*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background: radial-gradient(circle at top, #f8fafc 0%, #eef2ff 45%, #e2e8f0 100%);
    color: #0f172a;
}

header {
    background: #1f2933;
    color: #fff;
    padding: 1.25rem 2rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.35);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

header a {
    color: inherit;
    text-decoration: none;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.brand-logo img {
    width: 52px;
    height: 52px;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(8, 47, 73, 0.35);
}

.brand-title {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.brand-title--primary {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand-title--subtitle {
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(226, 232, 240, 0.8);
}

nav {
    display: flex;
    gap: 1rem;
    font-weight: 600;
}

nav a {
    color: #e5e7eb;
    text-decoration: none;
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    transition: background 0.2s ease;
}

nav a:hover {
    background: rgba(255, 255, 255, 0.12);
}

main {
    padding: 2.5rem 1.5rem;
    max-width: 1180px;
    margin: 0 auto;
}

footer {
    padding: 2.5rem;
    text-align: center;
    color: #475569;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(8px);
    border-top: 1px solid rgba(79, 70, 229, 0.15);
}

footer .footer-credit {
    display: block;
    margin-top: 0.75rem;
    font-size: 0.95rem;
    color: inherit;
}

footer .footer-credit a {
    color: inherit;
    font-weight: 600;
    text-decoration: none;
}

footer .footer-credit a:hover {
    text-decoration: underline;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.empty-state {
    margin: 1.5rem 0;
    text-align: center;
    color: #64748b;
}

.feed-row-actions form {
    display: inline-block;
    margin: 0.25rem 0.25rem 0.25rem 0;
}

section.podcast {
    background: #fff;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.12);
}

.summary-grid {
    margin-bottom: 2rem;
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.summary-card__title {
    margin: 0 0 0.85rem;
    font-size: 1rem;
    color: #0f172a;
}

.metric-strip {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.metric-item {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem 0.9rem;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(14, 165, 233, 0.1));
    border: 1px solid rgba(99, 102, 241, 0.16);
}

.metric-icon {
    font-size: 1.65rem;
    line-height: 1;
}

.metric-body {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.metric-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #475569;
}

.metric-value {
    font-size: 1.6rem;
    font-weight: 700;
    color: #0f172a;
}

.summary-card {
    background: rgba(15, 23, 42, 0.05);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 14px;
    padding: 1.25rem;
    box-shadow: 0 18px 32px rgba(15, 23, 42, 0.08);
}

.summary-card.summary-metrics {
    display: grid;
    gap: 1.25rem;
}

.summary-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.summary-card__header h3 {
    margin: 0;
    font-size: 1rem;
}

.summary-card__hint {
    font-size: 0.8rem;
    color: #64748b;
}

.keyword-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.4rem;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.keyword-list li {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 10px;
    padding: 0.45rem 0.65rem;
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    font-size: 0.9rem;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.keyword-term {
    font-weight: 600;
    color: #1e293b;
}

.keyword-weight {
    font-variant-numeric: tabular-nums;
    color: #0f766e;
}

.keyword-weight::before {
    content: '\2022';
    margin: 0 0.35rem 0 0;
    display: inline-block;
    color: rgba(15, 118, 110, 0.45);
}

.summary-keywords-inline {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    padding: 0.75rem 0.9rem;
    border-radius: 12px;
    background: rgba(15, 23, 42, 0.05);
    border: 1px solid rgba(148, 163, 184, 0.18);
}

.summary-keywords-inline h4 {
    margin: 0;
    font-size: 0.95rem;
    color: #0f172a;
}

.keyword-list--inline {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

@media (max-width: 520px) {
    .summary-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .metric-strip {
        grid-template-columns: minmax(0, 1fr);
    }

    .summary-keywords-inline {
        padding: 0.65rem 0.75rem;
    }

    .keyword-list--inline {
        grid-template-columns: minmax(0, 1fr);
    }

    .summary-card__header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.35rem;
    }

    .keyword-list {
        grid-template-columns: minmax(0, 1fr);
    }
}

.panel {
    background: rgba(255, 255, 255, 0.94);
    border-radius: 16px;
    padding: 1.75rem;
    margin-bottom: 2rem;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    border: 1px solid rgba(148, 163, 184, 0.16);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.panel-header h2 {
    margin: 0 0 0.25rem;
}

.panel-header p {
    margin: 0;
    color: #6b7280;
}

.panel-actions {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.cta {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: linear-gradient(135deg, #2563eb, #7c3aed);
    color: #fff;
    padding: 0.45rem 1rem;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.2s ease;
    white-space: nowrap;
    border: none;
    cursor: pointer;
}

.cta:hover {
    background: #1e40af;
}

.cta.secondary {
    background: linear-gradient(135deg, #14b8a6, #0ea5e9);
}

.cta.secondary:hover {
    background: linear-gradient(135deg, #0ea5e9, #14b8a6);
}

.cta.tertiary {
    background: rgba(226, 232, 240, 0.75);
    color: #1f2937;
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.cta.tertiary:hover {
    background: rgba(226, 232, 240, 0.95);
}

.cta.danger {
    background: linear-gradient(135deg, #ef4444, #b91c1c);
}

.cta.danger:hover {
    background: linear-gradient(135deg, #f87171, #dc2626);
}

.table-wrapper {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 14px;
}

.episodes-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 640px;
}

.episodes-table th,
.episodes-table td {
    padding: 0.75rem;
    border-bottom: 1px solid rgba(203, 213, 225, 0.6);
    text-align: left;
}

.episodes-table tr:hover {
    background: rgba(59, 130, 246, 0.08);
}

.episodes-table .table-date {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.table-date-primary {
    font-weight: 600;
    color: #0f172a;
}

.table-date-secondary {
    font-size: 0.8rem;
    color: #64748b;
}

#graph-container {
    width: 100%;
    height: 520px;
}

#topic-graph {
    width: 100%;
    height: 100%;
}

.alert {
    border-radius: 8px;
    padding: 0.85rem 1rem;
    margin-bottom: 1rem;
}

.alert ul {
    margin: 0;
    padding-left: 1.25rem;
}

.alert.error {
    background: #fee2e2;
    color: #991b1b;
}

.alert.success {
    background: #dcfce7;
    color: #166534;
}

.alert.info {
    background: #dbeafe;
    color: #1d4ed8;
}

form.form-grid {
    display: grid;
    gap: 1rem;
    max-width: 640px;
}

form.form-grid label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-weight: 600;
}

form.form-grid input[type="text"],
form.form-grid input[type="url"],
form.form-grid input[type="file"] {
    border: 1px solid #cbd5f5;
    border-radius: 8px;
    padding: 0.6rem 0.75rem;
    font-size: 1rem;
}

.form-actions {
    margin-top: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-actions .cta {
    flex: 0 0 auto;
}

.form-hint {
    margin: 0;
    color: #64748b;
    font-size: 0.85rem;
}

.propose-feed-form {
    display: grid;
    gap: 1.25rem;
    max-width: 720px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 14px;
    padding: 1.5rem;
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.12);
}

.propose-feed-form .form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
}

.propose-feed-form .form-actions {
    margin: 0;
}

.input-with-action {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.input-with-action input {
    flex: 1 1 auto;
}

.input-with-action .cta {
    flex: 0 0 auto;
    padding: 0.45rem 0.9rem;
}

.hint {
    display: block;
    margin-top: 0.4rem;
    color: #64748b;
    font-size: 0.85rem;
}

.preview-status {
    margin: 0.5rem 0 0;
    font-size: 0.9rem;
    color: #1e293b;
}

.preview-status.error {
    color: #b91c1c;
}

.preview-status.success {
    color: #047857;
}

.feed-ingest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.feed-ingest-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(148, 163, 184, 0.16);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feed-ingest-header {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.pipeline-import-card .import-description {
    font-size: 0.9rem;
    color: #475569;
    margin: 0;
}

.import-controls {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.import-progress {
    border: 1px dashed rgba(148, 163, 184, 0.35);
    border-radius: 12px;
    padding: 1rem;
    background: rgba(226, 232, 240, 0.45);
    backdrop-filter: blur(4px);
}

.progress-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: #1e293b;
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: rgba(148, 163, 184, 0.25);
    border-radius: 999px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #38bdf8, #6366f1);
    width: 0%;
    transition: width 0.4s ease;
}

.import-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.5rem;
    margin-top: 0.75rem;
    font-size: 0.85rem;
    color: #475569;
}

.import-stats span {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.import-stats strong {
    color: #0f172a;
}

.import-messages {
    margin: 0.75rem 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.35rem;
    max-height: 160px;
    overflow-y: auto;
    font-size: 0.85rem;
    color: #1f2937;
}

.import-messages li {
    padding: 0.35rem 0.6rem;
    border-radius: 8px;
    background: #fff;
    border: 1px solid rgba(148, 163, 184, 0.26);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.08);
}

.import-log {
    margin-top: 0.75rem;
}

.import-log summary {
    cursor: pointer;
    font-weight: 600;
    color: #334155;
}

.import-log__body {
    margin: 0.5rem 0 0;
    background: #0f172a;
    color: #e2e8f0;
    border-radius: 8px;
    padding: 0.75rem;
    font-size: 0.8rem;
    line-height: 1.5;
    max-height: 160px;
    overflow-y: auto;
}

.import-controls .cta.secondary[disabled] {
    cursor: not-allowed;
    opacity: 0.7;
}

.ingest-mode-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(148, 163, 184, 0.14);
    padding: 0.35rem;
    border-radius: 999px;
    width: fit-content;
    margin-bottom: 1rem;
}

.ingest-toggle {
    border: none;
    background: transparent;
    color: #334155;
    font-weight: 600;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.ingest-toggle:hover {
    background: rgba(255, 255, 255, 0.6);
}

.ingest-toggle.active {
    background: #fff;
    color: #1e3a8a;
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.12);
}

form.ingest-panel,
.ingest-panel.tips {
    display: none;
}

form.ingest-panel.active {
    display: grid;
}

.ingest-panel.tips.active {
    display: block;
}

.feed-icon {
    font-size: 2.1rem;
}

.feed-hero {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.9), rgba(99, 102, 241, 0.85));
    color: #f8fafc;
}

.feed-hero h1 {
    margin: 0 0 0.6rem;
}

.feed-hero p {
    margin: 0 0 1rem;
    line-height: 1.6;
    color: rgba(241, 245, 249, 0.88);
}

.feed-hero-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.feed-hero-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-hint {
    padding: 0.85rem 1rem;
    border-radius: 14px;
    background: rgba(15, 23, 42, 0.25);
    font-size: 0.9rem;
    line-height: 1.4;
}

.feed-tip-list {
    list-style: none;
    padding: 0;
    margin: 0;
    color: #475569;
    font-size: 0.9rem;
    display: grid;
    gap: 0.3rem;
}

.feed-tip-list code {
    background: rgba(148, 163, 184, 0.18);
    padding: 0.1rem 0.35rem;
    border-radius: 6px;
}

.feed-row-form {
    display: contents;
}

.feed-row-input {
    width: 100%;
    border: 1px solid rgba(148, 163, 184, 0.4);
    border-radius: 8px;
    padding: 0.35rem 0.55rem;
    font-size: 0.95rem;
}

.feed-row-input:focus {
    outline: 2px solid rgba(59, 130, 246, 0.35);
    border-color: rgba(59, 130, 246, 0.45);
}

.feed-row-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

.topic-graph-hero {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1.5rem;
}

.graph-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    min-width: 320px;
}

.graph-stat-card {
    background: rgba(15, 23, 42, 0.08);
    border-radius: 14px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    text-align: center;
}

.graph-stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1f2937;
}

.graph-stat-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #64748b;
}

.topic-graph-panel {
    padding: 0;
}

.graph-layout {
    display: flex;
    flex-wrap: wrap;
}

.graph-main {
    flex: 1 1 580px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.75rem;
}

.graph-controls {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    align-items: center;
}

.graph-slider,
.graph-search {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-weight: 600;
    color: #1f2937;
}

.graph-slider input[type="range"] {
    width: 100%;
}

.slider-value {
    font-size: 0.85rem;
    color: #475569;
}

.graph-search input {
    border: 1px solid rgba(148, 163, 184, 0.4);
    border-radius: 10px;
    padding: 0.55rem 0.75rem;
    font-size: 1rem;
}

.graph-toggles {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    color: #475569;
    font-size: 0.95rem;
}

.graph-toggles input {
    margin-right: 0.35rem;
}

.graph-recompute-status {
    font-size: 0.85rem;
    color: #475569;
    justify-self: flex-start;
    min-height: 1.2em;
}

.graph-recompute-status.success {
    color: #047857;
}

.graph-recompute-status.error {
    color: #b91c1c;
}

.graph-insights {
    margin-top: 1.5rem;
}

.graph-insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}

.insight-card {
    background: rgba(248, 250, 252, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 14px;
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.insight-card h3 {
    margin: 0;
    font-size: 1.05rem;
}

.insight-card ol {
    margin: 0;
    padding-left: 1.1rem;
    display: grid;
    gap: 0.5rem;
}

.insight-card li {
    color: #1f2937;
}

.insight-primary {
    display: block;
    font-weight: 600;
}

.insight-meta {
    display: block;
    font-size: 0.85rem;
    color: #64748b;
}

.insight-empty {
    color: #94a3b8;
    font-style: italic;
}

.keyword-heatmap {
    margin-top: 1.5rem;
}

.heatmap-wrapper {
    overflow-x: auto;
}

.heatmap-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 420px;
    font-size: 0.95rem;
}

.heatmap-table th,
.heatmap-table td {
    border: 1px solid rgba(148, 163, 184, 0.25);
    padding: 0.55rem 0.7rem;
    text-align: center;
    white-space: nowrap;
}

.heatmap-table thead th {
    background: rgba(15, 23, 42, 0.05);
    font-weight: 600;
}

.heatmap-table tbody th {
    text-align: left;
    background: rgba(15, 23, 42, 0.05);
    position: sticky;
    left: 0;
}

.heatmap-cell {
    background: rgba(37, 99, 235, calc(var(--intensity) * 0.85));
    color: rgba(15, 23, 42, calc(0.7 + var(--intensity) * 0.3));
    transition: background 0.2s ease;
}

.heatmap-cell:hover {
    outline: 2px solid rgba(37, 99, 235, 0.65);
    outline-offset: -2px;
}

.pca-panel {
    margin-top: 1.5rem;
}

.pca-wrapper {
    position: relative;
    width: 100%;
    min-height: 320px;
    border: 1px solid rgba(148, 163, 184, 0.25);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.9);
    overflow: hidden;
}

#pca-scatter {
    width: 100%;
    height: 320px;
    display: block;
}

.pca-point {
    fill: rgba(37, 99, 235, 0.85);
    stroke: #0f172a;
    stroke-width: 1.2;
    cursor: pointer;
    transition: transform 0.15s ease;
}

.pca-point:hover {
    transform: scale(1.1);
}

.pca-label {
    font-size: 0.85rem;
    fill: #1f2937;
    pointer-events: none;
}

.pca-tooltip {
    position: absolute;
    top: 0;
    left: 0;
    transform: translate(-50%, -120%);
    background: rgba(15, 23, 42, 0.92);
    color: #f8fafc;
    padding: 0.6rem 0.8rem;
    border-radius: 10px;
    font-size: 0.85rem;
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.25);
    pointer-events: none;
    max-width: 220px;
    z-index: 5;
}

.bridge-panel {
    margin-top: 1.5rem;
}

.bridge-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.bridge-table th,
.bridge-table td {
    border: 1px solid rgba(148, 163, 184, 0.2);
    padding: 0.7rem 0.9rem;
    text-align: left;
    vertical-align: top;
}

.bridge-table thead th {
    background: rgba(15, 23, 42, 0.05);
}

.sample-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.35rem;
}

.collaboration-panel {
    margin-top: 1.5rem;
}

.collaboration-grid {
    display: grid;
    gap: 1.2rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.collaboration-card {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(148, 163, 184, 0.2);
    border-radius: 16px;
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.08);
}

.collaboration-card header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.75rem;
}

.collaboration-score {
    font-size: 0.85rem;
    font-weight: 600;
    color: #2563eb;
    background: rgba(37, 99, 235, 0.12);
    padding: 0.25rem 0.55rem;
    border-radius: 999px;
}

.collaboration-keywords,
.collaboration-meta,
.collaboration-stakeholders {
    margin: 0;
    color: #475569;
    font-size: 0.95rem;
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 0.35rem;
}

.badge-action {
    background: rgba(34, 197, 94, 0.18);
    color: #047857;
}

#topic-graph-wrapper {
    background: radial-gradient(circle at top, rgba(226, 232, 240, 0.55), rgba(226, 232, 240, 0.25));
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.2);
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 1px 6px rgba(15, 23, 42, 0.08);
}

#topic-graph-wrapper svg {
    display: block;
}

.graph-empty {
    padding: 2.5rem;
    text-align: center;
    color: #64748b;
    font-size: 0.95rem;
}

.graph-sidebar {
    flex: 0 0 320px;
    border-left: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(248, 250, 252, 0.85);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-section h3 {
    margin: 0 0 0.75rem;
    font-size: 1.05rem;
}

.inspector-placeholder {
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.5;
}

.inspector-panel h4 {
    margin: 0 0 0.35rem;
}

.inspector-panel p {
    margin: 0 0 0.75rem;
    color: #475569;
}

.inspector-panel h5 {
    margin: 1rem 0 0.4rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #475569;
}

.inspector-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.45rem;
}

.inspector-list li {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    font-size: 0.95rem;
    color: #1f2937;
}

.inspector-list span {
    color: #64748b;
}

.inspector-muted {
    color: #94a3b8;
}

.top-keyword-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: 0.45rem;
}

.top-keyword-list li button {
    width: 100%;
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 12px;
    padding: 0.65rem 0.9rem;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.top-keyword-list li button:hover {
    border-color: #6366f1;
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.18);
}

.keyword-name {
    font-weight: 600;
    color: #1f2937;
}

.keyword-meta {
    color: #64748b;
    font-size: 0.85rem;
}

.graph-node circle {
    transition: stroke 0.2s ease, opacity 0.2s ease;
}

.graph-node.is-dimmed circle {
    opacity: 0.2;
}

.graph-links line {
    stroke: #6b7280;
    opacity: 0.65;
    stroke-width: 1.6;
    transition: opacity 0.2s ease, stroke 0.2s ease;
    cursor: pointer;
}

.graph-links line.is-dimmed {
    opacity: 0.1;
}

.graph-links line.is-highlighted {
    stroke: #2563eb;
    opacity: 0.95;
}

.graph-links line.is-hidden {
    display: none;
}

.graph-links line.is-hover {
    opacity: 0.85;
}

.node-label {
    font-size: 0.85rem;
    font-weight: 600;
    fill: #1f2937;
    pointer-events: none;
}

.node-label.is-hidden {
    display: none;
}

@media (max-width: 1024px) {
    .graph-sidebar {
        flex: 1 1 100%;
        border-left: none;
        border-top: 1px solid rgba(148, 163, 184, 0.16);
        border-radius: 0 0 16px 16px;
    }
}

.form-grid.short {
    max-width: 100%;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
}

.pagination {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.pagination span {
    color: #475569;
    font-weight: 600;
}

.audio-panel {
    margin-top: 1.5rem;
}

.audio-body {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.episode-art {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
}

.episode-player {
    width: 100%;
    border-radius: 12px;
    background: #0f172a;
}

@media (max-width: 600px) {
    .episode-player {
        width: 100%;
    }

    .episode-art {
        width: 100px;
        height: 100px;
    }
}

@media (max-width: 900px) {
    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.25rem;
    }

    nav {
        flex-wrap: wrap;
        gap: 0.6rem;
    }

    main {
        padding: 2rem 1.25rem;
    }

    .panel {
        padding: 1.5rem;
    }

    .brand-title--primary {
        font-size: 1.4rem;
    }

    .brand-logo img {
        width: 46px;
        height: 46px;
    }
}

@media (max-width: 600px) {
    nav a {
        padding: 0.25rem 0.6rem;
    }

    table {
        font-size: 0.9rem;
    }

    .episodes-table th,
    .episodes-table td,
    th, td {
        padding: 0.55rem;
    }
}

.chat-thread {
    background: #f1f5f9;
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: relative;
}

.chat-thread.collapsed {
    max-height: 22rem;
    overflow-y: hidden;
}

.chat-thread.collapsed::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3.5rem;
    border-radius: 0 0 12px 12px;
    background: linear-gradient(180deg, rgba(241, 245, 249, 0) 0%, rgba(241, 245, 249, 1) 100%);
}

.chat-thread.expanded {
    max-height: none;
    overflow-y: visible;
}

.chat-message {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-width: 78%;
}

.chat-message.align-right {
    margin-left: auto;
    align-items: flex-end;
}

.chat-meta {
    display: flex;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: #64748b;
}

.chat-message.align-right .chat-meta {
    justify-content: flex-end;
}

.chat-speaker {
    font-weight: 600;
    color: #475569;
}

.chat-message.align-right .chat-speaker {
    color: #1e3a8a;
}

.chat-bubble {
    padding: 0.75rem 1rem;
    border-radius: 18px;
    line-height: 1.5;
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.12);
    background: #e2e8f0;
    color: #111827;
    white-space: pre-wrap;
}

.chat-message.align-left .chat-bubble {
    border-bottom-left-radius: 6px;
}

.chat-message.align-right .chat-bubble {
    border-bottom-right-radius: 6px;
}

.chat-message.speaker-0 .chat-bubble {
    background: linear-gradient(135deg, #2563eb, #60a5fa);
    color: #f8fafc;
}

.chat-message.speaker-1 .chat-bubble {
    background: linear-gradient(135deg, #0ea5e9, #14b8a6);
    color: #f0fdf4;
}

.chat-message.speaker-2 .chat-bubble {
    background: linear-gradient(135deg, #f97316, #f59e0b);
    color: #fff7ed;
}

.chat-message.speaker-3 .chat-bubble {
    background: linear-gradient(135deg, #8b5cf6, #6366f1);
    color: #f5f3ff;
}

.meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    color: #4b5563;
    margin-bottom: 1rem;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 0.75rem;
    border-bottom: 1px solid rgba(203, 213, 225, 0.6);
    text-align: left;
}

tr:hover {
    background: rgba(59, 130, 246, 0.08);
}

.podcast-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.podcast-card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid rgba(148, 163, 184, 0.16);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    box-shadow: 0 16px 32px rgba(45, 212, 191, 0.12);
}

.podcast-card h3 {
    margin: 0;
}

.podcast-title-link {
    color: inherit;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s ease;
}

.podcast-title-link:hover {
    border-color: rgba(59, 130, 246, 0.6);
}

.podcast-card p {
    margin: 0;
    color: #4b5563;
}

.podcast-meta {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    color: #374151;
}

.podcast-actions {
    margin-top: auto;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.table-wrapper {
    width: 100%;
    overflow-x: auto;
}

.podcast-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

.podcast-table thead th {
    text-align: left;
    padding: 0.75rem;
    background: rgba(15, 23, 42, 0.05);
    font-weight: 600;
    color: #0f172a;
}

.podcast-table tbody td {
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid rgba(148, 163, 184, 0.2);
    vertical-align: top;
    color: #1f2937;
}

.podcast-table tbody tr:nth-child(odd) {
    background: rgba(246, 248, 252, 0.65);
}

.podcast-table-info {
    max-width: 420px;
}

.podcast-table-title {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 0.35rem;
}

.podcast-table-title a {
    font-weight: 600;
    color: #1f2937;
    text-decoration: none;
}

.podcast-table-title a:hover {
    text-decoration: underline;
}

.podcast-table-description {
    margin: 0;
    color: #475569;
    font-size: 0.9rem;
}

.podcast-table-links {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.table-link {
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
}

.table-link:hover {
    text-decoration: underline;
}

.podcast-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: flex-end;
}

.meta-chip {
    background: rgba(59, 130, 246, 0.12);
    color: #1e3a8a;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
}

.recent-episodes {
    margin-top: 1rem;
}

.recent-episodes ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.recent-episodes li span {
    color: #6b7280;
    font-size: 0.85rem;
    margin-left: 0.35rem;
}

.episode-detail {
    background: #fff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.episode-detail .description {
    margin: 1rem 0;
}

.keywords {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.keywords li {
    background: #eef2ff;
    color: #3730a3;
    padding: 0.3rem 0.75rem;
    border-radius: 999px;
    display: inline-flex;
    gap: 0.5rem;
    align-items: center;
}

.keywords li span {
    font-size: 0.85rem;
    color: rgba(55, 48, 163, 0.75);
}

.transcript {
    background: #0f172a;
    color: #f8fafc;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    white-space: pre-wrap;
    line-height: 1.6;
}

.transcript.collapsed {
    max-height: 18rem;
    overflow-y: hidden;
    position: relative;
}

.transcript.collapsed::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 4rem;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0) 0%, rgba(15, 23, 42, 0.95) 100%);
}

.transcript.expanded {
    max-height: none;
    overflow-y: visible;
}

.transcript-section {
    margin-top: 2rem;
}

.transcript-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
}

.transcript-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.transcript-wrapper {
    position: relative;
}

.diarization table td {
    vertical-align: top;
}

.diarization table td:nth-child(4) {
    max-width: 40rem;
    white-space: normal;
}
.error {
    background: #fff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.panel-subtitle {
    margin: 0;
    color: #64748b;
}

.podcast-hero {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.85), rgba(14, 165, 233, 0.85));
    color: #f8fafc;
}

.podcast-hero-text h1 {
    margin: 0 0 0.75rem;
    font-size: 2rem;
}

.podcast-hero-text p {
    margin: 0 0 1.25rem;
    color: rgba(241, 245, 249, 0.9);
    line-height: 1.5;
}

.podcast-hero-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.podcast-hero-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: flex-start;
    align-items: stretch;
}

.hero-stat {
    background: rgba(15, 23, 42, 0.25);
    padding: 1rem 1.2rem;
    border-radius: 14px;
    min-width: 120px;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    text-align: left;
}

.hero-stat-value {
    font-size: 1.8rem;
    font-weight: 700;
}

.hero-stat-label {
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: rgba(226, 232, 240, 0.8);
}

.podcast-card-header {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.podcast-card-header p {
    margin-top: 0.4rem;
}

.podcast-badges {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.badge {
    background: rgba(59, 130, 246, 0.12);
    color: #1e3a8a;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge-muted {
    background: rgba(148, 163, 184, 0.2);
    color: #334155;
}

.podcast-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.podcast-stat {
    background: rgba(226, 232, 240, 0.45);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    min-width: 120px;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    color: #0f172a;
}

.podcast-stat-value {
    font-size: 1.3rem;
    font-weight: 700;
}

.podcast-stat-label {
    font-size: 0.85rem;
    color: #475569;
}
.feed-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}