/* ============================================
   GradeFlow - Reports Page Styles
   ============================================ */

/* Filters Card */
.filters-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.filters-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.search-filter {
    display: flex;
    align-items: center;
    flex: 1;
    max-width: 400px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 0 1rem;
    height: 44px;
}

.search-filter input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 0.875rem;
    margin-left: 0.5rem;
}

.search-filter input::placeholder {
    color: var(--text-secondary);
}

.search-filter .material-symbols-outlined {
    color: var(--text-secondary);
}

.quick-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
}

.filter-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-right: 0.5rem;
}

.filter-chip {
    padding: 0.5rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-chip:hover {
    border-color: var(--border-light);
}

.filter-chip.active {
    background: var(--primary-10);
    border-color: var(--primary-20);
    color: var(--primary);
}

.filters-detail {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.filter-group-label {
    font-size: 0.625rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.filter-chip-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-chip-status:hover {
    background: var(--bg-hover);
}

.filter-chip-status .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-secondary);
}

.filter-chip-status.participated {
    background: var(--success-10);
    border-color: rgba(11, 218, 91, 0.2);
    color: var(--success);
}

.filter-chip-status.participated .dot {
    background: var(--success);
}

/* Reports Table */
.reports-table th,
.reports-table td {
    vertical-align: middle;
}

.reports-table .date-cell {
    white-space: nowrap;
    font-weight: 500;
}

.reports-table .time-cell {
    white-space: nowrap;
    color: var(--text-secondary);
}

.reports-table .subject-cell {
    font-weight: 600;
}

.reports-table .description-cell {
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 350px;
}

.th-actions {
    text-align: right !important;
}

.action-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius);
    transition: all 0.2s;
}

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

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0.5rem;
    margin-top: 1rem;
}

.pagination-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.pagination-info span {
    font-weight: 500;
    color: var(--text-primary);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.page-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.page-btn:hover:not(:disabled) {
    background: var(--bg-hover);
    color: var(--text-primary);
}

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

.page-numbers {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.page-num {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.page-num:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.page-num.active {
    background: var(--primary);
    color: white;
}

.page-ellipsis {
    color: var(--text-secondary);
    padding: 0 0.5rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-input);
    border-radius: 50%;
    color: var(--text-secondary);
}

.empty-icon .material-symbols-outlined {
    font-size: 2rem;
}

.empty-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.empty-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .filters-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-filter {
        max-width: none;
    }
    
    .quick-filters {
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .pagination {
        flex-direction: column;
        gap: 1rem;
    }
    
    .reports-table .description-cell {
        max-width: 150px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
}