/* ===== 可复用组件：按钮、卡片、表单、表格 ===== */

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 20px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow);
}

.btn-primary {
    background: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: #fff;
}

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #c0392b;
    color: #fff;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-sm {
    padding: 5px 12px;
    font-size: 0.8rem;
}

/* 卡片 */
.card {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 20px;
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.section-card {
    border-top: 3px solid var(--primary);
}

.section-card .card-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.section-card .card-desc {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-bottom: 16px;
}

/* 报告卡片 */
.report-card {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-100);
    transition: var(--transition);
}

.report-card:last-child {
    border-bottom: none;
}

.report-card:hover {
    background: var(--gray-50);
}

.report-card .report-title {
    flex: 1;
    font-size: 0.9rem;
}

.report-card .report-date {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-left: 12px;
}

/* 表单 */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.9rem;
    transition: var(--transition);
    background: #fff;
    color: var(--gray-800);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
}

select.form-control {
    appearance: none;
    background-image: 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='%23495057' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-help {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-top: 4px;
}

/* 表格 */
.table-wrapper {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.data-table th {
    background: var(--gray-50);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.data-table td {
    font-size: 0.9rem;
}

.data-table tr:hover td {
    background: var(--gray-50);
}

.data-table .actions {
    display: flex;
    gap: 8px;
}

/* 统计卡片 */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 20px;
    text-align: center;
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-top: 4px;
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--gray-500);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 0.9rem;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-top: 24px;
    list-style: none;
}

.pagination a,
.pagination span {
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 0.85rem;
    border: 1px solid var(--gray-300);
    color: var(--gray-700);
}

.pagination a:hover {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

.pagination .active span {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.pagination .disabled span {
    color: var(--gray-400);
    background: var(--gray-50);
}

/* 确认对话框 */
.delete-form {
    display: inline;
}

.delete-form .btn {
    cursor: pointer;
}

/* 次要按钮 */
.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
    color: var(--gray-800);
}

/* 表单输入框（简版） */
.form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    font-size: 0.9rem;
    transition: var(--transition);
    background: #fff;
    color: var(--gray-800);
    box-sizing: border-box;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.15);
}

/* 弹窗 */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-box {
    background: #fff;
    border-radius: 12px;
    width: 90%;
    max-width: 480px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
    font-size: 1.1rem;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray-500);
    padding: 0;
    line-height: 1;
}

.modal-close:hover {
    color: var(--gray-800);
}

.modal-box form {
    padding: 20px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding-top: 8px;
}

/* 报告卡片链接 */
.report-card-link {
    display: flex;
    align-items: center;
    flex: 1;
    text-decoration: none;
    color: inherit;
    min-width: 0;
}

.report-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    flex-shrink: 0;
}

/* 删除按钮 */
.btn-delete {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    padding: 2px 6px;
    border-radius: 4px;
    opacity: 0.4;
    transition: var(--transition);
}

.btn-delete:hover {
    opacity: 1;
    background: var(--gray-100);
}