:root{
  --ink-900:#070A0F;
  --ink-800:#111722;
  --ink-700:#18202C;
  --cream:#F4E9D8;
  --brown:#2B1D16;
  --cyan:#3DF5E6;
  --cyan-soft:rgba(61,245,230,.12);
  --red:#FF3B4E;
  --violet:#8B5CFF;
  --silver:#C9D3DD;
  --gold:#C8A45A;
  --mist:#7F9AA3;
  --line:rgba(201,211,221,.16);
  --line-strong:rgba(201,211,221,.34);
  --font-display:system-ui,"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --font-body:"Noto Sans SC","Source Han Sans SC",Inter,system-ui,"Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,"JetBrains Mono","Cascadia Code","SFMono-Regular",Consolas,monospace;
  --rail-w:240px;
  --bar-h:62px;
  --content-max:1440px;
  --radius:3px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote,dl,dd,dt{margin:0}
ul,ol{padding:0;list-style:none}
img,svg,video{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0}
a{color:inherit}
:where(a,button,[tabindex],summary,input,select,textarea):focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:3px;
  border-radius:2px;
}

body{
  min-height:100vh;
  padding-left:var(--rail-w);
  background:var(--ink-900);
  color:var(--silver);
  font-family:var(--font-body);
  font-size:16.5px;
  font-weight:400;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-underline-offset:.22em;
  background-image:
    radial-gradient(1100px 560px at 82% -10%,rgba(139,92,255,.16),transparent 62%),
    radial-gradient(900px 520px at 6% 108%,rgba(61,245,230,.09),transparent 66%),
    radial-gradient(700px 400px at 50% 40%,rgba(17,23,34,.9),transparent 70%);
}

#main-content{display:block;scroll-margin-top:calc(var(--bar-h) + 12px)}

h1,h2,h3,h4,h5{
  font-family:var(--font-display);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.16;
  color:#F2F7FA;
  text-wrap:balance;
}
h1{font-size:clamp(2.1rem,4.6vw,3.6rem);font-weight:900}
h2{font-size:clamp(1.5rem,2.7vw,2.25rem)}
h3{font-size:clamp(1.1rem,1.7vw,1.35rem)}
p{text-wrap:pretty}
strong{color:#fff;font-weight:700}
small{font-size:.82em}
hr{border:0;border-top:1px solid var(--line);margin-block:clamp(24px,3vw,40px)}

.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;
}

/* ---------- skip link ---------- */
.skip-link{
  position:fixed;top:10px;left:10px;z-index:400;
  padding:.62rem 1rem;
  background:var(--cream);
  color:var(--brown);
  font-family:var(--font-mono);
  font-size:.76rem;
  letter-spacing:.08em;
  border:1px solid var(--brown);
  text-decoration:none;
  transform:translateY(-180%);
  transition:transform .18s var(--ease);
}
.skip-link:focus,.skip-link:focus-visible{transform:translateY(0)}

/* ---------- layout ---------- */
.container{
  width:100%;
  max-width:var(--content-max);
  margin-inline:auto;
  padding-inline:clamp(20px,4vw,56px);
}
.container--narrow{max-width:880px}
.section{padding-block:clamp(48px,6.5vw,96px)}
.section--tight{padding-block:clamp(28px,4vw,56px)}

.grid-12{
  display:grid;
  grid-template-columns:repeat(12,minmax(0,1fr));
  gap:24px;
}
.grid-12>*{min-width:0}
.col-3{grid-column:span 3}
.col-4{grid-column:span 4}
.col-5{grid-column:span 5}
.col-6{grid-column:span 6}
.col-7{grid-column:span 7}
.col-8{grid-column:span 8}
.col-12{grid-column:span 12}

.section-head{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:10px 20px;
  margin-bottom:clamp(20px,3vw,36px);
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
}
.section-head__index{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.2em;
  color:var(--cyan);
}
.section-head h2{flex:1 1 auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5em;
  min-height:44px;
  padding:.6rem 1.05rem;
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.1em;
  text-decoration:none;
  border:1px solid transparent;
  border-radius:var(--radius);
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--primary{
  background:var(--cyan);
  color:#04191B;
  border-color:var(--cyan);
  box-shadow:0 0 0 0 rgba(61,245,230,.45);
}
.btn--primary:hover{background:#79FAF0;border-color:#79FAF0;box-shadow:0 0 22px 0 rgba(61,245,230,.3)}
.btn--ghost{
  background:rgba(201,211,221,.04);
  color:var(--silver);
  border-color:var(--line-strong);
}
.btn--ghost:hover{color:var(--cyan);border-color:rgba(61,245,230,.55);background:var(--cyan-soft)}
.btn--paper{
  background:var(--cream);
  color:var(--brown);
  border-color:var(--brown);
  box-shadow:3px 3px 0 rgba(43,29,22,.6);
}
.btn--paper:hover{background:#FFF6E9}

/* ---------- labels & chips ---------- */
.label{
  display:inline-flex;
  align-items:center;
  gap:.42em;
  padding:.26rem .55rem;
  font-family:var(--font-mono);
  font-size:.66rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--brown);
  background:var(--cream);
  border:1px solid var(--brown);
  border-radius:1px;
  line-height:1.5;
}
.label--gold{background:transparent;color:var(--gold);border-color:rgba(200,164,90,.7)}
.label--cyan{background:transparent;color:var(--cyan);border-color:rgba(61,245,230,.5)}

.chip{
  display:inline-flex;
  align-items:center;
  gap:.4em;
  min-height:38px;
  padding:.34rem .82rem;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.08em;
  color:var(--silver);
  background:rgba(201,211,221,.05);
  border:1px solid var(--line-strong);
  border-radius:999px;
  cursor:pointer;
  transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease);
}
.chip:hover{color:var(--cyan);border-color:rgba(61,245,230,.5);background:var(--cyan-soft)}
.chip[aria-pressed="true"],.chip[aria-current="true"]{
  color:#04191B;background:var(--cyan);border-color:var(--cyan);
}

/* ---------- breadcrumbs ---------- */
.breadcrumbs{
  font-family:var(--font-mono);
  font-size:.71rem;
  letter-spacing:.1em;
  color:var(--mist);
}
.breadcrumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem}
.breadcrumbs li{display:inline-flex;align-items:center}
.breadcrumbs li:not(:last-child)::after{content:"/";margin-left:.4rem;color:rgba(201,211,221,.32)}
.breadcrumbs a{text-decoration:none;color:var(--silver);min-height:32px;display:inline-flex;align-items:center}
.breadcrumbs a:hover{color:var(--cyan)}
.breadcrumbs [aria-current="page"]{color:var(--cyan)}

/* ---------- cards ---------- */
.card{
  position:relative;
  border-radius:var(--radius);
  padding:clamp(18px,2.2vw,26px);
}
.card--data{
  background:linear-gradient(158deg,rgba(17,23,34,.96),rgba(7,10,15,.96));
  border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(61,245,230,.14);
}
.card--data::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:0;width:2px;
  background:linear-gradient(180deg,var(--cyan),rgba(139,92,255,.7));
  opacity:.6;
  border-radius:var(--radius) 0 0 var(--radius);
}
.card--paper{
  background:var(--cream);
  color:var(--brown);
  border:1px solid var(--brown);
  box-shadow:4px 4px 0 rgba(43,29,22,.55),9px 9px 0 rgba(139,92,255,.16);
}
.card--paper h2,.card--paper h3,.card--paper h4{color:var(--brown)}
.card--paper a{color:#7A2A17}
.card--device{
  background:rgba(17,23,34,.72);
  border:1px solid var(--line-strong);
  border-radius:6px;
}

/* ---------- media (image slots) ---------- */
.media{
  position:relative;
  overflow:hidden;
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--radius);
  isolation:isolate;
}
.media>img,.media>video{width:100%;height:100%;object-fit:cover}
.media::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  pointer-events:none;
  opacity:.45;
  background-image:
    linear-gradient(to right,rgba(201,211,221,.16) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(201,211,221,.16) 1px,transparent 1px);
  background-size:52px 52px;
  mix-blend-mode:screen;
}
.media::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:2;
  pointer-events:none;
  background:repeating-linear-gradient(to bottom,rgba(7,10,15,.26) 0 1px,transparent 1px 4px);
}
.media--portrait{aspect-ratio:3/4}
.media--square{aspect-ratio:1/1}
.media--wide{aspect-ratio:16/9}
.media--device{aspect-ratio:16/10;border-color:var(--line-strong);border-radius:6px}
.media__label{position:absolute;z-index:3;left:10px;bottom:10px}

/* ---------- stats ---------- */
.stat{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding:12px 0 12px 14px;
  border-left:2px solid rgba(61,245,230,.5);
}
.stat__value{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(1.6rem,3vw,2.6rem);
  line-height:1;
  letter-spacing:-.03em;
  color:var(--cyan);
}
.stat__label{
  font-family:var(--font-mono);
  font-size:.65rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--mist);
}

/* ---------- prose ---------- */
.prose{
  max-width:68ch;
  font-size:1rem;
  line-height:1.85;
  color:#B9C6D0;
}
.prose>*+*{margin-top:1em}
.prose h2,.prose h3{margin-top:1.7em;margin-bottom:.5em}
.prose ul,.prose ol{list-style:disc;padding-left:1.3em}
.prose ol{list-style:decimal}
.prose li+li{margin-top:.4em}
.prose a{color:var(--cyan);text-decoration-color:rgba(61,245,230,.45)}

/* ---------- dot ---------- */
.dot{
  flex:none;
  width:7px;height:7px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 3px rgba(61,245,230,.16);
  animation:dotPulse 2.6s ease-in-out infinite;
}
@keyframes dotPulse{0%,100%{opacity:1}50%{opacity:.38}}

/* ================= header / side rail ================= */
.site-header{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--rail-w);
  z-index:200;
  background:linear-gradient(180deg,#0B1119 0%,#070A0F 58%,#08131A 100%);
  border-right:1px solid var(--line);
  color:var(--silver);
}
.site-header::after{
  content:"";
  position:absolute;
  top:0;right:0;bottom:0;width:10px;
  pointer-events:none;
  background-image:repeating-linear-gradient(180deg,rgba(201,211,221,.24) 0 1px,transparent 1px 22px);
  opacity:.5;
}
.rail{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:16px;
  height:100%;
  padding:20px 16px 22px;
  overflow-y:auto;
  overscroll-behavior:contain;
  scrollbar-width:thin;
  scrollbar-color:rgba(61,245,230,.32) transparent;
}
.rail::-webkit-scrollbar{width:6px}
.rail::-webkit-scrollbar-thumb{background:rgba(61,245,230,.28);border-radius:99px}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:2px 2px 14px;
  text-decoration:none;
  border-bottom:1px dashed rgba(201,211,221,.24);
}
.brand__mark{
  position:relative;
  z-index:0;
  display:grid;
  place-items:center;
  flex:none;
  width:34px;height:34px;
  background:var(--cyan);
  color:#04191B;
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.05rem;
  line-height:1;
  border-radius:2px;
}
.brand__mark::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:rgba(139,92,255,.8);
  transform:translate(4px,4px) skewX(-8deg);
}
.brand__text{display:flex;flex-direction:column;gap:2px;min-width:0}
.brand__name{
  font-family:var(--font-display);
  font-weight:800;
  font-size:.98rem;
  letter-spacing:.01em;
  color:#F2F7FA;
  white-space:nowrap;
}
.brand__sub{
  font-family:var(--font-mono);
  font-size:.58rem;
  letter-spacing:.15em;
  text-transform:uppercase;
  color:var(--mist);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  flex:none;
  width:44px;height:44px;
  border:1px solid var(--line-strong);
  border-radius:2px;
  background:rgba(201,211,221,.05);
  color:var(--silver);
  cursor:pointer;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{color:var(--cyan);border-color:rgba(61,245,230,.55)}
.nav-toggle__bars{position:relative;display:block;width:18px;height:12px}
.nav-toggle__bars span{
  position:absolute;left:0;right:0;height:2px;
  background:currentColor;
  transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.nav-toggle__bars span:nth-child(1){top:0}
.nav-toggle__bars span:nth-child(2){top:5px}
.nav-toggle__bars span:nth-child(3){top:10px}
.site-header[data-open] .nav-toggle__bars span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.site-header[data-open] .nav-toggle__bars span:nth-child(2){opacity:0}
.site-header[data-open] .nav-toggle__bars span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.site-nav{
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1 1 auto;
  min-height:0;
}
.site-nav__label{
  padding-left:2px;
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.24em;
  text-transform:uppercase;
  color:var(--mist);
}
.site-nav__list{display:flex;flex-direction:column;gap:3px}
.site-nav__link{
  position:relative;
  display:grid;
  grid-template-columns:1.7rem minmax(0,1fr);
  align-items:center;
  gap:9px;
  min-height:44px;
  padding:9px 9px 9px 11px;
  font-size:.85rem;
  letter-spacing:.02em;
  text-decoration:none;
  color:var(--silver);
  border:1px solid transparent;
  border-radius:2px;
  transition:color .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease);
}
.site-nav__link::before{
  content:"";
  position:absolute;
  left:-1px;top:50%;
  width:2px;height:0;
  background:var(--cyan);
  transform:translateY(-50%);
  transition:height .2s var(--ease);
}
.site-nav__link:hover{
  color:#fff;
  background:var(--cyan-soft);
  border-color:rgba(61,245,230,.26);
}
.site-nav__link[aria-current="page"]{
  color:var(--cyan);
  background:rgba(61,245,230,.1);
  border-color:rgba(61,245,230,.4);
}
.site-nav__link[aria-current="page"]::before{height:62%}
.site-nav__no{
  font-family:var(--font-mono);
  font-size:.66rem;
  letter-spacing:.12em;
  color:var(--mist);
}
.site-nav__link[aria-current="page"] .site-nav__no{color:var(--cyan)}
.site-nav__name{
  min-width:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}

.rail__foot{
  margin-top:auto;
  display:flex;
  flex-direction:column;
  gap:10px;
  padding-top:14px;
  border-top:1px dashed rgba(201,211,221,.24);
}
.rail__status{
  display:flex;
  align-items:flex-start;
  gap:8px;
  font-family:var(--font-mono);
  font-size:.63rem;
  line-height:1.65;
  letter-spacing:.05em;
  color:var(--mist);
}
.rail__status .dot{margin-top:.45em}
.rail__quick{
  font-family:var(--font-mono);
  font-size:.6rem;
  letter-spacing:.1em;
  color:rgba(127,154,163,.8);
}
.rail__cta{width:100%;font-size:.72rem;letter-spacing:.08em}

.rail__progress{
  position:absolute;
  top:0;right:-1px;
  width:2px;height:100%;
  z-index:3;
  pointer-events:none;
  background:linear-gradient(180deg,var(--cyan),var(--violet));
  transform:scaleY(var(--progress,0));
  transform-origin:top center;
  transition:transform .1s linear;
}

/* ================= footer ================= */
.site-footer{
  position:relative;
  margin-top:clamp(48px,6vw,96px);
  background:linear-gradient(180deg,#0A1018 0%,#070A0F 72%);
  border-top:1px solid var(--line-strong);
  color:var(--silver);
}
.site-footer::before{
  content:"";
  position:absolute;
  inset:0 0 auto 0;
  height:9px;
  pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(61,245,230,.5) 0 1px,transparent 1px 20px);
  opacity:.5;
}
.footer__grid{
  width:100%;
  max-width:var(--content-max);
  margin-inline:auto;
  padding:clamp(44px,5vw,76px) clamp(20px,4vw,56px) clamp(32px,4vw,52px);
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1.1fr) minmax(0,.95fr);
  gap:clamp(28px,3.4vw,48px);
}
.footer__brand{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.footer__name{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(1.35rem,2.4vw,1.9rem);
  letter-spacing:-.02em;
  color:#F2F7FA;
}
.footer__summary{
  max-width:42ch;
  font-size:.94rem;
  line-height:1.85;
  color:var(--mist);
}
.footer__nav{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:clamp(20px,2.4vw,32px);
}
.footer__group{min-width:0}
.footer__title{
  margin-bottom:12px;
  font-family:var(--font-mono);
  font-size:.66rem;
  font-weight:600;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--cyan);
}
.footer__list{display:flex;flex-direction:column;gap:1px}
.footer__link{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  font-size:.9rem;
  color:var(--silver);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.footer__link:hover{color:var(--cyan);border-bottom-color:rgba(61,245,230,.5)}
.footer__contact{display:flex;flex-direction:column;gap:12px;min-width:0}
.footer__facts{display:flex;flex-direction:column;gap:10px}
.footer__fact{
  display:grid;
  grid-template-columns:3.2rem minmax(0,1fr);
  gap:10px;
  font-size:.87rem;
  line-height:1.7;
}
.footer__k{
  font-family:var(--font-mono);
  font-size:.64rem;
  letter-spacing:.14em;
  color:var(--mist);
  padding-top:.34em;
}
.footer__v{color:var(--silver);word-break:break-word}
.footer__note{
  padding-top:12px;
  border-top:1px dashed rgba(201,211,221,.2);
  font-size:.8rem;
  line-height:1.72;
  color:var(--mist);
}
.footer__bottom{
  width:100%;
  max-width:var(--content-max);
  margin-inline:auto;
  padding:16px clamp(20px,4vw,56px) 26px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px 24px;
}
.footer__legal{
  font-family:var(--font-mono);
  font-size:.71rem;
  letter-spacing:.06em;
  color:var(--mist);
}
.footer__secondary{display:flex;flex-wrap:wrap;gap:2px 20px}
.footer__secondary a{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  font-family:var(--font-mono);
  font-size:.71rem;
  letter-spacing:.06em;
  color:var(--silver);
  text-decoration:none;
  transition:color .18s var(--ease);
}
.footer__secondary a:hover{color:var(--cyan)}

/* ================= responsive ================= */
@media (max-width:1180px){
  .footer__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .footer__brand{grid-column:1/-1}
}

@media (max-width:1024px){
  .grid-12{gap:20px}
  .col-3,.col-4{grid-column:span 6}
  .col-5,.col-6,.col-7,.col-8{grid-column:span 12}
}

@media (max-width:1023px){
  :root{--rail-w:0px}
  body{
    padding-left:0;
    padding-top:var(--bar-h);
    background-image:
      radial-gradient(720px 420px at 90% -6%,rgba(139,92,255,.16),transparent 64%),
      radial-gradient(600px 380px at 0% 104%,rgba(61,245,230,.1),transparent 66%);
  }
  .site-header{
    inset:0 0 auto 0;
    width:100%;
    height:var(--bar-h);
    border-right:0;
    border-bottom:1px solid var(--line);
    background:#0A1018;
  }
  .site-header::after{display:none}
  .rail{
    position:relative;
    z-index:3;
    flex-direction:row;
    align-items:center;
    gap:10px;
    height:var(--bar-h);
    padding:8px 14px;
    overflow:visible;
  }
  .brand{flex:1 1 auto;min-width:0;padding:0;border-bottom:0}
  .brand__mark{width:30px;height:30px;font-size:.95rem}
  .brand__sub{display:none}
  .nav-toggle{display:inline-flex}
  .site-nav{
    position:fixed;
    top:var(--bar-h);
    left:0;right:0;bottom:0;
    z-index:2;
    display:flex;
    flex-direction:column;
    gap:16px;
    padding:20px 18px calc(24px + env(safe-area-inset-bottom));
    background:linear-gradient(180deg,#0A1119,#070A0F);
    border-top:1px solid var(--line);
    overflow-y:auto;
    visibility:hidden;
    transform:translateX(-101%);
    transition:transform .22s var(--ease),visibility .22s var(--ease);
  }
  .site-header[data-open] .site-nav{transform:translateX(0);visibility:visible}
  .site-header[data-open]::after{
    content:"";
    position:fixed;
    inset:0;
    z-index:1;
    background:rgba(7,10,15,.62);
  }
  .site-nav__list{gap:2px}
  .site-nav__link{
    grid-template-columns:2rem minmax(0,1fr);
    min-height:52px;
    font-size:.98rem;
    border-color:rgba(201,211,221,.1);
  }
  .site-nav__no{font-size:.72rem}
  .rail__foot{margin-top:auto}
  .rail__cta{min-height:48px;font-size:.8rem}
  .rail__progress{
    top:auto;bottom:-1px;right:0;left:0;
    width:100%;height:2px;
    transform:scaleX(var(--progress,0));
    transform-origin:left center;
  }
}

@media (max-width:720px){
  body{font-size:16px}
  .grid-12{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .col-3,.col-4,.col-5,.col-6,.col-7,.col-8,.col-12{grid-column:span 2}
  .footer__grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .footer__nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .footer__bottom{flex-direction:column;align-items:flex-start;gap:6px}
  .footer__secondary{gap:0 18px}
  .card--paper{box-shadow:3px 3px 0 rgba(43,29,22,.55),6px 6px 0 rgba(139,92,255,.16)}
}

/* ---------- reveal protocol (pages opt in with data-reveal) ---------- */
[data-reveal].is-out{
  opacity:0;
  transform:translateY(14px);
}
[data-reveal]{
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}

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