/* roulang page: index */
:root {
            --color-primary: #ff5e5b;
            --color-primary-hover: #ff7b78;
            --color-primary-dark: #e04a47;
            --color-accent: #ffb347;
            --color-accent-glow: #ffc876;
            --color-bg-deep: #080a10;
            --color-bg: #0d1018;
            --color-bg-elevated: #141824;
            --color-bg-card: #1a1f2e;
            --color-bg-card-hover: #1f2537;
            --color-bg-overlay: rgba(10, 12, 20, 0.85);
            --color-text: #e2e4ea;
            --color-text-strong: #f0f1f5;
            --color-text-weak: #8a8d98;
            --color-text-muted: #5e6170;
            --color-border: #1e2232;
            --color-border-light: #282d3d;
            --color-border-glow: rgba(255, 94, 91, 0.3);
            --color-success: #34c759;
            --color-warning: #ff9f0a;
            --color-tag-bg: rgba(255, 94, 91, 0.12);
            --color-tag-text: #ff8a87;
            --color-rank-gold: #ffb347;
            --color-rank-silver: #b0b8c8;
            --color-rank-bronze: #c8946c;
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
            --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.35);
            --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 40px rgba(255, 94, 91, 0.18);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 94, 91, 0.15);
            --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
            --font-display: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --container-max: 1260px;
            --container-padding: 24px;
            --nav-height: 62px;
        }

        *,
        *::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-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg-deep);
            background-image:
                radial-gradient(ellipse at 50% 0%, rgba(255, 94, 91, 0.04) 0%, transparent 65%),
                radial-gradient(ellipse at 20% 60%, rgba(255, 179, 71, 0.03) 0%, transparent 50%),
                radial-gradient(ellipse at 80% 30%, rgba(255, 94, 91, 0.02) 0%, transparent 55%);
            background-attachment: fixed;
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            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;
            border: none;
            outline: none;
        }

        input {
            font-family: inherit;
            outline: none;
        }

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

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

        p {
            margin: 0 0 0.8em;
        }

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

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

        /* ========== HEADER & NAVIGATION ========== */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 32px);
            max-width: 1100px;
            transition: all var(--transition-base);
        }

        .site-header.scrolled {
            top: 8px;
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(20, 24, 36, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-full);
            padding: 8px 10px 8px 22px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
            transition: all var(--transition-base);
        }

        .site-header.scrolled .nav-capsule {
            box-shadow: 0 10px 38px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.02) inset;
            background: rgba(20, 24, 36, 0.94);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-display);
            font-weight: 800;
            font-size: 1.18rem;
            color: var(--color-text-strong);
            letter-spacing: -0.01em;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .nav-logo:hover {
            color: var(--color-primary);
        }

        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), #e04a47);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: #fff;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(255, 94, 91, 0.35);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-size: 0.94rem;
            font-weight: 600;
            color: var(--color-text-weak);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }

        .nav-links a:hover {
            color: var(--color-text-strong);
            background: rgba(255, 255, 255, 0.04);
        }

        .nav-links a.active {
            color: #fff;
            background: var(--color-primary);
            box-shadow: 0 4px 16px rgba(255, 94, 91, 0.35);
            font-weight: 700;
        }

        .nav-links a.active:hover {
            background: var(--color-primary-hover);
            color: #fff;
        }

        .nav-links a .nav-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #1a1a1a;
            font-size: 0.68rem;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: var(--radius-full);
            margin-left: 6px;
            animation: pulse-badge 2.2s ease-in-out infinite;
        }

        @keyframes pulse-badge {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 179, 71, 0.5);
            }
            50% {
                box-shadow: 0 0 0 10px rgba(255, 179, 71, 0);
            }
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--color-border-light);
            align-items: center;
            justify-content: center;
            color: var(--color-text);
            font-size: 1.2rem;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--color-text-strong);
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 140px 24px 80px;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.55;
            filter: brightness(0.7) saturate(1.1);
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(8, 10, 16, 0.55) 0%, rgba(8, 10, 16, 0.8) 40%, rgba(8, 10, 16, 0.95) 75%, var(--color-bg-deep) 100%);
        }

        .hero-glow {
            position: absolute;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255, 94, 91, 0.18) 0%, transparent 70%);
            top: -120px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1;
            pointer-events: none;
            animation: hero-glow-pulse 5s ease-in-out infinite;
        }

        @keyframes hero-glow-pulse {
            0%,
            100% {
                opacity: 0.7;
                transform: translateX(-50%) scale(1);
            }
            50% {
                opacity: 1;
                transform: translateX(-50%) scale(1.12);
            }
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-bg-overlay);
            border: 1px solid var(--color-border-light);
            border-radius: var(--radius-full);
            padding: 8px 18px;
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-accent);
            margin-bottom: 24px;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            animation: fadeInUp 0.7s ease-out;
        }

        .hero-badge .badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-success);
            animation: dot-pulse 1.8s ease-in-out infinite;
        }

        @keyframes dot-pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.6);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(52, 199, 89, 0);
            }
        }

        .hero-title {
            font-family: var(--font-display);
            font-size: clamp(2.6rem, 5.5vw, 4.2rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.15;
            color: #fff;
            margin-bottom: 18px;
            animation: fadeInUp 0.7s ease-out 0.1s both;
        }

        .hero-title .highlight {
            background: linear-gradient(135deg, var(--color-primary), #ff7b78, var(--color-accent));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            background-size: 200% 200%;
            animation: gradient-shift 4s ease infinite;
        }

        @keyframes gradient-shift {
            0%,
            100% {
                background-position: 0% 50%;
            }
            50% {
                background-position: 100% 50%;
            }
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--color-text-weak);
            margin-bottom: 36px;
            line-height: 1.7;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            animation: fadeInUp 0.7s ease-out 0.2s both;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            animation: fadeInUp 0.7s ease-out 0.3s both;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(28px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 32px;
            justify-content: center;
            margin-top: 48px;
            animation: fadeInUp 0.7s ease-out 0.4s both;
        }

        .hero-stat {
            text-align: center;
            min-width: 80px;
        }

        .hero-stat-value {
            font-size: 2rem;
            font-weight: 800;
            color: var(--color-text-strong);
            letter-spacing: -0.01em;
        }

        .hero-stat-value .count-up {
            color: var(--color-accent);
        }

        .hero-stat-label {
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== BUTTONS ========== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            font-size: 1rem;
            font-weight: 700;
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--color-primary), #e04a47);
            color: #fff;
            box-shadow: 0 6px 22px rgba(255, 94, 91, 0.4);
            border: none;
        }

        .btn-primary:hover {
            background: linear-gradient(135deg, var(--color-primary-hover), #f0605d);
            box-shadow: 0 8px 28px rgba(255, 94, 91, 0.55);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 4px 14px rgba(255, 94, 91, 0.35);
        }

        .btn-outline {
            background: transparent;
            color: var(--color-text-strong);
            border: 2px solid var(--color-border-light);
        }

        .btn-outline:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(255, 94, 91, 0.05);
            transform: translateY(-2px);
        }

        .btn-outline:active {
            transform: translateY(0);
        }

        .btn-lg {
            padding: 15px 34px;
            font-size: 1.08rem;
            border-radius: var(--radius-xl);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.88rem;
            border-radius: var(--radius-full);
        }

        /* ========== SECTION COMMON ========== */
        .section {
            padding: 70px 0;
            position: relative;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 0.82rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--color-primary);
            margin-bottom: 10px;
            background: var(--color-tag-bg);
            padding: 5px 14px;
            border-radius: var(--radius-full);
        }

        .section-title {
            font-family: var(--font-display);
            font-size: clamp(1.8rem, 3.2vw, 2.5rem);
            font-weight: 800;
            letter-spacing: -0.01em;
            color: var(--color-text-strong);
            margin-bottom: 10px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            max-width: 560px;
            margin: 0 auto;
        }

        /* ========== FEATURES GRID ========== */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .feature-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .feature-card:hover {
            border-color: var(--color-border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            background: var(--color-bg-card-hover);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            width: 50px;
            height: 50px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, rgba(255, 94, 91, 0.18), rgba(255, 94, 91, 0.06));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--color-primary);
            margin-bottom: 18px;
        }

        .feature-card h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
        }

        .feature-card p {
            font-size: 0.94rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== CATEGORY ENTRY CARDS ========== */
        .category-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 22px;
        }

        .category-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            height: 260px;
            display: flex;
            align-items: flex-end;
            cursor: pointer;
            transition: all var(--transition-base);
            border: 1px solid var(--color-border);
        }

        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: var(--color-border-glow);
        }

        .category-card-img {
            position: absolute;
            inset: 0;
            z-index: 0;
        }

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

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

        .category-card-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(0deg, rgba(8, 10, 16, 0.92) 0%, rgba(8, 10, 16, 0.4) 45%, rgba(8, 10, 16, 0.15) 100%);
        }

        .category-card-body {
            position: relative;
            z-index: 2;
            padding: 26px 24px;
            width: 100%;
        }

        .category-card-body h3 {
            font-size: 1.3rem;
            color: #fff;
            margin-bottom: 6px;
        }

        .category-card-body p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }

        .category-card-tag {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            margin-bottom: 10px;
        }

        /* ========== CMS NEWS LIST ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .news-card {
            display: flex;
            gap: 16px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 16px;
            transition: all var(--transition-base);
            align-items: flex-start;
        }

        .news-card:hover {
            border-color: var(--color-border-glow);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
            background: var(--color-bg-card-hover);
        }

        .news-card-thumb {
            width: 120px;
            height: 90px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--color-bg-elevated);
        }

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

        .news-card:hover .news-card-thumb img {
            transform: scale(1.08);
        }

        .news-card-info {
            flex: 1;
            min-width: 0;
        }

        .news-card-info h4 {
            font-size: 0.98rem;
            font-weight: 700;
            margin-bottom: 6px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-info p {
            font-size: 0.82rem;
            color: var(--color-text-weak);
            margin: 0 0 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            line-height: 1.5;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.76rem;
            color: var(--color-text-muted);
        }

        .news-card-meta .news-tag {
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            padding: 3px 10px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.72rem;
        }

        .news-empty {
            text-align: center;
            padding: 48px 24px;
            color: var(--color-text-muted);
            font-size: 1rem;
            grid-column: 1 / -1;
            background: var(--color-bg-card);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--color-border);
        }

        /* ========== STATS / DATA SECTION ========== */
        .stats-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .stat-block {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            transition: all var(--transition-base);
        }

        .stat-block:hover {
            border-color: var(--color-border-glow);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .stat-number {
            font-size: 2.4rem;
            font-weight: 900;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-weak);
            margin-top: 6px;
        }

        /* ========== FLOW / PROCESS ========== */
        .flow-steps {
            display: flex;
            gap: 16px;
            align-items: stretch;
            flex-wrap: wrap;
        }

        .flow-step {
            flex: 1;
            min-width: 200px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            position: relative;
            transition: all var(--transition-base);
        }

        .flow-step:hover {
            border-color: var(--color-border-glow);
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .flow-step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), #e04a47);
            color: #fff;
            font-weight: 800;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            box-shadow: 0 4px 14px rgba(255, 94, 91, 0.35);
        }

        .flow-step h4 {
            font-size: 1rem;
            margin-bottom: 6px;
        }

        .flow-step p {
            font-size: 0.84rem;
            color: var(--color-text-weak);
            margin: 0;
        }

        .flow-arrow {
            display: flex;
            align-items: center;
            color: var(--color-text-muted);
            font-size: 1.4rem;
            flex-shrink: 0;
            align-self: center;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 780px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--color-border-light);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            background: transparent;
            color: var(--color-text-strong);
            font-size: 1rem;
            font-weight: 700;
            text-align: left;
            gap: 12px;
            transition: all var(--transition-fast);
        }

        .faq-question:hover {
            color: var(--color-primary);
            background: rgba(255, 94, 91, 0.03);
        }

        .faq-question i {
            transition: transform var(--transition-base);
            font-size: 0.85rem;
            color: var(--color-text-muted);
            flex-shrink: 0;
        }

        .faq-item.open .faq-question i {
            transform: rotate(180deg);
            color: var(--color-primary);
        }

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

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 0.92rem;
            color: var(--color-text-weak);
            margin: 0;
            line-height: 1.7;
        }

        /* ========== CTA ========== */
        .cta-section {
            text-align: center;
            padding: 70px 24px;
            position: relative;
            overflow: hidden;
            border-radius: var(--radius-xl);
            margin: 0 auto;
            max-width: var(--container-max);
            background: var(--color-bg-card);
            border: 1px solid var(--color-border-light);
            margin-bottom: 30px;
        }

        .cta-section .cta-bg-pattern {
            position: absolute;
            inset: 0;
            z-index: 0;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
            filter: brightness(0.6);
        }

        .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-section p {
            font-size: 1.05rem;
            color: var(--color-text-weak);
            margin-bottom: 26px;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-bg-elevated);
            border-top: 1px solid var(--color-border);
            padding: 50px 0 28px;
            margin-top: 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--color-text-strong);
            margin-bottom: 8px;
        }

        .footer-brand-desc {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            line-height: 1.6;
        }

        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin-bottom: 14px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

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

        .footer-col ul li a {
            font-size: 0.88rem;
            color: var(--color-text-weak);
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }

        /* ========== MOBILE NAV DRAWER ========== */
        .nav-mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.7);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .nav-mobile-overlay.open {
            display: block;
            opacity: 1;
        }

        .nav-mobile-drawer {
            display: none;
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--color-bg-elevated);
            z-index: 999;
            padding: 24px;
            border-left: 1px solid var(--color-border);
            transition: right var(--transition-base);
            overflow-y: auto;
        }

        .nav-mobile-drawer.open {
            right: 0;
        }

        .nav-mobile-drawer .nav-links-mobile {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-top: 20px;
        }

        .nav-mobile-drawer .nav-links-mobile a {
            display: block;
            padding: 14px 16px;
            border-radius: var(--radius-md);
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text-weak);
            transition: all var(--transition-fast);
        }

        .nav-mobile-drawer .nav-links-mobile a:hover,
        .nav-mobile-drawer .nav-links-mobile a.active {
            color: #fff;
            background: var(--color-primary);
        }

        .nav-mobile-close {
            display: flex;
            justify-content: flex-end;
        }

        .nav-mobile-close button {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--color-border-light);
            color: var(--color-text);
            font-size: 1.1rem;
            transition: all var(--transition-fast);
        }

        .nav-mobile-close button:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
            }
            .news-list {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .flow-arrow {
                display: none;
            }
            .flow-steps {
                gap: 12px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-mobile-overlay,
            .nav-mobile-drawer {
                display: block;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .category-card {
                height: 220px;
            }
            .news-list {
                grid-template-columns: 1fr;
            }
            .news-card {
                flex-direction: column;
            }
            .news-card-thumb {
                width: 100%;
                height: 160px;
            }
            .stats-strip {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .stat-number {
                font-size: 1.8rem;
            }
            .hero-stats {
                gap: 18px;
            }
            .hero-stat-value {
                font-size: 1.5rem;
            }
            .flow-steps {
                flex-direction: column;
            }
            .flow-step {
                min-width: auto;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .section {
                padding: 48px 0;
            }
            .hero-section {
                min-height: 75vh;
                padding: 120px 20px 60px;
            }
            .cta-section {
                margin: 0 16px 20px;
                border-radius: var(--radius-lg);
            }
            .site-header {
                top: 8px;
                width: calc(100% - 16px);
            }
            .nav-capsule {
                padding: 8px 12px 8px 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .btn {
                padding: 11px 20px;
                font-size: 0.9rem;
            }
            .btn-lg {
                padding: 13px 24px;
                font-size: 0.95rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn {
                width: 100%;
                max-width: 280px;
            }
            .stats-strip {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-block {
                padding: 18px 12px;
            }
            .stat-number {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .news-card-thumb {
                height: 130px;
            }
            .category-card {
                height: 180px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .nav-capsule {
                padding: 6px 8px 6px 14px;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.85rem;
            }
        }

/* roulang page: article */
:root {
            --color-primary: #6c3ce0;
            --color-primary-dark: #4a259e;
            --color-primary-light: #a07aff;
            --color-secondary: #ff6b35;
            --color-secondary-dark: #c2410c;
            --color-bg: #f8f9fb;
            --color-surface: #0f0f1a;
            --color-card: #ffffff;
            --color-text: #1a1a2e;
            --color-text-strong: #0f0f1a;
            --color-text-muted: #6b7280;
            --color-text-light: #9ca3af;
            --color-border: #e5e7eb;
            --color-border-light: #f3f4f6;
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 28px;
            --radius-full: 9999px;
            --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.10);
            --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
            --shadow-glow: 0 0 40px rgba(108,60,224,0.25);
            --transition-fast: 180ms ease;
            --transition-base: 260ms ease;
            --transition-slow: 380ms ease;
        }

        *, *::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', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        ul, ol {
            list-style: none;
        }
        :focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        /* ===== 阅读进度条 ===== */
        .reading-progress {
            position: fixed;
            top: 0;
            left: 0;
            width: 0%;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
            z-index: 10001;
            transition: width 80ms linear;
            border-radius: 0 2px 2px 0;
        }
        @media (max-width: 520px) {
            .reading-progress {
                height: 2px;
            }
        }

        /* ===== 悬浮胶囊导航 ===== */
        .site-header {
            position: sticky;
            top: 16px;
            z-index: 1000;
            padding: 0 16px;
            pointer-events: none;
        }
        .site-header > .nav-capsule {
            pointer-events: auto;
            max-width: 1100px;
            margin: 0 auto;
            background: rgba(255,255,255,0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border: 1px solid rgba(255,255,255,0.7);
            border-radius: var(--radius-full);
            padding: 8px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            box-shadow: var(--shadow-lg), 0 0 0 1px rgba(108,60,224,0.06);
            transition: box-shadow var(--transition-base), background var(--transition-base);
        }
        .site-header.scrolled .nav-capsule {
            background: rgba(255,255,255,0.95);
            box-shadow: var(--shadow-xl), 0 0 0 1px rgba(108,60,224,0.10);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 9px;
            font-weight: 800;
            font-size: 1.2rem;
            color: var(--color-text-strong);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--color-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(--color-primary), #8b5cf6);
            color: #fff;
            font-size: 1rem;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-links a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 18px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text-muted);
            transition: all var(--transition-fast);
            white-space: nowrap;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--color-primary);
            background: rgba(108,60,224,0.06);
        }
        .nav-links a.active {
            color: #fff;
            background: linear-gradient(135deg, var(--color-primary), #5b2fc4);
            box-shadow: 0 4px 14px rgba(108,60,224,0.35);
            font-weight: 700;
        }
        .nav-links a.active:hover {
            color: #fff;
            background: linear-gradient(135deg, #5b2fc4, #4a259e);
        }
        .nav-badge {
            display: inline-block;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 8px;
            border-radius: var(--radius-full);
            background: var(--color-secondary);
            color: #fff;
            letter-spacing: 0.02em;
            animation: badgePulse 2.2s ease-in-out infinite;
        }
        @keyframes badgePulse {
            0%, 100% { transform: scale(1); }
            50% { transform: scale(1.08); }
        }
        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-text);
            background: rgba(108,60,224,0.06);
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .nav-toggle:hover {
            background: rgba(108,60,224,0.14);
            color: var(--color-primary);
        }
        @media (max-width: 768px) {
            .site-header {
                top: 10px;
                padding: 0 10px;
            }
            .site-header > .nav-capsule {
                padding: 6px 14px;
                border-radius: var(--radius-xl);
            }
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 10px);
                left: 10px;
                right: 10px;
                background: rgba(255,255,255,0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border-radius: var(--radius-lg);
                flex-direction: column;
                gap: 2px;
                padding: 12px;
                box-shadow: var(--shadow-xl);
                border: 1px solid var(--color-border-light);
                z-index: 999;
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links a {
                width: 100%;
                justify-content: center;
                padding: 12px 18px;
                border-radius: var(--radius-md);
            }
            .nav-toggle {
                display: flex;
            }
            .nav-logo {
                font-size: 1.05rem;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 0.9rem;
            }
        }
        @media (max-width: 520px) {
            .site-header > .nav-capsule {
                border-radius: var(--radius-lg);
                padding: 6px 12px;
            }
            .nav-logo {
                font-size: 0.95rem;
                gap: 6px;
            }
            .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.8rem;
                border-radius: var(--radius-xs);
            }
        }

        /* ===== 文章Banner ===== */
        .article-hero {
            position: relative;
            padding: 80px 0 60px;
            background: linear-gradient(170deg, #f5f0ff 0%, #ede5ff 30%, #f8f9fb 100%);
            overflow: hidden;
        }
        .article-hero::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(108,60,224,0.10) 0%, transparent 70%);
            pointer-events: none;
        }
        .article-hero::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -40px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(255,107,53,0.08) 0%, transparent 70%);
            pointer-events: none;
        }
        .article-hero .container {
            position: relative;
            z-index: 1;
        }
        .article-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            font-size: 0.88rem;
            color: var(--color-text-muted);
            margin-bottom: 20px;
        }
        .article-breadcrumb a {
            color: var(--color-text-muted);
            font-weight: 500;
        }
        .article-breadcrumb a:hover {
            color: var(--color-primary);
        }
        .article-breadcrumb .sep {
            color: var(--color-text-light);
            font-size: 0.7rem;
        }
        .article-breadcrumb .current {
            color: var(--color-primary);
            font-weight: 600;
            max-width: 300px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .article-hero-content {
            max-width: 800px;
        }
        .article-meta-top {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 16px;
        }
        .article-cat-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.82rem;
            background: linear-gradient(135deg, rgba(108,60,224,0.10), rgba(108,60,224,0.05));
            color: var(--color-primary);
            letter-spacing: 0.02em;
        }
        .article-cat-badge i {
            font-size: 0.7rem;
        }
        .article-date-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 0.84rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }
        .article-date-badge i {
            color: var(--color-text-light);
            font-size: 0.75rem;
        }
        .article-hero h1 {
            font-size: 2.4rem;
            font-weight: 900;
            line-height: 1.25;
            color: var(--color-text-strong);
            letter-spacing: -0.02em;
            margin-bottom: 8px;
        }
        .article-hero-desc {
            font-size: 1.08rem;
            color: var(--color-text-muted);
            line-height: 1.6;
            max-width: 650px;
        }
        @media (max-width: 768px) {
            .article-hero {
                padding: 50px 0 36px;
            }
            .article-hero h1 {
                font-size: 1.7rem;
            }
            .article-hero-desc {
                font-size: 0.95rem;
            }
            .article-breadcrumb {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 520px) {
            .article-hero {
                padding: 36px 0 28px;
            }
            .article-hero h1 {
                font-size: 1.4rem;
            }
            .article-hero-desc {
                font-size: 0.88rem;
            }
            .article-cat-badge {
                font-size: 0.75rem;
                padding: 5px 12px;
            }
        }

        /* ===== 文章主体布局 ===== */
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 40px;
            padding: 48px 0 60px;
            align-items: start;
        }
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr 280px;
                gap: 28px;
            }
        }
        @media (max-width: 768px) {
            .article-layout {
                grid-template-columns: 1fr;
                gap: 36px;
                padding: 32px 0 44px;
            }
        }

        /* ===== 文章正文 ===== */
        .article-main {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 40px 44px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
        }
        .article-content {
            font-size: 1.05rem;
            line-height: 1.85;
            color: var(--color-text);
            word-break: break-word;
        }
        .article-content h2 {
            font-size: 1.55rem;
            font-weight: 800;
            color: var(--color-text-strong);
            margin: 36px 0 16px;
            padding-left: 18px;
            border-left: 4px solid var(--color-primary);
            line-height: 1.35;
            letter-spacing: -0.01em;
        }
        .article-content h2:first-child {
            margin-top: 0;
        }
        .article-content h3 {
            font-size: 1.22rem;
            font-weight: 700;
            color: var(--color-text-strong);
            margin: 28px 0 12px;
            line-height: 1.4;
        }
        .article-content h3:first-child {
            margin-top: 0;
        }
        .article-content p {
            margin-bottom: 16px;
        }
        .article-content p:last-child {
            margin-bottom: 0;
        }
        .article-content ul,
        .article-content ol {
            margin: 12px 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: 4px;
        }
        .article-content li::marker {
            color: var(--color-primary);
        }
        .article-content img {
            border-radius: var(--radius-md);
            margin: 20px auto;
            max-width: 100%;
            box-shadow: var(--shadow-sm);
        }
        .article-content blockquote {
            margin: 20px 0;
            padding: 20px 24px;
            border-left: 4px solid var(--color-primary-light);
            background: rgba(108,60,224,0.03);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            color: var(--color-text-muted);
            font-style: italic;
            font-size: 1rem;
        }
        .article-content blockquote p {
            margin-bottom: 0;
        }
        .article-content pre {
            margin: 16px 0;
            padding: 20px 24px;
            background: #1a1a2e;
            color: #e2e8f0;
            border-radius: var(--radius-sm);
            overflow-x: auto;
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .article-content code {
            background: rgba(108,60,224,0.06);
            padding: 2px 7px;
            border-radius: 4px;
            font-size: 0.9em;
            color: var(--color-primary-dark);
            font-weight: 500;
        }
        .article-content pre code {
            background: none;
            padding: 0;
            color: inherit;
            font-weight: 400;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 0.95rem;
        }
        .article-content th,
        .article-content td {
            padding: 12px 16px;
            text-align: left;
            border: 1px solid var(--color-border);
        }
        .article-content th {
            background: rgba(108,60,224,0.04);
            font-weight: 700;
            color: var(--color-text-strong);
        }
        .article-content tr:hover td {
            background: rgba(108,60,224,0.02);
        }
        .article-content strong {
            font-weight: 700;
            color: var(--color-text-strong);
        }
        .article-content a {
            color: var(--color-primary);
            font-weight: 500;
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-thickness: 1px;
            text-decoration-color: rgba(108,60,224,0.25);
        }
        .article-content a:hover {
            color: var(--color-primary-dark);
            text-decoration-color: var(--color-primary);
        }
        @media (max-width: 768px) {
            .article-main {
                padding: 24px 20px;
                border-radius: var(--radius-md);
            }
            .article-content {
                font-size: 0.98rem;
                line-height: 1.75;
            }
            .article-content h2 {
                font-size: 1.3rem;
                padding-left: 14px;
                border-left-width: 3px;
            }
            .article-content h3 {
                font-size: 1.1rem;
            }
        }
        @media (max-width: 520px) {
            .article-main {
                padding: 18px 14px;
                border-radius: var(--radius-sm);
            }
            .article-content {
                font-size: 0.92rem;
                line-height: 1.7;
            }
            .article-content h2 {
                font-size: 1.15rem;
                padding-left: 10px;
            }
            .article-content blockquote {
                padding: 14px 16px;
            }
        }

        /* ===== 文章底部标签区 ===== */
        .article-tags-section {
            margin-top: 32px;
            padding-top: 24px;
            border-top: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .article-tags-section .tag-label {
            font-size: 0.82rem;
            font-weight: 700;
            color: var(--color-text-muted);
            letter-spacing: 0.03em;
            text-transform: uppercase;
        }
        .article-tag {
            display: inline-block;
            padding: 5px 14px;
            border-radius: var(--radius-full);
            font-size: 0.8rem;
            font-weight: 600;
            background: rgba(108,60,224,0.06);
            color: var(--color-primary);
            transition: all var(--transition-fast);
        }
        .article-tag:hover {
            background: rgba(108,60,224,0.14);
            color: var(--color-primary-dark);
        }

        /* ===== 侧边栏 ===== */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 100px;
        }
        .sidebar-card {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
        }
        .sidebar-card h4 {
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--color-text-strong);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            letter-spacing: -0.01em;
        }
        .sidebar-card h4 i {
            color: var(--color-secondary);
            font-size: 0.9rem;
        }
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }
        .hot-list-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .hot-list-item:hover {
            background: rgba(108,60,224,0.04);
        }
        .hot-rank {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.8rem;
            color: #fff;
            background: #9ca3af;
        }
        .hot-list-item:nth-child(1) .hot-rank {
            background: linear-gradient(135deg, #f59e0b, #d97706);
            font-size: 0.85rem;
            box-shadow: 0 3px 10px rgba(245,158,11,0.35);
        }
        .hot-list-item:nth-child(2) .hot-rank {
            background: linear-gradient(135deg, #94a3b8, #64748b);
            font-size: 0.82rem;
            box-shadow: 0 3px 10px rgba(100,116,139,0.3);
        }
        .hot-list-item:nth-child(3) .hot-rank {
            background: linear-gradient(135deg, #d97706, #b45309);
            font-size: 0.78rem;
            box-shadow: 0 3px 10px rgba(217,119,6,0.3);
        }
        .hot-info {
            flex: 1;
            min-width: 0;
        }
        .hot-title {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }
        .hot-list-item:hover .hot-title {
            color: var(--color-primary);
        }
        .hot-meta {
            font-size: 0.74rem;
            color: var(--color-text-light);
            margin-top: 3px;
        }
        .sidebar-cta {
            background: linear-gradient(145deg, var(--color-primary), #5b2fc4);
            color: #fff;
            text-align: center;
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            box-shadow: var(--shadow-glow);
        }
        .sidebar-cta h4 {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .sidebar-cta p {
            font-size: 0.86rem;
            opacity: 0.9;
            margin-bottom: 16px;
            line-height: 1.5;
        }
        .sidebar-cta .btn-cta-side {
            display: inline-block;
            padding: 10px 28px;
            border-radius: var(--radius-full);
            background: #fff;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .sidebar-cta .btn-cta-side:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.2);
            color: var(--color-primary-dark);
        }
        @media (max-width: 768px) {
            .article-sidebar {
                position: static;
                flex-direction: column;
                gap: 20px;
            }
        }

        /* ===== 相关推荐区 ===== */
        .related-section {
            padding: 48px 0 60px;
            background: #fff;
            border-top: 1px solid var(--color-border-light);
        }
        .related-section .section-label {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .related-section h2 {
            font-size: 1.7rem;
            font-weight: 900;
            color: var(--color-text-strong);
            margin-bottom: 28px;
            letter-spacing: -0.02em;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .related-card {
            background: var(--color-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            box-shadow: var(--shadow-xs);
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(108,60,224,0.15);
        }
        .related-card-img {
            width: 100%;
            aspect-ratio: 16 / 10;
            object-fit: cover;
            background: linear-gradient(135deg, #f5f0ff, #ede5ff);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        .related-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .related-card:hover .related-card-img img {
            transform: scale(1.04);
        }
        .related-card-body {
            padding: 18px 20px 14px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-card-body h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-text-strong);
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .related-card-body .related-meta {
            font-size: 0.76rem;
            color: var(--color-text-light);
            margin-top: auto;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        @media (max-width: 768px) {
            .related-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 520px) {
            .related-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .related-section h2 {
                font-size: 1.3rem;
            }
            .related-card-body h3 {
                font-size: 0.9rem;
            }
        }

        /* ===== 未找到内容 ===== */
        .not-found-block {
            text-align: center;
            padding: 80px 20px;
        }
        .not-found-block .nf-icon {
            font-size: 4rem;
            color: var(--color-text-light);
            margin-bottom: 20px;
        }
        .not-found-block h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-text-strong);
            margin-bottom: 10px;
        }
        .not-found-block p {
            color: var(--color-text-muted);
            margin-bottom: 24px;
            font-size: 1rem;
        }
        .btn-back-home {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 700;
            font-size: 0.95rem;
            background: linear-gradient(135deg, var(--color-primary), #5b2fc4);
            color: #fff;
            transition: all var(--transition-fast);
            box-shadow: 0 6px 20px rgba(108,60,224,0.3);
        }
        .btn-back-home:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 28px rgba(108,60,224,0.4);
            color: #fff;
        }

        /* ===== CTA区 ===== */
        .cta-section {
            padding: 60px 0;
            background: linear-gradient(160deg, #0f0f1a 0%, #1a1030 50%, #0f0f1a 100%);
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(108,60,224,0.18) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: 2rem;
            font-weight: 900;
            color: #fff;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .cta-section p {
            color: rgba(255,255,255,0.7);
            font-size: 1.05rem;
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        .btn-cta-main {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: var(--radius-full);
            font-weight: 800;
            font-size: 1rem;
            background: linear-gradient(135deg, var(--color-secondary), #e85520);
            color: #fff;
            box-shadow: 0 8px 30px rgba(255,107,53,0.4);
            transition: all var(--transition-fast);
            letter-spacing: 0.01em;
        }
        .btn-cta-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 14px 38px rgba(255,107,53,0.5);
            color: #fff;
        }
        @media (max-width: 520px) {
            .cta-section h2 {
                font-size: 1.4rem;
            }
            .cta-section p {
                font-size: 0.9rem;
            }
            .btn-cta-main {
                padding: 12px 28px;
                font-size: 0.9rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-surface);
            color: rgba(255,255,255,0.7);
            padding: 48px 0 24px;
            border-top: 1px solid rgba(255,255,255,0.06);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }
        .footer-brand-desc {
            font-size: 0.88rem;
            line-height: 1.6;
            color: rgba(255,255,255,0.55);
            max-width: 400px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.86rem;
            color: rgba(255,255,255,0.6);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.08);
            font-size: 0.8rem;
            color: rgba(255,255,255,0.45);
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-grid > div:first-child {
                grid-column: 1 / -1;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 32px 0 16px;
            }
        }

        /* ===== 动画 ===== */
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(24px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .animate-fade-in-up {
            animation: fadeInUp 0.55s ease forwards;
        }
        .animate-delay-1 { animation-delay: 0.1s; }
        .animate-delay-2 { animation-delay: 0.2s; }

/* roulang page: category1 */
:root {
            --bg-primary: #0a0e17;
            --bg-secondary: #111620;
            --bg-card: #161c28;
            --bg-card-hover: #1c2333;
            --bg-surface: #1a2030;
            --bg-nav: rgba(18, 24, 36, 0.88);
            --text-primary: #e8ecf4;
            --text-secondary: #b0b8c8;
            --text-weak: #6b7388;
            --text-muted: #8890a4;
            --accent-primary: #ff5e3a;
            --accent-primary-hover: #ff7555;
            --accent-gold: #f0b840;
            --accent-gold-light: #f5cc60;
            --accent-hot: #ff3d5c;
            --accent-new: #3ddc84;
            --accent-info: #4da3ff;
            --border-default: #1e2636;
            --border-light: #252d3d;
            --border-card: #1c2434;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
            --shadow-glow: 0 0 28px rgba(255, 94, 58, 0.18);
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.35);
            --radius-xs: 6px;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 20px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', 'Segoe UI', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --nav-height: 56px;
            --container-max: 1200px;
            --container-narrow: 960px;
            --section-gap: 72px;
            --section-gap-sm: 48px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            letter-spacing: 0.01em;
        }

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

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

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

        input {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ============ HEADER & NAVIGATION ============ */
        .site-header {
            position: fixed;
            top: 16px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: auto;
            max-width: calc(100vw - 32px);
        }
        .nav-capsule {
            display: flex;
            align-items: center;
            gap: 28px;
            background: var(--bg-nav);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border-default);
            border-radius: var(--radius-full);
            padding: 10px 22px;
            box-shadow: var(--shadow-lg);
            white-space: nowrap;
            transition: all var(--transition-base);
        }
        .nav-capsule:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-lg), 0 0 40px rgba(255, 94, 58, 0.06);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }
        .nav-logo:hover {
            color: var(--accent-primary);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: linear-gradient(135deg, var(--accent-primary), #e0482e);
            border-radius: var(--radius-sm);
            font-size: 0.9rem;
            color: #fff;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-links a {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: var(--radius-full);
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.02em;
        }
        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.04);
        }
        .nav-links a.active {
            color: #fff;
            background: var(--accent-primary);
            font-weight: 600;
            box-shadow: 0 2px 12px rgba(255, 94, 58, 0.35);
        }
        .nav-links a.active:hover {
            background: var(--accent-primary-hover);
            color: #fff;
        }
        .nav-badge {
            display: inline-flex;
            align-items: center;
            font-size: 0.68rem;
            font-weight: 700;
            padding: 2px 7px;
            border-radius: var(--radius-full);
            background: var(--accent-hot);
            color: #fff;
            letter-spacing: 0.04em;
            animation: badgePulse 2s ease-in-out infinite;
        }
        @keyframes badgePulse {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.12);
            }
        }
        .nav-toggle {
            display: none;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-full);
            color: var(--text-primary);
            font-size: 1.2rem;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
        }

        /* ============ MAIN CONTENT ============ */
        .main-content {
            padding-top: 100px;
            min-height: 70vh;
        }

        /* ============ CATEGORY HERO ============ */
        .category-hero {
            position: relative;
            padding: 64px 0 60px;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            margin-bottom: var(--section-gap);
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(10, 14, 23, 0.72) 0%,
                    rgba(10, 14, 23, 0.88) 50%,
                    rgba(10, 14, 23, 0.96) 100%);
            z-index: 1;
        }
        .category-hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(ellipse at 30% 40%, rgba(255, 94, 58, 0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 60%, rgba(240, 184, 64, 0.08) 0%, transparent 55%);
            z-index: 2;
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 3;
        }
        .category-hero-breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-weak);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .category-hero-breadcrumb a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .category-hero-breadcrumb a:hover {
            color: var(--accent-primary);
        }
        .category-hero-breadcrumb .sep {
            color: var(--text-weak);
            font-size: 0.7rem;
        }
        .category-hero-breadcrumb .current {
            color: var(--accent-gold);
            font-weight: 500;
        }
        .category-hero-title {
            font-size: 2.6rem;
            font-weight: 800;
            letter-spacing: 0.03em;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .category-hero-title .highlight {
            background: linear-gradient(135deg, var(--accent-primary), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .category-hero-desc {
            font-size: 1.08rem;
            color: var(--text-secondary);
            max-width: 620px;
            line-height: 1.7;
            margin-bottom: 22px;
        }
        .category-hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .category-hero-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .category-hero-stat .stat-num {
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--accent-gold);
        }
        .category-hero-stat .stat-icon {
            font-size: 1.1rem;
            color: var(--accent-primary);
        }

        /* ============ SECTION TITLES ============ */
        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }
        .section-header--left {
            text-align: left;
        }
        .section-label {
            display: inline-block;
            font-size: 0.78rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--accent-primary);
            margin-bottom: 8px;
            padding: 4px 12px;
            background: rgba(255, 94, 58, 0.1);
            border-radius: var(--radius-full);
            border: 1px solid rgba(255, 94, 58, 0.18);
        }
        .section-title {
            font-size: 1.9rem;
            font-weight: 700;
            letter-spacing: 0.02em;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-weak);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.6;
        }
        .section-header--left .section-subtitle {
            margin: 0;
        }

        /* ============ SUBCATEGORY GRID ============ */
        .subcat-section {
            margin-bottom: var(--section-gap);
        }
        .subcat-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .subcat-card {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .subcat-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg), var(--shadow-glow);
            border-color: rgba(255, 94, 58, 0.25);
            background: var(--bg-card-hover);
        }
        .subcat-card-image {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--bg-surface);
        }
        .subcat-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .subcat-card:hover .subcat-card-image img {
            transform: scale(1.06);
        }
        .subcat-card-image .subcat-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(22, 28, 40, 0.9) 0%, transparent 55%);
            z-index: 2;
            pointer-events: none;
        }
        .subcat-card-image .subcat-icon {
            position: absolute;
            top: 14px;
            right: 14px;
            z-index: 3;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: rgba(0, 0, 0, 0.55);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--accent-gold);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        .subcat-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .subcat-card-body h3 {
            font-size: 1.12rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .subcat-card-body p {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.5;
            margin-bottom: 14px;
            flex: 1;
        }
        .subcat-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .subcat-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .subcat-card-meta .meta-count {
            color: var(--accent-primary);
            font-weight: 600;
        }
        .subcat-card .card-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 3;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            background: var(--accent-hot);
            color: #fff;
            letter-spacing: 0.04em;
        }

        /* ============ HOT RANKING ============ */
        .hot-ranking-section {
            margin-bottom: var(--section-gap);
            background: var(--bg-secondary);
            border-radius: var(--radius-xl);
            padding: 48px 0;
            border: 1px solid var(--border-default);
        }
        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 800px;
            margin: 0 auto;
        }
        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            border: 1px solid var(--border-card);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .ranking-item:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
            background: var(--bg-card-hover);
        }
        .ranking-num {
            flex-shrink: 0;
            width: 38px;
            height: 38px;
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.05rem;
            letter-spacing: 0.02em;
            background: var(--bg-surface);
            color: var(--text-weak);
        }
        .ranking-item:nth-child(1) .ranking-num {
            background: linear-gradient(135deg, #f0b840, #e0a020);
            color: #1a1000;
        }
        .ranking-item:nth-child(2) .ranking-num {
            background: linear-gradient(135deg, #b8c0d0, #9098a8);
            color: #1a1a1a;
        }
        .ranking-item:nth-child(3) .ranking-num {
            background: linear-gradient(135deg, #c8946a, #a87850);
            color: #1a0e04;
        }
        .ranking-content {
            flex: 1;
            min-width: 0;
        }
        .ranking-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            letter-spacing: 0.02em;
        }
        .ranking-content .ranking-desc {
            font-size: 0.78rem;
            color: var(--text-weak);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .ranking-heat {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .ranking-heat .heat-bar-wrap {
            width: 80px;
            height: 6px;
            background: var(--bg-surface);
            border-radius: var(--radius-full);
            overflow: hidden;
        }
        .ranking-heat .heat-bar-fill {
            height: 100%;
            border-radius: var(--radius-full);
            background: linear-gradient(90deg, var(--accent-primary), var(--accent-gold));
            transition: width var(--transition-slow);
        }
        .ranking-heat .heat-text {
            font-size: 0.75rem;
            color: var(--text-muted);
            font-weight: 500;
            min-width: 36px;
            text-align: right;
        }
        .ranking-badge {
            flex-shrink: 0;
            font-size: 0.68rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
        }
        .ranking-badge--hot {
            background: rgba(255, 61, 92, 0.18);
            color: var(--accent-hot);
        }
        .ranking-badge--new {
            background: rgba(61, 220, 132, 0.15);
            color: var(--accent-new);
        }
        .ranking-badge--top {
            background: rgba(240, 184, 64, 0.15);
            color: var(--accent-gold);
        }

        /* ============ GUIDE SEQUENCE LIST ============ */
        .guide-seq-section {
            margin-bottom: var(--section-gap);
        }
        .guide-seq-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }
        .guide-seq-card {
            display: flex;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            padding: 18px;
            transition: all var(--transition-base);
            cursor: pointer;
            align-items: flex-start;
        }
        .guide-seq-card:hover {
            border-color: var(--border-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            background: var(--bg-card-hover);
        }
        .guide-seq-thumb {
            flex-shrink: 0;
            width: 80px;
            height: 100px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--bg-surface);
        }
        .guide-seq-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .guide-seq-card:hover .guide-seq-thumb img {
            transform: scale(1.08);
        }
        .guide-seq-info {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
        }
        .guide-seq-info .seq-step {
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--accent-primary);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 4px;
        }
        .guide-seq-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
            line-height: 1.4;
            letter-spacing: 0.02em;
        }
        .guide-seq-info p {
            font-size: 0.8rem;
            color: var(--text-weak);
            line-height: 1.5;
            flex: 1;
        }
        .guide-seq-info .seq-date {
            font-size: 0.72rem;
            color: var(--text-muted);
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 4px;
        }

        /* ============ FEATURED GRID ============ */
        .featured-grid-section {
            margin-bottom: var(--section-gap);
        }
        .featured-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }
        .featured-card {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition-base);
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .featured-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg), 0 0 32px rgba(255, 94, 58, 0.12);
            border-color: rgba(255, 94, 58, 0.3);
        }
        .featured-card-image {
            position: relative;
            aspect-ratio: 3 / 4;
            overflow: hidden;
            background: var(--bg-surface);
        }
        .featured-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .featured-card:hover .featured-card-image img {
            transform: scale(1.08);
        }
        .featured-card-image .featured-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(22, 28, 40, 0.92) 0%, transparent 50%);
            z-index: 2;
            pointer-events: none;
        }
        .featured-card-image .featured-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 3;
            font-size: 0.68rem;
            font-weight: 700;
            padding: 4px 10px;
            border-radius: var(--radius-full);
            letter-spacing: 0.05em;
        }
        .featured-tag--hot {
            background: var(--accent-hot);
            color: #fff;
        }
        .featured-tag--recommend {
            background: var(--accent-gold);
            color: #1a1000;
        }
        .featured-tag--new {
            background: var(--accent-new);
            color: #0a1a10;
        }
        .featured-card-body {
            padding: 14px 16px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .featured-card-body h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
            line-height: 1.35;
            letter-spacing: 0.02em;
        }
        .featured-card-body .featured-meta {
            font-size: 0.73rem;
            color: var(--text-weak);
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: auto;
            padding-top: 8px;
        }

        /* ============ CTA SECTION ============ */
        .cta-section {
            margin-bottom: var(--section-gap);
            background: var(--bg-secondary);
            border-radius: var(--radius-xl);
            padding: 56px 40px;
            text-align: center;
            border: 1px solid var(--border-default);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(255, 94, 58, 0.13) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 220px;
            height: 220px;
            background: radial-gradient(circle, rgba(240, 184, 64, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: 1.8rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .cta-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 500px;
            margin: 0 auto 28px;
            line-height: 1.6;
        }
        .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-base);
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--accent-primary);
            color: #fff;
            box-shadow: 0 4px 18px rgba(255, 94, 58, 0.35);
            border: none;
        }
        .btn-primary:hover {
            background: var(--accent-primary-hover);
            box-shadow: 0 6px 24px rgba(255, 94, 58, 0.5);
            transform: translateY(-2px);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            color: var(--text-primary);
            border: 1.5px solid var(--border-light);
        }
        .btn-outline:hover {
            border-color: var(--accent-primary);
            color: var(--accent-primary);
            background: rgba(255, 94, 58, 0.04);
            transform: translateY(-2px);
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 1.05rem;
        }

        /* ============ FAQ ============ */
        .faq-section {
            margin-bottom: var(--section-gap);
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition-base);
        }
        .faq-item:hover {
            border-color: var(--border-light);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 22px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            text-align: left;
            background: transparent;
            border: none;
            cursor: pointer;
            transition: color var(--transition-fast);
            gap: 12px;
        }
        .faq-question:hover {
            color: var(--accent-primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 0.75rem;
            color: var(--text-weak);
            transition: transform var(--transition-base);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
            color: var(--accent-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-base);
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
        }
        .faq-answer-inner {
            padding: 0 22px 18px;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-default);
            padding: 48px 0 28px;
            margin-top: var(--section-gap);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand {
            font-size: 1.15rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-weak);
            line-height: 1.65;
            max-width: 400px;
        }
        .footer-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-weak);
            transition: color var(--transition-fast);
        }
        .footer-col ul li a:hover {
            color: var(--accent-primary);
        }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            border-top: 1px solid var(--border-default);
            font-size: 0.78rem;
            color: var(--text-muted);
            flex-wrap: wrap;
            gap: 10px;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .subcat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .guide-seq-list {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .category-hero-title {
                font-size: 2.1rem;
            }
            .section-title {
                font-size: 1.6rem;
            }
            .cta-title {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                top: 10px;
            }
            .nav-capsule {
                padding: 8px 14px;
                gap: 10px;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 10px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: var(--bg-nav);
                backdrop-filter: blur(20px);
                border: 1px solid var(--border-default);
                border-radius: var(--radius-lg);
                padding: 12px;
                gap: 2px;
                box-shadow: var(--shadow-lg);
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links a {
                border-radius: var(--radius-sm);
                padding: 10px 16px;
                width: 100%;
                justify-content: center;
            }
            .nav-toggle {
                display: flex;
            }
            .subcat-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .category-hero {
                padding: 44px 0 36px;
            }
            .category-hero-title {
                font-size: 1.7rem;
            }
            .category-hero-stats {
                gap: 18px;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-section {
                padding: 36px 20px;
                border-radius: var(--radius-lg);
            }
            .cta-title {
                font-size: 1.3rem;
            }
            .ranking-item {
                flex-wrap: wrap;
                gap: 10px;
                padding: 14px 16px;
            }
            .ranking-heat .heat-bar-wrap {
                width: 50px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .guide-seq-card {
                flex-direction: column;
            }
            .guide-seq-thumb {
                width: 100%;
                height: 140px;
            }
            .btn {
                padding: 11px 22px;
                font-size: 0.88rem;
            }
            .btn-lg {
                padding: 14px 28px;
                font-size: 0.95rem;
            }
        }
        @media (max-width: 520px) {
            .site-header {
                top: 8px;
                max-width: calc(100vw - 16px);
            }
            .nav-capsule {
                padding: 6px 10px;
                gap: 6px;
                border-radius: var(--radius-xl);
            }
            .nav-logo {
                font-size: 0.9rem;
                gap: 5px;
            }
            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.75rem;
                border-radius: var(--radius-xs);
            }
            .featured-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .featured-card-body h4 {
                font-size: 0.8rem;
            }
            .featured-card-body {
                padding: 10px 12px 12px;
            }
            .category-hero-title {
                font-size: 1.35rem;
            }
            .category-hero-desc {
                font-size: 0.88rem;
            }
            .section-title {
                font-size: 1.2rem;
            }
            .cta-title {
                font-size: 1.15rem;
            }
            .ranking-heat .heat-bar-wrap {
                width: 36px;
            }
            .hot-ranking-section {
                padding: 32px 0;
                border-radius: var(--radius-lg);
            }
            .faq-question {
                padding: 14px 16px;
                font-size: 0.88rem;
            }
            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 0.82rem;
            }
            .subcat-card-body {
                padding: 14px 16px 16px;
            }
            .subcat-card-body h3 {
                font-size: 1rem;
            }
            .container {
                padding: 0 14px;
            }
            .main-content {
                padding-top: 80px;
            }
            .section-gap,
            .subcat-section,
            .guide-seq-section,
            .featured-grid-section,
            .cta-section,
            .faq-section,
            .category-hero {
                margin-bottom: 40px;
            }
            .site-footer {
                padding: 32px 0 20px;
                margin-top: 40px;
            }
        }