/* ============================================
   组件样式
   ============================================ */

/* 按钮组件 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    box-shadow: 0 4px 6px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    box-shadow: 0 6px 12px rgba(59, 130, 246, 0.4);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-success {
    background: var(--success-color);
    color: white;
    border-color: var(--success-color);
}

.btn-warning {
    background: var(--warning-color);
    color: white;
    border-color: var(--warning-color);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 12px;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 16px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 输入框组件 */
.input-group {
    margin-bottom: var(--spacing-md);
}

.input-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.input-label.required::after {
    content: '*';
    color: var(--danger-color);
    margin-left: 4px;
}

.input,
.select,
.textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s ease;
    font-family: inherit;
    background: var(--bg-white);
    color: var(--text-primary);
}

.input:hover,
.select:hover,
.textarea:hover {
    border-color: var(--primary-color);
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
    background: var(--bg-white);
}

.input:disabled,
.select:disabled,
.textarea:disabled {
    background: var(--bg-color);
    cursor: not-allowed;
}

.textarea {
    resize: vertical;
    min-height: 80px;
}

/* 卡片组件 */
.card {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: var(--transition-base);
}

.card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background: var(--bg-color);
}

/* 统计卡片 */
.stat-card {
    background: var(--bg-white);
    border: none;
    border-radius: 16px;
    padding: var(--spacing-lg);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    border-left: 4px solid transparent;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    border-radius: 0 4px 4px 0;
}

.stat-card:hover {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    transform: translateY(-4px);
    border-left-color: var(--primary-color);
}

.stat-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.stat-card-title {
    font-size: 14px;
    color: var(--text-secondary);
}

.stat-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: var(--transition-base);
}

.stat-card:hover .stat-card-icon {
    transform: scale(1.1) rotate(5deg);
}

.stat-card-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-card-footer {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 12px;
    color: var(--text-secondary);
}

.stat-card-trend {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.stat-card-trend.up {
    color: var(--success-color);
}

.stat-card-trend.down {
    color: var(--danger-color);
}

/* 表格组件 */
.table-wrapper {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table thead {
    background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
}

.table th {
    padding: 16px 20px;
    text-align: left;
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
}

.table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-light);
    font-size: 14px;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.table tbody tr {
    transition: var(--transition-base);
}

.table tbody tr:hover {
    background: var(--primary-light);
    transform: scale(1.01);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* 状态标签 */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.3px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.badge-success {
    background: var(--success-light);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
    background: var(--warning-light);
    color: var(--warning-color);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
    background: var(--danger-light);
    color: var(--danger-color);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-info {
    background: var(--info-light);
    color: var(--info-color);
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.badge-default {
    background: var(--bg-color);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.badge-info {
    background: #e6f7ff;
    color: var(--info-color);
    border: 1px solid #91d5ff;
}

.badge-default {
    background: var(--bg-color);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

/* 分页组件 */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
}

.pagination-btn {
    min-width: 32px;
    height: 32px;
    padding: 0 var(--spacing-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-white);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
    font-size: 14px;
}

.pagination-btn:hover:not(:disabled) {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 模态框 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: none !important;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-overlay.show {
    display: flex !important;
}

.modal-dialog {
    background: var(--bg-white);
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

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

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.modal-close:hover {
    background: var(--bg-color);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
    flex: 1;
    overflow: auto;
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

/* 訂單詳情列表 */
.detail-list { padding: 0; }
.detail-row {
    display: flex;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
    gap: var(--spacing-md);
}
.detail-row:last-child { border-bottom: none; }
.detail-label {
    flex: 0 0 100px;
    color: var(--text-secondary);
    font-size: 14px;
}
.detail-value { flex: 1; word-break: break-all; }

/* 加载遮罩 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.loading-overlay.show {
    display: flex;
}

.loading-spinner {
    text-align: center;
}

.loading-spinner i {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.loading-spinner p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Toast通知 */
.toast-container {
    position: fixed;
    top: 80px;
    right: var(--spacing-lg);
    z-index: 2500;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    min-width: 300px;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast-icon {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: white;
}

.toast-icon.success {
    background: var(--success-color);
}

.toast-icon.error {
    background: var(--danger-color);
}

.toast-icon.warning {
    background: var(--warning-color);
}

.toast-icon.info {
    background: var(--info-color);
}

.toast-message {
    flex: 1;
    font-size: 14px;
    color: var(--text-primary);
}

.toast-close {
    width: 20px;
    height: 20px;
    border: none;
    background: transparent;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 筛选器 */
.filter-bar {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.filter-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-item label {
    font-size: 14px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.filter-item .input,
.filter-item .select {
    width: auto;
    min-width: 150px;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 64px;
    color: var(--text-disabled);
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state-text {
    font-size: 16px;
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

/* 加载状态优化 */
.loading-overlay {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(4px);
}

.loading-spinner i {
    color: var(--primary-color);
    font-size: 40px;
}

/* 页面容器优化 */
.page-container {
    background: transparent;
}

/* 优化间距 */
.page-content {
    animation: fadeIn 0.4s ease;
}