* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
        }
        
        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
        }

        @font-face {
            font-family: "Font Awesome 6 Free";
            font-style: normal;
            font-weight: 900;
            font-display: block;
            src: url("assets/webfonts/fa-solid-900.woff2") format("woff2");
        }
        
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }
        
        .navbar {
            background: white;
            border-radius: 10px;
            margin-bottom: 25px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 20px;
            overflow: hidden;
        }
        
        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: #1a73e8;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 15px 0;
        }
        
        .logo .icon {
            font-size: 1.8rem;
        }

        .icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 1em;
            height: 1em;
            flex: 0 0 auto;
            font-style: normal;
            line-height: 1;
            color: currentColor;
        }

        .icon::before {
            display: block;
            font-family: "Font Awesome 6 Free";
            font-size: 0.95em;
            font-weight: 900;
        }

        .icon-trophy::before { content: "\f091"; }
        .icon-menu::before { content: "\f0c9"; }
        .icon-location::before { content: "\f3c5"; }
        .icon-tag::before { content: "\f02b"; }
        .icon-school::before { content: "\f19d"; }
        .icon-search::before { content: "\f002"; }
        .icon-chevron-left::before { content: "\f053"; }
        .icon-chevron-right::before { content: "\f054"; }
        
        .nav-links {
            display: flex;
            list-style: none;
        }
        
        .nav-links li {
            position: relative;
        }
        
        .nav-links a {
            display: block;
            padding: 20px 20px;
            color: #555;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
        }
        
        .nav-links a:hover {
            color: #1a73e8;
            background-color: #f8f9fa;
        }
        
        .nav-links a.active {
            color: #1a73e8;
            background-color: #f0f7ff;
        }
        
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background-color: #1a73e8;
            border-radius: 3px 3px 0 0;
        }
        
        .nav-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: #555;
            background: transparent;
            border: 0;
            padding: 0;
        }
        
        @media (max-width: 768px) {
            .navbar {
                flex-direction: column;
                padding: 0;
            }
            .nav-header {
                display: flex;
                justify-content: space-between;
                align-items: center;
                width: 100%;
                padding: 15px 20px;
            }
            .nav-toggle {
                display: block;
            }
            .nav-links {
                flex-direction: column;
                width: 100%;
                display: none;
            }
            .nav-links.show {
                display: flex;
            }
            .nav-links li {
                width: 100%;
            }
            .nav-links a {
                padding: 15px 20px;
                border-top: 1px solid #eee;
            }
        }
        
        header {
            text-align: center;
            margin-bottom: 30px;
            padding: 30px;
            background: linear-gradient(135deg, #1a73e8, #0d47a1);
            color: white;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        h1 {
            font-size: 2.5rem;
            margin-bottom: 10px;
        }
        
        .subtitle {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 800px;
            margin: 0 auto;
        }
        
        .controls {
            background-color: white;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 25px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            align-items: center;
        }
        
        .filter-group {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            flex-grow: 1;
        }
        
        .filter {
            flex: 1;
            min-width: 180px;
        }
        
        label {
            display: block;
            margin-bottom: 5px;
            font-weight: 600;
            color: #555;
        }
        
        select, input {
            width: 100%;
            padding: 10px 15px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 1rem;
            background-color: #f9f9f9;
            transition: all 0.3s;
        }
        
        select:focus, input:focus {
            outline: none;
            border-color: #1a73e8;
            box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
            background-color: white;
        }
        
        .search-box {
            position: relative;
            min-width: 250px;
        }
        
        .search-box .search-icon {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            color: #777;
        }
        
        .stats {
            display: flex;
            justify-content: space-between;
            margin-bottom: 20px;
            padding: 0 5px;
            font-size: 0.95rem;
            color: #666;
            flex-wrap: wrap;
            gap: 10px;
        }
        
        .competition-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 20px;
            margin-bottom: 40px;
        }
        
        .competition-card {
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .competition-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
        }
        
        .card-header {
            padding: 18px 20px;
            color: white;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .card-header.natural { background: linear-gradient(to right, #1e88e5, #0d47a1); }
        .card-header.humanities { background: linear-gradient(to right, #43a047, #1b5e20); }
        .card-header.arts { background: linear-gradient(to right, #ff9800, #e65100); }
        
        .category-tag {
            background-color: rgba(255, 255, 255, 0.2);
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 0.85rem;
        }
        
        .card-body {
            padding: 20px;
        }
        
        .competition-name {
            font-size: 1.2rem;
            font-weight: 600;
            margin-bottom: 10px;
            color: #222;
            line-height: 1.4;
        }
        
        .competition-detail {
            margin-bottom: 12px;
            display: flex;
            align-items: flex-start;
        }
        
        .detail-label {
            font-weight: 600;
            min-width: 80px;
            color: #555;
        }
        
        .detail-content {
            flex: 1;
            color: #444;
        }
        
        .region-badge {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 0.8rem;
            font-weight: 600;
            margin-right: 5px;
            margin-bottom: 5px;
        }
        .region-national { background-color: #e3f2fd; color: #1565c0; }
        .region-guangdong { background-color: #f3e5f5; color: #7b1fa2; }
        .region-hunan { background-color: #e8f5e9; color: #2e7d32; }
        .region-zhejiang { background-color: #fff3e0; color: #ef6c00; }
        .region-shandong { background-color: #e0f7fa; color: #00838f; }
        .region-henan { background-color: #fce4ec; color: #c2185b; }
        .region-hebei { background-color: #e8eaf6; color: #283593; }
        .region-jiangsu { background-color: #ffebee; color: #c62828; }
        
        .no-results {
            grid-column: 1 / -1;
            text-align: center;
            padding: 40px;
            color: #666;
            font-size: 1.1rem;
        }

        .no-results-icon {
            display: inline-flex;
            margin-bottom: 15px;
            opacity: 0.5;
            font-size: 3rem;
        }
        
        .pagination {
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 30px 0;
            gap: 10px;
            flex-wrap: wrap;
        }
        
        .page-btn {
            padding: 8px 15px;
            border: 1px solid #ddd;
            background-color: white;
            border-radius: 5px;
            cursor: pointer;
            transition: all 0.3s;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .page-btn:hover { background-color: #f0f7ff; border-color: #1a73e8; color: #1a73e8; }
        .page-btn.active { background-color: #1a73e8; color: white; border-color: #1a73e8; }
        .page-btn:disabled { opacity: 0.5; cursor: not-allowed; }
        .page-ellipsis { padding: 0 8px; color: #999; }
        
        footer {
            text-align: center;
            padding: 20px;
            margin-top: 20px;
            color: #666;
            font-size: 0.9rem;
            border-top: 1px solid #eee;
        }
        
        @media (max-width: 768px) {
            .competition-list { grid-template-columns: 1fr; }
            h1 { font-size: 2rem; }
            .controls { flex-direction: column; }
            .filter { min-width: 100%; }
        }