* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', 'Microsoft YaHei', sans-serif;
}

body {
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    text-align: center;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.construction-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: #3a7bd5;
}

h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

p {
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.contact-info {
    background-color: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1.5rem 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.contact-item {
    margin: 0.8rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-item i {
    margin-right: 10px;
    font-size: 1.2rem;
}

.btn-group {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background-color: #3a7bd5;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
    font-weight: 500;
}

.btn:hover {
    background-color: #2c5fb3;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid #3a7bd5;
    color: #3a7bd5;
}

.btn-outline:hover {
    background-color: #f0f5ff;
}

.progress-container {
    width: 100%;
    background-color: #e0e0e0;
    border-radius: 20px;
    margin: 2rem 0;
}

.progress-bar {
    height: 20px;
    border-radius: 20px;
    background-color: #3a7bd5;
    width: 65%;
    animation: progress 2s ease-in-out infinite alternate;
}

@keyframes progress {
    0% {
        width: 65%;
    }
    100% {
        width: 70%;
    }
}

footer {
    text-align: center;
    padding: 1rem;
    color: #666;
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    .container {
        padding: 1rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .btn-group {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}