/* 自定义样式 */

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    flex: 1;
}

/* 导航栏 */
.navbar {
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 600;
}

/* 卡片样式 */
.card {
    border: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,.15) !important;
}

.card-header {
    font-weight: 600;
}

/* 表格样式 */
.table {
    font-size: 0.95rem;
}

.table thead th {
    font-weight: 600;
    border-bottom: 2px solid #dee2e6;
}

/* 代码样式 */
code {
    background-color: #f8f9fa;
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    color: #d63384;
    font-size: 0.9em;
}

pre code {
    display: block;
    padding: 0;
    background: none;
    color: inherit;
}

/* 按钮样式 */
.btn {
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    transition: all 0.2s;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

/* 表单样式 */
.form-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-control:focus,
.form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 252, 0.25);
}

textarea.form-control {
    resize: vertical;
}

/* 成功图标动画 */
.success-icon i {
    animation: successPulse 0.6s ease-out;
}

@keyframes successPulse {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Alert样式 */
.alert {
    border-radius: 0.5rem;
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

/* Badge样式 */
.badge {
    padding: 0.35em 0.65em;
    font-weight: 500;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .display-5 {
        font-size: 2rem;
    }
    
    .lead {
        font-size: 1rem;
    }
    
    .btn-lg {
        padding: 0.5rem 1rem;
        font-size: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
}

/* 页脚样式 */
footer {
    margin-top: auto;
    border-top: 1px solid #dee2e6;
}

/* 文件上传区域 */
.form-control[type="file"] {
    cursor: pointer;
}

.form-control[type="file"]::-webkit-file-upload-button {
    cursor: pointer;
    margin-right: 1rem;
    padding: 0.375rem 0.75rem;
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    background-color: #fff;
    transition: all 0.2s;
}

.form-control[type="file"]::-webkit-file-upload-button:hover {
    background-color: #f8f9fa;
}

/* Collapse动画 */
.collapse {
    transition: all 0.3s ease;
}

/* 表格响应式优化 */
.table-responsive {
    border-radius: 0.375rem;
}

/* 空状态样式 */
.empty-state {
    padding: 3rem 1rem;
    text-align: center;
    color: #6c757d;
}

.empty-state i {
    font-size: 4rem;
    opacity: 0.5;
    margin-bottom: 1rem;
}