/**
 * Enhanced Q&A Styles
 * Styles for metadata, citations, confidence scores, etc.
 */

/* ============================================
   ANSWER METADATA
   ============================================ */

.answer-metadata {
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding-top: 12px;
}

.metadata-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.metadata-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.metadata-item .badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 4px 8px;
}

/* ============================================
   CITATIONS
   ============================================ */

.citations-header {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    margin-bottom: 12px;
    color: #495057;
}

.citations-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.citation-card {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.citation-card:hover {
    background: #e9ecef;
    border-color: #ced4da;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.citation-card.expanded {
    background: #fff;
    border-color: #0d6efd;
}

.citation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.citation-source {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    flex: 1;
}

.citation-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.citation-meta .badge {
    font-size: 0.7rem;
    padding: 3px 6px;
}

.toggle-icon {
    font-size: 0.8rem;
    transition: transform 0.2s ease;
}

.citation-sections {
    font-size: 0.8rem;
    margin-bottom: 8px;
    padding-left: 24px;
}

.citation-excerpt {
    font-size: 0.85rem;
    color: #495057;
    font-style: italic;
    padding: 8px 12px;
    background: #fff;
    border-left: 3px solid #0d6efd;
    border-radius: 4px;
    margin-top: 8px;
}

.citation-details {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid #dee2e6;
    animation: slideDown 0.3s ease;
}

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

/* ============================================
   CHUNKS
   ============================================ */

.chunk-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.chunk-item {
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 10px;
    transition: all 0.2s ease;
}

.chunk-item:hover {
    border-color: #0d6efd;
    box-shadow: 0 2px 6px rgba(13, 110, 253, 0.1);
}

.chunk-header {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}

.chunk-header .badge-sm {
    font-size: 0.65rem;
    padding: 2px 6px;
}

.chunk-heading {
    font-size: 0.8rem;
    font-weight: 600;
    color: #495057;
    margin-bottom: 4px;
}

.chunk-excerpt {
    font-size: 0.75rem;
    color: #6c757d;
    font-style: italic;
    padding: 6px 8px;
    background: #f8f9fa;
    border-left: 2px solid #6c757d;
    border-radius: 3px;
    margin-top: 4px;
}

/* ============================================
   CONFIDENCE INDICATORS
   ============================================ */

.confidence-badge-high {
    background-color: #198754 !important;
}

.confidence-badge-medium {
    background-color: #0d6efd !important;
}

.confidence-badge-low {
    background-color: #ffc107 !important;
}

.confidence-badge-very-low {
    background-color: #dc3545 !important;
}

/* ============================================
   RELEVANCE BADGES
   ============================================ */

.relevance-high {
    background-color: #198754 !important;
}

.relevance-medium {
    background-color: #0d6efd !important;
}

.relevance-low {
    background-color: #ffc107 !important;
}

.relevance-very-low {
    background-color: #6c757d !important;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .citation-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .citation-meta {
        flex-wrap: wrap;
    }

    .metadata-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .chunk-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */

.citation-card:focus {
    outline: 2px solid #0d6efd;
    outline-offset: 2px;
}

.citation-card[aria-expanded="true"] .toggle-icon {
    transform: rotate(180deg);
}

/* ============================================
   DARK MODE SUPPORT (Optional)
   ============================================ */

@media (prefers-color-scheme: dark) {
    .citation-card {
        background: #2b3035;
        border-color: #495057;
    }

    .citation-card:hover {
        background: #343a40;
    }

    .citation-card.expanded {
        background: #212529;
        border-color: #0d6efd;
    }

    .citation-excerpt {
        background: #212529;
        color: #adb5bd;
    }

    .chunk-item {
        background: #212529;
        border-color: #495057;
    }

    .chunk-excerpt {
        background: #2b3035;
    }
}

/* ============================================
   ANIMATION
   ============================================ */

.citation-card .toggle-icon {
    transition: transform 0.3s ease;
}

.citation-card.expanded .toggle-icon {
    transform: rotate(180deg);
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .citation-card {
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .toggle-icon {
        display: none;
    }

    .citation-details {
        display: block !important;
    }

    .metadata-item .badge {
        border: 1px solid #000;
    }
}