:root {
  color-scheme: dark;
  --bg-900: #020617;
  --bg-850: #071026;
  --bg-800: #0f172a;
  --bg-750: #14213b;
  --border: rgba(148, 163, 184, 0.25);
  --text-primary: #f8fafc;
  --text-muted: #94a3b8;
  --accent: #38bdf8;
  --accent-warm: #f97316;
  --body-background: radial-gradient(circle at 15% -10%, rgba(56, 189, 248, 0.18), transparent 55%),
    radial-gradient(circle at 85% 0%, rgba(249, 115, 22, 0.12), transparent 45%),
    var(--bg-900);
  --surface-layer: rgba(8, 11, 23, 0.45);
  --surface-border: rgba(255, 255, 255, 0.04);
  --surface-header-border: rgba(255, 255, 255, 0.05);
  --surface-header-bg: rgba(8, 11, 23, 0.94);
  --column-scrollbar: rgba(148, 163, 184, 0.35);
  --signal-hover-border: rgba(148, 163, 184, 0.3);
  --signal-hover-bg: rgba(255, 255, 255, 0.02);
  --rank-chip-bg: rgba(56, 189, 248, 0.15);
  --rank-chip-color: var(--accent);
  --github-rank-bg: rgba(36, 41, 46, 0.4);
  --github-rank-color: #e6edf3;
  --chip-bg: rgba(148, 163, 184, 0.12);
  --chip-border: rgba(148, 163, 184, 0.28);
  --chip-color: var(--text-primary);
  --chip-top-bg: linear-gradient(120deg, rgba(56, 189, 248, 0.18), rgba(249, 115, 22, 0.16));
  --chip-top-border: rgba(56, 189, 248, 0.4);
  --chip-top-color: var(--text-primary);
  --chip-hn-bg: rgba(251, 146, 60, 0.18);
  --chip-hn-border: rgba(249, 115, 22, 0.3);
  --chip-hn-color: #fed7aa;
  --chip-gh-bg: rgba(99, 115, 129, 0.24);
  --chip-gh-border: rgba(226, 232, 240, 0.26);
  --chip-gh-color: #e2e8f0;
  --chip-showhn-bg: rgba(168, 85, 247, 0.18);
  --chip-showhn-border: rgba(168, 85, 247, 0.3);
  --chip-showhn-color: #e9d5ff;
  --midjourney-card-border: rgba(255, 255, 255, 0.04);
  --midjourney-card-bg: rgba(15, 23, 42, 0.55);
  --midjourney-overlay: linear-gradient(180deg, transparent 0%, rgba(0, 5, 15, 0.92) 90%);
  --midjourney-like-bg: rgba(0, 0, 0, 0.45);
  --midjourney-like-border: rgba(148, 163, 184, 0.35);
  --midjourney-like-active: #ef4444;
  --viewer-backdrop: rgba(2, 6, 23, 0.75);
  --viewer-content-bg: linear-gradient(135deg, rgba(15, 25, 50, 0.95), rgba(11, 17, 35, 0.95));
  --viewer-border: rgba(148, 163, 184, 0.35);
  --viewer-button-bg: rgba(15, 23, 42, 0.6);
  --viewer-button-border: rgba(148, 163, 184, 0.4);
  --viewer-button-color: #f8fafc;
  --viewer-nav-bg: rgba(2, 6, 23, 0.55);
  --viewer-image-border: rgba(148, 163, 184, 0.3);
  --loading-background: rgba(4, 12, 32, 0.7);
  --loading-border: rgba(148, 163, 184, 0.3);
  --error-border: rgba(248, 113, 113, 0.4);
  --fold-toggle-bg: rgba(15, 23, 42, 0.4);
  --fold-toggle-border: rgba(148, 163, 184, 0.35);
  --github-description-color: #cbd5f5;
  --ai-border-color: rgba(56, 189, 248, 0.4);
  --ai-background: linear-gradient(120deg, rgba(15, 23, 42, 0.65), rgba(8, 47, 73, 0.55));
  --ai-glow-base: rgba(56, 189, 248, 0.08);
  --ai-glow-strong: rgba(56, 189, 248, 0.35);
  --modal-bg: #0f172a;
  --topic-cloud-color-1: #38bdf8;
  --topic-cloud-color-2: #f97316;
  --topic-cloud-color-3: #22d3ee;
  --topic-cloud-color-4: #34d399;
  --topic-cloud-color-5: #e2e8f0;
}

:root[data-theme='dark'] {
  color-scheme: dark;
}

:root[data-theme='light'] {
  color-scheme: light;
  --bg-900: #f8fafc;
  --bg-850: #e2e8f0;
  --bg-800: #ffffff;
  --bg-750: #dbeafe;
  --text-primary: #0f172a;
  --text-muted: #475569;
  --body-background: radial-gradient(circle at 15% -10%, rgba(14, 165, 233, 0.22), transparent 55%),
    radial-gradient(circle at 85% 0%, rgba(251, 146, 60, 0.22), transparent 45%),
    #f8fafc;
  --surface-layer: rgba(255, 255, 255, 0.9);
  --surface-border: rgba(15, 23, 42, 0.08);
  --surface-header-border: rgba(15, 23, 42, 0.12);
  --surface-header-bg: rgba(255, 255, 255, 0.98);
  --column-scrollbar: rgba(100, 116, 139, 0.35);
  --signal-hover-border: rgba(15, 23, 42, 0.18);
  --signal-hover-bg: rgba(15, 23, 42, 0.05);
  --rank-chip-bg: rgba(56, 189, 248, 0.2);
  --rank-chip-color: #0f172a;
  --github-rank-bg: rgba(15, 23, 42, 0.1);
  --github-rank-color: #0f172a;
  --chip-bg: rgba(15, 23, 42, 0.06);
  --chip-border: rgba(15, 23, 42, 0.14);
  --chip-color: #0f172a;
  --chip-top-bg: linear-gradient(120deg, rgba(14, 165, 233, 0.16), rgba(251, 146, 60, 0.14));
  --chip-top-border: rgba(14, 165, 233, 0.38);
  --chip-top-color: #0f172a;
  --chip-hn-bg: rgba(251, 146, 60, 0.18);
  --chip-hn-border: rgba(249, 115, 22, 0.24);
  --chip-hn-color: #9a3412;
  --chip-gh-bg: rgba(15, 23, 42, 0.08);
  --chip-gh-border: rgba(15, 23, 42, 0.16);
  --chip-gh-color: #0f172a;
  --chip-showhn-bg: rgba(168, 85, 247, 0.15);
  --chip-showhn-border: rgba(147, 51, 234, 0.24);
  --chip-showhn-color: #7c3aed;
  --midjourney-card-border: rgba(15, 23, 42, 0.1);
  --midjourney-card-bg: rgba(248, 250, 252, 0.9);
  --midjourney-overlay: linear-gradient(180deg, transparent 0%, rgba(255, 255, 255, 0.95) 90%);
  --midjourney-like-bg: rgba(255, 255, 255, 0.75);
  --midjourney-like-border: rgba(15, 23, 42, 0.2);
  --midjourney-like-active: #ef4444;
  --viewer-backdrop: rgba(15, 23, 42, 0.2);
  --viewer-content-bg: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(241, 245, 249, 0.98));
  --viewer-border: rgba(148, 163, 184, 0.45);
  --viewer-button-bg: rgba(248, 250, 252, 0.9);
  --viewer-button-border: rgba(148, 163, 184, 0.55);
  --viewer-button-color: #0f172a;
  --viewer-nav-bg: rgba(15, 23, 42, 0.12);
  --viewer-image-border: rgba(148, 163, 184, 0.45);
  --loading-background: rgba(226, 232, 240, 0.7);
  --loading-border: rgba(148, 163, 184, 0.45);
  --error-border: rgba(248, 113, 113, 0.6);
  --fold-toggle-bg: rgba(255, 255, 255, 0.9);
  --fold-toggle-border: rgba(148, 163, 184, 0.55);
  --github-description-color: #475569;
  --ai-border-color: rgba(14, 165, 233, 0.55);
  --ai-background: linear-gradient(120deg, rgba(224, 242, 254, 0.95), rgba(191, 219, 254, 0.9));
  --ai-glow-base: rgba(14, 165, 233, 0.15);
  --ai-glow-strong: rgba(14, 165, 233, 0.45);
  --modal-bg: #ffffff;
  --topic-cloud-color-1: #0284c7;
  --topic-cloud-color-2: #ea580c;
  --topic-cloud-color-3: #0e7490;
  --topic-cloud-color-4: #047857;
  --topic-cloud-color-5: #0f172a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh; /* Dynamic viewport height - accounts for mobile browser chrome */
  font-family: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--body-background);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

.dashboard {
  min-height: 100vh;
  min-height: 100dvh; /* Dynamic viewport height - accounts for mobile browser chrome */
  padding: clamp(1rem, 3vw, 1.75rem);
  padding-bottom: 0; /* Footer handles bottom spacing */
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.brand-group {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.brand {
  letter-spacing: 0.4em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--accent);
  text-decoration: none;
}

.brand:hover {
  opacity: 0.8;
}

.brand-status {
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Legacy status - kept for backward compatibility */
.status {
  text-align: right;
  margin-left: auto;
}

.top-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
}

.sort-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: nowrap;
  min-width: 0;
}

.sort-tabs {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem;
  background: var(--fold-toggle-bg);
  border: 1px solid var(--fold-toggle-border);
  border-radius: 999px;
}

.sort-tab {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.sort-tab:hover {
  color: var(--text-primary);
}

.sort-tab.active {
  background: var(--accent);
  color: var(--bg-900);
}

.view-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.25rem;
  background: var(--fold-toggle-bg);
  border: 1px solid var(--fold-toggle-border);
  border-radius: 999px;
  flex-shrink: 0;
}

.view-toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  padding: 0;
}

.view-toggle-btn:hover {
  color: var(--text-primary);
}

.view-toggle-btn.is-active {
  background: var(--accent);
  color: var(--bg-900);
}

.view-toggle-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.view-toggle-icon {
  width: 16px;
  height: 16px;
  display: block;
}

.theme-toggle {
  border: 1px solid var(--fold-toggle-border);
  background: var(--fold-toggle-bg);
  color: var(--text-primary);
  padding: 0.35rem 0.9rem;
  min-height: 2.3125rem;
  border-radius: 999px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.65rem;
  font-family: inherit;
  line-height: 1.5;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: border 0.2s, color 0.2s;
  text-decoration: none;
}

.theme-toggle-icon {
  font-size: 1rem;
}

.rss-icon {
  display: inline-flex;
  width: 14px;
  height: 14px;
}

.rss-icon svg {
  width: 14px;
  height: 14px;
}

.footer-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.install-button {
  /* Ensure same height as theme-toggle */
  display: inline-flex;
  align-items: center;
}

.install-icon {
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
}

/* Hide Chrome install button on touch devices */
html.is-touch .install-button {
  display: none;
}

.install-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  line-height: 1.2;
}

.install-rating {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.install-score {
  color: var(--text-primary);
  font-weight: 600;
}

.install-stars {
  display: inline-flex;
  gap: 0.1rem;
  color: var(--text-primary);
}

.install-star-dim {
  opacity: 0.35;
}

.status-label {
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.6rem;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
  display: block;
}

.status-value {
  font-size: 1rem;
  font-weight: 600;
}

.columns {
  flex: 1;
  min-height: 0;
  display: flex;
  gap: 1rem;
}

.merged-feed {
  justify-content: center;
}

.merged-feed .column {
  flex: 0 1 800px;
  max-width: 800px;
  width: 100%;
}

.merged-feed-item .feed-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.6rem;
  align-items: center;
}

.merged-feed-source {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.5rem;
  border-radius: 4px;
  font-size: 0.6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--chip-bg);
  color: var(--chip-color);
  white-space: nowrap;
}

.merged-feed-source[data-source="hn"] {
  background: rgba(255, 102, 0, 0.15);
  color: #ff6600;
}

.merged-feed-source[data-source="github"] {
  background: rgba(139, 148, 158, 0.15);
  color: var(--text-muted);
}

.merged-feed-source[data-source="hype"] {
  background: rgba(249, 115, 22, 0.18);
  color: var(--accent-warm);
}

.merged-feed-source[data-source="lw"] {
  background: rgba(102, 187, 106, 0.15);
  color: #66bb6a;
}

.merged-feed-source[data-source="lobsters"] {
  background: rgba(175, 76, 76, 0.15);
  color: #af4c4c;
}

.column {
  flex: 1;
  background: var(--surface-layer);
  border: 1px solid var(--surface-border);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  box-shadow: 0 15px 32px rgba(2, 8, 23, 0.3);
  backdrop-filter: blur(6px);
  position: relative;
  z-index: 0;
}

.column.is-menu-open {
  z-index: 30;
}

.column-header {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--surface-header-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--surface-header-bg);
  border-top-left-radius: 18px;
  border-top-right-radius: 18px;
}

.column-title {
  margin: 0;
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.column-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--text-muted);
}

.column-collapse-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.15rem 0.35rem;
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
  transition: opacity 0.15s, color 0.15s;
  margin-left: auto;
}

.column-collapse-toggle:hover {
  opacity: 1;
  color: var(--text-primary);
}

.column-collapse-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  opacity: 1;
}

.source-selector {
  position: relative;
}

.source-selector-toggle {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  font-family: inherit;
  color: var(--text-primary);
}

.source-selector-label {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.source-selector-chevron {
  width: 12px;
  height: 12px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.source-selector.is-open .source-selector-chevron {
  transform: rotate(180deg);
}

.source-selector-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.5rem;
  background: var(--bg-800);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  padding: 0.25rem;
  z-index: 200;
  min-width: 160px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.source-selector.is-open .source-selector-menu {
  display: block;
}

.source-selector-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.6rem 0.75rem;
  background: transparent;
  border: none;
  border-radius: 0.25rem;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  text-align: left;
  color: var(--text-primary);
  transition: background-color 0.15s ease, opacity 0.15s ease;
  -webkit-tap-highlight-color: transparent;
}

.source-option-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.source-option-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.source-option-label {
  /* label inherits font styles from parent */
}

.source-option-desc {
  font-size: 0.65rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.source-option-status {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
}

.source-type-icon {
  width: 14px;
  height: 14px;
}

.source-selector-option:hover:not(.is-disabled),
.source-selector-option:active:not(.is-disabled) {
  background: var(--bg-750);
}

.source-selector-option.is-selected .source-option-icon,
.source-selector-option.is-selected .source-option-label {
  color: var(--accent);
}

.source-selector-option.is-selected .source-option-status svg {
  stroke: var(--accent);
}

/* Source used in another column (clickable to swap) */
.source-selector-option.is-elsewhere {
  opacity: 0.7;
}

.source-selector-option.is-elsewhere .source-option-status {
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .source-selector-toggle {
    padding: 0.25rem 0;
  }
  .source-selector-menu {
    min-width: 180px;
  }
  .source-selector-option {
    padding: 0.75rem 1rem;
    font-size: 1rem;
  }
}

.column.is-collapsed .column-body {
  display: none;
}

.column.is-collapsed .column-header {
  border-bottom: none;
  border-bottom-left-radius: 18px;
  border-bottom-right-radius: 18px;
}

.column-body {
  padding: 0.5rem 1.25rem 1.25rem;
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.column-body::-webkit-scrollbar {
  width: 6px;
}

.column-body::-webkit-scrollbar-thumb {
  background: var(--column-scrollbar);
  border-radius: 999px;
}

.signal-item {
  display: flex;
  gap: 1rem;
  padding: 0.65rem 3rem 0.65rem 0.35rem;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: opacity 0.2s ease;
  position: relative;
}

.signal-item.is-visited {
  opacity: 0.65;
}

.rank-chip {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--rank-chip-bg);
  color: var(--rank-chip-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
}

.rank-chip.github {
  background: var(--github-rank-bg);
  color: var(--github-rank-color);
}

.signal-content {
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

/* Unified title styles for all feeds */
.feed-title,
.hn-title,
.github-repo,
.lw-title,
.lobsters-title {
  font-size: 1rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  width: 100%;
}

/* Unified hostname style for all feeds */
.feed-hostname {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* Unified meta styles for all feeds */
.feed-meta,
.feed-description,
.hn-meta,
.github-meta,
.github-description,
.lw-meta,
.lobsters-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
}

.feed-comments-link,
.hn-comments-link,
.lw-comments-link,
.lobsters-comments-link {
  color: inherit;
  font-weight: 600;
}

/* Lobsters-specific: tags */
.lobsters-tags {
  display: inline-flex;
  gap: 0.25rem;
  margin-left: 0.25rem;
}

.lobsters-tag {
  background: var(--tag-bg, rgba(138, 160, 196, 0.15));
  color: var(--tag-color, var(--text-muted));
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 500;
}

.feed-description,
.github-description {
  color: var(--github-description-color);
}

.feed-description {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.midjourney-body {
  padding: 0.5rem 1rem 1.25rem;
  --midjourney-height-hint: auto;
  max-height: var(--midjourney-height-hint);
  overflow-y: auto;
}

.midjourney-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
  min-height: 0;
  align-content: start;
}

/* When grid is applied to column-body, use consistent padding */
.column-body.midjourney-grid {
  padding: 0.75rem;
  gap: 0.75rem;
}

.midjourney-item {
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  border: 1px solid var(--midjourney-card-border);
  background: var(--midjourney-card-bg);
  display: block;
  aspect-ratio: 1 / 1;
  padding: 0;
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
  font: inherit;
  color: inherit;
}

.midjourney-like {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  height: 2.4rem;
  width: 2.4rem;
  border-radius: 999px;
  border: 1px solid var(--midjourney-like-border);
  background: var(--midjourney-like-bg);
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.midjourney-like .like-icon {
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.like-icon svg {
  width: 1.1rem;
  height: 1.1rem;
  display: block;
  fill: #fff;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
  transition: fill 0.2s ease;
}

.midjourney-like.is-liked {
  color: var(--midjourney-like-active);
  border-color: var(--midjourney-like-active);
  background: rgba(239, 68, 68, 0.18);
  box-shadow: 0 10px 35px rgba(239, 68, 68, 0.25);
}

.midjourney-like.is-liked .like-icon svg,
.viewer-action-btn.like.is-liked .like-icon svg {
  fill: var(--midjourney-like-active);
}

.midjourney-like.is-animating {
  animation: like-pop 320ms ease;
}

@keyframes like-pop {
  0% { transform: scale(0.9); }
  45% { transform: scale(1.15); }
  70% { transform: scale(0.97); }
  100% { transform: scale(1); }
}

.midjourney-item:focus-visible {
  outline: none;
  border-color: rgba(56, 189, 248, 0.7);
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.25);
}

.midjourney-image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background: rgba(0, 0, 0, 0.2);
}

.midjourney-prompt {
  position: absolute;
  inset: auto 0 0;
  padding: 0.6rem 0.7rem;
  font-size: 0.78rem;
  line-height: 1.4;
  background: var(--midjourney-overlay);
  color: var(--text-primary);
  transform: translateY(100%);
  transition: transform 0.25s ease;
}

.fold-hidden {
  display: none !important;
}

.save-toggle {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  border: 1px solid var(--midjourney-like-border);
  background: var(--midjourney-like-bg);
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.save-toggle .save-icon svg {
  width: 1.1rem;
  height: 1.1rem;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  transition: stroke 0.2s ease, fill 0.2s ease;
}

.save-toggle.is-saved {
  color: var(--midjourney-like-active);
  border-color: var(--midjourney-like-active);
  background: rgba(239, 68, 68, 0.12);
  box-shadow: 0 10px 35px rgba(239, 68, 68, 0.2);
}

.save-toggle.is-saved .save-icon svg {
  fill: var(--midjourney-like-active);
  stroke: var(--midjourney-like-active);
}

.saved-section {
  margin-top: 0.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.85rem;
  padding: 0.25rem 0.35rem 0.35rem;
  grid-auto-rows: 1fr;
  grid-auto-flow: dense;
  align-items: stretch;
}

.highlight-card {
  position: relative;
  border: 1px solid var(--surface-border);
  background: linear-gradient(160deg, rgba(56, 189, 248, 0.08), rgba(255, 255, 255, 0.03));
  padding: 0.9rem 1rem;
  border-radius: 16px;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
  opacity: 0;
  transform: translateY(6px);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-height: 100%;
  overflow: hidden;
  isolation: isolate;
  will-change: transform, opacity;
}

.highlight-card > * {
  position: relative;
  z-index: 1;
}

.highlight-strip.is-ready .highlight-card {
  animation: fadeInUp 0.45s ease forwards;
  animation-delay: calc(var(--card-index, 0) * 90ms);
}

/* 2026 Card Layout */
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.card-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: var(--chip-bg);
  color: var(--chip-color);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.chip-icon {
  font-size: 0.7rem;
  line-height: 1;
}

.card-signal {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent-secondary);
  white-space: nowrap;
}

.signal-unit {
  font-weight: 400;
  opacity: 0.7;
  font-size: 0.6rem;
}

.card-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
  text-decoration: none;
  margin: 0.35rem 0 0.25rem;
}

.card-title:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.card-summary {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 0.85rem;
  line-height: 1.45;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
}

.card-summary[data-ai="true"] {
  padding-left: 0.65rem;
  border-left: 2px solid var(--accent-secondary);
}

.card-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-top: auto;
  padding-top: 0.35rem;
}

.card-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.card-stat--link {
  text-decoration: none;
  color: var(--text-muted);
}

.card-stat--link:hover {
  color: var(--text-primary);
}

.stat-icon {
  font-size: 0.75rem;
  opacity: 0.8;
}

.card-time {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.8;
}

.card-domain {
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0.7;
  margin-left: auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 120px;
}

/* Hover micro-interaction */
.highlight-card:hover {
  transform: translateY(-2px);
  transition: transform 0.2s ease;
}

/* Legacy chip class (kept for backwards compatibility) */
.highlight-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: var(--chip-bg);
  color: var(--chip-color);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.highlight-chip.is-top {
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.16);
}

.flame-icon {
  position: relative;
  width: 12px;
  height: 16px;
  display: inline-block;
  margin-right: 0.1rem;
  filter: drop-shadow(0 0 6px rgba(249, 115, 22, 0.35));
  animation: flameWiggle 1s ease-in-out infinite alternate;
  will-change: transform;
}

.flame-icon::before,
.flame-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50% 50% 40% 40% / 60% 60% 40% 40%;
}

.flame-icon::before {
  background: radial-gradient(ellipse at 50% 60%, #facc15 0%, #fb923c 45%, #f97316 65%, rgba(0, 0, 0, 0) 70%);
  animation: flamePulse 0.85s ease-in-out infinite alternate;
  will-change: transform, opacity;
}

.flame-icon::after {
  inset: 2px 3px 0 3px;
  background: radial-gradient(ellipse at 50% 70%, #fde68a 0%, #fb923c 55%, rgba(0, 0, 0, 0) 65%);
  opacity: 0.9;
}

@keyframes flamePulse {
  0% { transform: translateY(0) scale(1); opacity: 0.9; }
  50% { transform: translateY(-1px) scale(1.04); opacity: 1; }
  100% { transform: translateY(1px) scale(0.98); opacity: 0.85; }
}

@keyframes flameWiggle {
  0% { transform: rotate(-2deg) scale(1); }
  50% { transform: rotate(2deg) scale(1.02); }
  100% { transform: rotate(-1deg) scale(0.99); }
}

/* Chip colors - new data-source values */
.highlight-card[data-source='hn'] .card-chip,
.highlight-card[data-source='hn'] .highlight-chip,
.highlight-card[data-source='hacker news'] .highlight-chip {
  background: var(--chip-hn-bg);
  color: var(--chip-hn-color);
  border-color: var(--chip-hn-border);
}

.highlight-card[data-source='gh'] .card-chip,
.highlight-card[data-source='gh'] .highlight-chip,
.highlight-card[data-source='github'] .highlight-chip {
  background: var(--chip-gh-bg);
  color: var(--chip-gh-color);
  border-color: var(--chip-gh-border);
}

.highlight-card[data-source='show-hn'] .card-chip,
.highlight-card[data-source='show-hn'] .highlight-chip,
.highlight-card[data-source='show hn'] .highlight-chip {
  background: var(--chip-showhn-bg);
  color: var(--chip-showhn-color);
  border-color: var(--chip-showhn-border);
}

.highlight-title {
  display: block;
  margin: 0.5rem 0 0.1rem;
  font-size: 1rem;
  line-height: 1.4;
  font-weight: 700;
}

.highlight-meta,
.highlight-secondary {
  color: var(--text-muted);
  font-size: 0.9rem;
  letter-spacing: 0.01em;
}

.highlight-secondary {
  margin-top: 0.25rem;
}

.highlight-placeholder {
  padding: 0.9rem 1rem;
  border: 1px dashed var(--loading-border);
  color: var(--text-muted);
  border-radius: 14px;
  text-align: center;
}

/* Virality map slide */
.highlights.highlights--virality {
  display: block;
  padding: 0.35rem 0.35rem 0.5rem;
}

.highlight-card--virality {
  background: none;
  border: none;
  box-shadow: none;
  padding: 0;
  min-height: 0;
  overflow: visible;
  display: block;
}

.highlight-card--topic-cloud {
  background: none;
  border: none;
  box-shadow: none;
  padding: 0;
  min-height: 0;
  overflow: visible;
  display: block;
}

/* Topic cloud slide */
.highlights.highlights--topic-cloud {
  display: block;
  padding: 0.35rem 0.35rem 0.5rem;
}

.topic-cloud {
  position: relative;
  width: 100%;
  height: clamp(240px, 34vh, 380px);
  border: 1px solid var(--surface-border);
  border-radius: 18px;
  background: linear-gradient(160deg, rgba(56, 189, 248, 0.08), rgba(255, 255, 255, 0.03));
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
  overflow: hidden;
}

.topic-cloud-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.topic-cloud-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

.topic-cloud-term {
  cursor: pointer;
  text-decoration: none;
}

.topic-cloud-text {
  fill: var(--term-color, var(--text-primary));
  transition: fill 0.2s ease, opacity 0.2s ease;
  pointer-events: visiblePainted;
}

.topic-cloud-term:hover .topic-cloud-text,
.topic-cloud-term:focus-visible .topic-cloud-text {
  fill: var(--text-primary);
  opacity: 1;
}

.topic-cloud-term:focus-visible .topic-cloud-text {
  stroke: var(--accent);
  stroke-width: 0.7px;
  paint-order: stroke;
}

@media (max-width: 768px) {
  .topic-cloud {
    height: clamp(220px, 36vh, 340px);
  }
}

.virality-map {
  border: 1px solid var(--surface-border);
  background: linear-gradient(160deg, rgba(56, 189, 248, 0.08), rgba(255, 255, 255, 0.03));
  border-radius: 18px;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.18);
  padding: 0.8rem 0.9rem 0.9rem;
  position: relative;
  overflow: visible;
}

.virality-map-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.virality-map-window {
  font-weight: 600;
}

.virality-map-legend {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  opacity: 0.8;
}

.virality-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.45);
}

.virality-map-limited {
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: var(--chip-bg);
  color: var(--chip-color);
  font-size: 0.62rem;
}

.virality-map-frame {
  position: relative;
  height: 240px;
  margin-top: 0.6rem;
  overflow: visible;
}

.virality-edge-labels {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: none;
  z-index: 0;
}

.virality-edge-label {
  position: absolute;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.virality-edge-label--new {
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
}

.virality-edge-label--old {
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
}

.virality-edge-label--high {
  left: 50%;
  top: 10px;
  transform: translateX(-50%);
}

.virality-edge-label--low {
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
}

.virality-map-svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
  position: relative;
  z-index: 1;
}

.virality-grid-line {
  stroke: var(--surface-border);
  stroke-width: 1;
  opacity: 0.45;
}

.virality-axis-line {
  stroke: var(--surface-border);
  stroke-width: 1.4;
  opacity: 0.75;
}

.virality-axis-label {
  fill: var(--text-muted);
  font-size: 10px;
  letter-spacing: 0.08em;
}

/* Quadrant backgrounds */
.virality-quadrant {
  opacity: 0.08;
}

.virality-quadrant--viral {
  fill: var(--quadrant-viral, #f97316);
}

.virality-quadrant--sustained {
  fill: var(--quadrant-sustained, #22c55e);
}

.virality-quadrant--fresh {
  fill: var(--quadrant-fresh, #3b82f6);
}

.virality-quadrant--settled {
  fill: var(--quadrant-settled, #6b7280);
}

/* Quadrant labels */
.virality-quadrant-label {
  fill: var(--text-muted);
  font-size: 11px;
  opacity: 0.7;
  pointer-events: none;
}

.virality-point {
  color: var(--accent);
  opacity: 1;
  transform: none;
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.2s ease, filter 0.2s ease;
}

.virality-point.is-link {
  cursor: pointer;
}

.virality-point.is-active {
  transform: scale(1.08);
}

.virality-point.is-selected {
  transform: scale(1.1);
  filter: drop-shadow(0 8px 16px rgba(56, 189, 248, 0.25));
}

.virality-hit {
  fill: transparent;
  pointer-events: all;
}

.virality-point[data-source='hackerNews'] {
  color: var(--chip-hn-color);
}

.virality-point[data-source='github'] {
  color: var(--chip-gh-color);
}

.virality-point[data-source='lessWrong'] {
  color: var(--accent);
}

.virality-point[data-source='hypeReplicate'] {
  color: var(--accent-warm);
}

.virality-point[data-source='lobsters'] {
  color: var(--chip-showhn-color);
}

.virality-halo {
  fill: currentColor;
  opacity: 0.18;
}

.virality-bubble {
  fill: currentColor;
  fill-opacity: 0.75;
  stroke: currentColor;
  stroke-opacity: 0.7;
  stroke-width: 1.4;
}

.virality-point.is-selected .virality-bubble {
  fill-opacity: 0.9;
  stroke-width: 2.4;
}

.virality-point.is-selected .virality-halo {
  opacity: 0.35;
}

.virality-rank {
  fill: var(--text-primary);
  font-size: 11px;
  font-weight: 600;
  paint-order: stroke;
  stroke: rgba(0, 0, 0, 0.35);
  stroke-width: 3;
  pointer-events: none;
}

.virality-tooltip {
  position: absolute;
  left: 0;
  top: 0;
  min-width: 200px;
  max-width: 260px;
  padding: 0.6rem 0.75rem;
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  background: var(--surface-header-bg);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.3);
  color: var(--text-primary);
  font-size: 0.75rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
  z-index: 2;
}

.virality-tooltip.is-visible {
  opacity: 1;
}

.virality-tooltip-title {
  font-weight: 600;
  font-size: 0.8rem;
  margin-bottom: 0.35rem;
  line-height: 1.25;
}

.virality-tooltip-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-muted);
  font-size: 0.7rem;
}

.virality-tooltip-row + .virality-tooltip-row {
  margin-top: 0.2rem;
}

.virality-tooltip-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: var(--chip-bg);
  color: var(--chip-color);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.virality-tooltip-chip[data-source='hackerNews'] {
  background: var(--chip-hn-bg);
  color: var(--chip-hn-color);
  border-color: var(--chip-hn-border);
}

.virality-tooltip-chip[data-source='github'] {
  background: var(--chip-gh-bg);
  color: var(--chip-gh-color);
  border-color: var(--chip-gh-border);
}

.virality-tooltip-chip[data-source='lessWrong'] {
  background: var(--chip-top-bg);
  color: var(--chip-top-color);
  border-color: var(--chip-top-border);
}

.virality-tooltip-chip[data-source='hypeReplicate'] {
  background: var(--chip-hn-bg);
  color: var(--accent-warm);
  border-color: var(--chip-hn-border);
}

.virality-tooltip-chip[data-source='lobsters'] {
  background: var(--chip-showhn-bg);
  color: var(--chip-showhn-color);
  border-color: var(--chip-showhn-border);
}

.virality-map-empty {
  padding: 1rem;
  border-radius: 14px;
  border: 1px dashed var(--loading-border);
  color: var(--text-muted);
  text-align: center;
}

.virality-mobile-list {
  display: none;
  margin-top: 0.75rem;
  border-top: 1px solid var(--surface-border);
  padding-top: 0.6rem;
  gap: 0.45rem;
  flex-direction: column;
}

.virality-row {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 0.6rem;
  border-radius: 14px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  text-align: left;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.virality-row:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.virality-row.is-selected {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.3);
}

.virality-row-rank {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--rank-chip-bg);
  color: var(--rank-chip-color);
  flex-shrink: 0;
}

.virality-row[data-source='hackerNews'] .virality-row-rank {
  background: var(--chip-hn-color);
  color: #fff;
}

.virality-row[data-source='github'] .virality-row-rank {
  background: var(--chip-gh-color);
  color: #fff;
}

.virality-row[data-source='lessWrong'] .virality-row-rank {
  background: var(--accent);
  color: #fff;
}

.virality-row[data-source='hypeReplicate'] .virality-row-rank {
  background: var(--accent-warm);
  color: #fff;
}

.virality-row[data-source='lobsters'] .virality-row-rank {
  background: var(--chip-showhn-color);
  color: #fff;
}

.virality-row-body {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.virality-row-title {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.virality-row-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.virality-sheet {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.7rem 0.9rem 0.9rem;
  border-radius: 16px 16px 0 0;
  border: 1px solid var(--surface-border);
  background: var(--surface-layer);
  box-shadow: 0 -16px 30px rgba(0, 0, 0, 0.25);
  transform: translateY(110%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.virality-sheet.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.virality-sheet-handle {
  width: 36px;
  height: 4px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.5);
  margin: 0 auto 0.6rem;
}

.virality-sheet-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.6rem;
}

.virality-sheet-title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
  flex: 1;
}

.virality-sheet-close {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--surface-border);
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
}

.virality-sheet-body {
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.virality-sheet-chip {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: var(--chip-bg);
  color: var(--chip-color);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.virality-sheet-chip[data-source='hackerNews'] {
  background: var(--chip-hn-bg);
  color: var(--chip-hn-color);
  border-color: var(--chip-hn-border);
}

.virality-sheet-chip[data-source='github'] {
  background: var(--chip-gh-bg);
  color: var(--chip-gh-color);
  border-color: var(--chip-gh-border);
}

.virality-sheet-chip[data-source='lessWrong'] {
  background: var(--chip-top-bg);
  color: var(--chip-top-color);
  border-color: var(--chip-top-border);
}

.virality-sheet-chip[data-source='hypeReplicate'] {
  background: var(--chip-hn-bg);
  color: var(--accent-warm);
  border-color: var(--chip-hn-border);
}

.virality-sheet-chip[data-source='lobsters'] {
  background: var(--chip-showhn-bg);
  color: var(--chip-showhn-color);
  border-color: var(--chip-showhn-border);
}

.virality-sheet-meta {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.virality-sheet-meta-item {
  font-size: 0.82rem;
}

.virality-sheet-open {
  margin-top: 0.75rem;
  width: 100%;
  min-height: 44px;
  border-radius: 14px;
  border: 1px solid var(--surface-border);
  background: rgba(56, 189, 248, 0.12);
  color: var(--text-primary);
  font-weight: 600;
  cursor: pointer;
}

.virality-sheet-open:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@media (min-width: 601px) {
  .virality-sheet {
    display: none;
  }
}

@media (max-width: 600px) {
  .virality-map-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .virality-map-frame {
    height: clamp(260px, 55vh, 320px);
  }

  .virality-axis-label {
    display: none;
  }

  .virality-quadrants {
    display: none;
  }

  .virality-edge-labels {
    display: block;
  }

  .virality-grid-line {
    opacity: 0.2;
  }

  .virality-axis-line {
    opacity: 0.4;
  }

  .virality-tooltip {
    display: none;
  }

  .virality-mobile-list {
    display: flex;
  }

  .virality-rank {
    font-size: 12px;
  }
}

@media (max-width: 360px) {
  .virality-map-legend {
    display: none;
  }

  .virality-row-meta {
    font-size: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .virality-point {
    transition: none;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeOutDown {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(8px);
  }
}

.highlight-strip.is-leaving .highlight-card {
  animation: fadeOutDown 0.35s ease forwards;
  animation-delay: calc(var(--card-index, 0) * 50ms);
}

.fold-toggle {
  align-self: center;
  border: 1px solid var(--fold-toggle-border);
  background: var(--fold-toggle-bg);
  color: var(--text-primary);
  padding: 0.5rem 1.6rem;
  border-radius: 999px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-size: 0.72rem;
  cursor: pointer;
  margin: 0.85rem auto 1.25rem;
  transition: border 0.2s, color 0.2s;
}

.site-footer {
  margin-top: 1rem;
  margin-bottom: 3rem;
  padding: 0 clamp(1rem, 3vw, 1.75rem);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.footer-credit {
  text-align: right;
}

.site-footer a {
  color: var(--text-primary);
}

.signal-item.ai-item {
  border-color: var(--ai-border-color);
  background: var(--ai-background);
  animation: aiGlow 2.8s ease-in-out infinite;
  will-change: box-shadow;
}

@keyframes aiGlow {
  0%, 100% {
    box-shadow: 0 0 0 var(--ai-glow-base);
  }
  50% {
    box-shadow: 0 0 20px var(--ai-glow-strong);
  }
}

.viewer {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--viewer-backdrop);
  backdrop-filter: blur(12px);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.viewer.is-active {
  opacity: 1;
  pointer-events: auto;
}

.viewer-backdrop {
  position: absolute;
  inset: 0;
}

.viewer-content {
  position: relative;
  width: min(900px, 92vw);
  max-height: 90vh;
  background: var(--viewer-content-bg);
  border: 1px solid var(--viewer-border);
  border-radius: 28px;
  padding: clamp(1rem, 2vw, 1.75rem);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 0 25px 65px rgba(2, 6, 23, 0.65);
}

.viewer-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--viewer-button-bg);
  border: 1px solid var(--viewer-button-border);
  color: var(--viewer-button-color);
  border-radius: 999px;
  width: 40px;
  height: 40px;
  font-size: 1.4rem;
  cursor: pointer;
}

.viewer-media {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
}

.viewer-image {
  max-width: 100%;
  max-height: 70vh;
  width: auto;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--viewer-image-border);
  background: #010914;
}

.viewer-meta {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.viewer-prompt {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.viewer-action-btn {
  border: 1px solid var(--viewer-button-border);
  background: var(--viewer-button-bg);
  color: var(--viewer-button-color);
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border 0.2s, color 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

@media (hover: hover) {
  html:not(.is-touch) a:hover {
    color: var(--accent);
  }

  html:not(.is-touch) .theme-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
  }

  html:not(.is-touch) .signal-item:hover {
    border-color: var(--signal-hover-border);
    background: var(--signal-hover-bg);
  }

  html:not(.is-touch) .signal-item.is-visited:hover {
    opacity: 1;
  }

  html:not(.is-touch) .feed-comments-link:hover,
  html:not(.is-touch) .hn-comments-link:hover {
    text-decoration: underline;
  }

  html:not(.is-touch) .midjourney-item:hover {
    border-color: rgba(56, 189, 248, 0.5);
    transform: translateY(-1px);
  }

  html:not(.is-touch) .midjourney-item:hover .midjourney-image {
    transform: scale(1.04);
  }

  html:not(.is-touch) .midjourney-item:hover .midjourney-prompt {
    transform: translateY(0);
  }

  html:not(.is-touch) .fold-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
  }

  html:not(.is-touch) .viewer-action-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
  }
}

.viewer-action-btn.is-disabled {
  opacity: 0.5;
  pointer-events: none;
}

.viewer-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--viewer-button-border);
  background: var(--viewer-nav-bg);
  color: var(--viewer-button-color);
  font-size: 1.5rem;
  cursor: pointer;
}

.viewer-nav:disabled {
  opacity: 0.35;
  cursor: default;
}

.viewer-nav.prev {
  left: -24px;
}

.viewer-nav.next {
  right: -24px;
}

.viewer-counter {
  margin-left: auto;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .column-collapse-toggle {
    display: block;
  }

  .brand-group {
    gap: 0.1rem;
  }

  .brand {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
  }

  .brand-status {
    font-size: 0.5rem;
    letter-spacing: 0.15em;
  }

  .top-controls {
    width: auto;
    justify-content: flex-end;
    flex-wrap: nowrap;
    gap: 0.5rem;
  }

  .topline {
    flex-wrap: wrap;
  }

  .sort-row {
    order: 2;
    width: 100%;
    margin-top: 0.5rem;
  }

  .sort-tabs {
    flex: 1 1 auto;
    min-width: 0;
    justify-content: flex-start;
    overflow-x: auto;
    padding: 0.2rem;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .sort-tabs::-webkit-scrollbar {
    display: none;
  }

  .sort-tab {
    padding: 0.3rem 0.5rem;
    font-size: 0.6rem;
  }

  /* Legacy status mobile styles - kept for backward compatibility */
  .status {
    order: 1;
    width: 100%;
    text-align: center;
    margin-top: 0.4rem;
    margin-left: 0;
  }

  .status-label {
    display: inline;
    margin-right: 0.3em;
  }

  .status-value {
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--text-muted);
  }

  .view-toggle-btn {
    width: 44px;
    height: 44px;
  }

  .merged-feed .column {
    max-width: 100%;
  }

  .merged-feed .column-body {
    padding: 0.5rem 1rem 1rem;
  }

  .merged-feed-item {
    padding: 0.55rem 2.75rem 0.55rem 0.35rem;
  }

  .merged-feed-item .feed-meta {
    font-size: 0.75rem;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .subscribe-btn-label {
    display: none;
  }

  .subscribe-btn {
    padding: 0.4rem 0.5rem;
  }

  .column.is-collapsed .fold-toggle {
    display: none;
  }

  .viewer-content {
    width: calc(100vw - 2rem);
    max-height: 95vh;
    border-radius: 22px;
    padding-bottom: 3.25rem;
  }

  .viewer-media {
    max-height: 55vh;
  }

  .viewer-nav {
    top: auto;
    bottom: 1rem;
    transform: none;
  }

  .viewer-nav.prev {
    left: 1rem;
  }

  .viewer-nav.next {
    right: 1rem;
  }

  .columns {
    flex-direction: column;
    height: auto;
  }

  .status {
    text-align: left;
  }
}

.loading-placeholder,
.error-placeholder {
  width: 100%;
  padding: 1.5rem;
  text-align: center;
  border-radius: 14px;
  border: 1px dashed var(--loading-border);
  color: var(--text-muted);
  background: var(--loading-background);
}

.error-placeholder {
  color: #fda4af;
  border-color: var(--error-border);
}

@media (max-width: 1000px) {
  .columns {
    flex-direction: column;
    height: auto;
  }

  .status {
    text-align: left;
  }
}

@media (max-width: 720px) {
  .midjourney-grid {
    grid-template-columns: 1fr;
  }
}

/* ====== Feed Search ====== */
.feed-search {
  margin-bottom: 0.5rem;
}

.feed-search-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.feed-search-input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--surface-layer);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  padding: 0.6rem 1rem;
  backdrop-filter: blur(6px);
  transition: border-color 0.2s;
}

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

.feed-search-icon {
  flex-shrink: 0;
  color: var(--text-muted);
}

.feed-search-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  min-width: 0;
}

.feed-search-input::placeholder {
  color: var(--text-muted);
}

.feed-search-input::-webkit-search-cancel-button {
  -webkit-appearance: none;
  appearance: none;
}

.feed-search-cancel {
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--fold-toggle-border);
  border-radius: 6px;
  padding: 0.35rem 0.75rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-family: inherit;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.feed-search-cancel:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

.feed-search-status {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 0 0.25rem;
}

/* ====== Search Results Column ====== */
.search-columns {
  flex: 1;
  min-height: 0;
  display: flex;
  gap: 1rem;
}

.search-column {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.search-result-item {
  display: flex;
  gap: 0.75rem;
  padding: 0.65rem 0.75rem;
  border-radius: 12px;
  border: 1px solid transparent;
  transition: border-color 0.15s, background 0.15s;
}

html:not(.is-touch) .search-result-item:hover {
  border-color: var(--signal-hover-border);
  background: var(--signal-hover-bg);
}

.search-result-item.ai-item {
  border-color: var(--ai-border-color);
  background: var(--ai-background);
}

.search-result-content {
  flex: 1;
  min-width: 0;
}

.search-result-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  display: block;
  margin-bottom: 0.25rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-result-title:hover {
  color: var(--accent);
}

.search-result-description {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-result-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.search-result-source {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: var(--chip-bg);
  color: var(--chip-color);
}

.search-result-source[data-source="hn"] {
  background: rgba(255, 102, 0, 0.15);
  color: #ff6600;
}

.search-result-source[data-source="github"] {
  background: rgba(139, 148, 158, 0.15);
  color: var(--text-muted);
}

.search-result-source[data-source="lw"] {
  background: rgba(102, 187, 106, 0.15);
  color: #66bb6a;
}

.search-result-source[data-source="lobsters"] {
  background: rgba(175, 76, 76, 0.15);
  color: #af4c4c;
}

.search-result-timeframes {
  display: inline-flex;
  gap: 0.25rem;
}

.search-result-timeframe {
  font-size: 0.6rem;
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  background: var(--chip-bg);
  color: var(--text-muted);
}

.search-result-score {
  color: var(--text-muted);
}

.search-hint {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.search-no-results {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
}

.search-loading {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
}

[hidden] {
  display: none !important;
}

/* Subscribe button in topline */
.subscribe-btn {
  border: 1px solid var(--fold-toggle-border);
  background: var(--fold-toggle-bg);
  color: var(--text-primary);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.65rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: border 0.2s, color 0.2s;
}

.subscribe-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.subscribe-btn-icon {
  font-size: 1rem;
}

/* Subscribe modal */
.subscribe-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.subscribe-modal.is-active {
  opacity: 1;
  pointer-events: auto;
}

.subscribe-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.subscribe-content {
  position: relative;
  background: var(--modal-bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 2rem;
  max-width: 420px;
  width: calc(100% - 2rem);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.subscribe-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

.subscribe-close:hover {
  color: var(--text-primary);
}

#subscribe-title {
  margin: 0 0 1rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
}

.subscribe-notice {
  margin: 0 0 1.5rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.subscribe-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.subscribe-row {
  display: flex;
  gap: 0.5rem;
}

.subscribe-turnstile {
  display: flex;
  justify-content: center;
  min-height: 65px;
}

.subscribe-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.subscribe-input {
  flex: 1;
  padding: 0.6rem 1rem;
  border: 1px solid var(--fold-toggle-border);
  border-radius: 8px;
  background: var(--bg-body);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.subscribe-input:focus {
  outline: none;
  border-color: var(--accent);
}

.subscribe-submit {
  padding: 0.6rem 1.25rem;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #000;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.subscribe-submit:hover {
  opacity: 0.9;
}

.subscribe-status {
  margin: 1rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 1.25rem;
}

@media (max-width: 480px) {
  .subscribe-form {
    flex-direction: column;
  }

  .subscribe-row {
    flex-direction: column;
  }

  .subscribe-submit {
    width: 100%;
  }

  .subscribe-btn {
    padding: 0.3rem 0.6rem;
    font-size: 0.6rem;
  }
}

/* ====== Hero Carousel ====== */

.highlight-strip {
  position: relative;
}

/* Loading overlay (shows during feed load, preserves carousel state) */
.highlight-loading-overlay {
  position: absolute;
  inset: 0;
  background: var(--bg-body);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.highlight-loading-overlay[hidden] {
  display: none;
}

/* Carousel container */
.highlight-carousel {
  position: relative;
}

/* Carousel nav arrows - vertical lines with chevron */
.highlight-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 80px;
  border: none;
  background: linear-gradient(
    to right,
    transparent 0%,
    var(--bg-card) 40%,
    var(--bg-card) 60%,
    transparent 100%
  );
  color: var(--text-muted);
  cursor: pointer;
  opacity: 0.4;
  transition: opacity 0.2s, color 0.2s;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.highlight-nav:hover {
  opacity: 0.8;
  color: var(--text-primary);
}

.highlight-nav:focus-visible {
  outline: 2px solid var(--accent, #38bdf8);
  outline-offset: 2px;
  opacity: 1;
}

.highlight-nav svg {
  width: 18px;
  height: 18px;
}

.highlight-nav--prev {
  left: -28px;
}

.highlight-nav--next {
  right: -28px;
}

/* Hide nav arrows on mobile (dots are sufficient) */
@media (max-width: 768px) {
  .highlight-nav {
    display: none;
  }
}

/* Slides wrapper */
.highlight-slides {
  position: relative;
  min-height: 180px;
}

.highlight-slides.is-collapsed {
  min-height: 0;
}

/* Individual slide */
.highlight-slide[hidden] {
  display: none;
}

/* Slide header (title + hide button) */
.highlight-slide-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.35rem 0.5rem 0.25rem;
}

/* Slide title */
.highlight-slide-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  padding: 0;
}

/* Slide hide button (text label) */
.highlight-slide-hide {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.15rem 0.35rem;
  font-size: 0.6rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.6;
  transition: opacity 0.15s, color 0.15s;
}

.highlight-slide-hide:hover {
  opacity: 1;
  color: var(--text-primary);
}

.highlight-slide-hide:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  opacity: 1;
}

/* Collapsed slide state */
.highlight-slide.is-collapsed .highlights {
  display: none;
}

/* Slide animations - applies to slides, not strip */
.highlight-slide.is-ready .highlight-card {
  animation: fadeInUp 0.45s ease forwards;
  animation-delay: calc(var(--card-index, 0) * 60ms);
}

.highlight-slide.is-leaving .highlight-card {
  animation: fadeOutDown 0.35s ease forwards;
  animation-delay: calc(var(--card-index, 0) * 30ms);
}

/* Dot navigation */
.highlight-dots {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0 0.25rem;
}

.highlight-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  background: var(--text-muted);
  opacity: 0.35;
  cursor: pointer;
  padding: 0;
  transition: opacity 0.2s, transform 0.2s, background 0.2s;
}

.highlight-dot:hover {
  opacity: 0.6;
  transform: scale(1.15);
}

.highlight-dot.active {
  opacity: 1;
  background: var(--accent, #38bdf8);
  transform: scale(1.2);
}

.highlight-dot:focus-visible {
  outline: 2px solid var(--accent, #38bdf8);
  outline-offset: 2px;
}

/* Autoplay toggle button */
.highlight-autoplay-toggle {
  width: 20px;
  height: 20px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  margin-left: 0.5rem;
  opacity: 0.5;
  transition: opacity 0.2s, color 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.highlight-autoplay-toggle:hover {
  opacity: 0.8;
}

.highlight-autoplay-toggle:focus-visible {
  outline: 2px solid var(--accent, #38bdf8);
  outline-offset: 2px;
  opacity: 1;
}

.autoplay-icon {
  width: 14px;
  height: 14px;
}

/* Default: show pause icon (autoplay is on) */
.autoplay-icon--play {
  display: none;
}

.autoplay-icon--pause {
  display: block;
}

/* When paused: show play icon */
.highlight-autoplay-toggle.is-paused .autoplay-icon--play {
  display: block;
}

.highlight-autoplay-toggle.is-paused .autoplay-icon--pause {
  display: none;
}

/* Midjourney carousel cards */
.highlight-card--midjourney {
  padding: 0.75rem 0.85rem;
}

.highlight-card--midjourney .highlight-image-wrapper {
  position: relative;
  aspect-ratio: 1;
  border-radius: 10px;
  overflow: hidden;
  margin: 0.35rem 0;
  background: var(--surface-border);
}

.highlight-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.highlight-image.is-loaded {
  opacity: 1;
}

.highlight-image.is-error {
  opacity: 0.3;
}

.highlight-image-placeholder {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--surface-border), var(--surface-layer));
  animation: shimmer 1.8s ease-in-out infinite;
}

.highlight-image.is-loaded + .highlight-image-placeholder,
.highlight-image.is-error + .highlight-image-placeholder {
  display: none;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 0.8; }
}

.highlight-card--midjourney .highlight-title {
  font-size: 0.85rem;
  line-height: 1.35;
  margin: 0.3rem 0 0.1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.highlight-card--midjourney .highlight-meta {
  font-size: 0.75rem;
}

/* Midjourney chip styling */
.highlight-card[data-source='midjourney'] .highlight-chip {
  background: rgba(168, 85, 247, 0.15);
  color: #c4b5fd;
  border-color: rgba(168, 85, 247, 0.3);
}

/* Hype source chip styling (new + legacy selectors) */
.highlight-card[data-source='hype'] .card-chip,
.highlight-card[data-source='hype'] .highlight-chip,
.highlight-card[data-source='reddit'] .highlight-chip,
.highlight-card[data-source='huggingface'] .highlight-chip,
.highlight-card[data-source='replicate'] .highlight-chip {
  background: rgba(34, 197, 94, 0.15);
  color: #86efac;
  border-color: rgba(34, 197, 94, 0.3);
}

/* Popular cross-source chips (new + legacy selectors) */
.highlight-card[data-source='popular'] .card-chip,
.highlight-card[data-source='popular'] .highlight-chip {
  background: rgba(251, 191, 36, 0.15);
  color: #fcd34d;
  border-color: rgba(251, 191, 36, 0.3);
}

/* LessWrong chip (new + legacy selectors) */
.highlight-card[data-source='lw'] .card-chip,
.highlight-card[data-source='lw'] .highlight-chip,
.highlight-card[data-source='lesswrong'] .highlight-chip {
  background: rgba(34, 211, 238, 0.15);
  color: #67e8f9;
  border-color: rgba(34, 211, 238, 0.3);
}

/* Light theme: darker text for chip readability */
:root[data-theme='light'] .highlight-card[data-source='hype'] .card-chip,
:root[data-theme='light'] .highlight-card[data-source='hype'] .highlight-chip,
:root[data-theme='light'] .highlight-card[data-source='reddit'] .highlight-chip,
:root[data-theme='light'] .highlight-card[data-source='huggingface'] .highlight-chip,
:root[data-theme='light'] .highlight-card[data-source='replicate'] .highlight-chip {
  background: rgba(34, 197, 94, 0.12);
  color: #166534;
  border-color: rgba(34, 197, 94, 0.4);
}

:root[data-theme='light'] .highlight-card[data-source='popular'] .card-chip,
:root[data-theme='light'] .highlight-card[data-source='popular'] .highlight-chip {
  background: rgba(251, 191, 36, 0.15);
  color: #92400e;
  border-color: rgba(251, 191, 36, 0.5);
}

:root[data-theme='light'] .highlight-card[data-source='lw'] .card-chip,
:root[data-theme='light'] .highlight-card[data-source='lw'] .highlight-chip,
:root[data-theme='light'] .highlight-card[data-source='lesswrong'] .highlight-chip {
  background: rgba(34, 211, 238, 0.12);
  color: #0e7490;
  border-color: rgba(34, 211, 238, 0.4);
}

/* AI item glow for highlight cards */
.highlight-card.ai-item {
  border-color: var(--ai-border-color);
  background: var(--ai-background);
  animation: aiGlow 2.8s ease-in-out infinite;
  will-change: box-shadow;
}

/* Reduced motion: disable animations, no autoplay */
@media (prefers-reduced-motion: reduce) {
  .highlight-slide.is-leaving .highlight-card,
  .highlight-slide.is-ready .highlight-card {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .highlight-card:hover {
    transform: none;
  }

  .highlight-card.ai-item {
    animation: none;
  }

  .highlight-dot {
    transition: none;
  }

  .highlight-image {
    transition: none;
  }

  .highlight-image-placeholder {
    animation: none;
  }
}

/* Mobile adjustments for carousel */
@media (max-width: 600px) {
  .highlight-dots {
    padding: 0.5rem 0 0.15rem;
    gap: 0.4rem;
  }

  .highlight-dot {
    width: 7px;
    height: 7px;
  }

  .highlight-slide-header {
    padding: 0.25rem 0.35rem 0.2rem;
  }

  .highlight-slide-title {
    font-size: 0.7rem;
  }

  .highlight-slide-hide {
    font-size: 0.55rem;
    padding: 0.1rem 0.25rem;
  }
}

/* ====== Saved Island ====== */
.saved-island {
  background: var(--surface-layer);
  border: 1px solid var(--surface-border);
  border-radius: 18px;
  padding: 1rem 1.25rem;
  margin-bottom: 1rem; /* Space before footer */
  box-shadow: 0 15px 32px rgba(2, 8, 23, 0.3);
  backdrop-filter: blur(6px);
}

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

.saved-island-title {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.saved-island-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.5rem;
  height: 1.5rem;
  padding: 0 0.4rem;
  border-radius: 999px;
  background: var(--rank-chip-bg);
  color: var(--rank-chip-color);
  font-size: 0.75rem;
  font-weight: 600;
}

.saved-island-track {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}

/* Cards */
.saved-island-card {
  text-decoration: none;
  color: inherit;
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.saved-island-card--link {
  display: flex;
  flex-direction: column;
  padding: 0.75rem;
  background: var(--bg-800);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
}

html:not(.is-touch) .saved-island-card--link:hover {
  border-color: var(--signal-hover-border);
  transform: translateY(-2px);
}

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

.saved-island-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.saved-island-card-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: auto;
  padding-top: 0.35rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Image cards (Midjourney) */
.saved-island-card--image {
  position: relative;
  aspect-ratio: 1;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--midjourney-card-border);
  background: var(--midjourney-card-bg);
}

html:not(.is-touch) .saved-island-card--image:hover {
  border-color: rgba(56, 189, 248, 0.5);
  transform: translateY(-2px);
}

.saved-island-image-wrapper {
  width: 100%;
  height: 100%;
}

.saved-island-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.saved-island-image-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0.5rem;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.4) 0%, transparent 40%);
  opacity: 0;
  transition: opacity 0.2s ease;
}

html:not(.is-touch) .saved-island-card--image:hover .saved-island-image-overlay {
  opacity: 1;
}

/* Always show overlay on touch devices */
@media (hover: none) {
  .saved-island-image-overlay {
    opacity: 1;
  }
}

/* Source badge */
.saved-island-source {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: color-mix(in srgb, var(--source-color, #888) 20%, transparent);
  color: var(--source-color, var(--text-muted));
}

/* Unsave button */
.saved-island-unsave {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  border: 1px solid var(--midjourney-like-border);
  background: var(--midjourney-like-bg);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  backdrop-filter: blur(4px);
  padding: 0;
}

.saved-island-unsave:hover {
  color: var(--midjourney-like-active);
  border-color: var(--midjourney-like-active);
  background: rgba(239, 68, 68, 0.15);
}

.saved-island-unsave svg {
  width: 12px;
  height: 12px;
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .saved-island {
    padding: 0.75rem 1rem;
    border-radius: 14px;
  }

  .saved-island-header {
    margin-bottom: 0.5rem;
  }

  .saved-island-title {
    font-size: 0.75rem;
  }

  .saved-island-track {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.5rem;
  }

  .saved-island-card--link {
    padding: 0.65rem;
  }

  .saved-island-card-title {
    font-size: 0.85rem;
  }

  /* Always show overlay on mobile */
  .saved-island-image-overlay {
    opacity: 1;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, transparent 50%);
  }
}

/* ====== Scroll to Top Button ====== */
.scroll-top-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--fold-toggle-border);
  background: var(--bg-800); /* Solid fallback for iOS */
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999; /* Higher z-index to ensure visibility */
  opacity: 0;
  pointer-events: none;
  -webkit-transform: translateY(20px) translateZ(0); /* Force GPU layer on iOS */
  transform: translateY(20px) translateZ(0);
  transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.2s, color 0.2s;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  -webkit-tap-highlight-color: transparent;
}

@supports (backdrop-filter: blur(8px)) {
  .scroll-top-btn {
    background: var(--fold-toggle-bg);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
  }
}

.scroll-top-btn.is-visible {
  opacity: 1;
  pointer-events: auto;
  -webkit-transform: translateY(0) translateZ(0);
  transform: translateY(0) translateZ(0);
}

@media (hover: hover) {
  html:not(.is-touch) .scroll-top-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    -webkit-transform: translateY(-2px) translateZ(0);
    transform: translateY(-2px) translateZ(0);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  }

  html:not(.is-touch) .scroll-top-btn:active {
    -webkit-transform: translateY(0) translateZ(0);
    transform: translateY(0) translateZ(0);
  }
}

.scroll-top-btn svg {
  width: 20px;
  height: 20px;
}

/* Touch device: tap feedback */
@media (hover: none) {
  .scroll-top-btn:active {
    border-color: var(--accent);
    color: var(--accent);
  }
}

/* Mobile adjustments for scroll-top button */
@media (max-width: 768px) {
  .scroll-top-btn {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 44px;
    height: 44px;
  }

  .scroll-top-btn svg {
    width: 18px;
    height: 18px;
  }
}

/* Reduce motion: disable animations */
@media (prefers-reduced-motion: reduce) {
  .scroll-top-btn {
    transition: opacity 0.1s, visibility 0.1s;
    transform: none;
  }

  .scroll-top-btn.is-visible {
    transform: none;
  }
}