* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Exo 2', 'Microsoft YaHei', 'PingFang SC', sans-serif;
        }
        
        :root {
            --primary: #0c7b93;
            --secondary: #00a8cc;
            --accent: #00d4ff;
            --dark: #0a192f;
            --darker: #071120;
            --light: #ccd6f6;
            --lighter: #e6f1ff;
            --success: #00ff9d;
            --neon: #00f7ff;
            --card-bg: rgba(10, 25, 47, 0.8);
        }
        
        body {
            background: linear-gradient(135deg, var(--darker) 0%, var(--dark) 100%);
            color: var(--lighter);
            min-height: 100vh;
            overflow-x: hidden;
            position: relative;
            padding-bottom: 80px;
        }
        
        body::before {
            content: "";
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: 
                radial-gradient(circle at 10% 20%, rgba(0, 215, 255, 0.05) 0%, transparent 20%),
                radial-gradient(circle at 90% 80%, rgba(0, 247, 255, 0.05) 0%, transparent 20%),
                radial-gradient(circle at 30% 60%, rgba(0, 167, 147, 0.05) 0%, transparent 20%);
            z-index: -1;
        }
        
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* 头部样式 */
        header {
            padding: 30px 0 20px;
            text-align: center;
            position: relative;
            background: rgba(7, 17, 32, 0.7);
            border-bottom: 1px solid rgba(0, 215, 255, 0.1);
        }
        
        .header-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo-section {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .ai-icon {
            font-size: 2.5rem;
            color: var(--accent);
            animation: pulse 2s infinite;
        }
        
        h1 {
            font-size: 2.2rem;
            font-weight: 700;
            letter-spacing: 1px;
            background: linear-gradient(90deg, var(--accent), var(--neon));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 10px rgba(0, 247, 255, 0.2);
            font-family: 'Orbitron', sans-serif;
        }
        
        .nav-buttons {
            display: flex;
            gap: 15px;
        }
        
        .nav-btn {
            background: rgba(12, 24, 48, 0.5);
            border: 1px solid rgba(0, 215, 255, 0.2);
            color: var(--accent);
            padding: 10px 20px;
            border-radius: 6px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.3s;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .nav-btn:hover {
            background: rgba(0, 168, 204, 0.2);
            transform: translateY(-2px);
            box-shadow: 0 0 15px rgba(0, 215, 255, 0.2);
        }
        
        /* 页面标题 */
        .page-title {
            text-align: center;
            margin: 40px 0 30px;
        }
        
        .page-title h2 {
            font-size: 2.8rem;
            font-weight: 700;
            background: linear-gradient(90deg, var(--accent), var(--neon));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 15px;
            font-family: 'Orbitron', sans-serif;
        }
        
        .page-title p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
            color: var(--light);
            opacity: 0.8;
        }
        
        /* 统计信息 */
        .stats-container {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin: 30px 0;
            flex-wrap: wrap;
        }
        
        .stat-card {
            background: var(--card-bg);
            border: 1px solid rgba(0, 215, 255, 0.1);
            border-radius: 10px;
            padding: 20px 30px;
            min-width: 220px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        
        .stat-value {
            font-size: 2.5rem;
            font-weight: 700;
            color: var(--neon);
            margin: 10px 0;
            font-family: 'Orbitron', sans-serif;
        }
        
        .stat-label {
            color: var(--light);
            opacity: 0.8;
        }
        
        /* 问题表格 */
        .questions-container {
            background: var(--card-bg);
            border: 1px solid rgba(0, 215, 255, 0.1);
            border-radius: 12px;
            margin: 30px 0;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
        }
        
        .table-header {
            display: grid;
            grid-template-columns: 4fr 1.5fr 1.5fr 1fr;
            padding: 18px 25px;
            background: rgba(12, 24, 48, 0.5);
            border-bottom: 1px solid rgba(0, 215, 255, 0.1);
            font-weight: 600;
            color: var(--accent);
        }
        
        .question-row {
            display: grid;
            grid-template-columns: 4fr 1.5fr 1.5fr 1fr;
            padding: 20px 25px;
            border-bottom: 1px solid rgba(0, 215, 255, 0.05);
            transition: background 0.3s;
        }
        
        .question-row:hover {
            background: rgba(0, 168, 204, 0.1);
        }
        
        .question-content {
            line-height: 1.6;
            padding-right: 20px;
        }
        
        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        
        .contact-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .post-time {
            color: rgba(204, 214, 246, 0.7);
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 8px;
        }
        
        /* 分页控件 */
        .pagination {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 30px 0;
        }
        
        .page-btn {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--card-bg);
            border: 1px solid rgba(0, 215, 255, 0.1);
            color: var(--light);
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .page-btn:hover, .page-btn.active {
            background: rgba(0, 168, 204, 0.2);
            color: var(--neon);
            border-color: var(--accent);
        }
        
        /* 搜索和过滤 */
        .filters {
            display: flex;
            justify-content: space-between;
            margin: 30px 0;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .search-box {
            flex: 1;
            min-width: 300px;
            position: relative;
        }
        
        .search-box input {
            width: 100%;
            padding: 14px 20px 14px 50px;
            background: var(--card-bg);
            border: 1px solid rgba(0, 215, 255, 0.2);
            border-radius: 8px;
            font-size: 1rem;
            color: var(--lighter);
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.2) inset;
        }
        
        .search-box i {
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: var(--accent);
        }
        
        .sort-filter {
            display: flex;
            gap: 15px;
        }
        
        .filter-btn {
            background: var(--card-bg);
            border: 1px solid rgba(0, 215, 255, 0.2);
            color: var(--light);
            padding: 12px 20px;
            border-radius: 8px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: all 0.3s;
        }
        
        .filter-btn:hover {
            background: rgba(0, 168, 204, 0.2);
            color: var(--neon);
        }
        
        /* 底部信息 */
        footer {
            background: rgba(7, 17, 32, 0.8);
            text-align: center;
            padding: 25px 0;
            margin-top: 60px;
            border-top: 1px solid rgba(0, 215, 255, 0.1);
            font-size: 0.8rem;
            width: 100%;
        }

        .footer-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .footer-title {
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--accent);
        }
        
         .footer-links {
            display: flex;
            justify-content: center;
            gap: 3px;
            margin-top: 5px;
            font-size: 0.8rem;
            color: rgba(204, 214, 246, 0.6);
        }

        .footer-links a {
            color: rgba(204, 214, 246, 0.7);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .footer-links a:hover {
            color: var(--accent);
        }
        
        .footer-links .icon {
            background: url(../images/ga.png);
            background-repeat: no-repeat;
            background-size: 0.7rem;
            background-position: 0 50%;
            padding-left: 0.7rem;
        }

        /* 动画效果 */
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
            100% { transform: translateY(0px); }
        }
        
        @keyframes pulse {
            0% { transform: scale(0.95); opacity: 0.7; }
            50% { transform: scale(1); opacity: 1; }
            100% { transform: scale(0.95); opacity: 0.7; }
        }
        
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .animate-float {
            animation: float 6s ease-in-out infinite;
        }
        
        .pulse {
            animation: pulse 2s infinite ease-in-out;
        }
        
        .fade-in {
            animation: fadeIn 0.6s ease forwards;
        }
        
        /* 响应式设计 */
        @media (max-width: 992px) {
            .header-content {
                flex-direction: column;
                gap: 20px;
            }
            
            .question-row, .table-header {
                grid-template-columns: 1fr;
                gap: 15px;
            }
            
            .post-time {
                justify-content: flex-start;
            }
        }
        
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            
            .page-title h2 {
                font-size: 2.2rem;
            }
            
            .filters {
                flex-direction: column;
            }
            
            .sort-filter {
                width: 100%;
                justify-content: space-between;
            }
        }