/* ═══════════════════════════════════════════════════════════════
   葬AI Web4 — Global Stylesheet
   Cyberpunk-terminal aesthetic | Dark purple | Sharp edges
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg: #0a0710;
  --bg-card: #120d1e;
  --bg-elevated: #1a1428;
  --bg-hover: #221830;
  --fg: #e8e2f5;
  --fg-dim: #a09bb5;
  --fg-muted: #6b6580;
  --primary: #7351cf;
  --primary-bright: #9b7eff;
  --primary-glow: rgba(115, 81, 207, 0.4);
  --accent: #e84393;
  --accent-dim: #c43a7d;
  --border: #2a2140;
  --border-bright: #3d3060;
  --type-product: #7351cf;
  --type-person: #e84393;
  --type-company: #00d2a0;
  --type-vc_firm: #f39c12;
  --mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --nav-h: 56px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { font-size: 15px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  line-height: 1.7;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(115,81,207,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(115,81,207,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

a { color: var(--primary-bright); text-decoration: none; transition: color .15s; }
a:hover { color: var(--accent); }

::selection { background: var(--primary); color: #fff; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-card); }
::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 0; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ═══ NAVBAR ═══ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(10, 7, 16, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 24px;
  gap: 32px;
}

.navbar-brand {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--fg);
  text-shadow: 0 0 20px var(--primary-glow);
  white-space: nowrap;
}

.navbar-brand .brand-accent { color: var(--primary-bright); }

.navbar-links {
  display: flex;
  gap: 4px;
  align-items: center;
}

.navbar-links a {
  color: var(--fg-dim);
  padding: 6px 14px;
  font-size: 0.85rem;
  border: 1px solid transparent;
  transition: all .15s;
  letter-spacing: 0.02em;
}

.navbar-links a:hover {
  color: var(--fg);
  border-color: var(--border);
  background: var(--bg-elevated);
}

.navbar-links a.active {
  color: var(--primary-bright);
  border-color: var(--primary);
  background: rgba(115, 81, 207, 0.1);
}

.navbar-spacer { flex: 1; }

.navbar-meta {
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
}

/* ═══ HOMEPAGE ═══ */
.home {
  min-height: calc(100vh - var(--nav-h));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
  padding: 60px 24px;
}

.home-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.1); }
}

.home-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
}

.home-logo {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.home-logo .dot {
  width: 8px;
  height: 8px;
  background: var(--type-company);
  border-radius: 50%;
  animation: blink 1.5s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.home h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--fg) 0%, var(--primary-bright) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1.1;
}

.home-tagline {
  font-size: 1.05rem;
  color: var(--fg-dim);
  margin-bottom: 48px;
  letter-spacing: 0.02em;
}

.home-tagline .pipe { color: var(--primary); margin: 0 8px; }

.home-stats {
  display: flex;
  gap: 0;
  margin-bottom: 48px;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.home-stat {
  flex: 1;
  padding: 24px 32px;
  text-align: center;
  border-right: 1px solid var(--border);
  position: relative;
}

.home-stat:last-child { border-right: none; }

.home-stat:hover {
  background: var(--bg-elevated);
}

.home-stat .num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary-bright);
  line-height: 1;
  margin-bottom: 4px;
  font-variant-numeric: tabular-nums;
}

.home-stat .label {
  font-size: 0.7rem;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.home-entries {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.home-entry {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border: 1px solid var(--border-bright);
  background: var(--bg-card);
  color: var(--fg);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all .2s;
  position: relative;
  overflow: hidden;
}

.home-entry::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(155,126,255,0.1), transparent);
  transition: left .5s;
}

.home-entry:hover::before { left: 100%; }

.home-entry.primary {
  border-color: var(--primary);
  background: rgba(115, 81, 207, 0.15);
}

.home-entry.primary:hover {
  background: rgba(115, 81, 207, 0.25);
  box-shadow: 0 0 30px var(--primary-glow);
  transform: translateY(-2px);
}

.home-entry.secondary:hover {
  border-color: var(--accent);
  background: var(--bg-elevated);
  transform: translateY(-2px);
}

.home-entry .arrow {
  transition: transform .2s;
}

.home-entry:hover .arrow { transform: translateX(4px); }

.home-footer {
  margin-top: 48px;
  font-size: 0.75rem;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.home-footer a { color: var(--fg-dim); }
.home-footer a:hover { color: var(--primary-bright); }

/* ═══ PAGE LAYOUT ═══ */
.page {
  position: relative;
  z-index: 1;
  padding: 32px 24px;
  max-width: 1400px;
  margin: 0 auto;
}

.page-header {
  margin-bottom: 32px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 20px;
}

.page-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 8px;
}

.page-title .accent { color: var(--primary-bright); }

.page-desc {
  font-size: 0.9rem;
  color: var(--fg-dim);
  max-width: 700px;
}

/* ═══ GRAPH PAGE ═══ */
.graph-page {
  padding: 0;
  max-width: none;
}

.graph-layout {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--nav-h));
}

.graph-main {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.graph-canvas-wrap {
  flex: 1;
  position: relative;
  background: var(--bg);
  overflow: hidden;
}

#graph-canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: grab;
}

#graph-canvas:active { cursor: grabbing; }

.graph-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  z-index: 10;
  gap: 16px;
}

.graph-loading .spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--border);
  border-top-color: var(--primary-bright);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

.graph-loading .text {
  color: var(--fg-muted);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
}

.graph-controls {
  position: absolute;
  top: 16px;
  left: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 5;
}

.graph-btn {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border-bright);
  background: rgba(18, 13, 30, 0.9);
  backdrop-filter: blur(8px);
  color: var(--fg-dim);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .15s;
  font-family: var(--mono);
}

.graph-btn:hover {
  border-color: var(--primary);
  color: var(--primary-bright);
  background: var(--bg-elevated);
}

.graph-btn.active {
  border-color: var(--primary);
  color: var(--primary-bright);
  background: rgba(115,81,207,0.2);
}

.graph-legend {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(18, 13, 30, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  padding: 12px 14px;
  z-index: 5;
  font-size: 0.75rem;
}

.graph-legend-title {
  color: var(--fg-muted);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.graph-legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
  cursor: pointer;
  transition: opacity .15s;
}

.graph-legend-item.disabled { opacity: 0.3; }

.graph-legend-item .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.graph-legend-item .count {
  color: var(--fg-muted);
  font-size: 0.7rem;
  margin-left: auto;
}

.graph-search {
  position: absolute;
  bottom: 16px;
  left: 16px;
  z-index: 5;
}

.graph-search input {
  background: rgba(18, 13, 30, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-bright);
  color: var(--fg);
  padding: 8px 14px;
  font-size: 0.85rem;
  font-family: var(--mono);
  width: 260px;
  outline: none;
  transition: border-color .15s;
}

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

.graph-search input::placeholder { color: var(--fg-muted); }

.graph-search-results {
  position: absolute;
  bottom: 100%;
  left: 0;
  margin-bottom: 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  max-height: 200px;
  overflow-y: auto;
  width: 260px;
  display: none;
}

.graph-search-results.show { display: block; }

.graph-search-results .item {
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.8rem;
  border-bottom: 1px solid var(--border);
  transition: background .1s;
}

.graph-search-results .item:hover { background: var(--bg-hover); }
.graph-search-results .item:last-child { border-bottom: none; }
.graph-search-results .item .type-tag { font-size: 0.65rem; color: var(--fg-muted); margin-left: 8px; }

/* Node detail drawer */
.graph-drawer {
  position: absolute;
  top: 0;
  right: 0;
  width: 380px;
  height: 100%;
  background: var(--bg-card);
  border-left: 1px solid var(--border-bright);
  overflow-y: auto;
  z-index: 20;
  transform: translateX(100%);
  transition: transform .25s ease;
}

.graph-drawer.open { transform: translateX(0); }

.drawer-header {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.drawer-header .type-badge {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 2px 8px;
  border: 1px solid;
  margin-bottom: 8px;
  display: inline-block;
}

.drawer-close {
  background: none;
  border: 1px solid var(--border);
  color: var(--fg-dim);
  width: 28px;
  height: 28px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  transition: all .15s;
  flex-shrink: 0;
}

.drawer-close:hover { border-color: var(--accent); color: var(--accent); }

.drawer-body { padding: 20px; }

.drawer-section { margin-bottom: 24px; }

.drawer-section h4 {
  font-size: 0.7rem;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.drawer-desc {
  font-size: 0.85rem;
  color: var(--fg-dim);
  line-height: 1.6;
}

.drawer-stats {
  display: flex;
  gap: 16px;
}

.drawer-stat .v {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary-bright);
}

.drawer-stat .k {
  font-size: 0.65rem;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
}

.drawer-connections {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.drawer-conn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all .15s;
}

.drawer-conn:hover {
  border-color: var(--primary);
  background: var(--bg-hover);
}

.drawer-conn .arrow { color: var(--fg-muted); font-size: 0.7rem; }

.drawer-conn .rel {
  font-size: 0.65rem;
  color: var(--fg-muted);
  margin-left: auto;
}

.drawer-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.drawer-tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--fg-dim);
}

.drawer-articles {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.drawer-article-link {
  font-size: 0.75rem;
  padding: 3px 8px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--primary-bright);
}

.drawer-article-link:hover { border-color: var(--primary); }

/* Leaderboards panel */
.leaderboards-panel {
  border-top: 1px solid var(--border-bright);
  background: var(--bg-card);
  max-height: 280px;
  overflow-y: auto;
  flex-shrink: 0;
}

.lb-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg-card);
  z-index: 1;
}

.lb-tab {
  flex: 1;
  padding: 10px 16px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--fg-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all .15s;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--mono);
}

.lb-tab:hover { color: var(--fg-dim); }

.lb-tab.active {
  color: var(--primary-bright);
  border-bottom-color: var(--primary);
}

.lb-content { padding: 4px 0; }

.lb-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 20px;
  cursor: pointer;
  transition: background .1s;
  border-bottom: 1px solid rgba(42,33,64,0.5);
}

.lb-row:hover { background: var(--bg-elevated); }

.lb-rank {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--fg-muted);
  width: 28px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.lb-row:nth-child(1) .lb-rank { color: #ffd700; }
.lb-row:nth-child(2) .lb-rank { color: #c0c0c0; }
.lb-row:nth-child(3) .lb-rank { color: #cd7f32; }

.lb-name {
  font-size: 0.85rem;
  color: var(--fg);
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lb-degree {
  font-size: 0.75rem;
  color: var(--primary-bright);
  font-variant-numeric: tabular-nums;
}

.lb-degree .label {
  color: var(--fg-muted);
  font-size: 0.65rem;
  margin-right: 4px;
}

/* ═══ ARTICLES LIST ═══ */
.articles-toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  align-items: center;
  flex-wrap: wrap;
}

.articles-search {
  flex: 1;
  min-width: 240px;
  position: relative;
}

.articles-search input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border-bright);
  color: var(--fg);
  padding: 10px 16px 10px 38px;
  font-size: 0.9rem;
  font-family: var(--mono);
  outline: none;
  transition: border-color .15s;
}

.articles-search input:focus { border-color: var(--primary); }
.articles-search input::placeholder { color: var(--fg-muted); }

.articles-search .icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fg-muted);
  font-size: 0.9rem;
}

.articles-filter {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 8px 14px;
  font-size: 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--fg-dim);
  cursor: pointer;
  transition: all .15s;
  font-family: var(--mono);
}

.filter-btn:hover { border-color: var(--border-bright); color: var(--fg); }

.filter-btn.active {
  border-color: var(--primary);
  color: var(--primary-bright);
  background: rgba(115,81,207,0.1);
}

.articles-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.article-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-bottom: none;
  background: var(--bg-card);
  transition: all .15s;
  text-decoration: none;
  color: inherit;
}

.article-card:last-child { border-bottom: 1px solid var(--border); }
.article-card:hover { background: var(--bg-elevated); border-color: var(--border-bright); }

.article-card .a-id {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary-bright);
  min-width: 40px;
  padding-top: 2px;
  font-variant-numeric: tabular-nums;
}

.article-card .a-body { flex: 1; min-width: 0; }

.article-card .a-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 6px;
  line-height: 1.4;
  transition: color .15s;
}

.article-card:hover .a-title { color: var(--primary-bright); }

.article-card .a-excerpt {
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card .a-meta {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  color: var(--fg-muted);
  align-items: center;
}

.article-card .a-meta .author { color: var(--accent); }
.article-card .a-meta .sep { color: var(--border-bright); }

.article-card .a-arrow {
  color: var(--fg-muted);
  transition: all .15s;
  padding-top: 4px;
}

.article-card:hover .a-arrow { color: var(--primary-bright); transform: translateX(4px); }

.articles-empty {
  text-align: center;
  padding: 60px;
  color: var(--fg-muted);
  font-size: 0.9rem;
}

/* ═══ ARTICLE DETAIL ═══ */
.article-detail {
  max-width: 780px;
  margin: 0 auto;
  padding: 40px 24px 80px;
  position: relative;
  z-index: 1;
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 32px;
  transition: color .15s;
}

.article-back:hover { color: var(--primary-bright); }

.article-detail h1.article-title {
  font-size: 1.8rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  color: var(--fg);
}

.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  margin-bottom: 32px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--fg-dim);
  flex-wrap: wrap;
}

.article-meta-bar .field { display: flex; align-items: center; gap: 6px; }
.article-meta-bar .field .k { color: var(--fg-muted); font-size: 0.7rem; letter-spacing: 0.05em; }
.article-meta-bar .field .v { color: var(--fg); }
.article-meta-bar .author-tag { color: var(--accent); font-weight: 600; }
.article-meta-bar .sep { color: var(--border-bright); }

/* Article prose */
.article-prose {
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--fg-dim);
}

.article-prose h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg);
  margin: 32px 0 16px;
}

.article-prose h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fg);
  margin: 28px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.article-prose h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  margin: 24px 0 10px;
}

.article-prose p { margin: 14px 0; }

.article-prose strong { color: var(--fg); font-weight: 700; }

.article-prose em { color: var(--primary-bright); font-style: italic; }

.article-prose a {
  color: var(--primary-bright);
  text-decoration: underline;
  text-decoration-color: var(--border-bright);
  text-underline-offset: 2px;
}

.article-prose a:hover { text-decoration-color: var(--primary-bright); }

.article-prose ul, .article-prose ol {
  margin: 14px 0;
  padding-left: 24px;
}

.article-prose li { margin: 6px 0; }
.article-prose ul li { list-style: none; position: relative; }
.article-prose ul li::before {
  content: '▸';
  position: absolute;
  left: -18px;
  color: var(--primary);
}
.article-prose ol li { list-style: decimal; }

.article-prose blockquote {
  border-left: 3px solid var(--primary);
  padding: 8px 20px;
  margin: 20px 0;
  background: var(--bg-card);
  color: var(--fg-dim);
  font-style: italic;
}

.article-prose code {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  padding: 1px 6px;
  font-size: 0.85em;
  color: var(--primary-bright);
  font-family: var(--mono);
}

.article-prose pre {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 16px 20px;
  margin: 20px 0;
  overflow-x: auto;
}

.article-prose pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--fg-dim);
  font-size: 0.85rem;
}

.article-prose hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

.article-prose img {
  max-width: 100%;
  height: auto;
  margin: 20px 0;
  border: 1px solid var(--border);
}

.article-prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.85rem;
}

.article-prose th, .article-prose td {
  border: 1px solid var(--border);
  padding: 8px 12px;
  text-align: left;
}

.article-prose th {
  background: var(--bg-elevated);
  color: var(--fg);
  font-weight: 600;
}

/* Article nav */
.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.article-nav a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  font-size: 0.85rem;
  color: var(--fg-dim);
  transition: all .15s;
  max-width: 48%;
}

.article-nav a:hover {
  border-color: var(--primary);
  color: var(--fg);
  background: var(--bg-elevated);
}

.article-nav a .nav-label {
  font-size: 0.65rem;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.article-nav a.next { text-align: right; margin-left: auto; }

/* Article entities */
.article-entities {
  margin-top: 40px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.article-entities h3 {
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.entity-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.entity-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--fg-dim);
  cursor: pointer;
  transition: all .15s;
}

.entity-tag:hover { border-color: var(--primary); color: var(--fg); }

.entity-tag .type-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ═══ UTILITY ═══ */
.type-product-bg { background: var(--type-product); }
.type-person-bg { background: var(--type-person); }
.type-company-bg { background: var(--type-company); }
.type-vc_firm-bg { background: var(--type-vc_firm); }

.type-product-text { color: var(--type-product); }
.type-person-text { color: var(--type-person); }
.type-company-text { color: var(--type-company); }
.type-vc_firm-text { color: var(--type-vc_firm); }

.type-product-border { border-color: var(--type-product); }
.type-person-border { border-color: var(--type-person); }
.type-company-border { border-color: var(--type-company); }
.type-vc_firm-border { border-color: var(--type-vc_firm); }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 768px) {
  .navbar { padding: 0 12px; gap: 12px; }
  .navbar-brand { font-size: 0.9rem; }
  .navbar-links a { padding: 4px 8px; font-size: 0.75rem; }
  .navbar-meta { display: none; }

  .home-stats { flex-direction: column; }
  .home-stat { border-right: none; border-bottom: 1px solid var(--border); }
  .home-entries { flex-direction: column; }

  .page { padding: 20px 16px; }
  .page-title { font-size: 1.3rem; }

  .graph-drawer { width: 100%; }
  .graph-search input { width: 200px; }
  .graph-search-results { width: 200px; }

  .article-card { padding: 16px; gap: 12px; }
  .article-card .a-id { min-width: 32px; }

  .article-detail { padding: 24px 16px 60px; }
  .article-detail h1.article-title { font-size: 1.4rem; }

  .article-nav { flex-direction: column; }
  .article-nav a { max-width: 100%; }
  .article-nav a.next { text-align: left; margin-left: 0; }
}

/* ═══ GRAPH TOOLTIP ═══ */
.graph-tooltip {
  position: absolute;
  z-index: 30;
  display: none;
  background: rgba(18, 13, 30, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-bright);
  padding: 8px 12px;
  max-width: 220px;
  pointer-events: none;
}

.graph-tooltip .tt-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--fg);
}

.graph-tooltip .tt-type {
  font-size: 0.65rem;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}

.graph-tooltip .tt-desc {
  font-size: 0.7rem;
  color: var(--fg-dim);
  margin-top: 4px;
  line-height: 1.4;
}

.lb-row .type-dot {
  display: inline-block;
}

.lb-panel[style*="display:none"], .lb-panel[style*="display: none"] {
  display: none !important;
}

/* Hidden AI context */
.ai-context {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}