/* ===== 1. Reset ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,figure,blockquote,dl,dd{margin:0;}
ul,ol{padding:0;list-style:none;}
img,svg,canvas{display:block;max-width:100%;}
button{font:inherit;color:inherit;background:none;border:0;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,h5,h6{font-weight:900;line-height:1.2;}

/* ===== 2. Tokens ===== */
:root{
  --ink:#071426;
  --ink-2:#0B1E36;
  --ink-3:#0F2A49;
  --cyan:#2DE2E6;
  --cyan-soft:#9BF6F2;
  --amber:#FF9F1C;
  --sand:#FFD166;
  --mist:#E6EBF2;
  --steel:#8FA3B8;
  --green:#3DDC97;
  --violet:#7A5CFF;

  --bg:var(--ink);
  --surface:var(--ink-2);
  --text:#E6EBF2;
  --text-dim:#AFC1D6;
  --line:rgba(143,163,184,.26);
  --line-soft:rgba(143,163,184,.14);
  --line-glow:rgba(45,226,230,.45);

  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:ui-monospace,"JetBrains Mono","SF Mono",Menlo,Consolas,"Courier New",monospace;

  --gutter:clamp(18px,4vw,56px);
  --shell:min(1280px,calc(100% - 2 * var(--gutter)));
  --radius:2px;
}

/* ===== 3. Base ===== */
body{
  min-height:100vh;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 88% -6%,rgba(122,92,255,.20),transparent 62%),
    radial-gradient(760px 460px at 4% 2%,rgba(45,226,230,.13),transparent 58%),
    radial-gradient(760px 700px at 50% 118%,rgba(255,159,28,.07),transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
::selection{background:var(--cyan);color:#04141a;}
:focus-visible{outline:3px solid var(--sand);outline-offset:3px;border-radius:2px;}

/* ===== 4. Typography helpers ===== */
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;font-weight:700;
  letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:currentColor;flex:0 0 auto;}
.section-title{
  font-size:clamp(26px,4vw,40px);
  font-weight:900;line-height:1.14;letter-spacing:-.015em;color:#fff;
}
.lede{
  font-size:clamp(15px,1.5vw,18px);
  line-height:1.8;color:var(--text-dim);max-width:62ch;
}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:clamp(22px,3vw,38px);
}

/* ===== 5. Layout ===== */
.container{width:var(--shell);margin-inline:auto;}
.section{padding-block:clamp(48px,7vw,96px);}
.section--tight{padding-block:clamp(28px,4vw,56px);}
.section--flush{padding-block:0;}
.grid{display:grid;gap:clamp(14px,2vw,24px);}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr));}

/* ===== 6. Buttons & links ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 18px;
  font-family:var(--font-sans);font-size:14px;font-weight:800;letter-spacing:.02em;
  border:2px solid transparent;border-radius:var(--radius);
  text-decoration:none;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .18s ease,box-shadow .2s ease;
}
.btn--primary{background:var(--amber);color:#161006;border-color:var(--amber);box-shadow:4px 4px 0 rgba(45,226,230,.32);}
.btn--primary:hover{background:var(--sand);border-color:var(--sand);transform:translate(-1px,-1px);box-shadow:6px 6px 0 rgba(45,226,230,.4);}
.btn--primary:active{transform:translate(0,0);box-shadow:2px 2px 0 rgba(45,226,230,.32);}
.btn--ghost{background:transparent;color:var(--cyan-soft);border-color:rgba(45,226,230,.45);}
.btn--ghost:hover{background:rgba(45,226,230,.12);border-color:var(--cyan);color:#fff;}
.btn--block{width:100%;}

.link-underline{
  position:relative;display:inline-block;
  color:var(--cyan-soft);
  text-decoration:underline;
  text-decoration-color:rgba(45,226,230,.45);
  text-decoration-thickness:1px;
  text-underline-offset:4px;
  padding-bottom:1px;
}
.link-underline::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;
  background:var(--amber);transform:scaleX(0);transform-origin:left center;
  transition:transform .3s cubic-bezier(.22,1,.36,1);
}
.link-underline:hover::after,.link-underline:focus-visible::after{transform:scaleX(1);}

/* ===== 7. Tags / status / callout / tabs ===== */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 9px;font-size:12px;font-weight:700;letter-spacing:.04em;
  border:1px solid var(--line-glow);border-radius:var(--radius);
  color:var(--cyan-soft);background:rgba(45,226,230,.08);
}
.tag--amber{color:var(--sand);border-color:rgba(255,159,28,.5);background:rgba(255,159,28,.12);}
.tag--green{color:var(--green);border-color:rgba(61,220,151,.5);background:rgba(61,220,151,.1);}
.status-dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--green);box-shadow:0 0 8px var(--green);flex:0 0 auto;
}
.status-dot--amber{background:var(--amber);box-shadow:0 0 8px var(--amber);}
.callout{
  border-left:4px solid var(--amber);
  background:rgba(255,159,28,.08);
  padding:14px 18px;font-size:14px;line-height:1.75;color:#F0DDC2;
  border-radius:0 var(--radius) var(--radius) 0;
}
.callout--cyan{border-left-color:var(--cyan);background:rgba(45,226,230,.08);color:#CFEFF2;}
.tabs{
  display:flex;flex-wrap:wrap;gap:8px;
  border-bottom:2px solid var(--line);padding-bottom:12px;margin-bottom:22px;
}
.tab{
  appearance:none;min-height:44px;padding:9px 16px;
  font-size:14px;font-weight:800;letter-spacing:.02em;
  border:2px solid var(--line);border-radius:var(--radius);
  color:var(--text-dim);background:transparent;cursor:pointer;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.tab:hover{border-color:var(--line-glow);color:var(--cyan-soft);}
.tab[aria-selected="true"]{
  background:var(--cyan);border-color:var(--cyan);color:#04141a;
  box-shadow:4px 4px 0 rgba(255,159,28,.35);
}
.tab-panel{padding-top:2px;}
.tab-panel[hidden]{display:none;}

/* ===== 8. Cards & panels ===== */
.card{
  position:relative;
  background:var(--surface);
  border:2px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(18px,2.4vw,28px);
  transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.card:hover{
  border-color:var(--line-glow);
  box-shadow:0 0 0 1px rgba(45,226,230,.16),0 22px 44px -26px rgba(45,226,230,.6);
  transform:translateY(-3px);
}
.card__meta{
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);
  margin-bottom:10px;
}
.card__title{font-size:clamp(17px,2vw,20px);font-weight:800;line-height:1.4;color:#fff;}
.card__text{margin-top:10px;font-size:14px;line-height:1.8;color:var(--text-dim);}
.panel{
  background:linear-gradient(160deg,var(--ink-2),var(--ink));
  border:2px solid var(--line);
  border-radius:var(--radius);
  padding:clamp(20px,3vw,36px);
  box-shadow:8px 8px 0 rgba(45,226,230,.12);
}
.panel--amber{box-shadow:8px 8px 0 rgba(255,159,28,.2);}

/* ===== 9. Media containers ===== */
.media{
  position:relative;display:block;overflow:hidden;isolation:isolate;
  border:2px solid var(--line);border-radius:var(--radius);
  aspect-ratio:16 / 9;
  background:
    linear-gradient(135deg,rgba(45,226,230,.18),rgba(122,92,255,.16) 46%,rgba(7,20,38,.92) 100%);
}
.media::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(143,163,184,.16) 1px,transparent 1px),
    linear-gradient(90deg,rgba(143,163,184,.16) 1px,transparent 1px);
  background-size:34px 34px;opacity:.55;
}
.media img{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;}
.media--wide{aspect-ratio:21 / 9;}
.media--tall{aspect-ratio:3 / 4;}
.media--square{aspect-ratio:1 / 1;}
.media__caption{
  margin-top:10px;font-family:var(--font-mono);font-size:12px;
  letter-spacing:.06em;color:var(--steel);
}

/* ===== 10. Prose & breadcrumb ===== */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;
  color:var(--steel);margin-bottom:clamp(16px,2.4vw,26px);
}
.breadcrumb a{color:var(--text-dim);border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease;}
.breadcrumb a:hover,.breadcrumb a:focus-visible{color:var(--cyan-soft);border-bottom-color:var(--cyan);}
.breadcrumb__sep{color:rgba(45,226,230,.55);}
.breadcrumb [aria-current="page"]{color:var(--cyan-soft);}

.prose{max-width:72ch;font-size:16px;line-height:1.85;color:#D3DEEA;}
.prose > * + *{margin-top:1.05em;}
.prose h2{
  margin-top:2em;font-size:clamp(21px,2.6vw,28px);line-height:1.3;
  font-weight:900;letter-spacing:-.01em;color:#fff;
}
.prose h3{margin-top:1.6em;font-size:clamp(17px,2vw,20px);font-weight:800;color:var(--cyan-soft);}
.prose strong{color:#fff;}
.prose a{color:var(--cyan-soft);text-decoration:underline;text-underline-offset:4px;text-decoration-color:rgba(45,226,230,.5);}
.prose a:hover{text-decoration-color:var(--amber);}
.prose ul li{position:relative;padding-left:22px;}
.prose ul li + li{margin-top:.5em;}
.prose ul li::before{
  content:"";position:absolute;left:0;top:.74em;width:8px;height:8px;
  background:var(--cyan);border-radius:1px;
}
.prose ol{counter-reset:step;padding:0;}
.prose ol li{counter-increment:step;position:relative;padding-left:40px;}
.prose ol li + li{margin-top:.7em;}
.prose ol li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:.12em;
  padding:1px 6px;font-family:var(--font-mono);font-size:12px;font-weight:700;
  color:#161006;background:var(--amber);border-radius:2px;
}

/* ===== 11. Motion ===== */
[data-reveal]{transition:opacity .62s ease,transform .62s cubic-bezier(.22,1,.36,1);}
.has-js [data-reveal]{opacity:0;transform:translateY(18px);}
.has-js [data-reveal].is-revealed{opacity:1;transform:none;}

.scroll-rail{
  position:fixed;top:0;left:0;right:0;height:3px;z-index:120;
  background:rgba(143,163,184,.16);pointer-events:none;
}
.scroll-rail__bar{
  display:block;width:100%;height:100%;
  transform:scaleX(0);transform-origin:left center;
  background:linear-gradient(90deg,var(--cyan),var(--violet) 58%,var(--amber));
  transition:transform .12s linear;
}

@keyframes hb-pulse{
  0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(61,220,151,.55);}
  50%{opacity:.72;box-shadow:0 0 0 5px rgba(61,220,151,0);}
}

/* ===== 12. Skip link ===== */
.skip-link{
  position:fixed;left:16px;top:-120px;z-index:200;
  padding:10px 16px;font-size:14px;font-weight:800;
  color:#0b0b0b;background:var(--amber);
  border:2px solid #071426;border-radius:var(--radius);
  transition:top .2s ease;
}
.skip-link:focus{top:14px;}

/* ===== 13. Header ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  color:var(--text);
  background:linear-gradient(180deg,rgba(7,20,38,.98) 0%,rgba(11,30,54,.94) 100%);
  border-bottom:2px solid rgba(45,226,230,.34);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.header-inner{
  position:relative;
  width:var(--shell);
  margin-inline:auto;
  display:flex;align-items:center;
  gap:clamp(12px,2vw,36px);
  min-height:76px;
  padding:12px 0 10px;
}
.header-inner::before,
.header-inner::after{
  content:"";position:absolute;width:14px;height:14px;
  border:2px solid var(--cyan);opacity:.7;pointer-events:none;
}
.header-inner::before{left:-2px;top:8px;border-right:0;border-bottom:0;}
.header-inner::after{right:-2px;bottom:8px;border-left:0;border-top:0;}

.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;color:inherit;}
.brand-mark{
  position:relative;display:grid;place-items:center;
  width:44px;height:44px;flex:0 0 auto;
  font-family:var(--font-mono);font-size:15px;font-weight:700;letter-spacing:.06em;
  color:var(--cyan-soft);background:var(--ink-2);
  border:2px solid var(--cyan);border-radius:var(--radius);
}
.brand-mark__dot{
  position:absolute;right:-5px;top:-5px;width:9px;height:9px;
  background:var(--green);border:2px solid var(--ink);border-radius:50%;
  animation:hb-pulse 2.6s ease-in-out infinite;
}
.brand-text{display:flex;flex-direction:column;gap:2px;}
.brand-name{font-size:15px;font-weight:900;letter-spacing:.01em;color:#fff;line-height:1.3;}
.brand-meta{
  font-family:var(--font-mono);font-size:11px;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;color:var(--steel);line-height:1.4;
}

.site-nav{margin-left:auto;}
.nav-list{display:flex;align-items:center;gap:clamp(4px,1.4vw,26px);}
.nav-link{
  position:relative;display:inline-block;padding:10px 2px;
  font-size:15px;font-weight:700;letter-spacing:.02em;
  color:var(--text-dim);
  transition:color .2s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:2px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left center;
  transition:transform .28s cubic-bezier(.22,1,.36,1);
}
.nav-link:hover,.nav-link:focus-visible{color:#fff;}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1);}
.nav-link[aria-current="page"]{color:#fff;}
.nav-link[aria-current="page"]::after{background:var(--amber);transform:scaleX(1);}
.nav-panel-foot{display:none;}

.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;align-items:center;gap:9px;
  min-height:44px;min-width:44px;padding:10px 13px;
  font-size:13px;font-weight:800;letter-spacing:.04em;
  color:var(--cyan-soft);background:transparent;
  border:2px solid rgba(45,226,230,.45);border-radius:var(--radius);
  cursor:pointer;
  transition:background-color .2s ease,border-color .2s ease,color .2s ease;
}
.nav-toggle:hover{background:rgba(45,226,230,.12);border-color:var(--cyan);color:#fff;}
.nav-toggle__bars{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:16px;}
.nav-toggle__bars span{display:block;height:2px;background:currentColor;transition:transform .22s ease;}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1){transform:translateY(3px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(2){transform:translateY(-3px) rotate(-45deg);}
.nav-toggle__label{white-space:nowrap;}

.status-strip{
  width:var(--shell);margin-inline:auto;
  display:flex;align-items:center;gap:8px;
  padding:9px 0 10px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);font-size:11px;font-weight:600;
  letter-spacing:.16em;text-transform:uppercase;color:var(--steel);
}
.status-chip{
  padding:3px 8px;
  border:1px solid rgba(143,163,184,.3);
  border-radius:var(--radius);
  color:var(--text-dim);
}
.status-strip__meta{
  margin-left:auto;display:inline-flex;align-items:center;gap:7px;
  color:var(--cyan-soft);letter-spacing:.12em;
}

/* ===== 14. Footer ===== */
.site-footer{
  margin-top:clamp(48px,8vw,112px);
  color:var(--text-dim);
  background:linear-gradient(180deg,var(--ink) 0%,#050E1B 100%);
  border-top:2px solid rgba(45,226,230,.34);
}
.footer-frame{width:var(--shell);margin-inline:auto;padding-block:clamp(34px,5vw,66px);}
.footer-top{
  display:grid;
  grid-template-columns:minmax(220px,1fr) 2.4fr;
  gap:clamp(26px,4vw,56px);
  align-items:start;
}
.footer-brand__mark{
  display:inline-grid;place-items:center;
  width:52px;height:52px;
  font-family:var(--font-mono);font-size:16px;font-weight:700;letter-spacing:.08em;
  color:var(--cyan-soft);background:rgba(45,226,230,.08);
  border:2px solid var(--cyan);border-radius:var(--radius);
}
.footer-brand__name{margin-top:16px;font-size:18px;font-weight:900;color:#fff;letter-spacing:.01em;}
.footer-brand__desc{margin-top:8px;font-size:13px;line-height:1.7;color:var(--steel);max-width:32ch;}
.footer-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(20px,3vw,40px);}
.footer-col__title{
  margin-bottom:14px;
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);
}
.footer-links{display:grid;gap:10px;font-size:14px;}
.footer-link{
  display:inline-block;padding:2px 0;
  color:var(--text-dim);border-bottom:1px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.footer-link:hover,.footer-link:focus-visible{color:var(--cyan-soft);border-bottom-color:var(--cyan);}
.footer-links--plain{gap:14px;font-size:13px;line-height:1.65;}
.footer-meta{
  display:block;margin-bottom:2px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--steel);
}
.footer-value{
  display:block;font-family:var(--font-mono);font-size:13px;
  color:var(--mist);word-break:break-word;
}
.footer-value--text{font-family:var(--font-sans);font-size:13px;line-height:1.65;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:12px 20px;
  margin-top:clamp(28px,4vw,52px);padding-top:20px;
  border-top:1px solid var(--line-soft);
  font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--steel);
}
.footer-legal{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px;}
.footer-icp{color:var(--steel);}
.footer-actions{display:flex;align-items:center;gap:10px;}
.to-top{
  display:inline-flex;align-items:center;gap:8px;
  min-height:40px;padding:8px 14px;
  font-family:var(--font-mono);font-size:11px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-dim);background:transparent;
  border:1px solid var(--line);border-radius:var(--radius);cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background-color .2s ease;
}
.to-top::before{content:"↑";font-size:13px;line-height:1;}
.to-top:hover,.to-top:focus-visible{
  color:var(--cyan-soft);border-color:var(--cyan);background:rgba(45,226,230,.1);
}

/* ===== 15. Responsive ===== */
@media (max-width:1080px){
  .header-actions .btn--ghost{display:none;}
}
@media (max-width:960px){
  .grid--3,.grid--4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-top{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:900px){
  .site-header .status-strip{display:none;}
  .header-inner{gap:12px;min-height:68px;padding:10px 0;}
  .brand-mark{width:40px;height:40px;font-size:14px;}
  .brand-meta{display:none;}
  .nav-toggle{display:inline-flex;}
  .site-nav{
    position:absolute;top:100%;
    left:calc(-1 * var(--gutter));
    right:calc(-1 * var(--gutter));
    display:none;
    margin-left:0;
    padding:8px var(--gutter) 22px;
    max-height:min(76vh,560px);
    overflow:auto;
    background:linear-gradient(180deg,#0B1E36 0%,#071426 100%);
    border-top:2px solid rgba(45,226,230,.4);
    border-bottom:2px solid rgba(45,226,230,.4);
    box-shadow:0 30px 60px -22px rgba(0,0,0,.9);
  }
  .site-nav[data-open="true"]{display:block;}
  .nav-list{display:block;}
  .nav-item + .nav-item{border-top:1px solid var(--line-soft);}
  .nav-link{display:flex;align-items:center;justify-content:space-between;padding:15px 2px;font-size:16px;color:var(--text);}
  .nav-link::after{display:none;}
  .nav-link[aria-current="page"]{color:var(--amber);}
  .nav-panel-foot{
    display:block;margin-top:18px;padding-top:16px;
    border-top:1px dashed rgba(143,163,184,.3);
  }
  .nav-panel-foot__line{
    display:flex;align-items:center;gap:8px;
    font-size:12px;letter-spacing:.06em;color:var(--steel);
  }
  .nav-panel-foot__line + .nav-panel-foot__line{margin-top:8px;}
  .header-actions .btn--primary{padding:10px 13px;font-size:13px;min-height:42px;}
  html:not(.has-js) .nav-toggle{display:none;}
  html:not(.has-js) .header-inner{flex-wrap:wrap;}
  html:not(.has-js) .site-nav{
    display:block;position:static;left:auto;right:auto;
    margin-top:10px;padding:0;max-height:none;border:0;box-shadow:none;background:transparent;
  }
}
@media (max-width:640px){
  .grid--2,.grid--3,.grid--4{grid-template-columns:minmax(0,1fr);}
  .footer-cols{grid-template-columns:minmax(0,1fr);gap:26px;}
  .footer-bottom{font-size:11px;}
  .section-head{align-items:flex-start;}
  .btn{font-size:13px;padding:10px 15px;}
}
@media (max-width:420px){
  .brand-name{font-size:13px;}
  .header-actions .btn--primary{padding:9px 11px;font-size:12px;min-height:40px;}
  .nav-toggle{padding:9px 11px;font-size:12px;}
}

/* ===== 16. 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],
  .has-js [data-reveal]{opacity:1;transform:none;}
  .card:hover{transform:none;}
  .btn--primary:hover{transform:none;}
}