/* roulang page: index */
:root {
            --color-primary: #1a1a2e;
            --color-primary-light: #252542;
            --color-accent: #c8953e;
            --color-accent-light: #d4a745;
            --color-accent-glow: #e8c56d;
            --color-bg: #f9f8f5;
            --color-bg-alt: #f0efe9;
            --color-white: #ffffff;
            --color-text: #1f1f2b;
            --color-text-strong: #111118;
            --color-text-weak: #6b6b7a;
            --color-text-muted: #9494a3;
            --color-border: #e2e1dc;
            --color-border-light: #eeede8;
            --color-success: #2d8b4e;
            --color-danger: #c0392b;
            --radius-sm: 6px;
            --radius: 12px;
            --radius-lg: 18px;
            --radius-xl: 24px;
            --radius-full: 50px;
            --shadow-xs: 0 1px 3px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 36px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.13);
            --shadow-accent: 0 4px 18px rgba(200, 149, 62, 0.22);
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.40s ease;
            --font-stack: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
            --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', sans-serif;
            --max-width: 1200px;
            --nav-height: 62px;
            --section-gap: 80px;
        }

        *,
        *::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-stack);
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            outline: none;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.28;
            color: var(--color-text-strong);
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 40px);
            max-width: 780px;
            transition: all var(--transition);
        }
        .site-header.scrolled {
            top: 10px;
            max-width: 820px;
        }

        .nav-capsule {
            background: rgba(26, 26, 46, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            padding: 6px 8px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(255, 255, 255, 0.08) inset;
            gap: 6px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            padding: 8px 16px 8px 18px;
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: #ffffff;
            letter-spacing: 0.5px;
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--color-accent-glow);
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius);
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #1a1a2e;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            border-radius: var(--radius-full);
            font-size: 0.93rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.82);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .nav-links a:hover {
            color: #ffffff;
            background: rgba(255, 255, 255, 0.09);
        }
        .nav-links a.active {
            color: #ffffff;
            background: var(--color-accent);
            font-weight: 600;
            box-shadow: 0 2px 10px rgba(200, 149, 62, 0.35);
        }
        .nav-links a .nav-icon {
            margin-right: 6px;
            font-size: 0.85rem;
        }

        .nav-cta-btn {
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.4px;
            color: #1a1a2e !important;
            background: linear-gradient(135deg, var(--color-accent-glow), var(--color-accent));
            box-shadow: 0 3px 14px rgba(200, 149, 62, 0.3);
            transition: all var(--transition);
            margin-left: 4px;
        }
        .nav-cta-btn:hover {
            box-shadow: 0 5px 22px rgba(200, 149, 62, 0.45);
            transform: translateY(-1px);
            color: #1a1a2e !important;
            background: linear-gradient(135deg, #f0d480, var(--color-accent-light));
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 10px;
            cursor: pointer;
            z-index: 1001;
            background: none;
            border: none;
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: #ffffff;
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .nav-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 140px 24px 100px;
            overflow: hidden;
            background-color: var(--color-primary);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        .hero-bg img,
        .hero-bg .bg-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(26, 26, 46, 0.78) 0%, rgba(26, 26, 46, 0.88) 50%, rgba(26, 26, 46, 0.94) 100%);
            z-index: 1;
        }
        .hero-bg .pattern-overlay {
            position: absolute;
            inset: 0;
            z-index: 2;
            background-image: radial-gradient(circle at 20% 30%, rgba(212, 167, 69, 0.10) 0%, transparent 50%),
                radial-gradient(circle at 75% 60%, rgba(212, 167, 69, 0.08) 0%, transparent 45%),
                radial-gradient(circle at 50% 80%, rgba(200, 149, 62, 0.06) 0%, transparent 40%);
        }
        .hero-content {
            position: relative;
            z-index: 3;
            max-width: 720px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 7px 16px;
            border-radius: var(--radius-full);
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.16);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--color-accent-glow);
            letter-spacing: 1px;
            margin-bottom: 28px;
            backdrop-filter: blur(4px);
        }
        .hero-badge .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(212, 167, 69, 0.7);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(212, 167, 69, 0);
            }
        }
        .hero-title {
            font-size: 3.2rem;
            font-weight: 800;
            color: #ffffff;
            letter-spacing: 1px;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero-title .accent {
            color: var(--color-accent-glow);
        }
        .hero-desc {
            font-size: 1.15rem;
            color: rgba(255, 255, 255, 0.72);
            max-width: 560px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 1rem;
            letter-spacing: 0.4px;
            transition: all var(--transition);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            color: #1a1a2e;
            box-shadow: var(--shadow-accent);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(200, 149, 62, 0.4);
            color: #1a1a2e;
        }
        .btn-outline {
            background: transparent;
            color: #ffffff;
            border: 1.5px solid rgba(255, 255, 255, 0.3);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(255, 255, 255, 0.55);
            color: #ffffff;
            transform: translateY(-2px);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 0.88rem;
            border-radius: var(--radius-full);
        }
        .btn-accent-sm {
            background: var(--color-accent);
            color: #ffffff;
            font-weight: 600;
            font-size: 0.85rem;
            padding: 7px 16px;
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
        }
        .btn-accent-sm:hover {
            background: var(--color-accent-light);
            color: #1a1a2e;
            box-shadow: var(--shadow-accent);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: var(--section-gap) 24px;
        }
        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            letter-spacing: 1.5px;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-title {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--color-text-strong);
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .section-subtitle {
            font-size: 1.02rem;
            color: var(--color-text-weak);
            max-width: 540px;
            margin: 0 auto;
        }

        /* ========== STATS STRIP ========== */
        .stats-strip {
            background: var(--color-white);
            border-bottom: 1px solid var(--color-border-light);
            padding: 0;
            position: relative;
            z-index: 4;
        }
        .stats-inner {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .stat-item {
            text-align: center;
            padding: 36px 20px;
            position: relative;
        }
        .stat-item+.stat-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 20%;
            height: 60%;
            width: 1px;
            background: var(--color-border-light);
        }
        .stat-number {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            line-height: 1;
            margin-bottom: 6px;
        }
        .stat-number .accent {
            color: var(--color-accent);
        }
        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            font-weight: 500;
        }

        /* ========== CATEGORY ENTRY ========== */
        .category-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 28px;
            max-width: 700px;
            margin: 0 auto;
        }
        .category-card {
            display: flex;
            align-items: center;
            gap: 24px;
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }
        .category-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
            border-color: var(--color-accent);
        }
        .category-card .card-img-wrap {
            flex-shrink: 0;
            width: 100px;
            height: 100px;
            border-radius: var(--radius);
            overflow: hidden;
            position: relative;
        }
        .category-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .category-card .card-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius);
            border: 2px solid transparent;
            transition: border-color var(--transition);
        }
        .category-card:hover .card-img-wrap::after {
            border-color: var(--color-accent);
        }
        .category-card .card-info h3 {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--color-text-strong);
        }
        .category-card .card-info p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .category-card .card-arrow {
            position: absolute;
            right: 28px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition);
            color: var(--color-text-weak);
        }
        .category-card:hover .card-arrow {
            background: var(--color-accent);
            color: #ffffff;
            box-shadow: var(--shadow-accent);
        }

        /* ========== NEWS LIST ========== */
        .news-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 24px;
        }
        .news-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-border);
        }
        .news-card .news-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .news-card .news-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .news-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(200, 149, 62, 0.10);
            padding: 4px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
            align-self: flex-start;
        }
        .news-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
            color: var(--color-text-strong);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-excerpt {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.5;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .news-meta {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            margin-top: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .news-empty {
            text-align: center;
            padding: 60px 20px;
            color: var(--color-text-weak);
            font-size: 1rem;
            grid-column: 1 / -1;
        }

        /* ========== FEATURES ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 36px 28px;
            text-align: center;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition);
            position: relative;
        }
        .feature-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--color-accent);
        }
        .feature-card .feature-icon {
            width: 60px;
            height: 60px;
            border-radius: var(--radius);
            margin: 0 auto 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: #ffffff;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            box-shadow: 0 4px 16px rgba(26, 26, 46, 0.2);
        }
        .feature-card:nth-child(2) .feature-icon {
            background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
            box-shadow: 0 4px 16px rgba(200, 149, 62, 0.25);
        }
        .feature-card:nth-child(3) .feature-icon {
            background: linear-gradient(135deg, #3b6b4f, #4a8a62);
            box-shadow: 0 4px 16px rgba(45, 139, 78, 0.22);
        }
        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .feature-card p {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            line-height: 1.55;
        }

        /* ========== STEPS / PROCESS ========== */
        .steps-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }
        .step-item {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 32px 24px 28px;
            text-align: center;
            box-shadow: var(--shadow-xs);
            border: 1px solid var(--color-border-light);
            position: relative;
            transition: all var(--transition);
            counter-increment: step;
        }
        .step-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
        }
        .step-item::before {
            content: counter(step);
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #ffffff;
            font-weight: 800;
            font-size: 1.15rem;
            margin: 0 auto 16px;
            box-shadow: 0 3px 12px rgba(26, 26, 46, 0.22);
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--color-text-weak);
            line-height: 1.5;
        }
        .step-connector {
            display: none;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 720px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-white);
            border-radius: var(--radius);
            margin-bottom: 12px;
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-fast);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 20px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text-strong);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: none;
            border: none;
            cursor: pointer;
            transition: color var(--transition-fast);
        }
        .faq-question:hover {
            color: var(--color-accent);
        }
        .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);
            color: var(--color-text-weak);
        }
        .faq-item.open .faq-question .faq-icon {
            background: var(--color-accent);
            color: #ffffff;
            transform: rotate(45deg);
            box-shadow: var(--shadow-accent);
        }
        .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: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 0.92rem;
            color: var(--color-text-weak);
            line-height: 1.6;
        }

        /* ========== CTA ========== */
        .cta-section {
            background: var(--color-primary);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(212, 167, 69, 0.12) 0%, transparent 55%),
                radial-gradient(ellipse at 70% 30%, rgba(200, 149, 62, 0.08) 0%, transparent 50%);
            z-index: 0;
        }
        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 70px 24px;
        }
        .cta-inner h2 {
            font-size: 2rem;
            color: #ffffff;
            margin-bottom: 14px;
            font-weight: 800;
            letter-spacing: 0.5px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 1.05rem;
            margin-bottom: 30px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-inner .btn-primary {
            font-size: 1.05rem;
            padding: 15px 36px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #14141f;
            color: rgba(255, 255, 255, 0.6);
            padding: 50px 24px 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr;
            gap: 36px;
            max-width: var(--max-width);
            margin: 0 auto 36px;
        }
        .footer-brand .footer-logo {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.2rem;
            color: #ffffff;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
        }
        .footer-col a {
            display: block;
            font-size: 0.86rem;
            color: rgba(255, 255, 255, 0.5);
            padding: 5px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-accent-glow);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.35);
            max-width: var(--max-width);
            margin: 0 auto;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 60px;
            }
            .hero-title {
                font-size: 2.5rem;
            }
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .steps-list {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .stats-inner {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item+.stat-item::before {
                display: none;
            }
            .stat-item:nth-child(odd)::after {
                content: '';
                position: absolute;
                right: 0;
                top: 20%;
                height: 60%;
                width: 1px;
                background: var(--color-border-light);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 48px;
                --nav-height: 54px;
            }
            .site-header {
                top: 10px;
                width: calc(100% - 24px);
                max-width: 100%;
            }
            .site-header.scrolled {
                top: 6px;
                max-width: 100%;
            }
            .nav-capsule {
                padding: 4px 10px;
                border-radius: var(--radius-lg);
            }
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                background: rgba(26, 26, 46, 0.95);
                backdrop-filter: blur(18px);
                border-radius: var(--radius-lg);
                flex-direction: column;
                padding: 16px 10px;
                gap: 2px;
                box-shadow: var(--shadow-xl);
                border: 1px solid rgba(255, 255, 255, 0.06);
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                padding: 12px 16px;
                border-radius: var(--radius);
                width: 100%;
                justify-content: center;
            }
            .nav-cta-btn {
                margin-left: 0;
                width: 100%;
                text-align: center;
                justify-content: center;
                margin-top: 4px;
            }
            .nav-toggle {
                display: flex;
            }
            .hero-title {
                font-size: 2rem;
            }
            .hero-desc {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.7rem;
            }
            .features-grid {
                grid-template-columns: 1fr;
                max-width: 400px;
                margin: 0 auto;
            }
            .steps-list {
                grid-template-columns: 1fr;
                max-width: 380px;
                margin: 0 auto;
            }
            .news-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }
            .category-card {
                flex-direction: column;
                text-align: center;
                padding: 24px 20px;
            }
            .category-card .card-arrow {
                position: static;
                transform: none;
                margin-top: 10px;
            }
            .stats-inner {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item {
                padding: 24px 14px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .category-grid {
                max-width: 100%;
            }
            .btn {
                padding: 11px 22px;
                font-size: 0.93rem;
            }
            .hero-section {
                min-height: auto;
                padding: 120px 20px 70px;
            }
            .cta-inner h2 {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 1.6rem;
            }
            .hero-desc {
                font-size: 0.9rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .stats-inner {
                grid-template-columns: 1fr 1fr;
                gap: 0;
            }
            .stat-item {
                padding: 20px 10px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .stat-item:nth-child(odd)::after {
                display: block;
            }
            .hero-btns {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            .hero-btns .btn {
                width: 200px;
                justify-content: center;
            }
            .nav-logo {
                font-size: 0.95rem;
                padding: 6px 10px 6px 12px;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.85rem;
            }
        }

/* roulang page: article */
:root {
            --primary: #d4343e;
            --primary-hover: #b82b33;
            --primary-light: #fef5f5;
            --primary-soft: #fde8e9;
            --accent: #e8a020;
            --accent-light: #fef9f0;
            --accent-soft: #fdf3dc;
            --bg: #f7f6f3;
            --bg-alt: #f0efeb;
            --surface: #ffffff;
            --text: #1a1a2e;
            --text-heading: #111122;
            --text-muted: #6b7280;
            --text-weak: #9ca3af;
            --border: #e5e7eb;
            --border-light: #f0f1f3;
            --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
            --shadow-sm: 0 2px 8px 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 48px rgba(0,0,0,0.12);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius: 14px;
            --radius-md: 18px;
            --radius-lg: 24px;
            --radius-full: 9999px;
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Consolas', 'Menlo', monospace;
            --max-width: 1240px;
            --max-read: 740px;
            --nav-height: 64px;
            --transition-fast: 0.18s ease;
            --transition: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
        body{font-family:var(--font-sans);font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;display:flex;flex-direction:column}
        img{max-width:100%;height:auto;display:block;border-radius:var(--radius-sm)}
        a{color:var(--primary);text-decoration:none;transition:color var(--transition-fast)}
        a:hover{color:var(--primary-hover)}
        a:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:3px}
        button{font-family:inherit;cursor:pointer;border:none;background:none}
        button:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:3px}
        input{font-family:inherit}
        ul,ol{list-style:none}
        h1,h2,h3,h4,h5,h6{color:var(--text-heading);line-height:1.3;font-weight:700}
        .container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 24px}
        .container--read{max-width:var(--max-read);margin:0 auto;padding:0 24px}

        /* ===== HEADER & NAVIGATION ===== */
        .site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,0.88);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);box-shadow:var(--shadow-xs);transition:box-shadow var(--transition)}
        .site-header.scrolled{box-shadow:var(--shadow-sm)}
        .nav-capsule{display:flex;align-items:center;justify-content:space-between;max-width:var(--max-width);margin:0 auto;padding:0 28px;height:var(--nav-height);gap:20px}
        .nav-logo{display:flex;align-items:center;gap:10px;font-size:1.22rem;font-weight:700;color:var(--text-heading);text-decoration:none;white-space:nowrap;flex-shrink:0;letter-spacing:-0.01em;transition:color var(--transition-fast)}
        .nav-logo:hover{color:var(--primary)}
        .logo-icon{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--primary),#c0392b);color:#fff;font-size:1rem;flex-shrink:0}
        .nav-links{display:flex;align-items:center;gap:6px;flex-shrink:0}
        .nav-links a{display:inline-flex;align-items:center;gap:6px;padding:9px 17px;border-radius:var(--radius-full);font-size:0.94rem;font-weight:500;color:var(--text);text-decoration:none;transition:all var(--transition-fast);white-space:nowrap;position:relative}
        .nav-links a:hover{background:var(--bg-alt);color:var(--text-heading)}
        .nav-links a.active{background:var(--primary-light);color:var(--primary);font-weight:600}
        .nav-links a.active::after{content:'';position:absolute;bottom:4px;left:50%;transform:translateX(-50%);width:18px;height:3px;border-radius:var(--radius-full);background:var(--primary)}
        .nav-icon{font-size:0.85rem;opacity:0.85}
        .nav-cta-btn{background:var(--primary)!important;color:#fff!important;font-weight:600!important;padding:9px 20px!important;border-radius:var(--radius-full)!important;box-shadow:0 2px 8px rgba(212,52,62,0.3);transition:all var(--transition-fast)!important}
        .nav-cta-btn:hover{background:var(--primary-hover)!important;box-shadow:0 4px 16px rgba(212,52,62,0.4)!important;transform:translateY(-1px)}
        .nav-cta-btn i{font-size:0.85rem}
        .nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px;border-radius:var(--radius-xs);cursor:pointer;z-index:1001;transition:background var(--transition-fast)}
        .nav-toggle:hover{background:var(--bg-alt)}
        .nav-toggle span{display:block;width:24px;height:2.2px;background:var(--text-heading);border-radius:2px;transition:all var(--transition);transform-origin:center}
        .nav-toggle.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
        .nav-toggle.open span:nth-child(2){opacity:0;transform:scaleX(0)}
        .nav-toggle.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

        /* ===== ARTICLE BANNER ===== */
        .article-banner{position:relative;background:linear-gradient(170deg,#1a1a2e 0%,#16213e 40%,#1a1a2e 100%);background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;background-blend-mode:overlay;padding:64px 0 48px;overflow:hidden}
        .article-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,26,46,0.65) 0%,rgba(26,26,46,0.82) 100%);z-index:1}
        .article-banner::after{content:'';position:absolute;top:-60px;right:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(212,52,62,0.25) 0%,transparent 70%);z-index:1;pointer-events:none}
        .article-banner-inner{position:relative;z-index:2;max-width:var(--max-width);margin:0 auto;padding:0 24px}
        .article-banner .banner-category{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;border-radius:var(--radius-full);background:rgba(255,255,255,0.15);backdrop-filter:blur(8px);color:#fde8e9;font-size:0.85rem;font-weight:500;margin-bottom:16px;border:1px solid rgba(255,255,255,0.18)}
        .article-banner .banner-category i{font-size:0.75rem;color:var(--accent)}
        .article-banner h1{font-size:2.2rem;font-weight:800;color:#fff;line-height:1.3;margin-bottom:14px;letter-spacing:-0.01em;max-width:800px}
        .article-banner .banner-meta{display:flex;align-items:center;flex-wrap:wrap;gap:16px;color:rgba(255,255,255,0.75);font-size:0.9rem}
        .article-banner .banner-meta span{display:inline-flex;align-items:center;gap:5px}
        .article-banner .banner-meta i{font-size:0.8rem;opacity:0.7}

        /* ===== BREADCRUMB ===== */
        .breadcrumb-wrap{padding:16px 0;background:var(--surface);border-bottom:1px solid var(--border-light)}
        .breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:0.88rem;color:var(--text-muted);max-width:var(--max-width);margin:0 auto;padding:0 24px}
        .breadcrumb a{color:var(--text-muted);text-decoration:none;transition:color var(--transition-fast)}
        .breadcrumb a:hover{color:var(--primary)}
        .breadcrumb .sep{color:var(--text-weak);font-size:0.7rem;margin:0 2px}
        .breadcrumb .current{color:var(--text-heading);font-weight:500;max-width:400px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

        /* ===== ARTICLE MAIN ===== */
        .article-main{padding:40px 0 60px;background:var(--surface);flex:1}
        .article-featured-image{margin-bottom:36px;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-md);max-width:var(--max-read);margin-left:auto;margin-right:auto;padding:0 24px}
        .article-featured-image img{width:100%;height:auto;display:block;border-radius:var(--radius-md)}
        .article-body{max-width:var(--max-read);margin:0 auto;padding:0 24px}
        .article-body .article-meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--border-light)}
        .article-body .article-meta-row .meta-tag{display:inline-flex;align-items:center;gap:5px;padding:5px 14px;border-radius:var(--radius-full);background:var(--primary-soft);color:var(--primary);font-size:0.84rem;font-weight:500}
        .article-body .article-meta-row .meta-date{font-size:0.88rem;color:var(--text-muted);display:inline-flex;align-items:center;gap:4px}
        .article-content{font-size:1.05rem;line-height:1.85;color:var(--text)}
        .article-content h2{font-size:1.55rem;font-weight:700;color:var(--text-heading);margin:36px 0 16px;padding-top:8px}
        .article-content h3{font-size:1.28rem;font-weight:600;color:var(--text-heading);margin:28px 0 12px}
        .article-content p{margin-bottom:18px}
        .article-content ul,.article-content ol{margin:14px 0 20px;padding-left:24px}
        .article-content ul{list-style:disc}
        .article-content ol{list-style:decimal}
        .article-content li{margin-bottom:8px;padding-left:2px}
        .article-content li::marker{color:var(--primary)}
        .article-content blockquote{margin:24px 0;padding:18px 24px;border-left:4px solid var(--primary);background:var(--primary-light);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text);font-style:italic}
        .article-content blockquote p{margin-bottom:0}
        .article-content img{border-radius:var(--radius-sm);margin:20px auto;box-shadow:var(--shadow-sm)}
        .article-content strong{color:var(--text-heading);font-weight:600}
        .article-content a{text-decoration:underline;text-underline-offset:3px}
        .article-content a:hover{color:var(--primary-hover)}
        .article-content hr{margin:32px 0;border:none;height:1px;background:var(--border);border-radius:1px}
        .article-content table{width:100%;border-collapse:collapse;margin:20px 0;font-size:0.94rem;border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-xs)}
        .article-content table th{background:var(--bg-alt);padding:12px 16px;text-align:left;font-weight:600;color:var(--text-heading);border-bottom:2px solid var(--border)}
        .article-content table td{padding:11px 16px;border-bottom:1px solid var(--border-light)}
        .article-content table tr:last-child td{border-bottom:none}
        .article-content table tr:hover td{background:var(--bg)}

        /* ===== NOT FOUND STATE ===== */
        .not-found-state{text-align:center;padding:60px 24px;max-width:520px;margin:0 auto}
        .not-found-state .nf-icon{font-size:3.5rem;color:var(--text-weak);margin-bottom:20px}
        .not-found-state h2{font-size:1.6rem;color:var(--text-heading);margin-bottom:10px}
        .not-found-state p{color:var(--text-muted);margin-bottom:24px;line-height:1.7}
        .not-found-state .btn-back{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius-full);background:var(--primary);color:#fff;font-weight:600;font-size:0.95rem;text-decoration:none;transition:all var(--transition-fast);box-shadow:0 2px 10px rgba(212,52,62,0.3)}
        .not-found-state .btn-back:hover{background:var(--primary-hover);box-shadow:0 4px 18px rgba(212,52,62,0.4);transform:translateY(-1px);color:#fff}

        /* ===== RELATED POSTS ===== */
        .related-section{padding:56px 0 64px;background:var(--bg)}
        .related-section .section-label{text-align:center;margin-bottom:8px}
        .related-section .section-label span{display:inline-flex;align-items:center;gap:6px;padding:5px 16px;border-radius:var(--radius-full);background:var(--accent-soft);color:var(--accent);font-size:0.84rem;font-weight:600;letter-spacing:0.02em}
        .related-section .section-title{text-align:center;font-size:1.8rem;font-weight:700;color:var(--text-heading);margin-bottom:36px}
        .related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:24px;max-width:var(--max-width);margin:0 auto;padding:0 24px}
        .related-card{background:var(--surface);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:all var(--transition);border:1px solid var(--border-light);display:flex;flex-direction:column}
        .related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--border)}
        .related-card .card-img-wrap{position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--bg-alt)}
        .related-card .card-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow);border-radius:0}
        .related-card:hover .card-img-wrap img{transform:scale(1.04)}
        .related-card .card-img-wrap .card-cat-tag{position:absolute;top:12px;left:12px;padding:4px 12px;border-radius:var(--radius-full);background:rgba(0,0,0,0.6);backdrop-filter:blur(6px);color:#fff;font-size:0.78rem;font-weight:500;z-index:2}
        .related-card .card-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
        .related-card .card-body h3{font-size:1.05rem;font-weight:600;line-height:1.4;margin-bottom:8px;color:var(--text-heading)}
        .related-card .card-body h3 a{color:var(--text-heading);text-decoration:none;transition:color var(--transition-fast)}
        .related-card .card-body h3 a:hover{color:var(--primary)}
        .related-card .card-body .card-excerpt{font-size:0.88rem;color:var(--text-muted);line-height:1.55;margin-bottom:12px;flex:1;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
        .related-card .card-body .card-date{font-size:0.8rem;color:var(--text-weak);display:flex;align-items:center;gap:4px}
        .related-empty{text-align:center;padding:32px;color:var(--text-muted);grid-column:1/-1;font-size:0.95rem}

        /* ===== CTA SECTION ===== */
        .cta-section{padding:60px 0;background:linear-gradient(160deg,#1a1a2e 0%,#1e2a3a 100%);position:relative;overflow:hidden}
        .cta-section::before{content:'';position:absolute;top:-100px;right:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(232,160,32,0.2) 0%,transparent 70%);pointer-events:none}
        .cta-section::after{content:'';position:absolute;bottom:-80px;left:-100px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(212,52,62,0.18) 0%,transparent 70%);pointer-events:none}
        .cta-inner{position:relative;z-index:2;max-width:680px;margin:0 auto;text-align:center;padding:0 24px}
        .cta-inner h2{font-size:2rem;font-weight:800;color:#fff;margin-bottom:12px;letter-spacing:-0.01em}
        .cta-inner p{font-size:1.05rem;color:rgba(255,255,255,0.78);margin-bottom:28px;line-height:1.65}
        .cta-inner .btn-cta{display:inline-flex;align-items:center;gap:8px;padding:14px 36px;border-radius:var(--radius-full);background:var(--accent);color:#1a1a2e;font-weight:700;font-size:1rem;text-decoration:none;transition:all var(--transition-fast);box-shadow:0 4px 18px rgba(232,160,32,0.35)}
        .cta-inner .btn-cta:hover{background:#f0b840;box-shadow:0 6px 24px rgba(232,160,32,0.5);transform:translateY(-2px);color:#1a1a2e}

        /* ===== FOOTER ===== */
        .site-footer{background:#1a1a2e;color:rgba(255,255,255,0.7);padding:48px 0 0;margin-top:0}
        .footer-grid{max-width:var(--max-width);margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
        .footer-brand .footer-logo{font-size:1.22rem;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:-0.01em}
        .footer-brand p{font-size:0.9rem;line-height:1.7;color:rgba(255,255,255,0.58);max-width:340px}
        .footer-col h4{font-size:0.92rem;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:0.02em}
        .footer-col a{display:block;font-size:0.88rem;color:rgba(255,255,255,0.58);text-decoration:none;margin-bottom:8px;transition:color var(--transition-fast)}
        .footer-col a:hover{color:#fff}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.1);margin-top:36px;padding:18px 24px;text-align:center;font-size:0.84rem;color:rgba(255,255,255,0.45);max-width:var(--max-width);margin-left:auto;margin-right:auto}

        /* ===== RESPONSIVE ===== */
        @media(max-width:1024px){
            .article-banner h1{font-size:1.8rem}
            .related-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
            .footer-grid{gap:24px}
        }
        @media(max-width:768px){
            .nav-links{position:fixed;top:0;right:-100%;width:280px;height:100vh;background:var(--surface);flex-direction:column;align-items:flex-start;padding:80px 24px 32px;gap:4px;box-shadow:var(--shadow-lg);transition:right var(--transition);z-index:1000;overflow-y:auto}
            .nav-links.open{right:0}
            .nav-links a{width:100%;padding:11px 16px;border-radius:var(--radius-sm);font-size:0.95rem}
            .nav-links a.active::after{display:none}
            .nav-links a.active{border-radius:var(--radius-sm);background:var(--primary-light)}
            .nav-cta-btn{justify-content:center;margin-top:8px}
            .nav-toggle{display:flex}
            .article-banner{padding:44px 0 32px}
            .article-banner h1{font-size:1.5rem}
            .article-banner .banner-meta{font-size:0.82rem;gap:10px}
            .article-body{font-size:1rem}
            .article-content{font-size:1rem}
            .article-content h2{font-size:1.32rem}
            .article-content h3{font-size:1.12rem}
            .related-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
            .cta-inner h2{font-size:1.55rem}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
            .footer-brand{grid-column:1/-1}
            .article-featured-image{padding:0 16px;margin-bottom:24px}
            .article-body{padding:0 16px}
        }
        @media(max-width:520px){
            .nav-capsule{padding:0 16px}
            .nav-logo{font-size:1.06rem;gap:7px}
            .logo-icon{width:32px;height:32px;font-size:0.85rem}
            .article-banner h1{font-size:1.3rem}
            .article-banner{padding:32px 0 24px}
            .article-banner .banner-category{font-size:0.78rem;padding:4px 12px}
            .breadcrumb{font-size:0.8rem}
            .breadcrumb .current{max-width:180px}
            .article-main{padding:24px 0 40px}
            .article-featured-image{margin-bottom:20px;padding:0 12px;border-radius:var(--radius-sm)}
            .article-featured-image img{border-radius:var(--radius-sm)}
            .article-body{padding:0 14px}
            .article-body .article-meta-row{gap:8px;margin-bottom:20px;padding-bottom:14px}
            .article-content{font-size:0.95rem;line-height:1.75}
            .article-content h2{font-size:1.2rem;margin:24px 0 10px}
            .article-content h3{font-size:1.05rem;margin:20px 0 8px}
            .article-content blockquote{padding:12px 16px;margin:16px 0}
            .related-section{padding:36px 0 44px}
            .related-section .section-title{font-size:1.4rem;margin-bottom:24px}
            .related-grid{grid-template-columns:1fr;gap:14px;padding:0 16px}
            .cta-section{padding:40px 0}
            .cta-inner h2{font-size:1.3rem}
            .cta-inner p{font-size:0.9rem}
            .cta-inner .btn-cta{padding:12px 28px;font-size:0.9rem}
            .footer-grid{grid-template-columns:1fr;gap:20px}
            .footer-bottom{font-size:0.78rem;padding:14px 16px}
            .not-found-state{padding:40px 16px}
            .not-found-state h2{font-size:1.3rem}
            .not-found-state .nf-icon{font-size:2.8rem}
        }

/* roulang page: category1 */
/* ========== 设计变量 ========== */
        :root {
            --primary: #1e3a5f;
            --primary-light: #2c5282;
            --primary-dark: #152e4a;
            --accent: #c8922b;
            --accent-light: #e8b84b;
            --accent-dark: #a0741f;
            --surface: #f7f8fc;
            --card-bg: #ffffff;
            --text-main: #1a202c;
            --text-muted: #64748b;
            --text-weak: #94a3b8;
            --border-color: #e2e8f0;
            --border-strong: #cbd5e1;
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --shadow-card: 0 4px 20px rgba(0,0,0,0.06);
            --shadow-card-hover: 0 12px 36px rgba(0,0,0,0.12);
            --shadow-nav: 0 2px 24px rgba(0,0,0,0.08);
            --transition-fast: 0.18s ease;
            --transition-normal: 0.28s ease;
            --transition-slow: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1.2);
        }

        /* ========== 基础 Reset ========== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: "Inter", "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-main);
            background-color: var(--surface);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            list-style: none;
        }
        :focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ========== 容器 ========== */
        .container-main {
            width: 100%;
            max-width: 1240px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 768px) {
            .container-main {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 16px;
            z-index: 1000;
            padding: 0 16px;
            pointer-events: none;
        }
        .nav-capsule {
            max-width: 1140px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 14px 28px;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-radius: var(--radius-full);
            box-shadow: var(--shadow-nav);
            border: 1px solid rgba(226, 232, 240, 0.7);
            pointer-events: auto;
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
        }
        .nav-capsule:hover {
            box-shadow: 0 6px 32px rgba(0,0,0,0.12);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--primary);
            white-space: nowrap;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            font-size: 1rem;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a:not(.nav-cta-btn) {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: var(--radius-full);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--text-muted);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .nav-links a:not(.nav-cta-btn):hover {
            color: var(--primary);
            background: rgba(30, 58, 95, 0.06);
        }
        .nav-links a.active:not(.nav-cta-btn) {
            color: #fff;
            background: var(--primary);
            font-weight: 600;
            box-shadow: 0 4px 14px rgba(30, 58, 95, 0.3);
        }
        .nav-links a.active:not(.nav-cta-btn) .nav-icon {
            color: var(--accent-light);
        }
        .nav-icon {
            font-size: 0.85rem;
            color: var(--text-weak);
            transition: color var(--transition-fast);
        }
        .nav-cta-btn {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 10px 22px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            color: #fff;
            background: linear-gradient(135deg, var(--accent), var(--accent-dark));
            box-shadow: 0 4px 16px rgba(200, 146, 43, 0.35);
            transition: all var(--transition-normal);
            white-space: nowrap;
        }
        .nav-cta-btn:hover {
            box-shadow: 0 8px 26px rgba(200, 146, 43, 0.5);
            transform: translateY(-2px);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }
        .nav-toggle:hover {
            background: rgba(30, 58, 95, 0.05);
        }
        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2.5px;
            border-radius: 3px;
            background: var(--primary);
            transition: all var(--transition-normal);
        }
        @media (max-width: 860px) {
            .site-header {
                top: 10px;
                padding: 0 8px;
            }
            .nav-capsule {
                padding: 12px 18px;
                border-radius: var(--radius-lg);
            }
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 12px);
                left: 8px;
                right: 8px;
                flex-direction: column;
                background: #fff;
                border-radius: var(--radius-lg);
                box-shadow: var(--shadow-card-hover);
                padding: 12px;
                gap: 2px;
                border: 1px solid var(--border-color);
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a:not(.nav-cta-btn) {
                border-radius: var(--radius);
                padding: 12px 16px;
                width: 100%;
            }
            .nav-cta-btn {
                border-radius: var(--radius);
                justify-content: center;
                width: 100%;
                margin-top: 6px;
            }
            .nav-toggle {
                display: flex;
            }
        }
        @media (max-width: 480px) {
            .nav-capsule {
                padding: 10px 14px;
            }
            .nav-logo {
                font-size: 1rem;
                gap: 6px;
            }
            .logo-icon {
                width: 32px;
                height: 32px;
                border-radius: 8px;
                font-size: 0.85rem;
            }
        }

        /* ========== 面包屑 ========== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: rgba(255,255,255,0.8);
        }
        .breadcrumb a {
            color: rgba(255,255,255,0.85);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumb .separator {
            color: rgba(255,255,255,0.5);
            font-size: 0.75rem;
        }
        .breadcrumb .current {
            color: var(--accent-light);
            font-weight: 600;
        }

        /* ========== 板块通用 ========== */
        .section-padding {
            padding: 64px 0;
        }
        .section-padding-sm {
            padding: 40px 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 44px;
        }
        .section-header h2 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 10px;
            letter-spacing: -0.02em;
        }
        .section-header p {
            font-size: 1.05rem;
            color: var(--text-muted);
            max-width: 620px;
            margin: 0 auto;
        }
        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--accent);
            margin-bottom: 8px;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 40px 0;
            }
            .section-header h2 {
                font-size: 1.5rem;
            }
            .section-header p {
                font-size: 0.95rem;
            }
        }

        /* ========== Hero Banner ========== */
        .category-hero {
            position: relative;
            padding: 100px 0 80px;
            background: linear-gradient(160deg, #152e4a 0%, #1e3a5f 35%, #1a3352 70%, #0f2238 100%);
            overflow: hidden;
        }
        .category-hero .hero-bg-img {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.18;
            mix-blend-mode: overlay;
        }
        .category-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(200,146,43,0.12) 0%, transparent 60%),
                        radial-gradient(ellipse at 70% 30%, rgba(44,82,130,0.15) 0%, transparent 55%);
        }
        .category-hero .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 760px;
            margin: 0 auto;
        }
        .category-hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.03em;
            margin: 16px 0 18px;
            line-height: 1.25;
        }
        .category-hero .hero-desc {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.75);
            line-height: 1.7;
            margin-bottom: 28px;
        }
        .category-hero .hero-stats-row {
            display: flex;
            justify-content: center;
            gap: 32px;
            flex-wrap: wrap;
            margin-top: 28px;
        }
        .hero-stat-item {
            text-align: center;
            color: #fff;
        }
        .hero-stat-item .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--accent-light);
            letter-spacing: -0.02em;
        }
        .hero-stat-item .stat-desc {
            font-size: 0.85rem;
            color: rgba(255,255,255,0.6);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 80px 0 56px;
            }
            .category-hero h1 {
                font-size: 2rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .hero-stat-item .stat-number {
                font-size: 1.5rem;
            }
        }

        /* ========== 数据概览卡片 ========== */
        .overview-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .overview-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition-normal);
            border: 1px solid transparent;
        }
        .overview-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--border-color);
        }
        .overview-card .oc-icon {
            flex-shrink: 0;
            width: 50px;
            height: 50px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
        }
        .oc-icon.fire { background: #fef3c7; color: #d97706; }
        .oc-icon.snow { background: #e0f2fe; color: #0284c7; }
        .oc-icon.calendar { background: #f0fdf4; color: #16a34a; }
        .oc-icon.range { background: #faf5ff; color: #7c3aed; }
        .overview-card .oc-info .oc-label {
            font-size: 0.82rem;
            color: var(--text-muted);
            margin-bottom: 2px;
        }
        .overview-card .oc-info .oc-value {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-dark);
        }
        @media (max-width: 860px) {
            .overview-cards {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .overview-cards {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 走势卡片矩阵 ========== */
        .trend-cards-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .trend-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
            cursor: pointer;
        }
        .trend-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-6px);
            border-color: var(--border-color);
        }
        .trend-card .card-img-wrap {
            position: relative;
            height: 200px;
            overflow: hidden;
        }
        .trend-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .trend-card:hover .card-img-wrap img {
            transform: scale(1.06);
        }
        .trend-card .card-badge {
            position: absolute;
            top: 14px;
            left: 14px;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            color: #fff;
            background: var(--accent);
            box-shadow: 0 3px 12px rgba(200,146,43,0.4);
            z-index: 2;
        }
        .trend-card .card-body {
            padding: 20px;
        }
        .trend-card .card-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .trend-card .card-body p {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .trend-card .card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 0.8rem;
            color: var(--text-weak);
        }
        .trend-card .card-meta i {
            color: var(--accent);
            font-size: 0.7rem;
        }
        @media (max-width: 900px) {
            .trend-cards-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 560px) {
            .trend-cards-grid {
                grid-template-columns: 1fr;
            }
            .trend-card .card-img-wrap {
                height: 180px;
            }
        }

        /* ========== 深度分析区 ========== */
        .analysis-block {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .analysis-block.reverse {
            direction: rtl;
        }
        .analysis-block.reverse > * {
            direction: ltr;
        }
        .analysis-image {
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
        }
        .analysis-image img {
            width: 100%;
            height: auto;
            border-radius: var(--radius-xl);
            transition: transform var(--transition-slow);
        }
        .analysis-image:hover img {
            transform: scale(1.03);
        }
        .analysis-text h3 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }
        .analysis-text p {
            font-size: 1rem;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 20px;
        }
        .analysis-text .highlight-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .highlight-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.95rem;
            color: var(--text-main);
        }
        .highlight-list li i {
            color: var(--accent);
            margin-top: 3px;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .analysis-block {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .analysis-text h3 {
                font-size: 1.3rem;
            }
        }

        /* ========== 排行表 ========== */
        .ranking-table-wrap {
            background: var(--card-bg);
            border-radius: var(--radius-xl);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            border: 1px solid var(--border-color);
        }
        .ranking-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition-fast);
        }
        .ranking-row:last-child {
            border-bottom: none;
        }
        .ranking-row:hover {
            background: #fafbfd;
        }
        .ranking-row.header-row {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.85rem;
            letter-spacing: 0.03em;
            border-bottom: none;
        }
        .ranking-row.header-row:hover {
            background: var(--primary);
        }
        .rank-badge {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .rank-badge.gold {
            background: linear-gradient(135deg, #fbbf24, #f59e0b);
            color: #7c2d12;
            box-shadow: 0 3px 12px rgba(245,158,11,0.4);
            border: 2px solid #fcd34d;
        }
        .rank-badge.silver {
            background: linear-gradient(135deg, #cbd5e1, #94a3b8);
            color: #1e293b;
            box-shadow: 0 3px 10px rgba(148,163,184,0.35);
            border: 2px solid #d1d5db;
        }
        .rank-badge.bronze {
            background: linear-gradient(135deg, #fcd9b6, #d97706);
            color: #451a03;
            box-shadow: 0 3px 10px rgba(217,119,6,0.3);
            border: 2px solid #fbbf8c;
        }
        .rank-badge.normal {
            background: #f1f5f9;
            color: var(--text-muted);
        }
        .ranking-row .number-display {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--primary-dark);
            letter-spacing: 0.04em;
            min-width: 48px;
            text-align: center;
        }
        .ranking-row .freq-bar-wrap {
            flex: 1;
            min-width: 80px;
        }
        .freq-bar {
            height: 8px;
            border-radius: 4px;
            background: linear-gradient(90deg, var(--accent), var(--accent-light));
            transition: width var(--transition-slow);
        }
        .ranking-row .trend-indicator {
            padding: 5px 12px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .trend-indicator.up { background: #fef3c7; color: #92400e; }
        .trend-indicator.stable { background: #f0fdf4; color: #166534; }
        .trend-indicator.down { background: #fef2f2; color: #991b1b; }
        @media (max-width: 640px) {
            .ranking-row {
                padding: 12px 14px;
                gap: 10px;
                font-size: 0.85rem;
            }
            .rank-badge {
                width: 34px;
                height: 34px;
                font-size: 0.85rem;
            }
            .ranking-row .number-display {
                font-size: 1.1rem;
                min-width: 36px;
            }
            .ranking-row .trend-indicator {
                font-size: 0.7rem;
                padding: 4px 8px;
            }
        }

        /* ========== 策略清单 ========== */
        .strategy-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: strategy;
        }
        .strategy-card {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            box-shadow: var(--shadow-card);
            position: relative;
            border: 1px solid transparent;
            transition: all var(--transition-normal);
            counter-increment: strategy;
        }
        .strategy-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-5px);
            border-color: var(--border-color);
        }
        .strategy-card::before {
            content: counter(strategy);
            position: absolute;
            top: 16px;
            right: 20px;
            font-size: 3rem;
            font-weight: 800;
            color: rgba(30,58,95,0.06);
            line-height: 1;
            pointer-events: none;
        }
        .strategy-card .step-icon {
            width: 44px;
            height: 44px;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 14px;
            background: rgba(200,146,43,0.1);
            color: var(--accent);
        }
        .strategy-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
        }
        .strategy-card p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        @media (max-width: 900px) {
            .strategy-steps {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .strategy-steps {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 文章列表 ========== */
        .article-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .article-card-sm {
            display: flex;
            gap: 16px;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            padding: 16px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-normal);
            border: 1px solid transparent;
            cursor: pointer;
        }
        .article-card-sm:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            border-color: var(--border-color);
        }
        .article-card-sm .ac-thumb {
            flex-shrink: 0;
            width: 120px;
            height: 90px;
            border-radius: var(--radius);
            overflow: hidden;
        }
        .article-card-sm .ac-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .article-card-sm:hover .ac-thumb img {
            transform: scale(1.08);
        }
        .article-card-sm .ac-info h5 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.4;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-card-sm .ac-info .ac-excerpt {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .article-card-sm .ac-meta {
            font-size: 0.75rem;
            color: var(--text-weak);
            display: flex;
            gap: 12px;
        }
        @media (max-width: 768px) {
            .article-list-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .article-card-sm {
                flex-direction: column;
            }
            .article-card-sm .ac-thumb {
                width: 100%;
                height: 160px;
            }
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-color);
            overflow: hidden;
            transition: all var(--transition-normal);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .faq-question {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            color: var(--primary-dark);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
        }
        .faq-question i {
            color: var(--accent);
            transition: transform var(--transition-normal);
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }

        /* ========== CTA ========== */
        .cta-section-alt {
            background: linear-gradient(160deg, #152e4a, #1e3a5f, #1a3352);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
        }
        .cta-section-alt::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 40% 50%, rgba(200,146,43,0.15) 0%, transparent 55%);
            pointer-events: none;
        }
        .cta-section-alt h3 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-section-alt p {
            font-size: 1.05rem;
            color: rgba(255,255,255,0.7);
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 36px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 1rem;
            color: #1a202c;
            background: linear-gradient(135deg, var(--accent-light), var(--accent));
            box-shadow: 0 6px 24px rgba(200,146,43,0.4);
            transition: all var(--transition-normal);
            position: relative;
            z-index: 1;
        }
        .btn-gold:hover {
            box-shadow: 0 10px 34px rgba(200,146,43,0.55);
            transform: translateY(-3px);
        }
        @media (max-width: 600px) {
            .cta-section-alt {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-section-alt h3 {
                font-size: 1.4rem;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: #152e4a;
            color: rgba(255,255,255,0.8);
            padding: 52px 0 28px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .footer-brand .footer-logo {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: rgba(255,255,255,0.6);
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col a {
            display: block;
            font-size: 0.88rem;
            color: rgba(255,255,255,0.6);
            padding: 6px 0;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            max-width: 1140px;
            margin: 28px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255,255,255,0.12);
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255,255,255,0.45);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }