/* ═══════════════════════════════════════════════════════════════
   ICMF Portal — Design System
   Zero CDN dependencies. Self-hosted fonts via Google Fonts CDN only.
═══════════════════════════════════════════════════════════════ */

/* ── Variables ───────────────────────────────────────────────── */
:root {
  --void:    #07090f;
  --surface: #0d1117;
  --card:    #111827;
  --border:  #1f2937;
  --muted:   #374151;
  --dim:     #6b7280;
  --body:    #9ca3af;
  --heading: #f3f4f6;
  --white:   #ffffff;

  --accent:      #e84040;
  --accent-dark: #991b1b;

  --fin:  #e84040;
  --auth: #a855f7;
  --aud:  #3b82f6;
  --data: #10b981;
  --xsys: #f97316;

  --risk-critical: #ef4444;
  --risk-high:     #f97316;
  --risk-medium:   #eab308;
  --risk-low:      #22c55e;

  --font-sans:    'Space Grotesk', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;
  --font-display: 'Syne', sans-serif;

  --radius: 6px;
  --max-w: 1280px;
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { background: var(--void); color: var(--body); font-family: var(--font-sans); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
table { border-collapse: collapse; }

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--muted); }

/* ── Layout ──────────────────────────────────────────────────── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 4rem 0; }
.border-top { border-top: 1px solid var(--border); }

/* ── Header ──────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13,17,23,.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner { height: 56px; display: flex; align-items: center; justify-content: space-between; }

.logo { display: flex; align-items: center; gap: .75rem; }
.logo-icon { flex-shrink: 0; }
.logo-text { font-family: var(--font-display); font-weight: 800; font-size: 1.125rem; color: var(--heading); letter-spacing: -.02em; }
.logo-badge { font-family: var(--font-mono); font-size: .7rem; color: var(--dim); border: 1px solid var(--border); padding: .1em .5em; border-radius: 999px; }

.main-nav { display: flex; align-items: center; gap: .25rem; }
.nav-link { padding: .375rem .75rem; border-radius: var(--radius); font-size: .875rem; font-weight: 500; color: var(--dim); transition: color .15s, background .15s; }
.nav-link:hover { color: var(--body); background: rgba(255,255,255,.04); }
.nav-link.active { color: var(--heading); background: var(--card); border: 1px solid var(--border); }
.nav-icon { padding: .375rem .5rem; }

/* ── Footer ──────────────────────────────────────────────────── */
.site-footer { border-top: 1px solid var(--border); margin-top: 5rem; }
.footer-inner { padding: 2rem 0; display: grid; grid-template-columns: 1fr auto auto; align-items: start; gap: 2rem; }
.footer-brand { display: flex; align-items: center; gap: .5rem; font-size: .875rem; color: var(--dim); }
.footer-name { font-family: var(--font-mono); color: var(--accent); font-weight: 600; }
.footer-sep { color: var(--muted); }
.footer-contact { display: flex; flex-direction: column; gap: .75rem; }
.footer-contact-item { display: flex; flex-direction: column; gap: .125rem; }
.footer-contact-label { font-family: var(--font-mono); font-size: .6rem; text-transform: uppercase; letter-spacing: .1em; color: var(--dim); }
.footer-contact a { font-family: var(--font-mono); font-size: .8rem; color: var(--body); transition: color .15s; }
.footer-contact a:hover { color: var(--accent); }
.footer-links { display: flex; flex-direction: column; gap: .5rem; font-size: .75rem; color: var(--dim); text-align: right; }
.footer-links a:hover { color: var(--body); }
.footer-license { color: var(--dim); }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: .5rem; padding: .625rem 1.25rem; border-radius: var(--radius); font-size: .875rem; font-weight: 500; transition: all .15s; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #c53030; }
.btn-secondary { background: var(--card); border: 1px solid var(--border); color: var(--body); }
.btn-secondary:hover { border-color: var(--muted); color: var(--heading); }
.btn-ghost { color: var(--dim); }
.btn-ghost:hover { color: var(--body); }

/* ── Badges ──────────────────────────────────────────────────── */
.risk-badge { display: inline-flex; align-items: center; gap: .375rem; padding: .2em .6em; border-radius: var(--radius); font-family: var(--font-mono); font-size: .75rem; font-weight: 500; border: 1px solid; }
.risk-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }

.risk-critical { color: #f87171; border-color: #7f1d1d; background: rgba(127,29,29,.2); }
.risk-critical .risk-dot { background: var(--risk-critical); }
.risk-high    { color: #fb923c; border-color: #7c2d12; background: rgba(124,45,18,.2); }
.risk-high .risk-dot    { background: var(--risk-high); }
.risk-medium  { color: #fbbf24; border-color: #713f12; background: rgba(113,63,18,.2); }
.risk-medium .risk-dot  { background: var(--risk-medium); }
.risk-low     { color: #4ade80; border-color: #14532d; background: rgba(20,83,45,.2); }
.risk-low .risk-dot     { background: var(--risk-low); }

.evid-badge { display: inline-flex; align-items: center; padding: .2em .6em; border-radius: var(--radius); font-family: var(--font-mono); font-size: .75rem; border: 1px solid var(--border); background: var(--card); color: var(--body); }
.cat-badge  { display: inline-flex; align-items: center; padding: .2em .6em; border-radius: var(--radius); font-size: .75rem; border: 1px solid var(--border); background: var(--card); color: var(--body); }

/* ── Category colors ─────────────────────────────────────────── */
.tc-fin  { color: var(--fin); }
.tc-auth { color: var(--auth); }
.tc-aud  { color: var(--aud); }
.tc-data { color: var(--data); }
.tc-xsys { color: var(--xsys); }
.tc-border-fin  { border-color: rgba(232,64,64,.4); }
.tc-border-auth { border-color: rgba(168,85,247,.4); }
.tc-border-aud  { border-color: rgba(59,130,246,.4); }
.tc-border-data { border-color: rgba(16,185,129,.4); }
.tc-border-xsys { border-color: rgba(249,115,22,.4); }

.text-accent { color: var(--accent); }
.mono { font-family: var(--font-mono); }
.small { font-size: .8rem; }

/* ── Hero ────────────────────────────────────────────────────── */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--border); background: linear-gradient(135deg, rgba(232,64,64,.06) 0%, transparent 60%); }
.hero-glow { position: absolute; top: -4rem; right: -4rem; width: 32rem; height: 32rem; background: radial-gradient(circle, rgba(232,64,64,.06) 0%, transparent 70%); pointer-events: none; }
.hero-content { padding: 5rem 0 4rem; max-width: 42rem; }
.hero-badge { display: inline-flex; align-items: center; gap: .5rem; border: 1px solid var(--border); background: var(--card); padding: .375rem .875rem; border-radius: 999px; font-family: var(--font-mono); font-size: .75rem; color: var(--dim); margin-bottom: 2rem; }
.hero-badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.hero-title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.5rem, 5vw, 4rem); line-height: 1; color: var(--heading); letter-spacing: -.03em; margin-bottom: 1.5rem; }
.hero-lead { font-size: 1.125rem; color: var(--body); max-width: 36rem; line-height: 1.7; margin-bottom: 2.5rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }

/* ── Stats bar ───────────────────────────────────────────────── */
.stats-bar { border-bottom: 1px solid var(--border); background: var(--surface); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); padding: 1.5rem 0; gap: 1rem; }
.stat { text-align: center; }
.stat-value { display: block; font-family: var(--font-display); font-weight: 800; font-size: 2.5rem; color: var(--heading); line-height: 1; }
.stat-label { display: block; font-size: .7rem; color: var(--dim); text-transform: uppercase; letter-spacing: .1em; margin-top: .25rem; }

/* ── Section helpers ─────────────────────────────────────────── */
.section-eyebrow { font-family: var(--font-mono); font-size: .7rem; color: var(--dim); text-transform: uppercase; letter-spacing: .12em; margin-bottom: .5rem; }
.section-title { font-family: var(--font-display); font-weight: 800; font-size: 1.75rem; color: var(--heading); margin-bottom: 2rem; }
.section-header-row { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 1.5rem; }
.body-text { color: var(--body); margin-bottom: 1rem; line-height: 1.75; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.link-subtle { font-size: .875rem; color: var(--dim); }
.link-subtle:hover { color: var(--body); }

/* ── Page header ─────────────────────────────────────────────── */
.page-header { border-bottom: 1px solid var(--border); background: rgba(13,17,23,.5); padding: 2.5rem 0; }
.page-title { font-family: var(--font-display); font-weight: 800; font-size: 2rem; color: var(--heading); margin-bottom: .75rem; }
.page-lead { color: var(--body); max-width: 42rem; }
.doc-meta { display: flex; gap: 1rem; align-items: center; margin-top: 1rem; font-size: .8rem; color: var(--dim); }
.doc-badge { border: 1px solid var(--border); padding: .1em .5em; border-radius: var(--radius); }

/* ── Use case list ───────────────────────────────────────────── */
.use-case-list { display: flex; flex-direction: column; gap: .75rem; }
.use-case-item { display: flex; gap: .75rem; padding: .75rem; border: 1px solid var(--border); background: var(--card); border-radius: var(--radius); }
.use-case-bar { width: 3px; flex-shrink: 0; background: var(--accent); border-radius: 2px; }
.use-case-title { display: block; font-size: .875rem; font-weight: 600; color: var(--heading); margin-bottom: .2rem; }
.use-case-desc { font-size: .8rem; color: var(--dim); }

/* ── Category grid ───────────────────────────────────────────── */
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.category-card { display: flex; flex-direction: column; padding: 1.25rem; border: 1px solid var(--border); background: var(--card); border-radius: var(--radius); transition: border-color .15s, transform .15s; }
.category-card:hover { border-color: var(--muted); transform: translateY(-1px); }
.cat-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: .75rem; }
.cat-id { font-family: var(--font-mono); font-weight: 700; font-size: 1rem; }
.cat-count { font-family: var(--font-mono); font-size: .7rem; color: var(--dim); border: 1px solid var(--border); padding: .1em .5em; border-radius: var(--radius); }
.cat-label { font-size: .875rem; font-weight: 600; color: var(--heading); margin-bottom: .5rem; }
.cat-desc { font-size: .75rem; color: var(--dim); line-height: 1.5; flex: 1; }
.cat-critical { margin-top: .75rem; font-size: .75rem; color: #f87171; }
.cat-link { margin-top: .75rem; font-size: .75rem; color: var(--dim); }
.cat-dim { color: var(--dim); }

.cat-fin  .cat-id { color: var(--fin); }
.cat-auth .cat-id { color: var(--auth); }
.cat-aud  .cat-id { color: var(--aud); }
.cat-data .cat-id { color: var(--data); }
.cat-xsys .cat-id { color: var(--xsys); }

/* ── Technique list ──────────────────────────────────────────── */
.technique-list { display: flex; flex-direction: column; gap: .375rem; }
.technique-row { display: flex; align-items: center; gap: 1rem; padding: .875rem 1rem; border: 1px solid var(--border); background: var(--surface); border-radius: var(--radius); transition: background .15s, border-color .15s; }
.technique-row:hover { background: var(--card); border-color: var(--muted); }
.tech-id { font-family: var(--font-mono); font-size: .75rem; font-weight: 700; min-width: 9rem; }
.tech-title { flex: 1; font-size: .875rem; font-weight: 500; color: var(--heading); }
.tech-evidence { font-family: var(--font-mono); font-size: .75rem; color: var(--dim); min-width: 2.5rem; text-align: right; }

/* ── Matrix ──────────────────────────────────────────────────── */
.risk-legend { display: flex; gap: .75rem; flex-wrap: wrap; margin-bottom: 1.5rem; align-items: center; }
.matrix-wrapper { overflow-x: auto; }
.matrix-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: .5rem; min-width: 700px; }
.matrix-col-header { padding: .75rem; border-radius: var(--radius); border: 1px solid; margin-bottom: .25rem; }
.matrix-cat-id { display: block; font-family: var(--font-mono); font-weight: 700; font-size: .9rem; margin-bottom: .2rem; }
.matrix-cat-label { display: block; font-size: .7rem; font-weight: 500; opacity: .8; }
.cat-header-fin  { color: var(--fin);  border-color: rgba(232,64,64,.3);  background: rgba(232,64,64,.05); }
.cat-header-auth { color: var(--auth); border-color: rgba(168,85,247,.3); background: rgba(168,85,247,.05); }
.cat-header-aud  { color: var(--aud);  border-color: rgba(59,130,246,.3); background: rgba(59,130,246,.05); }
.cat-header-data { color: var(--data); border-color: rgba(16,185,129,.3); background: rgba(16,185,129,.05); }
.cat-header-xsys { color: var(--xsys); border-color: rgba(249,115,22,.3); background: rgba(249,115,22,.05); }

.matrix-cell { display: block; padding: .75rem; border-radius: var(--radius); border: 1px solid; transition: transform .1s, filter .1s; }
.matrix-cell:hover { transform: scale(1.02); filter: brightness(1.2); }
.matrix-empty { opacity: 0; pointer-events: none; min-height: 4rem; }
.cell-id { display: block; font-family: var(--font-mono); font-size: .65rem; font-weight: 700; color: rgba(243,244,246,.5); margin-bottom: .25rem; }
.cell-title { display: block; font-size: .75rem; font-weight: 500; color: var(--heading); line-height: 1.3; }

.risk-cell-critical { border-color: rgba(127,29,29,.6); background: rgba(127,29,29,.15); }
.risk-cell-critical:hover { background: rgba(127,29,29,.25); }
.risk-cell-high    { border-color: rgba(124,45,18,.5);  background: rgba(124,45,18,.1); }
.risk-cell-high:hover    { background: rgba(124,45,18,.2); }
.risk-cell-medium  { border-color: rgba(113,63,18,.5);  background: rgba(113,63,18,.1); }

.matrix-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 3rem; }
.mstat { border: 1px solid var(--border); background: var(--card); border-radius: var(--radius); padding: 1rem; text-align: center; }
.mstat-val { display: block; font-family: var(--font-display); font-weight: 800; font-size: 2rem; color: var(--heading); }
.mstat-lbl { display: block; font-size: .7rem; color: var(--dim); text-transform: uppercase; letter-spacing: .08em; margin-top: .25rem; }

/* ── Filter bar ──────────────────────────────────────────────── */
.filter-bar { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; margin-bottom: 1.5rem; }
.filter-form { display: contents; }
.filter-input { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: .5rem .75rem; font-size: .875rem; color: var(--body); font-family: var(--font-sans); outline: none; min-width: 14rem; }
.filter-input::placeholder { color: var(--dim); }
.filter-input:focus { border-color: var(--muted); }
.filter-group { display: flex; gap: .25rem; }
.filter-pill { padding: .375rem .75rem; border-radius: var(--radius); font-size: .75rem; font-weight: 500; color: var(--dim); border: 1px solid transparent; transition: all .15s; }
.filter-pill:hover { color: var(--body); background: var(--card); }
.filter-pill.active { color: var(--heading); background: var(--card); border-color: var(--border); }
.filter-count { margin-left: auto; font-size: .75rem; color: var(--dim); }

/* ── Technique table ─────────────────────────────────────────── */
.technique-table { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.technique-table table { width: 100%; font-size: .875rem; }
.technique-table thead tr { background: var(--card); border-bottom: 1px solid var(--border); }
.technique-table th { padding: .75rem 1rem; text-align: left; font-family: var(--font-mono); font-size: .7rem; color: var(--dim); text-transform: uppercase; letter-spacing: .08em; font-weight: 500; }
.technique-table tbody tr { border-bottom: 1px solid rgba(31,41,55,.5); transition: background .1s; }
.technique-table tbody tr:nth-child(odd)  { background: var(--void); }
.technique-table tbody tr:nth-child(even) { background: rgba(13,17,23,.5); }
.technique-table tbody tr:hover { background: var(--card); }
.technique-table td { padding: .625rem 1rem; vertical-align: middle; }
.tc-id { font-family: var(--font-mono); font-size: .75rem; font-weight: 700; }
.tc-id:hover { text-decoration: underline; }
.tc-title { color: var(--heading); font-weight: 500; }
.tc-title:hover { color: var(--white); }
.tc-cat { font-family: var(--font-mono); font-size: .75rem; color: var(--dim); }
.tc-evid { font-family: var(--font-mono); font-size: .75rem; color: var(--dim); }
.tc-empty { text-align: center; color: var(--dim); padding: 3rem !important; }

/* ── Breadcrumb ──────────────────────────────────────────────── */
.breadcrumb { border-bottom: 1px solid var(--border); background: rgba(13,17,23,.3); }
.breadcrumb .container { display: flex; align-items: center; gap: .5rem; padding-top: .75rem; padding-bottom: .75rem; font-size: .75rem; color: var(--dim); }
.breadcrumb a:hover { color: var(--body); }
.breadcrumb span:not([aria-hidden]) { color: var(--body); }

/* ── Detail layout ───────────────────────────────────────────── */
.detail-layout { display: grid; grid-template-columns: 1fr 280px; gap: 3rem; padding-top: 2.5rem; padding-bottom: 4rem; }
.doc-layout { grid-template-columns: 200px 1fr; }

.detail-header { margin-bottom: 2rem; }
.detail-id { display: inline-block; font-family: var(--font-mono); font-weight: 700; font-size: .875rem; border: 1px solid; padding: .25rem .625rem; border-radius: var(--radius); margin-bottom: 1rem; }
.detail-title { font-family: var(--font-display); font-weight: 800; font-size: 2rem; color: var(--heading); margin-bottom: 1rem; }
.detail-badges { display: flex; flex-wrap: wrap; gap: .5rem; }

.detail-pager { display: flex; justify-content: space-between; padding-top: 2rem; margin-top: 3rem; border-top: 1px solid var(--border); }
.pager-prev, .pager-next { display: flex; align-items: center; gap: .5rem; font-size: .875rem; color: var(--dim); transition: color .15s; }
.pager-prev:hover, .pager-next:hover { color: var(--body); }
.pager-id { font-family: var(--font-mono); font-size: .75rem; }

/* ── Sidebar ─────────────────────────────────────────────────── */
.sidebar-card { border: 1px solid var(--border); background: var(--card); border-radius: var(--radius); padding: 1rem; margin-bottom: 1rem; }
.sidebar-title { font-family: var(--font-mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: var(--dim); margin-bottom: 1rem; }
.meta-list { display: flex; flex-direction: column; gap: .75rem; }
.meta-list dt { font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: var(--dim); margin-bottom: .2rem; }
.meta-list dd { font-size: .875rem; color: var(--body); }
.variant-list { list-style: none; display: flex; flex-direction: column; gap: .75rem; }
.variant-item { font-size: .75rem; }
.variant-name { display: block; color: var(--heading); font-weight: 600; margin-bottom: .2rem; }
.variant-desc { color: var(--dim); line-height: 1.5; }
.sidebar-links { list-style: none; display: flex; flex-direction: column; gap: .375rem; }
.sidebar-links a { font-size: .8rem; color: var(--dim); transition: color .15s; }
.sidebar-links a:hover { color: var(--body); }

/* ── Doc sidebar ─────────────────────────────────────────────── */
.doc-sidebar { position: sticky; top: 80px; align-self: start; }
.doc-nav { border: 1px solid var(--border); background: var(--card); border-radius: var(--radius); padding: .75rem; }
.doc-nav-title { font-family: var(--font-mono); font-size: .65rem; text-transform: uppercase; letter-spacing: .1em; color: var(--dim); padding: .25rem .5rem; margin-bottom: .5rem; }
.doc-nav-link { display: block; padding: .375rem .5rem; border-radius: var(--radius); font-size: .8rem; color: var(--dim); transition: all .12s; }
.doc-nav-link:hover { color: var(--body); background: rgba(255,255,255,.04); }
.doc-nav-link.active { color: var(--heading); font-weight: 500; background: var(--muted); }
.doc-nav-sep { border: none; border-top: 1px solid var(--border); margin: .5rem 0; }

/* ── Prose (markdown rendered content) ──────────────────────── */
.prose { color: var(--body); line-height: 1.75; }
.prose h1 { font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--heading); margin: 2rem 0 1.5rem; }
.prose h2 { font-size: .8rem; font-weight: 600; color: var(--heading); margin: 2.5rem 0 1rem; padding-bottom: .5rem; border-bottom: 1px solid var(--border); text-transform: uppercase; letter-spacing: .08em; }
.prose h3 { font-size: 1rem; font-weight: 600; color: #e5e7eb; margin: 1.5rem 0 .75rem; }
.prose h4 { font-size: .875rem; font-weight: 600; color: #d1d5db; margin: 1.25rem 0 .5rem; }
.prose p { margin-bottom: 1rem; }
.prose a { color: var(--accent); border-bottom: 1px solid transparent; transition: border-color .15s; }
.prose a:hover { border-bottom-color: var(--accent); }
.prose strong { color: #e5e7eb; font-weight: 600; }
.prose em { font-style: italic; color: #d1d5db; }
.prose ul { list-style: none; padding-left: 0; margin-bottom: 1rem; }
.prose ul li { padding-left: 1.25rem; position: relative; margin-bottom: .375rem; }
.prose ul li::before { content: '—'; position: absolute; left: 0; color: var(--muted); }
.prose ol { list-style: decimal; padding-left: 1.5rem; margin-bottom: 1rem; }
.prose ol li { margin-bottom: .375rem; }

.prose pre { background: var(--surface) !important; border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; overflow-x: auto; margin: 1.25rem 0; }
.prose pre code { font-family: var(--font-mono); font-size: .8rem; line-height: 1.6; color: #e6edf3; background: none; padding: 0; border: none; }
.prose code { font-family: var(--font-mono); font-size: .8rem; color: #a5d6ff; background: var(--card); padding: .125rem .375rem; border-radius: 3px; border: 1px solid var(--border); }

.prose table { width: 100%; margin: 1.5rem 0; font-size: .875rem; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.prose th { background: var(--card); color: #e5e7eb; font-weight: 600; padding: .625rem .875rem; text-align: left; font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; border-bottom: 1px solid var(--border); }
.prose td { padding: .5rem .875rem; border-bottom: 1px solid rgba(31,41,55,.5); }
.prose tr:last-child td { border-bottom: none; }
.prose tr:nth-child(even) td { background: rgba(13,17,23,.5); }
.prose hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }
.prose blockquote { border-left: 3px solid var(--accent); padding-left: 1rem; color: var(--dim); font-style: italic; margin: 1rem 0; }

/* ── Error page ──────────────────────────────────────────────── */
.error-page { min-height: 60vh; display: flex; align-items: center; }
.error-page .container { width: 100%; }
.error-code { font-family: var(--font-mono); font-weight: 700; font-size: 5rem; color: var(--accent); margin-bottom: 1rem; }
.error-title { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--heading); margin-bottom: .75rem; }
.error-desc { color: var(--dim); margin-bottom: 2rem; }

/* ── Diagnostics panel ──────────────────────────────────────── */
.diag-panel { margin-top: 3rem; padding: 1.5rem; border: 1px solid var(--accent-dark); background: rgba(153,27,27,.08); border-radius: var(--radius); }
.diag-title { font-family: var(--font-mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--accent); margin-bottom: 1rem; }
.diag-message { font-size: .9rem; color: var(--heading); font-weight: 600; margin-bottom: 1rem; }
.diag-stack { font-family: var(--font-mono); font-size: .75rem; color: var(--body); background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; overflow-x: auto; white-space: pre-wrap; word-break: break-all; max-height: 400px; overflow-y: auto; margin-bottom: 1rem; }
.diag-links { display: flex; gap: .75rem; align-items: center; font-family: var(--font-mono); font-size: .8rem; }
.diag-links a { color: var(--accent); transition: color .15s; }
.diag-links a:hover { color: #f87171; }
.diag-links span { color: var(--dim); }
.error-actions { display: flex; gap: .75rem; }

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .detail-layout { grid-template-columns: 1fr; }
  .detail-sidebar { order: -1; display: flex; gap: 1rem; overflow-x: auto; }
  .sidebar-card { flex-shrink: 0; min-width: 220px; }
  .doc-layout { grid-template-columns: 1fr; }
  .doc-sidebar { position: static; order: -1; }
  .doc-nav { display: flex; gap: .25rem; flex-wrap: wrap; }
  .doc-nav-title { display: none; }
  .doc-nav-sep { display: none; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; text-align: left; }
  .footer-links { text-align: left; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .matrix-stats { grid-template-columns: repeat(2, 1fr); }
  .section-header-row { flex-direction: column; align-items: flex-start; gap: .5rem; }
  .main-nav .nav-link span { display: none; }
  .logo-badge { display: none; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-input { width: 100%; }
  .filter-count { margin-left: 0; }
}

@media (max-width: 480px) {
  .main-nav { gap: 0; }
  .nav-link { padding: .375rem .5rem; font-size: .8rem; }
  .hero-content { padding: 3rem 0 2.5rem; }
}