:root {
  --ink: #0B0710;
  --velvet: #15101C;
  --booth: #1F1729;
  --brass: #2B2034;
  --bone: #F5EDD8;
  --cream: #EDE0C4;
  --ash-dim: #7A6B8A;
  --neon-pink: #FF2E88;
  --neon-cyan: #4DEEEA;
  --amber: #FFB627;
  --ember: #FF4D4D;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: 'Outfit', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  background:
    radial-gradient(ellipse 80% 50% at 15% 0%, rgba(255, 46, 136, 0.10), transparent 60%),
    radial-gradient(ellipse 60% 40% at 85% 8%, rgba(77, 238, 234, 0.08), transparent 60%),
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(255, 182, 39, 0.06), transparent 60%),
    linear-gradient(180deg, var(--velvet) 0%, var(--ink) 60%);
  background-attachment: fixed;
}

/* CRT scanlines */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(0deg,
    rgba(255, 255, 255, 0.022) 0px,
    rgba(255, 255, 255, 0.022) 1px,
    transparent 1px,
    transparent 3px);
  pointer-events: none;
  z-index: 1;
  mix-blend-mode: overlay;
}

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 56px 24px 96px;
  position: relative;
  z-index: 2;
}

/* ── BACK LINK ──────────────────────────────── */
.back-link {
  display: inline-block;
  font-family: 'Bungee', sans-serif;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--ash-dim);
  text-decoration: none;
  margin-bottom: 32px;
  padding: 6px 12px;
  border: 1px solid var(--brass);
  border-radius: 6px;
  transition: color .15s, border-color .15s, background .15s;
}
.back-link:hover {
  color: var(--neon-cyan);
  border-color: var(--neon-cyan);
  background: rgba(77, 238, 234, 0.06);
}

/* ── HERO ─────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 16px 0 56px;
  border-bottom: 1px dashed var(--brass);
  margin-bottom: 48px;
}
.wordmark {
  font-family: 'Monoton', sans-serif;
  font-weight: 400;
  font-size: clamp(40px, 7vw, 76px);
  color: var(--neon-pink);
  letter-spacing: 6px;
  text-shadow:
    0 0 18px rgba(255, 46, 136, 0.7),
    0 0 42px rgba(255, 46, 136, 0.4),
    0 0 80px rgba(255, 46, 136, 0.25);
  line-height: 1;
  margin: 0;
}
.kicker {
  font-family: 'Bungee', sans-serif;
  color: var(--amber);
  letter-spacing: 8px;
  font-size: 11px;
  margin-top: 18px;
  text-shadow: 0 0 12px rgba(255, 182, 39, 0.4);
}
.hero-title {
  font-family: 'Bungee', sans-serif;
  font-weight: 400;
  color: var(--neon-cyan);
  font-size: clamp(26px, 4.4vw, 40px);
  letter-spacing: 5px;
  margin: 28px 0 10px;
  text-shadow: 0 0 16px rgba(77, 238, 234, 0.45);
}
.hero-title.pink {
  color: var(--neon-pink);
  text-shadow: 0 0 16px rgba(255, 46, 136, 0.45);
}
.effective {
  font-family: 'JetBrains Mono', monospace;
  color: var(--amber);
  font-size: 12px;
  letter-spacing: 3px;
  margin-top: 22px;
}

/* ── TOC ──────────────────────────────────────── */
.toc {
  background: var(--velvet);
  border: 1px solid var(--brass);
  border-left: 4px solid var(--neon-cyan);
  border-radius: 10px;
  padding: 22px 26px 24px;
  margin-bottom: 56px;
}
.toc.pink { border-left-color: var(--neon-pink); }
.toc.pink .toc-title { color: var(--neon-pink); }
.toc-title {
  font-family: 'Bungee', sans-serif;
  color: var(--neon-cyan);
  font-size: 12px;
  letter-spacing: 4px;
  margin: 0 0 16px;
}
.toc-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 28px;
}
.toc a {
  color: var(--cream);
  text-decoration: none;
  font-size: 14px;
  display: block;
  padding: 5px 0;
  border-bottom: 1px solid transparent;
  transition: color .15s, border-color .15s, transform .15s;
}
.toc a::before {
  content: '›';
  color: var(--ash-dim);
  margin-right: 8px;
  transition: color .15s;
}
.toc a:hover { color: var(--neon-pink); }
.toc a:hover::before { color: var(--neon-pink); }

/* ── CARDS ────────────────────────────────────── */
.card {
  background: var(--velvet);
  border: 1px solid var(--brass);
  border-radius: 12px;
  padding: 40px 40px 28px;
  margin-bottom: 40px;
  position: relative;
}
.card.pink  { border-left: 4px solid var(--neon-pink); }
.card.cyan  { border-left: 4px solid var(--neon-cyan); }
.card.amber { border-left: 4px solid var(--amber); }

.section-title {
  font-family: 'Bungee', sans-serif;
  font-weight: 400;
  font-size: 26px;
  letter-spacing: 4px;
  margin: 0 0 6px;
  line-height: 1.1;
}
.card.pink  .section-title { color: var(--neon-pink); text-shadow: 0 0 14px rgba(255, 46, 136, 0.35); }
.card.cyan  .section-title { color: var(--neon-cyan); text-shadow: 0 0 14px rgba(77, 238, 234, 0.35); }
.card.amber .section-title { color: var(--amber); text-shadow: 0 0 14px rgba(255, 182, 39, 0.35); }

.section-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--ash-dim);
  margin-bottom: 28px;
  display: block;
}

.subsection {
  font-family: 'Bungee', sans-serif;
  font-weight: 400;
  color: var(--amber);
  letter-spacing: 3px;
  font-size: 13px;
  margin: 36px 0 14px;
  display: block;
  line-height: 1.3;
}
.subsection::before {
  content: '▸ ';
  color: var(--neon-pink);
}

p {
  color: var(--cream);
  margin: 0 0 16px;
}

strong {
  color: var(--bone);
  font-weight: 600;
}

ul {
  list-style: none;
  padding: 0;
  margin: 6px 0 20px;
}
ul li {
  position: relative;
  padding: 5px 0 5px 24px;
  color: var(--cream);
}
ul li::before {
  content: '◆';
  position: absolute;
  left: 0;
  top: 7px;
  color: var(--neon-pink);
  font-size: 9px;
}

a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px dotted rgba(77, 238, 234, 0.6);
  transition: color .15s, border-color .15s, text-shadow .15s;
}
a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
  text-shadow: 0 0 8px rgba(255, 182, 39, 0.5);
}

.callout {
  background: var(--booth);
  border-left: 3px solid var(--amber);
  padding: 16px 20px;
  border-radius: 6px;
  margin: 20px 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--cream);
  letter-spacing: 0.5px;
}
.callout strong {
  color: var(--amber);
  font-family: 'Bungee', sans-serif;
  font-weight: 400;
  letter-spacing: 2px;
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
}

.contact-line {
  font-family: 'JetBrains Mono', monospace;
  background: var(--booth);
  border: 1px solid var(--brass);
  border-left: 3px solid var(--neon-pink);
  border-radius: 6px;
  padding: 14px 18px;
  margin: 18px 0;
  font-size: 13px;
  color: var(--bone);
  letter-spacing: 0.5px;
}
.contact-line a {
  color: var(--neon-pink);
  border-bottom-color: rgba(255, 46, 136, 0.6);
}
.contact-line a:hover {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

/* ── FOOTER ───────────────────────────────────── */
.footer {
  text-align: center;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px dashed var(--brass);
  color: var(--ash-dim);
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 2px;
  line-height: 2;
}
.footer .sign-off {
  font-family: 'Bungee', sans-serif;
  color: var(--neon-pink);
  font-size: 12px;
  letter-spacing: 5px;
  margin-bottom: 16px;
  text-shadow: 0 0 10px rgba(255, 46, 136, 0.35);
}
.footer a {
  color: var(--ash-dim);
  border-bottom-color: transparent;
}
.footer a:hover {
  color: var(--neon-cyan);
  border-bottom-color: var(--neon-cyan);
}

/* ── INDEX LANDING ─────────────────────────────── */
.doc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 16px;
}
.doc-tile {
  display: block;
  background: var(--velvet);
  border: 1px solid var(--brass);
  border-radius: 12px;
  padding: 36px 30px;
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
  transition: transform .18s, border-color .18s, box-shadow .18s, background .18s;
}
.doc-tile.pink { border-left: 4px solid var(--neon-pink); }
.doc-tile.cyan { border-left: 4px solid var(--neon-cyan); }
.doc-tile:hover {
  transform: translateY(-3px);
  background: var(--booth);
}
.doc-tile.pink:hover { box-shadow: 0 0 30px rgba(255, 46, 136, 0.25); border-color: var(--neon-pink); }
.doc-tile.cyan:hover { box-shadow: 0 0 30px rgba(77, 238, 234, 0.25); border-color: var(--neon-cyan); }

.doc-tile .tile-kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--ash-dim);
  margin-bottom: 12px;
}
.doc-tile .tile-title {
  font-family: 'Bungee', sans-serif;
  font-size: 22px;
  letter-spacing: 3px;
  margin: 0 0 12px;
  line-height: 1.1;
}
.doc-tile.pink .tile-title { color: var(--neon-pink); text-shadow: 0 0 12px rgba(255, 46, 136, 0.35); }
.doc-tile.cyan .tile-title { color: var(--neon-cyan); text-shadow: 0 0 12px rgba(77, 238, 234, 0.35); }
.doc-tile .tile-body {
  color: var(--cream);
  font-size: 14px;
  line-height: 1.55;
  margin-bottom: 18px;
}
.doc-tile .tile-arrow {
  font-family: 'Bungee', sans-serif;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--amber);
}

@media (max-width: 640px) {
  .container { padding: 36px 16px 64px; }
  .toc-columns { grid-template-columns: 1fr; }
  .doc-grid { grid-template-columns: 1fr; }
  .card { padding: 28px 22px 20px; border-radius: 10px; }
  .section-title { font-size: 22px; letter-spacing: 3px; }
  .wordmark { letter-spacing: 4px; }
}

:target {
  scroll-margin-top: 24px;
}