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

        body {
            background: #f8fafc;
            font-family: 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', 'Noto Sans CJK SC', Roboto, 'Helvetica Neue', sans-serif;
            color: #1e293b;
            line-height: 1.5;
        }

        /* 头部导航 */
        .header {
            background: linear-gradient(135deg, #1e3c5c 0%, #2a5298 100%);
            color: white;
            padding: 40px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .header::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
            border-radius: 50%;
        }

        .header .container {
            position: relative;
            z-index: 1;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .header h1 {
            font-size: 42px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: 2px;
        }

        .header p {
            font-size: 18px;
            opacity: 0.9;
            max-width: 700px;
            margin: 0 auto;
        }

        .header-stats {
            display: flex;
            justify-content: center;
            gap: 48px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .header-stat {
            text-align: center;
        }

        .header-stat .number {
            font-size: 32px;
            font-weight: 800;
        }

        .header-stat .label {
            font-size: 14px;
            opacity: 0.8;
            margin-top: 4px;
        }

        /* 搜索栏 */
        .search-section {
            background: white;
            border-radius: 60px;
            max-width: 600px;
            margin: -24px auto 0;
            position: relative;
            z-index: 10;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }

        .search-box {
            display: flex;
            align-items: center;
            padding: 6px 6px 6px 24px;
            background: white;
            border-radius: 60px;
        }

        .search-box input {
            flex: 1;
            border: none;
            padding: 16px 0;
            font-size: 16px;
            outline: none;
            background: transparent;
        }

        .search-box button {
            background: linear-gradient(135deg, #3b82f6, #8b5cf6);
            border: none;
            padding: 12px 32px;
            border-radius: 50px;
            color: white;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s;
        }

        .search-box button:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
        }

        /* 主要内容区 */
        .main {
            max-width: 1280px;
            margin: 48px auto;
            padding: 0 24px;
        }

        /* 快速导航 */
        .quick-nav {
            background: white;
            border-radius: 20px;
            padding: 20px 24px;
            margin-bottom: 40px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            border: 1px solid #e2e8f0;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }

        .quick-nav a {
            color: #475569;
            text-decoration: none;
            padding: 6px 16px;
            border-radius: 40px;
            transition: all 0.2s;
            font-size: 14px;
            font-weight: 500;
        }

        .quick-nav a:hover {
            background: #3b82f6;
            color: white;
        }

        /* GDP榜单卡片 */
        .ranking-section {
            background: linear-gradient(135deg, #fef3c7, #fde68a);
            border-radius: 24px;
            padding: 24px;
            margin-bottom: 48px;
        }

        .ranking-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: #b45309;
        }

        .ranking-list {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: space-between;
        }

        .ranking-item {
            background: white;
            border-radius: 16px;
            padding: 12px 20px;
            flex: 1;
            min-width: 100px;
            text-align: center;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            transition: all 0.2s;
        }

        .ranking-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
        }

        .ranking-rank {
            font-size: 24px;
            font-weight: 800;
            color: #f59e0b;
        }

        .ranking-name {
            font-weight: 600;
            margin: 8px 0 4px;
        }

        .ranking-gdp {
            font-size: 12px;
            color: #64748b;
        }

        /* 地区分组 */
        .region-section {
            margin-bottom: 48px;
        }

        .region-title {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 24px;
            padding-bottom: 12px;
            border-bottom: 3px solid #3b82f6;
            display: inline-block;
        }

        .province-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
            gap: 24px;
        }

        .province-card {
            background: white;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            border: 1px solid #e2e8f0;
            transition: all 0.3s;
            cursor: pointer;
        }

        .province-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 30px -12px rgba(0, 0, 0, 0.15);
        }

        .card-header {
            background: linear-gradient(135deg, #1e293b, #0f172a);
            padding: 20px 20px;
            color: white;
            position: relative;
        }

        .card-header::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, #3b82f6, #8b5cf6, #ec489a);
        }

        .province-name {
            font-size: 22px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .province-short {
            background: rgba(255, 255, 255, 0.2);
            padding: 4px 12px;
            border-radius: 30px;
            font-size: 13px;
        }

        .province-capital {
            font-size: 13px;
            opacity: 0.8;
            margin-top: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .card-body {
            padding: 16px 20px;
        }

        .info-row {
            display: flex;
            justify-content: space-between;
            padding: 10px 0;
            border-bottom: 1px solid #f1f5f9;
            font-size: 14px;
        }

        .info-label {
            color: #64748b;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .info-value {
            font-weight: 600;
            color: #0f172a;
        }

        .featured-tag {
            margin-top: 12px;
            padding: 8px 12px;
            background: #eff6ff;
            border-radius: 40px;
            font-size: 12px;
            color: #3b82f6;
            display: inline-block;
        }

        .attraction-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-top: 12px;
            font-size: 12px;
            color: #64748b;
        }

        .card-footer {
            padding: 12px 20px 20px;
            border-top: 1px solid #f1f5f9;
        }

        .btn-detail {
            display: block;
            text-align: center;
            background: #f1f5f9;
            color: #3b82f6;
            padding: 10px;
            border-radius: 40px;
            text-decoration: none;
            font-weight: 500;
            font-size: 14px;
            transition: all 0.2s;
        }

        .btn-detail:hover {
            background: #3b82f6;
            color: white;
        }

        /* 底部 */
        .footer {
            background: #0f172a;
            color: #94a3b8;
            text-align: center;
            padding: 40px 20px;
            margin-top: 60px;
        }

        .footer p {
            font-size: 14px;
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .header h1 {
                font-size: 28px;
            }
            .header p {
                font-size: 14px;
            }
            .header-stats {
                gap: 24px;
            }
            .header-stat .number {
                font-size: 24px;
            }
            .search-section {
                margin-top: -20px;
            }
            .search-box {
                padding: 4px 4px 4px 16px;
            }
            .search-box button {
                padding: 10px 20px;
                font-size: 13px;
            }
            .region-title {
                font-size: 24px;
            }
            .province-grid {
                grid-template-columns: 1fr;
            }
            .ranking-list {
                flex-direction: column;
            }
        }