/* ============================================
   Study Details Panel - Complete Styling
   Includes evidence quotes in italics
   ============================================ */

/* Evidence Quote Styling (ITALICS) */
.evidence-quote {
    font-style: italic;
    color: var(--gray-600);
    font-size: 0.813rem;
    line-height: 1.5;
    margin-top: 0.5rem;
    padding-left: 1rem;
    border-left: 3px solid var(--gray-200);
    background: var(--gray-50);
    padding: 0.5rem 0.75rem;
    border-radius: 0 4px 4px 0;
}

/* Detail Sections */
.detail-section {
    margin-bottom: 1.5rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.section-header {
    background: var(--gray-100);
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background var(--transition-base);
    user-select: none;
}

.section-header:hover {
    background: var(--gray-150);
}

.section-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.expand-icon {
    font-size: 0.75rem;
    color: var(--gray-600);
    transition: transform var(--transition-base);
    display: inline-block;
    width: 1rem;
}

.section-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.section-content.expanded {
    max-height: none;
    padding: 1rem;
}

/* Field Rows */
.field-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 1rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-100);
}

.field-row:last-child {
    border-bottom: none;
}

.field-label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.field-value {
    color: var(--gray-900);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Field Groups (for nested arrays) */
.field-group {
    margin-bottom: 1rem;
}

.field-group .field-label {
    margin-bottom: 0.5rem;
    display: block;
}

.array-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Item Cards (generic styling for all item types) */
.list-item {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
    margin-bottom: 0.5rem;
}

.list-item:last-child {
    margin-bottom: 0;
}

.item-content {
    font-size: 0.875rem;
    color: var(--gray-900);
    line-height: 1.6;
}

.item-content-bullets {
    font-size: 0.875rem;
    color: var(--gray-900);
    line-height: 1.8;
}

.item-content strong,
.item-content-bullets strong {
    color: var(--gray-900);
}

.criterion-item {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-left: 3px solid var(--primary);
    border-radius: var(--radius-sm);
    padding: 0.75rem;
    margin-bottom: 0.5rem;
}

.criterion-item:last-child {
    margin-bottom: 0;
}

.criterion-text {
    font-size: 0.875rem;
    color: var(--gray-900);
    line-height: 1.6;
}

/* No Data Message */
.no-data {
    text-align: center;
    padding: 2rem;
    color: var(--gray-500);
    font-size: 0.938rem;
}

/* Error Message */
.error {
    background: #fee;
    border: 1px solid #fcc;
    color: #c33;
    padding: 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .field-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .field-label {
        font-weight: 600;
        margin-bottom: 0.25rem;
    }
    
    .item-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .section-content.expanded {
        padding: 0.75rem;
    }
}

/* Panel Metadata */
.panel-meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.5rem;
    gap: 1rem;
}

.panel-meta {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.meta-item {
    font-size: 0.813rem;
    color: var(--gray-600);
    background: var(--gray-100);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
}

/* Save Study Button */
.save-study-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    background: white;
    color: var(--gray-700);
    font-size: 0.813rem;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

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

.save-study-btn .save-star {
    font-size: 1rem;
    line-height: 1;
}

.save-study-btn.saved {
    background: var(--primary-light, #e0e7ff);
    border-color: var(--primary);
    color: var(--primary);
}

.save-study-btn.saved .save-star {
    color: var(--primary);
}

/* Full Title (no truncation) */
.panel-title-area h3.full-title {
    font-size: 1.1rem;
    line-height: 1.4;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Print Styles */
@media print {
    .section-header {
        cursor: default;
    }
    
    .section-content {
        max-height: none !important;
        display: block !important;
    }
    
    .expand-icon {
        display: none;
    }
    
    .close-btn {
        display: none;
    }
}


/* ============================================
   Study Q&A Mode
   ============================================ */

/* Button in study details panel */
.panel-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.study-qa-btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.study-qa-btn:hover {
    background: var(--primary-dark, #2563eb);
}

/* Study Q&A Panel */
.study-qa-panel {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    width: 50%;
    height: 100vh;
    background: white;
    border-left: 1px solid var(--gray-200);
    z-index: 1001;
    flex-direction: column;
}

body.study-qa-active .study-qa-panel {
    display: flex;
}

/* When Q&A is active, move study details to the left */
body.study-qa-active .study-details-panel {
    right: 50%;
    width: 50%;
    border-right: 1px solid var(--gray-200);
}

body.study-qa-active .section.hero {
    display: none;
}

/* Q&A Panel Header */
.qa-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-200);
    background: var(--gray-50);
}

.qa-title-area {
    flex: 1;
    min-width: 0;
}

.qa-title-area h4 {
    margin: 0 0 0.25rem 0;
    font-size: 1rem;
    color: var(--gray-900);
}

.qa-study-name {
    font-size: 0.8rem;
    color: var(--gray-500);
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Q&A Messages Area */
.qa-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.qa-welcome-message {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--gray-600);
}

.qa-welcome-message p {
    margin-bottom: var(--spacing-md);
}

.qa-example-questions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.qa-example-btn {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: left;
}

.qa-example-btn:hover {
    background: var(--primary-light, rgba(59, 130, 246, 0.1));
    border-color: var(--primary);
    color: var(--primary);
}

/* Q&A Message Bubbles */
.qa-message {
    display: flex;
    gap: var(--spacing-sm);
    max-width: 90%;
}

.qa-message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.qa-message.assistant {
    align-self: flex-start;
}

.qa-message-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 600;
    flex-shrink: 0;
}

.qa-message.user .qa-message-avatar {
    background: var(--primary);
    color: white;
}

.qa-message.assistant .qa-message-avatar {
    background: var(--gray-200);
    color: var(--gray-700);
}

.qa-message-content {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    line-height: 1.5;
}

.qa-message.user .qa-message-content {
    background: var(--primary);
    color: white;
}

.qa-message.assistant .qa-message-content {
    background: var(--gray-100);
    color: var(--gray-800);
}

/* Q&A Input Area */
.qa-input-area {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-top: 1px solid var(--gray-200);
    background: white;
}

.qa-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    resize: none;
    font-family: inherit;
}

.qa-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
}

.qa-send-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition-base);
}

.qa-send-btn:hover {
    background: var(--primary-dark, #2563eb);
}

/* Q&A Footer */
.qa-footer {
    padding: var(--spacing-sm) var(--spacing-md);
    border-top: 1px solid var(--gray-100);
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    body.study-qa-active .study-details-panel {
        display: none;
    }
    
    .study-qa-panel {
        width: 100%;
    }
}

/* ============================================
   Fullscreen Mode Adjustments for Q&A
   ============================================ */

/* Q&A panel in fullscreen mode */
body.chat-fullscreen-active .study-qa-panel {
    z-index: 10001;
}

body.chat-fullscreen-active.study-qa-active .study-qa-panel {
    display: flex;
    position: fixed;
    top: 0;
    right: 0;
    width: 50%;
    height: 100vh;
}

body.chat-fullscreen-active.study-qa-active .study-details-panel {
    right: 50%;
    width: 50%;
}

body.chat-fullscreen-active.study-qa-active .hero-chat.chat-fullscreen {
    display: none;
}

/* On smaller screens in fullscreen Q&A mode */
@media (max-width: 1024px) {
    body.chat-fullscreen-active.study-qa-active .study-details-panel {
        display: none;
    }
    
    body.chat-fullscreen-active.study-qa-active .study-qa-panel {
        width: 100%;
    }
}


/* ============================================
   Compare Study Button
   ============================================ */

.panel-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.compare-study-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    background: white;
    color: var(--gray-600);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.compare-study-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(59, 130, 246, 0.05);
}

.compare-study-btn.in-tray {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
}

.compare-icon {
    font-size: 0.875rem;
}

/* Comparison badge in nav */
.comparison-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    border-radius: 9px;
    background: var(--accent);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    margin-left: 4px;
}