/* roulang page: index */
@layer base {
            * {
                box-sizing: border-box;
                margin: 0;
                padding: 0;
            }
            html {
                scroll-behavior: smooth;
                -webkit-text-size-adjust: 100%;
            }
            body {
                font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
                color: #1A202C;
                line-height: 1.8;
                background-color: #FFFFFF;
                font-size: 16px;
                min-height: 100vh;
                overflow-x: hidden;
            }
            img {
                max-width: 100%;
                height: auto;
                display: block;
            }
            a {
                color: #0A1128;
                text-decoration: none;
                transition: color 0.25s ease;
            }
            a:hover {
                color: #FF6B35;
            }
            button, input, select, textarea {
                font-family: inherit;
                font-size: inherit;
                line-height: inherit;
            }
            button {
                cursor: pointer;
                border: none;
                background: none;
            }
            button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
                outline: 2px solid #FF6B35;
                outline-offset: 2px;
                border-radius: 4px;
            }
            ::selection {
                background-color: rgba(255, 107, 53, 0.25);
                color: #0A1128;
            }
        }

:root {
            --star-black: #0A1128;
            --star-orange: #FF6B35;
            --star-purple: #5E4B8B;
            --star-light: #F5F7FA;
            --star-border: #E2E8F0;
            --star-body: #1A202C;
            --star-muted: #4A5568;
            --star-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 16px;
            --shadow-card: 0 1px 3px rgba(10, 17, 40, 0.04);
            --shadow-hover: 0 12px 30px rgba(10, 17, 40, 0.08);
            --transition-base: 0.25s ease;
            --container-max: 1200px;
        }

        /* 容器 */
        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }
        @media (max-width: 1024px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
        }

        /* 版块间距 */
        .section-spacing {
            padding-top: 5.5rem;
            padding-bottom: 5.5rem;
        }
        @media (max-width: 640px) {
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #FFFFFF;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            border-bottom-color: #E2E8F0;
            box-shadow: 0 2px 12px rgba(10, 17, 40, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: #0A1128;
            background-color: #F5F7FA;
        }
        .nav-link.active {
            color: #0A1128;
            font-weight: 700;
            background-color: #F5F7FA;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0.75rem;
            right: 0.75rem;
            height: 2px;
            background-color: #FF6B35;
            border-radius: 2px 2px 0 0;
        }
        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-star {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }
        .logo-star svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: #FFFFFF;
            stroke-width: 1.5;
        }
        .city-selector {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.875rem;
            font-weight: 500;
            color: #4A5568;
            background-color: #F5F7FA;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            padding: 0.4rem 0.75rem;
            cursor: pointer;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .city-selector:hover {
            border-color: #FF6B35;
            color: #FF6B35;
            background-color: #FFF8F5;
        }

        /* 汉堡菜单 */
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }
        .mobile-menu-toggle:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }
        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid #E2E8F0;
            box-shadow: 0 12px 24px rgba(10, 17, 40, 0.08);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
            animation: slideDown 0.25s ease;
        }
        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @media (max-width: 1024px) {
            .desktop-nav-links {
                display: none !important;
            }
            .desktop-city-selector {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
        }
        @media (min-width: 1025px) {
            .mobile-menu-toggle {
                display: none !important;
            }
            .mobile-menu {
                display: none !important;
            }
        }

        /* Hero 区域 */
        .hero-section {
            position: relative;
            min-height: 80vh;
            background-color: #0A1128;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 17, 40, 0.92) 0%, rgba(10, 17, 40, 0.75) 40%, rgba(94, 75, 139, 0.55) 100%);
            z-index: 1;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.35) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 70% 60%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(1px 1px at 40% 80%, rgba(255, 255, 255, 0.25) 0%, transparent 60%),
                radial-gradient(2px 2px at 85% 20%, rgba(255, 255, 255, 0.22) 0%, transparent 55%),
                radial-gradient(1px 1px at 55% 45%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 10% 65%, rgba(255, 255, 255, 0.25) 0%, transparent 55%),
                radial-gradient(1px 1px at 92% 75%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 32% 12%, rgba(255, 255, 255, 0.28) 0%, transparent 50%);
            z-index: 1;
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .hero-title {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            margin-bottom: 1rem;
        }
        .hero-subtitle {
            font-size: 1.125rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            max-width: 560px;
            margin-bottom: 2rem;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #FF6B35;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            transition: all 0.25s ease;
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background-color: #E55A2B;
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.35);
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: transparent;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            border: 2px solid rgba(255, 255, 255, 0.65);
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background-color: #5E4B8B;
            border-color: #5E4B8B;
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }
        .hero-stat-badge {
            display: inline-flex;
            flex-direction: column;
            background-color: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            padding: 0.75rem 1.25rem;
            min-width: 110px;
        }
        .hero-stat-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: #FF6B35;
            line-height: 1.2;
        }
        .hero-stat-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 0.25rem;
        }
        .hero-main-card {
            background-color: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 16px;
            padding: 1.5rem 2rem;
            max-width: 420px;
            margin-top: 1.5rem;
        }
        .hero-main-card-title {
            font-size: 1.125rem;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 0.5rem;
        }
        .hero-main-card-desc {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.7;
            margin-bottom: 1rem;
        }
        @media (max-width: 640px) {
            .hero-section {
                min-height: 65vh;
                padding: 3.5rem 0;
            }
            .hero-main-card {
                padding: 1.25rem 1.5rem;
                margin-top: 1rem;
            }
            .btn-primary, .btn-secondary {
                width: 100%;
                max-width: 360px;
                margin-left: auto;
                margin-right: auto;
            }
        }

        /* 倒计时条 */
        .countdown-bar {
            background: linear-gradient(90deg, #0A1128 0%, #5E4B8B 60%, #FF6B35 130%);
            color: #FFFFFF;
            padding: 0.875rem 0;
            overflow: hidden;
        }
        .countdown-bar-inner {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .countdown-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background-color: rgba(255, 255, 255, 0.12);
            border-radius: 8px;
            padding: 0.3rem 0.75rem;
            font-size: 0.875rem;
        }
        .countdown-number {
            font-weight: 800;
            font-size: 1.125rem;
            color: #FF6B35;
        }

        /* 板块标题 */
        .section-title {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            line-height: 1.35;
            color: #0A1128;
            margin-bottom: 0.75rem;
        }
        .section-subtitle {
            font-size: 1rem;
            color: #4A5568;
            line-height: 1.7;
            max-width: 680px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            font-weight: 600;
            color: #FF6B35;
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 0.5rem;
        }

        /* 功能卡片 */
        .feature-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            padding: 1.75rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #FF6B35, #5E4B8B);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .feature-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(10, 17, 40, 0.08);
            border-color: #0A1128;
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            flex-shrink: 0;
        }
        .feature-icon.orange {
            background-color: #FFF3EE;
            color: #FF6B35;
        }
        .feature-icon.purple {
            background-color: #F0EDF7;
            color: #5E4B8B;
        }
        .feature-icon.dark {
            background-color: #E8ECF5;
            color: #0A1128;
        }
        .feature-title {
            font-size: 1.125rem;
            font-weight: 600;
            line-height: 1.4;
            color: #0A1128;
            margin-bottom: 0.5rem;
        }
        .feature-desc {
            font-size: 0.9rem;
            color: #4A5568;
            line-height: 1.7;
            margin-bottom: 0.75rem;
        }
        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: #0A1128;
            transition: all 0.25s ease;
        }
        .link-arrow .arrow {
            transition: transform 0.25s ease;
            display: inline-block;
        }
        .link-arrow:hover {
            color: #FF6B35;
        }
        .link-arrow:hover .arrow {
            transform: translateX(4px);
            color: #FF6B35;
        }

        /* 场景区块 */
        .scenario-block {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 2.5rem;
            align-items: center;
            margin-bottom: 3.5rem;
        }
        .scenario-block.reverse {
            grid-template-columns: 1.2fr 1fr;
        }
        .scenario-image {
            border-radius: 14px;
            overflow: hidden;
            border: 1px solid #E2E8F0;
            min-height: 240px;
            background-color: #E8ECF5;
            position: relative;
        }
        .scenario-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .scenario-image .placeholder-label {
            position: absolute;
            bottom: 0.75rem;
            right: 0.75rem;
            font-size: 0.7rem;
            color: #FFFFFF;
            background-color: rgba(10, 17, 40, 0.65);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
        }
        .scenario-title {
            font-size: 1.375rem;
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 0.75rem;
            line-height: 1.4;
        }
        .scenario-text {
            font-size: 1rem;
            color: #4A5568;
            line-height: 1.8;
        }
        .scenario-text p {
            margin-bottom: 0.75rem;
        }
        @media (max-width: 768px) {
            .scenario-block, .scenario-block.reverse {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .scenario-block.reverse .scenario-image {
                order: -1;
            }
            .scenario-image {
                min-height: 180px;
            }
        }

        /* 案例卡片 */
        .case-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 16px;
            padding: 2rem;
            display: grid;
            grid-template-columns: auto 1fr;
            gap: 2rem;
            transition: all 0.3s ease;
        }
        .case-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(10, 17, 40, 0.08);
            border-color: #0A1128;
        }
        .case-metric {
            text-align: center;
            min-width: 130px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 0.25rem;
        }
        .case-metric-value {
            font-size: clamp(2rem, 3vw, 2.5rem);
            font-weight: 800;
            color: #FF6B35;
            line-height: 1.2;
        }
        .case-metric-unit {
            font-size: 0.85rem;
            color: #4A5568;
        }
        .case-title {
            font-size: 1.125rem;
            font-weight: 600;
            color: #0A1128;
            margin-bottom: 0.5rem;
        }
        .case-desc {
            font-size: 0.925rem;
            color: #4A5568;
            line-height: 1.75;
        }
        @media (max-width: 640px) {
            .case-card {
                grid-template-columns: 1fr;
                gap: 1rem;
                padding: 1.5rem;
            }
            .case-metric {
                flex-direction: row;
                justify-content: flex-start;
                gap: 0.5rem;
                min-width: auto;
            }
        }

        /* 价格卡片 */
        .pricing-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            padding: 2rem 1.75rem;
            display: flex;
            flex-direction: column;
            transition: all 0.3s ease;
            position: relative;
        }
        .pricing-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(10, 17, 40, 0.08);
            border-color: #0A1128;
        }
        .pricing-card.highlight {
            background-color: #0A1128;
            border-color: #0A1128;
            border-radius: 16px;
            box-shadow: 0 16px 36px rgba(10, 17, 40, 0.18);
            transform: translateY(-8px);
        }
        .pricing-card.highlight:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(10, 17, 40, 0.22);
            border-color: #0A1128;
        }
        .pricing-name {
            font-size: 1.125rem;
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 0.5rem;
        }
        .pricing-card.highlight .pricing-name {
            color: #FFFFFF;
        }
        .pricing-price {
            font-size: 2.25rem;
            font-weight: 800;
            color: #0A1128;
            line-height: 1.2;
            margin-bottom: 0.25rem;
        }
        .pricing-card.highlight .pricing-price {
            color: #FF6B35;
        }
        .pricing-period {
            font-size: 0.875rem;
            color: #4A5568;
            margin-bottom: 1.25rem;
        }
        .pricing-card.highlight .pricing-period {
            color: rgba(255, 255, 255, 0.7);
        }
        .pricing-features {
            list-style: none;
            margin-bottom: 1.5rem;
            flex-grow: 1;
        }
        .pricing-features li {
            padding-left: 1.5rem;
            position: relative;
            font-size: 0.9rem;
            color: #4A5568;
            margin-bottom: 0.6rem;
            line-height: 1.6;
        }
        .pricing-card.highlight .pricing-features li {
            color: rgba(255, 255, 255, 0.82);
        }
        .pricing-features li::before {
            content: '◆';
            position: absolute;
            left: 0;
            color: #FF6B35;
            font-size: 0.65rem;
            top: 0.3rem;
        }
        .pricing-card.highlight .pricing-features li::before {
            color: #FF6B35;
        }
        .btn-pricing-highlight {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #FFFFFF;
            color: #0A1128;
            font-weight: 600;
            padding: 0.75rem 1.5rem;
            border-radius: 10px;
            transition: all 0.25s ease;
            border: 2px solid transparent;
        }
        .btn-pricing-highlight:hover {
            background-color: #FF6B35;
            color: #FFFFFF;
            border-color: #FF6B35;
        }

        /* 新闻列表 */
        .news-item {
            display: grid;
            grid-template-columns: auto 1fr auto;
            gap: 1.25rem;
            align-items: start;
            padding: 1.25rem 0;
            border-bottom: 1px solid #E2E8F0;
            transition: all 0.25s ease;
        }
        .news-item:last-child {
            border-bottom: none;
        }
        .news-item:hover {
            padding-left: 0.75rem;
        }
        .news-date {
            background-color: #0A1128;
            color: #FFFFFF;
            border-radius: 6px;
            padding: 0.4rem 0.6rem;
            text-align: center;
            min-width: 52px;
            font-size: 0.8rem;
            font-weight: 600;
            line-height: 1.3;
            align-self: center;
        }
        .news-date .day {
            font-size: 1.1rem;
            font-weight: 800;
            display: block;
        }
        .news-title {
            font-size: 1.05rem;
            font-weight: 600;
            color: #0A1128;
            margin-bottom: 0.3rem;
            transition: color 0.25s ease;
        }
        .news-title:hover {
            color: #FF6B35;
        }
        .news-summary {
            font-size: 0.875rem;
            color: #4A5568;
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        @media (max-width: 640px) {
            .news-item {
                grid-template-columns: auto 1fr;
                gap: 0.75rem;
            }
            .news-item .btn-readmore {
                grid-column: 2;
            }
        }

        /* 品牌介绍 */
        .brand-intro {
            max-width: 760px;
            font-size: 1rem;
            line-height: 1.85;
            color: #1A202C;
        }
        .brand-intro p {
            margin-bottom: 1.25em;
        }

        /* 热门专题标签 */
        .topic-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            background-color: #F5F7FA;
            border: 1px solid #E2E8F0;
            border-radius: 6px;
            padding: 0.4rem 0.875rem;
            font-size: 0.85rem;
            font-weight: 500;
            color: #4A5568;
            transition: all 0.25s ease;
        }
        .topic-tag:hover {
            background-color: #FFF3EE;
            border-color: #FF6B35;
            color: #FF6B35;
        }
        .topic-tag .tag-count {
            font-size: 0.75rem;
            color: #FF6B35;
            font-weight: 600;
        }

        /* 嘉宾卡片 */
        .guest-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
            flex-shrink: 0;
            width: 260px;
        }
        .guest-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(10, 17, 40, 0.08);
            border-color: #0A1128;
        }
        .guest-image {
            height: 160px;
            background-color: #E8ECF5;
            overflow: hidden;
            position: relative;
        }
        .guest-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .guest-info {
            padding: 1.25rem;
        }
        .guest-name {
            font-size: 1rem;
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 0.25rem;
        }
        .guest-role {
            font-size: 0.8rem;
            color: #FF6B35;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }
        .guest-desc {
            font-size: 0.85rem;
            color: #4A5568;
            line-height: 1.6;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid #E2E8F0;
            border-radius: 10px;
            margin-bottom: 0.75rem;
            transition: all 0.3s ease;
            background-color: #FFFFFF;
        }
        .faq-item[open] {
            border-left: 3px solid #5E4B8B;
            box-shadow: 0 4px 12px rgba(10, 17, 40, 0.05);
        }
        .faq-item summary {
            padding: 1.25rem 1.5rem;
            font-weight: 600;
            font-size: 1rem;
            color: #0A1128;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            list-style: none;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #4A5568;
            transition: transform 0.3s ease;
            font-size: 1.25rem;
            font-weight: 600;
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(180deg);
            color: #FF6B35;
        }
        .faq-answer {
            padding: 0 1.5rem 1.25rem;
            font-size: 0.925rem;
            color: #4A5568;
            line-height: 1.75;
        }

        /* CTA 区 */
        .cta-section {
            background-color: #0A1128;
            background-image:
                radial-gradient(1px 1px at 15% 40%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 75% 65%, rgba(255, 255, 255, 0.25) 0%, transparent 55%),
                radial-gradient(1px 1px at 50% 20%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(2px 2px at 85% 30%, rgba(255, 255, 255, 0.2) 0%, transparent 55%),
                radial-gradient(1px 1px at 30% 75%, rgba(255, 255, 255, 0.28) 0%, transparent 50%);
            background-size: cover;
            padding: 5rem 0;
            text-align: center;
            position: relative;
        }
        .cta-title {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.35;
        }
        .cta-subtitle {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.8);
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
            margin-bottom: 2rem;
            line-height: 1.7;
        }
        .btn-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #FF6B35;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 1.125rem;
            padding: 1rem 2.5rem;
            border-radius: 10px;
            transition: all 0.25s ease;
            border: 2px solid transparent;
        }
        .btn-cta:hover {
            background-color: #E55A2B;
            color: #FFFFFF;
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(255, 107, 53, 0.35);
        }
        .btn-cta:active {
            transform: scale(0.97);
        }

        /* 浮动转化条 */
        .floating-cta {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 90;
            background-color: #0A1128;
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding: 0.75rem 0;
            transform: translateY(100%);
            transition: transform 0.35s ease;
        }
        .floating-cta.visible {
            transform: translateY(0);
        }
        .floating-cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .floating-cta-text {
            color: #FFFFFF;
            font-size: 0.9rem;
            font-weight: 500;
        }
        .floating-cta-text span {
            color: #FF6B35;
            font-weight: 700;
        }
        .btn-floating {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background-color: #FF6B35;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.875rem;
            padding: 0.5rem 1.25rem;
            border-radius: 8px;
            transition: all 0.25s ease;
            border: 2px solid transparent;
            white-space: nowrap;
        }
        .btn-floating:hover {
            background-color: #E55A2B;
            color: #FFFFFF;
            transform: translateY(-1px);
        }
        @media (max-width: 640px) {
            .floating-cta-inner {
                flex-direction: column;
                text-align: center;
            }
            .btn-floating {
                width: 100%;
                justify-content: center;
            }
        }

        /* 页脚 */
        .site-footer {
            background-color: #0A1128;
            color: #FFFFFF;
            padding: 3.5rem 0 2rem;
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color 0.25s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
        }
        .footer-link:hover {
            color: #FF6B35;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem 1.5rem;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8rem;
        }
        .footer-bottom a:hover {
            color: #FF6B35;
        }
        .footer-brand-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            margin-top: 0.75rem;
            max-width: 280px;
        }

        /* 奖励预览卡片 */
        .reward-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            padding: 1.5rem;
            text-align: center;
            transition: all 0.3s ease;
        }
        .reward-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(10, 17, 40, 0.08);
            border-color: #FF6B35;
        }
        .reward-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 0.75rem;
            border-radius: 50%;
            background: linear-gradient(135deg, #FFF3EE, #F0EDF7);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
        }
        .reward-name {
            font-size: 1rem;
            font-weight: 600;
            color: #0A1128;
            margin-bottom: 0.3rem;
        }
        .reward-desc {
            font-size: 0.85rem;
            color: #4A5568;
            line-height: 1.6;
        }

        /* 进度条 */
        .progress-track {
            background-color: #E2E8F0;
            border-radius: 999px;
            height: 8px;
            overflow: hidden;
            margin-top: 0.75rem;
        }
        .progress-fill {
            height: 100%;
            border-radius: 999px;
            background: linear-gradient(90deg, #FF6B35, #5E4B8B);
            transition: width 0.6s ease;
        }

        /* 阅读更多按钮 */
        .btn-readmore {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.875rem;
            font-weight: 600;
            color: #0A1128;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .btn-readmore .arrow {
            display: inline-block;
            transition: transform 0.25s ease;
        }
        .btn-readmore:hover {
            color: #FF6B35;
        }
        .btn-readmore:hover .arrow {
            transform: translateX(4px);
        }

        /* 响应式微调 */
        @media (max-width: 768px) {
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }

/* roulang page: category3 */
:root {
            --star-black: #0A1128;
            --star-orange: #FF6B35;
            --star-purple: #5E4B8B;
            --star-light: #F5F7FA;
            --star-border: #E2E8F0;
            --star-body: #1A202C;
            --star-muted: #4A5568;
            --star-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 16px;
            --shadow-card: 0 1px 3px rgba(10, 17, 40, 0.04);
            --shadow-hover: 0 12px 30px rgba(10, 17, 40, 0.08);
            --transition-base: 0.25s ease;
            --container-max: 1200px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            color: #1A202C;
            line-height: 1.8;
            background-color: #FFFFFF;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: #0A1128;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: #FF6B35;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid #FF6B35;
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
        }

        .section-spacing {
            padding-top: 5.5rem;
            padding-bottom: 5.5rem;
        }

        @media (max-width: 640px) {
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #FFFFFF;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            border-bottom-color: #E2E8F0;
            box-shadow: 0 2px 12px rgba(10, 17, 40, 0.06);
        }

        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: #0A1128;
            background-color: #F5F7FA;
        }

        .nav-link.active {
            color: #0A1128;
            font-weight: 700;
            background-color: #F5F7FA;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0.75rem;
            right: 0.75rem;
            height: 2px;
            background-color: #FF6B35;
            border-radius: 2px 2px 0 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-star {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }

        .logo-star svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: #FFFFFF;
            stroke-width: 1.5;
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }

        .mobile-menu-toggle:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid #E2E8F0;
            box-shadow: 0 12px 24px rgba(10, 17, 40, 0.08);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 99;
        }

        .mobile-menu.open {
            display: block;
            animation: slideDown 0.25s ease;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 1024px) {
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
            .desktop-city-selector {
                display: none;
            }
        }

        @media (min-width: 1025px) {
            .mobile-menu-toggle {
                display: none !important;
            }
            .mobile-menu {
                display: none !important;
            }
        }

        .city-selector {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.875rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 8px;
            border: 1px solid #E2E8F0;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .city-selector:hover {
            color: #FF6B35;
            border-color: #FF6B35;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #0A1128;
            color: #FFFFFF;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background-color: #FF6B35;
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
        }

        .btn-primary:active {
            transform: scale(0.97);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: transparent;
            color: #0A1128;
            border: 2px solid #0A1128;
            padding: 0.65rem 1.65rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background-color: #5E4B8B;
            color: #FFFFFF;
            border-color: #5E4B8B;
            transform: translateY(-1px);
        }

        .btn-secondary:active {
            transform: scale(0.97);
        }

        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            color: #0A1128;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.25s ease;
        }

        .btn-read-more svg {
            transition: transform 0.25s ease;
        }

        .btn-read-more:hover {
            color: #FF6B35;
        }

        .btn-read-more:hover svg {
            transform: translateX(4px);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: #4A5568;
            padding: 1.25rem 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: #4A5568;
        }

        .breadcrumb a:hover {
            color: #FF6B35;
        }

        .breadcrumb .separator {
            color: #CBD5E0;
            user-select: none;
        }

        .breadcrumb .current {
            color: #0A1128;
            font-weight: 600;
        }

        .rating-stars {
            display: inline-flex;
            align-items: center;
            gap: 0.125rem;
            color: #FF6B35;
        }

        .rating-stars svg {
            width: 14px;
            height: 14px;
            fill: #FF6B35;
            stroke: none;
        }

        .rating-stars .star-empty {
            fill: #E2E8F0;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.625rem;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 0.375rem 1rem;
            background-color: #F5F7FA;
            border: 1px solid #E2E8F0;
            border-radius: 20px;
            font-size: 0.85rem;
            color: #4A5568;
            transition: all 0.25s ease;
        }

        .tag-cloud a:hover {
            background-color: #5E4B8B;
            border-color: #5E4B8B;
            color: #FFFFFF;
        }

        .gear-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
        }

        .gear-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: #0A1128;
        }

        .gear-card .card-image-wrapper {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background-color: #F5F7FA;
        }

        .gear-card .card-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .gear-card:hover .card-image-wrapper img {
            transform: scale(1.04);
        }

        .gear-card .score-badge {
            position: absolute;
            top: 0.75rem;
            right: 0.75rem;
            background-color: rgba(10, 17, 40, 0.85);
            color: #FFFFFF;
            padding: 0.25rem 0.65rem;
            border-radius: 6px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            backdrop-filter: blur(4px);
        }

        .featured-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 4px 16px rgba(10, 17, 40, 0.06);
        }

        .featured-card .featured-image-wrapper {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: #F5F7FA;
        }

        .featured-card .featured-image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .featured-badge {
            display: inline-block;
            background-color: #FF6B35;
            color: #FFFFFF;
            padding: 0.25rem 0.75rem;
            border-radius: 6px;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 0.75rem;
        }

        .site-footer {
            background-color: #0A1128;
            color: #FFFFFF;
            padding-top: 4rem;
            padding-bottom: 0;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }

        .footer-link:hover {
            color: #FF6B35;
        }

        .footer-brand-desc {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.875rem;
            line-height: 1.7;
            margin-top: 1rem;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            margin-top: 3rem;
            padding-top: 1.5rem;
            padding-bottom: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.25s ease;
        }

        .footer-bottom a:hover {
            color: #FF6B35;
        }

        .section-title {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            line-height: 1.35;
            color: #0A1128;
            margin-bottom: 1rem;
        }

        .section-subtitle {
            font-size: 1rem;
            color: #4A5568;
            line-height: 1.8;
            max-width: 680px;
        }

        .category-hero {
            background: linear-gradient(135deg, #0A1128 0%, #1A2040 45%, #5E4B8B 100%);
            border-radius: 16px;
            padding: 3rem 2.5rem;
            position: relative;
            overflow: hidden;
            margin-top: 1rem;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(1px 1px at 15% 35%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 75% 25%, rgba(255, 255, 255, 0.25) 0%, transparent 50%),
                radial-gradient(1px 1px at 45% 70%, rgba(255, 255, 255, 0.2) 0%, transparent 60%),
                radial-gradient(2px 2px at 90% 60%, rgba(255, 255, 255, 0.18) 0%, transparent 55%);
            pointer-events: none;
        }

        .category-hero h1 {
            color: #FFFFFF;
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            font-weight: 800;
            line-height: 1.25;
            margin-bottom: 0.75rem;
            position: relative;
            z-index: 1;
        }

        .category-hero p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            line-height: 1.8;
            max-width: 720px;
            position: relative;
            z-index: 1;
        }

        .data-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
            margin-top: 2rem;
        }

        @media (max-width: 640px) {
            .data-bar {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }
            .category-hero {
                padding: 2rem 1.25rem;
            }
        }

        .data-bar-item {
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 1rem 1.25rem;
            position: relative;
            z-index: 1;
        }

        .data-bar-item .data-number {
            font-size: 1.75rem;
            font-weight: 800;
            color: #FF6B35;
            line-height: 1.2;
        }

        .data-bar-item .data-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 0.25rem;
        }

        .rss-subscribe-box {
            background: linear-gradient(135deg, #F5F7FA 0%, #FFFFFF 100%);
            border: 2px dashed #E2E8F0;
            border-radius: 14px;
            padding: 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.25rem;
            transition: all 0.3s ease;
        }

        .rss-subscribe-box:hover {
            border-color: #5E4B8B;
            box-shadow: 0 8px 24px rgba(94, 75, 139, 0.1);
        }

        .rss-icon {
            width: 48px;
            height: 48px;
            background-color: #FF6B35;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .rss-icon svg {
            width: 24px;
            height: 24px;
            fill: #FFFFFF;
            stroke: none;
        }

        .review-metric {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.85rem;
            color: #4A5568;
            flex-wrap: wrap;
        }

        .review-metric .metric-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: #FF6B35;
            flex-shrink: 0;
        }

        @media (max-width: 1024px) {
            .data-bar {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 640px) {
            .data-bar {
                grid-template-columns: 1fr 1fr;
            }
            .rss-subscribe-box {
                flex-direction: column;
                text-align: center;
                padding: 1.5rem 1.25rem;
            }
        }

/* roulang page: category1 */
:root {
            --star-black: #0A1128;
            --star-orange: #FF6B35;
            --star-purple: #5E4B8B;
            --star-light: #F5F7FA;
            --star-border: #E2E8F0;
            --star-body: #1A202C;
            --star-muted: #4A5568;
            --star-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 16px;
            --shadow-card: 0 1px 3px rgba(10, 17, 40, 0.04);
            --shadow-hover: 0 12px 30px rgba(10, 17, 40, 0.08);
            --transition-base: 0.25s ease;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            color: #1A202C;
            line-height: 1.8;
            background-color: #FFFFFF;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0A1128;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #FF6B35;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid #FF6B35;
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
        }
        .section-spacing {
            padding-top: 5.5rem;
            padding-bottom: 5.5rem;
        }
        @media (max-width: 640px) {
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #FFFFFF;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            border-bottom-color: #E2E8F0;
            box-shadow: 0 2px 12px rgba(10, 17, 40, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: #0A1128;
            background-color: #F5F7FA;
        }
        .nav-link.active {
            color: #0A1128;
            font-weight: 700;
            background-color: #F5F7FA;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0.75rem;
            right: 0.75rem;
            height: 2px;
            background-color: #FF6B35;
            border-radius: 2px 2px 0 0;
        }
        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-star {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }
        .logo-star svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: #FFFFFF;
            stroke-width: 1.5;
        }
        .city-selector {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            padding: 0.4rem 0.75rem;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            font-size: 0.875rem;
            font-weight: 500;
            color: #4A5568;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .city-selector:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }
        .mobile-menu-toggle:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }
        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid #E2E8F0;
            box-shadow: 0 12px 24px rgba(10, 17, 40, 0.08);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
            animation: slideDown 0.25s ease;
        }
        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        @media (max-width: 1023px) {
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
        }
        @media (min-width: 1024px) {
            .desktop-nav-links {
                display: flex !important;
            }
            .mobile-menu-toggle {
                display: none !important;
            }
            .mobile-menu {
                display: none !important;
            }
        }
        @media (max-width: 639px) {
            .desktop-city-selector {
                display: none;
            }
        }
        .category-hero {
            background: linear-gradient(135deg, #0A1128 0%, #1a1f3a 50%, #5E4B8B 100%);
            position: relative;
            overflow: hidden;
            min-height: 380px;
            display: flex;
            align-items: center;
        }
        @media (min-width: 768px) {
            .category-hero {
                min-height: 460px;
            }
        }
        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.3) 0%, transparent 50%), radial-gradient(1.5px 1.5px at 70% 60%, rgba(255, 255, 255, 0.25) 0%, transparent 50%), radial-gradient(1px 1px at 40% 80%, rgba(255, 255, 255, 0.2) 0%, transparent 60%), radial-gradient(2px 2px at 85% 20%, rgba(255, 255, 255, 0.18) 0%, transparent 55%);
            z-index: 1;
        }
        .category-hero > .container {
            position: relative;
            z-index: 2;
        }
        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            color: #4A5568;
            padding-top: 1.5rem;
            padding-bottom: 0.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb-nav a {
            color: #4A5568;
            font-weight: 500;
        }
        .breadcrumb-nav a:hover {
            color: #FF6B35;
        }
        .breadcrumb-nav .separator {
            color: #E2E8F0;
            user-select: none;
        }
        .breadcrumb-nav .current {
            color: #0A1128;
            font-weight: 600;
        }
        .subcategory-card {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: 0 1px 3px rgba(10, 17, 40, 0.04);
            display: flex;
            flex-direction: column;
        }
        .subcategory-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(10, 17, 40, 0.08);
            border-color: #0A1128;
        }
        .subcategory-card .card-image {
            aspect-ratio: 16/9;
            background-color: #F5F7FA;
            overflow: hidden;
            position: relative;
        }
        .subcategory-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .subcategory-card:hover .card-image img {
            transform: scale(1.05);
        }
        .subcategory-card .card-body {
            padding: 1.25rem 1.25rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .subcategory-card .card-title {
            font-size: 1.125rem;
            font-weight: 700;
            color: #1A202C;
            margin-bottom: 0.5rem;
        }
        .subcategory-card .card-desc {
            font-size: 0.9rem;
            color: #4A5568;
            line-height: 1.7;
            flex: 1;
        }
        .stat-number {
            font-size: clamp(2rem, 3vw, 2.5rem);
            font-weight: 800;
            color: #FF6B35;
            line-height: 1.2;
        }
        .stat-unit {
            font-size: 0.875rem;
            color: #4A5568;
            font-weight: 500;
        }
        .featured-news-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.5rem 0;
            border-bottom: 1px solid #E2E8F0;
            transition: all 0.3s ease;
        }
        .featured-news-item:last-child {
            border-bottom: none;
        }
        .featured-news-item:hover {
            padding-left: 0.5rem;
        }
        .news-date-block {
            min-width: 56px;
            height: 56px;
            background: #0A1128;
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            flex-shrink: 0;
        }
        .news-date-block .day {
            font-size: 1.25rem;
            font-weight: 700;
            line-height: 1.1;
        }
        .news-date-block .month {
            font-size: 0.75rem;
            font-weight: 400;
            opacity: 0.8;
        }
        .news-content {
            flex: 1;
        }
        .news-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: #1A202C;
            margin-bottom: 0.35rem;
            transition: color 0.25s ease;
        }
        .news-title:hover {
            color: #FF6B35;
        }
        .news-summary {
            font-size: 0.9rem;
            color: #4A5568;
            line-height: 1.7;
            margin-bottom: 0.5rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .read-more-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: #0A1128;
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            transition: color 0.25s ease, gap 0.25s ease;
        }
        .read-more-link:hover {
            color: #FF6B35;
            gap: 0.5rem;
        }
        .pagination-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.6rem 1.25rem;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #1A202C;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }
        .pagination-btn:hover {
            border-color: #FF6B35;
            color: #FF6B35;
            background-color: #F5F7FA;
        }
        .pagination-btn.prev {
            color: #4A5568;
        }
        .pagination-btn.next {
            background-color: #0A1128;
            color: #FFFFFF;
            border-color: #0A1128;
        }
        .pagination-btn.next:hover {
            background-color: #FF6B35;
            border-color: #FF6B35;
            color: #FFFFFF;
        }
        .faq-item {
            border: 1px solid #E2E8F0;
            border-radius: 10px;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .faq-item[open] {
            border-left: 3px solid #FF6B35;
            box-shadow: 0 4px 14px rgba(10, 17, 40, 0.06);
        }
        .faq-item summary {
            padding: 1rem 1.25rem;
            font-weight: 600;
            color: #1A202C;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            list-style: none;
            user-select: none;
            transition: all 0.25s ease;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary:hover {
            color: #FF6B35;
        }
        .faq-item summary .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            transition: transform 0.25s ease;
            color: #4A5568;
        }
        .faq-item[open] summary .faq-icon {
            transform: rotate(180deg);
            color: #FF6B35;
        }
        .faq-answer {
            padding: 0 1.25rem 1.25rem;
            color: #4A5568;
            line-height: 1.8;
            font-size: 0.95rem;
        }
        .cta-section {
            background-color: #0A1128;
            background-image: radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.3) 0%, transparent 50%), radial-gradient(1.5px 1.5px at 70% 60%, rgba(255, 255, 255, 0.2) 0%, transparent 50%), radial-gradient(1px 1px at 40% 80%, rgba(255, 255, 255, 0.18) 0%, transparent 60%), radial-gradient(2px 2px at 85% 20%, rgba(255, 255, 255, 0.15) 0%, transparent 55%);
            position: relative;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 17, 40, 0.95) 0%, rgba(94, 75, 139, 0.6) 100%);
        }
        .cta-section > .container {
            position: relative;
            z-index: 2;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #0A1128;
            color: #FFFFFF;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            border: 2px solid transparent;
        }
        .btn-primary:hover {
            background-color: #FF6B35;
            color: #FFFFFF;
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background: transparent;
            color: #0A1128;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            border: 2px solid #0A1128;
        }
        .btn-secondary:hover {
            background-color: #5E4B8B;
            border-color: #5E4B8B;
            color: #FFFFFF;
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }
        .btn-orange {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #FF6B35;
            color: #FFFFFF;
            padding: 0.875rem 2rem;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.25s ease;
            border: 2px solid transparent;
        }
        .btn-orange:hover {
            background-color: #e55a28;
            color: #FFFFFF;
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
        }
        .btn-orange:active {
            transform: scale(0.97);
        }
        .deep-content {
            max-width: 780px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        .deep-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #1A202C;
            margin-bottom: 1rem;
            line-height: 1.35;
        }
        .deep-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #1A202C;
            margin-bottom: 0.75rem;
            margin-top: 2rem;
            line-height: 1.4;
        }
        .deep-content p {
            color: #4A5568;
            line-height: 1.9;
            margin-bottom: 1.5rem;
            font-size: 1rem;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .tag-item {
            padding: 0.4rem 1rem;
            border-radius: 20px;
            background-color: #F5F7FA;
            border: 1px solid #E2E8F0;
            font-size: 0.85rem;
            font-weight: 500;
            color: #4A5568;
            transition: all 0.25s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .tag-item:hover {
            background-color: #5E4B8B;
            border-color: #5E4B8B;
            color: #FFFFFF;
        }
        .tag-item.highlight {
            background-color: #0A1128;
            border-color: #0A1128;
            color: #FFFFFF;
        }
        .site-footer {
            background-color: #0A1128;
            color: rgba(255, 255, 255, 0.75);
            padding-top: 3.5rem;
            padding-bottom: 1.5rem;
        }
        .site-footer .footer-brand-desc {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 0.75rem;
        }
        .site-footer .footer-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }
        .site-footer .footer-link:hover {
            color: #FF6B35;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
            transition: color 0.25s ease;
        }
        .site-footer .footer-bottom a:hover {
            color: #FF6B35;
        }
        .stat-bar-item {
            text-align: center;
            padding: 1rem 0.5rem;
        }
        @media (max-width: 640px) {
            .stat-bar-item {
                padding: 0.75rem 0.5rem;
            }
        }
        .img-fallback {
            background: linear-gradient(135deg, #F5F7FA 0%, #E2E8F0 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #4A5568;
            font-size: 0.85rem;
            min-height: 100%;
            width: 100%;
        }
        .rss-subscribe-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.6rem 1.5rem;
            border-radius: 8px;
            background-color: #0A1128;
            color: #FFFFFF;
            font-size: 0.875rem;
            font-weight: 600;
            transition: all 0.25s ease;
            border: 1px solid #0A1128;
        }
        .rss-subscribe-btn:hover {
            background-color: #FF6B35;
            border-color: #FF6B35;
            color: #FFFFFF;
        }

/* roulang page: category2 */
:root {
            --star-black: #0A1128;
            --star-orange: #FF6B35;
            --star-purple: #5E4B8B;
            --star-light: #F5F7FA;
            --star-border: #E2E8F0;
            --star-body: #1A202C;
            --star-muted: #4A5568;
            --star-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 16px;
            --shadow-card: 0 1px 3px rgba(10, 17, 40, 0.04);
            --shadow-hover: 0 12px 30px rgba(10, 17, 40, 0.08);
            --transition-base: 0.25s ease;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            color: #1A202C;
            line-height: 1.8;
            background-color: #FFFFFF;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0A1128;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #FF6B35;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid #FF6B35;
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }
        @media (max-width: 1024px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
        }
        .section-spacing {
            padding-top: 5.5rem;
            padding-bottom: 5.5rem;
        }
        @media (max-width: 640px) {
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #FFFFFF;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            border-bottom-color: #E2E8F0;
            box-shadow: 0 2px 12px rgba(10, 17, 40, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: #0A1128;
            background-color: #F5F7FA;
        }
        .nav-link.active {
            color: #0A1128;
            font-weight: 700;
            background-color: #F5F7FA;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0.75rem;
            right: 0.75rem;
            height: 2px;
            background-color: #FF6B35;
            border-radius: 2px 2px 0 0;
        }
        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-star {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }
        .logo-star svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: #FFFFFF;
            stroke-width: 1.5;
        }
        .desktop-nav-links {
            display: none;
        }
        @media (min-width: 640px) {
            .desktop-nav-links {
                display: flex !important;
                align-items: center;
                gap: 0.25rem;
            }
        }
        .mobile-menu-toggle {
            display: flex;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }
        .mobile-menu-toggle:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }
        @media (min-width: 640px) {
            .mobile-menu-toggle {
                display: none !important;
            }
        }
        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid #E2E8F0;
            box-shadow: 0 12px 24px rgba(10, 17, 40, 0.08);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
            animation: slideDown 0.25s ease;
        }
        @media (min-width: 640px) {
            .mobile-menu {
                display: none !important;
            }
        }
        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .city-selector {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            padding: 0.5rem 0.875rem;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #4A5568;
            font-size: 0.875rem;
            font-weight: 500;
            transition: all 0.25s ease;
            white-space: nowrap;
            background-color: #FFFFFF;
        }
        .city-selector:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }
        .desktop-city-selector {
            display: none;
        }
        @media (min-width: 640px) {
            .desktop-city-selector {
                display: flex;
            }
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: #4A5568;
            padding-top: 1.5rem;
            padding-bottom: 1.5rem;
        }
        .breadcrumb a {
            color: #4A5568;
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: #FF6B35;
        }
        .breadcrumb .separator {
            color: #E2E8F0;
            user-select: none;
        }
        .breadcrumb .current {
            color: #0A1128;
            font-weight: 600;
        }
        .category-hero-b {
            background-color: #F5F7FA;
            padding-top: 3rem;
            padding-bottom: 3rem;
            border-bottom: 1px solid #E2E8F0;
        }
        @media (max-width: 640px) {
            .category-hero-b {
                padding-top: 2rem;
                padding-bottom: 2rem;
            }
        }
        .category-hero-b h1 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            line-height: 1.3;
            color: #0A1128;
            margin-bottom: 0.75rem;
            letter-spacing: -0.5px;
        }
        .category-hero-b .hero-desc {
            font-size: 1rem;
            color: #4A5568;
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 1.5rem;
        }
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: var(--radius-lg);
            padding: 1.5rem;
        }
        @media (min-width: 768px) {
            .stats-bar {
                grid-template-columns: repeat(4, 1fr);
                padding: 1.75rem 2rem;
            }
        }
        .stat-item {
            text-align: center;
            padding: 0.5rem 0;
        }
        .stat-item .stat-number {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            font-weight: 800;
            color: #FF6B35;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .stat-item .stat-label {
            font-size: 0.875rem;
            color: #4A5568;
            margin-top: 0.25rem;
        }
        .main-layout-b {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            padding-top: 3rem;
            padding-bottom: 4rem;
        }
        @media (min-width: 1024px) {
            .main-layout-b {
                grid-template-columns: 1fr 340px;
                gap: 3rem;
                padding-top: 4rem;
                padding-bottom: 5rem;
            }
        }
        .deep-article {
            max-width: 720px;
        }
        .deep-article h2 {
            font-size: 1.5rem;
            font-weight: 700;
            line-height: 1.4;
            color: #0A1128;
            margin-bottom: 1rem;
            margin-top: 2rem;
        }
        .deep-article h2:first-child {
            margin-top: 0;
        }
        .deep-article p {
            font-size: 1rem;
            line-height: 1.85;
            color: #1A202C;
            margin-bottom: 1.5em;
        }
        .deep-article ul,
        .deep-article ol {
            margin-bottom: 1.5em;
            padding-left: 1.5rem;
        }
        .deep-article li {
            margin-bottom: 0.75rem;
            line-height: 1.8;
            color: #1A202C;
        }
        .deep-article li strong {
            color: #0A1128;
            font-weight: 600;
        }
        .article-image-placeholder {
            width: 100%;
            height: 240px;
            background-color: #E2E8F0;
            border-radius: var(--radius-lg);
            margin-bottom: 1.5rem;
            overflow: hidden;
            position: relative;
        }
        .article-image-placeholder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        @media (min-width: 768px) {
            .article-image-placeholder {
                height: 300px;
            }
        }
        .sidebar-b {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
        }
        .sidebar-card h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 1rem;
            line-height: 1.4;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .tag-badge {
            display: inline-block;
            padding: 0.375rem 0.875rem;
            background-color: #F5F7FA;
            color: #4A5568;
            border-radius: 9999px;
            font-size: 0.8125rem;
            font-weight: 500;
            border: 1px solid #E2E8F0;
            transition: all 0.25s ease;
        }
        .tag-badge:hover {
            background-color: #FF6B35;
            color: #FFFFFF;
            border-color: #FF6B35;
        }
        .tag-badge.hot {
            background-color: #FFF5F0;
            color: #FF6B35;
            border-color: #FFD4C2;
        }
        .recommend-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .recommend-item {
            display: flex;
            gap: 0.875rem;
            align-items: center;
            padding: 0.5rem 0;
            border-bottom: 1px solid #F0F2F5;
            transition: all 0.25s ease;
        }
        .recommend-item:last-child {
            border-bottom: none;
        }
        .recommend-item:hover {
            transform: translateX(4px);
        }
        .recommend-thumb {
            width: 60px;
            height: 60px;
            border-radius: var(--radius-sm);
            background-color: #E2E8F0;
            flex-shrink: 0;
            overflow: hidden;
        }
        .recommend-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .recommend-info h4 {
            font-size: 0.9375rem;
            font-weight: 600;
            color: #0A1128;
            line-height: 1.4;
            margin-bottom: 0.25rem;
        }
        .recommend-info h4 a:hover {
            color: #FF6B35;
        }
        .recommend-info .recommend-meta {
            font-size: 0.75rem;
            color: #999;
        }
        .subscribe-form {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }
        .subscribe-form input {
            padding: 0.75rem 1rem;
            border: 1px solid #E2E8F0;
            border-radius: var(--radius-md);
            font-size: 0.9375rem;
            color: #1A202C;
            background-color: #FFFFFF;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
            width: 100%;
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: #FF6B35;
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.12);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background-color: #0A1128;
            color: #FFFFFF;
            border-radius: var(--radius-md);
            font-size: 0.9375rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all 0.25s ease;
            border: none;
            text-align: center;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background-color: #FF6B35;
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
        }
        .btn-primary:active {
            transform: scale(0.97);
            box-shadow: none;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.75rem 1.75rem;
            background-color: transparent;
            color: #0A1128;
            border: 2px solid #0A1128;
            border-radius: var(--radius-md);
            font-size: 0.9375rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all 0.25s ease;
            text-align: center;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background-color: #5E4B8B;
            color: #FFFFFF;
            border-color: #5E4B8B;
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }
        .btn-read-more {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.9375rem;
            font-weight: 600;
            color: #0A1128;
            transition: all 0.25s ease;
            padding: 0.25rem 0;
        }
        .btn-read-more .arrow {
            transition: transform 0.25s ease;
            font-size: 1.1rem;
            line-height: 1;
        }
        .btn-read-more:hover {
            color: #FF6B35;
        }
        .btn-read-more:hover .arrow {
            transform: translateX(4px);
        }
        .training-topics-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.25rem;
            margin-top: 2.5rem;
        }
        @media (min-width: 640px) {
            .training-topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .training-topics-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .topic-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: var(--radius-md);
            padding: 1.25rem;
            transition: all 0.25s ease;
            box-shadow: var(--shadow-card);
        }
        .topic-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: #FF6B35;
        }
        .topic-card .topic-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: #F5F7FA;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 0.75rem;
            color: #0A1128;
            transition: all 0.25s ease;
        }
        .topic-card:hover .topic-icon {
            background-color: #FF6B35;
            color: #FFFFFF;
        }
        .topic-card h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #0A1128;
            margin-bottom: 0.375rem;
            line-height: 1.4;
        }
        .topic-card p {
            font-size: 0.875rem;
            color: #4A5568;
            line-height: 1.6;
            margin: 0;
        }
        .faq-section-b {
            background-color: #F5F7FA;
            padding-top: 3.5rem;
            padding-bottom: 3.5rem;
        }
        @media (max-width: 640px) {
            .faq-section-b {
                padding-top: 2.5rem;
                padding-bottom: 2.5rem;
            }
        }
        .faq-section-b h2 {
            font-size: clamp(1.5rem, 2.5vw, 1.875rem);
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 1.5rem;
            line-height: 1.35;
        }
        .faq-list-b {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            max-width: 820px;
        }
        .faq-item-b {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: var(--radius-md);
            transition: all 0.25s ease;
            overflow: hidden;
        }
        .faq-item-b[open] {
            border-left: 3px solid #FF6B35;
        }
        .faq-item-b summary {
            padding: 1rem 1.25rem;
            font-weight: 600;
            color: #0A1128;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            list-style: none;
            user-select: none;
            transition: color 0.25s ease;
        }
        .faq-item-b summary:hover {
            color: #FF6B35;
        }
        .faq-item-b summary::-webkit-details-marker {
            display: none;
        }
        .faq-item-b summary .faq-arrow {
            font-size: 1rem;
            transition: transform 0.25s ease;
            flex-shrink: 0;
            color: #4A5568;
        }
        .faq-item-b[open] summary .faq-arrow {
            transform: rotate(180deg);
            color: #FF6B35;
        }
        .faq-item-b .faq-answer {
            padding: 0 1.25rem 1.25rem 1.25rem;
            color: #4A5568;
            font-size: 0.9375rem;
            line-height: 1.75;
        }
        .cta-section-b {
            background-color: #0A1128;
            background-image: radial-gradient(1px 1px at 15% 40%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 75% 20%, rgba(255, 255, 255, 0.25) 0%, transparent 55%),
                radial-gradient(1px 1px at 55% 70%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(2px 2px at 90% 55%, rgba(255, 255, 255, 0.2) 0%, transparent 55%);
            padding-top: 4rem;
            padding-bottom: 4rem;
            text-align: center;
        }
        @media (max-width: 640px) {
            .cta-section-b {
                padding-top: 3rem;
                padding-bottom: 3rem;
            }
        }
        .cta-section-b h2 {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 1rem;
            line-height: 1.35;
        }
        .cta-section-b p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            line-height: 1.8;
            max-width: 600px;
            margin: 0 auto 1.75rem;
        }
        .btn-cta-orange {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            padding: 0.875rem 2.25rem;
            background-color: #FF6B35;
            color: #FFFFFF;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 700;
            letter-spacing: 0.3px;
            transition: all 0.25s ease;
            border: none;
        }
        .btn-cta-orange:hover {
            background-color: #FF8255;
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.35);
        }
        .btn-cta-orange:active {
            transform: scale(0.97);
        }
        .site-footer {
            background-color: #0A1128;
            color: #FFFFFF;
            padding-top: 3rem;
            padding-bottom: 1.5rem;
        }
        .footer-brand-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            line-height: 1.7;
            margin-top: 0.75rem;
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            transition: color 0.25s ease;
            display: inline-block;
            padding: 0.125rem 0;
        }
        .footer-link:hover {
            color: #FF6B35;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            margin-top: 2.5rem;
            padding-top: 1.25rem;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }
        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                flex-wrap: wrap;
                align-items: center;
                justify-content: space-between;
                gap: 0.75rem;
            }
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: #FF6B35;
        }
        .footer-bottom .sep {
            color: rgba(255, 255, 255, 0.3);
            margin: 0 0.375rem;
        }

/* roulang page: category5 */
@tailwind base;
        @tailwind components;
        @tailwind utilities;

:root {
            --star-black: #0A1128;
            --star-orange: #FF6B35;
            --star-purple: #5E4B8B;
            --star-light: #F5F7FA;
            --star-border: #E2E8F0;
            --star-body: #1A202C;
            --star-muted: #4A5568;
            --star-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 16px;
            --shadow-card: 0 1px 3px rgba(10, 17, 40, 0.04);
            --shadow-hover: 0 12px 30px rgba(10, 17, 40, 0.08);
            --transition-base: 0.25s ease;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            color: #1A202C;
            line-height: 1.8;
            background-color: #FFFFFF;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0A1128;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #FF6B35;
        }
        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
            outline: 2px solid #FF6B35;
            outline-offset: 2px;
            border-radius: 4px;
        }
        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }
        @media (max-width: 768px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
        }
        .section-spacing {
            padding-top: 5.5rem;
            padding-bottom: 5.5rem;
        }
        @media (max-width: 768px) {
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #FFFFFF;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            border-bottom-color: #E2E8F0;
            box-shadow: 0 2px 12px rgba(10, 17, 40, 0.06);
        }
        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }
        .nav-link:hover {
            color: #0A1128;
            background-color: #F5F7FA;
        }
        .nav-link.active {
            color: #0A1128;
            font-weight: 700;
            background-color: #F5F7FA;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0.75rem;
            right: 0.75rem;
            height: 2px;
            background-color: #FF6B35;
            border-radius: 2px 2px 0 0;
        }
        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .logo-star {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }
        .logo-star svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: #FFFFFF;
            stroke-width: 1.5;
        }
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }
        .mobile-menu-toggle:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }
        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid #E2E8F0;
            box-shadow: 0 12px 24px rgba(10, 17, 40, 0.08);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
            animation: slideDown 0.25s ease;
        }
        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-8px); }
            to { opacity: 1; transform: translateY(0); }
        }
        @media (max-width: 1024px) {
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex;
            }
        }
        @media (min-width: 1025px) {
            .mobile-menu-toggle {
                display: none !important;
            }
            .mobile-menu {
                display: none !important;
            }
        }
        .city-selector {
            display: flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.875rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .city-selector:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }
        @media (max-width: 640px) {
            .desktop-city-selector {
                display: none !important;
            }
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #0A1128;
            color: #FFFFFF;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            border: 2px solid #0A1128;
        }
        .btn-primary:hover {
            background-color: #FF6B35;
            border-color: #FF6B35;
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.25);
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: transparent;
            color: #0A1128;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.25s ease;
            border: 2px solid #0A1128;
        }
        .btn-secondary:hover {
            background-color: #5E4B8B;
            border-color: #5E4B8B;
            color: #FFFFFF;
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }
        .btn-orange {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: #FF6B35;
            color: #FFFFFF;
            padding: 0.875rem 2rem;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1rem;
            transition: all 0.25s ease;
            border: 2px solid #FF6B35;
        }
        .btn-orange:hover {
            background-color: #e85a2a;
            border-color: #e85a2a;
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(255, 107, 53, 0.3);
        }
        .read-more-link {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-weight: 600;
            font-size: 0.9rem;
            color: #0A1128;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .read-more-link .arrow {
            transition: transform 0.25s ease;
        }
        .read-more-link:hover {
            color: #FF6B35;
        }
        .read-more-link:hover .arrow {
            transform: translateX(4px);
            color: #FF6B35;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: #4A5568;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: #4A5568;
            transition: color 0.25s ease;
        }
        .breadcrumb a:hover {
            color: #FF6B35;
        }
        .breadcrumb .separator {
            color: #E2E8F0;
        }
        .breadcrumb .current {
            color: #0A1128;
            font-weight: 600;
        }
        .community-stat-card {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            padding: 1.5rem 1.25rem;
            text-align: center;
            transition: all 0.3s ease;
        }
        .community-stat-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: #FF6B35;
        }
        .stat-number {
            font-size: clamp(2rem, 3vw, 2.5rem);
            font-weight: 800;
            color: #FF6B35;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .stat-label {
            font-size: 0.875rem;
            color: #4A5568;
            margin-top: 0.25rem;
        }
        .sidebar-card {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
        }
        .sidebar-card:last-child {
            margin-bottom: 0;
        }
        .sidebar-title {
            font-size: 1rem;
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #FF6B35;
            display: inline-block;
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .tag-item {
            display: inline-block;
            padding: 0.35rem 0.85rem;
            font-size: 0.8rem;
            border-radius: 999px;
            background-color: #F5F7FA;
            color: #4A5568;
            border: 1px solid #E2E8F0;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .tag-item:hover {
            background-color: #FF6B35;
            color: #FFFFFF;
            border-color: #FF6B35;
            transform: translateY(-1px);
        }
        .recommend-item {
            display: flex;
            gap: 0.75rem;
            padding: 0.75rem 0;
            border-bottom: 1px solid #E2E8F0;
            transition: all 0.25s ease;
        }
        .recommend-item:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .recommend-item:hover .recommend-title {
            color: #FF6B35;
        }
        .recommend-thumb {
            width: 56px;
            height: 56px;
            border-radius: 8px;
            flex-shrink: 0;
            overflow: hidden;
            background-color: #F5F7FA;
        }
        .recommend-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .recommend-title {
            font-size: 0.875rem;
            font-weight: 600;
            color: #1A202C;
            line-height: 1.4;
            transition: color 0.25s ease;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .recommend-date {
            font-size: 0.75rem;
            color: #4A5568;
            margin-top: 0.25rem;
        }
        .subscribe-box {
            background: linear-gradient(135deg, #0A1128 0%, #1a2342 50%, #5E4B8B 100%);
            border: none;
            color: #FFFFFF;
        }
        .subscribe-box .sidebar-title {
            color: #FFFFFF;
            border-bottom-color: #FF6B35;
        }
        .subscribe-box p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.875rem;
            line-height: 1.6;
            margin-bottom: 1rem;
        }
        .subscribe-input {
            width: 100%;
            padding: 0.65rem 1rem;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            background-color: rgba(255, 255, 255, 0.1);
            color: #FFFFFF;
            font-size: 0.875rem;
            transition: border-color 0.25s ease;
            margin-bottom: 0.75rem;
        }
        .subscribe-input::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        .subscribe-input:focus {
            outline: 2px solid #FF6B35;
            outline-offset: 2px;
            border-color: #FF6B35;
        }
        .subscribe-btn {
            width: 100%;
            padding: 0.65rem 1rem;
            border-radius: 8px;
            background-color: #FF6B35;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 0.875rem;
            transition: all 0.25s ease;
            border: 2px solid #FF6B35;
        }
        .subscribe-btn:hover {
            background-color: transparent;
            color: #FFFFFF;
            border-color: #FF6B35;
        }
        .faq-item {
            border: 1px solid #E2E8F0;
            border-radius: 10px;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:last-child {
            margin-bottom: 0;
        }
        .faq-item[open] {
            border-left: 3px solid #5E4B8B;
            box-shadow: 0 4px 12px rgba(10, 17, 40, 0.06);
        }
        .faq-question {
            padding: 1rem 1.25rem;
            font-weight: 700;
            color: #0A1128;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            list-style: none;
            user-select: none;
        }
        .faq-question::-webkit-details-marker {
            display: none;
        }
        .faq-question .faq-icon {
            transition: transform 0.3s ease;
            color: #4A5568;
            flex-shrink: 0;
        }
        .faq-item[open] .faq-question .faq-icon {
            transform: rotate(180deg);
            color: #FF6B35;
        }
        .faq-answer {
            padding: 0 1.25rem 1.25rem;
            color: #4A5568;
            font-size: 0.9rem;
            line-height: 1.7;
        }
        .site-footer {
            background-color: #0A1128;
            color: #FFFFFF;
            padding-top: 4rem;
            padding-bottom: 2rem;
            margin-top: 0;
        }
        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            transition: color 0.25s ease;
            display: inline-block;
            padding: 0.125rem 0;
        }
        .footer-link:hover {
            color: #FF6B35;
        }
        .footer-brand-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            line-height: 1.7;
            margin-top: 1rem;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 1.5rem;
            margin-top: 3rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.25s ease;
        }
        .footer-bottom a:hover {
            color: #FF6B35;
        }
        .community-hero {
            background-color: #0A1128;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 4rem 0 3.5rem;
            overflow: hidden;
        }
        .community-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 17, 40, 0.93) 0%, rgba(10, 17, 40, 0.78) 45%, rgba(94, 75, 139, 0.6) 100%);
            z-index: 1;
        }
        .community-hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background-image:
                radial-gradient(1px 1px at 15% 35%, rgba(255,255,255,0.35) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 75% 25%, rgba(255,255,255,0.3) 0%, transparent 55%),
                radial-gradient(1px 1px at 45% 70%, rgba(255,255,255,0.25) 0%, transparent 60%),
                radial-gradient(2px 2px at 90% 65%, rgba(255,255,255,0.2) 0%, transparent 50%),
                radial-gradient(1px 1px at 30% 55%, rgba(255,255,255,0.3) 0%, transparent 50%);
            z-index: 1;
            pointer-events: none;
        }
        .community-hero .container {
            position: relative;
            z-index: 2;
        }
        .community-hero .breadcrumb {
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 1.5rem;
        }
        .community-hero .breadcrumb a {
            color: rgba(255, 255, 255, 0.6);
        }
        .community-hero .breadcrumb a:hover {
            color: #FF6B35;
        }
        .community-hero .breadcrumb .separator {
            color: rgba(255, 255, 255, 0.3);
        }
        .community-hero .breadcrumb .current {
            color: #FFFFFF;
        }
        .community-hero h1 {
            color: #FFFFFF;
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
        }
        .community-hero .hero-desc {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            line-height: 1.8;
            max-width: 720px;
            margin-top: 0.75rem;
        }
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-top: 2rem;
        }
        @media (min-width: 640px) {
            .stats-bar {
                grid-template-columns: repeat(4, 1fr);
                gap: 1.25rem;
            }
        }
        .community-main-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
        }
        @media (min-width: 1024px) {
            .community-main-grid {
                grid-template-columns: 1fr 340px;
                gap: 3rem;
                align-items: start;
            }
        }
        .content-article {
            background: #FFFFFF;
            border-radius: 14px;
            border: 1px solid #E2E8F0;
            padding: 2rem 2rem 2.5rem;
        }
        @media (max-width: 640px) {
            .content-article {
                padding: 1.5rem 1.25rem;
                border-radius: 10px;
            }
        }
        .content-article h2 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            line-height: 1.4;
            position: relative;
            padding-left: 1rem;
        }
        .content-article h2:first-child {
            margin-top: 0;
        }
        .content-article h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0.25rem;
            bottom: 0.25rem;
            width: 4px;
            background: linear-gradient(180deg, #FF6B35 0%, #5E4B8B 100%);
            border-radius: 2px;
        }
        .content-article p {
            font-size: 0.95rem;
            line-height: 1.9;
            color: #1A202C;
            margin-bottom: 1.25rem;
            text-align: justify;
        }
        .content-article p:last-of-type {
            margin-bottom: 0;
        }
        .content-article blockquote {
            border-left: 3px solid #FF6B35;
            padding: 0.75rem 1.25rem;
            margin: 1.5rem 0;
            background-color: #F5F7FA;
            border-radius: 0 8px 8px 0;
            font-size: 0.9rem;
            color: #4A5568;
            font-style: normal;
        }
        @media (max-width: 640px) {
            .content-article p {
                font-size: 0.9rem;
                line-height: 1.85;
            }
        }

/* roulang page: category4 */
:root {
            --star-black: #0A1128;
            --star-orange: #FF6B35;
            --star-purple: #5E4B8B;
            --star-light: #F5F7FA;
            --star-border: #E2E8F0;
            --star-body: #1A202C;
            --star-muted: #4A5568;
            --star-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 16px;
            --shadow-card: 0 1px 3px rgba(10, 17, 40, 0.04);
            --shadow-hover: 0 12px 30px rgba(10, 17, 40, 0.08);
            --transition-base: 0.25s ease;
            --container-max: 1200px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            color: #1A202C;
            line-height: 1.8;
            background-color: #FFFFFF;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a {
            color: #0A1128;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: #FF6B35;
        }

        button, input, select, textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible {
            outline: 2px solid #FF6B35;
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* 容器 */
        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }

        /* 版块间距 */
        .section-spacing {
            padding-top: 5.5rem;
            padding-bottom: 5.5rem;
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #FFFFFF;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            border-bottom-color: #E2E8F0;
            box-shadow: 0 2px 12px rgba(10, 17, 40, 0.06);
        }

        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: #0A1128;
            background-color: #F5F7FA;
        }

        .nav-link.active {
            color: #0A1128;
            font-weight: 700;
            background-color: #F5F7FA;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0.75rem;
            right: 0.75rem;
            height: 2px;
            background-color: #FF6B35;
            border-radius: 2px 2px 0 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-star {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }

        .logo-star svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: #FFFFFF;
            stroke-width: 1.5;
        }

        .city-selector {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.875rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.45rem 0.75rem;
            border-radius: 8px;
            border: 1px solid #E2E8F0;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .city-selector:hover {
            color: #FF6B35;
            border-color: #FF6B35;
            background-color: #FFF8F5;
        }

        /* 汉堡菜单 */
        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }

        .mobile-menu-toggle:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid #E2E8F0;
            box-shadow: 0 12px 24px rgba(10, 17, 40, 0.08);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 99;
        }

        .mobile-menu.open {
            display: block;
            animation: slideDown 0.25s ease;
        }

        @keyframes slideDown {
            from { opacity: 0; transform: translateY(-8px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .mobile-city-bar {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.75rem;
            border-radius: 8px;
            background-color: #F5F7FA;
            font-size: 0.875rem;
            color: #4A5568;
            margin-bottom: 0.75rem;
        }

        .mobile-nav-link {
            display: block;
            padding: 0.75rem 0.75rem;
            font-size: 1rem;
            font-weight: 500;
            color: #1A202C;
            border-radius: 6px;
            transition: all 0.25s ease;
        }

        .mobile-nav-link:hover {
            background-color: #F5F7FA;
            color: #FF6B35;
        }

        .mobile-nav-link.active {
            background-color: #F5F7FA;
            color: #0A1128;
            font-weight: 700;
        }

        /* 面包屑 */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: #4A5568;
            padding: 1.25rem 0;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: #4A5568;
            transition: color 0.25s ease;
        }

        .breadcrumb a:hover {
            color: #FF6B35;
        }

        .breadcrumb span {
            color: #0A1128;
            font-weight: 600;
        }

        /* 分类 Hero */
        .category-hero {
            position: relative;
            background-color: #F5F7FA;
            border-radius: 18px;
            overflow: hidden;
            margin-bottom: 3.5rem;
            min-height: 320px;
            display: flex;
            align-items: stretch;
        }

        .category-hero-text {
            flex: 1.2;
            padding: 3rem 3rem 3rem 3.5rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .category-hero-image {
            flex: 1;
            min-height: 320px;
            background-size: cover;
            background-position: center;
        }

        .category-hero h1 {
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            font-weight: 800;
            line-height: 1.2;
            color: #0A1128;
            margin-bottom: 1rem;
            letter-spacing: -0.5px;
        }

        .category-hero-desc {
            font-size: 1rem;
            line-height: 1.8;
            color: #4A5568;
            max-width: 540px;
        }

        .category-hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: 1.5rem;
        }

        .category-hero-tag {
            font-size: 0.8rem;
            padding: 0.35rem 0.9rem;
            border-radius: 20px;
            background-color: #FFFFFF;
            color: #0A1128;
            border: 1px solid #E2E8F0;
            font-weight: 500;
        }

        /* 子类目卡片 */
        .subcategory-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .subcategory-card {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

        .subcategory-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: #FF6B35;
        }

        .subcategory-card-image {
            height: 180px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .subcategory-card-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(10, 17, 40, 0.15) 100%);
        }

        .subcategory-card-body {
            padding: 1.25rem 1.5rem 1.5rem;
            flex: 1;
        }

        .subcategory-card-body h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .subcategory-card-body p {
            font-size: 0.9rem;
            color: #4A5568;
            line-height: 1.7;
        }

        .subcategory-card-link {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: #0A1128;
            margin-top: 0.75rem;
            transition: color 0.25s ease, gap 0.25s ease;
        }

        .subcategory-card-link:hover {
            color: #FF6B35;
            gap: 0.55rem;
        }

        /* 内容块 */
        .content-block {
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            padding: 2rem 2.5rem;
        }

        .content-block h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #0A1128;
            margin-bottom: 1rem;
            line-height: 1.35;
        }

        .content-block p {
            font-size: 1rem;
            color: #1A202C;
            line-height: 1.85;
            margin-bottom: 1rem;
        }

        /* 精选列表 */
        .featured-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .featured-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.5rem 0;
            border-bottom: 1px solid #E2E8F0;
            transition: background-color 0.25s ease;
            border-radius: 6px;
        }

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

        .featured-item:hover {
            background-color: #FFF8F5;
        }

        .featured-date {
            flex-shrink: 0;
            width: 62px;
            height: 62px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
        }

        .featured-date .day {
            font-size: 1.35rem;
            font-weight: 800;
            line-height: 1;
        }

        .featured-date .month {
            font-size: 0.7rem;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .featured-content {
            flex: 1;
        }

        .featured-content h3 {
            font-size: 1.1rem;
            font-weight: 650;
            color: #0A1128;
            margin-bottom: 0.4rem;
            line-height: 1.4;
            transition: color 0.25s ease;
        }

        .featured-item:hover .featured-content h3 {
            color: #FF6B35;
        }

        .featured-content p {
            font-size: 0.9rem;
            color: #4A5568;
            line-height: 1.7;
            margin-bottom: 0.4rem;
        }

        .featured-readmore {
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            font-size: 0.875rem;
            font-weight: 600;
            color: #0A1128;
            transition: color 0.25s ease, gap 0.25s ease;
        }

        .featured-readmore:hover {
            color: #FF6B35;
            gap: 0.55rem;
        }

        /* FAQ */
        .faq-item {
            border: 1px solid #E2E8F0;
            border-radius: 10px;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item[open] {
            border-left: 3px solid #5E4B8B;
            box-shadow: 0 4px 16px rgba(10, 17, 40, 0.06);
        }

        .faq-item summary {
            padding: 1rem 1.5rem;
            font-weight: 650;
            color: #0A1128;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 1rem;
            transition: color 0.25s ease;
        }

        .faq-item summary:hover {
            color: #FF6B35;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 1.4rem;
            font-weight: 400;
            color: #4A5568;
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 1rem;
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
            color: #FF6B35;
        }

        .faq-answer {
            padding: 0 1.5rem 1.25rem;
            font-size: 0.95rem;
            color: #4A5568;
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            background-color: #0A1128;
            background-image:
                radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.3) 0%, transparent 50%),
                radial-gradient(1.5px 1.5px at 70% 60%, rgba(255, 255, 255, 0.25) 0%, transparent 50%),
                radial-gradient(1px 1px at 40% 80%, rgba(255, 255, 255, 0.2) 0%, transparent 60%),
                radial-gradient(2px 2px at 85% 20%, rgba(255, 255, 255, 0.18) 0%, transparent 55%),
                radial-gradient(1px 1px at 55% 45%, rgba(255, 255, 255, 0.25) 0%, transparent 50%);
            border-radius: 18px;
            padding: 3.5rem 2.5rem;
            text-align: center;
        }

        .cta-section h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 800;
            color: #FFFFFF;
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }

        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 600px;
            margin: 0 auto 1.75rem;
            line-height: 1.7;
        }

        .cta-primary-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background-color: #FF6B35;
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 700;
            padding: 0.85rem 2.25rem;
            border-radius: 10px;
            transition: all 0.3s ease;
            letter-spacing: 0.3px;
        }

        .cta-primary-btn:hover {
            background-color: #e55a2b;
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(255, 107, 53, 0.35);
        }

        /* 分页 */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }

        .pagination-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 42px;
            height: 42px;
            padding: 0 0.75rem;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #4A5568;
            background-color: #FFFFFF;
            border: 1px solid #E2E8F0;
            transition: all 0.25s ease;
        }

        .pagination-link:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }

        .pagination-link.active {
            background-color: #0A1128;
            color: #FFFFFF;
            border-color: #0A1128;
            font-weight: 700;
        }

        .pagination-link.disabled {
            opacity: 0.45;
            pointer-events: none;
        }

        /* 页脚 */
        .site-footer {
            background-color: #0A1128;
            color: #FFFFFF;
            padding: 3.5rem 0 1.5rem;
            margin-top: 5rem;
        }

        .footer-brand-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.7;
            margin-top: 0.75rem;
        }

        .footer-link {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.25s ease;
        }

        .footer-link:hover {
            color: #FF6B35;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 1.25rem;
            margin-top: 2.5rem;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.8rem;
            transition: color 0.25s ease;
        }

        .footer-bottom a:hover {
            color: #FF6B35;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .desktop-nav-links {
                display: none !important;
            }
            .desktop-city-selector {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex !important;
            }
            .subcategory-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .category-hero {
                flex-direction: column;
            }
            .category-hero-text {
                padding: 2rem 1.5rem;
            }
            .category-hero-image {
                min-height: 220px;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
            .subcategory-grid {
                grid-template-columns: 1fr;
            }
            .category-hero-text {
                padding: 1.5rem 1.25rem;
            }
            .category-hero-image {
                min-height: 180px;
            }
            .content-block {
                padding: 1.5rem 1.25rem;
            }
            .cta-section {
                padding: 2.5rem 1.5rem;
            }
            .featured-item {
                flex-direction: column;
                gap: 0.75rem;
            }
            .featured-date {
                width: 52px;
                height: 52px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (min-width: 641px) and (max-width: 1024px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

/* roulang page: category6 */
:root {
            --star-black: #0A1128;
            --star-orange: #FF6B35;
            --star-purple: #5E4B8B;
            --star-light: #F5F7FA;
            --star-border: #E2E8F0;
            --star-body: #1A202C;
            --star-muted: #4A5568;
            --star-white: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 14px;
            --radius-xl: 16px;
            --shadow-card: 0 1px 3px rgba(10, 17, 40, 0.04);
            --shadow-hover: 0 12px 30px rgba(10, 17, 40, 0.08);
            --transition-base: 0.25s ease;
            --container-max: 1200px;
        }

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

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            color: #1A202C;
            line-height: 1.8;
            background-color: #FFFFFF;
            font-size: 16px;
            min-height: 100vh;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }

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

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

        a {
            color: #0A1128;
            text-decoration: none;
            transition: color 0.25s ease;
        }

        a:hover {
            color: #FF6B35;
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid #FF6B35;
            outline-offset: 2px;
            border-radius: 4px;
        }

        .container {
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }

        .section-spacing {
            padding-top: 5.5rem;
            padding-bottom: 5.5rem;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background-color: #FFFFFF;
            border-bottom: 1px solid transparent;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            border-bottom-color: #E2E8F0;
            box-shadow: 0 2px 12px rgba(10, 17, 40, 0.06);
        }

        .nav-link {
            position: relative;
            font-size: 0.95rem;
            font-weight: 500;
            color: #4A5568;
            padding: 0.5rem 0.75rem;
            border-radius: 6px;
            transition: color 0.25s ease, background-color 0.25s ease;
            white-space: nowrap;
            display: inline-block;
        }

        .nav-link:hover {
            color: #0A1128;
            background-color: #F5F7FA;
        }

        .nav-link.active {
            color: #0A1128;
            font-weight: 700;
            background-color: #F5F7FA;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0.75rem;
            right: 0.75rem;
            height: 2px;
            background-color: #FF6B35;
            border-radius: 2px 2px 0 0;
        }

        .logo-text {
            font-size: 1.25rem;
            font-weight: 700;
            color: #0A1128;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        .logo-star {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #0A1128 0%, #5E4B8B 100%);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            flex-shrink: 0;
        }

        .logo-star svg {
            width: 20px;
            height: 20px;
            fill: none;
            stroke: #FFFFFF;
            stroke-width: 1.5;
        }

        .mobile-menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
        }

        .mobile-menu-toggle:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }

        .mobile-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: #FFFFFF;
            border-bottom: 1px solid #E2E8F0;
            box-shadow: 0 12px 24px rgba(10, 17, 40, 0.08);
            padding: 1rem 1.25rem 1.5rem;
            z-index: 99;
        }

        .mobile-menu.open {
            display: block;
            animation: slideDown 0.25s ease;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .city-selector {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.45rem 0.85rem;
            border: 1px solid #E2E8F0;
            border-radius: 8px;
            font-size: 0.875rem;
            font-weight: 500;
            color: #0A1128;
            background-color: #FFFFFF;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .city-selector:hover {
            border-color: #FF6B35;
            color: #FF6B35;
        }

        .breadcrumb-nav {
            padding-top: 1.5rem;
            padding-bottom: 1rem;
            font-size: 0.875rem;
            color: #4A5568;
        }

        .breadcrumb-nav a {
            color: #4A5568;
        }

        .breadcrumb-nav a:hover {
            color: #FF6B35;
        }

        .breadcrumb-nav .separator {
            margin: 0 0.5rem;
            color: #E2E8F0;
        }

        .pro-column-hero {
            background: linear-gradient(135deg, #0A1128 0%, #1A1130 50%, #0F1B3D 100%);
            border-radius: 18px;
            padding: 3rem 2.5rem;
            position: relative;
            overflow: hidden;
            margin-bottom: 3rem;
        }

        .pro-column-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(1px 1px at 15% 20%, rgba(255, 255, 255, 0.3) 0%, transparent 50%), radial-gradient(1.5px 1.5px at 75% 40%, rgba(255, 255, 255, 0.25) 0%, transparent 55%), radial-gradient(1px 1px at 45% 75%, rgba(255, 255, 255, 0.2) 0%, transparent 50%), radial-gradient(2px 2px at 90% 15%, rgba(255, 255, 255, 0.18) 0%, transparent 55%);
            pointer-events: none;
        }

        .pro-column-hero::after {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 60%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(94, 75, 139, 0.25) 0%, transparent 70%);
            pointer-events: none;
        }

        .pro-column-hero>* {
            position: relative;
            z-index: 2;
        }

        .article-card {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .article-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 30px rgba(10, 17, 40, 0.08);
            border-color: #FF6B35;
        }

        .article-card .card-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-radius: 14px 14px 0 0;
            background-color: #F5F7FA;
        }

        .article-card .card-body {
            padding: 1.25rem 1.25rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .rating-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
            background-color: rgba(255, 107, 53, 0.1);
            color: #FF6B35;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.25rem 0.7rem;
            border-radius: 20px;
        }

        .data-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 500;
            color: #4A5568;
            background-color: #F5F7FA;
            padding: 0.2rem 0.65rem;
            border-radius: 4px;
            margin-right: 0.4rem;
            margin-bottom: 0.4rem;
        }

        .featured-card {
            border-radius: 18px;
            overflow: hidden;
            border: 2px solid #5E4B8B;
            background: #FFFFFF;
            transition: all 0.3s ease;
        }

        .featured-card:hover {
            box-shadow: 0 16px 36px rgba(10, 17, 40, 0.1);
            border-color: #FF6B35;
        }

        .tag-cloud a {
            display: inline-block;
            padding: 0.4rem 1rem;
            background-color: #F5F7FA;
            border: 1px solid #E2E8F0;
            border-radius: 20px;
            font-size: 0.875rem;
            color: #4A5568;
            transition: all 0.25s ease;
            margin: 0.25rem;
        }

        .tag-cloud a:hover {
            background-color: #0A1128;
            color: #FFFFFF;
            border-color: #0A1128;
        }

        .rss-subscribe-box {
            background: linear-gradient(135deg, #0A1128 0%, #1A1130 100%);
            border-radius: 16px;
            padding: 2.5rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .rss-subscribe-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(1px 1px at 25% 30%, rgba(255, 255, 255, 0.25) 0%, transparent 50%), radial-gradient(2px 2px at 75% 60%, rgba(255, 255, 255, 0.2) 0%, transparent 55%);
            pointer-events: none;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: #0A1128;
            color: #FFFFFF;
            padding: 0.75rem 1.75rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.25s ease;
            text-align: center;
            white-space: nowrap;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background-color: #FF6B35;
            color: #FFFFFF;
        }

        .btn-primary:active {
            transform: scale(0.97);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: transparent;
            color: #0A1128;
            padding: 0.7rem 1.6rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.25s ease;
            border: 2px solid #0A1128;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background-color: #5E4B8B;
            color: #FFFFFF;
            border-color: #5E4B8B;
        }

        .btn-secondary:active {
            transform: scale(0.97);
        }

        .btn-orange {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background-color: #FF6B35;
            color: #FFFFFF;
            padding: 0.85rem 2rem;
            border-radius: 10px;
            font-weight: 600;
            font-size: 1.05rem;
            transition: all 0.25s ease;
            border: none;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn-orange:hover {
            background-color: #E55A2B;
            color: #FFFFFF;
        }

        .btn-orange:active {
            transform: scale(0.97);
        }

        .arrow-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-weight: 600;
            font-size: 0.9rem;
            color: #0A1128;
            transition: color 0.25s ease;
        }

        .arrow-link .arrow {
            transition: transform 0.25s ease;
            display: inline-block;
        }

        .arrow-link:hover {
            color: #FF6B35;
        }

        .arrow-link:hover .arrow {
            transform: translateX(4px);
        }

        .site-footer {
            background-color: #0A1128;
            color: rgba(255, 255, 255, 0.7);
            padding-top: 3.5rem;
            padding-bottom: 1.5rem;
            margin-top: 5rem;
        }

        .site-footer .footer-brand-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 0.75rem;
            line-height: 1.7;
        }

        .footer-link {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color 0.25s ease;
        }

        .footer-link:hover {
            color: #FF6B35;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 1.25rem;
            margin-top: 2.5rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 0.75rem;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
            transition: color 0.25s ease;
        }

        .footer-bottom a:hover {
            color: #FF6B35;
        }

        @media (max-width: 1024px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
            .desktop-nav-links {
                display: none !important;
            }
            .mobile-menu-toggle {
                display: flex !important;
            }
        }

        @media (min-width: 1025px) {
            .mobile-menu-toggle {
                display: none !important;
            }
            .mobile-menu {
                display: none !important;
            }
            .desktop-nav-links {
                display: flex !important;
            }
        }

        @media (max-width: 640px) {
            .container {
                padding-left: 1.25rem;
                padding-right: 1.25rem;
            }
            .section-spacing {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
            .pro-column-hero {
                padding: 2rem 1.5rem;
                border-radius: 14px;
            }
            .pro-column-hero h1 {
                font-size: 1.75rem;
            }
            .featured-card {
                border-radius: 14px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 768px) {
            .article-card .card-image {
                height: 150px;
            }
        }