* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        
        body {
            background: linear-gradient(-45deg, #0c0c0c, #1a1a2e, #16213e, #0f3460);
            background-size: 400% 400%;
            animation: gradientBG 15s ease infinite;
            min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 20px;
            overflow-x: hidden;
            color: #fff;
        }

        a{
            text-decoration: none;
            color: #aaa;
        }
        
        @keyframes gradientBG {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }
        
        .container {
            width: 100%;
            max-width: 500px;
            text-align: center;
            z-index: 2;
            position: relative;
        }
        
        .logo {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 10px;
            background: linear-gradient(to right, #ff0080, #ff8c00, #40e0d0);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
            text-shadow: 0 5px 15px rgba(255, 255, 255, 0.1);
        }
        
        .tagline {
            font-size: 1rem;
            color: #aaa;
            margin-bottom: 40px;
            letter-spacing: 3px;
            font-weight: 300;
        }
        
        .search-container {
            width: 100%;
            position: relative;
            margin: 0 auto;
        }
        
        .search {
            position: relative;
            width: 100%;
        }
        
        .search-box {
            width: 100%;
            padding: 20px 70px 20px 25px;
            font-size: 1.1rem;
            border: none;
            border-radius: 50px;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(10px);
            color: white;
            box-shadow: 
                0 10px 30px rgba(0, 0, 0, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
            transition: all 0.4s ease;
            outline: none;
        }
        
        .search-box::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }
        
        .search-box:focus {
            background: rgba(255, 255, 255, 0.15);
            box-shadow: 
                0 15px 40px rgba(0, 0, 0, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.2);
            transform: translateY(-5px);
        }
        
        .search-btn {
            position: absolute;
            right: 8px;
            top: 50%;
            transform: translateY(-50%);
            width: 55px;
            height: 55px;
            border: none;
            border-radius: 50%;
            background: linear-gradient(135deg, #ff0080, #ff8c00);
            color: white;
            font-size: 1.3rem;
            cursor: pointer;
            box-shadow: 0 5px 20px rgba(255, 0, 128, 0.4);
            transition: all 0.3s ease;
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 3;
        }
        
        .search-btn:hover, .search-btn:active {
            background: linear-gradient(135deg, #ff8c00, #ff0080);
            box-shadow: 0 8px 25px rgba(255, 0, 128, 0.6);
            transform: translateY(-50%) scale(1.05);
        }
        
        .search-btn:active {
            transform: translateY(-50%) scale(0.98);
        }
        
        .search-btn i {
            transition: transform 0.3s ease;
        }
        
        .search-btn:hover i {
            transform: scale(1.1);
        }
        
        .hint {
            margin-top: 25px;
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.6);
            display: flex;
            justify-content: center;
            /* flex-wrap: wrap;
            gap: 15px; */
        }
        .hint li{
            list-style: none;
            clear: both;
            overflow: hidden;
        }
        .hint a {
            display: block;
            margin: 5px;
        }
        
        .hint span,.hint a {
            padding: 5px 15px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.05);
            cursor: pointer;
            transition: all 0.3s ease;
        }
        
        .hint span:hover,.hint a:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-2px);
        }
        
        /* 浮动粒子背景 */
        .particles {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: 1;
            pointer-events: none;
        }
        
        .particle {
            position: absolute;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            animation: float 20s infinite linear;
        }
        
        @keyframes float {
            0% { transform: translateY(0) translateX(0) rotate(0deg); }
            100% { transform: translateY(-1000px) translateX(500px) rotate(720deg); }
        }
        
        /* 响应式调整 */
        @media (max-width: 600px) {
            .logo {
                font-size: 2.2rem;
            }
            
            .tagline {
                font-size: 0.9rem;
                margin-bottom: 30px;
            }
            
            .search-box {
                padding: 18px 65px 18px 22px;
                font-size: 1rem;
            }
            
            .search-btn {
                width: 50px;
                height: 50px;
            }
        }
        
        @media (max-width: 400px) {
            .logo {
                font-size: 1.8rem;
            }
            
            .hint {
                font-size: 0.8rem;
                gap: 10px;
            }
        }
        
        /* 加载动画 */
        .loading {
            display: none;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            border: 3px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            border-top-color: #ff0080;
            animation: spin 1s ease-in-out infinite;
            z-index: 10;
        }
        
        @keyframes spin {
            to { transform: translate(-50%, -50%) rotate(360deg); }
        }