/* 主样式文件 */

/* 全局样式 */
body {
    font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

/* 导航栏样式 */
.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-dark {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%) !important;
}

/* 英雄区域 */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero-section h1 {
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

.service-card {
    border-left: 4px solid #007bff;
}

.service-card:hover {
    border-left-color: #0056b3;
}

/* 按钮样式 */
.btn {
    border-radius: 25px;
    padding: 10px 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0056b3 0%, #004085 100%);
    transform: translateY(-1px);
}

/* 统计卡片 */
.stat-card {
    border-left: 4px solid !important;
}

.stat-card:hover {
    transform: translateY(-3px);
}

/* 表格样式 */
.table th {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-top: none;
    font-weight: 600;
    color: #495057;
}

.table-hover tbody tr:hover {
    background-color: rgba(0, 123, 255, 0.1);
}

/* 表单样式 */
.form-control {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.form-select {
    border-radius: 10px;
    border: 2px solid #e9ecef;
    padding: 12px 15px;
}

/* 页脚样式 */
.tech-footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 40px 0 20px;
    margin-top: 50px;
}

.tech-footer a {
    color: #adb5bd;
    text-decoration: none;
    transition: color 0.3s ease;
}

.tech-footer a:hover {
    color: white;
}

/* 图标样式 */
.fa-3x {
    color: #007bff;
}

/* 警告框样式 */
.alert {
    border-radius: 10px;
    border: none;
}

/* 徽章样式 */
.badge {
    border-radius: 15px;
    padding: 8px 12px;
    font-weight: 500;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .card {
        margin-bottom: 20px;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* 价格表格特殊样式 */
.price-table {
    background: white;
    border-radius: 10px;
    overflow: hidden;
}

.price-table th {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    border: none;
}

/* 报价单样式 */
.quotation-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.quotation-total {
    background: linear-gradient(135deg, #28a745 0%, #20c997 100%);
    color: white;
    padding: 15px;
    border-radius: 10px;
    font-weight: bold;
}

/* 加载动画 */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}