/* roulang page: index */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }

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

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            cursor: pointer;
        }

        :focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }

        .chip-scroll::-webkit-scrollbar {
            display: none;
        }

        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }

        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }

        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }

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

        .menu-toggle {
            display: none;
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, padding 0.25s ease-out;
            padding: 0 16px;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 4px 16px 16px;
        }

        .faq-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

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

        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.95);
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            backdrop-filter: blur(10px);
        }

        @media (max-width: 640px) {
            .fixed-cta-bar {
                padding: 8px 12px;
                flex-wrap: wrap;
                gap: 8px;
            }
            .fixed-cta-bar .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
        }

        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(31, 41, 55, 0.75) 0%, rgba(31, 41, 55, 0.55) 50%, rgba(31, 41, 55, 0.8) 100%);
            z-index: 1;
        }

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

        .section-spacing {
            padding: 56px 0;
        }

        @media (min-width: 768px) {
            .section-spacing {
                padding: 72px 0;
            }
        }

        @media (min-width: 1024px) {
            .section-spacing {
                padding: 88px 0;
            }
        }

        .font-mono-num {
            font-family: 'Inter', 'Roboto Mono', monospace;
            font-variant-numeric: tabular-nums;
        }

        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            background: #FFF0F0;
            color: var(--color-primary);
            border: 1px solid #F3B4BC;
        }

        .gold-highlight {
            color: var(--color-gold);
        }

        .text-truncate-2 {
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .mask-fade-right {
            -webkit-mask-image: linear-gradient(to right, transparent, #000 20px, #000 calc(100% - 20px), transparent);
            mask-image: linear-gradient(to right, transparent, #000 20px, #000 calc(100% - 20px), transparent);
        }

        footer a:hover {
            color: var(--color-gold);
        }

/* roulang page: category2 */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 80px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
            body {
                padding-bottom: 100px;
            }
        }
        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }
        .chip-scroll::-webkit-scrollbar {
            display: none;
        }
        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }
        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }
        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .menu-toggle {
            display: none;
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, padding 0.25s ease-out;
            padding: 0 16px;
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 4px 16px 16px;
        }
        .faq-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.95);
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            backdrop-filter: blur(10px);
        }
        @media (max-width: 640px) {
            .fixed-cta-bar {
                padding: 8px 12px;
                flex-wrap: wrap;
                gap: 8px;
            }
            .fixed-cta-bar .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
        }
        .section-spacing {
            padding: 56px 0;
        }
        @media (min-width: 768px) {
            .section-spacing {
                padding: 72px 0;
            }
        }
        @media (min-width: 1024px) {
            .section-spacing {
                padding: 88px 0;
            }
        }
        .badge-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            background: #FFF0F0;
            color: var(--color-primary);
            border: 1px solid #F3B4BC;
        }
        .badge-gold {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            background: #FFF8ED;
            color: #B7791F;
            border: 1px solid #FDE68A;
        }
        .badge-dark {
            display: inline-flex;
            align-items: center;
            padding: 4px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            background: #F3F4F6;
            color: #374151;
            border: 1px solid #D1D5DB;
        }
        .match-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .match-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #F3B4BC;
        }
        .score-bar {
            height: 8px;
            border-radius: 9999px;
            background: #F3F4F6;
            overflow: hidden;
            flex: 1;
        }
        .score-bar-fill {
            height: 100%;
            border-radius: 9999px;
            background: var(--color-primary);
            transition: width 0.8s ease;
        }
        .progress-track {
            height: 6px;
            border-radius: 9999px;
            background: #F3F4F6;
            overflow: hidden;
        }
        .progress-fill {
            height: 100%;
            border-radius: 9999px;
            background: var(--color-primary);
        }
        .progress-fill.gold {
            background: var(--color-gold);
        }
        .mask-fade-right {
            -webkit-mask-image: linear-gradient(to right, black 90%, transparent 100%);
            mask-image: linear-gradient(to right, black 90%, transparent 100%);
        }
        .focus-visible:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }
        .stat-number {
            font-family: 'Inter', 'Roboto Mono', monospace;
            font-weight: 700;
            letter-spacing: -0.01em;
        }
        .card-image-ratio {
            aspect-ratio: 16/9;
            object-fit: cover;
            width: 100%;
        }
        .analysis-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }
        @media (min-width: 768px) {
            .analysis-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .analysis-grid {
                grid-template-columns: 1fr 1fr 1fr;
            }
        }
        .hero-section {
            background: linear-gradient(180deg, #1F2937 0%, #2D3748 60%, #1F2937 100%);
            color: #ffffff;
            position: relative;
            padding: 48px 0 56px;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-gold), var(--color-primary));
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .table-mini {
            width: 100%;
            border-collapse: collapse;
            font-size: 14px;
        }
        .table-mini th {
            text-align: left;
            padding: 8px 12px;
            background: #F9FAFB;
            border-bottom: 1px solid var(--color-border);
            font-weight: 600;
            color: var(--color-text-secondary);
            font-size: 12px;
            text-transform: uppercase;
            letter-spacing: 0.03em;
        }
        .table-mini td {
            padding: 10px 12px;
            border-bottom: 1px solid #F3F4F6;
            color: var(--color-text);
        }
        .table-mini tr:last-child td {
            border-bottom: none;
        }
        .odds-tag {
            font-family: 'Inter', 'Roboto Mono', monospace;
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text);
            background: #F9FAFB;
            padding: 2px 8px;
            border-radius: 6px;
            border: 1px solid var(--color-border);
        }
        .odds-tag.up {
            color: #D32F2F;
            border-color: #F3B4BC;
            background: #FFF0F0;
        }
        .odds-tag.down {
            color: #2E7D32;
            border-color: #A5D6A7;
            background: #F0F7F0;
        }
        .btn-link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
        }
        .btn-link-arrow:hover {
            gap: 8px;
            color: var(--color-primary-dark);
        }
        .form-input {
            width: 100%;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid var(--color-border);
            background: #ffffff;
            font-size: 14px;
            transition: all var(--transition);
            color: var(--color-text);
        }
        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
        }
        .form-input::placeholder {
            color: #9CA3AF;
        }

/* roulang page: category1 */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        button {
            cursor: pointer;
        }

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

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

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }

        .chip-scroll::-webkit-scrollbar {
            display: none;
        }

        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }

        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }

        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }

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

        .menu-toggle {
            display: none;
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
        }

        .badge-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            background: #FFF0F0;
            color: var(--color-primary);
            border: 1px solid #F3B4BC;
        }

        .section-spacing {
            padding: 56px 0;
        }

        @media (min-width: 768px) {
            .section-spacing {
                padding: 72px 0;
            }
        }

        @media (min-width: 1024px) {
            .section-spacing {
                padding: 88px 0;
            }
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.01em;
            line-height: 1.35;
            margin-bottom: 8px;
        }

        @media (min-width: 768px) {
            .section-title {
                font-size: 30px;
            }
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 720px;
        }

        .card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .timeline-item {
            position: relative;
            padding-left: 32px;
            padding-bottom: 28px;
            border-left: 2px solid #E5E7EB;
            margin-left: 8px;
        }

        .timeline-item:last-child {
            padding-bottom: 0;
            border-left-color: transparent;
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 0;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid #ffffff;
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.15);
        }

        .number-ball {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            font-family: 'Roboto Mono', 'Courier New', monospace;
            font-size: 14px;
            font-weight: 700;
            color: #ffffff;
            background: #C8102E;
            margin: 0 2px;
        }

        .number-ball.blue {
            background: #2563EB;
        }

        .number-ball.gold-ball {
            background: #F0B34B;
            color: #1F2937;
        }

        .number-ball.small {
            width: 30px;
            height: 30px;
            font-size: 12px;
            margin: 0 1px;
        }

        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(7, 1fr);
            gap: 10px;
        }

        @media (max-width: 768px) {
            .calendar-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        @media (max-width: 480px) {
            .calendar-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        .calendar-cell {
            background: #ffffff;
            border: 1px solid var(--color-border);
            border-radius: 12px;
            padding: 14px 10px;
            text-align: center;
            transition: all var(--transition);
        }

        .calendar-cell.has-draw {
            border-color: #F3B4BC;
            background: #FFF9F9;
        }

        .calendar-cell.has-draw:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .form-input {
            width: 100%;
            padding: 12px 16px;
            border-radius: 8px;
            border: 1px solid var(--color-border);
            background: #ffffff;
            font-size: 15px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
        }

        .news-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid #F3F4F6;
        }

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

        .news-thumb {
            width: 100px;
            height: 68px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
            background: #F3F4F6;
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }

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

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

        .breadcrumb .separator {
            color: #D1D5DB;
        }

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

        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
        }

        .read-more-link:hover {
            gap: 8px;
            color: var(--color-primary-dark);
        }

        .disclaimer-bar {
            background: var(--color-warm);
            border: 1px solid #F3D9B0;
            border-radius: 12px;
            padding: 18px 22px;
            display: flex;
            gap: 12px;
            align-items: flex-start;
        }

        .disclaimer-bar .icon-warning {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: var(--color-gold);
            color: #1F2937;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 12px;
            margin-top: 2px;
        }

/* roulang page: category3 */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 72px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }
        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }
        .chip-scroll::-webkit-scrollbar {
            display: none;
        }
        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }
        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }
        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .btn-primary:focus-visible,
        .btn-secondary:focus-visible,
        .chip-item:focus-visible,
        .faq-btn:focus-visible,
        input:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }
        .menu-toggle {
            display: none;
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
        }
        .badge-tag {
            display: inline-flex;
            align-items: center;
            padding: 4px 12px;
            border-radius: 9999px;
            background: #FFF0F0;
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 500;
            border: 1px solid #F3B4BC;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, padding 0.25s ease-out;
            padding: 0 16px;
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 4px 16px 16px;
        }
        .faq-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.95);
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            backdrop-filter: blur(10px);
        }
        @media (max-width: 640px) {
            .fixed-cta-bar {
                padding: 8px 12px;
                flex-wrap: wrap;
                gap: 8px;
            }
            .fixed-cta-bar .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
        }
        .section-spacing {
            padding: 48px 0;
        }
        @media (min-width: 768px) {
            .section-spacing {
                padding: 56px 0;
            }
        }
        @media (min-width: 1024px) {
            .section-spacing {
                padding: 64px 0;
            }
        }
        .filter-chip {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 7px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .filter-chip:hover {
            border-color: #F3B4BC;
            background: #FFF0F0;
            color: var(--color-primary);
        }
        .filter-chip.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
        }
        .mono-num {
            font-family: 'Roboto Mono', 'Courier New', monospace;
            font-variant-numeric: tabular-nums;
        }
        .bar-chart {
            display: flex;
            align-items: flex-end;
            gap: 8px;
            height: 180px;
            padding: 12px 8px;
            background: #fafafa;
            border-radius: 12px;
            border: 1px solid var(--color-border);
        }
        .bar-chart .bar {
            flex: 1;
            min-width: 14px;
            background: var(--color-primary);
            border-radius: 6px 6px 2px 2px;
            transition: height 0.6s ease, background 0.3s ease;
            position: relative;
            cursor: pointer;
        }
        .bar-chart .bar:hover {
            background: var(--color-gold);
        }
        .bar-chart .bar-label {
            position: absolute;
            bottom: -24px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 10px;
            color: var(--color-text-secondary);
            white-space: nowrap;
        }
        .hot-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #FFF0F0;
            border: 1px solid #F3B4BC;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 15px;
            font-family: 'Roboto Mono', 'Courier New', monospace;
            margin: 0 4px 8px 0;
        }
        .cold-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #F3F4F6;
            border: 1px solid #D1D5DB;
            color: var(--color-text-secondary);
            font-weight: 600;
            font-size: 15px;
            font-family: 'Roboto Mono', 'Courier New', monospace;
            margin: 0 4px 8px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: #D1D5DB;
        }
        .timeline-item {
            position: relative;
            padding-left: 24px;
            padding-bottom: 20px;
            border-left: 2px solid var(--color-border);
            margin-left: 8px;
        }
        .timeline-item:last-child {
            border-left-color: transparent;
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid #ffffff;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
        }
        .input-field {
            width: 100%;
            padding: 12px 16px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-border);
            background: #ffffff;
            font-size: 14px;
            color: var(--color-text);
            transition: border-color var(--transition), box-shadow var(--transition);
        }
        .input-field:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
        }
        .input-field::placeholder {
            color: #9CA3AF;
        }
        .tool-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            padding: 20px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .tool-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .data-badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 3px 10px;
            border-radius: 9999px;
            background: #FFFBEB;
            border: 1px solid #FDE68A;
            color: #92400E;
            font-size: 11px;
            font-weight: 500;
        }
        .glass-card {
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(8px);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 8px;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 28px;
            }
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
        }
        @media (max-width: 768px) {
            .grid-cols-responsive {
                grid-template-columns: 1fr;
            }
        }
        .article-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .article-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }
        .article-card .article-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--color-warm);
        }
        .article-card .article-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .article-card:hover .article-img img {
            transform: scale(1.04);
        }
        .article-card .article-body {
            padding: 16px 20px 20px;
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 14px;
            transition: gap var(--transition);
        }
        .read-more:hover {
            gap: 8px;
            color: var(--color-primary-dark);
        }
        .mask-fade-right {
            -webkit-mask-image: linear-gradient(to right, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
            mask-image: linear-gradient(to right, transparent 0, #000 24px, #000 calc(100% - 24px), transparent 100%);
        }

/* roulang page: category4 */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 80px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }
        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }
        .chip-scroll::-webkit-scrollbar {
            display: none;
        }
        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }
        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }
        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .menu-toggle {
            display: none;
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }
        }
        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            background: #FFF0F0;
            color: var(--color-primary);
            border: 1px solid #F3B4BC;
        }
        .section-spacing {
            padding: 56px 0;
        }
        @media (max-width: 768px) {
            .section-spacing {
                padding: 36px 0;
            }
        }
        .news-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .news-card .news-body {
            padding: 20px;
        }
        .news-card .news-date {
            font-size: 13px;
            color: var(--color-text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 8px;
        }
        .news-card .news-title {
            font-size: 20px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .news-card .news-summary {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card .read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-weight: 600;
            font-size: 14px;
            color: var(--color-primary);
            transition: gap var(--transition);
        }
        .news-card .read-more:hover {
            gap: 8px;
            color: var(--color-primary-dark);
        }
        .news-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            background: linear-gradient(135deg, #F3B4BC 0%, #C8102E 40%, #1F2937 100%);
        }
        @media (max-width: 640px) {
            .news-img {
                height: 160px;
            }
        }
        .rank-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid var(--color-border);
            transition: background var(--transition);
        }
        .rank-item:last-child {
            border-bottom: none;
        }
        .rank-item:hover {
            background: #FFF8F8;
        }
        .rank-number {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 14px;
            font-family: 'Inter', 'Roboto Mono', monospace;
        }
        .rank-number.top1 {
            background: var(--color-primary);
            color: #fff;
        }
        .rank-number.top2 {
            background: #F3B4BC;
            color: var(--color-primary);
        }
        .rank-number.top3 {
            background: #FFF0F0;
            color: var(--color-primary);
        }
        .rank-number.normal {
            background: #F3F4F6;
            color: var(--color-text-secondary);
        }
        .rank-content {
            flex: 1;
            min-width: 0;
        }
        .rank-title {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 2px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .rank-meta {
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        .editor-pick-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .editor-pick-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .editor-pick-card .pick-img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            background: linear-gradient(135deg, #F0B34B 0%, #C8102E 50%, #1F2937 100%);
        }
        .editor-pick-card .pick-body {
            padding: 16px;
        }
        .editor-pick-card .pick-tag {
            display: inline-block;
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            background: #FFF0F0;
            color: var(--color-primary);
            margin-bottom: 6px;
        }
        .editor-pick-card .pick-title {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .editor-pick-card .pick-meta {
            font-size: 12px;
            color: var(--color-text-secondary);
        }
        .stat-block {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 20px;
            text-align: center;
        }
        .stat-block .stat-number {
            font-family: 'Inter', 'Roboto Mono', monospace;
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 4px;
        }
        .stat-block .stat-label {
            font-size: 13px;
            color: var(--color-text-secondary);
        }
        .topic-chip {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 6px 14px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .topic-chip:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }
        .timeline-item {
            position: relative;
            padding-left: 24px;
            padding-bottom: 20px;
            border-left: 2px solid var(--color-border);
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -7px;
            top: 0;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--color-primary);
            border: 2px solid #fff;
            box-shadow: 0 0 0 2px var(--color-primary);
        }
        .timeline-item .time-label {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-bottom: 4px;
            font-family: 'Inter', 'Roboto Mono', monospace;
        }
        .timeline-item .time-title {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.4;
        }
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.97);
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            backdrop-filter: blur(10px);
        }
        @media (max-width: 640px) {
            .fixed-cta-bar {
                padding: 8px 12px;
                flex-wrap: wrap;
                gap: 8px;
            }
            .fixed-cta-bar .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
            body {
                padding-bottom: 100px;
            }
        }
        .fixed-cta-bar .cta-close {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #F3F4F6;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-text-secondary);
            transition: background var(--transition);
        }
        .fixed-cta-bar .cta-close:hover {
            background: #E5E7EB;
        }
        .focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }
        .mask-fade-right::after {
            content: '';
            position: absolute;
            right: 0;
            top: 0;
            bottom: 0;
            width: 40px;
            background: linear-gradient(to left, rgba(255, 255, 255, 0.95), transparent);
            pointer-events: none;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .sep {
            color: #D1D5DB;
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 500;
        }

/* roulang page: category6 */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 80px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }
        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }
        .chip-scroll::-webkit-scrollbar {
            display: none;
        }
        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }
        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }
        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .menu-toggle {
            display: none;
        }
        @media (max-width: 767px) {
            .menu-toggle {
                display: flex;
            }
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, padding 0.25s ease-out;
            padding: 0 16px;
        }
        .faq-item.active .faq-answer {
            max-height: 600px;
            padding: 4px 16px 16px;
        }
        .faq-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.95);
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            backdrop-filter: blur(10px);
        }
        @media (max-width: 640px) {
            .fixed-cta-bar {
                padding: 8px 12px;
                flex-wrap: wrap;
                gap: 8px;
            }
            .fixed-cta-bar .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }
        }
        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(31, 41, 55, 0.75) 0%, rgba(31, 41, 55, 0.55) 50%, rgba(31, 41, 55, 0.8) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .section-spacing {
            padding: 56px 0;
        }
        @media (max-width: 768px) {
            .section-spacing {
                padding: 36px 0;
            }
        }
        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 9999px;
            background: #FFF0F0;
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            border: 1px solid #F3D5D9;
        }
        .rule-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 24px;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .rule-card:hover {
            box-shadow: var(--shadow-md);
            border-color: #F3B4BC;
        }
        .rule-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 4px;
            height: 100%;
            background: var(--color-primary);
            opacity: 0;
            transition: opacity var(--transition);
        }
        .rule-card:hover::before {
            opacity: 1;
        }
        .term-chip {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            border-radius: 9999px;
            background: var(--color-warm);
            border: 1px solid var(--color-border);
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .term-chip:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }
        .accordion-item {
            background: #ffffff;
            border-radius: 12px;
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition);
        }
        .accordion-item:hover {
            border-color: #F3B4BC;
        }
        .accordion-header {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-weight: 600;
            font-size: 15px;
            color: var(--color-text);
            text-align: left;
            gap: 12px;
            transition: background var(--transition);
        }
        .accordion-header:hover {
            background: #FFF9F9;
        }
        .accordion-body {
            padding: 0 20px 20px;
            color: var(--color-text-secondary);
            font-size: 14px;
            line-height: 1.8;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease-out, padding 0.3s ease-out;
            padding-top: 0;
            padding-bottom: 0;
        }
        .accordion-item.active .accordion-body {
            max-height: 800px;
            padding-top: 4px;
            padding-bottom: 20px;
        }
        .accordion-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .accordion-item.active .accordion-icon {
            transform: rotate(180deg);
        }
        .number-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #ffffff;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
        }
        .update-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
            align-items: flex-start;
        }
        .update-item:last-child {
            border-bottom: none;
        }
        .update-date {
            flex-shrink: 0;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
            background: #FFF0F0;
            padding: 4px 10px;
            border-radius: 6px;
            white-space: nowrap;
        }
        .mask-fade-right {
            position: relative;
        }
        .mask-fade-right::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 40px;
            height: 100%;
            background: linear-gradient(to left, #ffffff, transparent);
            pointer-events: none;
        }
        .bg-primary {
            background-color: var(--color-primary);
        }
        .text-primary {
            color: var(--color-primary);
        }
        .bg-secondary {
            background-color: var(--color-secondary);
        }
        .text-gold {
            color: var(--color-gold);
        }
        .hover\:text-gold:hover {
            color: var(--color-gold);
        }
        .border-primary {
            border-color: var(--color-primary);
        }
        .focus-visible:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }
        .rounded-2xl {
            border-radius: var(--radius-card);
        }
        .shadow-md {
            box-shadow: var(--shadow-md);
        }
        .shadow-lg {
            box-shadow: var(--shadow-lg);
        }
        .shadow-sm {
            box-shadow: var(--shadow-sm);
        }
        .font-mono-num {
            font-family: 'Roboto Mono', 'Inter', 'SFMono-Regular', Consolas, monospace;
        }

/* roulang page: category7 */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }

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

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 68px;
        }

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

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

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

        button {
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .section-spacing-sm {
            padding: 32px 0;
        }

        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }

        .chip-scroll::-webkit-scrollbar {
            display: none;
        }

        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
            transform: translateY(-1px);
        }

        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }

        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }

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

        .btn-primary:focus-visible,
        .btn-secondary:focus-visible,
        .chip-item:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        .menu-toggle {
            display: none;
        }

        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 500;
            background: #FFF0F0;
            color: var(--color-primary);
            border: 1px solid #F3B4BC;
        }

        .badge-accepted {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            background: #F0FDF4;
            color: #166534;
            border: 1px solid #BBF7D0;
        }

        .badge-pending {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            background: #FFF7ED;
            color: #9A3412;
            border: 1px solid #FED7AA;
        }

        .badge-gold {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 10px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            background: #FFFBEB;
            color: #92400E;
            border: 1px solid #FDE68A;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, padding 0.25s ease-out;
            padding: 0 16px;
        }

        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 4px 16px 16px;
        }

        .faq-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }

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

        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.95);
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            backdrop-filter: blur(10px);
        }

        .question-list-item {
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
            transition: background var(--transition);
        }

        .question-list-item:last-child {
            border-bottom: none;
        }

        .question-list-item:hover {
            background: #F9FAFB;
        }

        .topic-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: 9999px;
            font-size: 13px;
            font-weight: 500;
            background: var(--color-warm);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            transition: all var(--transition);
            cursor: default;
        }

        .topic-tag:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: #FFF5F5;
        }

        .form-input {
            width: 100%;
            padding: 10px 14px;
            border-radius: 8px;
            border: 1px solid var(--color-border);
            background: #ffffff;
            font-size: 15px;
            transition: border-color var(--transition), box-shadow var(--transition);
        }

        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
        }

        .stat-number {
            font-family: 'Inter', 'Roboto Mono', monospace;
            font-weight: 700;
            font-size: 28px;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .community-card {
            background: #ffffff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition);
        }

        .community-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }

        .mask-fade-right {
            position: relative;
        }

        .mask-fade-right::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            width: 40px;
            background: linear-gradient(to left, #ffffff, rgba(255, 255, 255, 0));
            pointer-events: none;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }

            .section-spacing {
                padding: 32px 0;
            }

            .section-spacing-sm {
                padding: 24px 0;
            }

            .menu-toggle {
                display: flex;
                align-items: center;
                justify-content: center;
            }

            .fixed-cta-bar {
                padding: 8px 12px;
                flex-wrap: wrap;
                gap: 8px;
            }

            .fixed-cta-bar .btn-primary {
                padding: 8px 16px;
                font-size: 13px;
            }

            .fixed-cta-bar .cta-text {
                font-size: 13px;
                flex: 1 1 100%;
                text-align: center;
            }

            .stat-number {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 12px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 10px 18px;
                font-size: 14px;
                width: 100%;
            }

            .fixed-cta-bar {
                padding: 6px 10px;
            }
        }

/* roulang page: category5 */
:root {
            --color-primary: #C8102E;
            --color-primary-dark: #A50D25;
            --color-secondary: #1F2937;
            --color-bg: #F5F5F3;
            --color-warm: #F8F7F4;
            --color-text: #1F2937;
            --color-text-secondary: #6B7280;
            --color-border: #E5E7EB;
            --color-gold: #F0B34B;
            --radius-card: 16px;
            --radius-btn: 10px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
            --transition: 200ms ease;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-bottom: 90px; /* 防止固定底栏遮挡 */
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }
        .chip-scroll {
            overflow-x: auto;
            display: flex;
            gap: 8px;
            scrollbar-width: none;
            -ms-overflow-style: none;
            -webkit-overflow-scrolling: touch;
            position: relative;
        }
        .chip-scroll::-webkit-scrollbar {
            display: none;
        }
        .chip-item {
            flex-shrink: 0;
            white-space: nowrap;
            padding: 8px 16px;
            border-radius: 9999px;
            background: #ffffff;
            border: 1px solid var(--color-border);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text);
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .chip-item:hover {
            background: #FFF0F0;
            border-color: #F3B4BC;
            color: var(--color-primary);
        }
        .chip-item.active {
            background: var(--color-primary);
            border-color: var(--color-primary);
            color: #ffffff;
            box-shadow: 0 4px 12px rgba(200, 16, 46, 0.25);
        }
        .badge-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: 9999px;
            font-size: 12px;
            font-weight: 600;
            background: #FFF0F0;
            color: var(--color-primary);
            border: 1px solid #F3B4BC;
        }
        .card-hover {
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .card-hover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--color-primary);
            color: #ffffff;
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(200, 16, 46, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(200, 16, 46, 0.2);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--color-primary);
            padding: 12px 24px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid var(--color-primary);
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: #FFF0F0;
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0);
        }
        .menu-toggle {
            display: none;
        }
        @media (max-width: 767px) {
            .menu-toggle {
                display: flex;
            }
        }
        .section-spacing {
            padding: 56px 0;
        }
        @media (min-width: 768px) {
            .section-spacing {
                padding: 72px 0;
            }
        }
        @media (min-width: 1024px) {
            .section-spacing {
                padding: 88px 0;
            }
        }
        .card-base {
            background: #ffffff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-sm);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out, padding 0.25s ease-out;
            padding: 0 16px;
        }
        .faq-item.active .faq-answer {
            max-height: 500px;
            padding: 4px 16px 16px;
        }
        .faq-icon {
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
        }
        .fixed-cta-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background: rgba(255, 255, 255, 0.95);
            border-top: 1px solid var(--color-border);
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.06);
            padding: 10px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            backdrop-filter: blur(10px);
        }
        .fixed-cta-bar .btn-primary {
            padding: 8px 16px;
            font-size: 13px;
        }
        @media (max-width: 520px) {
            .fixed-cta-bar {
                padding: 8px 12px;
                flex-wrap: wrap;
                gap: 8px;
            }
        }
        .hero-bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(31, 41, 55, 0.75) 0%, rgba(31, 41, 55, 0.55) 50%, rgba(31, 41, 55, 0.8) 100%);
            z-index: 1;
        }
        .hero-content {
            position: relative;
            z-index: 2;
        }
        .form-input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            background: #ffffff;
            transition: border-color var(--transition), box-shadow var(--transition);
            font-size: 15px;
        }
        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(200, 16, 46, 0.1);
            outline: none;
        }
        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .tool-card {
            background: #ffffff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            transition: all var(--transition);
        }
        .tool-card:hover {
            border-color: #F3B4BC;
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .stat-number {
            font-family: 'Inter', 'Roboto Mono', sans-serif;
            font-weight: 700;
            color: var(--color-primary);
        }
        .footer-link {
            color: #9CA3AF;
            transition: color var(--transition);
        }
        .footer-link:hover {
            color: var(--color-gold);
        }
        .bg-secondary {
            background-color: var(--color-secondary);
        }
        .text-primary {
            color: var(--color-primary);
        }
        .bg-primary {
            background-color: var(--color-primary);
        }
        .border-gray-200 {
            border-color: var(--color-border);
        }
        .text-gray-400 {
            color: #9CA3AF;
        }
        .text-gray-500 {
            color: #6B7280;
        }
        .text-gray-600 {
            color: #4B5563;
        }
        .text-white {
            color: #ffffff;
        }
        .hover\:text-gold:hover {
            color: var(--color-gold);
        }
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                transition: none !important;
                animation: none !important;
            }
        }