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

        body {
            background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
            color: #f0f0f0;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            min-height: 100vh;
        }

        .container {
            max-width: 1000px;
            margin: 0 auto;
            padding: 20px;
        }

        /* 导航 */
        header {
            padding: 20px 0;
            margin-bottom: 40px;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 26px;
            font-weight: bold;
            color: rgb(52,145,214);
            text-decoration: none;
        }

        .home-btn {
            background: #1da1f2;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.2s;
        }

        .home-btn:hover {
            background: #1a8cd8;
        }

        /* 主内容 */
        .intro {
            margin-bottom: 50px;
            padding: 40px;
            background: rgba(20, 20, 20, 0.6);
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(5px);
            /*box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);*/
        }

        .intro h1 {
            font-size: 32px;
            margin-bottom: 15px;
            color: #fff;
        }

        .intro p {
            color: #bbb;
            font-size: 18px;
            max-width: 600px;
            margin-bottom: 25px;
        }

        /* 按钮 */
        .visit-btn {
            background: #1da1f2;
            color: white;
            border: none;
            padding: 12px 28px;
            font-size: 16px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.2s;
        }

        .visit-btn:hover {
            background: #1a8cd8;
        }

        /* 截图 */
        .screenshots {
            margin-top: 60px;
        }

        .screenshots h2 {
            font-size: 22px;
            margin-bottom: 25px;
            color: #fff;
        }

        .screenshot-item {
            margin-bottom: 25px;
        }

        .screenshot-item img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            border: 1px solid #333;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }

        .screenshot-caption {
            color: #888;
            font-size: 14px;
            margin-top: 8px;
        }

        /* 底部 */
        footer {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid #222;
            color: #666;
            text-align: center;
            font-size: 14px;
        }

        /* 响应式 */
        @media (max-width: 768px) {
            .container {
                padding: 15px;
            }
            
            .intro h1 {
                font-size: 28px;
            }
            
            .intro p {
                font-size: 16px;
            }
        }