/* ============================================================
   Cyber-Neural Archive — SoK: Agentic Skills
   Design System: Sentinel Archive (Stitch-generated)
   ============================================================ */

:root {
  --bg: #0f131f;
  --surface-lowest: #0a0e1a;
  --surface-low: #171b28;
  --surface-mid: #1b1f2c;
  --surface-high: #262a37;
  --surface-highest: #313442;
  --surface-bright: #353946;
  --primary: #a8e8ff;
  --primary-accent: #00d4ff;
  --primary-dim: #3cd7ff;
  --secondary: #ffb59d;
  --secondary-container: #b83900;
  --tertiary: #e4d9ff;
  --tertiary-container: #c9b9ff;
  --text: #dfe2f3;
  --text-muted: #bbc9cf;
  --outline: #3c494e;
  --radius: 4px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}

/* ── Typography ─────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: 'Space Grotesk', system-ui, sans-serif;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.section-heading {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 0.5em;
  display: flex;
  align-items: center;
  gap: 0.5em;
}
.section-heading::after {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.1em;
  background: var(--primary-accent);
  opacity: 0.7;
  border-radius: 2px;
}

.subsection-heading {
  font-size: 1.3rem;
  color: var(--tertiary);
  margin: 2rem 0 1rem;
}

/* ── Layout ─────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

.content-section { padding: 80px 0; }
.bg-base { background: var(--bg); }
.bg-low { background: var(--surface-low); }
.bg-lowest { background: var(--surface-lowest); }
.bg-security { background: var(--surface-low); }

.two-col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 2rem;
}
@media (max-width: 768px) {
  .two-col-grid { grid-template-columns: 1fr; }
}

.mt-sm { margin-top: 1rem; }
.mt-lg { margin-top: 3rem; }
.section-intro { font-size: 1.05rem; color: var(--text-muted); max-width: 72ch; margin-bottom: 2rem; }

/* ── Hero ───────────────────────────────────────────────── */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 40%, rgba(0,212,255,0.08) 0%, transparent 70%),
              linear-gradient(180deg, var(--surface-lowest) 0%, transparent 40%, var(--surface-lowest) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.hero-badges {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  background: linear-gradient(135deg, #00d4ff 0%, #a8e8ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-bottom: 1.5rem;
}

.hero-meta { margin-bottom: 1.5rem; }
.hero-authors { font-size: 0.95rem; color: var(--text); }
.hero-affiliation { font-size: 0.85rem; color: var(--text-muted); font-family: 'Roboto Mono', monospace; margin-top: 0.25em; }

.hero-topic-badges {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.abstract-card {
  max-width: 700px;
  margin: 0 auto 2rem;
  padding: 24px;
  text-align: left;
}

.abstract-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary-accent);
  margin-bottom: 0.75rem;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Badges & Chips ─────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-amber { background: rgba(184,57,0,0.3); color: var(--secondary); border: 1px solid rgba(255,181,157,0.3); }
.badge-cyan { background: rgba(0,212,255,0.15); color: var(--primary-accent); border: 1px solid rgba(0,212,255,0.3); }
.badge-surface { background: var(--surface-high); color: var(--text-muted); }

.topic-badge {
  display: inline-block;
  padding: 3px 12px;
  background: var(--surface-highest);
  color: var(--tertiary-container);
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-family: 'Roboto Mono', monospace;
}
.topic-badge::before { content: '· '; color: var(--tertiary-container); }

.keyword-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.keyword-chip {
  padding: 4px 14px;
  background: var(--surface-highest);
  color: var(--text-muted);
  border-radius: var(--radius);
  font-size: 0.82rem;
}
.keyword-chip::before { content: '· '; color: var(--tertiary-container); }

.mono-chip {
  display: inline-block;
  padding: 2px 8px;
  background: var(--surface-highest);
  color: var(--text-muted);
  border-radius: var(--radius);
  font-size: 0.78rem;
  font-family: 'Roboto Mono', monospace;
  margin: 0 3px 3px 0;
}

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}
.btn-primary {
  background: transparent;
  color: var(--primary-accent);
  border: 1px solid var(--primary-accent);
  box-shadow: 0 0 12px rgba(0,212,255,0.15);
}
.btn-primary:hover {
  background: rgba(0,212,255,0.1);
  box-shadow: 0 0 24px rgba(0,212,255,0.3);
}
.btn-secondary {
  background: transparent;
  color: var(--secondary);
  border: 1px solid rgba(255,181,157,0.4);
}
.btn-secondary:hover { background: rgba(255,181,157,0.1); }

/* ── Glass Card ─────────────────────────────────────────── */
.glass-card {
  background: rgba(23,27,40,0.7);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(60,73,78,0.15);
  border-radius: var(--radius);
}

/* ── Figure Cards ───────────────────────────────────────── */
.figure-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: inset 1px 1px 0 rgba(0,212,255,0.08);
  margin-bottom: 1rem;
}
.figure-card img {
  width: 100%;
  height: auto;
  border-radius: 2px;
  display: block;
}
.figure-card figcaption {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  line-height: 1.5;
  font-style: italic;
}
.full-width-card { grid-column: 1 / -1; }

.glow-card {
  box-shadow: inset 1px 1px 0 rgba(0,212,255,0.12),
              0 0 30px rgba(0,212,255,0.05);
}
.glow-card-amber {
  box-shadow: inset 1px 1px 0 rgba(255,181,157,0.12),
              0 0 30px rgba(255,181,157,0.05);
  border-left: 2px solid rgba(255,181,157,0.4);
}

/* ── Section 2: Definition ──────────────────────────────── */
.formula-block {
  background: var(--surface-lowest);
  border-radius: var(--radius);
  padding: 20px;
  margin: 1.5rem 0;
  border-left: 2px solid var(--primary-accent);
}
.formula-label {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.78rem;
  color: var(--primary-accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}
.formula-display {
  font-size: 1.3rem;
  color: var(--text);
  margin: 0.75rem 0;
}

.component-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 1rem;
}
.component-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: inset 1px 1px 0 rgba(228,217,255,0.08);
}
.component-symbol {
  display: block;
  font-family: 'Roboto Mono', monospace;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--tertiary-container);
  margin-bottom: 0.5rem;
}
.component-card h4 { font-size: 0.88rem; color: var(--tertiary); margin-bottom: 0.4rem; }
.component-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }

.abstraction-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 1.5rem;
}
.abstraction-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
}
.abstraction-card h4 { font-size: 0.9rem; color: var(--primary); margin-bottom: 0.5rem; }
.abstraction-card p { font-size: 0.83rem; color: var(--text-muted); }

/* ── Section 3: Lifecycle ───────────────────────────────── */
.lifecycle-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin: 2rem 0;
}
.lifecycle-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
  position: relative;
  overflow: hidden;
}
.lifecycle-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-accent), transparent);
}
.lifecycle-num {
  display: block;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.75rem;
  color: var(--primary-accent);
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.lifecycle-card h4 { font-size: 0.88rem; color: var(--primary); margin-bottom: 0.4rem; }
.lifecycle-card p { font-size: 0.8rem; color: var(--text-muted); line-height: 1.5; }

/* ── Section 4: Patterns ────────────────────────────────── */
.patterns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 1.5rem;
}
.pattern-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: inset 1px 1px 0 rgba(0,212,255,0.06);
}
.pattern-card--marketplace {
  border: 1px solid rgba(255,181,157,0.3);
  background: rgba(184,57,0,0.1);
}
.pattern-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 0.75rem;
}
.pattern-num {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary-accent);
  background: rgba(0,212,255,0.12);
  padding: 2px 7px;
  border-radius: 2px;
  flex-shrink: 0;
}
.pattern-header h4 { font-size: 0.88rem; color: var(--text); }
.pattern-systems { margin-bottom: 0.75rem; }
.pattern-meta { display: flex; flex-direction: column; gap: 4px; }
.badge-strength {
  font-size: 0.75rem;
  color: #4ade80;
  background: rgba(74,222,128,0.08);
  padding: 2px 8px;
  border-radius: 2px;
}
.badge-risk {
  font-size: 0.75rem;
  color: var(--secondary);
  background: rgba(255,181,157,0.08);
  padding: 2px 8px;
  border-radius: 2px;
}
.badge-risk--critical {
  color: #ff4444;
  background: rgba(255,68,68,0.1);
  font-weight: 600;
}

.tradeoff-highlight {
  background: var(--surface-high);
  border-left: 3px solid var(--primary-accent);
  padding: 16px 20px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-top: 2rem;
  font-size: 0.92rem;
}

/* ── Section 5: Taxonomy ────────────────────────────────── */
.rep-scope-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 2rem;
}
.rep-card, .scope-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: inset 1px 1px 0 rgba(228,217,255,0.06);
}
.rep-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius);
  font-family: 'Roboto Mono', monospace;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.rep-badge--nl { background: rgba(168,232,255,0.12); color: var(--primary); }
.rep-badge--code { background: rgba(74,222,128,0.1); color: #4ade80; }
.rep-badge--policy { background: rgba(201,185,255,0.12); color: var(--tertiary-container); }
.rep-badge--hybrid { background: rgba(255,181,157,0.1); color: var(--secondary); }
.rep-card h4, .scope-card h4 { font-size: 0.9rem; color: var(--text); margin-bottom: 0.4rem; }
.rep-card p, .scope-card p { font-size: 0.82rem; color: var(--text-muted); }

.scope-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 2rem;
}
.scope-icon { font-size: 1.5rem; display: block; margin-bottom: 0.5rem; }

.table-accordion, .refs-accordion {
  background: var(--surface-high);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
}
.table-accordion summary, .refs-accordion summary {
  padding: 14px 20px;
  cursor: pointer;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  color: var(--primary);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
}
.table-accordion summary::before, .refs-accordion summary::before {
  content: '▶';
  font-size: 0.7rem;
  color: var(--primary-accent);
  transition: transform 0.2s;
}
details[open] summary::before { transform: rotate(90deg); }
.table-scroll { padding: 16px; overflow-x: auto; }

.governance-callout {
  margin-top: 2rem;
  padding: 16px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
}

/* ── Section 6: Security ────────────────────────────────── */
.security-banner {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 2.5rem;
  padding: 20px;
  border-radius: var(--radius);
}
.warning-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  color: var(--secondary);
}
.security-banner strong { display: block; font-size: 1rem; margin-bottom: 0.4rem; color: var(--secondary); }
.security-banner p { font-size: 0.88rem; }

.callout-amber {
  background: rgba(184,57,0,0.12);
  border-left: 3px solid var(--secondary);
  color: var(--text);
}
.callout-cyan {
  background: rgba(0,212,255,0.08);
  border-left: 3px solid var(--primary-accent);
  color: var(--text);
  padding: 16px 20px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 2rem;
  font-size: 0.92rem;
}

.threat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 2.5rem;
}
.threat-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
  border-left: 2px solid rgba(255,181,157,0.3);
}
.threat-card h4 { font-size: 0.9rem; color: var(--secondary); margin-bottom: 0.5rem; }
.threat-card p { font-size: 0.82rem; color: var(--text-muted); }

.trust-tier-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 2rem;
}
@media (max-width: 768px) { .trust-tier-grid { grid-template-columns: repeat(2, 1fr); } }
.trust-card {
  padding: 16px;
  border-radius: var(--radius);
  text-align: center;
}
.tier-label {
  display: inline-block;
  font-family: 'Roboto Mono', monospace;
  font-size: 1rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 2px;
  margin-bottom: 0.75rem;
}
.tier-1 { background: rgba(168,232,255,0.05); }
.tier-1 .tier-label { background: rgba(168,232,255,0.15); color: var(--primary); }
.tier-2 { background: rgba(228,217,255,0.05); }
.tier-2 .tier-label { background: rgba(228,217,255,0.15); color: var(--tertiary); }
.tier-3 { background: rgba(255,181,157,0.05); }
.tier-3 .tier-label { background: rgba(255,181,157,0.15); color: var(--secondary); }
.tier-4 { background: rgba(255,68,68,0.05); border: 1px solid rgba(255,68,68,0.2); }
.tier-4 .tier-label { background: rgba(255,68,68,0.15); color: #ff6666; }
.trust-card h4 { font-size: 0.82rem; color: var(--text); margin-bottom: 0.4rem; }
.trust-card p { font-size: 0.78rem; color: var(--text-muted); }

.clawhavoc-stats, .skillsbench-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin: 1.5rem 0;
}
.stat-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  border-top: 2px solid rgba(255,181,157,0.4);
}
.stat-card--cyan { border-top-color: var(--primary-accent); }
.stat-num {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 0.4rem;
}
.stat-card--cyan .stat-num { color: var(--primary-accent); }
.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.attack-vector-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 1rem;
}
.attack-card {
  background: var(--surface-highest);
  border-radius: var(--radius);
  padding: 16px;
  border-left: 2px solid rgba(255,68,68,0.4);
}
.attack-card h4 { font-size: 0.9rem; color: #ff9966; margin-bottom: 0.5rem; }
.attack-card p { font-size: 0.82rem; color: var(--text-muted); }

/* ── Section 7: Acquisition ─────────────────────────────── */
.acquisition-cards { display: flex; flex-direction: column; gap: 12px; margin-bottom: 1.5rem; }
.acq-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.acq-card h4 { font-size: 0.88rem; color: var(--primary); margin-bottom: 0.3rem; }
.acq-card p { font-size: 0.82rem; color: var(--text-muted); }

.retrieval-comparison { margin-top: 1.5rem; }
.retrieval-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.retrieval-card {
  background: var(--surface-high);
  padding: 12px;
  border-radius: var(--radius);
}
.retrieval-card h5 { font-size: 0.85rem; color: var(--tertiary); margin-bottom: 0.3rem; }
.retrieval-card p { font-size: 0.8rem; color: var(--text-muted); }

/* ── Section 8: Evaluation ──────────────────────────────── */
.eval-dimensions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 2rem;
}
.eval-card {
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 16px;
  border-top: 2px solid var(--primary-accent);
}
.eval-card h4 { font-size: 0.9rem; color: var(--primary); margin-bottom: 0.5rem; }
.eval-card p { font-size: 0.82rem; color: var(--text-muted); }

.finding-banner {
  padding: 16px 20px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-bottom: 2rem;
  font-size: 0.92rem;
}

/* ── Section 9: Challenges ──────────────────────────────── */
.challenges-list { display: flex; flex-direction: column; gap: 20px; }
.challenge-item {
  display: flex;
  gap: 20px;
  background: var(--surface-high);
  border-radius: var(--radius);
  padding: 20px;
  border-left: 3px solid var(--primary-accent);
}
.challenge-num {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.85rem;
  color: var(--primary-accent);
  font-weight: 700;
  flex-shrink: 0;
  padding-top: 2px;
}
.challenge-item h4 { font-size: 0.95rem; color: var(--primary); margin-bottom: 0.5rem; }
.challenge-item p { font-size: 0.85rem; color: var(--text-muted); }

/* ── Section 10: Conclusion ─────────────────────────────── */
.contribution-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.contribution-list li {
  padding: 8px 16px;
  background: var(--surface-high);
  border-radius: var(--radius);
  font-size: 0.88rem;
  position: relative;
  padding-left: 32px;
}
.contribution-list li::before {
  content: '→';
  position: absolute;
  left: 12px;
  color: var(--primary-accent);
  font-weight: 700;
}

/* ── References ─────────────────────────────────────────── */
.refs-list {
  list-style-decimal;
  padding: 0 20px 20px 40px;
}
.refs-list li {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: 'Roboto Mono', monospace;
  line-height: 1.5;
  margin-bottom: 0.4rem;
}

/* ── Flecto Explanation UI ──────────────────────────────── */
.flecto-note, .flecto-callout, .flecto-card, .flecto-panel {
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 1rem 0;
}
.flecto-note::before, .flecto-callout::before, .flecto-card::before, .flecto-panel::before {
  content: '🤖 AI explanation';
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #60a5fa;
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.5em;
}
.flecto-note {
  background: rgba(96,165,250,0.06);
  border-left: 2px solid #60a5fa;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.flecto-callout {
  background: rgba(96,165,250,0.08);
  border: 1px solid rgba(96,165,250,0.15);
}
.flecto-card {
  background: var(--surface-high);
  border: 1px solid rgba(96,165,250,0.15);
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.flecto-panel {
  background: var(--surface-mid);
  border: 1px solid rgba(96,165,250,0.2);
}

/* ── Reveal Animations ──────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
}

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