/* DapKey site: brand v3 (brand/BRAND.md). White pages, cyan glow, Space Grotesk,
   black hardware with cyan light. No external requests: fonts are self-hosted (OFL). */
@font-face{font-family:"Space Grotesk";font-style:normal;font-weight:500;font-display:swap;
  src:url(fonts/space-grotesk-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Space Grotesk";font-style:normal;font-weight:700;font-display:swap;
  src:url(fonts/space-grotesk-latin-700-normal.woff2) format("woff2")}

:root{
  --ink:#09090b; --g1:#0b0f14; --g2:#1c2633;
  --paper:#ffffff; --paper-2:#fafafa; --body:#52525b; --slate:#71717a; --line:#e4e4e7;
  --cyan:#06b6d4; --blue:#2563eb; --cyan-ink:#0e7490; --cyan-light:#22d3ee; --cyan-tint:#ecfeff;
  --amber:#d97706; --amber-dark:#f59e0b; --amber-tint:#fffbeb; --red:#dc2626; --red-tint:#fef2f2;
  --grad:linear-gradient(135deg,#06b6d4,#2563eb);
  --sans:"Space Grotesk","Segoe UI",system-ui,-apple-system,sans-serif;
  --mono:ui-monospace,"Cascadia Code","SF Mono",Consolas,monospace;
  --r:16px; --r-s:10px;
  --sh:0 1px 2px rgba(9,9,11,.04),0 8px 28px rgba(9,9,11,.07);
  --sh-lift:0 2px 4px rgba(9,9,11,.05),0 18px 44px rgba(9,9,11,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{background:var(--paper);color:var(--body);font-family:var(--sans);font-weight:500;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
svg{max-width:100%}
a{color:var(--cyan-ink)}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:6px}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
h1,h2,h3{color:var(--ink);font-weight:700;letter-spacing:-.025em;line-height:1.1}
h2{font-size:clamp(1.8rem,3.6vw,2.6rem);margin-bottom:.8rem;text-wrap:balance}
h3{font-size:1.12rem;letter-spacing:-.015em}
section{padding:6rem 0;position:relative}
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan-ink);
  margin-bottom:.9rem;display:flex;align-items:center;gap:.55rem}
.eyebrow::before{content:"";width:1.3rem;height:2px;background:var(--grad);border-radius:2px}
.lede{font-size:1.14rem;max-width:60ch}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.tag{display:inline-block;font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;
  padding:.22rem .6rem;border-radius:999px;background:var(--cyan-tint);color:var(--cyan-ink)}
.tag.amber{background:var(--amber-tint);color:#92400e}
.tag.red{background:var(--red-tint);color:#991b1b}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5rem;border-radius:var(--r-s);padding:.72rem 1.2rem;font-weight:700;
  font-size:.95rem;text-decoration:none;border:1px solid transparent;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{box-shadow:0 10px 24px rgba(9,9,11,.22)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:#a1a1aa}
.btn-cyan{background:var(--grad);color:#fff}
.btn-cyan:hover{box-shadow:0 10px 26px rgba(37,99,235,.35)}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.42;cursor:not-allowed;transform:none;box-shadow:none}

/* topbar */
.topbar{position:fixed;inset:0 0 auto 0;z-index:60;background:rgba(255,255,255,.82);backdrop-filter:saturate(1.4) blur(12px);
  -webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid rgba(228,228,231,.7)}
.topbar .wrap{display:flex;align-items:center;gap:1.4rem;height:64px}
.logo{display:flex;align-items:center;text-decoration:none}
.logo img{height:30px;width:auto}
.topbar nav{margin-left:auto;display:flex;align-items:center;gap:1.35rem;font-size:.9rem}
.topbar nav a{color:var(--body);text-decoration:none}
.topbar nav a:hover{color:var(--ink)}
.topbar nav .btn{padding:.5rem .95rem;font-size:.86rem;color:#fff}

/* hero */
.hero{padding:8.5rem 0 5rem;background:
  radial-gradient(70% 55% at 30% 0%,rgba(6,182,212,.16),transparent 70%),
  radial-gradient(45% 40% at 90% 20%,rgba(37,99,235,.10),transparent 70%),var(--paper);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.02fr .98fr;gap:3.4rem;align-items:center}
.pill{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--cyan-ink);background:rgba(236,254,255,.9);border:1px solid #a5f3fc;
  padding:.38rem .8rem;border-radius:999px;margin-bottom:1.3rem}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(6,182,212,.18)}
.hero h1{font-size:clamp(2.4rem,5.4vw,4rem);margin-bottom:1.1rem;text-wrap:balance}
.hero .lede{margin-bottom:1.8rem}
.ctas{display:flex;flex-wrap:wrap;gap:.8rem;margin-bottom:2rem}
.codechip{display:inline-flex;align-items:center;gap:1rem;background:var(--ink);border-radius:14px;padding:.85rem 1.15rem;
  box-shadow:0 14px 34px rgba(9,9,11,.22)}
.digits{font-family:var(--mono);font-size:1.6rem;letter-spacing:.22em;color:#fff;font-variant-numeric:tabular-nums;padding-left:.2em}
.ring{width:30px;height:30px;transform:rotate(-90deg);flex:none}
.ring circle{fill:none;stroke-width:3}
.ring .track{stroke:#27272a}
.ring .arc{stroke:var(--cyan-light);stroke-linecap:round;stroke-dasharray:75.4;transition:stroke-dashoffset 1s linear}
.chiplabel{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:var(--slate);margin-top:.6rem}
.chiplabel b{color:var(--cyan-ink)}
.photo{position:relative;border-radius:22px;overflow:hidden;background:#d4d4d8;box-shadow:var(--sh-lift);
  transform:rotate(1.2deg)}
.photo img{width:100%;height:auto}
.photo .stamp{position:absolute;left:14px;top:14px;font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;
  text-transform:uppercase;background:rgba(9,9,11,.78);color:#fff;padding:.32rem .65rem;border-radius:999px}
.photo .stamp i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--cyan-light);margin-right:.45rem;vertical-align:1px}
figcaption{font-size:.86rem;color:var(--slate);margin-top:.9rem;text-align:center}
/* the full photo is portrait (3:4): cap its width so the whole hand fits beside the headline */
.herofig{width:100%;max-width:460px;justify-self:center}

/* proof strip */
.proof{padding:0 0 1rem}
.proof ul{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.proof li{background:#fff;padding:1.15rem 1.2rem}
.proof b{display:block;color:var(--ink);font-size:1.02rem;letter-spacing:-.01em}
.proof span{font-size:.86rem;color:var(--slate)}

/* dark sections */
.dark{background:radial-gradient(60% 50% at 80% 0%,rgba(34,211,238,.12),transparent 70%),linear-gradient(180deg,var(--g1),var(--g2));color:#a1a1aa}
.dark h2,.dark h3{color:#fafafa}
.dark .eyebrow{color:var(--cyan-light)}
.dark .lede{color:#a1a1aa}

/* ---------- try the handshake ---------- */
.trygrid{display:grid;grid-template-columns:1.1fr .9fr;gap:1.6rem;margin-top:2.4rem;align-items:start}
.trygrid>*{min-width:0} /* or the card row's full width stretches the column instead of scrolling */
.panel{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.09);border-radius:20px;padding:1.4rem}
.stepper{display:flex;gap:.5rem;margin-bottom:1.2rem;flex-wrap:wrap}
.stepper span{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;padding:.38rem .75rem;
  border-radius:999px;border:1px solid rgba(255,255,255,.12);color:#71717a}
.stepper span.on{color:#0b0f14;background:var(--cyan-light);border-color:var(--cyan-light)}
.stepper span.done{color:var(--cyan-light);border-color:rgba(34,211,238,.4)}
.label{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:#71717a;margin:0 0 .6rem}
/* the Signature Collection: tier colours come from the brand (amber, zinc, cyan) */
.t-gold{--tier:#f59e0b;--tier-a:rgba(245,158,11,.38)}
.t-platinum{--tier:#d4d4d8;--tier-a:rgba(212,212,216,.32)}
.t-diamond{--tier:#22d3ee;--tier-a:rgba(34,211,238,.4)}
.collection{margin-bottom:1.3rem}
.collsub{font-size:.84rem;color:#8b8b94;line-height:1.45;margin-bottom:.85rem;max-width:52ch}
/* segmented tabs: Signature combos | Build your own */
.seg{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;margin-bottom:1rem;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}
.seg button{border:0;background:none;color:#a1a1aa;border-radius:9px;padding:.6rem .6rem;font-weight:700;font-size:.88rem;
  transition:background .15s,color .15s}
.seg button:hover{color:#fafafa}
.seg button[aria-selected="true"]{background:#fafafa;color:var(--ink);box-shadow:0 2px 10px rgba(0,0,0,.3)}
.filters{display:flex;gap:.4rem;margin-bottom:.9rem;overflow-x:auto;scrollbar-width:none}
.filters::-webkit-scrollbar{display:none}
.filters button{flex:none;white-space:nowrap;background:none;border:1px solid rgba(255,255,255,.12);color:#a1a1aa;border-radius:999px;
  padding:.34rem .85rem;font-size:.8rem;transition:border-color .15s,color .15s}
.filters button:hover{border-color:rgba(255,255,255,.3);color:#e4e4e7}
.filters button .ct{font-family:var(--mono);font-size:.62rem;color:#52525b;margin-left:.4rem}
.filters button[aria-pressed="true"]{background:#fafafa;color:var(--ink);border-color:#fafafa}
.filters button[aria-pressed="true"] .ct{color:#71717a}
/* a scrollable grid of cards, two across in the demo panel */
.presets{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:.7rem;max-height:468px;overflow-y:auto;
  overscroll-behavior:contain;padding:4px 8px 6px 2px;margin:0 -8px 0 -2px;scrollbar-width:thin;scrollbar-color:#3f3f46 transparent}
.preset{position:relative;display:flex;flex-direction:column;gap:.45rem;text-align:left;padding:.9rem .95rem .9rem;border-radius:16px;
  color:#e4e4e7;background:radial-gradient(120% 70% at 0% 0%,rgba(255,255,255,.07),transparent 60%),linear-gradient(165deg,#19212c,#0c1016 70%);
  border:1px solid rgba(255,255,255,.08);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 10px 22px rgba(0,0,0,.26);
  transition:transform .18s,border-color .18s,box-shadow .18s}
.preset::before{content:"";position:absolute;left:16px;right:16px;top:-1px;height:1px;
  background:linear-gradient(90deg,transparent,var(--tier),transparent)}
.preset:hover{transform:translateY(-2px);border-color:var(--tier-a);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 16px 30px rgba(0,0,0,.4)}
.preset[aria-pressed="true"]{border-color:var(--cyan-light);box-shadow:0 0 0 1px var(--cyan-light),0 0 30px rgba(34,211,238,.22)}
.preset .top{display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:.6rem;
  letter-spacing:.14em;text-transform:uppercase;color:#71717a}
.tier{font-family:var(--mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--tier);
  border:1px solid var(--tier-a);border-radius:999px;padding:.12rem .5rem}
.preset b{font-size:1.08rem;line-height:1.15;letter-spacing:-.015em;color:#fafafa}
.preset .scene{font-size:.78rem;line-height:1.42;color:#8b8b94;flex:1}
.preset .mv,.fcard .mv{display:flex;flex-wrap:wrap;gap:.3rem}
.preset .use{display:flex;align-items:center;justify-content:center;gap:.4rem;margin-top:.15rem;padding:.5rem;border-radius:10px;
  border:1px solid rgba(255,255,255,.14);font-weight:700;font-size:.82rem;color:#e4e4e7;transition:border-color .15s,background .15s}
.preset:hover .use{border-color:var(--cyan-light);background:rgba(34,211,238,.08)}
.preset[aria-pressed="true"] .use{border-color:var(--cyan-light);background:var(--cyan-light);color:#0b0f14}
/* world label + line icon */
.world{display:inline-flex;align-items:center;gap:.4rem;font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--wc,#71717a)}
.world svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.w-arena{--wc:#d97706}.w-screen{--wc:#2563eb}.w-stage{--wc:#0e7490}.w-rope{--wc:#dc2626}.w-house{--wc:#52525b}
.dark .w-arena{--wc:#f59e0b}.dark .w-screen{--wc:#60a5fa}.dark .w-stage{--wc:#22d3ee}.dark .w-rope{--wc:#f87171}.dark .w-house{--wc:#a1a1aa}
/* move tiles: each move keeps its own colour everywhere a combo is drawn */
.tile{font-style:normal;width:30px;height:30px;display:grid;place-items:center;font-size:1rem;line-height:1;border-radius:9px;
  background:hsl(var(--h) 90% 94%);border:1px solid hsl(var(--h) 70% 80%)}
.tile.vo{border-style:dashed}
.dark .tile{width:27px;height:27px;font-size:.92rem;border-radius:8px;background:hsla(var(--h),85%,58%,.16);border-color:hsla(var(--h),85%,64%,.42)}
.collnote{font-size:.74rem;color:#71717a;line-height:1.5;margin-top:.7rem}
.collnote .tiers{display:inline-flex;flex-wrap:wrap;align-items:center;gap:.3rem;margin-right:.45rem;font-family:var(--mono);font-size:.62rem;
  letter-spacing:.08em;text-transform:uppercase;color:#71717a}
.collnote .tiers i{font-style:normal;color:var(--tier);border:1px solid var(--tier-a);border-radius:999px;padding:.05rem .45rem;margin-left:.25rem}
.collnote .tiers i:first-child{margin-left:0}
#paneSig,#paneBuild{margin-bottom:1.2rem}
/* voice catchphrases (concept) under the pad */
.voicelabel{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;color:#fbbf24}
.voicelabel .tag{font-size:.56rem}
.voicepad{display:grid;grid-template-columns:repeat(6,1fr);gap:.45rem}
.vmove{display:flex;flex-direction:column;align-items:center;gap:.2rem;padding:.55rem .2rem;border-radius:12px;font-size:.74rem;
  color:#fde68a;background:rgba(245,158,11,.06);border:1px dashed rgba(245,158,11,.5);transition:transform .12s,background .15s}
.vmove .ic{font-size:1.05rem;line-height:1}
.vmove:hover{background:rgba(245,158,11,.14)}
.vmove:active,.vmove.hit{transform:scale(.94);background:rgba(245,158,11,.24)}
.vmove[disabled]{opacity:.35;cursor:not-allowed;transform:none}
.chip.vo{background:rgba(245,158,11,.12);border:1px dashed rgba(245,158,11,.55)}
.chip.vo .n{color:#fbbf24}
.movepad{display:grid;grid-template-columns:repeat(4,1fr);gap:.55rem;margin-bottom:1.2rem}
.move{position:relative;background:#111827;border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:.8rem .3rem .65rem;
  display:flex;flex-direction:column;align-items:center;gap:.25rem;color:#e4e4e7;font-size:.78rem;transition:transform .12s,border-color .15s,background .15s}
.move .ic{font-size:1.7rem;line-height:1}
.move kbd{position:absolute;top:.35rem;right:.45rem;font-family:var(--mono);font-size:.58rem;color:#52525b}
.move:hover{border-color:rgba(34,211,238,.6);background:#132033}
.move:active,.move.hit{transform:scale(.94);border-color:var(--cyan-light);background:#0e3a4a}
.move[disabled]{opacity:.35;cursor:not-allowed;transform:none}
.tray{min-height:58px;display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;padding:.6rem;border-radius:12px;
  border:1px dashed rgba(255,255,255,.16);margin-bottom:1rem}
.tray .empty{color:#52525b;font-size:.86rem;padding:0 .3rem}
.chip{display:inline-flex;align-items:center;gap:.35rem;background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.35);
  color:#e4e4e7;border-radius:999px;padding:.28rem .65rem;font-size:.8rem}
.chip:hover{border-color:var(--red);background:rgba(220,38,38,.14)}
.chip .n{font-family:var(--mono);font-size:.62rem;color:var(--cyan-light)}
.mask{display:inline-flex;gap:.45rem;padding:0 .3rem}
.mask i{width:14px;height:14px;border-radius:50%;border:2px solid #52525b}
.mask i.f{background:var(--cyan-light);border-color:var(--cyan-light);box-shadow:0 0 10px rgba(34,211,238,.6)}
.trayrow{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center}
.trayrow .hint{margin-left:auto;font-size:.78rem;color:#71717a}
.dark .btn-ghost{background:transparent;color:#e4e4e7;border-color:rgba(255,255,255,.18)}
.dark .btn-ghost:hover{border-color:rgba(255,255,255,.4)}
.device{position:sticky;top:84px}
.handbox{position:relative;height:300px;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(55% 55% at 50% 45%,rgba(34,211,238,.16),transparent 70%)}
.handbox svg{width:230px;overflow:visible}
.hand{transform-origin:143px 230px;transition:transform .35s cubic-bezier(.4,0,.2,1)}
.finger{transition:transform .32s cubic-bezier(.5,0,.3,1)}
.f1{transform-origin:96px 118px}.f2{transform-origin:130px 108px}.f3{transform-origin:164px 110px}
.f4{transform-origin:196px 120px}.thumb{transform-origin:66px 196px}
.p-fist .f1,.p-hook .f1,.p-thumb .f1{transform:rotate(74deg)}
.p-fist .f2,.p-hook .f2,.p-thumb .f2{transform:rotate(78deg)}
.p-fist .f3,.p-hook .f3,.p-thumb .f3{transform:rotate(78deg)}
.p-fist .f4,.p-thumb .f4{transform:rotate(72deg)}
.p-fist .thumb{transform:rotate(-40deg)}
.p-thumb .thumb{transform:rotate(40deg) translate(0,-10px)}
.p-horns .f2,.p-horns .f3,.p-peace .f3,.p-peace .f4,.p-point .f2,.p-point .f3,.p-point .f4{transform:rotate(78deg)}
.p-horns .thumb,.p-peace .thumb{transform:rotate(-40deg)}
.p-peace .f1{transform:rotate(-9deg)}.p-peace .f2{transform:rotate(7deg)}
.p-point .hand{transform:rotate(56deg)}
.fx-clap .hand{animation:clap .42s ease-in-out}
@keyframes clap{25%,75%{transform:scale(1.12)}50%{transform:scale(.97)}}
.fx-clap .burst{animation:burst .8s ease-out}
.fx-voice .glow{fill:#f59e0b}
.fx-voice .burst{border-color:#f59e0b;animation:burst .8s ease-out}
.fx-tap .hand{transform:translateX(16px) rotate(4deg)}
.fx-push .hand{transform:scale(1.1)}
.fx-wave .hand{animation:wave .7s ease-in-out}
@keyframes wave{25%{transform:rotate(-12deg)}75%{transform:rotate(12deg)}}
.burst{position:absolute;left:50%;top:46%;width:150px;height:150px;margin:-75px 0 0 -75px;border-radius:50%;
  border:3px solid var(--cyan-light);opacity:0;pointer-events:none}
.fx-boom .burst,.fx-ok .burst{animation:burst .8s ease-out}
.fx-ok .burst{border-color:#4ade80}
@keyframes burst{0%{opacity:.9;transform:scale(.3)}100%{opacity:0;transform:scale(1.7)}}
.glow{transition:fill .3s}
.fx-ok .glow{fill:#4ade80}
.fx-no .glow{fill:var(--red)}
.screen{background:#05070a;border:1px solid #27272a;border-radius:14px;padding:.9rem 1rem;margin:.6rem 0 0;min-height:96px;
  font-family:var(--mono);color:#e4e4e7}
.screen .st{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan-light);display:flex;justify-content:space-between;gap:.6rem}
.screen .st.amber{color:var(--amber-dark)}
.screen .st.red{color:#f87171}
.screen .st.green{color:#4ade80}
.screen .big{display:flex;align-items:center;gap:.9rem;margin-top:.55rem;min-height:40px}
.screen .big .digits{font-size:1.75rem}
.screen .msg{font-family:var(--sans);font-size:.86rem;color:#a1a1aa;line-height:1.45}
.login{background:#fff;border-radius:14px;padding:1rem 1.1rem;color:var(--body);margin-top:1.2rem}
.login .bar{display:flex;align-items:center;gap:.4rem;font-family:var(--mono);font-size:.68rem;color:var(--slate);
  border-bottom:1px solid var(--line);padding-bottom:.55rem;margin-bottom:.75rem}
.login .bar i{width:8px;height:8px;border-radius:50%;background:#e4e4e7}
.login h3,.dark .login h3{font-size:1rem;margin-bottom:.15rem;color:var(--ink)}
.login p{font-size:.82rem;color:var(--slate);margin-bottom:.6rem}
.login .row{display:flex;gap:.5rem}
.login output{flex:1;display:flex;align-items:center;border:1px solid var(--line);border-radius:10px;padding:.55rem .75rem;
  font-family:var(--mono);font-size:1.05rem;letter-spacing:.18em;color:var(--ink);min-height:44px;background:var(--paper-2)}
.login output:empty::before{content:attr(data-ph);letter-spacing:0;font-family:var(--sans);font-size:.86rem;color:#a1a1aa}
.login .btn{padding:.55rem .9rem;font-size:.86rem}
.login .ok{display:none;align-items:center;gap:.5rem;margin-top:.7rem;color:#15803d;font-weight:700;font-size:.92rem}
.login.signed .ok{display:flex}
.fineprint{font-size:.8rem;color:#71717a;margin-top:1rem;line-height:1.5}
.nojs{display:none}
html:not(.js) .nojs{display:block;color:#fafafa;margin-top:1.2rem}
html:not(.js) .trygrid{display:none}

/* how it works */
.how3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin:2.4rem 0 3.6rem;counter-reset:s}
.how{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.5rem;box-shadow:var(--sh);
  transition:border-color .3s,box-shadow .3s,transform .3s}
.how.on{border-color:#67e8f9;box-shadow:0 0 0 4px rgba(6,182,212,.1),var(--sh-lift);transform:translateY(-3px)}
.how .num{width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-weight:700;margin-bottom:1rem}
.how p{font-size:.95rem}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.1rem;margin-top:2rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.5rem;box-shadow:var(--sh);transition:transform .16s,box-shadow .16s}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-lift)}
.card .tag{margin-bottom:.85rem}
.card h3{margin-bottom:.35rem}
.card p{font-size:.94rem}
.soft{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* straight talk */
.is-isnt{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:2rem 0 2.6rem}
.is-isnt div{border-radius:var(--r);padding:1.2rem 1.35rem;border:1px solid var(--line);background:#fff}
.is-isnt .yes{border-left:4px solid var(--cyan)}
.is-isnt .no{border-left:4px solid var(--amber)}
.is-isnt b{color:var(--ink)}
.threats{display:grid;grid-template-columns:.9fr 1.1fr;gap:1.3rem;align-items:start}
.tlist{display:flex;flex-direction:column;gap:.45rem}
.tbtn{display:flex;align-items:center;justify-content:space-between;gap:.8rem;text-align:left;background:#fff;border:1px solid var(--line);
  border-radius:12px;padding:.8rem 1rem;color:var(--ink);font-weight:700;font-size:.95rem;transition:border-color .15s,background .15s}
.tbtn:hover{border-color:#a1a1aa}
.tbtn[aria-selected="true"]{border-color:var(--ink);background:var(--ink);color:#fff}
.v{font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;padding:.2rem .5rem;border-radius:999px;white-space:nowrap}
.v.stop{background:var(--cyan-tint);color:var(--cyan-ink)}
.v.slow{background:var(--amber-tint);color:#92400e}
.v.not{background:var(--red-tint);color:#991b1b}
.tpanel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.8rem;box-shadow:var(--sh-lift);position:sticky;top:90px}
.tpanel h3{font-size:1.45rem;margin:.8rem 0 .6rem}
.tpanel p{font-size:1rem}
.tpanel .meter{display:flex;gap:4px;margin-top:1.4rem}
.tpanel .meter i{flex:1;height:6px;border-radius:3px;background:var(--line)}
.tpanel[data-v="stop"] .meter i{background:var(--cyan)}
.tpanel[data-v="slow"] .meter i:nth-child(-n+2){background:var(--amber)}
.tpanel[data-v="not"] .meter i:first-child{background:var(--red)}
.js .tdetail{display:none}
.tdetail{margin-bottom:1rem}
.tally{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--slate);margin-top:1rem}
.after{margin-top:2rem;font-size:.95rem}

/* hardening */
.soon{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--slate);margin-top:1.5rem;line-height:1.8}

/* bench / film */
.bench .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:3rem;align-items:center}
.film{aspect-ratio:16/9;border-radius:20px;border:2px dashed #d4d4d8;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:.6rem;background:#fff;text-align:center;padding:1rem;color:var(--slate)}
.film .play{width:62px;height:62px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.3rem;
  box-shadow:0 12px 30px rgba(37,99,235,.3)}
.film small{font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase}

/* concept board */
.concept .cards{grid-template-columns:repeat(4,1fr)}
.concept .card{background:var(--paper-2);border-style:dashed}
.concept .card:hover{transform:none}
.says{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.9rem}
.says button{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.3rem .7rem;font-size:.82rem;color:var(--ink)}
.says button:hover{border-color:var(--cyan)}
.bubble{min-height:2.1rem;margin-top:.8rem;font-weight:700;font-size:1.25rem;color:var(--ink)}
.bubble.pop{animation:pop .5s cubic-bezier(.3,1.6,.5,1)}
@keyframes pop{0%{transform:scale(.6);opacity:0}100%{transform:none;opacity:1}}
.forms{display:flex;gap:.7rem;margin-top:1rem;align-items:flex-end}
.forms .pocket{width:34px;height:52px;border-radius:10px}
.forms .dock{width:86px;height:40px;border-radius:12px}
.forms .pocket,.forms .dock{background:var(--sw,#18181b);display:flex;align-items:center;justify-content:center;color:var(--cyan-light);
  font-size:.9rem;transition:background .3s}
.forms span{display:block;font-family:var(--mono);font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;color:var(--slate);margin-top:.35rem;text-align:center}
.swatches{display:flex;gap:.5rem;margin-top:.9rem}
.swatches button{width:30px;height:30px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--line)}
.swatches button[aria-pressed="true"]{box-shadow:0 0 0 2px var(--ink)}
.swname{font-size:.82rem;color:var(--slate);margin-top:.5rem}

/* home: Signature Collection (featured cards) */
.center{text-align:center}
.center .eyebrow{justify-content:center}
.center .lede{margin:0 auto}
.featured{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem;margin:2.4rem 0 2rem;text-align:left}
.fcard{position:relative;display:flex;flex-direction:column;gap:.55rem;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:1.25rem 1.2rem 1.15rem;box-shadow:var(--sh);transition:transform .16s,box-shadow .16s}
.fcard::before{content:"";position:absolute;left:18px;right:18px;top:-1px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,transparent,var(--tier),transparent)}
.fcard.t-platinum{--tier:#a1a1aa;--tier-a:#d4d4d8}
.fcard.t-gold{--tier:#d97706;--tier-a:#fcd34d}
.fcard.t-diamond{--tier:#0891b2;--tier-a:#a5f3fc}
.fcard:hover{transform:translateY(-3px);box-shadow:var(--sh-lift)}
.fcard .ftop{display:flex;justify-content:space-between;align-items:center;gap:.5rem}
.fcard h3{font-size:1.15rem}
.fcard .scene{font-size:.88rem;color:var(--cyan-ink);line-height:1.45;flex:1}
.fcard .mv{margin:.2rem 0 .5rem}
.fcard .use{justify-content:center;width:100%;padding:.6rem .8rem;font-size:.88rem}
.fnote{font-size:.8rem;color:var(--slate);margin-top:1.1rem}

/* voice layer (concept) */
.voice .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:3.2rem;align-items:center}
.pill.amber{color:#92400e;background:var(--amber-tint);border-color:#fcd34d}
.amberg{background:linear-gradient(135deg,#f59e0b,#d97706);-webkit-background-clip:text;background-clip:text;color:transparent}
.voice .says{margin-top:1.3rem}
.voice .says button{background:var(--amber-tint);border:1px solid #fcd34d;border-radius:8px;color:#92400e;padding:.38rem .8rem;font-size:.86rem}
.voice .says button:hover{border-color:var(--amber);background:#fef3c7}
.voice .bubble{min-height:1.9rem;margin:.55rem 0 .6rem}
.vcard{background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.5rem 1.6rem;box-shadow:var(--sh-lift)}
.vcard .vh{display:flex;align-items:center;gap:.85rem}
.vcard .vh>div{flex:1}
.vcard h3{font-size:1.02rem}
.vcard .vh p{font-size:.82rem;color:var(--slate)}
.vcard .mic{width:46px;height:46px;border-radius:50%;background:var(--amber-tint);display:grid;place-items:center;font-size:1.25rem;flex:none}
.seq{display:flex;align-items:center;flex-wrap:wrap;gap:.45rem;margin:1.4rem 0 .9rem}
.seq .tile{width:48px;height:48px;font-size:1.4rem;border-radius:13px}
.seq .arr{color:#a1a1aa;font-size:1.1rem}
.seqcap{font-size:.84rem;color:var(--slate)}

/* straight talk: checklist + threat-coverage card */
.checks{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,280px));gap:.55rem 1.6rem;margin:1.4rem 0 0}
.checks li{display:flex;align-items:center;gap:.55rem;color:var(--ink);font-size:.95rem}
.checks li::before{content:"";width:18px;height:18px;flex:none;border-radius:50%;background:var(--cyan-tint);
  box-shadow:inset 0 0 0 1.5px var(--cyan);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Cpath d='M5 9.2l2.6 2.6L13 6.4' fill='none' stroke='%230e7490' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.tcard{background:#fff;border:1px solid var(--line);border-radius:20px;padding:1.1rem 1.3rem 1rem;box-shadow:var(--sh)}
.tcard-h{display:flex;justify-content:space-between;font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--slate);padding-bottom:.6rem}
.tcard .tlist{gap:0}
.tcard .tbtn{background:none;border:0;border-top:1px solid var(--line);border-radius:0;padding:.82rem .5rem;font-weight:500;color:var(--ink)}
.tcard .tbtn:hover{background:var(--paper-2)}
.tcard .tbtn[aria-selected="true"]{background:var(--cyan-tint);color:var(--ink);border-radius:10px;border-top-color:transparent;
  box-shadow:inset 3px 0 0 var(--cyan)}
.tcard .tbtn[aria-selected="true"]+.tbtn{border-top-color:transparent}
.tcard .tally{margin-top:.8rem;padding-top:.7rem;border-top:1px solid var(--line)}

/* concept: two form factors */
.ff{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-top:2.2rem}
.ffcard{background:var(--paper-2);border:1px dashed #d4d4d8;border-radius:var(--r);padding:1.5rem;display:flex;flex-direction:column}
.ffh{display:flex;align-items:center;gap:.85rem;margin-bottom:1.1rem;flex-wrap:wrap}
.ffh>div{flex:1;min-width:140px}
.ffh h3{font-size:1.1rem}
.ffh p{font-size:.84rem;color:var(--slate)}
.ffic{width:46px;height:46px;border-radius:12px;background:var(--cyan-tint);display:grid;place-items:center;flex:none}
.ffic.blue{background:#eff6ff}
.ffic svg{width:24px;height:24px;fill:none;stroke:var(--cyan-ink);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ffic.blue svg{stroke:var(--blue)}
.ticks{list-style:none;display:grid;gap:.5rem;flex:1}
.ticks li{display:flex;gap:.55rem;font-size:.93rem;line-height:1.45}
.ticks li::before{content:"";width:16px;height:16px;flex:none;margin-top:.2rem;border-radius:50%;box-shadow:inset 0 0 0 1.5px #a1a1aa;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.3 2.3L11.5 5.8' fill='none' stroke='%2371717a' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.ffcard .forms{margin-top:1.2rem}
.swrow{display:flex;align-items:center;gap:1rem;flex-wrap:wrap;margin-top:1.4rem}
.swrow .label{margin:0;color:var(--slate)}
.swrow .swatches,.swrow .swname{margin:0}

/* journey */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:.9rem;margin-top:2.4rem}
.step{background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.09);border-radius:var(--r);padding:1.2rem}
.step .n{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;color:var(--cyan-light);margin-bottom:.5rem}
.step h3{font-size:1rem;margin-bottom:.3rem}
.step p{font-size:.86rem}
.step.now{border-color:var(--cyan-light);background:rgba(34,211,238,.1);box-shadow:0 0 30px rgba(34,211,238,.12)}
.here{display:inline-block;font-family:var(--mono);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:#0b0f14;
  background:var(--cyan-light);border-radius:999px;padding:.14rem .5rem;margin-bottom:.55rem}

/* launch */
.lgrid{display:grid;grid-template-columns:1.1fr .9fr;gap:1.4rem;margin-top:2rem}
.lbox{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:1.4rem 1.5rem}
.lbox h3{margin-bottom:.6rem}
.lbox ul{padding-left:1.1rem;font-size:.95rem}.lbox li{margin:.35rem 0}
.lbox .btn{margin-top:1.1rem}
.follow{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}
.follow span{border:1px solid #a5f3fc;color:var(--body);border-radius:8px;padding:.38rem .75rem;font-family:var(--mono);
  font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}
.dark a{color:var(--cyan-light)}

/* footer */
footer{background:var(--ink);color:#a1a1aa;padding:2.6rem 0;font-size:.86rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center}
footer a{color:#e4e4e7}
footer a:hover{color:var(--cyan-light)}
footer .meta{font-family:var(--mono);font-size:.72rem}

/* reveal (driven from the scroll event in site.js) */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.js .rv.in{opacity:1;transform:none}

/* ---------- shared dark-section parts (sections alternate light / dark down the page) ---------- */
.btn-light,.dark a.btn-light{background:#fafafa;color:var(--ink)}
.btn-light:hover{box-shadow:0 10px 26px rgba(34,211,238,.25)}
.dark .tag{background:rgba(34,211,238,.12);color:var(--cyan-light)}
.dark .tag.amber{background:rgba(245,158,11,.14);color:#fbbf24}
.dark .card{background:linear-gradient(165deg,rgba(255,255,255,.055),rgba(255,255,255,.02));border-color:rgba(255,255,255,.09);box-shadow:none}
.dark .card:hover{box-shadow:0 16px 34px rgba(0,0,0,.35);border-color:rgba(255,255,255,.16)}
.dark .card p{color:#a1a1aa}
.dark .soon{color:#8b8b94}
.dark .label{color:#8b8b94}
/* voice layer, dark */
.dark .pill.amber{color:#fbbf24;background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.4)}
.dark.voice .says button{background:rgba(245,158,11,.1);border-color:rgba(245,158,11,.45);color:#fde68a}
.dark.voice .says button:hover{background:rgba(245,158,11,.2);border-color:#f59e0b}
.dark .bubble{color:#fafafa}
.dark .vcard{background:radial-gradient(120% 70% at 0% 0%,rgba(255,255,255,.07),transparent 60%),linear-gradient(165deg,#19212c,#0c1016 70%);
  border-color:rgba(255,255,255,.1);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),0 22px 44px rgba(0,0,0,.4)}
.dark .vcard .vh p,.dark .seqcap{color:#8b8b94}
.dark .vcard .mic{background:rgba(245,158,11,.14)}
.dark .seq .arr{color:#52525b}
/* two form factors, dark */
.dark .ffcard{background:rgba(255,255,255,.03);border-color:rgba(255,255,255,.18)}
.dark .ffh p{color:#8b8b94}
.dark .ffic{background:rgba(34,211,238,.12)}
.dark .ffic svg{stroke:var(--cyan-light)}
.dark .ffic.blue{background:rgba(96,165,250,.13)}
.dark .ffic.blue svg{stroke:#60a5fa}
.dark .ticks li::before{box-shadow:inset 0 0 0 1.5px #52525b;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.3 2.3L11.5 5.8' fill='none' stroke='%23a1a1aa' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.dark .forms .pocket,.dark .forms .dock{box-shadow:0 0 0 1px rgba(255,255,255,.22),inset 0 1px 0 rgba(255,255,255,.12)}
.dark .swatches button{border-color:#141b24;box-shadow:0 0 0 1px rgba(255,255,255,.28)}
.dark .swatches button[aria-pressed="true"]{box-shadow:0 0 0 2px var(--cyan-light)}
.dark .swname{color:#a1a1aa}

/* ---------- the hand lab: a simplified 3D model you can pose ---------- */
.labgrid{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,.92fr);gap:1.6rem;align-items:start;margin-top:2.2rem}
.stage{position:sticky;top:88px;aspect-ratio:1/1;border-radius:24px;overflow:hidden;border:1px solid rgba(255,255,255,.1);
  background:radial-gradient(58% 48% at 50% 40%,rgba(148,163,184,.24),transparent 72%),
    radial-gradient(46% 26% at 50% 86%,rgba(34,211,238,.16),transparent 70%),linear-gradient(180deg,#1b2431,#0a0e14);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.07),0 26px 54px rgba(0,0,0,.38)}
.stage canvas{display:block;width:100%;height:100%;cursor:grab;touch-action:pan-y;border-radius:24px}
.stage canvas.grabbing{cursor:grabbing}
.stage canvas:focus-visible{outline:none;box-shadow:inset 0 0 0 3px var(--cyan)}
.stag{position:absolute;top:14px;left:14px;pointer-events:none}
.vreset{position:absolute;top:10px;right:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);color:#e4e4e7;
  border-radius:999px;padding:.3rem .75rem;font-size:.78rem;transition:border-color .15s}
.vreset:hover{border-color:var(--cyan-light)}
.hint{position:absolute;left:12px;right:12px;bottom:14px;text-align:center;font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;
  text-transform:uppercase;color:#8b8b94;pointer-events:none;transition:opacity .5s}
.hint.gone{opacity:0}
.rig{background:linear-gradient(165deg,rgba(255,255,255,.055),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.1);border-radius:24px;padding:1.3rem 1.4rem 1.4rem}
.rgroup+.rgroup{margin-top:1rem;padding-top:.95rem;border-top:1px solid rgba(255,255,255,.08)}
.rh{display:flex;justify-content:space-between;gap:1rem;font-family:var(--mono);font-size:.63rem;letter-spacing:.14em;text-transform:uppercase;
  color:#71717a;margin-bottom:.4rem}
.rh span:first-child{color:var(--cyan-light)}
.rh2{margin-top:.85rem}
.rrow{display:grid;grid-template-columns:3.9rem minmax(0,1fr) 5.4rem;align-items:center;gap:.7rem;padding:.1rem 0;font-size:.9rem;color:#e4e4e7;cursor:pointer}
.rrow input{width:100%;height:26px;margin:0;accent-color:var(--cyan-light);cursor:pointer}
.rrow output{font-family:var(--mono);font-size:.72rem;color:#a1a1aa;text-align:right;white-space:nowrap}
.monly{font-size:.8rem;line-height:1.45;color:#fde68a;background:rgba(245,158,11,.08);border:1px solid rgba(245,158,11,.3);border-radius:10px;
  padding:.45rem .65rem;margin-top:.45rem}
.monly b{color:#fbbf24}
.poses{display:flex;flex-wrap:wrap;gap:.4rem}
.poses button{display:inline-flex;align-items:center;gap:.35rem;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);border-radius:999px;
  padding:.34rem .72rem;font-size:.84rem;color:#e4e4e7;transition:border-color .15s,background .15s,transform .1s}
.poses button:hover{border-color:var(--cyan-light);background:rgba(34,211,238,.1)}
.poses button:active{transform:scale(.96)}
.moves button{border-style:dashed}
.rreset{margin-top:1.15rem;width:100%;justify-content:center}
.handfacts{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin-top:1.8rem;font-size:.9rem;line-height:1.5}
.handfacts li{display:flex;gap:.65rem;align-items:flex-start}
.handfacts b{color:#fafafa}
.handfacts .ic{flex:none;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;font-size:.78rem;font-weight:700;margin-top:.05rem}
.ic.ok{background:rgba(34,211,238,.14);color:var(--cyan-light)}
.ic.mo{background:rgba(245,158,11,.14);color:#fbbf24}
.ic.no{background:rgba(255,255,255,.08);color:#d4d4d8}
/* the demo's hand: the same 3D model, with hover effects (spotlight follows the cursor, one scan sweep) */
.handbox canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.handbox.is3d::before{content:"";position:absolute;inset:0;border-radius:16px;pointer-events:none;opacity:0;transition:opacity .35s;
  background:radial-gradient(170px circle at var(--mx,50%) var(--my,45%),rgba(34,211,238,.2),transparent 70%)}
.handbox.is3d:hover::before{opacity:1}
.scanline{position:absolute;left:12%;right:12%;top:6%;height:2px;border-radius:2px;pointer-events:none;opacity:0;
  background:linear-gradient(90deg,transparent,#22d3ee,transparent);box-shadow:0 0 14px 2px rgba(34,211,238,.55)}
.handbox.is3d:hover .scanline{animation:scan 1.3s ease-in-out}
@keyframes scan{0%{top:6%;opacity:0}12%{opacity:1}88%{opacity:.85}100%{top:92%;opacity:0}}
.handbox .burst{z-index:2}
@media (prefers-reduced-motion:reduce){.scanline{display:none}}

@media (max-width:1000px){
  .labgrid{grid-template-columns:1fr}
  .stage{top:72px;z-index:5;aspect-ratio:auto;height:min(46vh,400px)}
  .handfacts{grid-template-columns:1fr}
}
@media (max-width:520px){
  .rig{padding:1.1rem 1rem 1.2rem}
  .rrow{grid-template-columns:3.4rem minmax(0,1fr) 4.9rem;gap:.55rem}
  .rh span+span{display:none}
  .vreset{top:auto;bottom:10px}
  .hint{right:auto;bottom:15px;max-width:56%;text-align:left;font-size:.58rem;line-height:1.55}
}

@media (max-width:1000px){
  .trygrid,.threats{grid-template-columns:1fr}
  .tpanel{position:static}
  /* phones/tablets: the hand + its screen ride along at the top while you tap */
  .trygrid{gap:.8rem}
  .device{order:-1;position:sticky;top:72px;z-index:5}
  .device .panel{background:#111720;padding:.6rem .8rem .8rem;box-shadow:0 12px 30px rgba(0,0,0,.45);
    display:grid;grid-template-columns:104px 1fr;gap:.8rem;align-items:center}
  .handbox{height:112px}
  .handbox svg{width:84px}
  .burst{width:90px;height:90px;margin:-45px 0 0 -45px}
  .screen{margin:0;min-height:84px;padding:.7rem .8rem}
  .screen .big .digits{font-size:1.35rem}
  .concept .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
  .featured{grid-template-columns:1fr 1fr}
  .voice .wrap{grid-template-columns:1fr;gap:2.2rem}
}
@media (max-width:860px){
  .hero{padding-top:6.5rem}
  .hero .wrap,.bench .wrap,.lgrid,.is-isnt{grid-template-columns:1fr}
  .hero .wrap{gap:2.4rem}
  .photo{transform:none}
  .how3{grid-template-columns:1fr}
  .proof ul{grid-template-columns:1fr 1fr}
  .topbar nav a:not(.btn):not(.keep){display:none}
  section{padding:4.4rem 0}
  .ff{grid-template-columns:1fr}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .concept .cards{grid-template-columns:1fr}
  .movepad{grid-template-columns:repeat(4,1fr);gap:.4rem}
  .move{font-size:.68rem;padding:.65rem .15rem .55rem}
  .move .ic{font-size:1.45rem}
  .move kbd{display:none}
  .panel{padding:1rem}
  .presets{grid-template-columns:1fr;max-height:420px}
  .preset{padding:.85rem .9rem .85rem}
  .collsub{font-size:.8rem}
  .seg button{font-size:.8rem;padding:.55rem .3rem}
  .voicepad{grid-template-columns:repeat(3,1fr)}
  .featured{grid-template-columns:1fr}
  .checks{grid-template-columns:1fr}
  .seq{gap:.3rem}
  .seq .tile{width:36px;height:36px;font-size:1.05rem;border-radius:10px}
  .vcard{padding:1.2rem}
  .digits{font-size:1.35rem}
  .topbar .wrap{gap:.8rem}
  .topbar nav{gap:.9rem}
  .logo img{height:26px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none;transition:none}
  .finger,.hand,.how,.card,.btn{transition:none}
  .fx-wave .hand,.fx-clap .hand,.burst,.bubble.pop{animation:none!important}
  .preset{transition:none}.preset:hover{transform:none}
}