/**
 * Research Module Styles
 * AI-Powered Search & Discovery
 */

/* Research Container */
.research-container {
    display: flex;
    height: calc(100vh - 60px);
    background: var(--background);
    color: var(--foreground);
}

/* Sidebar */
.research-sidebar {
    width: 280px;
    border-right: 1px solid var(--border);
    background: var(--card);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    transition: width 0.2s ease;
}

.research-sidebar.collapsed {
    width: 60px;
}

.research-sidebar.collapsed .sidebar-header h2,
.research-sidebar.collapsed .section-header h3,
.research-sidebar.collapsed .sidebar-section h3,
.research-sidebar.collapsed .focus-btn span,
.research-sidebar.collapsed .prompts-grid,
.research-sidebar.collapsed .collections-list,
.research-sidebar.collapsed .recent-list,
.research-sidebar.collapsed .category-name,
.research-sidebar.collapsed .category-count {
    display: none;
}

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

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

/* Focus Modes */
.focus-modes {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 12px;
    border-bottom: 1px solid var(--border);
}

.focus-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--background);
    color: var(--foreground);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}

.focus-btn:hover {
    background: var(--accent);
}

.focus-btn.active {
    background: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
}

.research-sidebar.collapsed .focus-btn {
    padding: 8px;
    justify-content: center;
}

/* Sidebar Sections */
.sidebar-section {
    padding: 16px;
    border-bottom: 1px solid var(--border);
}

.sidebar-section h3 {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--muted-foreground);
    margin: 0 0 12px 0;
    letter-spacing: 0.5px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.section-header h3 {
    margin: 0;
}

.btn-icon-sm {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border: none;
    border-radius: 4px;
    background: transparent;
    color: var(--muted-foreground);
    cursor: pointer;
}

.btn-icon-sm:hover {
    background: var(--accent);
    color: var(--foreground);
}

/* Collections */
.collections-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.collection-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 6px;
    background: transparent;
    border: none;
    color: var(--foreground);
    font-size: 13px;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s;
}

.collection-item:hover {
    background: var(--accent);
}

.collection-icon {
    font-size: 14px;
}

/* Recent Searches */
.recent-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.recent-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border-radius: 4px;
    background: transparent;
    border: none;
    color: var(--muted-foreground);
    font-size: 12px;
    text-align: left;
    cursor: pointer;
    transition: all 0.15s;
}

.recent-item:hover {
    background: var(--accent);
    color: var(--foreground);
}

/* Prompts */
.prompts-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.prompt-chip {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: var(--background);
    color: var(--foreground);
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s;
}

.prompt-chip:hover {
    background: var(--primary);
    color: var(--primary-foreground);
    border-color: var(--primary);
}

/* Source Categories */
.sources-categories {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.source-category {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--foreground);
    font-size: 13px;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s;
}

.source-category:hover {
    background: var(--accent);
}

.category-icon {
    font-size: 16px;
}

.category-name {
    flex: 1;
}

.category-count {
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 10px;
    background: var(--muted);
    color: var(--muted-foreground);
}

/* Main Content */
.research-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Search Header */
.search-header {
    padding: 24px 32px;
    border-bottom: 1px solid var(--border);
    background: var(--card);
}

.search-form {
    max-width: 800px;
    margin: 0 auto;
}

.search-input-wrapper {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
    border: 2px solid var(--border);
    border-radius: 12px;
    background: var(--background);
    transition: border-color 0.2s;
}

.search-input-wrapper:focus-within {
    border-color: var(--primary);
}

.search-icon {
    color: var(--muted-foreground);
    margin-top: 2px;
    flex-shrink: 0;
}

.search-input-wrapper textarea {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--foreground);
    font-size: 16px;
    line-height: 1.5;
    resize: none;
    outline: none;
    min-height: 24px;
    max-height: 120px;
}

.search-input-wrapper textarea::placeholder {
    color: var(--muted-foreground);
}

.search-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
    padding: 0 4px;
}

.option-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.option-toggle input {
    display: none;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 16px;
    background: var(--muted);
    color: var(--muted-foreground);
    font-size: 12px;
    transition: all 0.15s;
}

.option-toggle input:checked + .toggle-label {
    background: var(--primary);
    color: var(--primary-foreground);
}

.search-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    background: var(--primary);
    color: var(--primary-foreground);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.search-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Search Indicator */
.search-indicator {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px;
    margin-top: 16px;
}

.search-indicator.htmx-request {
    display: flex;
}

.indicator-dots {
    display: flex;
    gap: 4px;
}

.indicator-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    animation: bounce 1.4s infinite ease-in-out both;
}

.indicator-dots span:nth-child(1) { animation-delay: -0.32s; }
.indicator-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

.indicator-text {
    color: var(--muted-foreground);
    font-size: 14px;
}

/* Suggestions Panel */
.suggestions-panel {
    flex: 1;
    padding: 40px 32px;
    overflow-y: auto;
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
}

.suggestions-panel.hidden {
    display: none;
}

.suggestions-panel h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--muted-foreground);
    margin: 0 0 16px 0;
}

.suggestion-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 32px;
}

.suggestion-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--card);
    color: var(--foreground);
    text-align: left;
    cursor: pointer;
    transition: all 0.2s;
}

.suggestion-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.suggestion-icon {
    font-size: 24px;
}

.suggestion-text {
    font-size: 14px;
    font-weight: 500;
}

/* Trending */
.trending-section {
    margin-top: 24px;
}

.trending-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.trending-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--background);
    color: var(--foreground);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.trending-tag:hover {
    background: var(--accent);
    border-color: var(--primary);
}

.trending-tag .trend-icon {
    color: var(--chart-1);
}

/* Results Container */
.results-container {
    flex: 1;
    overflow-y: auto;
    padding: 24px 32px;
}

.results-container:empty + .suggestions-panel {
    display: block;
}

.results-container:not(:empty) + .suggestions-panel {
    display: none;
}

/* Result Card */
.result-card {
    max-width: 900px;
    margin: 0 auto;
}

.result-answer {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}

.answer-content {
    font-size: 15px;
    line-height: 1.8;
}

.answer-content h1,
.answer-content h2,
.answer-content h3 {
    margin-top: 24px;
    margin-bottom: 12px;
}

.answer-content p {
    margin: 12px 0;
}

.answer-content ul,
.answer-content ol {
    padding-left: 24px;
    margin: 12px 0;
}

.answer-content code {
    background: var(--muted);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 13px;
}

.answer-content pre {
    background: var(--muted);
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 16px 0;
}

/* Citations */
.citation {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    margin: 0 2px;
    border-radius: 4px;
    background: var(--primary);
    color: var(--primary-foreground);
    font-size: 10px;
    font-weight: 600;
    cursor: pointer;
    vertical-align: super;
    transition: transform 0.15s;
}

.citation:hover {
    transform: scale(1.1);
}

/* Answer Actions */
.answer-actions {
    display: flex;
    gap: 8px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--background);
    color: var(--muted-foreground);
    cursor: pointer;
    transition: all 0.15s;
}

.action-btn:hover {
    background: var(--accent);
    color: var(--foreground);
    border-color: var(--primary);
}

/* Related Questions */
.related-questions {
    margin-bottom: 24px;
}

.related-questions h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--muted-foreground);
    margin: 0 0 12px 0;
}

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

.related-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--card);
    color: var(--foreground);
    font-size: 14px;
    text-align: left;
    cursor: pointer;
    transition: all 0.15s;
}

.related-item:hover {
    background: var(--accent);
    border-color: var(--primary);
}

.related-item svg {
    color: var(--primary);
    flex-shrink: 0;
}

/* Sources Preview */
.sources-preview {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
}

.sources-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.sources-preview-header h4 {
    font-size: 14px;
    font-weight: 600;
    margin: 0;
}

.btn-text {
    background: none;
    border: none;
    color: var(--primary);
    font-size: 13px;
    cursor: pointer;
}

.btn-text:hover {
    text-decoration: underline;
}

.sources-preview-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 12px;
}

.source-card {
    display: flex;
    gap: 12px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--background);
    cursor: pointer;
    transition: all 0.15s;
}

.source-card:hover {
    border-color: var(--primary);
    background: var(--accent);
}

.source-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    background: var(--muted);
    color: var(--foreground);
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.source-info {
    flex: 1;
    min-width: 0;
}

.source-title {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.source-domain {
    font-size: 11px;
    color: var(--muted-foreground);
    display: flex;
    align-items: center;
    gap: 4px;
}

.source-favicon {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

/* Sources Panel (Right) */
.sources-panel {
    width: 360px;
    border-left: 1px solid var(--border);
    background: var(--card);
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease;
}

.sources-panel.hidden {
    display: none;
}

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

.sources-header h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.sources-actions {
    display: flex;
    gap: 4px;
}

.sources-list {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.source-detail-card {
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--background);
    margin-bottom: 12px;
    transition: all 0.2s;
}

.source-detail-card.highlight {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.2);
}

.source-detail-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
}

.source-detail-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    background: var(--primary);
    color: var(--primary-foreground);
    font-size: 13px;
    font-weight: 600;
    flex-shrink: 0;
}

.source-detail-title {
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 4px;
}

.source-detail-url {
    font-size: 12px;
    color: var(--primary);
    text-decoration: none;
}

.source-detail-url:hover {
    text-decoration: underline;
}

.source-detail-snippet {
    font-size: 13px;
    color: var(--muted-foreground);
    line-height: 1.6;
    margin-bottom: 12px;
}

.source-detail-actions {
    display: flex;
    gap: 8px;
}

.source-action-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
    background: var(--background);
    color: var(--foreground);
    font-size: 11px;
    cursor: pointer;
    transition: all 0.15s;
}

.source-action-btn:hover {
    background: var(--accent);
    border-color: var(--primary);
}

/* Responsive */
@media (max-width: 1024px) {
    .sources-panel {
        position: absolute;
        right: 0;
        top: 60px;
        bottom: 0;
        z-index: 50;
    }
}

@media (max-width: 768px) {
    .research-sidebar {
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        z-index: 60;
        transform: translateX(-100%);
    }

    .research-sidebar.open {
        transform: translateX(0);
    }

    .search-header {
        padding: 16px;
    }

    .search-input-wrapper {
        padding: 12px 16px;
    }

    .suggestions-panel {
        padding: 20px 16px;
    }

    .suggestion-cards {
        grid-template-columns: 1fr;
    }

    .sources-preview-list {
        grid-template-columns: 1fr;
    }

    .sources-panel {
        width: 100%;
    }
}