/* 通用样式 */
body {
    background: linear-gradient(135deg, #ececee 0%, #f3f1f5 100%);
    min-height: 100vh;
    font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
}

/* 卡片样式 */
.card {
    border: none;
    border-radius: 15px;
}

.card-header {
    border-radius: 15px 15px 0 0 !important;
    font-weight: bold;
}

/* 表单样式 */
.form-control, .form-select {
    border-radius: 8px;
    border: 1px solid #ced4da;
    padding: 10px 15px;
    transition: all 0.3s ease;
}

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

.form-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 8px;
}

/* 按钮样式 */
.btn {
    border-radius: 8px;
    padding: 10px 30px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(45deg, #007bff, #0056b3);
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

.btn-outline-secondary:hover {
    transform: translateY(-2px);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .btn-lg {
        padding: 8px 20px;
        font-size: 0.9rem;
    }
}

/* 阴影效果 */
.shadow-lg {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1) !important;
}

/* 表格样式增强 */
.table th {
    border-top: none;
    font-weight: 600;
    background-color: #f8f9fa;
}

.table-hover tbody tr:hover {
    background-color: rgba(0, 123, 255, 0.05);
}

/* 徽章样式 */
.badge {
    font-size: 0.8rem;
    padding: 5px 10px;
}

/* 动画效果 */
.card {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 自定义滚动条 */
.table-responsive::-webkit-scrollbar {
    width: 8px;
}

.table-responsive::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* 隐藏住宿时间字段的初始状态 */
#accommodation_date_group {
    display: none;
}