/* =========================================================
   NVIDIA DGX Spark landing page | Shree Prime Distributors
   Standalone stylesheet (no framework)
   ========================================================= */
@property --a { syntax: '<angle>'; inherits: false; initial-value: 0deg; }

:root{
  --navy:#0F172A; --navy-2:#0A1226; --blue:#3B82F6; --blue-2:#2563EB; --sky:#A9E1FF;
  --gold:#D6C4AC; --text:#3D4857; --muted:#64748B; --bg:#F2F5F7; --white:#fff;
  --dim:rgba(255,255,255,.72); --line:#E2E8F0; --radius:20px;
  --font-h:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --font-b:"Public Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  box-sizing:border-box;
}
*,*::before,*::after{box-sizing:inherit}
html{-webkit-text-size-adjust:100%;scroll-padding-top:90px}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}
body{margin:0;font:400 16px/1.7 var(--font-b);color:var(--text);background:var(--bg);overflow-x:hidden;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-h);color:var(--navy);margin:0;font-weight:500;letter-spacing:-.02em}
p{margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button{font:inherit;border:0;background:none;cursor:pointer;color:inherit;padding:0}
svg{width:1em;height:1em;flex:none}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:8px}
.container{width:min(1240px,100% - 40px);margin-inline:auto}

/* ---------- Logo ---------- */
.logo{display:inline-flex;align-items:center}
.logo img{height:52px;width:auto}
.logo-txt{display:none;font:700 19px/1 var(--font-h);color:#fff;letter-spacing:-.01em}
.logo-txt small{display:block;font:500 11px/1.5 var(--font-b);color:var(--dim);letter-spacing:.04em;text-transform:uppercase}
.logo.no-img img{display:none}.logo.no-img .logo-txt{display:block}
.logo-nv img{height:34px;width:auto}
.ftr .logo-nv img{height:36px}
.brand{padding:10px 18px!important}

/* ---------- Header ---------- */
.hdr{position:fixed;inset:0 0 auto;z-index:100;padding-top:env(safe-area-inset-top,0px);transition:background .35s,box-shadow .35s,backdrop-filter .35s}
.hdr.scrolled{background:rgba(15,23,42,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(255,255,255,.07)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:24px;height:88px;transition:height .35s}
.hdr.scrolled .hdr-in{height:74px}
.nav{display:flex;gap:6px;padding:6px;border-radius:60px;background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px rgba(255,255,255,.08)}
.nav a{font:500 15px/1 var(--font-h);color:rgba(255,255,255,.82);padding:12px 18px;border-radius:40px;transition:background .25s,color .25s}
.nav a:hover,.nav a.on{background:rgba(255,255,255,.1);color:#fff}
.hdr-act{display:flex;align-items:center;gap:14px}
.hdr-phone{display:inline-flex;align-items:center;gap:10px;font:600 15px/1 var(--font-h);color:#fff}
.hdr-phone .ic{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);font-size:16px}
.menu-btn{display:none;width:46px;height:46px;border-radius:50%;place-items:center;color:#fff;font-size:22px;background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 1px rgba(255,255,255,.14)}
.mnav{position:fixed;inset:0;z-index:200;background:rgba(10,18,38,.97);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);display:flex;flex-direction:column;gap:8px;padding:calc(env(safe-area-inset-top,0px) + 96px) 28px calc(env(safe-area-inset-bottom,0px) + 30px);opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s}
.mnav.open{opacity:1;visibility:visible}
.mnav > a{font:500 28px/1.2 var(--font-h);color:#fff;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);transform:translateY(12px);opacity:0;transition:transform .45s,opacity .45s}
.mnav.open > a{transform:none;opacity:1}
.mnav.open > a:nth-of-type(2){transition-delay:.05s}.mnav.open > a:nth-of-type(3){transition-delay:.1s}.mnav.open > a:nth-of-type(4){transition-delay:.15s}
.mnav-x{position:absolute;top:calc(env(safe-area-inset-top,0px) + 20px);right:20px;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:20px;background:rgba(255,255,255,.1)}
.mnav-foot{margin-top:auto;display:grid;gap:12px}
.mnav-foot .cta{justify-content:flex-start}
@media (max-width:1100px){.nav{display:none}}
@media (max-width:760px){.hdr-phone,.hdr-act > .cta{display:none}.menu-btn{display:grid}.hdr-in{height:74px}.logo img{height:44px}.logo-nv img{height:28px}}

/* ---------- CTA buttons ---------- */
.cta{--fill:linear-gradient(135deg,var(--blue),var(--blue-2));position:relative;display:inline-flex;align-items:center;gap:14px;padding:5px 28px 5px 5px;border-radius:60px;border:2px solid transparent;
  background:var(--fill) padding-box,conic-gradient(from var(--a),var(--blue),var(--sky),var(--gold),var(--blue)) border-box;
  color:#fff;font:600 16px/1 var(--font-h);white-space:nowrap;cursor:pointer;isolation:isolate;overflow:hidden;
  box-shadow:0 14px 40px -14px rgba(59,130,246,.85);animation:spin 4s linear infinite;transition:box-shadow .3s,translate .25s ease-out}
@keyframes spin{to{--a:360deg}}
.cta .ic{width:46px;height:46px;border-radius:50%;background:var(--navy);display:grid;place-items:center;font-size:17px;transition:transform .45s cubic-bezier(.3,1.6,.5,1)}
.cta:hover .ic{transform:rotate(45deg) scale(1.06)}
.cta::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.38) 50%,transparent 65%);transform:translateX(-120%);animation:shine 3.6s ease-in-out infinite}
@keyframes shine{0%,55%{transform:translateX(-120%)}85%,100%{transform:translateX(120%)}}
.cta:hover{box-shadow:0 18px 50px -12px rgba(59,130,246,1)}
.cta.glass{--fill:linear-gradient(rgba(255,255,255,.07),rgba(255,255,255,.07));background:var(--fill) padding-box,linear-gradient(135deg,rgba(255,255,255,.38),rgba(255,255,255,.06)) border-box;animation:none;box-shadow:none;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.cta.glass::after{display:none}
.cta.glass .ic{background:rgba(255,255,255,.1)}
.cta.glass:hover{--fill:linear-gradient(rgba(255,255,255,.15),rgba(255,255,255,.15))}
.cta.glass .ic,.cta.glass:hover .ic{transform:none}
.cta.wa .ic{background:#25D366;color:#fff;font-size:20px}
.cta .ic.ring{position:relative}
.cta .ic.ring::before{content:"";position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--sky);animation:ring 2s ease-out infinite}
@keyframes ring{0%{transform:scale(.8);opacity:1}100%{transform:scale(1.5);opacity:0}}
.cta-sm{padding:3px 20px 3px 3px;font-size:14px}
.cta-sm .ic{width:36px;height:36px;font-size:14px}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ---------- Story (sticky 3D stage + chapters) ---------- */
.story{position:relative;color:#fff;background:
  radial-gradient(1100px 650px at 70% 45%,rgba(59,130,246,.22),transparent 60%),
  radial-gradient(800px 500px at 10% 95%,rgba(214,196,172,.08),transparent 60%),
  linear-gradient(180deg,var(--navy) 0%,var(--navy-2) 100%)}
.stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;z-index:0}
.stage canvas{position:absolute;inset:0;width:100%!important;height:100%!important;opacity:0;transition:opacity 1s ease}
.stage.ready canvas{opacity:1}
.fallback{position:absolute;right:4%;top:50%;width:min(50vw,720px);transform:translateY(-50%);filter:drop-shadow(0 40px 60px rgba(0,0,0,.55));transition:opacity .8s}
.stage.ready .fallback{opacity:0}
.stage.no3d canvas{display:none}.stage.no3d .fallback{opacity:1!important}
.loader{position:absolute;left:0;top:0;height:2px;width:0;background:var(--blue);box-shadow:0 0 12px var(--blue);transition:width .4s,opacity .6s;z-index:3}
.stage.ready .loader{width:100%;opacity:0}
.floor{position:absolute;left:50%;bottom:-32vh;width:120vw;height:60vh;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(59,130,246,.2),transparent);pointer-events:none}
.chapters{position:relative;z-index:2;margin-top:-100vh;margin-top:-100svh}
.ch{min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:150px 0 70px}
.ch .copy{max-width:470px;transition:opacity .7s ease,transform .7s ease}
.ch.hero-ch .copy{max-width:520px}
.ch[data-align="right"] .container{display:flex;justify-content:flex-end}
.ch[data-align="center"]{align-items:flex-start}
.ch[data-align="center"] .container{display:flex;justify-content:center;text-align:center}
.ch[data-align="center"] .copy{max-width:680px}
.ch[data-align="center"] .actions{justify-content:center}
.js .ch:not(.on) .copy{opacity:0;transform:translateY(24px)}
.story h1{color:#fff;font-size:clamp(42px,5.2vw,76px);line-height:1.02;letter-spacing:-.035em;margin:22px 0 18px}
.story h2{color:#fff;font-size:clamp(34px,3.8vw,54px);line-height:1.06;letter-spacing:-.03em;margin-bottom:14px}
.story p{color:var(--dim);font-size:18px;line-height:1.6}
.brand{display:inline-flex;align-items:center;gap:14px;padding:8px 16px 8px 10px;border-radius:40px;background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);font:500 13px/1 var(--font-h);color:var(--dim)}
.brand img{height:22px;width:auto}
.brand i{width:1px;height:16px;background:rgba(255,255,255,.2)}
.pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.pills span{font:500 13px/1 var(--font-h);color:#dbe7ff;padding:10px 14px;border-radius:30px;background:rgba(59,130,246,.14);box-shadow:inset 0 0 0 1px rgba(59,130,246,.35)}
.story .big{font:600 clamp(80px,9vw,128px)/.9 var(--font-h);letter-spacing:-.055em;margin:0 0 12px;background:linear-gradient(180deg,#fff 35%,var(--sky));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.story .big small{font-size:.3em;letter-spacing:-.01em;margin-left:6px}
.rail{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:90;display:flex;flex-direction:column;gap:12px;transition:opacity .4s}
.rail.off{opacity:0;pointer-events:none}
.rail button{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.3);transition:transform .3s,background .3s}
.rail button.on{background:var(--blue);transform:scale(1.6)}
.hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;font:500 12px/1 var(--font-h);color:var(--dim);z-index:3;transition:opacity .4s}
.hint i{width:1px;height:38px;background:linear-gradient(var(--blue),transparent);animation:hint 1.8s ease-in-out infinite;transform-origin:top}
@keyframes hint{0%{transform:scaleY(0)}50%{transform:scaleY(1)}100%{transform:scaleY(0);transform-origin:bottom}}

/* ---------- Light sections ---------- */
.sec{padding:120px 0}
.sec.pt0{padding-top:0}
.title{max-width:720px;margin-bottom:50px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font:600 14px/1 var(--font-h);color:var(--blue);text-transform:uppercase;letter-spacing:.04em;margin-bottom:18px}
.eyebrow svg{font-size:13px}
.title h2{font-size:clamp(32px,3.6vw,48px);line-height:1.12}
.reveal{transition:opacity .8s ease,transform .8s ease}
.js .reveal:not(.in){opacity:0;transform:translateY(28px)}

.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.spec{background:#fff;border-radius:var(--radius);padding:28px 26px;transition:transform .35s,box-shadow .35s}
.spec:hover{transform:translateY(-4px);box-shadow:0 20px 40px -24px rgba(15,23,42,.35)}
.spec b{display:block;font:600 34px/1 var(--font-h);letter-spacing:-.03em;color:var(--navy)}
.spec b small{font-size:.5em;margin-left:3px;color:var(--blue)}
.spec span{display:block;margin-top:10px;font-size:15px;line-height:1.4}
.spec.hl{background:var(--navy)}.spec.hl b{color:#fff}.spec.hl span{color:var(--dim)}
.spec-foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-top:26px;font-size:13px;color:var(--muted)}
.spec-foot a{display:inline-flex;align-items:center;gap:6px;color:var(--blue);font:600 15px/1 var(--font-h)}
.spec-foot a svg{transition:transform .3s}.spec-foot a:hover svg{transform:translate(3px,-3px)}

.app-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:270px;gap:16px}
.app{position:relative;overflow:hidden;border-radius:var(--radius);display:block;isolation:isolate;color:#fff;
  background:radial-gradient(420px 260px at 85% 0%,rgba(59,130,246,.55),transparent 70%),linear-gradient(160deg,#16244a,#0F172A)}
.app.wide{grid-column:span 2}
.app--health{background:radial-gradient(420px 260px at 85% 0%,rgba(45,212,191,.45),transparent 70%),linear-gradient(160deg,#0f3a3f,#0F172A)}
.app--robot{background:radial-gradient(420px 260px at 85% 0%,rgba(214,196,172,.5),transparent 70%),linear-gradient(160deg,#3a3122,#0F172A)}
.app--vision{background:radial-gradient(420px 260px at 85% 0%,rgba(118,185,0,.4),transparent 70%),linear-gradient(160deg,#1f3315,#0F172A)}
.app--edu{background:radial-gradient(420px 260px at 85% 0%,rgba(169,225,255,.5),transparent 70%),linear-gradient(160deg,#1b3550,#0F172A)}
.app--fin{background:radial-gradient(420px 260px at 85% 0%,rgba(129,140,248,.5),transparent 70%),linear-gradient(160deg,#272a5c,#0F172A)}
.app-ic{position:absolute;right:22px;top:20px;font-size:92px;color:rgba(255,255,255,.2);z-index:0;transition:transform .6s}
.app img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1;transition:transform 1s cubic-bezier(.2,.8,.2,1)}
.app::after{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,rgba(15,23,42,0) 40%,rgba(15,23,42,.88) 100%)}
.app-txt{position:absolute;left:24px;right:72px;bottom:22px;z-index:3}
.app-txt b{display:block;font:600 22px/1.15 var(--font-h);letter-spacing:-.02em}
.app-txt small{display:block;margin-top:6px;font-size:14.5px;line-height:1.4;color:rgba(255,255,255,.8)}
.app-go{position:absolute;right:20px;bottom:22px;z-index:3;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.14);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:grid;place-items:center;font-size:15px;transition:background .3s,transform .45s cubic-bezier(.3,1.6,.5,1)}
.app:hover img{transform:scale(1.07)}
.app:hover .app-ic{transform:scale(1.1) rotate(-6deg)}
.app:hover .app-go{background:var(--blue);transform:rotate(45deg)}

.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.why{border-top:2px solid var(--blue);padding-top:22px}
.why > svg{font-size:30px;color:var(--blue)}
.why h3{font-size:19px;margin:14px 0 6px}
.why p{font-size:15px;line-height:1.55}

.final{position:relative;overflow:hidden;border-radius:28px;padding:70px 60px;color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
  background:radial-gradient(700px 400px at 85% 30%,rgba(59,130,246,.45),transparent 60%),linear-gradient(135deg,#0F172A,#13234a)}
.final h2{color:#fff;font-size:clamp(32px,3.6vw,50px);line-height:1.08;letter-spacing:-.03em}
.final p{color:var(--dim);margin-top:14px;font-size:17px}
.final img{width:100%;filter:drop-shadow(0 40px 50px rgba(0,0,0,.55));animation:float 5s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-14px) rotate(.5deg)}}

/* ---------- Footer ---------- */
.ftr{background:var(--navy);color:var(--dim);padding:80px 0 calc(env(safe-area-inset-bottom,0px) + 28px);font-size:15px}
.ftr-grid{display:grid;grid-template-columns:1.2fr 1.4fr 1.2fr;gap:48px}
.ftr-brand p{margin:18px 0 24px;max-width:320px}
.ftr h4{color:#fff;font-size:17px;margin-bottom:18px}
.ftr-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.ftr-list li{display:grid;grid-template-columns:18px 1fr;gap:10px;line-height:1.55}
.ftr-list svg{margin-top:4px;color:var(--sky)}
.ftr-list a{white-space:nowrap}
.ftr a:hover{color:#fff}
.ftr-bottom{margin-top:56px;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}

/* ---------- Floating dock ---------- */
.dock{position:fixed;left:50%;bottom:calc(env(safe-area-inset-bottom,0px) + 22px);z-index:90;display:flex;align-items:center;gap:16px;padding:8px 8px 8px 12px;border-radius:60px;
  background:rgba(15,23,42,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 20px 50px -18px rgba(0,0,0,.6),inset 0 0 0 1px rgba(255,255,255,.1);
  transform:translate(-50%,160%);transition:transform .55s cubic-bezier(.2,1.2,.4,1)}
.dock.show{transform:translate(-50%,0)}
.dock img{height:34px;width:auto}
.dock .t{font:600 14px/1.25 var(--font-h);color:#fff;white-space:nowrap}
.dock .t small{display:block;font:400 12px/1.3 var(--font-b);color:var(--dim)}
.dock .cta{padding:3px 20px 3px 3px;font-size:14px}
.dock .cta .ic{width:36px;height:36px;font-size:14px}
.dock .mini{display:none}

/* ---------- Enquiry drawer ---------- */
.overlay{position:fixed;inset:0;z-index:300;background:rgba(10,18,38,.55);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:opacity .35s,visibility .35s}
.drawer{position:fixed;top:0;right:0;z-index:301;height:100%;width:min(480px,100%);background:#fff;display:flex;flex-direction:column;transform:translateX(105%);transition:transform .5s cubic-bezier(.2,.9,.25,1);box-shadow:-30px 0 60px -20px rgba(0,0,0,.4)}
body.d-open .overlay{opacity:1;visibility:visible}
body.d-open .drawer{transform:none}
.drawer-head{position:relative;padding:calc(env(safe-area-inset-top,0px) + 26px) 28px 20px;color:#fff;background:radial-gradient(400px 200px at 80% 0,rgba(59,130,246,.35),transparent 70%),var(--navy)}
.drawer-head .p{width:60%;margin:4px 0 14px;filter:drop-shadow(0 18px 20px rgba(0,0,0,.5))}
.drawer-head h3{color:#fff;font-size:22px}
.drawer-head p{color:var(--dim);font-size:14px;margin-top:4px}
.drawer-x{position:absolute;top:calc(env(safe-area-inset-top,0px) + 18px);right:18px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);color:#fff;font-size:18px;transition:background .25s,transform .3s}
.drawer-x:hover{background:rgba(255,255,255,.2);transform:rotate(90deg)}
.drawer form{padding:24px 28px calc(env(safe-area-inset-bottom,0px) + 30px);overflow-y:auto;flex:1;overscroll-behavior:contain}
.f{margin:0 0 14px;border:0;padding:0;min-width:0}
.f label,.f legend{display:block;font:500 13.5px/1 var(--font-h);color:var(--navy);margin-bottom:8px;padding:0}
.f input,.f textarea{width:100%;font:400 16px/1.4 var(--font-b);color:var(--navy);background:var(--bg);border:1px solid transparent;border-radius:12px;padding:13px 15px;transition:border-color .2s,box-shadow .2s,background .2s}
.f input:focus,.f textarea:focus{outline:none;background:#fff;border-color:var(--blue);box-shadow:0 0 0 3px rgba(59,130,246,.18)}
.f textarea{min-height:84px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.qty{display:flex;flex-wrap:wrap;gap:8px}
.qty input{position:absolute;opacity:0;pointer-events:none}
.qty label{margin:0;font:500 14px/1 var(--font-h);padding:11px 15px;border-radius:30px;background:var(--bg);color:var(--navy);cursor:pointer;transition:all .2s}
.qty input:checked + label{background:var(--blue);color:#fff}
.qty input:focus-visible + label{outline:2px solid var(--blue);outline-offset:2px}
.wide-btn{width:100%;margin-top:6px}
.wide-btn[disabled]{opacity:.7;cursor:wait}
.wide-btn[disabled] .ic svg{animation:sendPulse 1s ease-in-out infinite}
@keyframes sendPulse{50%{transform:translate(3px,-3px);opacity:.5}}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.status{margin-top:12px;font-size:14px;color:#dc2626;min-height:1.2em}
.note{font-size:12.5px;color:var(--muted);margin-top:4px}
.done{display:none;padding:50px 28px;text-align:center}
.done .tick{width:76px;height:76px;margin:0 auto 18px;border-radius:50%;background:rgba(59,130,246,.12);display:grid;place-items:center;color:var(--blue);font-size:32px;animation:pop .6s cubic-bezier(.3,1.7,.5,1)}
@keyframes pop{from{transform:scale(.3);opacity:0}}
.done h3{font-size:24px}
.done p{margin:8px 0 24px}
.drawer.sent form{display:none}.drawer.sent .done{display:block}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .spec-grid,.why-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:repeat(2,1fr)}
  .ftr-grid{grid-template-columns:1fr 1fr}
  .ftr-brand{grid-column:1/-1}
}
@media (max-width:991px){
  .final{grid-template-columns:1fr;padding:46px 28px;text-align:center}
  .final .actions{justify-content:center}
  .final img{max-width:460px;margin:0 auto}
}
@media (max-width:820px){
  .ch{align-items:flex-end;padding:0 0 130px}
  .ch[data-align="right"] .container{justify-content:flex-start}
  .ch[data-align="center"]{align-items:flex-end}
  .ch[data-align="center"] .container{text-align:left}
  .ch[data-align="center"] .actions{justify-content:flex-start}
  .ch .copy,.ch.hero-ch .copy{max-width:none}
  .story h1{font-size:40px;margin:16px 0 12px}
  .story h2{font-size:32px}
  .story p{font-size:16px}
  .story .big{font-size:72px}
  .pills{display:none}
  .fallback{right:50%;top:32%;transform:translate(50%,-50%);width:88vw}
  .rail{right:10px}
  .hint{display:none}
  .actions{gap:10px;margin-top:24px}
  .ch .cta{font-size:15px;padding-right:20px}
  .ch .cta .ic{width:42px;height:42px}
  .sec{padding:80px 0}
  .sec.pt0{padding-top:0}
  .spec-grid{gap:10px}
  .spec{padding:22px 18px}.spec b{font-size:26px}
  .app-grid{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:12px;margin:0 -20px;padding:0 20px 8px;scrollbar-width:none}
  .app-grid::-webkit-scrollbar{display:none}
  .app,.app.wide{flex:0 0 78%;height:300px;scroll-snap-align:start}
  .why-grid{grid-template-columns:1fr;gap:26px}
  #final{padding-bottom:110px}
  .ftr-grid{grid-template-columns:1fr;gap:34px}
  .ftr{padding-bottom:calc(env(safe-area-inset-bottom,0px) + 100px)}
  /* dock becomes a bottom action bar */
  .dock{left:12px;right:12px;bottom:calc(env(safe-area-inset-bottom,0px) + 12px);transform:translateY(160%);gap:8px;padding:8px}
  .dock.show{transform:none}
  .dock img,.dock .t{display:none}
  .dock .mini{display:grid;place-items:center;width:48px;height:48px;flex:none;border-radius:50%;background:rgba(255,255,255,.1);color:#fff;font-size:19px}
  .dock .mini.wa{background:#25D366}
  .dock .cta{flex:1;font-size:15px}
  .drawer{top:auto;bottom:0;height:auto;max-height:92vh;max-height:92svh;width:100%;border-radius:22px 22px 0 0;transform:translateY(105%);overflow:hidden}
  .drawer-head{padding-top:24px}
  .drawer-head .p{width:46%}
  .row2{grid-template-columns:1fr;gap:0}
}
@media (prefers-reduced-motion:reduce){
  .cta,.cta::after,.final img,.hint i,.cta .ic.ring::before{animation:none}
  .js .ch:not(.on) .copy,.js .reveal:not(.in){opacity:1;transform:none}
}