/* zemdregon.com — hand-written, no build step. Dark only. */

:root {
  color-scheme: dark;

  /* palette */
  --bg: #07080c;
  --surface: #0e1117;
  --surface-2: #141822;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #eef1f6;
  --muted: #9aa4b2;
  --accent: #5eead4;
  --accent-2: #a78bfa;
  --blue: #60a5fa;
  --signal: #fbbf24;
  --dot-red: #ff5f57;
  --dot-yellow: #febc2e;
  --dot-green: #28c840;

  /* type */
  --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --font-serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1.0625rem;
  --fs-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.3125rem);
  --fs-h3: 1.375rem;
  --fs-h2: clamp(1.875rem, 1.35rem + 2.2vw, 3rem);
  --fs-h1: clamp(2.25rem, 1.35rem + 3.6vw, 3.875rem);

  /* spacing (4pt base) */
  --s-1: 0.25rem;
  --s-2: 0.5rem;
  --s-3: 0.75rem;
  --s-4: 1rem;
  --s-5: 1.5rem;
  --s-6: 2rem;
  --s-7: 3rem;
  --s-8: 4rem;
  --section-y: clamp(4.5rem, 9vw, 8rem);

  /* layout */
  --max: 1200px;
  --gutter: clamp(16px, 4vw, 32px);
  --header-h: 64px;
  --radius: 16px;
  --radius-sm: 10px;

  /* motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 200ms ease-out;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  position: relative;
  isolation: isolate;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
h1, h2, h3, p, ul, ol, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
a, button { cursor: pointer; touch-action: manipulation; }
[hidden] { display: none !important; }

::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); color: var(--text); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.wrap {
  width: min(100% - 2 * var(--gutter), var(--max));
  margin-inline: auto;
}

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

svg use { pointer-events: none; }
.ico, .link-btn svg, .quiet-link svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.skip {
  position: fixed;
  top: var(--s-3);
  left: var(--s-3);
  z-index: 100;
  padding: var(--s-3) var(--s-4);
  background: var(--accent);
  color: var(--bg);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
  transition: transform var(--t-fast);
}
.skip:focus { transform: none; outline-offset: 2px; }

/* ---------- aurora ---------- */
.aurora {
  position: absolute;
  inset: 0 0 auto 0;
  height: min(1100px, 130vh);
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(black 55%, transparent);
  mask-image: linear-gradient(black 55%, transparent);
}
.aurora::after {
  /* grain */
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.07;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
.blob {
  position: absolute;
  border-radius: 50%;
  will-change: transform;
}
.blob-a {
  width: 760px; height: 760px;
  left: -6%; top: -280px;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 34%, transparent), transparent 66%);
  animation: drift-a 18s ease-in-out infinite alternate;
}
.blob-b {
  width: 820px; height: 820px;
  right: -12%; top: -220px;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent-2) 34%, transparent), transparent 66%);
  animation: drift-b 20s ease-in-out infinite alternate;
}
.blob-c {
  width: 640px; height: 640px;
  left: 34%; top: 140px;
  background: radial-gradient(circle, color-mix(in srgb, var(--blue) 20%, transparent), transparent 66%);
  animation: drift-c 15s ease-in-out infinite alternate;
}
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  background-position: center top;
  -webkit-mask-image: radial-gradient(ellipse 65% 55% at 50% 22%, black 10%, transparent 75%);
  mask-image: radial-gradient(ellipse 65% 55% at 50% 22%, black 10%, transparent 75%);
}
@keyframes drift-a { to { transform: translate3d(140px, 90px, 0) scale(1.12); } }
@keyframes drift-b { to { transform: translate3d(-160px, 110px, 0) scale(0.92); } }
@keyframes drift-c { to { transform: translate3d(-110px, -60px, 0) scale(1.18); } }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: color-mix(in srgb, var(--bg) 62%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-fast), background-color var(--t-fast);
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
}
.nav {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
}
.brand {
  display: inline-flex;
  min-width: 44px;
  align-items: center;
  gap: var(--s-3);
  min-height: 44px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.brand img { border-radius: 8px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--s-1);
  margin-inline: auto var(--s-2);
}
.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--s-3);
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: color var(--t-fast), background-color var(--t-fast);
}
.nav-links a:hover { color: var(--text); background: color-mix(in srgb, var(--text) 6%, transparent); }
.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: border-color var(--t-fast), background-color var(--t-fast), transform var(--t-fast);
}
.icon-btn:hover { border-color: var(--border-strong); background: var(--surface-2); transform: translateY(-1px); }

/* ---------- type helpers ---------- */
h1, h2, h3 { font-weight: 600; text-wrap: balance; }
h1 {
  font-size: var(--fs-h1);
  line-height: 1.06;
  letter-spacing: -0.034em;
}
h2 {
  font-size: var(--fs-h2);
  line-height: 1.1;
  letter-spacing: -0.028em;
}
h3 { font-size: var(--fs-h3); line-height: 1.2; letter-spacing: -0.02em; }

.grad {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 1.1em;
  letter-spacing: -0.01em;
  padding-right: 0.08em;
  margin-right: -0.06em; /* keeps the italic overhang padding without a gap before punctuation */
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.eyebrow, .meta, .term, .chip, .link-btn, .log time, .tb-row dt, .foot-links, .eyebrow-pill {
  font-family: var(--font-mono);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  color: var(--accent);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  min-height: 48px;
  padding: 0 var(--s-5);
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background-color var(--t-fast), border-color var(--t-fast);
}
.btn .ico { transition: transform var(--t-fast); }
.btn:hover .ico { transform: translateX(3px); }
.btn:active { transform: translateY(0) scale(0.98); }
.btn-primary {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 0%, transparent);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px -8px color-mix(in srgb, var(--accent) 60%, transparent);
}
.btn-ghost {
  color: var(--text);
  border-color: var(--border-strong);
  background: color-mix(in srgb, var(--text) 3%, transparent);
}
.btn-ghost:hover { background: var(--surface-2); border-color: color-mix(in srgb, var(--text) 30%, transparent); transform: translateY(-2px); }

/* ---------- hero ---------- */
.hero { padding-block: clamp(2.5rem, 7vw, 6rem) clamp(2.5rem, 5vw, 4.5rem); }
.hero-inner {
  display: grid;
  gap: clamp(2.5rem, 6vw, 4.5rem);
  align-items: center;
}
.hero-copy { display: grid; justify-items: start; gap: var(--s-5); }
.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  padding: 6px 14px 6px 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 70%, transparent);
  color: var(--muted);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
}
.eyebrow-pill img { border-radius: 50%; border: 1px solid var(--border-strong); }
.eyebrow-pill .dash { color: var(--border-strong); }
.lede {
  max-width: 54ch;
  color: var(--muted);
  font-size: var(--fs-lg);
  line-height: 1.6;
}
.cta-row { display: flex; flex-wrap: wrap; gap: var(--s-3); margin-top: var(--s-2); }
@media (max-width: 479px) { .cta-row > * { flex: 1 1 100%; justify-content: center; } }

@keyframes rise { from { opacity: 0; translate: 0 14px; } }
.rise { animation: rise 700ms var(--ease) backwards; }
.hero-copy > :nth-child(2) { animation-delay: 80ms; }
.hero-copy > :nth-child(3) { animation-delay: 160ms; }
.hero-copy > :nth-child(4) { animation-delay: 240ms; }
.term.rise { animation-delay: 320ms; }

@media (min-width: 960px) {
  .hero-inner { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); }
}

/* terminal */
.term {
  position: relative;
  width: 100%;
  max-width: 560px;
  justify-self: center;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow:
    0 40px 80px -30px rgba(0, 0, 0, 0.7),
    0 0 0 1px color-mix(in srgb, var(--accent) 6%, transparent),
    0 0 90px -30px color-mix(in srgb, var(--accent-2) 35%, transparent);
  overflow: hidden;
}
.term-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--text) 3%, transparent);
}
.dots { display: flex; gap: 8px; }
.dots i { width: 11px; height: 11px; border-radius: 50%; background: var(--dot-red); opacity: 0.85; }
.dots i:nth-child(2) { background: var(--dot-yellow); }
.dots i:nth-child(3) { background: var(--dot-green); }
.term-title { color: var(--muted); font-size: var(--fs-xs); letter-spacing: 0.06em; }
.term-body {
  margin: 0;
  padding: 20px 20px 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.8;
  color: var(--text);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.t-p { color: var(--accent); }
.t-c { color: var(--text); }
.t-ok { color: var(--accent); }
.t-hi { color: var(--accent-2); }
.t-dim { color: var(--muted); }
.caret {
  display: inline-block;
  width: 0.55em;
  height: 1.1em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--accent);
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- sections ---------- */
.section { padding-block: var(--section-y) 0; }
.section:last-of-type { padding-bottom: var(--section-y); }
.section-head { display: grid; gap: var(--s-4); justify-items: start; margin-bottom: clamp(2rem, 4vw, 3.5rem); }
.section-head h2 { max-width: 28ch; }
.section-lede { max-width: 56ch; color: var(--muted); font-size: var(--fs-lg); }

/* ---------- cards ---------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  padding: clamp(1.25rem, 2.4vw, 1.75rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--t-fast), border-color var(--t-fast), background-color var(--t-fast);
}
.card > * { position: relative; z-index: 1; }
.card::before,
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--t-fast);
}
.card::before {
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--accent) 11%, transparent), transparent 65%);
}
.card::after {
  padding: 1px;
  background: radial-gradient(280px circle at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--accent) 70%, transparent), transparent 70%);
  -webkit-mask: linear-gradient(black 0 0) content-box, linear-gradient(black 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(black 0 0) content-box exclude, linear-gradient(black 0 0);
}
@media (hover: hover) {
  .card:hover { transform: translateY(-2px); border-color: var(--border-strong); }
  .card:hover::before, .card:hover::after { opacity: 1; }
}
.card:focus-within { border-color: var(--border-strong); }
.card p { color: var(--muted); }
.card h3 { color: var(--text); }

.meta {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  color: var(--muted);
  font-size: var(--fs-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 10px color-mix(in srgb, var(--signal) 60%, transparent);
}
.tagline { color: var(--text) !important; font-size: var(--fs-lg); line-height: 1.4; letter-spacing: -0.01em; }

.chips { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.chip {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--text) 3%, transparent);
  color: var(--muted);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.3;
  transition: color var(--t-fast), border-color var(--t-fast), background-color var(--t-fast);
}
.chip:hover { color: var(--text); border-color: var(--border-strong); }

.links { display: flex; flex-wrap: wrap; gap: var(--s-2); margin-top: auto; padding-top: var(--s-2); }
.link-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  min-height: 44px;
  padding: 0 var(--s-4);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: background-color var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}
.link-btn svg { transition: transform var(--t-fast); }
.link-btn:hover { background: var(--surface-2); border-color: var(--accent); color: var(--accent); }
.link-btn:hover svg { transform: translate(2px, -2px); }

/* bento */
.bento { display: grid; gap: var(--s-4); grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .card-feature, .card-wide { grid-column: span 2; }
  .card-full { grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
  .bento { grid-template-columns: repeat(4, 1fr); gap: var(--s-5); }
  .card-feature { grid-column: span 2; grid-row: span 2; }
  .card-wide { grid-column: span 2; }
}
.card-feature { background: linear-gradient(160deg, color-mix(in srgb, var(--accent) 5%, var(--surface)), var(--surface) 55%); }
.card-feature h3 { font-size: clamp(1.75rem, 1.4rem + 1.2vw, 2.25rem); letter-spacing: -0.03em; }

/* hub diagram */
.hub { width: 100%; max-width: 440px; height: auto; margin-block: var(--s-2); }
.hub text { font-family: var(--font-mono); font-size: 12.5px; fill: var(--text); }
.hub .edge { stroke: var(--border-strong); stroke-width: 1; }
.hub .pulse {
  stroke: var(--accent);
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-dasharray: 7 93;
  stroke-dashoffset: 100;
  animation: travel 3.4s linear infinite;
}
.hub .pulse:nth-of-type(7) { animation-delay: -0.7s; }
.hub .pulse:nth-of-type(8) { animation-delay: -1.4s; }
.hub .pulse:nth-of-type(9) { animation-delay: -2.1s; }
.hub .pulse:nth-of-type(10) { animation-delay: -2.8s; }
@keyframes travel { to { stroke-dashoffset: 0; } }
.hub-core { fill: color-mix(in srgb, var(--accent) 12%, var(--surface-2)); stroke: var(--accent); stroke-width: 1; }
.hub .hub-core-text { fill: var(--accent); font-weight: 500; }
.hub-nodes rect { fill: var(--surface-2); stroke: var(--border-strong); stroke-width: 1; }

.more { margin-top: var(--s-6); }
.quiet-link {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  min-height: 44px;
  color: var(--muted);
  font-weight: 500;
  transition: color var(--t-fast);
}
.quiet-link svg { transition: transform var(--t-fast); }
.quiet-link:hover { color: var(--accent); }
.quiet-link:hover svg { transform: translateX(4px); }

/* toolbox */
.toolbox { border-top: 1px solid var(--border); }
.tb-row {
  display: grid;
  gap: var(--s-3);
  padding-block: var(--s-5);
  border-bottom: 1px solid var(--border);
}
.tb-row dt {
  color: var(--muted);
  font-size: var(--fs-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-top: 6px;
}
@media (min-width: 720px) {
  .tb-row { grid-template-columns: 200px 1fr; gap: var(--s-6); }
}
.tb-row .chip { font-size: var(--fs-sm); padding: 8px 14px; color: var(--text); }
.tb-row .chip:hover { border-color: var(--accent); }

/* activity log */
.log { position: relative; display: grid; border-top: 1px solid var(--border); }
.log li {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-1);
  padding: var(--s-2) 0;
  border-bottom: 1px solid var(--border);
}
.log time {
  padding-top: var(--s-2);
  color: var(--muted);
  font-size: var(--fs-xs);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}
.log time::before { content: "● "; color: var(--accent); }
.log .repo {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: color var(--t-fast);
}
.log .repo:hover { color: var(--accent); }
.log .what { color: var(--muted); overflow-wrap: anywhere; }
@media (min-width: 720px) {
  .log li { grid-template-columns: 120px minmax(180px, 260px) 1fr; align-items: center; gap: var(--s-5); }
}

/* cta band */
.cta-band {
  position: relative;
  display: grid;
  justify-items: start;
  gap: var(--s-5);
  padding: clamp(2rem, 6vw, 4.5rem);
  border: 1px solid transparent;
  border-radius: 24px;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 60%, transparent), var(--border) 40%, color-mix(in srgb, var(--accent-2) 60%, transparent)) border-box;
  overflow: hidden;
  isolation: isolate;
}
.cta-band::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 520px; height: 520px;
  right: -140px; top: -220px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent-2) 28%, transparent), transparent 65%);
}
.cta-band::after {
  content: "";
  position: absolute;
  z-index: -1;
  width: 460px; height: 460px;
  left: -160px; bottom: -260px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 22%, transparent), transparent 65%);
}
.cta-band h2 { font-size: clamp(2rem, 1.3rem + 3.2vw, 3.75rem); line-height: 1.04; letter-spacing: -0.034em; max-width: 16ch; }
.cta-band p { max-width: 48ch; color: var(--muted); font-size: var(--fs-lg); }

/* footer */
.site-footer { border-top: 1px solid var(--border); padding-block: var(--s-6); color: var(--muted); font-size: var(--fs-sm); }
.foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--s-3) var(--s-5); }
.foot-note { flex: 1 1 auto; }
.foot-links { display: flex; gap: var(--s-2); font-size: var(--fs-xs); letter-spacing: 0.06em; text-transform: uppercase; }
.foot-links a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 var(--s-3);
  border-radius: var(--radius-sm);
  transition: color var(--t-fast);
}
.foot-links a:hover { color: var(--accent); }

/* ---------- scroll reveal (JS only) ---------- */
.js [data-reveal] {
  opacity: 0;
  translate: 0 12px;
  transition:
    opacity 480ms var(--ease) calc(var(--i, 0) * 70ms),
    translate 480ms var(--ease) calc(var(--i, 0) * 70ms),
    transform var(--t-fast), border-color var(--t-fast), background-color var(--t-fast);
}
.js [data-reveal].is-in { opacity: 1; translate: 0 0; }

/* ---------- mobile nav ---------- */
@media (max-width: 639px) {
  .brand-name, .nav-activity { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
  .nav-links { margin-inline: auto; }
  .nav-links a { padding: 0 var(--s-2); }
  .term-body { font-size: 0.75rem; }
}
@media (min-width: 640px) and (max-width: 719px) {
  .nav-links a { padding: 0 var(--s-2); }
}

/* ---------- 404 ---------- */
.nf { min-height: 100svh; display: grid; place-content: center; justify-items: start; gap: var(--s-5); padding: var(--gutter); }
.nf-code { font-family: var(--font-mono); font-size: clamp(4rem, 14vw, 9rem); line-height: 1; letter-spacing: -0.06em; font-weight: 500; background: linear-gradient(100deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-text-fill-color: transparent; }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    animation-delay: 0s !important;
    transition-duration: 0.001ms !important;
    transition-delay: 0s !important;
  }
  .blob { animation: none; }
  .hub .pulse { display: none; }
  .caret { animation: none; }
  .js [data-reveal] { opacity: 1; translate: 0 0; }
  .card:hover, .btn:hover, .icon-btn:hover { transform: none; }
}