/* ==========================================================================
   MADALIN STUNT CARS — site stylesheet
   Built from two colours only. Everything on the page is #9F7188 (dusk rose)
   or #77A6B2 (twilight steel), or a tint/shade of one of them.
   ========================================================================== */

:root{
  /* the two brand colours */
  --rose:#9f7188;
  --steel:#77a6b2;

  /* shades and tints of those two, nothing else */
  --canvas:#77a6b2;         /* page background */
  --canvas-2:#6b9ba8;       /* header / deeper steel */
  --pale:#dfe9eb;           /* alternating sections */
  --pale-2:#eef4f5;         /* cards and panels */
  --rose-deep:#78505f;      /* links and hover on light backgrounds */
  --rose-pale:#ead9df;
  --ink:#2a1d23;            /* text — the darkest shade of the rose */
  --dim:rgba(42,29,35,.84);
  --dimmer:rgba(42,29,35,.66);
  --line:rgba(42,29,35,.17);
  --line-2:rgba(42,29,35,.32);
  --line-pale:rgba(255,255,255,.34);

  --display:'Archivo',system-ui,sans-serif;
  --body:'Sora',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'SFMono-Regular',monospace;

  --wrap:1180px;
  --r:14px;
  --r-sm:9px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--canvas);color:var(--ink);
  font-family:var(--body);font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--rose-deep);outline-offset:3px;border-radius:4px}

/* ---------- structure ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px}
.sec{padding:82px 0}
.sec-tight{padding:54px 0}
main>section:nth-of-type(even){background:var(--pale)}
main>article{background:var(--pale)}
.sec-line{border-top:1px solid var(--line)}

/* ---------- type ---------- */
h1,h2,h3,h4{font-family:var(--display);font-weight:800;letter-spacing:-.022em;
  line-height:1.06;margin:0;color:var(--ink)}
.h-xl{font-size:clamp(38px,6.2vw,74px)}
.h-lg{font-size:clamp(30px,4.2vw,46px)}
.h-md{font-size:clamp(22px,2.6vw,30px)}
.h-sm{font-size:19px;letter-spacing:-.01em}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:11px;font-weight:700;
  letter-spacing:.24em;text-transform:uppercase;color:var(--dim);margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--rose);flex:0 0 auto}
.eyebrow.ice::before{background:var(--ink)}

.lede{font-size:clamp(15px,1.5vw,18px);color:var(--dim);max-width:62ch;line-height:1.75}
.mono{font-family:var(--mono)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;border:1px solid var(--line-2);
  font-family:var(--mono);font-size:12px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;cursor:pointer;background:transparent;color:var(--ink);
  transition:background .22s ease,border-color .22s ease,transform .22s ease,color .22s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--rose-deep);border-color:var(--rose-deep);color:#fdf8fa}
.btn-primary:hover{background:var(--ink);border-color:var(--ink);
  box-shadow:0 12px 34px rgba(42,29,35,.26)}
.btn-ghost:hover{background:var(--pale-2);border-color:var(--ink)}
.btn-sm{padding:10px 18px;font-size:11px}
.btn-icon{width:16px;height:16px;flex:0 0 16px;display:block}
.btn-sm .btn-icon{width:14px;height:14px;flex-basis:14px}

/* ---------- header ---------- */
.site-head{
  position:sticky;top:0;z-index:60;height:69px;
  background:rgba(119,166,178,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);transform:translateZ(0);
}
.head-in{display:flex;align-items:center;gap:26px;height:68px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:26px;height:26px;flex:0 0 auto}
.brand-txt{font-family:var(--display);font-weight:800;font-size:15px;
  letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
.brand-txt span{color:var(--rose-deep)}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{padding:9px 15px;border-radius:999px;font-size:13px;color:var(--dim);
  transition:color .2s,background .2s}
.nav a:hover{color:var(--ink);background:rgba(255,255,255,.28)}
.nav a[aria-current="page"]{color:var(--ink);background:var(--pale-2)}
.head-cta{flex:0 0 auto}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line-2);
  border-radius:11px;background:transparent;cursor:pointer;align-items:center;
  justify-content:center;margin-left:auto}
.burger span{display:block;width:17px;height:1.6px;background:var(--ink);position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:17px;
  height:1.6px;background:var(--ink)}
.burger span::before{top:-5px}.burger span::after{top:5px}
.burger span,.burger span::before,.burger span::after{transition:transform .2s ease,top .2s ease,background .2s ease}
.site-head.open .burger span{background:transparent}
.site-head.open .burger span::before{top:0;transform:rotate(45deg)}
.site-head.open .burger span::after{top:0;transform:rotate(-45deg)}

/* ---------- the instrument bay (signature) ---------- */
.bay{position:relative;padding:14px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--pale-2)}
.bay::before,.bay::after{content:"";position:absolute;width:22px;height:22px;
  border:2px solid var(--rose);pointer-events:none}
.bay::before{top:-1px;left:-1px;border-right:0;border-bottom:0;border-radius:var(--r) 0 0 0}
.bay::after{bottom:-1px;right:-1px;border-left:0;border-top:0;border-radius:0 0 var(--r) 0}
.bay-screen{position:relative;border-radius:var(--r-sm);overflow:hidden;background:#2a1d23;
  aspect-ratio:16/9;border:1px solid var(--line)}
.bay-screen iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block}
.game-expand{position:absolute;top:14px;right:14px;z-index:4;width:44px;height:44px;
  display:grid;place-items:center;border:1px solid rgba(255,255,255,.28);border-radius:50%;
  background:rgba(42,29,35,.78);color:#fff;cursor:pointer;backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);transition:background .2s ease,transform .2s ease}
.game-expand:hover{background:var(--rose-deep);transform:translateY(-2px)}
.game-expand svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round}
.bay-screen:fullscreen,.bay-screen:-webkit-full-screen{
  width:100vw;height:100vh;aspect-ratio:auto;border:0;border-radius:0;background:#2a1d23}
.bay-screen:fullscreen iframe,.bay-screen:-webkit-full-screen iframe{width:100%;height:100%}
.bay-bar{display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:12px 4px 2px;font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--dimmer)}
.bay-bar .dot{width:7px;height:7px;border-radius:50%;background:var(--rose)}
.bay-bar .spacer{margin-left:auto}

/* telemetry rail */
.rail{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-top:26px}
.rail div{background:var(--pale-2);padding:20px 22px}
.rail dt{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--dimmer);margin:0 0 8px}
.rail dd{margin:0;font-family:var(--display);font-weight:800;font-size:27px;letter-spacing:-.02em}
.rail dd small{font-size:12px;font-family:var(--mono);font-weight:400;color:var(--dim);
  letter-spacing:.06em;margin-left:6px}

/* ---------- hero ---------- */
.hero{position:relative;padding:44px 0 20px;overflow:hidden}
.hero::before{content:"";position:absolute;left:50%;top:-340px;width:1100px;height:640px;
  transform:translateX(-50%);pointer-events:none;
  background:radial-gradient(ellipse at center,rgba(234,217,223,.55),rgba(119,166,178,0) 66%)}
.hero-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
  flex-wrap:wrap;margin-bottom:26px;position:relative}
.hero h1{max-width:15ch}
.hero h1 em{font-style:normal;color:var(--rose-deep)}
.hero-side{max-width:38ch}
.game-hero{padding:34px 0 54px}
.game-hero .hero-head{justify-content:center;text-align:center;margin-bottom:24px}
.game-hero h1{max-width:none}

/* ---------- editorial feature sections ---------- */
.feature-split{display:grid;grid-template-columns:.82fr 1.18fr;gap:54px;align-items:center}
.feature-copy .lede{margin:0}
.feature-points{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.feature-points span{border:1px solid var(--line-2);border-radius:999px;padding:8px 12px;
  font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.shot-frame{margin:0;position:relative;background:var(--pale-2);border:1px solid var(--line);
  border-radius:calc(var(--r) + 4px);padding:12px;box-shadow:18px 18px 0 rgba(120,80,95,.16)}
.shot-frame img{width:100%;aspect-ratio:1200/630;object-fit:cover;border-radius:var(--r-sm)}
.shot-frame figcaption{display:flex;justify-content:space-between;gap:16px;padding:13px 4px 1px;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--dimmer)}
.shot-frame figcaption b{color:var(--rose-deep)}
.experience-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:18px}
.experience-card{min-height:220px;padding:28px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--pale-2);display:flex;flex-direction:column;justify-content:flex-end}
.experience-card-wide{grid-row:span 2;min-height:458px;
  background:linear-gradient(145deg,var(--rose-pale),var(--pale-2))}
.experience-card .num{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--rose-deep);margin-bottom:auto}
.experience-card h3{font-size:clamp(22px,3vw,34px);margin:28px 0 10px}
.experience-card p{margin:0;max-width:44ch;color:var(--dim);font-size:14px}
.quick-start-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;
  flex-wrap:wrap;margin-bottom:34px}
.step-strip{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--line);gap:1px}
.step-strip li{display:flex;gap:18px;padding:26px 22px;background:var(--pale-2)}
.step-strip>li>b{font-family:var(--mono);font-size:12px;color:var(--rose-deep)}
.step-strip h3{font-size:18px;margin:0 0 8px}
.step-strip p{font-size:13.5px;color:var(--dim);margin:0}

/* ---------- section head ---------- */
.sec-head{margin-bottom:38px;max-width:70ch}
.sec-head p{margin:14px 0 0}

/* ---------- cards ---------- */
.grid{display:grid;gap:18px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}

.card{position:relative;background:var(--pale-2);border:1px solid var(--line);
  border-radius:var(--r);padding:26px 24px;
  transition:border-color .24s,transform .24s,box-shadow .24s}
.card:hover{border-color:var(--rose);transform:translateY(-3px);
  box-shadow:0 14px 30px rgba(42,29,35,.13)}
.card h3{margin-bottom:9px}
.card p{margin:0;color:var(--dim);font-size:14.5px}
.card .num{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--rose-deep);
  display:block;margin-bottom:14px}

/* keycaps */
.keys{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.key{display:flex;align-items:center;gap:12px;background:var(--pale-2);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:12px 16px;min-width:184px;flex:1 1 184px}
.cap{font-family:var(--mono);font-size:12px;font-weight:700;background:var(--rose-pale);
  border:1px solid var(--line-2);border-bottom-width:3px;border-radius:7px;
  padding:6px 10px;white-space:nowrap;color:var(--ink)}
.key span{font-size:13.5px;color:var(--dim)}

/* ---------- post cards ---------- */
.post{display:flex;flex-direction:column;background:var(--pale-2);border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;transition:border-color .24s,transform .24s,box-shadow .24s}
.post:hover{border-color:var(--rose);transform:translateY(-3px);
  box-shadow:0 14px 30px rgba(42,29,35,.13)}
.post-img{aspect-ratio:1200/630;background:var(--rose-pale);overflow:hidden}
.post-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post:hover .post-img img{transform:scale(1.035)}
.post-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.post-meta{font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--dimmer);display:flex;gap:10px;align-items:center;margin-bottom:12px}
.post-meta b{color:var(--rose-deep);font-weight:700}
.post h3{font-size:19px;line-height:1.25;letter-spacing:-.012em;margin-bottom:10px}
.post p{margin:0;color:var(--dim);font-size:14px;line-height:1.65}
.post .more{margin-top:auto;padding-top:18px;font-family:var(--mono);font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;color:var(--rose-deep)}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;position:relative;
  font-family:var(--display);font-weight:700;font-size:17px;letter-spacing:-.01em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:19px;font-family:var(--mono);
  font-size:20px;color:var(--rose-deep);transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 0 24px;color:var(--dim);max-width:78ch}
.faq .ans p{margin:0 0 12px}
.faq .ans p:last-child{margin:0}

/* ---------- article ---------- */
.article-head{padding:48px 0 34px;border-bottom:1px solid var(--line)}
.crumbs{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dimmer);margin-bottom:20px}
.crumbs a:hover{color:var(--rose-deep)}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:22px;
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dimmer)}
.article-meta b{color:var(--rose-deep);font-weight:700}
.article-cover{margin:34px 0 0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}

.prose{max-width:74ch;margin:0 auto;padding:40px 0 10px;font-size:16.5px;line-height:1.82}
.prose,.legal-body{overflow-wrap:anywhere}
.prose>p{margin:0 0 22px;color:rgba(42,29,35,.86)}
.prose h2{font-size:clamp(23px,3vw,31px);margin:46px 0 16px}
.prose h3{font-size:20px;margin:34px 0 12px}
.prose ul,.prose ol{margin:0 0 24px;padding-left:22px;color:rgba(42,29,35,.86)}
.prose li{margin-bottom:9px}
.prose strong{color:var(--ink)}
.prose a{color:var(--rose-deep);border-bottom:1px solid rgba(120,80,95,.4)}
.prose kbd{font-family:var(--mono);font-size:12px;background:var(--rose-pale);
  border:1px solid var(--line-2);border-bottom-width:2px;border-radius:5px;padding:2px 7px}
.callout{background:var(--rose-pale);border:1px solid var(--line);
  border-left:3px solid var(--rose);border-radius:var(--r-sm);padding:20px 22px;margin:30px 0}
.callout-label{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--rose-deep);display:block;margin-bottom:8px}
.callout p{margin:0;font-size:15.5px;color:rgba(42,29,35,.88)}
table.data{width:100%;border-collapse:collapse;margin:28px 0;font-size:14.5px;
  background:var(--pale-2)}
table.data th,table.data td{border:1px solid var(--line);padding:11px 14px;text-align:left}
table.data th{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);background:var(--rose-pale);font-weight:700}
table.data td{color:rgba(42,29,35,.86)}

/* ---------- legal pages ---------- */
.legal{display:grid;grid-template-columns:236px 1fr;gap:52px;padding:46px 0 20px}
.toc{position:sticky;top:96px;align-self:start;border-left:2px solid var(--rose);padding-left:20px}
.toc p{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--dimmer);margin:0 0 14px}
.toc a{display:block;font-size:13.5px;color:var(--dim);padding:5px 0;transition:color .2s}
.toc a:hover{color:var(--rose-deep)}
.legal-body{max-width:74ch;font-size:15.5px;line-height:1.8}
.legal-body h2{font-size:23px;margin:42px 0 14px;scroll-margin-top:96px}
.legal-body h2:first-child{margin-top:0}
.legal-body p{margin:0 0 18px;color:rgba(42,29,35,.84)}
.legal-body ul{margin:0 0 20px;padding-left:22px;color:rgba(42,29,35,.84)}
.legal-body li{margin-bottom:8px}
.legal-body a{color:var(--rose-deep)}
.updated{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--dimmer);margin-top:14px}

/* ---------- CTA band ---------- */
.cta{border:1px solid var(--rose-deep);border-radius:var(--r);padding:46px 40px;
  background:var(--rose-deep);color:#fdf8fa;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta h2{max-width:18ch;color:#fdf8fa}
.cta p{margin:12px 0 0;color:rgba(253,248,250,.90);max-width:44ch}
.cta .btn-primary{background:var(--pale-2);border-color:var(--pale-2);color:var(--ink)}
.cta .btn-primary:hover{background:#fff;border-color:#fff}

/* ---------- footer ---------- */
.site-foot{border-top:1px solid var(--line);background:var(--pale);margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:60px 0 44px}
.foot-grid h4{font-family:var(--mono);font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--dimmer);font-weight:700;margin-bottom:16px}
.foot-grid a{display:block;font-size:14px;color:var(--dim);padding:5px 0;transition:color .2s}
.foot-grid a:hover{color:var(--rose-deep)}
.foot-about p{font-size:14px;color:var(--dim);margin:14px 0 0;max-width:36ch}
.foot-bottom{border-top:1px solid var(--line);padding:20px 0;display:flex;
  justify-content:center;gap:16px;flex-wrap:wrap;text-align:center;
  font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--dimmer)}
.copyright-keyword{color:var(--rose-deep);font-weight:700;text-underline-offset:3px}
.copyright-keyword:hover{text-decoration:underline}

/* ---------- scroll to top ---------- */
.scroll-top{position:fixed;right:20px;bottom:20px;
  right:max(20px,env(safe-area-inset-right));bottom:max(20px,env(safe-area-inset-bottom));
  z-index:55;width:46px;height:46px;border:1px solid var(--line-2);border-radius:50%;
  display:grid;place-items:center;background:var(--rose-deep);color:#fdf8fa;cursor:pointer;
  box-shadow:0 10px 26px rgba(42,29,35,.24);opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .2s ease,visibility .2s ease,transform .2s ease,background .2s ease}
.scroll-top.visible{opacity:1;visibility:visible;transform:none}
.scroll-top:hover{background:var(--ink)}
.scroll-top svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round}

/* ---------- reveal ---------- */
.js .rv{opacity:0;transform:translateY(14px)}
.js.internal-nav .rv{opacity:1;transform:none}
.js .rv.in{opacity:1;transform:none;transition:opacity .6s cubic-bezier(.2,.8,.2,1),
  transform .6s cubic-bezier(.2,.8,.2,1)}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .g-4{grid-template-columns:repeat(2,1fr)}
  .g-3{grid-template-columns:repeat(2,1fr)}
  .rail{grid-template-columns:repeat(2,1fr)}
  .legal{grid-template-columns:1fr;gap:26px}
  .toc{position:static;border-left:0;border-top:2px solid var(--rose);padding:18px 0 0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .feature-split{grid-template-columns:1fr;gap:34px}
}
@media (max-width:820px){
  .sec{padding:58px 0}
  .nav,.head-cta{display:none}
  .burger{display:flex}
  .site-head.open .nav{display:flex;position:absolute;top:68px;left:0;right:0;
    flex-direction:column;gap:0;background:var(--pale);border-bottom:1px solid var(--line);
    padding:10px 22px 18px;max-height:calc(100vh - 68px);overflow-y:auto;
    box-shadow:0 18px 34px rgba(42,29,35,.16)}
  .site-head.open .nav a{border-radius:8px;padding:12px 14px}
  .site-head.open .head-cta{display:none}
  .g-2,.g-3,.g-4{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .cta{padding:32px 24px}
  .hero{padding-top:30px}
  .bay{padding:9px}
  .bay-screen{aspect-ratio:4/3}
  .bay-bar{font-size:10px;gap:9px}
  .bay-bar .spacer{display:none}
  .bay-bar .btn{width:100%;margin-top:4px}
  .game-hero{padding:26px 0 40px}
  .game-expand{top:10px;right:10px;width:42px;height:42px}
  .brand-txt{font-size:12px;letter-spacing:.045em}
  .experience-grid,.step-strip{grid-template-columns:1fr}
  .experience-card-wide{grid-row:auto;min-height:300px}
  .experience-card{min-height:190px}
  .shot-frame{box-shadow:10px 10px 0 rgba(120,80,95,.16)}
  table.data{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .scroll-top{right:14px;bottom:14px;right:max(14px,env(safe-area-inset-right));bottom:max(14px,env(safe-area-inset-bottom));
    width:44px;height:44px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
  .js .rv{opacity:1;transform:none}
}