* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
        }

        body {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            color: #2d3436;
            text-align: center;
            padding: 20px;
        }

        .container {
            max-width: 700px;
            width: 100%;
            background: white;
            padding: 50px 30px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            animation: fadeIn 1s ease-in-out;
        }

        /* Logo 容器，替换原来的 construction-icon */
        .logo-container {
            margin-bottom: 25px;
            animation: bounce 2s infinite;
        }

        .logo-container img {
            width: 120px;
            height: auto;
            border-radius: 8px; /* 可选，给Logo加一点圆角 */
        }

        h1 {
            font-size: 36px;
            font-weight: 700;
            color: #2d3436;
            margin-bottom: 15px;
            line-height: 1.3;
        }

        .subtitle {
            font-size: 18px;
            color: #636e72;
            margin-bottom: 30px;
            line-height: 1.6;
        }

        .divider {
            width: 80px;
            height: 4px;
            background: #007bff; /* 改成和Logo蓝色一致的品牌色 */
            margin: 0 auto 35px;
            border-radius: 2px;
        }

        .description {
            font-size: 16px;
            color: #4a4a4a;
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .contact-info {
            margin-top: 40px;
            font-size: 15px;
            color: #636e72;
        }

        .contact-info i {
            color: #007bff; /* 也同步为品牌蓝色 */
            margin-right: 8px;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes bounce {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }

        @media (max-width: 576px) {
            h1 { font-size: 28px; }
            .logo-container img { width: 90px; }
            .container { padding: 35px 20px; }
        }