/* ============================================================================
   liquid369.wtf — "Onchain Observatory"
   A dark mission-control portfolio. Gossip-mesh background, HUD detailing,
   per-ecosystem accent theming.
   ========================================================================== */

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

:root {
  /* Surfaces */
  --void:    #06070b;
  --void-2:  #0a0c12;
  --panel:   rgba(255, 255, 255, 0.022);
  --panel-2: rgba(255, 255, 255, 0.04);

  /* Ink */
  --ink:       #eceef3;
  --ink-dim:   #969cad;
  --ink-faint: #7d8496;

  /* Lines */
  --line:   rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.045);

  /* Ecosystem accents */
  --sol:   #2be8b0;
  --pivx:  #9d7bff;
  --chain: #ffb454;
  --ice:   #62e4ff;

  /* Active accent (swapped per section by JS) */
  --accent:     var(--ice);
  --accent-rgb: 98, 228, 255;

  /* Type */
  --f-display: "Syne", "Trebuchet MS", sans-serif;
  --f-mono:    "Martian Mono", "Courier New", monospace;
  --f-body:    "Sora", system-ui, sans-serif;

  /* Layout */
  --maxw: 1280px;
  --gut:  clamp(20px, 5vw, 64px);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* --------------------------------- Base ---------------------------------- */
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--void);
  color: var(--ink);
  font-family: var(--f-body);
  font-weight: 300;
  line-height: 1.6;
  letter-spacing: 0.01em;
  overflow-x: hidden;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: rgba(var(--accent-rgb), 0.85); color: #04050a; }

a { color: inherit; text-decoration: none; }

img { display: block; max-width: 100%; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Skip link — first focusable element, hidden until focused */
.skip {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 12px 18px;
  background: var(--accent);
  color: #04050a;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 8px;
  transform: translateY(-160%);
  transition: transform 0.2s var(--ease);
}
.skip:focus {
  transform: translateY(0);
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

/* Visually-hidden, screen-reader-only */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ------------------------- Fixed atmosphere layers ----------------------- */
/* Canvas gossip mesh */
#mesh {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* Radial vignette + ambient accent glow that drifts with the active section */
.atmos {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    radial-gradient(1200px 800px at 78% -8%, rgba(var(--accent-rgb), 0.10), transparent 60%),
    radial-gradient(900px 900px at -6% 110%, rgba(var(--accent-rgb), 0.06), transparent 55%),
    radial-gradient(140% 120% at 50% 0%, transparent 55%, rgba(0, 0, 0, 0.55) 100%);
  transition: background 1.2s var(--ease);
}

/* Film grain */
.grain {
  position: fixed;
  inset: -10%;
  z-index: 2;
  pointer-events: none;
  opacity: 0.07; /* normal blend (no mix-blend-mode over the live canvas) → keep it faint */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
  animation: grain 6s steps(6) infinite;
}
@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  20%  { transform: translate(-4%, 3%); }
  40%  { transform: translate(3%, -5%); }
  60%  { transform: translate(-3%, 4%); }
  80%  { transform: translate(4%, -2%); }
}

/* Cursor spotlight */
.spotlight {
  position: fixed;
  top: 0; left: 0;
  width: 520px; height: 520px;
  margin: -260px 0 0 -260px;
  z-index: 1;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--accent-rgb), 0.08), transparent 65%);
  transform: translate3d(var(--cx, 50vw), var(--cy, 30vh), 0);
  transition: opacity 0.6s var(--ease);
  opacity: 0;
}

main, nav, footer { position: relative; z-index: 3; }

/* --------------------------------- Layout -------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gut); }

/* ----------------------------------- Nav --------------------------------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px var(--gut);
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background 0.4s var(--ease), -webkit-backdrop-filter 0.4s var(--ease), backdrop-filter 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6, 7, 11, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
}
.nav__brand { display: flex; align-items: center; gap: 10px; font-weight: 600; color: var(--ink); }
.nav__brand b { color: var(--accent); transition: color 0.6s var(--ease); }
.nav__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.6);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.55); }
  70%  { box-shadow: 0 0 0 9px rgba(var(--accent-rgb), 0); }
  100% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0); }
}
.nav__links { display: flex; gap: 4px; align-items: center; }
.nav__links a {
  position: relative;
  padding: 8px 12px;
  color: var(--ink-dim);
  transition: color 0.25s var(--ease);
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 12px; right: 12px; bottom: 4px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__links a[aria-current="location"] { color: var(--ink); }
.nav__links a[aria-current="location"]::after { transform: scaleX(1); }
.nav__cta {
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 8px 16px !important;
  color: var(--ink) !important;
}
.nav__cta:hover { border-color: var(--accent); background: rgba(var(--accent-rgb), 0.08); }
.nav__links a.nav__cta::after { display: none; }

/* --------------------------------- Hero ---------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 96px;
  padding-bottom: 48px;
}
.hero__eyebrow {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.hero__eyebrow::before {
  content: "";
  width: clamp(24px, 6vw, 64px);
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.hero__eyebrow #nav-clock { white-space: nowrap; }
.hero h1 {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(2rem, 8.6vw, 7.4rem);
  line-height: 0.94;
  letter-spacing: -0.03em;
  color: var(--ink);
  max-width: 16ch;
}
/* keep "of consensus" together on wide screens (clean wrap), release on phones */
.hero h1 .nb { white-space: nowrap; }
.hero h1 .grad {
  background: linear-gradient(120deg, var(--accent), #fff 55%, var(--accent));
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 7s linear infinite;
}
@keyframes shimmer {
  to { background-position: 220% 0; }
}
.hero__sub {
  margin-top: 32px;
  max-width: 56ch;
  font-size: clamp(1rem, 1.5vw, 1.22rem);
  color: var(--ink-dim);
  font-weight: 300;
}
.hero__sub b { color: var(--ink); font-weight: 500; }
.hero__actions { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 16px; }

.btn {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 15px 26px;
  border-radius: 100px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}
.btn--primary {
  background: var(--accent);
  color: #04050a;
  border-color: var(--accent);
  font-weight: 600;
}
.btn--primary:hover { box-shadow: 0 12px 40px -10px rgba(var(--accent-rgb), 0.6); }
.btn--ghost:hover { border-color: var(--accent); color: var(--ink); background: rgba(var(--accent-rgb), 0.06); }
.btn:hover { transform: translateY(-2px); }

/* HUD stats row under hero */
.hud {
  margin-top: clamp(48px, 8vh, 96px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-2);
  border: 1px solid var(--line-2);
  border-radius: 14px;
  overflow: hidden;
}
.hud__cell {
  background: var(--void);
  padding: 22px clamp(16px, 2.4vw, 28px);
  position: relative;
}
.hud__cell::before {
  content: "";
  position: absolute;
  top: 14px; left: 0;
  width: 2px; height: 16px;
  background: var(--accent);
  opacity: 0.7;
}
.hud__num {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3.6vw, 2.9rem);
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1;
  display: inline-block;
  min-width: 2.5ch;
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}
.hud__label {
  margin-top: 8px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* Scroll cue */
.scrollcue {
  position: absolute;
  bottom: 22px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--f-mono);
  font-size: 9px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-faint);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.scrollcue span { width: 1px; height: 38px; background: linear-gradient(var(--accent), transparent); animation: drop 2.2s var(--ease) infinite; }
@keyframes drop { 0% { transform: scaleY(0); transform-origin: top; } 45% { transform: scaleY(1); transform-origin: top; } 55% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* -------------------------------- Marquee -------------------------------- */
.marquee {
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
  overflow: hidden;
  padding: 16px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 0 28px;
  display: inline-flex;
  align-items: center;
  gap: 28px;
  white-space: nowrap;
}
.marquee__item::after { content: "◆"; color: var(--accent); font-size: 7px; opacity: 0.7; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* -------------------------------- Sections ------------------------------- */
.section { padding: clamp(72px, 13vh, 150px) 0; position: relative; }

.section__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(20px, 4vw, 56px);
  align-items: start;
  margin-bottom: clamp(40px, 6vh, 72px);
}
.section__index {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--accent);
  padding-top: 10px;
  white-space: nowrap;
}
.section__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 6vw, 4.6rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
}
.section__tag {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 18px;
  margin-bottom: 16px;
}
.section__blurb {
  max-width: 62ch;
  color: var(--ink-dim);
  font-size: clamp(1rem, 1.3vw, 1.12rem);
}

/* -------------------------------- Card grid ------------------------------ */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: 14px;
}
.card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px 24px 24px;
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), background 0.4s var(--ease);
  transform-style: preserve-3d;
}
/* Cursor-following glow */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(380px circle at var(--mx, 50%) var(--my, 0%), rgba(var(--accent-rgb), 0.16), transparent 42%);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  pointer-events: none;
}
.card:hover { border-color: rgba(var(--accent-rgb), 0.5); background: var(--panel-2); }
.card:hover::before { opacity: 1; }

.card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}
.card__name {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.28rem;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.card__link {
  color: var(--ink-faint);
  transition: color 0.25s var(--ease);
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  min-height: 24px;
  margin: -4px; /* expand hit box without widening the visual gap */
  border-radius: 6px;
}
@media (hover: none) and (pointer: coarse) {
  .card__link { min-width: 44px; min-height: 44px; margin: -14px; }
}
.card:hover .card__link { color: var(--accent); }
.card__role {
  font-family: var(--f-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(var(--accent-rgb), 0.35);
  border-radius: 100px;
  padding: 5px 10px;
  white-space: nowrap;
  flex-shrink: 0;
}
.card__desc { color: var(--ink-dim); font-size: 0.94rem; line-height: 1.62; }
.card__foot {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card__lang {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.card__idx { font-family: var(--f-mono); font-size: 10px; color: var(--ink-faint); opacity: 0.6; }

/* ------------------------------- Registry -------------------------------- */
.registry { border-top: 1px solid var(--line-2); }
.registry__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 26px;
}
.chip {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-dim);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 8px 15px;
  cursor: pointer;
  transition: all 0.25s var(--ease);
}
.chip:hover { color: var(--ink); border-color: var(--ink-faint); }
.chip[aria-pressed="true"] {
  color: #04050a;
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 600;
}
.registry__count { margin-left: auto; font-family: var(--f-mono); font-size: 11px; color: var(--ink-faint); letter-spacing: 0.1em; }

.registry__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1px;
  background: var(--line-2);
  border: 1px solid var(--line-2);
  border-radius: 12px;
  overflow: hidden;
}
.reg {
  background: var(--void);
  padding: 13px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--ink-dim);
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
  /* CSS-only staggered fade-in (no per-tile inline-style writes from JS) */
  animation: regIn 0.5s var(--ease) backwards;
  animation-delay: min(calc(var(--i, 0) * 8ms), 240ms);
}
@keyframes regIn { from { opacity: 0; } to { opacity: 1; } }
.reg:hover { background: rgba(var(--accent-rgb), 0.07); color: var(--ink); }
.reg__tick { width: 6px; height: 6px; border-radius: 1px; flex-shrink: 0; }
.reg--solana    .reg__tick { background: var(--sol); }
.reg--pivx      .reg__tick { background: var(--pivx); }
.reg--bitcoin   .reg__tick { background: var(--chain); }
.reg--substrate .reg__tick { background: var(--ice); }
.reg--lab       .reg__tick { background: var(--ink-faint); }
.reg__name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* --------------------------------- About --------------------------------- */
.about { padding: clamp(80px, 14vh, 160px) 0 0; }
.about__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: center;
}
.about__title {
  font-family: var(--f-display);
  font-weight: 800;
  font-size: clamp(1.9rem, 4.6vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
}
.about__title em { font-style: normal; color: var(--accent); }
.about__body { margin-top: 22px; color: var(--ink-dim); max-width: 54ch; font-size: 1.05rem; }
.about__body p + p { margin-top: 16px; }
.about__links { display: flex; flex-direction: column; gap: 1px; background: var(--line-2); border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden; }
.about__link {
  background: var(--void);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: background 0.3s var(--ease);
}
.about__link:hover { background: rgba(var(--accent-rgb), 0.07); }
.about__link small { font-family: var(--f-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); display: block; margin-bottom: 4px; }
.about__link b { font-family: var(--f-display); font-weight: 700; font-size: 1.15rem; color: var(--ink); }
.about__link i { font-style: normal; color: var(--accent); font-size: 1.3rem; transition: transform 0.3s var(--ease); }
.about__link:hover i { transform: translate(3px, -3px); }

/* --------------------------------- Footer -------------------------------- */
.footer {
  margin-top: clamp(80px, 12vh, 140px);
  border-top: 1px solid var(--line-2);
  padding: 40px 0 56px;
}
.footer__row { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; }
.footer__mark { font-family: var(--f-display); font-weight: 800; font-size: 1.4rem; letter-spacing: -0.02em; }
.footer__mark b { color: var(--accent); }
.footer__meta { font-family: var(--f-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); }

/* ----------------------------- Reveal anim ------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.40s; }

/* Hero load stagger */
.hero .reveal { transition-duration: 1.1s; }

/* HUD corner brackets decoration */
.brackets { position: absolute; inset: var(--gut); pointer-events: none; z-index: 4; }
.brackets i {
  position: absolute; width: 18px; height: 18px;
  border: 1px solid var(--line);
}
.brackets i:nth-child(1) { top: 90px; left: 0; border-right: 0; border-bottom: 0; }
.brackets i:nth-child(2) { top: 90px; right: 0; border-left: 0; border-bottom: 0; }
.brackets i:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.brackets i:nth-child(4) { bottom: 0; right: 0; border-left: 0; border-top: 0; }

/* ------------------------------ Responsive ------------------------------- */
@media (max-width: 900px) {
  .hud { grid-template-columns: repeat(2, 1fr); }
  .about__grid { grid-template-columns: 1fr; }
  .brackets { display: none; }
}
@media (max-width: 680px) {
  .nav { gap: 12px; }
  .nav__links {
    flex: 1;
    min-width: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    justify-content: flex-start; /* lead with Solana/PIVX so they're never clipped off the left */
    -webkit-mask-image: linear-gradient(90deg, #000 90%, transparent);
            mask-image: linear-gradient(90deg, #000 90%, transparent);
  }
  .nav__links::-webkit-scrollbar { display: none; }
  .nav__links a:not(.nav__cta) {
    white-space: nowrap;
    padding: 12px 8px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
  .nav__cta { min-height: 44px; padding-block: 12px; flex-shrink: 0; }
  .chip { min-height: 44px; padding-block: 11px; display: inline-flex; align-items: center; }
  .section__head { grid-template-columns: 1fr; gap: 8px; }
  .section__index { padding-top: 0; }
  .hero { padding-top: 110px; }
  .scrollcue { display: none; }
}
@media (max-width: 420px) {
  .hud { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(1.8rem, 8.6vw, 2.5rem); overflow-wrap: break-word; }
  .hero h1 .nb { white-space: normal; }
  .hero__eyebrow { font-size: 10px; letter-spacing: 0.14em; gap: 10px; }
}

/* --------------------------- Reduced motion ------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; filter: none; }
  .grain, .spotlight { display: none; }
  #mesh { opacity: 0.4; }
}