/**
 * Distillation Engine Styles
 * Shared CSS for stories, questions, claims, blind spots, topics pages
 */

/* ============= Page Hero ============= */
.page-hero {
    text-align: center;
    padding: 3rem 0 2rem;
}

.page-hero h1 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.hero-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--color-primary);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.hero-badge-warning {
    background: #f59e0b;
    color: #000;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ============= Stats Bar ============= */
.stats-bar {
    display: flex;
    justify-content: center;
    gap: 1rem;
    padding: 1.5rem 0;
    flex-wrap: wrap;
}

.stat-pill {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1rem 1.5rem;
    min-width: 120px;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s;
}

.stat-pill-clickable {
    cursor: pointer;
}

.stat-pill-clickable:hover {
    border-color: var(--color-primary);
    text-decoration: none;
}

.stat-pill-active {
    border-color: var(--color-primary);
    background: rgba(59, 130, 246, 0.08);
}

.stat-pill-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-pill-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.25rem;
}

/* ============= Filter Bar ============= */
.filter-bar {
    padding: 1rem 0 2rem;
}

.filter-form {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

.filter-form select {
    padding: 0.5rem 0.75rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text);
    font-family: inherit;
    font-size: 0.875rem;
    cursor: pointer;
}

.filter-form select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.filter-active {
    padding: 0.75rem 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

/* ============= Breadcrumb ============= */
.breadcrumb {
    padding: 1.5rem 0 1rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.breadcrumb a {
    color: var(--color-text-muted);
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.breadcrumb-sep {
    margin: 0 0.5rem;
    opacity: 0.5;
}

/* ============= Question Tags ============= */
.question-tag,
.question-tag-sm {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: opacity 0.2s;
}

.question-tag:hover {
    opacity: 0.8;
    text-decoration: none;
}

.question-tag-sm {
    padding: 0.125rem 0.375rem;
    font-size: 0.6875rem;
}

.tag-detection {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.tag-verification {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.tag-pattern {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

/* ============= Confidence Bar ============= */
.confidence-bar {
    display: inline-block;
    width: 60px;
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
    overflow: hidden;
    vertical-align: middle;
}

.confidence-fill {
    display: block;
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.confidence-value {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-left: 0.25rem;
}

.confidence-inline {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* ============= Stories Grid ============= */
.stories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 1.5rem;
    padding-bottom: 2rem;
}

.story-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s, transform 0.1s;
}

.story-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.story-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.story-tags {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
}

.story-confidence {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    flex-shrink: 0;
}

.story-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
}

.story-card-title a {
    color: var(--color-text);
}

.story-card-title a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.story-card-summary {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 1rem;
    flex: 1;
}

.story-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}

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

.story-meta-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.topic-link {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    background: var(--color-bg);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
}

.topic-link:hover {
    color: var(--color-primary);
    text-decoration: none;
}

.generator-badge {
    font-size: 1rem;
}

/* ============= Story Full Page ============= */
.story-full {
    padding-bottom: 3rem;
}

.story-header {
    padding: 2rem 0;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 2rem;
}

.story-question-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.story-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

.story-summary {
    font-size: 1.1rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.story-meta-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.meta-group {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.meta-item-inline {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.meta-item-inline strong {
    color: var(--color-text);
}

/* Story Layout */
.story-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 2rem;
}

.story-body {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    font-size: 0.9375rem;
    line-height: 1.8;
}

/* Story Sidebar */
.story-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-warning {
    border-color: rgba(245, 158, 11, 0.3);
}

.sidebar-note {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.sidebar-list li:last-child {
    border-bottom: none;
}

.sidebar-list a {
    font-size: 0.875rem;
}

.meta-sm {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

.blind-spot-mini {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.blind-spot-mini:last-child {
    border-bottom: none;
}

.blind-spot-mini a {
    font-size: 0.8125rem;
    display: block;
    margin-bottom: 0.25rem;
}

.tag-cloud {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
}

.tag-item {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* ============= Section Heading ============= */
.content-section {
    padding: 2rem 0;
}

.section-heading {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.story-section {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

/* ============= Claims ============= */
.claims-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.claim-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    border-left: 3px solid transparent;
}

.claim-type-fact {
    border-left-color: #22c55e;
}

.claim-type-hypothesis {
    border-left-color: #f59e0b;
}

.claim-type-question {
    border-left-color: #3b82f6;
}

.claim-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.claim-type-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.type-fact {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.type-hypothesis {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.type-question {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.type-count {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
}

.claim-confidence {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.claim-statement {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.claim-context {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.claim-tags {
    display: flex;
    gap: 0.375rem;
    flex-wrap: wrap;
}

.claim-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}

.claim-story-link {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.claim-story-link:hover {
    color: var(--color-primary);
}

.claim-source {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: 0.5rem;
}

/* ============= Questions Dashboard ============= */
.question-phase {
    padding: 2rem 0;
}

.phase-header {
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    background: var(--color-surface);
    border-radius: var(--radius);
}

.phase-header h2 {
    font-size: 1.375rem;
    margin-bottom: 0.25rem;
}

.phase-description {
    color: var(--color-text-muted);
    font-size: 0.9375rem;
}

.question-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.question-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s, transform 0.1s;
}

.question-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-1px);
    text-decoration: none;
}

.question-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.question-code {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8125rem;
    font-weight: 700;
    font-family: var(--font-mono);
    flex-shrink: 0;
}

.question-name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.question-text {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.question-signal-bar {
    margin-bottom: 0.75rem;
}

.signal-track {
    width: 100%;
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.signal-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.5s ease;
}

.question-stats-row {
    display: flex;
    gap: 0.75rem;
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.blind-spot-indicator {
    color: #f59e0b;
}

/* ============= Question Deep-Dive ============= */
.question-hero {
    padding: 2rem 1.5rem;
    margin: 1rem 0 2rem;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
}

.question-hero-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.question-hero h1 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}

.question-hero-text {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.question-hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.hero-stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
}

.hero-stat-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.question-keywords {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.keyword-chip {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin: 0.125rem;
}

.keyword-chip:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    text-decoration: none;
}

/* Compact story cards for question page */
.stories-list-compact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.story-card-compact {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: border-color 0.2s;
}

.story-card-compact:hover {
    border-color: var(--color-primary);
}

.story-card-compact-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.story-card-compact h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.story-card-compact h3 a {
    color: var(--color-text);
}

.story-card-compact h3 a:hover {
    color: var(--color-primary);
    text-decoration: none;
}

/* ============= Blind Spots ============= */
.blindspots-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.blindspot-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
}

.severity-border-critical {
    border-left: 3px solid #ef4444;
}

.severity-border-high {
    border-left: 3px solid #f59e0b;
}

.severity-border-medium {
    border-left: 3px solid #3b82f6;
}

.severity-border-low {
    border-left: 3px solid #71717a;
}

.blindspot-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.blindspot-badges {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.blindspot-tags {
    display: flex;
    gap: 0.375rem;
}

.severity-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.severity-critical {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.severity-high {
    background: rgba(245, 158, 11, 0.15);
    color: #f59e0b;
}

.severity-medium {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
}

.severity-low {
    background: rgba(113, 113, 122, 0.15);
    color: #71717a;
}

.blindspot-type-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.6875rem;
    color: var(--color-text-muted);
}

.blindspot-status {
    font-size: 0.6875rem;
    font-weight: 600;
}

.status-open {
    color: #f59e0b;
}

.status-resolved {
    color: #22c55e;
}

.status-wont-fix {
    color: #71717a;
}

.blindspot-question {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.blindspot-description {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.blindspot-reason {
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.blindspot-nearest {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.blindspot-footer {
    display: flex;
    gap: 1.5rem;
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}

/* ============= Evidence Links ============= */
.evidence-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.evidence-item {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem;
}

.evidence-link {
    font-weight: 500;
    font-size: 0.9375rem;
}

.evidence-bates {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-left: 0.5rem;
}

.evidence-excerpt {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    font-style: italic;
    margin-top: 0.5rem;
    line-height: 1.5;
}

.evidence-type {
    display: inline-block;
    font-size: 0.6875rem;
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    margin-top: 0.5rem;
}

.evidence-type.type-supports {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
}

.evidence-type.type-contradicts {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

.evidence-type.type-mentions {
    background: rgba(113, 113, 122, 0.15);
    color: #71717a;
}

/* ============= Info / Legend Sections ============= */
.legend-section,
.info-section {
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--color-border);
    margin-top: 2rem;
}

.legend-section h3,
.info-section h2 {
    margin-bottom: 1.5rem;
}

.legend-grid,
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.25rem;
}

.legend-item {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.legend-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.legend-item strong {
    display: block;
    margin-bottom: 0.25rem;
}

.legend-item p,
.info-card p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.info-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.info-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

/* ============= CTA Section ============= */
.cta-section {
    text-align: center;
    padding: 3rem 0;
    border-top: 1px solid var(--color-border);
    margin-top: 2rem;
}

.cta-section h2 {
    margin-bottom: 0.5rem;
}

.cta-section p {
    color: var(--color-text-muted);
    margin-bottom: 1.25rem;
}

/* ============= Empty State ============= */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--color-text-muted);
}

.empty-state h2 {
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

/* ============= Responsive ============= */
@media (max-width: 768px) {
    .stories-grid {
        grid-template-columns: 1fr;
    }
    
    .question-grid {
        grid-template-columns: 1fr;
    }
    
    .story-layout {
        grid-template-columns: 1fr;
    }
    
    .stats-bar {
        gap: 0.5rem;
    }
    
    .stat-pill {
        padding: 0.75rem 1rem;
        min-width: auto;
        flex: 1;
    }
    
    .stat-pill-number {
        font-size: 1.25rem;
    }
    
    .page-hero h1 {
        font-size: 1.75rem;
    }
    
    .story-title {
        font-size: 1.5rem;
    }
    
    .question-hero-stats {
        gap: 1rem;
    }
    
    .filter-form {
        flex-direction: column;
    }
    
    .filter-form select {
        width: 100%;
    }
    
    .legend-grid,
    .info-grid {
        grid-template-columns: 1fr;
    }
}