/* ============================================================
   KNova Studio — main.css
   Design tokens first. Re-skinning to an updated brand kit
   should only require editing the :root block.
   ============================================================ */

:root{
  /* Space / ink */
  --ink-900:#05060C;
  --ink-850:#080A12;
  --ink-800:#0B0E19;
  --ink-750:#0F1322;
  --ink-700:#141930;

  /* Foreground */
  --fg:#EDEFF7;
  --fg-muted:#A2A9C2;
  --fg-dim:#7A819C;

  /* Hairlines */
  --line:rgba(255,255,255,.075);
  --line-strong:rgba(255,255,255,.16);

  /* Nova palette */
  --violet:#7C5CFF;
  --violet-soft:#C8B4FF;
  --azure:#3FD2E8;
  --spark:#FFC978;

  --grad-nova:linear-gradient(120deg,#C8B4FF 0%,#7C5CFF 42%,#3FD2E8 100%);
  --grad-text:linear-gradient(96deg,#FFFFFF 0%,#D8CCFF 34%,#8FD9F0 78%);

  /* Type */
  --font:"Inter var","Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;

  /* Rhythm */
  --shell:1180px;
  --gutter:clamp(20px,5vw,40px);
  --section-y:clamp(72px,11vw,140px);
  --radius:18px;
  --radius-sm:12px;

  --ease:cubic-bezier(.22,.68,.24,1);
}

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

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:88px;
}

body{
  margin:0;
  background:var(--ink-900);
  color:var(--fg);
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  font-feature-settings:"kern" 1,"liga" 1;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}

img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:-.028em;line-height:1.1}
p{margin:0}
ul,ol{margin:0;padding:0}
.flow,.track,.chips,.hero__meta,.doc-toc ol{list-style:none}
::selection{background:rgba(124,92,255,.35);color:#fff}

/* ---------- Focus ---------- */
:focus-visible{
  outline:2px solid var(--azure);
  outline-offset:3px;
  border-radius:6px;
}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink-700);color:var(--fg);
  padding:12px 20px;border-radius:0 0 10px 0;font-weight:600;
}
.skip-link:focus{left:0}

/* ---------- Layout ---------- */
.shell{
  width:100%;max-width:var(--shell);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.section{padding-block:var(--section-y);position:relative}
.section--tight{padding-block:clamp(56px,8vw,96px)}

.rule{border:0;height:1px;background:var(--line);margin:0}

/* ---------- Cosmic backdrop ---------- */
.starfield{
  position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(1100px 620px at 78% -6%, rgba(124,92,255,.20), transparent 62%),
    radial-gradient(820px 520px at 6% 12%, rgba(63,210,232,.11), transparent 60%),
    radial-gradient(700px 480px at 50% 108%, rgba(200,180,255,.10), transparent 65%),
    var(--ink-900);
}
.starfield::after{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 18%, rgba(255,255,255,.55), transparent),
    radial-gradient(1.2px 1.2px at 82% 8%,  rgba(255,255,255,.42), transparent),
    radial-gradient(1.6px 1.6px at 64% 42%, rgba(255,255,255,.38), transparent),
    radial-gradient(1.1px 1.1px at 27% 63%, rgba(255,255,255,.40), transparent),
    radial-gradient(1.5px 1.5px at 91% 71%, rgba(255,255,255,.30), transparent),
    radial-gradient(1.2px 1.2px at 44% 88%, rgba(255,255,255,.34), transparent),
    radial-gradient(1.3px 1.3px at 7% 44%,  rgba(255,255,255,.28), transparent),
    radial-gradient(1.1px 1.1px at 72% 92%, rgba(255,255,255,.26), transparent);
  opacity:.85;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  border-bottom:1px solid transparent;
  transition:background .35s var(--ease),border-color .35s var(--ease),backdrop-filter .35s var(--ease);
}
.site-header.is-stuck{
  background:rgba(6,8,15,.72);
  backdrop-filter:saturate(150%) blur(14px);
  -webkit-backdrop-filter:saturate(150%) blur(14px);
  border-bottom-color:var(--line);
}
.site-header__inner{
  display:flex;align-items:center;gap:24px;
  min-height:70px;
}

.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto}
.brand__mark{width:34px;height:34px;flex:0 0 auto}
.brand__name{
  display:flex;flex-direction:column;line-height:1.05;
}
.brand__name b{font-weight:600;font-size:16.5px;letter-spacing:-.02em}
.brand__name span{
  font-size:9.5px;letter-spacing:.28em;color:var(--fg-dim);
  text-transform:uppercase;font-weight:500;
}

.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav > .btn{display:none}   /* mobile-menu CTA only; desktop uses .header-cta */
.nav__link{
  padding:9px 14px;border-radius:999px;
  font-size:14.5px;color:var(--fg-muted);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav__link:hover{color:var(--fg);background:rgba(255,255,255,.05)}

.nav-toggle{
  display:none;margin-left:auto;
  width:42px;height:42px;border-radius:11px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--fg);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px}
.nav-toggle .icon-close{display:none}
.nav-toggle[aria-expanded="true"] .icon-open{display:none}
.nav-toggle[aria-expanded="true"] .icon-close{display:block}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:46px;padding:0 22px;
  border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:-.01em;
  cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),border-color .25s var(--ease),color .2s var(--ease);
}
.btn--primary{
  background:var(--grad-nova);
  color:#0A0713;
  box-shadow:0 1px 0 rgba(255,255,255,.28) inset, 0 10px 30px -12px rgba(124,92,255,.85);
}
.btn--primary:hover{transform:translateY(-1px);box-shadow:0 1px 0 rgba(255,255,255,.34) inset, 0 16px 40px -14px rgba(124,92,255,1)}
.btn--ghost{
  background:rgba(255,255,255,.035);
  border-color:var(--line-strong);
  color:var(--fg);
}
.btn--ghost:hover{background:rgba(255,255,255,.075);border-color:rgba(255,255,255,.26)}
.btn--lg{min-height:54px;padding:0 30px;font-size:16px}
.btn--sm{min-height:40px;padding:0 18px;font-size:14px}
.btn:active{transform:translateY(0)}

.header-cta{flex:0 0 auto}

/* ---------- Eyebrow / labels ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--fg-dim);
}
.eyebrow::before{
  content:"";width:22px;height:1px;background:var(--line-strong);
}
.eyebrow--dot::before{
  width:6px;height:6px;border-radius:50%;
  background:var(--spark);box-shadow:0 0 12px 2px rgba(255,201,120,.55);
}

.section-title{
  font-size:clamp(28px,4.4vw,46px);
  max-width:20ch;
  margin-top:18px;
}
.section-lede{
  margin-top:18px;max-width:56ch;
  color:var(--fg-muted);font-size:clamp(15.5px,1.6vw,17.5px);
}

.grad-text{
  background:var(--grad-text);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding-block:clamp(56px,9vw,104px) clamp(64px,10vw,120px);
}
.hero__grid{
  display:grid;
  grid-template-columns:minmax(0,1.45fr) minmax(0,.75fr);
  gap:clamp(36px,4.4vw,60px);
  align-items:center;
}
.hero__title{
  margin-top:22px;
  /* Sized so "Một cách sáng tạo mới." holds one line down to the
     1000px breakpoint — the headline is written as three lines. */
  font-size:clamp(34px,4.4vw,54px);
  line-height:1.06;
  letter-spacing:-.038em;
}
.hero__title span{display:block}
.hero__lede{
  margin-top:26px;max-width:52ch;
  font-size:clamp(16px,1.8vw,18.5px);
  color:var(--fg-muted);
}
.hero__actions{
  margin-top:36px;display:flex;flex-wrap:wrap;gap:12px;
}
.hero__meta{
  margin-top:40px;padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px 26px;
  font-size:13.5px;color:var(--fg-dim);
}
.hero__meta li{list-style:none;display:flex;align-items:center;gap:8px}
.hero__meta li::before{
  content:"";width:5px;height:5px;border-radius:50%;
  background:var(--violet-soft);opacity:.8;
}

/* ---------- Nova orbit visual ---------- */
.nova{
  position:relative;
  width:100%;
  aspect-ratio:1;
  max-width:520px;
  margin-inline:auto;
}
.nova__svg{width:100%;height:100%;overflow:visible}
.nova__glow{
  position:absolute;inset:12%;
  border-radius:50%;
  background:radial-gradient(circle, rgba(124,92,255,.34), rgba(63,210,232,.12) 45%, transparent 70%);
  filter:blur(28px);
  z-index:-1;
  animation:pulse 7s var(--ease) infinite;
}
@keyframes pulse{
  0%,100%{opacity:.68;transform:scale(1)}
  50%{opacity:1;transform:scale(1.06)}
}
.orbit-ring{transform-origin:50% 50%}
.orbit-a{animation:spin 46s linear infinite}
.orbit-b{animation:spin 34s linear infinite reverse}
.orbit-c{animation:spin 62s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.nova-core{animation:corePulse 5.5s var(--ease) infinite}
@keyframes corePulse{
  0%,100%{opacity:.9}
  50%{opacity:1}
}

/* ---------- Meaning ---------- */
.meaning__grid{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:clamp(32px,6vw,80px);
  align-items:start;
}
.meaning__body p + p{margin-top:20px}
.meaning__body p{color:var(--fg-muted);font-size:clamp(16px,1.7vw,18px)}
.meaning__defs{
  margin:34px 0 0;
  display:grid;gap:0;
  border-top:1px solid var(--line);
}
.meaning__def{
  display:grid;
  grid-template-columns:120px minmax(0,1fr);
  gap:20px;
  padding-block:20px;
  border-bottom:1px solid var(--line);
}
.meaning__def dt{
  font-size:20px;font-weight:600;letter-spacing:-.02em;
  background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.meaning__def dd{margin:0;color:var(--fg-muted);font-size:15.5px}
.statement{
  margin:40px 0 0;
  padding:clamp(24px,3.4vw,36px);
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(124,92,255,.13),rgba(63,210,232,.05) 60%,transparent);
  font-size:clamp(19px,2.5vw,26px);
  line-height:1.35;letter-spacing:-.025em;font-weight:500;
}
.statement__en{
  display:block;margin-top:14px;
  font-size:14px;letter-spacing:.05em;color:var(--fg-dim);font-weight:500;
}

/* ---------- Workflow ---------- */
.flow{
  margin-top:56px;
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:0;
  position:relative;
}
.flow::before{
  content:"";position:absolute;left:0;right:0;top:26px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(124,92,255,.55) 12%,rgba(63,210,232,.55) 88%,transparent);
}
.flow__step{
  position:relative;
  padding:0 22px 0 0;
}
.flow__node{
  position:relative;z-index:1;
  width:52px;height:52px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--ink-800);
  border:1px solid var(--line-strong);
  font-family:var(--font-mono);font-size:13px;font-weight:600;
  color:var(--violet-soft);
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease),color .3s var(--ease);
}
.flow__step:hover .flow__node{
  border-color:rgba(124,92,255,.75);
  color:#fff;
  box-shadow:0 0 0 5px rgba(124,92,255,.10),0 0 26px -4px rgba(124,92,255,.75);
}
.flow__title{margin-top:22px;font-size:18px}
.flow__en{
  display:block;margin-top:6px;
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--fg-dim);
}
.flow__text{margin-top:12px;font-size:14.5px;color:var(--fg-muted);max-width:26ch}

/* ---------- Philosophy ---------- */
.pillars{
  margin-top:52px;
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;
}
.pillar{
  background:var(--ink-850);
  padding:clamp(26px,3vw,38px);
  transition:background .3s var(--ease);
}
.pillar:hover{background:var(--ink-750)}
.pillar__icon{
  width:38px;height:38px;color:var(--violet-soft);
}
.pillar__title{margin-top:22px;font-size:19px}
.pillar__text{margin-top:12px;color:var(--fg-muted);font-size:15px}

/* ---------- Platforms ---------- */
.chips{
  margin-top:34px;display:flex;flex-wrap:wrap;gap:10px;
}
.chip{
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 18px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.03);
  font-size:14.5px;font-weight:500;color:var(--fg);
}
.chip::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--grad-nova);
}
.chip--soon{color:var(--fg-dim);border-style:dashed}
.chip--soon::before{background:var(--fg-dim)}
.platform__note{
  margin-top:26px;font-size:13.5px;color:var(--fg-dim);max-width:64ch;
}

/* ---------- Roadmap ---------- */
.roadmap__grid{
  display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  gap:clamp(32px,6vw,72px);align-items:start;
}
.track{display:grid;gap:0;border-top:1px solid var(--line)}
.track__item{
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;gap:18px;
  padding-block:20px;border-bottom:1px solid var(--line);
}
.track__dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--violet);box-shadow:0 0 0 4px rgba(124,92,255,.14);
}
.track__item--planned .track__dot{
  background:transparent;border:1px solid var(--fg-dim);box-shadow:none;
}
.track__label{font-size:16px;font-weight:500}
.track__state{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--fg-dim);white-space:nowrap;
}
.track__item--active .track__state{color:var(--violet-soft)}

/* ---------- Closing ---------- */
.closing{
  text-align:center;
  padding-block:clamp(84px,12vw,150px);
}
.closing__title{
  font-size:clamp(40px,7.6vw,86px);
  letter-spacing:-.045em;line-height:1;
}
.closing__text{
  margin-top:22px;color:var(--fg-muted);
  font-size:clamp(16px,1.9vw,19px);
}
.closing__actions{margin-top:38px;display:flex;justify-content:center}
.closing__sig{
  margin-top:44px;font-size:13px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--fg-dim);
}

/* ---------- Footer ---------- */
.site-footer{
  border-top:1px solid var(--line);
  padding-block:52px 40px;
  background:linear-gradient(180deg,transparent,rgba(124,92,255,.05));
}
.footer__top{
  display:flex;flex-wrap:wrap;gap:32px;
  justify-content:space-between;align-items:flex-start;
}
.footer__tag{
  margin-top:16px;font-size:14px;color:var(--fg-dim);max-width:34ch;
}
.footer__nav{display:flex;flex-wrap:wrap;gap:2px 28px;margin:-8px 0}
.footer__nav a{
  display:inline-block;padding:9px 0;
  font-size:14.5px;color:var(--fg-muted);transition:color .2s var(--ease);
}
.footer__nav a:hover{color:var(--fg)}
.footer__bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
  font-size:13px;color:var(--fg-dim);
}

/* ============================================================
   Legal / document pages
   ============================================================ */
.doc-hero{padding-block:clamp(56px,8vw,92px) clamp(28px,4vw,44px)}
.doc-hero__title{margin-top:16px;font-size:clamp(32px,5.2vw,54px)}
.doc-hero__meta{
  margin-top:20px;display:flex;flex-wrap:wrap;gap:8px 22px;
  font-size:13.5px;color:var(--fg-dim);
}
.doc-layout{
  display:grid;grid-template-columns:230px minmax(0,1fr);
  gap:clamp(32px,5vw,64px);
  padding-bottom:clamp(64px,9vw,110px);
  align-items:start;
}
.doc-toc{position:sticky;top:100px}
.doc-toc__title{
  font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--fg-dim);font-weight:600;
}
.doc-toc ol{margin-top:14px;list-style:none;counter-reset:toc}
.doc-toc li{counter-increment:toc}
.doc-toc a{
  display:block;padding:7px 0 7px 30px;position:relative;
  font-size:14px;color:var(--fg-muted);line-height:1.4;
  transition:color .2s var(--ease);
}
.doc-toc a::before{
  content:counter(toc,decimal-leading-zero);
  position:absolute;left:0;top:7px;
  font-family:var(--font-mono);font-size:11px;color:var(--fg-dim);
}
.doc-toc a:hover{color:var(--fg)}

.doc-body > section{
  padding-top:34px;margin-top:34px;border-top:1px solid var(--line);
}
.doc-body > section:first-child{padding-top:0;margin-top:0;border-top:0}
.doc-body h2{
  font-size:clamp(20px,2.6vw,25px);
  display:flex;gap:14px;align-items:baseline;
}
.doc-body h2 .num{
  font-family:var(--font-mono);font-size:12.5px;color:var(--violet-soft);
  letter-spacing:.06em;flex:0 0 auto;
}
.doc-body h3{margin-top:26px;font-size:16.5px;color:var(--fg)}
.doc-body p{margin-top:14px;color:var(--fg-muted);font-size:15.5px;max-width:72ch}
.doc-body ul,.doc-body ol{margin-top:14px;padding-left:22px;max-width:72ch}
.doc-body li{color:var(--fg-muted);font-size:15.5px;margin-top:8px}
.doc-body li::marker{color:var(--fg-dim)}
.doc-body strong{color:var(--fg);font-weight:600}
.doc-body a:not(.btn){
  color:var(--violet-soft);text-decoration:underline;
  text-underline-offset:3px;text-decoration-color:rgba(200,180,255,.4);
}
.doc-body a:not(.btn):hover{text-decoration-color:var(--violet-soft)}

.callout{
  margin-top:20px;padding:20px 22px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  border-left:2px solid var(--violet);
  background:rgba(124,92,255,.06);
}
.callout p{margin-top:0;color:var(--fg)}
.callout p + p{margin-top:12px}

/* ---------- OAuth callback ---------- */
.status-page{
  min-height:100svh;
  display:grid;place-items:center;
  padding:40px var(--gutter);text-align:center;
}
.status-card{
  max-width:520px;width:100%;
  padding:clamp(32px,5vw,48px);
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(124,92,255,.10),transparent 65%),var(--ink-850);
}
.status-card__mark{width:56px;height:56px;margin:0 auto}
.status-card h1{margin-top:26px;font-size:clamp(24px,3.4vw,30px)}
.status-card p{margin-top:16px;color:var(--fg-muted);font-size:15.5px}
.status-card .btn{margin-top:30px}
.status-spinner{
  margin:26px auto 0;width:34px;height:34px;border-radius:50%;
  border:2px solid var(--line-strong);
  border-top-color:var(--violet);
  animation:spin 1s linear infinite;
}

/* ============================================================
   Motion on scroll
   ============================================================ */
[data-reveal]{
  opacity:0;transform:translateY(20px);
  transition:opacity .7s var(--ease),transform .7s var(--ease);
}
[data-reveal].is-visible{opacity:1;transform:none}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:1000px){
  .hero__grid{grid-template-columns:1fr;gap:48px}
  .hero__visual{max-width:400px;margin-inline:auto}
  .meaning__grid,.roadmap__grid{grid-template-columns:1fr;gap:32px}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px 24px}
  .flow::before{display:none}
  .pillars{grid-template-columns:1fr}
  .doc-layout{grid-template-columns:1fr}
  .doc-toc{position:static;padding-bottom:8px;border-bottom:1px solid var(--line)}
  .doc-toc ol{display:flex;flex-wrap:wrap;gap:0 10px}
  .doc-toc a{padding-block:10px}
}

@media (max-width:760px){
  html{scroll-padding-top:80px}
  .nav{
    position:fixed;inset:64px 0 auto;
    display:none;flex-direction:column;align-items:stretch;gap:2px;
    margin:0;padding:16px var(--gutter) 26px;
    /* Fully opaque: a translucent panel let the page text read through it,
       and backdrop-filter is not guaranteed. */
    background:var(--ink-900);
    border-bottom:1px solid var(--line-strong);
    box-shadow:0 24px 48px -24px rgba(0,0,0,.9);
    max-height:calc(100svh - 64px);overflow-y:auto;
    overscroll-behavior:contain;
  }
  .nav.is-open{display:flex}
  .nav__link{padding:14px 4px;font-size:16px;border-radius:8px}
  .nav > .btn{display:inline-flex;margin-top:12px;width:100%}
  .nav-toggle{display:inline-flex}
  .header-cta{display:none}
  .site-header__inner{min-height:64px}
  .flow{grid-template-columns:1fr;gap:0}
  .flow__step{
    padding:22px 0 22px 0;border-bottom:1px solid var(--line);
    display:grid;grid-template-columns:52px minmax(0,1fr);gap:0 20px;
  }
  .flow__step:last-child{border-bottom:0}
  .flow__node{grid-row:span 2}
  .flow__title{margin-top:0}
  .flow__text{max-width:none}
  .meaning__def{grid-template-columns:1fr;gap:6px}
  .footer__top{flex-direction:column;gap:28px}
  .track__item{grid-template-columns:auto minmax(0,1fr);row-gap:4px}
  .track__state{grid-column:2}
  .doc-body h2{flex-direction:column;gap:6px}
}

@media (max-width:400px){
  .hero__actions .btn{width:100%}
  .brand__name span{display:none}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal]{opacity:1;transform:none}
}

/* ---------- Print ---------- */
@media print{
  .starfield,.site-header,.doc-toc,.site-footer{display:none}
  body{background:#fff;color:#000}
  .doc-body p,.doc-body li{color:#222}
}

/* ============================================================
   Utilities — kept as classes so the page needs no inline
   style attributes (the CSP is style-src 'self', which blocks them).
   ============================================================ */
.svg-defs{position:absolute;width:0;height:0;overflow:hidden}
.section-title--wide{max-width:24ch}
.meaning__defs + p{margin-top:26px}
.callout--lead{margin-top:0;margin-bottom:34px}
.status-card__fine{font-size:13.5px;color:var(--fg-dim)}
.status-card__fine a{color:var(--violet-soft);text-decoration:underline;text-underline-offset:3px}