/* roulang page: index */
:root {
            --color-primary: #2563EB;
            --color-primary-dark: #1D4ED8;
            --color-primary-light: #DBEAFE;
            --color-accent: #F97316;
            --color-accent-dark: #EA580C;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #475569;
            --color-border: #E2E8F0;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.04);
            --shadow-card-hover: 0 4px 8px rgba(37, 99, 235, 0.12), 0 12px 32px rgba(15, 23, 42, 0.08);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --container-max: 1280px;
            --section-py: 4rem;
        }

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

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

        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: 1rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            flex-shrink: 0;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

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

        .nav-menu a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }

        .nav-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 4px;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .nav-search input {
            width: 160px;
            height: 38px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 0.75rem;
            font-size: 0.88rem;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-bg);
            color: var(--color-text);
        }

        .nav-search input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
            background: #fff;
        }

        .nav-search input::placeholder {
            color: #94A3B8;
        }

        .btn-join {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.5rem 1.25rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
        }

        .btn-join:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.4);
        }

        .btn-join:active {
            transform: translateY(1px);
        }

        .btn-join:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--color-border);
            background: #fff;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            flex-shrink: 0;
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }
        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        @media (max-width: 1024px) {
            .nav-search input {
                width: 120px;
            }
            .nav-menu a {
                padding: 0.5rem 0.6rem;
                font-size: 0.88rem;
            }
        }

        @media (max-width: 768px) {
            .nav-wrapper {
                flex-wrap: wrap;
                min-height: auto;
                padding: 0.75rem 0;
            }
            .nav-toggle {
                display: flex;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                order: 10;
                padding: 0.5rem 0;
                border-top: 1px solid var(--color-border);
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                display: block;
                padding: 0.7rem 1rem;
                font-size: 1rem;
                text-align: center;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-menu a.active {
                background: var(--color-primary-light);
                border-radius: 8px;
            }
            .nav-search {
                gap: 0.4rem;
            }
            .nav-search input {
                width: 100px;
                height: 34px;
                font-size: 0.82rem;
            }
            .btn-join {
                padding: 0.4rem 1rem;
                font-size: 0.85rem;
            }
        }

        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 11px;
            }
            .nav-search input {
                width: 70px;
                font-size: 0.75rem;
                padding: 0 0.5rem;
            }
            .btn-join {
                padding: 0.35rem 0.75rem;
                font-size: 0.8rem;
                border-radius: 8px;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            min-height: 78vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/a9a5c555e7cce0b9.webp');
            background-size: cover;
            background-position: center;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: rgba(37, 99, 235, 0.85);
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.92) 0%, rgba(15, 23, 42, 0.88) 100%);
            z-index: 1;
        }

        .hero-overlay::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 80px;
            background: var(--color-bg);
            z-index: 2;
        }

        .hero-slice {
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 80px;
            z-index: 3;
            background: var(--color-bg);
            clip-path: polygon(0 100%, 100% 30%, 100% 100%);
        }

        .hero-content {
            position: relative;
            z-index: 4;
            max-width: 720px;
            color: #fff;
            padding: 3rem 0 6rem;
        }

        .hero-content h1 {
            font-size: 2.8rem;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 1.25rem;
            letter-spacing: 0.5px;
        }

        .hero-content p {
            font-size: 1.05rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.92);
            margin-bottom: 2rem;
            max-width: 620px;
        }

        .hero-btn-group {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.8rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 12px rgba(15, 23, 42, 0.25);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
        }
        .btn-primary:active {
            transform: translateY(1px);
        }
        .btn-primary:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 2px;
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.8rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 12px rgba(249, 115, 22, 0.35);
        }

        .btn-accent:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 4px 20px rgba(249, 115, 22, 0.45);
        }
        .btn-accent:active {
            transform: translateY(1px);
        }
        .btn-accent:focus-visible {
            outline: 2px solid #fff;
            outline-offset: 2px;
        }

        @media (max-width: 768px) {
            .hero-section {
                min-height: 62vh;
            }
            .hero-content h1 {
                font-size: 2rem;
                line-height: 1.3;
            }
            .hero-content p {
                font-size: 0.95rem;
                line-height: 1.7;
            }
            .hero-btn-group {
                gap: 0.75rem;
            }
            .btn-primary,
            .btn-accent {
                padding: 0.7rem 1.4rem;
                font-size: 0.92rem;
            }
        }

        @media (max-width: 520px) {
            .hero-section {
                min-height: 56vh;
            }
            .hero-content {
                padding: 2rem 0 5rem;
            }
            .hero-content h1 {
                font-size: 1.55rem;
            }
            .hero-content p {
                font-size: 0.88rem;
                line-height: 1.6;
            }
            .btn-primary,
            .btn-accent {
                padding: 0.6rem 1.1rem;
                font-size: 0.85rem;
                border-radius: 10px;
            }
        }

        /* ===== 通用 Section ===== */
        .section {
            padding: var(--section-py) 0;
        }

        .section-alt {
            background: #fff;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-header {
            margin-bottom: 2.5rem;
        }

        .section-header h2 {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 680px;
        }

        .section-tag {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: 999px;
            margin-bottom: 0.5rem;
        }

        @media (max-width: 768px) {
            .section {
                padding: 3rem 0;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .section-header p {
                font-size: 0.92rem;
            }
        }

        @media (max-width: 520px) {
            .section {
                padding: 2.5rem 0;
            }
            .section-header h2 {
                font-size: 1.2rem;
            }
            .section-header p {
                font-size: 0.88rem;
                line-height: 1.6;
            }
        }

        /* ===== 卡片网格 ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }

        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .grid-3,
            .grid-4,
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
        }

        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: rgba(37, 99, 235, 0.25);
        }

        .card-img-wrap {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 1rem;
            aspect-ratio: 16/9;
        }

        .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .card:hover .card-img-wrap img {
            transform: scale(1.04);
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.5rem;
            line-height: 1.35;
        }

        .card-text {
            font-size: 0.92rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.78rem;
            color: #94A3B8;
            margin-top: 0.75rem;
        }

        .card-tag {
            display: inline-block;
            padding: 0.2rem 0.6rem;
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: 6px;
        }

        /* ===== 倒计时板块 ===== */
        .countdown-section {
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-card);
        }

        .countdown-grid {
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }

        .countdown-text {
            flex: 1;
            min-width: 240px;
        }

        .countdown-text h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .countdown-text p {
            color: var(--color-text-secondary);
            font-size: 0.95rem;
        }

        .countdown-timer {
            display: flex;
            gap: 1rem;
            flex-shrink: 0;
        }

        .countdown-item {
            text-align: center;
            background: var(--color-bg);
            padding: 1rem 1.25rem;
            border-radius: 12px;
            border: 1px solid var(--color-border);
        }

        .countdown-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
        }

        .countdown-label {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            margin-top: 0.25rem;
        }

        @media (max-width: 768px) {
            .countdown-grid {
                flex-direction: column;
                align-items: flex-start;
            }
            .countdown-timer {
                gap: 0.6rem;
                flex-wrap: wrap;
            }
            .countdown-number {
                font-size: 1.6rem;
            }
            .countdown-item {
                padding: 0.7rem 0.9rem;
            }
        }

        /* ===== 数据大字 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .stat-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 1.75rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition-normal);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .stat-number {
            font-size: 2.4rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.1;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 0.4rem;
        }

        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .stat-number {
                font-size: 1.7rem;
            }
            .stat-card {
                padding: 1.1rem;
            }
        }

        /* ===== 步骤条 ===== */
        .step-list {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.25rem;
            position: relative;
        }

        .step-item {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 1.5rem 1rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            position: relative;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            margin-bottom: 0.75rem;
        }

        .step-title {
            font-weight: 600;
            font-size: 0.98rem;
            margin-bottom: 0.4rem;
            color: var(--color-text);
        }

        .step-desc {
            font-size: 0.84rem;
            color: var(--color-text-secondary);
            line-height: 1.55;
        }

        @media (max-width: 1024px) {
            .step-list {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 768px) {
            .step-list {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
        }

        .news-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--color-card);
            border-radius: 12px;
            padding: 1rem 1.25rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
        }

        .news-item:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(37, 99, 235, 0.25);
        }

        .news-date {
            font-size: 0.8rem;
            color: #94A3B8;
            white-space: nowrap;
            min-width: 55px;
        }

        .news-title {
            flex: 1;
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.4;
        }

        .news-tag {
            padding: 0.2rem 0.6rem;
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-size: 0.73rem;
            font-weight: 600;
            border-radius: 6px;
            white-space: nowrap;
        }

        @media (max-width: 520px) {
            .news-item {
                flex-wrap: wrap;
                padding: 0.85rem 1rem;
            }
            .news-title {
                font-size: 0.9rem;
                min-width: 100%;
                order: 3;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-card);
            border-radius: 12px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: border-color var(--transition-normal);
        }

        .faq-item.active {
            border-color: var(--color-primary);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.1rem 1.4rem;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            gap: 1rem;
            transition: color var(--transition-fast);
            width: 100%;
            text-align: left;
        }

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

        .faq-icon {
            width: 20px;
            height: 20px;
            position: relative;
            flex-shrink: 0;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            background: var(--color-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast);
        }
        .faq-icon::before {
            top: 50%;
            left: 0;
            right: 0;
            height: 2px;
            transform: translateY(-50%);
        }
        .faq-icon::after {
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            transform: translateX(-50%);
        }
        .faq-item.active .faq-icon::after {
            transform: translateX(-50%) rotate(90deg);
            opacity: 0;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 1.4rem;
        }

        .faq-item.active .faq-answer {
            max-height: 300px;
            padding-bottom: 1.2rem;
        }

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

        /* ===== 口碑卡片 ===== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .testimonial-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 1.75rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition-normal);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .testimonial-text {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }

        .testimonial-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .testimonial-name {
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-text);
        }
        .testimonial-role {
            font-size: 0.78rem;
            color: #94A3B8;
        }

        @media (max-width: 768px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.9), rgba(15, 23, 42, 0.92));
            border-radius: var(--radius-card);
            padding: 3.5rem 2rem;
            text-align: center;
            color: #fff;
            position: relative;
            overflow: hidden;
            margin-bottom: 2rem;
        }

        .cta-section h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }
        .cta-section p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.9);
            line-height: 1.7;
            margin-bottom: 2rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            .cta-section {
                padding: 2.5rem 1.5rem;
            }
            .cta-section h2 {
                font-size: 1.5rem;
            }
            .cta-section p {
                font-size: 0.92rem;
            }
        }

        /* ===== 表单 ===== */
        .form-wrap {
            max-width: 520px;
            margin: 0 auto;
        }

        .form-group {
            margin-bottom: 1rem;
            text-align: left;
        }

        .form-group label {
            display: block;
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--color-text);
            margin-bottom: 0.35rem;
        }

        .form-input {
            width: 100%;
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 1rem;
            font-size: 0.95rem;
            outline: none;
            background: #fff;
            color: var(--color-text);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .form-input::placeholder {
            color: #94A3B8;
        }

        .btn-submit {
            width: 100%;
            height: 44px;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), transform var(--transition-fast);
            box-shadow: 0 2px 10px rgba(249, 115, 22, 0.3);
        }
        .btn-submit:hover {
            background: var(--color-accent-dark);
        }
        .btn-submit:active {
            transform: translateY(1px);
        }
        .btn-submit:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* ===== 左右图文 ===== */
        .split-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .split-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 16/10;
        }
        .split-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .split-content h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: var(--color-text);
            line-height: 1.3;
        }
        .split-content p {
            font-size: 0.98rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        @media (max-width: 768px) {
            .split-section {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .split-content h2 {
                font-size: 1.3rem;
            }
        }

        /* ===== 品牌介绍 (宽版) ===== */
        .brand-section {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        .brand-text h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--color-text);
            line-height: 1.3;
        }

        .brand-text p {
            font-size: 0.98rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 0.75rem;
        }

        .brand-img {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            aspect-ratio: 16/9;
        }
        .brand-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        @media (max-width: 768px) {
            .brand-section {
                grid-template-columns: 1fr;
                padding: 1.75rem 1.25rem;
                gap: 1.5rem;
            }
            .brand-text h2 {
                font-size: 1.3rem;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0F172A;
            color: #fff;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
        }

        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
            color: #fff;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: #94A3B8;
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-links h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.85rem;
        }

        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            font-size: 0.88rem;
            color: #94A3B8;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: #fff;
        }

        .footer-bottom {
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.82rem;
            color: #64748B;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
        }
        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .site-footer {
                padding: 2rem 0 1.5rem;
            }
        }

        /* ===== 查看更多 ===== */
        .view-more {
            text-align: center;
            margin-top: 1.5rem;
        }
        .view-more a {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.92rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }
        .view-more a:hover {
            color: var(--color-primary-dark);
        }

        /* ===== 社区帖子 ===== */
        .community-list {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }
        .community-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: #fff;
            border-radius: 12px;
            padding: 0.9rem 1.2rem;
            border: 1px solid var(--color-border);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }
        .community-item:hover {
            border-color: rgba(37, 99, 235, 0.3);
            box-shadow: var(--shadow-card);
        }

        .community-badge {
            padding: 0.2rem 0.55rem;
            background: #F0F9FF;
            color: #0284C7;
            font-size: 0.73rem;
            font-weight: 600;
            border-radius: 6px;
            white-space: nowrap;
        }
        .community-title {
            flex: 1;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text);
        }
        .community-count {
            font-size: 0.8rem;
            color: #94A3B8;
            white-space: nowrap;
        }

        @media (max-width: 520px) {
            .community-item {
                flex-wrap: wrap;
                padding: 0.8rem 1rem;
            }
            .community-title {
                min-width: 100%;
                order: 3;
            }
        }

        /* ===== 礼包权益卡 ===== */
        .benefit-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 1.75rem;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            text-align: center;
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
        }
        .benefit-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .benefit-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.3rem;
            margin: 0 auto 1rem;
        }
        .benefit-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--color-text);
        }
        .benefit-card p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .benefit-card {
                padding: 1.4rem;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #2563EB;
            --color-primary-dark: #1D4ED8;
            --color-primary-light: #DBEAFE;
            --color-accent: #F97316;
            --color-accent-dark: #EA580C;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #475569;
            --color-border: #E2E8F0;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.04);
            --shadow-card-hover: 0 4px 8px rgba(37, 99, 235, 0.12), 0 12px 32px rgba(15, 23, 42, 0.08);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --container-max: 1280px;
            --section-py: 4rem;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-fast);
        }
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }
        @media (max-width: 640px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: 1rem;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--color-primary);
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 1px;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }
        .nav-menu li {
            list-style: none;
        }
        .nav-menu a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
        }
        .nav-menu a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }
        .nav-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 4px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }
        .nav-search input {
            width: 160px;
            height: 38px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 0.75rem;
            font-size: 0.88rem;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-bg);
            color: var(--color-text);
        }
        .nav-search input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
            background: #fff;
        }
        .nav-search input::placeholder {
            color: #94A3B8;
        }
        .btn-join {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.5rem 1.25rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 1px 3px rgba(249, 115, 22, 0.2);
        }
        .btn-join:hover {
            background: var(--color-accent-dark);
            transform: translateY(-1px);
        }
        .btn-join:active {
            transform: translateY(1px);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 4px;
            width: 40px;
            height: 36px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            background: #fff;
            transition: border-color var(--transition-fast);
        }
        .nav-toggle:hover {
            border-color: var(--color-primary);
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }
        @media (max-width: 1024px) {
            .nav-toggle {
                display: flex;
            }
            .nav-menu {
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #FFFFFF;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 1.5rem;
                gap: 0.5rem;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
                display: none;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.75rem 1rem;
                font-size: 1rem;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-search {
                display: none;
            }
            .nav-search.mobile {
                display: flex;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                padding: 0.75rem 1.5rem;
                border-bottom: 1px solid var(--color-border);
                z-index: 60;
            }
        }
        @media (max-width: 520px) {
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 12px;
            }
        }
        .category-banner {
            background: linear-gradient(135deg, #FFFFFF 0%, #F0F6FF 50%, #FEF3E7 100%);
            border-bottom: 1px solid var(--color-border);
            padding: 3rem 0 2rem;
            background-image: url('/assets/images/05419687f13dc32f.webp');
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .category-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(248, 250, 252, 0.88);
        }
        .category-banner .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 1.25rem;
            flex-wrap: wrap;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: #94A3B8;
        }
        .category-banner h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.75rem;
            line-height: 1.3;
        }
        .category-banner .subtitle {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 640px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .category-banner h1 {
                font-size: 1.75rem;
            }
            .category-banner .subtitle {
                font-size: 0.95rem;
            }
        }
        section {
            padding: var(--section-py) 0;
        }
        section:nth-child(even):not(.no-alt) {
            background: #FFFFFF;
        }
        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.75rem;
            line-height: 1.35;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 720px;
            margin-bottom: 2rem;
        }
        .event-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 1024px) {
            .event-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .event-grid {
                grid-template-columns: 1fr;
            }
        }
        .event-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
            display: flex;
            flex-direction: column;
            border: 1px solid var(--color-border);
        }
        .event-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .event-card .card-image {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #E2E8F0;
        }
        .event-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }
        .event-card:hover .card-image img {
            transform: scale(1.05);
        }
        .event-card .card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.3rem 0.7rem;
            border-radius: 999px;
            z-index: 2;
        }
        .event-card .card-tag.accent {
            background: var(--color-accent);
        }
        .event-card .card-body {
            padding: 1.25rem 1.35rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .event-card .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }
        .event-card .card-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .event-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: 1rem;
            padding-top: 0.75rem;
            border-top: 1px solid var(--color-border);
            font-size: 0.8rem;
            color: #94A3B8;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .event-card .card-meta .date {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .stats-panel {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.75rem;
            border: 1px solid var(--color-border);
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            margin-top: 1.5rem;
        }
        @media (max-width: 768px) {
            .stats-panel {
                grid-template-columns: repeat(2, 1fr);
                padding: 1.25rem;
            }
        }
        @media (max-width: 480px) {
            .stats-panel {
                grid-template-columns: 1fr;
            }
        }
        .stat-item {
            text-align: center;
        }
        .stat-item .stat-number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }
        .stat-item .stat-number.orange {
            color: var(--color-accent);
        }
        .stat-item .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-top: 0.25rem;
        }
        .recommend-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .recommend-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: var(--color-card);
            border-radius: var(--radius-card);
            padding: 1rem 1.25rem;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-normal), border-color var(--transition-normal);
        }
        .recommend-item:hover {
            border-color: var(--color-primary-light);
            box-shadow: var(--shadow-card-hover);
        }
        .recommend-item .recommend-thumb {
            width: 72px;
            height: 56px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
            background: #E2E8F0;
        }
        .recommend-item .recommend-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .recommend-item .recommend-info {
            flex: 1;
            min-width: 0;
        }
        .recommend-item .recommend-title {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.2rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .recommend-item .recommend-desc {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .recommend-item .recommend-link {
            color: var(--color-primary);
            font-size: 0.85rem;
            font-weight: 500;
            flex-shrink: 0;
            margin-left: auto;
        }
        .recommend-item .recommend-link:hover {
            color: var(--color-primary-dark);
        }
        .cta-subscribe {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 60%, var(--color-accent) 100%);
            border-radius: var(--radius-card);
            padding: 2.5rem 2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 2rem;
            color: #fff;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .cta-subscribe {
                flex-direction: column;
                text-align: center;
                padding: 1.75rem 1.25rem;
            }
        }
        .cta-subscribe .cta-text h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        .cta-subscribe .cta-text p {
            font-size: 0.95rem;
            opacity: 0.9;
            max-width: 480px;
            line-height: 1.6;
        }
        .cta-subscribe .cta-form {
            display: flex;
            gap: 0.75rem;
            flex-shrink: 0;
            flex-wrap: wrap;
            justify-content: center;
        }
        .cta-subscribe .cta-form input {
            width: 220px;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-input);
            padding: 0 1rem;
            font-size: 0.9rem;
            outline: none;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            transition: background var(--transition-fast), border-color var(--transition-fast);
        }
        .cta-subscribe .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }
        .cta-subscribe .cta-form input:focus {
            background: rgba(255, 255, 255, 0.25);
            border-color: #fff;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
        }
        .btn-submit {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0 1.75rem;
            height: 42px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }
        .btn-submit:hover {
            background: var(--color-accent-dark);
            transform: translateY(-1px);
        }
        .btn-submit:active {
            transform: translateY(1px);
        }
        .btn-view-more {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.65rem 2rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), color var(--transition-fast);
            margin-top: 2rem;
        }
        .btn-view-more:hover {
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
        }
        .badge-live {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: #DC2626;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.25rem 0.6rem;
            border-radius: 999px;
            letter-spacing: 0.5px;
        }
        .badge-live .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #fff;
            animation: pulse-dot 1.2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.4);
            }
        }
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            max-width: 820px;
        }
        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: border-color var(--transition-fast);
        }
        .faq-item:hover {
            border-color: var(--color-primary-light);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.1rem 1.25rem;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            cursor: pointer;
            user-select: none;
            transition: background var(--transition-fast);
            background: none;
            text-align: left;
            width: 100%;
        }
        .faq-question:hover {
            background: var(--color-primary-light);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 1.2rem;
            font-weight: 700;
            transition: transform var(--transition-normal);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 1.25rem 1.25rem;
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        .site-footer {
            background: #0F172A;
            color: #CBD5E1;
            padding: 3.5rem 0 2rem;
            font-size: 0.9rem;
        }
        .site-footer a {
            color: #CBD5E1;
            transition: color var(--transition-fast);
        }
        .site-footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }
        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }
        .footer-brand p {
            font-size: 0.88rem;
            line-height: 1.7;
            color: #94A3B8;
            max-width: 360px;
        }
        .footer-links h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.5px;
        }
        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .footer-links li {
            list-style: none;
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
            color: #94A3B8;
        }

/* roulang page: category2 */
:root {
            --color-primary: #2563EB;
            --color-primary-dark: #1D4ED8;
            --color-primary-light: #DBEAFE;
            --color-accent: #F97316;
            --color-accent-dark: #EA580C;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #475569;
            --color-border: #E2E8F0;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.04);
            --shadow-card-hover: 0 4px 8px rgba(37, 99, 235, 0.12), 0 12px 32px rgba(15, 23, 42, 0.08);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --container-max: 1280px;
            --section-py: 4rem;
        }

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

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

        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: 1rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            flex-shrink: 0;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

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

        .nav-menu a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }

        .nav-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 4px;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .nav-search input {
            width: 160px;
            height: 38px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 0.75rem;
            font-size: 0.88rem;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-bg);
            color: var(--color-text);
        }

        .nav-search input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
            background: #fff;
        }

        .nav-search input::placeholder {
            color: #94A3B8;
        }

        .btn-join {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.5rem 1.25rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 6px rgba(249, 115, 22, 0.25);
        }

        .btn-join:hover {
            background: var(--color-accent-dark);
            box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
            transform: translateY(-1px);
        }

        .btn-join:active {
            transform: translateY(1px);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 0.5rem;
            border-radius: 8px;
            background: transparent;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            border-radius: 4px;
            transition: all var(--transition-fast);
        }

        /* ===== 通用按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.65rem 1.6rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 6px rgba(37, 99, 235, 0.2);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(1px);
        }

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

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: #fff;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.6rem 1.5rem;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-primary);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
        }

        .btn-secondary:hover {
            background: var(--color-primary-light);
            transform: translateY(-1px);
        }

        .btn-secondary:active {
            transform: translateY(1px);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding-top: var(--section-py);
            padding-bottom: var(--section-py);
        }

        .section-alt {
            background: #fff;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-header {
            max-width: 720px;
            margin-bottom: 2.5rem;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 0.75rem;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-size: 0.82rem;
            font-weight: 600;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            margin-bottom: 0.8rem;
            letter-spacing: 0.5px;
        }

        /* ===== 分类H1紧凑条幅 ===== */
        .category-banner {
            background: linear-gradient(135deg, #EFF6FF 0%, #F8FAFC 55%, #FFF7ED 100%);
            border-bottom: 1px solid var(--color-border);
            padding-top: 2.5rem;
            padding-bottom: 2rem;
        }

        .category-banner .h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.4;
            margin-bottom: 0.75rem;
        }

        .category-banner .h1-sub {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 720px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 1rem;
        }

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

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

        .breadcrumb .sep {
            color: #94A3B8;
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

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

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

        .card-image {
            position: relative;
            padding-top: 56.25%;
            overflow: hidden;
            background: #E2E8F0;
        }

        .card-image img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-normal);
        }

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

        .card-image .card-badge {
            position: absolute;
            top: 0.75rem;
            left: 0.75rem;
            background: var(--color-accent);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.65rem;
            border-radius: 20px;
            z-index: 2;
        }

        .card-body {
            padding: 1.25rem;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.5rem;
            line-height: 1.5;
        }

        .card-desc {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.75rem;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: #94A3B8;
        }

        .card-meta .meta-tag {
            background: var(--color-bg);
            color: var(--color-text-secondary);
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            font-weight: 500;
        }

        /* ===== 选手数据支撑板块 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
        }

        .stat-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
        }

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

        .stat-value {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 0.4rem;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        .stat-note {
            font-size: 0.8rem;
            color: #94A3B8;
            margin-top: 0.3rem;
        }

        /* ===== 战队荣誉 ===== */
        .honor-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .honor-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 1.25rem 1.5rem;
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
        }

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

        .honor-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            flex-shrink: 0;
        }

        .honor-content h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.3rem;
        }

        .honor-content p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ===== 青训招募 ===== */
        .recruit-panel {
            background: linear-gradient(135deg, #EFF6FF 0%, #F8FAFC 60%, #FFF7ED 100%);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 2.5rem;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            align-items: center;
        }

        .recruit-panel h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.75rem;
        }

        .recruit-panel p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .recruit-points {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            margin-bottom: 1.5rem;
        }

        .recruit-points li {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.95rem;
            color: var(--color-text);
        }

        .recruit-points li::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }

        .recruit-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .recruit-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        /* ===== CTA/订阅 ===== */
        .cta-panel {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.92) 0%, rgba(15, 23, 42, 0.95) 100%);
            border-radius: var(--radius-card);
            padding: 3rem 2.5rem;
            text-align: center;
            color: #fff;
        }

        .cta-panel h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .cta-panel p {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.7;
            margin-bottom: 1.5rem;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-form {
            display: flex;
            gap: 0.75rem;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form input {
            flex: 1;
            min-width: 240px;
            height: 46px;
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: var(--radius-input);
            padding: 0 1rem;
            font-size: 0.95rem;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            outline: none;
            transition: border-color var(--transition-fast), background var(--transition-fast);
        }

        .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .cta-form input:focus {
            border-color: rgba(255, 255, 255, 0.7);
            background: rgba(255, 255, 255, 0.2);
        }

        .cta-form .btn-cta {
            height: 46px;
            padding: 0 1.75rem;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast);
        }

        .cta-form .btn-cta:hover {
            background: var(--color-accent-dark);
            transform: translateY(-1px);
        }

        .cta-form .btn-cta:active {
            transform: translateY(1px);
        }

        /* ===== 查看更多 ===== */
        .load-more {
            text-align: center;
            margin-top: 2rem;
        }

        .load-more a {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.6rem 1.5rem;
            border: 1px solid var(--color-primary);
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .load-more a:hover {
            background: var(--color-primary);
            color: #fff;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0F172A;
            color: #E2E8F0;
            padding-top: 3rem;
            padding-bottom: 1.5rem;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2rem;
        }

        .footer-brand h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            color: #94A3B8;
            line-height: 1.7;
            max-width: 340px;
        }

        .footer-links h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .footer-links ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-links a {
            font-size: 0.88rem;
            color: #94A3B8;
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--color-primary-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.75rem;
            font-size: 0.82rem;
            color: #64748B;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .recruit-panel {
                grid-template-columns: 1fr;
                padding: 2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 2rem;
            }
            .nav-search input {
                width: 120px;
            }
        }

        @media (max-width: 768px) {
            .nav-toggle {
                display: flex;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem;
                gap: 0.25rem;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
                z-index: 49;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.75rem 1rem;
                font-size: 1rem;
                border-radius: 8px;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-search {
                gap: 0.4rem;
            }
            .nav-search input {
                width: 100px;
                height: 36px;
                font-size: 0.8rem;
            }
            .btn-join {
                padding: 0.45rem 0.9rem;
                font-size: 0.82rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .category-banner .h1 {
                font-size: 1.5rem;
            }
            .section-title {
                font-size: 1.4rem;
            }
            .cta-panel {
                padding: 2rem 1.25rem;
            }
            .cta-form input {
                min-width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .recruit-panel {
                padding: 1.5rem;
            }
            .honor-item {
                flex-direction: column;
                gap: 0.75rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 0.85rem;
                padding-right: 0.85rem;
            }
            .nav-wrapper {
                gap: 0.5rem;
            }
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 11px;
            }
            .nav-search input {
                width: 80px;
                padding: 0 0.5rem;
                font-size: 0.75rem;
            }
            .btn-join {
                padding: 0.4rem 0.7rem;
                font-size: 0.75rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .stat-value {
                font-size: 2rem;
            }
            .category-banner .h1 {
                font-size: 1.25rem;
            }
            .section {
                padding-top: 2.5rem;
                padding-bottom: 2.5rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #2563EB;
            --color-primary-dark: #1D4ED8;
            --color-primary-light: #DBEAFE;
            --color-accent: #F97316;
            --color-accent-dark: #EA580C;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #475569;
            --color-border: #E2E8F0;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.04);
            --shadow-card-hover: 0 4px 8px rgba(37, 99, 235, 0.12), 0 12px 32px rgba(15, 23, 42, 0.08);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --container-max: 1280px;
            --section-py: 4rem;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            font-size: 16px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
        }

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

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: 1rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            flex-shrink: 0;
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

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

        .nav-menu a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }

        .nav-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 4px;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .nav-search input {
            width: 160px;
            height: 38px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 0.75rem;
            font-size: 0.88rem;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-bg);
            color: var(--color-text);
        }

        .nav-search input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
            background: #fff;
        }

        .nav-search input::placeholder {
            color: #94A3B8;
        }

        .btn-join {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.5rem 1.25rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.25);
        }

        .btn-join:hover {
            background: var(--color-accent-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
        }

        .btn-join:active {
            transform: translateY(0);
            box-shadow: 0 2px 6px rgba(249, 115, 22, 0.25);
        }

        .btn-join:focus {
            outline: 2px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* 汉堡菜单 */
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            border-radius: 8px;
            background: var(--color-bg);
            border: 1px solid var(--color-border);
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }

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

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

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

        /* 按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.7rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
        }

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

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

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: #fff;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.7rem 1.75rem;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-primary);
            transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
        }

        .btn-secondary:hover {
            background: var(--color-primary-light);
            transform: translateY(-1px);
        }

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

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

        /* 卡片 */
        .card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
        }

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

        .card-img-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #E2E8F0;
        }

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

        .card:hover .card-img-wrap img {
            transform: scale(1.05);
        }

        .card-body {
            padding: 1.25rem;
        }

        .card-tag {
            display: inline-block;
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            margin-bottom: 0.6rem;
        }

        .card-tag.accent {
            background: #FFF7ED;
            color: var(--color-accent);
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.4rem;
            line-height: 1.4;
        }

        .card-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 0.75rem;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.8rem;
            color: #94A3B8;
        }

        /* 分类页 H1 紧凑条幅 */
        .page-banner {
            background: linear-gradient(135deg, var(--color-primary-light) 0%, #F1F5F9 60%, #FFFFFF 100%);
            border-bottom: 1px solid var(--color-border);
            padding: 2.5rem 0 2rem;
        }

        .page-banner h1 {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.5rem;
            line-height: 1.3;
        }

        .page-banner .banner-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.7;
        }

        /* 板块 */
        .section {
            padding: var(--section-py) 0;
        }

        .section-title {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.5rem;
            line-height: 1.4;
        }

        .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            margin-bottom: 2rem;
            line-height: 1.7;
            max-width: 680px;
        }

        /* 网格 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

        .stat-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.5rem;
            text-align: center;
            transition: box-shadow var(--transition-normal);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-card-hover);
        }

        .stat-number {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 0.3rem;
        }

        /* 导师卡片 */
        .mentor-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            display: flex;
            gap: 1rem;
            padding: 1.25rem;
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
        }

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

        .mentor-avatar {
            width: 64px;
            height: 64px;
            border-radius: 12px;
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            flex-shrink: 0;
            overflow: hidden;
        }

        .mentor-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .mentor-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.2rem;
        }

        .mentor-info p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* 查看更多 */
        .load-more {
            text-align: center;
            margin-top: 2rem;
        }

        .load-more a {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.6rem 1.5rem;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-border);
            background: #fff;
            transition: all var(--transition-fast);
        }

        .load-more a:hover {
            border-color: var(--color-primary);
            background: var(--color-primary-light);
        }

        /* 表单 */
        .form-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 2rem;
        }

        .form-input {
            width: 100%;
            height: 44px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 1rem;
            font-size: 0.9rem;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: #fff;
            color: var(--color-text);
            margin-bottom: 1rem;
        }

        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .form-input::placeholder {
            color: #94A3B8;
        }

        /* 页脚 */
        .site-footer {
            background: var(--color-text);
            color: #E2E8F0;
            padding: 3rem 0 1.5rem;
            margin-top: auto;
        }

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

        .footer-brand h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .footer-brand p {
            font-size: 0.88rem;
            color: #94A3B8;
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-links h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .footer-links ul {
            list-style: none;
            padding: 0;
        }

        .footer-links ul li {
            margin-bottom: 0.4rem;
        }

        .footer-links ul li a {
            font-size: 0.85rem;
            color: #94A3B8;
            transition: color var(--transition-fast);
        }

        .footer-links ul li a:hover {
            color: var(--color-accent);
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: #64748B;
            padding-top: 1.5rem;
            border-top: 1px solid #1E293B;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .nav-menu {
                gap: 0.1rem;
            }

            .nav-menu a {
                padding: 0.5rem 0.6rem;
                font-size: 0.88rem;
            }

            .nav-search input {
                width: 120px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

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

            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 8px 16px rgba(15, 23, 42, 0.06);
                flex-direction: column;
                align-items: stretch;
                padding: 0.75rem 1rem;
                gap: 0.25rem;
            }

            .nav-menu.open {
                display: flex;
            }

            .nav-menu a {
                display: block;
                padding: 0.6rem 0.75rem;
                text-align: left;
                font-size: 0.95rem;
            }

            .nav-menu a.active::after {
                display: none;
            }

            .nav-menu a.active {
                background: var(--color-primary-light);
                border-radius: 8px;
            }

            .nav-search {
                display: none;
            }

            .page-banner h1 {
                font-size: 1.5rem;
            }

            .stats-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }

            .section {
                padding: 2.5rem 0;
            }

            .section-title {
                font-size: 1.3rem;
            }

            .mentor-card {
                flex-direction: column;
                align-items: flex-start;
            }

            .mentor-avatar {
                width: 48px;
                height: 48px;
                border-radius: 8px;
                font-size: 1.2rem;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 0.75rem;
                padding-right: 0.75rem;
            }

            .nav-logo {
                font-size: 1rem;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 12px;
                border-radius: 6px;
            }

            .page-banner h1 {
                font-size: 1.25rem;
            }

            .page-banner {
                padding: 1.5rem 0 1.25rem;
            }

            .btn-join {
                padding: 0.4rem 0.9rem;
                font-size: 0.82rem;
            }
        }

/* roulang page: category4 */
:root {
            --color-primary: #2563EB;
            --color-primary-dark: #1D4ED8;
            --color-primary-light: #DBEAFE;
            --color-accent: #F97316;
            --color-accent-dark: #EA580C;
            --color-bg: #F8FAFC;
            --color-card: #FFFFFF;
            --color-text: #0F172A;
            --color-text-secondary: #475569;
            --color-border: #E2E8F0;
            --radius-card: 16px;
            --radius-btn: 12px;
            --radius-input: 10px;
            --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.04);
            --shadow-card-hover: 0 4px 8px rgba(37, 99, 235, 0.12), 0 12px 32px rgba(15, 23, 42, 0.08);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --container-max: 1280px;
            --section-py: 4rem;
        }

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

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

        body {
            font-family: var(--font-family);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            font-size: 16px;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            font-size: inherit;
            transition: all var(--transition-fast);
        }

        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

        @media (max-width: 768px) {
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: #FFFFFF;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04);
        }

        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: 1rem;
            position: relative;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--color-text);
            flex-shrink: 0;
            transition: color var(--transition-fast);
        }

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

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            letter-spacing: 1px;
            flex-shrink: 0;
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 0.25rem;
            list-style: none;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

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

        .nav-menu a {
            display: inline-block;
            padding: 0.5rem 0.85rem;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: 8px;
            position: relative;
            transition: color var(--transition-fast), background var(--transition-fast);
        }

        .nav-menu a:hover {
            color: var(--color-primary);
            background: var(--color-primary-light);
        }

        .nav-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
        }

        .nav-menu a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--color-primary);
            border-radius: 4px;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-shrink: 0;
        }

        .nav-search input {
            width: 160px;
            height: 38px;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-input);
            padding: 0 0.75rem;
            font-size: 0.88rem;
            outline: none;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            background: var(--color-bg);
            color: var(--color-text);
        }

        .nav-search input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
            background: #fff;
        }

        .nav-search input::placeholder {
            color: #94A3B8;
        }

        .btn-join {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-accent);
            color: #fff;
            font-weight: 600;
            font-size: 0.9rem;
            padding: 0.5rem 1.25rem;
            border-radius: var(--radius-btn);
            white-space: nowrap;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 8px rgba(249, 115, 22, 0.25);
        }

        .btn-join:hover {
            background: var(--color-accent-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
        }

        .btn-join:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(249, 115, 22, 0.2);
        }

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

        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            border: 1px solid var(--color-border);
            background: #fff;
            gap: 4px;
            position: relative;
            z-index: 110;
            transition: border-color var(--transition-fast);
        }

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

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
            transform-origin: center;
        }

        .nav-toggle.mobile-open span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }

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

        .nav-toggle.mobile-open span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        /* 移动端导航 */
        @media (max-width: 1023px) {
            .nav-toggle {
                display: flex;
            }
            .nav-search {
                display: none;
            }
            .nav-menu {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 0.75rem 1rem;
                border-bottom: 1px solid var(--color-border);
                box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
                border-radius: 0 0 16px 16px;
                display: none;
                z-index: 105;
                gap: 0.25rem;
            }
            .nav-menu.mobile-open {
                display: flex;
            }
            .nav-menu a {
                display: block;
                padding: 0.7rem 1rem;
                border-radius: 8px;
                text-align: left;
                font-size: 1rem;
            }
            .nav-menu a.active::after {
                display: none;
            }
            .nav-menu a.active {
                background: var(--color-primary-light);
                font-weight: 600;
            }
        }

        @media (min-width: 1024px) {
            .nav-toggle {
                display: none;
            }
            .nav-menu {
                display: flex !important;
            }
        }

        @media (max-width: 640px) {
            .nav-logo {
                font-size: 1rem;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 12px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0F172A;
            color: #E2E8F0;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand h3 {
            color: #FFFFFF;
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.75rem;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.7;
            color: #CBD5E1;
            max-width: 300px;
        }

        .footer-links h4 {
            color: #FFFFFF;
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

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

        .footer-links li {
            margin-bottom: 0.5rem;
        }

        .footer-links a {
            color: #94A3B8;
            font-size: 0.88rem;
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: #FFFFFF;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 1.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.75rem;
            font-size: 0.82rem;
            color: #94A3B8;
        }

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 1.5rem;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
            }
        }

        /* ===== 通用按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(37, 99, 235, 0.35);
        }

        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 1px 4px rgba(37, 99, 235, 0.2);
        }

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

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: #FFFFFF;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.75rem 1.75rem;
            border-radius: var(--radius-btn);
            border: 2px solid var(--color-primary);
            transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: var(--color-primary-light);
            transform: translateY(-1px);
        }

        .btn-outline:active {
            transform: translateY(1px);
        }

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

        /* ===== 分类页 H1 紧凑条幅 ===== */
        .category-banner {
            background: linear-gradient(135deg, #EFF6FF 0%, #F0F9FF 50%, #FEF2F2 100%);
            border-bottom: 1px solid var(--color-border);
            padding: 3rem 0 2.5rem;
            position: relative;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(37, 99, 235, 0.05);
            pointer-events: none;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 150px;
            height: 150px;
            border-radius: 50%;
            background: rgba(249, 115, 22, 0.06);
            pointer-events: none;
        }

        .category-banner .container {
            position: relative;
            z-index: 1;
        }

        .category-banner h1 {
            font-size: 2.25rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            margin-bottom: 0.75rem;
        }

        .category-banner p {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 720px;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .category-banner h1 {
                font-size: 1.7rem;
            }
            .category-banner p {
                font-size: 0.95rem;
            }
            .category-banner {
                padding: 2rem 0 1.75rem;
            }
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--section-py) 0;
        }

        .section-alt {
            background: #FFFFFF;
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.5rem;
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 0.98rem;
            color: var(--color-text-secondary);
            max-width: 680px;
            line-height: 1.7;
            margin-bottom: 2rem;
        }

        @media (max-width: 768px) {
            .section-title {
                font-size: 1.35rem;
            }
            .section {
                padding: 2.5rem 0;
            }
        }

        /* ===== 卡片 ===== */
        .data-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: box-shadow var(--transition-normal), transform var(--transition-normal);
            border: 1px solid rgba(226, 232, 240, 0.6);
            display: flex;
            flex-direction: column;
        }

        .data-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(37, 99, 235, 0.2);
        }

        .data-card-img {
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            background: #F1F5F9;
        }

        .data-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .data-card:hover .data-card-img img {
            transform: scale(1.04);
        }

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

        .data-card-tag {
            display: inline-block;
            background: var(--color-primary-light);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.7rem;
            border-radius: 999px;
            margin-bottom: 0.6rem;
            align-self: flex-start;
        }

        .data-card h3 {
            font-size: 1.08rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.4rem;
            line-height: 1.45;
        }

        .data-card p {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
            margin-bottom: 0.9rem;
            flex: 1;
        }

        .data-card-meta {
            font-size: 0.78rem;
            color: #94A3B8;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .data-card-meta .dot {
            width: 4px;
            height: 4px;
            background: #CBD5E1;
            border-radius: 50%;
        }

        /* ===== 表格样式 ===== */
        .data-table-wrapper {
            overflow-x: auto;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            background: #fff;
            border: 1px solid var(--color-border);
        }

        .data-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.88rem;
            min-width: 600px;
        }

        .data-table th {
            background: #F8FAFC;
            color: var(--color-text-secondary);
            font-weight: 600;
            text-align: left;
            padding: 0.85rem 1.25rem;
            border-bottom: 1px solid var(--color-border);
            white-space: nowrap;
            font-size: 0.82rem;
        }

        .data-table td {
            padding: 0.75rem 1.25rem;
            border-bottom: 1px solid #F1F5F9;
            color: var(--color-text);
        }

        .data-table tr:hover td {
            background: #F8FAFC;
        }

        .data-table tr:last-child td {
            border-bottom: none;
        }

        .trend-up {
            color: #16A34A;
            font-weight: 600;
            font-size: 0.85rem;
        }

        .trend-down {
            color: #DC2626;
            font-weight: 600;
            font-size: 0.85rem;
        }

        .trend-flat {
            color: #94A3B8;
            font-weight: 600;
            font-size: 0.85rem;
        }

        /* ===== 排名列表 ===== */
        .rank-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
        }

        .rank-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: #fff;
            border-radius: 12px;
            padding: 0.85rem 1.15rem;
            border: 1px solid var(--color-border);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .rank-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateX(4px);
        }

        .rank-num {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            flex-shrink: 0;
            background: #F1F5F9;
            color: var(--color-text-secondary);
        }

        .rank-item:nth-child(1) .rank-num {
            background: #FEF3C7;
            color: #D97706;
        }
        .rank-item:nth-child(2) .rank-num {
            background: #E2E8F0;
            color: #64748B;
        }
        .rank-item:nth-child(3) .rank-num {
            background: #FEF2F2;
            color: #DC2626;
        }

        .rank-info {
            flex: 1;
        }

        .rank-name {
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
        }

        .rank-meta {
            font-size: 0.78rem;
            color: #94A3B8;
        }

        .rank-value {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--color-primary);
            white-space: nowrap;
        }

        /* ===== 查看更多链接 ===== */
        .view-more-wrapper {
            text-align: center;
            margin-top: 2rem;
        }

        .view-more-link {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.6rem 1.5rem;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-primary-light);
            transition: background var(--transition-fast), color var(--transition-fast);
        }

        .view-more-link:hover {
            background: var(--color-primary-light);
            color: var(--color-primary-dark);
        }

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

        /* ===== 板块网格 ===== */
        .grid-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
        }

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

        @media (max-width: 640px) {
            .grid-cards {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }

        /* ===== 数据高亮块 ===== */
        .stat-highlight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1rem;
        }

        .stat-highlight-item {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 1.5rem 1.25rem;
            text-align: center;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .stat-highlight-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }

        .stat-highlight-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 0.25rem;
        }

        .stat-highlight-label {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        @media (max-width: 1024px) {
            .stat-highlight-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.75rem;
            }
        }

        @media (max-width: 520px) {
            .stat-highlight-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.5rem;
            }
            .stat-highlight-value {
                font-size: 1.5rem;
            }
            .stat-highlight-item {
                padding: 1rem 0.75rem;
            }
        }

        /* ===== 内容分隔 ===== */
        .section-divider {
            height: 1px;
            background: var(--color-border);
            margin: 0;
            border: none;
        }