featured {
            border: 2px solid var(--color-accent);
            box-shadow: var(--shadow-gold);
        }
        .card-featured .card-img-wrap {
            aspect-ratio: 21 / 9;
        }
        .card-featured .card-title {
            font-size: 1.35rem;
        }
        @media (max-width: 768px) {
            .card-featured .card-img-wrap {
                aspect-ratio: 16 / 9;
            }
            .card-featured .card-title {
                font-size: 1.15rem;
            }
        }

        .stat-card {
            background-color: var(--color-surface);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-accent);
            line-height: 1;
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        .rank-list-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 16px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            border-bottom: 1px solid var(--color-border-light);
            cursor: pointer;
        }
        .rank-list-item:last-child {
            border-bottom: none;
        }
        .rank-list-item:hover {
            background-color: #fdfaf4;
        }
        .rank-num {
            width: 32px;
            height: 32px;
            border-radius: var(--radius-full);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
        }
        .rank-num-top {
            background-color: var(--color-accent);
            color: #fff;
        }
        .rank-num-other {
            background-color: #e8e6df;
            color: var(--color-text-weak);
        }
        .rank-title {
            flex: 1;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-primary);
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .rank-views {
            font-size: 0.8rem;
            color: var(--color-text-light);
            flex-shrink: 0;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(26, 26, 46, 0.97);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-base);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            height: 100%;
        }
        .logo-wrap a {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: #ffffff;
            font-weight: 700;
            font-size: 1.2rem;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
            border-radius: var(--radius-sm);
            font-size: 0.85rem;
            font-weight: 900;
            color: var(--color-primary);
            letter-spacing: 0;
        }
        .logo-text {
            font-size: 1.15rem;
            font-weight: 700;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            font-weight: 500;
            color: #c0c0d0;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-desktop li a:hover {
            color: #ffffff;
            background-color: rgba(255, 255, 255, 0.06);
        }
        .nav-desktop li a.active {
            color: var(--color-accent);
            background-color: rgba(201, 169, 110, 0.12);
            font-weight: 600;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .btn-nav-search {
            background: none;
            border: none;
            color: #c0c0d0;
            font-size: 1rem;
            padding: 8px 10px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
        }
        .btn-nav-search:hover {
            color: #ffffff;
            background-color: rgba(255, 255, 255, 0.06);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            background-color: var(--color-accent);
            color: var(--color-primary);
            transition: all var(--transition-base);
            white-space: nowrap;
        }
        .btn-nav-cta:hover {
            background-color: var(--color-accent-light);
            color: var(--color-primary);
            box-shadow: var(--shadow-gold);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            padding: 8px;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1001;
        }
        .mobile-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background-color: #ffffff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        @media (max-width: 1024px) {
            .nav-desktop {
                position: fixed;
                top: var(--header-height);
                left: 0;
                right: 0;
                flex-direction: column;
                background-color: rgba(26, 26, 46, 0.98);
                backdrop-filter: blur(16px);
                -webkit-backdrop-filter: blur(16px);
                padding: 16px 20px;
                gap: 2px;
                border-bottom: 2px solid rgba(201, 169, 110, 0.5);
                transform: translateY(-120%);
                opacity: 0;
                transition: all var(--transition-base);
                z-index: 999;
                box-shadow: var(--shadow-lg);
            }
            .nav-desktop.open {
                transform: translateY(0);
                opacity: 1;
            }
            .nav-desktop li a {
                font-size: 1rem;
                padding: 12px 16px;
                border-radius: var(--radius-md);
            }
            .mobile-toggle {
                display: flex;
            }
            .hide-for-medium {
                display: none !important;
            }
        }
        @media (min-width: 1025px) {
            .hide-for-medium {
                display: inline-flex;
            }
            .nav-desktop {
                display: flex !important;
                opacity: 1 !important;
                transform: none !important;
                position: static;
                background: none;
                flex-direction: row;
                padding: 0;
                border: none;
                box-shadow: none;
            }
        }
        @media (max-width: 520px) {
            .logo-text {
                font-size: 1rem;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 0.7rem;
            }
            .header-inner {
                gap: 10px;
                padding: 0 12px;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.78rem;
            }
        }

        .hero-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            min-height: 380px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 26, 46, 0.85) 0%, rgba(15, 15, 26, 0.7) 60%, rgba(26, 26, 46, 0.8) 100%);
            z-index: 1;
        }
        .hero-banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
        }
        .hero-banner .section-label {
            color: var(--color-accent-light);
            font-size: 0.85rem;
            letter-spacing: 0.1em;
        }
        .hero-banner .section-title {
            color: #ffffff;
            font-size: 2.6rem;
            font-weight: 900;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }
        .hero-banner .section-subtitle {
            color: #d0d0dc;
            font-size: 1.1rem;
            max-width: 600px;
            line-height: 1.7;
        }
        .hero-breadcrumb {
            display: flex;
            gap: 8px;
            align-items: center;
            font-size: 0.85rem;
            color: #b0b0c0;
            margin-top: 18px;
            flex-wrap: wrap;
        }
        .hero-breadcrumb a {
            color: #d0d0dc;
            transition: color var(--transition-fast);
        }
        .hero-breadcrumb a:hover {
            color: var(--color-accent-light);
        }
        .hero-breadcrumb .sep {
            color: #666;
        }
        .hero-breadcrumb .current {
            color: var(--color-accent-light);
            font-weight: 600;
        }
        @media (max-width: 768px) {
            .hero-banner {
                min-height: 280px;
            }
            .hero-banner .section-title {
                font-size: 1.8rem;
            }
            .hero-banner .section-subtitle {
                font-size: 0.95rem;
            }
            .hero-banner-content {
                padding: 40px 0;
            }
        }
        @media (max-width: 520px) {
            .hero-banner {
                min-height: 240px;
            }
            .hero-banner .section-title {
                font-size: 1.45rem;
            }
        }

        .tag-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .tag-bar .tag {
            cursor: pointer;
            transition: all var(--transition-fast);
            border: 1.5px solid transparent;
        }
        .tag-bar .tag:hover {
            border-color: var(--color-accent);
            background-color: #fff;
            color: var(--color-accent);
        }
        .tag-bar .tag-active {
            background-color: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            cursor: default;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (max-width: 640px) {
            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }

        .featured-news-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        @media (max-width: 900px) {
            .featured-news-row {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .topic-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 900px) {
            .topic-cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
        }
        @media (max-width: 560px) {
            .topic-cards-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        .ranking-panel {
            background-color: var(--color-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
        }
        .ranking-panel-header {
            padding: 18px 20px;
            border-bottom: 1px solid var(--color-border-light);
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .ranking-panel-header i {
            color: var(--color-accent);
        }
        .ranking-panel-body {
            padding: 4px 0;
        }

        .cta-section {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-xl);
        }
        .cta-section::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(201, 169, 110, 0.25) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .section-title {
            color: #ffffff;
            font-size: 1.8rem;
        }
        .cta-section .section-subtitle {
            color: #d0d0dc;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-section .btn {
            margin-top: 20px;
        }
        @media (max-width: 640px) {
            .cta-section {
                padding: 32px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section .section-title {
                font-size: 1.4rem;
            }
        }

        .site-footer {
            background-color: var(--color-primary-dark);
            color: #c0c0d0;
            padding: 48px 0 24px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
        }
        .footer-col h4 {
            color: #ffffff;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-desc {
            line-height: 1.7;
            color: #a0a0b8;
            font-size: 0.88rem;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #a0a0b8;
            transition: color var(--transition-fast);
            font-size: 0.88rem;
        }
        .footer-col ul li a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.82rem;
            color: #707088;
        }
        @media (max-width: 900px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .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;
        }

        .fade-in-up {
            animation: fadeInUp 0.6s ease forwards;
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }
        .delay-4 {
            animation-delay: 0.4s;
            opacity: 0;
        }

/* roulang page: category1 */
:root {
            --color-primary: #c9a96e;
            --color-primary-hover: #dbb87a;
            --color-primary-dark: #a8863f;
            --color-accent: #e63946;
            --color-accent-hover: #f04d5a;
            --color-bg-dark: #0d0d15;
            --color-bg-darker: #08080f;
            --color-bg-card: #1a1a28;
            --color-bg-card-hover: #222235;
            --color-bg-light: #f8f7f4;
            --color-bg-white: #ffffff;
            --color-bg-section-alt: #f0efe9;
            --color-text: #1a1a22;
            --color-text-light: #e8e8ec;
            --color-text-muted: #7a7a88;
            --color-text-muted-light: #9a9aa8;
            --color-border: #e0ded8;
            --color-border-dark: #2a2a38;
            --color-border-card: #2e2e3d;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.14);
            --shadow-card: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-card-hover: 0 10px 30px rgba(0, 0, 0, 0.16);
            --spacing-xs: 8px;
            --spacing-sm: 16px;
            --spacing-md: 24px;
            --spacing-lg: 40px;
            --spacing-xl: 60px;
            --spacing-2xl: 80px;
            --font-xs: 0.75rem;
            --font-sm: 0.875rem;
            --font-base: 1rem;
            --font-md: 1.125rem;
            --font-lg: 1.25rem;
            --font-xl: 1.5rem;
            --font-2xl: 2rem;
            --font-3xl: 2.5rem;
            --font-hero: 3rem;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg-white);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--color-primary);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        input {
            font-family: inherit;
        }

        .container-xl {
            max-width: 1240px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .container-lg {
            max-width: 1080px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .container-md {
            max-width: 900px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-normal);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .header-inner {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .logo-wrap a {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--color-text);
            font-weight: 700;
            font-size: var(--font-xl);
            letter-spacing: -0.3px;
        }

        .logo-wrap a:hover {
            color: var(--color-primary-dark);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            border-radius: var(--radius-sm);
            font-size: var(--font-lg);
            font-weight: 900;
            letter-spacing: 1px;
        }

        .logo-text {
            font-size: var(--font-xl);
            font-weight: 700;
            color: #1a1a22;
            letter-spacing: 0.5px;
        }

        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .nav-desktop li {
            list-style: none;
        }

        .nav-desktop a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: var(--font-sm);
            font-weight: 500;
            color: #555;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-desktop a:hover {
            color: var(--color-primary-dark);
            background: #f9f6f0;
        }

        .nav-desktop a.active {
            color: var(--color-primary-dark);
            font-weight: 600;
            background: #faf7f0;
        }

        .nav-desktop a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-nav-search {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: #fff;
            color: #555;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-sm);
            transition: all var(--transition-fast);
        }

        .btn-nav-search:hover {
            border-color: var(--color-primary);
            color: var(--color-primary-dark);
            background: #fdfaf4;
        }

        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            padding: 9px 20px;
            border-radius: 24px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff !important;
            font-weight: 600;
            font-size: var(--font-sm);
            border: none;
            transition: all var(--transition-normal);
            white-space: nowrap;
            box-shadow: 0 2px 10px rgba(201, 169, 110, 0.3);
        }

        .btn-nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(201, 169, 110, 0.45);
            color: #fff !important;
        }

        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
            z-index: 1001;
        }

        .mobile-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: #333;
            border-radius: 2px;
            transition: all var(--transition-normal);
            transform-origin: center;
        }

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

        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
            transform: scaleX(0);
        }

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

        /* Page Hero */
        .page-hero {
            position: relative;
            background-image: url('assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 420px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(8, 8, 15, 0.88) 30%, rgba(20, 14, 8, 0.75) 100%);
            z-index: 1;
        }

        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, rgba(255, 255, 255, 0.03), transparent);
            z-index: 1;
        }

        .page-hero-content {
            position: relative;
            z-index: 2;
            padding: 80px 0 70px;
            width: 100%;
        }

        .page-hero .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: var(--font-sm);
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .page-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }

        .page-hero .breadcrumb a:hover {
            color: var(--color-primary);
        }

        .page-hero .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.35);
        }

        .page-hero .breadcrumb .current {
            color: var(--color-primary);
            font-weight: 500;
        }

        .page-hero h1 {
            color: #fff;
            font-size: var(--font-hero);
            font-weight: 800;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

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

        .page-hero .hero-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: var(--font-md);
            max-width: 600px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .page-hero .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }

        .page-hero .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.85);
            font-size: var(--font-sm);
            font-weight: 500;
        }

        .page-hero .hero-meta-item i {
            color: var(--color-primary);
            font-size: var(--font-md);
        }

        /* Section Base */
        .section {
            padding: var(--spacing-2xl) 0;
        }

        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-light);
        }

        .section-alt {
            background: var(--color-bg-section-alt);
        }

        .section-header {
            text-align: center;
            margin-bottom: var(--spacing-xl);
        }

        .section-header .section-tag {
            display: inline-block;
            padding: 5px 14px;
            background: rgba(201, 169, 110, 0.12);
            color: var(--color-primary-dark);
            border-radius: 20px;
            font-size: var(--font-xs);
            font-weight: 600;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-dark .section-tag {
            background: rgba(201, 169, 110, 0.2);
            color: var(--color-primary);
        }

        .section-header h2 {
            font-size: var(--font-3xl);
            font-weight: 700;
            margin-bottom: 8px;
            letter-spacing: -0.3px;
            color: inherit;
        }

        .section-header .section-subtitle {
            color: var(--color-text-muted);
            font-size: var(--font-md);
            max-width: 520px;
            margin: 0 auto;
        }

        .section-dark .section-subtitle {
            color: var(--color-text-muted-light);
        }

        /* Cards */
        .card-esports {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-slow);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border);
        }

        .card-esports:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: #d5cec0;
        }

        .card-esports .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: #e8e4dc;
        }

        .card-esports .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .card-esports:hover .card-img-wrap img {
            transform: scale(1.06);
        }

        .card-esports .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 5px 12px;
            border-radius: 20px;
            font-size: var(--font-xs);
            font-weight: 700;
            letter-spacing: 0.5px;
            z-index: 2;
            color: #fff;
        }

        .card-badge-live {
            background: #e63946;
            animation: badgePulse 2s infinite;
        }

        .card-badge-upcoming {
            background: #3a7bd5;
        }

        .card-badge-hot {
            background: linear-gradient(135deg, #f0a030, #e07020);
        }

        @keyframes badgePulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(230, 57, 70, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(230, 57, 70, 0);
            }
        }

        .card-esports .card-body {
            padding: 20px 22px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .card-esports .card-title {
            font-size: var(--font-lg);
            font-weight: 700;
            margin-bottom: 6px;
            color: #1a1a22;
            line-height: 1.4;
        }

        .card-esports .card-game-tag {
            display: inline-block;
            padding: 3px 10px;
            background: #f0ede5;
            color: #6b5e3e;
            border-radius: 4px;
            font-size: var(--font-xs);
            font-weight: 500;
            margin-bottom: 10px;
            width: fit-content;
        }

        .card-esports .card-desc {
            color: #666;
            font-size: var(--font-sm);
            line-height: 1.6;
            flex: 1;
            margin-bottom: 12px;
        }

        .card-esports .card-footer-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-top: 1px solid #eee;
            padding-top: 12px;
            font-size: var(--font-xs);
            color: #888;
        }

        .card-esports .card-prize {
            font-weight: 700;
            color: var(--color-accent);
            font-size: var(--font-sm);
        }

        .card-esports .card-link {
            color: var(--color-primary-dark);
            font-weight: 600;
            font-size: var(--font-sm);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .card-esports .card-link:hover {
            color: var(--color-accent);
        }

        .card-esports .card-link i {
            transition: transform var(--transition-fast);
        }

        .card-esports .card-link:hover i {
            transform: translateX(3px);
        }

        /* Stat Cards */
        .stat-card {
            text-align: center;
            padding: 28px 20px;
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-dark);
            transition: all var(--transition-normal);
        }

        .stat-card:hover {
            background: var(--color-bg-card-hover);
            border-color: #3e3e50;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
        }

        .stat-card .stat-icon {
            font-size: 2.2rem;
            color: var(--color-primary);
            margin-bottom: 10px;
        }

        .stat-card .stat-number {
            font-size: var(--font-3xl);
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            margin-bottom: 4px;
            line-height: 1;
        }

        .stat-card .stat-label {
            color: var(--color-text-muted-light);
            font-size: var(--font-sm);
            font-weight: 500;
        }

        /* Timeline */
        .timeline-list {
            position: relative;
            padding-left: 30px;
        }

        .timeline-list::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--color-primary), var(--color-primary-dark), #e0d8c8);
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            margin-bottom: 28px;
            padding-left: 28px;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -26px;
            top: 6px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--color-primary-dark);
            z-index: 1;
        }

        .timeline-item .timeline-date {
            font-size: var(--font-xs);
            font-weight: 600;
            color: var(--color-primary-dark);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
            text-transform: uppercase;
        }

        .timeline-item .timeline-title {
            font-size: var(--font-lg);
            font-weight: 700;
            color: #1a1a22;
            margin-bottom: 4px;
        }

        .timeline-item .timeline-desc {
            color: #666;
            font-size: var(--font-sm);
            line-height: 1.6;
        }

        .timeline-item .timeline-meta {
            display: flex;
            gap: 16px;
            font-size: var(--font-xs);
            color: #999;
            margin-top: 6px;
            flex-wrap: wrap;
        }

        .section-dark .timeline-item .timeline-title {
            color: #fff;
        }

        .section-dark .timeline-item .timeline-desc {
            color: rgba(255, 255, 255, 0.7);
        }

        .section-dark .timeline-item .timeline-meta {
            color: rgba(255, 255, 255, 0.5);
        }

        .section-dark .timeline-item::before {
            border-color: var(--color-bg-dark);
            box-shadow: 0 0 0 3px var(--color-primary);
        }

        .section-dark .timeline-list::before {
            background: linear-gradient(to bottom, var(--color-primary), #3a3540, #2a2835);
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            background: #fff;
            transition: all var(--transition-normal);
        }

        .faq-item:hover {
            border-color: #d0c8b8;
            box-shadow: var(--shadow-sm);
        }

        .faq-item .faq-question {
            padding: 18px 22px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-weight: 600;
            font-size: var(--font-md);
            color: #1a1a22;
            user-select: none;
            transition: color var(--transition-fast);
        }

        .faq-item .faq-question:hover {
            color: var(--color-primary-dark);
        }

        .faq-item .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #f5f2eb;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--font-xs);
            color: var(--color-primary-dark);
            transition: all var(--transition-normal);
        }

        .faq-item.open .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-normal);
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 22px 20px;
        }

        .faq-item .faq-answer p {
            color: #555;
            font-size: var(--font-sm);
            line-height: 1.8;
            margin: 0;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(135deg, #0d0d18 0%, #1a1428 40%, #0f0f1c 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(201, 169, 110, 0.08) 0%, transparent 70%);
            z-index: 0;
        }

        .cta-section .cta-content {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 60px 20px;
        }

        .cta-section h2 {
            color: #fff;
            font-size: var(--font-3xl);
            font-weight: 700;
            margin-bottom: 12px;
        }

        .cta-section .cta-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: var(--font-md);
            max-width: 500px;
            margin: 0 auto 28px;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 28px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            font-weight: 700;
            font-size: var(--font-md);
            border: none;
            transition: all var(--transition-normal);
            box-shadow: 0 6px 24px rgba(201, 169, 110, 0.35);
            letter-spacing: 0.3px;
        }

        .btn-cta-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 32px rgba(201, 169, 110, 0.5);
            color: #fff;
        }

        .btn-cta-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            border-radius: 28px;
            border: 2px solid rgba(255, 255, 255, 0.4);
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: var(--font-md);
            transition: all var(--transition-normal);
            letter-spacing: 0.3px;
            margin-left: 14px;
        }

        .btn-cta-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: #0d0d15;
            color: rgba(255, 255, 255, 0.7);
            padding: 50px 0 0;
            font-size: var(--font-sm);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-col h4 {
            color: #fff;
            font-weight: 700;
            font-size: var(--font-md);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-desc {
            line-height: 1.7;
            font-size: var(--font-sm);
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.55);
            font-size: var(--font-sm);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            color: rgba(255, 255, 255, 0.35);
            font-size: var(--font-xs);
            letter-spacing: 0.3px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 30px;
            }
            .page-hero h1 {
                font-size: var(--font-3xl);
            }
            .page-hero {
                min-height: 340px;
            }
            .section {
                padding: 50px 0;
            }
            .section-header h2 {
                font-size: var(--font-2xl);
            }
        }

        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 20px;
                gap: 2px;
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-md);
                z-index: 999;
            }
            .nav-desktop.show {
                display: flex;
            }
            .nav-desktop a {
                padding: 12px 16px;
                font-size: var(--font-base);
                border-radius: var(--radius-sm);
            }
            .nav-desktop a.active::after {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .hide-for-medium {
                display: none !important;
            }
            .header-inner {
                height: 56px;
            }
            .page-hero {
                min-height: 300px;
            }
            .page-hero h1 {
                font-size: var(--font-2xl);
            }
            .page-hero .hero-desc {
                font-size: var(--font-base);
            }
            .page-hero-content {
                padding: 50px 0 40px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section {
                padding: 40px 0;
            }
            .section-header {
                margin-bottom: 30px;
            }
            .section-header h2 {
                font-size: var(--font-xl);
            }
            .stat-card .stat-number {
                font-size: var(--font-2xl);
            }
            .timeline-list {
                padding-left: 20px;
            }
            .timeline-item {
                padding-left: 20px;
            }
            .timeline-item::before {
                left: -20px;
                width: 11px;
                height: 11px;
            }
            .timeline-list::before {
                left: 5px;
            }
            .btn-cta-outline {
                margin-left: 0;
                margin-top: 12px;
            }
            .cta-section .cta-content {
                padding: 40px 16px;
            }
            .cta-section h2 {
                font-size: var(--font-2xl);
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: var(--font-xl);
            }
            .page-hero {
                min-height: 260px;
            }
            .page-hero-content {
                padding: 36px 0 30px;
            }
            .page-hero .hero-meta {
                gap: 10px;
                flex-direction: column;
            }
            .card-esports .card-body {
                padding: 14px 16px 14px;
            }
            .card-esports .card-title {
                font-size: var(--font-md);
            }
            .stat-card {
                padding: 20px 14px;
            }
            .section-header h2 {
                font-size: var(--font-lg);
            }
            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: var(--font-base);
            }
            .faq-item .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
            .container-xl,
            .container-lg,
            .container-md {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

/* roulang page: category2 */
/* ============ 设计变量 ============ */
        :root {
            --color-primary: #c0392b;
            --color-primary-dark: #962d22;
            --color-primary-light: #e74c3c;
            --color-accent: #f39c12;
            --color-accent-dark: #d68910;
            --color-bg: #fafaf8;
            --color-bg-alt: #f4f2ed;
            --color-bg-dark: #1a1817;
            --color-bg-card: #ffffff;
            --color-text: #2c2826;
            --color-text-weak: #6b6560;
            --color-text-muted: #9a938c;
            --color-text-on-dark: #f0ece8;
            --color-border: #e5e0d9;
            --color-border-light: #f0ece6;
            --color-success: #27ae60;
            --color-tag-bg: #fdf2f0;
            --color-tag-text: #c0392b;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10), 0 3px 10px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(0, 0, 0, 0.06);
            --transition-fast: 0.15s ease;
            --transition-normal: 0.25s ease;
            --transition-slow: 0.35s ease;
            --font-heading: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
            --font-body: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
            --max-width: 1240px;
            --header-height: 68px;
            --section-gap: 64px;
            --section-gap-sm: 40px;
        }

        /* ============ 基础 Reset ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

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

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-dark);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 2px;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button {
            cursor: pointer;
            font-family: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
        }

        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin: 0 0 0.5em;
        }

        h1 {
            font-size: 2.5rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.9rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
        }

        p {
            margin: 0 0 1em;
        }

        /* ============ 容器 ============ */
        .container-xl {
            max-width: var(--max-width);
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .container-narrow {
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ============ Header / 导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: #ffffff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
            height: var(--header-height);
            display: flex;
            align-items: center;
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
            height: 100%;
            gap: 28px;
        }
        .logo-wrap a {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--color-text);
            white-space: nowrap;
        }
        .logo-wrap a:hover {
            color: var(--color-primary);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 800;
            font-size: 0.9rem;
            border-radius: var(--radius-sm);
            letter-spacing: 0.03em;
            flex-shrink: 0;
        }
        .logo-text {
            font-weight: 700;
            font-size: 1.2rem;
            letter-spacing: 0.04em;
            font-family: var(--font-heading);
            color: var(--color-text);
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li {
            list-style: none;
            margin: 0;
        }
        .nav-desktop a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-weak);
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--color-primary);
            background: var(--color-tag-bg);
        }
        .nav-desktop a.active {
            color: #fff;
            background: var(--color-primary);
            font-weight: 600;
        }
        .nav-desktop a.active:hover {
            background: var(--color-primary-dark);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav-search {
            width: 38px;
            height: 38px;
            border: 1px solid var(--color-border);
            background: #fff;
            border-radius: 50%;
            font-size: 0.95rem;
            color: var(--color-text-weak);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            cursor: pointer;
            padding: 0;
        }
        .btn-nav-search:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: var(--color-tag-bg);
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 9px 20px;
            font-size: 0.9rem;
            font-weight: 600;
            background: var(--color-accent);
            color: #fff;
            border-radius: 22px;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            text-decoration: none;
            letter-spacing: 0.02em;
        }
        .btn-nav-cta:hover {
            background: var(--color-accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            cursor: pointer;
            width: 36px;
            height: 30px;
            justify-content: center;
            align-items: center;
        }
        .mobile-toggle span {
            display: block;
            width: 24px;
            height: 2.5px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ============ 页面 Banner ============ */
        .page-banner {
            position: relative;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            background-repeat: no-repeat;
            min-height: 340px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 24, 23, 0.82) 0%, rgba(26, 24, 23, 0.55) 50%, rgba(26, 24, 23, 0.7) 100%);
            z-index: 1;
        }
        .page-banner .banner-content {
            position: relative;
            z-index: 2;
            padding: 60px 0;
            text-align: center;
            width: 100%;
        }
        .page-banner .banner-badge {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 30px;
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            letter-spacing: 0.06em;
            margin-bottom: 16px;
        }
        .page-banner h1 {
            color: #ffffff;
            font-size: 2.8rem;
            margin-bottom: 12px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }
        .page-banner .banner-subtitle {
            color: rgba(255, 255, 255, 0.9);
            font-size: 1.15rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
        }
        .breadcrumb-row {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            margin-bottom: 8px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.75);
        }
        .breadcrumb-row a {
            color: rgba(255, 255, 255, 0.85);
            text-decoration: none;
        }
        .breadcrumb-row a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumb-row .sep {
            color: rgba(255, 255, 255, 0.5);
        }

        /* ============ 板块通用 ============ */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-sm {
            padding: var(--section-gap-sm) 0;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
        }
        .section-dark h2,
        .section-dark h3,
        .section-dark h4 {
            color: #f0ece8;
        }
        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-title h2 {
            margin-bottom: 8px;
        }
        .section-title .title-line {
            width: 50px;
            height: 3px;
            background: var(--color-primary);
            margin: 12px auto 16px;
            border-radius: 2px;
        }
        .section-title p {
            color: var(--color-text-weak);
            max-width: 560px;
            margin: 0 auto;
            font-size: 0.95rem;
        }

        /* ============ 头条资讯卡片 ============ */
        .headline-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            display: grid;
            grid-template-columns: 1fr 1fr;
            transition: all var(--transition-normal);
            border: 1px solid var(--color-border-light);
        }
        .headline-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .headline-card .headline-img {
            position: relative;
            overflow: hidden;
            min-height: 280px;
        }
        .headline-card .headline-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .headline-card:hover .headline-img img {
            transform: scale(1.04);
        }
        .headline-card .img-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--color-primary);
            color: #fff;
            padding: 5px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .headline-card .headline-body {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 12px;
        }
        .headline-card .headline-body .post-meta {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .headline-card .headline-body h3 {
            font-size: 1.5rem;
            margin: 0;
            line-height: 1.4;
        }
        .headline-card .headline-body h3 a {
            color: var(--color-text);
            text-decoration: none;
        }
        .headline-card .headline-body h3 a:hover {
            color: var(--color-primary);
        }
        .headline-card .headline-body .excerpt {
            color: var(--color-text-weak);
            font-size: 0.95rem;
            line-height: 1.7;
        }
        .btn-readmore {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
            text-decoration: none;
            transition: all var(--transition-fast);
            align-self: flex-start;
        }
        .btn-readmore i {
            transition: transform var(--transition-fast);
        }
        .btn-readmore:hover {
            color: var(--color-primary-dark);
        }
        .btn-readmore:hover i {
            transform: translateX(4px);
        }

        /* ============ 资讯列表卡片 ============ */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .news-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .news-card .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }
        .news-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .news-card:hover .card-img-wrap img {
            transform: scale(1.05);
        }
        .news-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-accent);
            color: #fff;
            padding: 3px 10px;
            border-radius: 12px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            z-index: 2;
        }
        .news-card .card-body {
            padding: 20px 18px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .news-card .card-body .card-date {
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }
        .news-card .card-body h4 {
            margin: 0;
            font-size: 1.05rem;
            line-height: 1.45;
        }
        .news-card .card-body h4 a {
            color: var(--color-text);
            text-decoration: none;
        }
        .news-card .card-body h4 a:hover {
            color: var(--color-primary);
        }
        .news-card .card-body .card-excerpt {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            flex: 1;
        }
        .news-card .card-body .card-link {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-primary);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            margin-top: auto;
        }
        .news-card .card-body .card-link:hover {
            color: var(--color-primary-dark);
        }

        /* ============ 热门话题标签 ============ */
        .tags-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
        }
        .tag-item {
            display: inline-block;
            padding: 8px 18px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text-weak);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            white-space: nowrap;
        }
        .tag-item:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: var(--color-tag-bg);
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .tag-item.tag-hot {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            font-weight: 600;
        }
        .tag-item.tag-hot:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
        }

        /* ============ 专题报道卡片 ============ */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-normal);
            position: relative;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .feature-card .feature-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .feature-card .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .feature-card:hover .feature-img img {
            transform: scale(1.04);
        }
        .feature-card .feature-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.1) 60%, rgba(0, 0, 0, 0.0) 100%);
            display: flex;
            align-items: flex-end;
            padding: 24px;
            z-index: 2;
            pointer-events: none;
        }
        .feature-card .feature-overlay .feature-info {
            pointer-events: auto;
        }
        .feature-card .feature-overlay h3 {
            color: #fff;
            font-size: 1.25rem;
            margin: 0 0 6px;
            text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
        }
        .feature-card .feature-overlay .feature-meta {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.82rem;
        }
        .feature-card .feature-overlay a {
            color: #fff;
            text-decoration: none;
        }
        .feature-card .feature-overlay a:hover {
            text-decoration: underline;
        }

        /* ============ CTA 订阅区块 ============ */
        .cta-block {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-xl);
            padding: 48px 40px;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta-block::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -30px;
            left: -30px;
            width: 120px;
            height: 120px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-block>* {
            position: relative;
            z-index: 1;
        }
        .cta-block h2 {
            color: #fff;
            margin-bottom: 8px;
            font-size: 2rem;
        }
        .cta-block p {
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 24px;
            font-size: 1rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border-radius: 28px;
            border: 2px solid rgba(255, 255, 255, 0.4);
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 0.95rem;
            backdrop-filter: blur(4px);
            transition: all var(--transition-fast);
        }
        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.65);
        }
        .cta-form input:focus {
            outline: none;
            border-color: #fff;
            background: rgba(255, 255, 255, 0.25);
        }
        .btn-submit {
            padding: 12px 28px;
            background: #fff;
            color: var(--color-primary);
            border: none;
            border-radius: 28px;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-submit:hover {
            background: var(--color-accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        /* ============ FAQ 手风琴 ============ */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-sm);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 18px 24px;
            background: none;
            border: none;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: color var(--transition-fast);
            font-family: inherit;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            transition: all var(--transition-fast);
            color: var(--color-text-weak);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--color-primary);
            color: #fff;
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            color: var(--color-text-weak);
            font-size: 0.92rem;
            line-height: 1.75;
            margin: 0;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--color-bg-dark);
            color: var(--color-text-on-dark);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            color: #f0ece8;
            font-size: 1.05rem;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-desc {
            font-size: 0.88rem;
            color: #b0a89e;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #b0a89e;
            font-size: 0.88rem;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #f0ece8;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.82rem;
            color: #8a8278;
        }

        /* ============ 响应式 ============ */
        @media screen and (max-width: 1024px) {
            :root {
                --section-gap: 48px;
                --section-gap-sm: 32px;
            }
            .nav-desktop {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
                border-bottom: 1px solid var(--color-border);
                z-index: 999;
            }
            .nav-desktop.show {
                display: flex;
            }
            .nav-desktop a {
                display: block;
                width: 100%;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
                font-size: 1rem;
            }
            .mobile-toggle {
                display: flex;
            }
            .btn-nav-search.hide-for-medium,
            .btn-nav-cta.hide-for-medium {
                display: none;
            }
            .header-actions .btn-nav-search {
                display: flex;
            }
            .header-actions .btn-nav-cta {
                display: none;
            }
            .headline-card {
                grid-template-columns: 1fr;
            }
            .headline-card .headline-img {
                min-height: 200px;
                aspect-ratio: 16 / 9;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .page-banner h1 {
                font-size: 2.2rem;
            }
            .cta-block {
                padding: 36px 24px;
            }
            .cta-block h2 {
                font-size: 1.6rem;
            }
        }

        @media screen and (max-width: 768px) {
            :root {
                --section-gap: 36px;
                --section-gap-sm: 24px;
                --header-height: 60px;
            }
            .header-inner {
                padding: 0 16px;
                gap: 16px;
            }
            .logo-text {
                font-size: 1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.78rem;
            }
            .page-banner {
                min-height: 240px;
            }
            .page-banner h1 {
                font-size: 1.7rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.95rem;
            }
            .page-banner .banner-content {
                padding: 40px 0;
            }
            .news-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .headline-card .headline-body {
                padding: 20px 16px;
            }
            .headline-card .headline-body h3 {
                font-size: 1.2rem;
            }
            .section-title h2 {
                font-size: 1.5rem;
            }
            .cta-form {
                flex-direction: column;
                align-items: center;
            }
            .cta-form input {
                width: 100%;
                min-width: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .tags-cloud {
                gap: 8px;
            }
            .tag-item {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.92rem;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.open .faq-answer {
                padding: 0 16px 16px;
            }
        }

        @media screen and (max-width: 520px) {
            .page-banner h1 {
                font-size: 1.4rem;
            }
            .page-banner .banner-subtitle {
                font-size: 0.85rem;
            }
            .headline-card .headline-body h3 {
                font-size: 1.05rem;
            }
            .btn-submit {
                width: 100%;
                text-align: center;
            }
            .container-xl,
            .container-narrow {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        /* ============ 辅助动画 ============ */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-in {
            animation: fadeInUp 0.5s ease forwards;
        }

/* roulang page: category4 */
:root {
            --color-primary: #C8963E;
            --color-primary-dark: #A67B2E;
            --color-primary-light: #D4A84B;
            --color-accent: #E8C462;
            --color-bg: #F9F8F5;
            --color-bg-alt: #F1EFEA;
            --color-bg-dark: #1A1A1E;
            --color-bg-card: #FFFFFF;
            --color-text: #2C2C2C;
            --color-text-weak: #6B6B6B;
            --color-text-light: #999999;
            --color-border: #E5E2DB;
            --color-border-light: #F0EDE7;
            --color-success: #3A9D5D;
            --color-bronze: #B87351;
            --color-silver: #A8A9AD;
            --color-gold: #C8963E;
            --color-diamond: #7EC8E3;
            --radius-sm: 6px;
            --radius: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-lg: 0 16px 42px rgba(0, 0, 0, 0.12);
            --shadow-xl: 0 24px 56px rgba(0, 0, 0, 0.15);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s ease;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Noto Sans SC', sans-serif;
            --max-width: 1240px;
            --header-height: 68px;
        }

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

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

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            min-height: 100vh;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

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

        button {
            cursor: pointer;
            font-family: inherit;
        }

        ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            margin-top: 0;
        }

        .container-xl {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .container-narrow {
            max-width: 960px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== HEADER ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-sm);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .logo-wrap a {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            color: var(--color-text);
            white-space: nowrap;
        }
        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            border-radius: var(--radius-sm);
            letter-spacing: 1px;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            font-family: var(--font-heading);
            letter-spacing: 0.5px;
            color: #1A1A1E;
        }
        .nav-desktop {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-desktop li {
            list-style: none;
            margin: 0;
        }
        .nav-desktop a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-weak);
            border-radius: 20px;
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-desktop a:hover {
            color: var(--color-primary);
            background: rgba(200, 150, 62, 0.06);
        }
        .nav-desktop a.active {
            color: var(--color-primary-dark);
            font-weight: 600;
            background: rgba(200, 150, 62, 0.1);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .btn-nav-search {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: #fff;
            color: var(--color-text-weak);
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .btn-nav-search:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(200, 150, 62, 0.04);
        }
        .btn-nav-cta {
            display: inline-block;
            padding: 9px 22px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff !important;
            border-radius: 22px;
            font-weight: 600;
            font-size: 0.9rem;
            white-space: nowrap;
            transition: all var(--transition-fast);
            border: none;
            box-shadow: 0 2px 8px rgba(200, 150, 62, 0.3);
        }
        .btn-nav-cta:hover {
            background: linear-gradient(135deg, var(--color-primary-dark), #8B691F);
            box-shadow: 0 4px 14px rgba(200, 150, 62, 0.4);
            transform: translateY(-1px);
            color: #fff !important;
        }
        .mobile-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            padding: 6px;
            cursor: pointer;
            z-index: 1001;
        }
        .mobile-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .mobile-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .mobile-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.98);
            z-index: 999;
            flex-direction: column;
            padding: 20px;
            gap: 6px;
            overflow-y: auto;
        }
        .mobile-nav-overlay.active {
            display: flex;
        }
        .mobile-nav-overlay a {
            display: block;
            padding: 14px 18px;
            font-size: 1.05rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: var(--radius);
            transition: all var(--transition-fast);
        }
        .mobile-nav-overlay a:hover,
        .mobile-nav-overlay a.active {
            background: rgba(200, 150, 62, 0.1);
            color: var(--color-primary-dark);
            font-weight: 600;
        }

        /* ========== PAGE HERO ========== */
        .page-hero {
            position: relative;
            background: linear-gradient(170deg, #1A1A1E 0%, #2C2416 40%, #1A1A1E 100%);
            color: #fff;
            padding: 70px 0 80px;
            overflow: hidden;
            min-height: 420px;
            display: flex;
            align-items: center;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center 30%;
            opacity: 0.35;
            z-index: 0;
        }
        .page-hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, var(--color-bg) 0%, transparent 100%);
            z-index: 1;
        }
        .page-hero .container-xl {
            position: relative;
            z-index: 2;
        }
        .page-hero-badge {
            display: inline-block;
            padding: 6px 18px;
            background: rgba(200, 150, 62, 0.2);
            border: 1px solid rgba(200, 150, 62, 0.4);
            border-radius: 20px;
            color: var(--color-accent);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 20px;
        }
        .page-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.5px;
            line-height: 1.2;
        }
        .page-hero h1 span {
            background: linear-gradient(135deg, #E8C462, #D4A84B, #C8963E);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .page-hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .page-hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn-hero-primary {
            display: inline-block;
            padding: 14px 34px;
            background: linear-gradient(135deg, #E8C462, #C8963E);
            color: #1A1A1E;
            font-weight: 700;
            font-size: 1rem;
            border-radius: 28px;
            border: none;
            transition: all var(--transition);
            box-shadow: 0 6px 22px rgba(200, 150, 62, 0.4);
            cursor: pointer;
            letter-spacing: 0.5px;
        }
        .btn-hero-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(200, 150, 62, 0.55);
            color: #1A1A1E;
        }
        .btn-hero-outline {
            display: inline-block;
            padding: 14px 34px;
            background: transparent;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: 28px;
            border: 2px solid rgba(255, 255, 255, 0.5);
            transition: all var(--transition);
            cursor: pointer;
            letter-spacing: 0.5px;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: 64px 0;
        }
        .section-sm {
            padding: 40px 0;
        }
        .section-lg {
            padding: 80px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            max-width: 560px;
            margin: 0 auto;
        }
        .bg-alt {
            background-color: var(--color-bg-alt);
        }
        .bg-dark {
            background-color: var(--color-bg-dark);
            color: #fff;
        }
        .bg-dark .section-title {
            color: #fff;
        }
        .bg-dark .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== TIER CARDS ========== */
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            align-items: stretch;
        }
        .tier-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            border: 2px solid transparent;
            position: relative;
        }
        .tier-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .tier-card.featured {
            border-color: var(--color-primary);
            box-shadow: var(--shadow-md), 0 0 0 4px rgba(200, 150, 62, 0.08);
        }
        .tier-card.featured::before {
            content: '热门推荐';
            position: absolute;
            top: 14px;
            right: 14px;
            background: linear-gradient(135deg, #E8C462, #C8963E);
            color: #1A1A1E;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 12px;
            z-index: 3;
            letter-spacing: 0.5px;
        }
        .tier-card-img {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .tier-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .tier-card:hover .tier-card-img img {
            transform: scale(1.06);
        }
        .tier-card-body {
            padding: 20px 18px 24px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .tier-card-level {
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            margin-bottom: 6px;
        }
        .tier-card-level.bronze {
            color: var(--color-bronze);
        }
        .tier-card-level.silver {
            color: var(--color-silver);
        }
        .tier-card-level.gold {
            color: var(--color-gold);
        }
        .tier-card-level.diamond {
            color: var(--color-diamond);
        }
        .tier-card-name {
            font-size: 1.35rem;
            font-weight: 800;
            margin-bottom: 6px;
            color: var(--color-text);
        }
        .tier-card-price {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-primary-dark);
            margin-bottom: 4px;
        }
        .tier-card-price small {
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--color-text-weak);
        }
        .tier-card-features {
            margin: 16px 0;
            flex: 1;
        }
        .tier-card-features li {
            padding: 7px 0;
            font-size: 0.9rem;
            color: var(--color-text-weak);
            border-bottom: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .tier-card-features li:last-child {
            border-bottom: none;
        }
        .tier-card-features li i {
            color: var(--color-success);
            font-size: 0.75rem;
            flex-shrink: 0;
        }
        .tier-card .btn-tier {
            display: block;
            width: 100%;
            padding: 12px;
            text-align: center;
            border-radius: 24px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            cursor: pointer;
            letter-spacing: 0.5px;
            margin-top: auto;
        }
        .btn-tier-bronze {
            background: #fff;
            color: var(--color-bronze);
            border: 2px solid var(--color-bronze);
        }
        .btn-tier-bronze:hover {
            background: var(--color-bronze);
            color: #fff;
        }
        .btn-tier-silver {
            background: #fff;
            color: #7A7B7F;
            border: 2px solid #A8A9AD;
        }
        .btn-tier-silver:hover {
            background: #A8A9AD;
            color: #fff;
        }
        .btn-tier-gold {
            background: linear-gradient(135deg, #E8C462, #C8963E);
            color: #1A1A1E;
            border: 2px solid transparent;
            box-shadow: 0 4px 12px rgba(200, 150, 62, 0.3);
        }
        .btn-tier-gold:hover {
            box-shadow: 0 8px 20px rgba(200, 150, 62, 0.45);
            transform: translateY(-1px);
        }
        .btn-tier-diamond {
            background: linear-gradient(135deg, #7EC8E3, #4DA8C9);
            color: #fff;
            border: 2px solid transparent;
            box-shadow: 0 4px 12px rgba(126, 200, 227, 0.3);
        }
        .btn-tier-diamond:hover {
            box-shadow: 0 8px 20px rgba(126, 200, 227, 0.45);
            transform: translateY(-1px);
        }

        /* ========== PRIVILEGE GRID ========== */
        .privilege-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .privilege-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            border: 1px solid var(--color-border-light);
            text-align: center;
        }
        .privilege-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: transparent;
        }
        .privilege-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 16px;
            background: rgba(200, 150, 62, 0.1);
            color: var(--color-primary);
        }
        .privilege-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .privilege-card p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== STATS ROW ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            border: 1px solid var(--color-border-light);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-primary-dark);
            letter-spacing: 0.5px;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        /* ========== ACTIVITY CARDS ========== */
        .activity-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .activity-card {
            background: #fff;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
        }
        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .activity-card-img {
            height: 200px;
            overflow: hidden;
        }
        .activity-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .activity-card:hover .activity-card-img img {
            transform: scale(1.05);
        }
        .activity-card-body {
            padding: 18px 20px 22px;
        }
        .activity-card-tag {
            display: inline-block;
            padding: 3px 10px;
            background: rgba(200, 150, 62, 0.12);
            color: var(--color-primary-dark);
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 10px;
            margin-bottom: 8px;
            letter-spacing: 0.5px;
        }
        .activity-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .activity-card p {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== TESTIMONIALS ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .testimonial-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
        }
        .testimonial-stars {
            color: #E8C462;
            font-size: 0.9rem;
            margin-bottom: 10px;
            letter-spacing: 2px;
        }
        .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 14px;
            font-style: italic;
        }
        .testimonial-author {
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--color-text);
        }
        .testimonial-role {
            font-size: 0.8rem;
            color: var(--color-text-light);
        }

        /* ========== FAQ ACCORDION ========== */
        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-accordion .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
            border-radius: var(--radius-lg);
            overflow: hidden;
        }
        .faq-accordion .accordion-item {
            border-bottom: 1px solid var(--color-border-light);
            background: #fff;
        }
        .faq-accordion .accordion-item:first-child {
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }
        .faq-accordion .accordion-item:last-child {
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
            border-bottom: none;
        }
        .faq-accordion .accordion-title {
            display: block;
            padding: 18px 22px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
            border: none;
            background: #fff;
            width: 100%;
            text-align: left;
            font-family: var(--font-body);
        }
        .faq-accordion .accordion-title::after {
            content: '\f078';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            right: 22px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 0.75rem;
            color: var(--color-text-light);
            transition: transform var(--transition-fast);
        }
        .faq-accordion .accordion-title:hover {
            background: rgba(200, 150, 62, 0.03);
            color: var(--color-primary-dark);
        }
        .faq-accordion .is-active .accordion-title {
            color: var(--color-primary-dark);
            background: rgba(200, 150, 62, 0.04);
        }
        .faq-accordion .is-active .accordion-title::after {
            transform: translateY(-50%) rotate(180deg);
            color: var(--color-primary);
        }
        .faq-accordion .accordion-content {
            padding: 0 22px 18px;
            font-size: 0.93rem;
            color: var(--color-text-weak);
            line-height: 1.8;
            display: none;
        }
        .faq-accordion .is-active .accordion-content {
            display: block;
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            background: linear-gradient(160deg, #1A1A1E 0%, #2C2416 50%, #1A1A1E 100%);
            color: #fff;
            text-align: center;
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            z-index: 0;
        }
        .cta-section .container-narrow {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .cta-section p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 28px;
        }
        .btn-cta-large {
            display: inline-block;
            padding: 16px 42px;
            background: linear-gradient(135deg, #E8C462, #C8963E);
            color: #1A1A1E;
            font-weight: 700;
            font-size: 1.05rem;
            border-radius: 30px;
            border: none;
            transition: all var(--transition);
            box-shadow: 0 8px 28px rgba(200, 150, 62, 0.45);
            cursor: pointer;
            letter-spacing: 0.5px;
        }
        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 36px rgba(200, 150, 62, 0.55);
            color: #1A1A1E;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #1A1A1E;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 20px;
            font-size: 0.9rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 32px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--color-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 16px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .privilege-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .activity-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .page-hero h1 {
                font-size: 2.2rem;
            }
            .nav-desktop a {
                padding: 8px 10px;
                font-size: 0.85rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 768px) {
            .hide-for-medium {
                display: flex !important;
            }
            .nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-inner {
                gap: 10px;
            }
            .logo-text {
                font-size: 1rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }
            .page-hero {
                padding: 50px 0 60px;
                min-height: 340px;
            }
            .page-hero h1 {
                font-size: 1.8rem;
            }
            .page-hero-desc {
                font-size: 0.95rem;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .tier-grid {
                grid-template-columns: 1fr;
                gap: 14px;
                max-width: 400px;
                margin: 0 auto;
            }
            .privilege-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .activity-grid {
                grid-template-columns: 1fr;
                gap: 14px;
                max-width: 420px;
                margin: 0 auto;
            }
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 12px;
                max-width: 420px;
                margin: 0 auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .section {
                padding: 40px 0;
            }
            .section-lg {
                padding: 50px 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .section-header {
                margin-bottom: 30px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .btn-cta-large {
                padding: 14px 30px;
                font-size: 0.95rem;
            }
            .tier-card.featured::before {
                font-size: 0.68rem;
                padding: 3px 10px;
                top: 10px;
                right: 10px;
            }
        }

        @media (max-width: 520px) {
            .page-hero h1 {
                font-size: 1.5rem;
            }
            .page-hero-desc {
                font-size: 0.85rem;
            }
            .page-hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                width: 100%;
                text-align: center;
                padding: 12px 20px;
                font-size: 0.85rem;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .stat-card {
                padding: 20px 14px;
            }
            .tier-card-price {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.3rem;
            }
            .btn-nav-cta.hide-for-medium {
                font-size: 0.78rem;
                padding: 7px 14px;
            }
            .logo-text {
                font-size: 0.9rem;
            }
            .site-header {
                height: 58px;
            }
            :root {
                --header-height: 58px;
            }
            .privilege-card {
                padding: 18px 14px;
            }
            .privilege-icon {
                width: 44px;
                height: 44px;
                font-size: 1.1rem;
            }
        }