/**
 * Widgets CSS - 工作台Widget通用样式
 * 包含所有Widget的通用样式和布局
 */

/* ==================== 通用Widget样式 ==================== */

.widget-container {
    padding: 20px;
    height: 100%;
    overflow-y: auto;
}

.widget-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
}

.widget-title {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.widget-actions {
    display: flex;
    gap: 10px;
}

/* ==================== 标签切换 ==================== */

.tab-header {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 0;
}

.tab-btn {
    padding: 10px 20px;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s;
}

.tab-btn:hover {
    color: #667eea;
}

.tab-btn.active {
    color: #667eea;
    border-bottom-color: #667eea;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==================== 网格布局 ==================== */

.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    padding: 10px 0;
}

.list-layout {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 10px 0;
}

/* ==================== 卡片样式 ==================== */

.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.card-header {
    padding: 15px;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-body {
    padding: 15px;
}

.card-footer {
    padding: 15px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ==================== 按钮样式 ==================== */

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f5f5f5;
    color: #666;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-danger {
    background: #f44336;
    color: white;
}

.btn-danger:hover {
    background: #d32f2f;
}

.btn-icon {
    padding: 6px;
    border: none;
    background: none;
    color: #666;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: #f5f5f5;
    color: #333;
}

/* ==================== 表单样式 ==================== */

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background: white url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 12px center;
    padding-right: 36px;
}

/* ==================== 模态框 ==================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s;
}

.modal-content {
    background: white;
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: slideUp 0.3s;
}

.modal-content.modal-lg {
    max-width: 700px;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    margin: 0;
    font-size: 18px;
    color: #333;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.3s;
}

.modal-close:hover {
    background: #f5f5f5;
    color: #333;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid #f0f0f0;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ==================== 空状态 ==================== */

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.empty-state .empty-icon {
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 16px;
    margin-bottom: 20px;
}

/* ==================== 分页 ==================== */

.pagination {
    display: flex;
    gap: 5px;
    list-style: none;
    padding: 0;
    margin: 20px 0;
    justify-content: center;
}

.pagination li {
    display: inline-block;
}

.pagination a {
    display: block;
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    color: #666;
    text-decoration: none;
    transition: all 0.3s;
}

.pagination a:hover {
    background: #f5f5f5;
    border-color: #667eea;
    color: #667eea;
}

.pagination li.active a {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

/* ==================== 徽章 ==================== */

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
}

.badge-primary {
    background: #667eea;
    color: white;
}

.badge-success {
    background: #4caf50;
    color: white;
}

.badge-warning {
    background: #ff9800;
    color: white;
}

.badge-danger {
    background: #f44336;
    color: white;
}

/* ==================== 头像 ==================== */

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid #e0e0e0;
}

.avatar-sm {
    width: 32px;
    height: 32px;
}

.avatar-lg {
    width: 64px;
    height: 64px;
}

.avatar-xl {
    width: 96px;
    height: 96px;
}

/* ==================== 工具类 ==================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }

.d-flex { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-10 { gap: 10px; }
.gap-20 { gap: 20px; }

/* ==================== 加载动画 ==================== */

.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    color: #999;
}

.loading::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid #e0e0e0;
    border-top-color: #667eea;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 10px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ==================== 通知提示 ==================== */

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    background: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 10001;
    animation: slideInRight 0.3s;
    max-width: 400px;
}

.notification.success {
    border-left: 4px solid #4caf50;
}

.notification.error {
    border-left: 4px solid #f44336;
}

.notification.warning {
    border-left: 4px solid #ff9800;
}

.notification.info {
    border-left: 4px solid #2196f3;
}

@keyframes slideInRight {
    from { transform: translateX(400px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ==================== 响应式 ==================== */

@media (max-width: 768px) {
    .widget-header {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .grid-layout {
        grid-template-columns: 1fr;
    }

    .tab-header {
        flex-wrap: wrap;
    }

    .tab-btn {
        font-size: 13px;
        padding: 8px 12px;
    }

    .modal-content {
        width: 95%;
        margin: 10px;
    }
}