/* 基础重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', 'Microsoft YaHei', Arial, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    text-align: center;
    padding: 3rem;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 25px;
    backdrop-filter: blur(15px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    max-width: 90%;
    width: 100%;
    animation: fadeIn 1s ease;
}

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

.construction-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    font-weight: 700;
}

.subtitle {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.4rem;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.contact-btn {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 15px 40px;
    font-size: 1.2rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s ease;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    font-weight: 500;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.contact-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    background: linear-gradient(45deg, #764ba2, #667eea);
}

/* 波纹效果 */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.7);
    transform: scale(0);
    animation: ripple 0.6s linear;
}

@keyframes ripple {
    to {
        transform: scale(2.5);
        opacity: 0;
    }
}

/* 进度条样式 */
.progress-bar {
    width: 100%;
    height: 12px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    margin: 2rem auto;
    overflow: hidden;
    max-width: 400px;
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 10px;
    animation: progressAnimation 2s ease;
}

@keyframes progressAnimation {
    from { width: 0; }
    to { width: 65%; }
}

.progress-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* 弹窗样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: #fff;
    margin: 8% auto;
    padding: 2.5rem;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    animation: modalopen 0.5s;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

@keyframes modalopen {
    from {opacity: 0; transform: translateY(-60px) scale(0.9);}
    to {opacity: 1; transform: translateY(0) scale(1);}
}

.close {
    color: #aaa;
    float: right;
    font-size: 32px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    line-height: 1;
}

.close:hover {
    color: #ff6b6b;
    transform: rotate(90deg);
}

/* Tabs样式 */
.tabs {
    display: flex;
    margin-bottom: 2rem;
    border-bottom: 2px solid #f0f0f0;
    justify-content: center;
}

.tab-btn {
    background: none;
    border: none;
    padding: 12px 25px;
    cursor: pointer;
    font-size: 1.1rem;
    color: #999;
    transition: all 0.3s;
    font-weight: 500;
    position: relative;
}

.tab-btn.active {
    color: #667eea;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 3px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.contact-item {
    text-align: center;
    padding: 1.5rem;
    background: #f9f9f9;
    border-radius: 15px;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.tab-pane p {
    font-size: 1.2rem;
    color: #555;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.qrcode {
    max-width: 180px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 2rem;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .modal-content {
        margin: 15% auto;
        padding: 2rem;
    }
    
    .contact-btn {
        padding: 12px 30px;
        font-size: 1.1rem;
    }
    
    .construction-icon {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 1.5rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .modal-content {
        margin: 20% auto;
        padding: 1.5rem;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .tab-btn {
        width: 100%;
    }
}

.footer {
    text-align: center;
    margin-top: 2rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-icon {
    display: inline-block;
    margin-right: 5px;
    padding: 2px 5px;
    background-color: rgba(70, 77, 216, 0.93);
    border-radius: 3px;
    font-size: 0.8rem;
}