/* 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

#app {
    min-height: 100vh;
}

/* 通用样式 */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: linear-gradient(to right, #dc2626, #f97316);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(to right, #b91c1c, #ea580c);
}

.btn-secondary {
    background-color: #6b7280;
    color: white;
}

.btn-secondary:hover {
    background-color: #4b5563;
}

.btn-blue {
    background: linear-gradient(to right, #2563eb, #7c3aed);
    color: white;
}

.btn-blue:hover {
    background: linear-gradient(to right, #1d4ed8, #6d28d9);
}

/* 输入框样式 */
.input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
}

.input:focus {
    outline: none;
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

/* 卡片样式 */
.card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    padding: 24px;
}

.card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* 表格样式 */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 16px;
    text-align: left;
}

.table th {
    background-color: #f9fafb;
    font-size: 12px;
    font-weight: 500;
    color: #6b7280;
    text-transform: uppercase;
}

.table tr {
    border-bottom: 1px solid #e5e7eb;
}

.table tr:hover {
    background-color: #f9fafb;
}

/* 模态框样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal {
    background: white;
    border-radius: 16px;
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid #e5e7eb;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #9ca3af;
}

.modal-close:hover {
    color: #374151;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 24px;
    border-top: 1px solid #e5e7eb;
}

/* 徽章样式 */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 9999px;
    font-size: 12px;
    font-weight: 500;
}

.badge-orange {
    background-color: #fed7aa;
    color: #c2410c;
}

.badge-red {
    background-color: #fee2e2;
    color: #991b1b;
}

/* 头像样式 */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(to right, #ef4444, #f97316);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 500;
}

/* 加载动画 */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    font-size: 18px;
    color: #6b7280;
}

/* 错误提示 */
.error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
}

.success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #16a34a;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
}

/* 响应式 */
@media (max-width: 768px) {
    .container {
        padding: 0 12px;
    }
    
    .card {
        padding: 16px;
    }
    
    .table th,
    .table td {
        padding: 12px 8px;
        font-size: 14px;
    }
}