/* Kinematic · round 2 · shared styles
   Layout: dark, image-led. The logo gradient only travels along wires.
   Path colors are the four stops of that gradient. */
:root{
  color-scheme: dark;
  --ink:#06080B; --ink-2:#0B0F13; --ink-3:#11161D; --ink-4:#1A2029;
  --fg:#F3F1EC; --mute:#A1A7AF; --dim:#7A818A; --line:rgba(243,241,236,.09); --line-2:rgba(243,241,236,.18);
  --create:#30B9FE; --edit:#4593FE; --simulate:#5B6DFF; --perform:#9A5BFF; --play:#DD3BFC; --ok:#3DDC97;
  --display:"Sora","Avenir Next",system-ui,sans-serif;
  --body:"Hanken Grotesk","Helvetica Neue",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --gut:clamp(16px,4.2vw,64px);
  --navh:60px; --barh:36px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--ink);scroll-behavior:smooth;scroll-padding-top:120px}
body{background:var(--ink);color:var(--fg);font-family:var(--body);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,video{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--create);outline-offset:3px}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.02em}
.wrap{padding-inline:var(--gut);max-width:1480px;margin-inline:auto}
.kmark{display:block;overflow:visible}
.wm{display:inline-block;height:15px;aspect-ratio:910/158;background:currentColor;-webkit-mask:url(../assets/wordmark.png) center/contain no-repeat;mask:url(../assets/wordmark.png) center/contain no-repeat}

/* release bar + nav */
.top{position:fixed;inset:0 0 auto 0;z-index:40;padding-top:env(safe-area-inset-top,0px)}
.rel{height:var(--barh);display:flex;align-items:center;justify-content:center;gap:12px;background:#0A0D11;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:12px;color:var(--mute);padding-inline:16px;white-space:nowrap;overflow:hidden}
.rel b{color:var(--fg);font-weight:500}
.rel i{width:6px;height:6px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);flex:none}
.rel a{color:var(--fg);border-bottom:1px solid var(--line-2)}
.rel a:hover{border-color:var(--fg)}
.nav{height:var(--navh);display:flex;align-items:center;border-bottom:1px solid transparent;transition:background .3s,border-color .3s}
.top.solid .nav{background:#06080B;border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;gap:26px;width:100%}
.brand{display:flex;align-items:center;gap:12px;color:var(--fg)}
.brand svg{height:26px;width:auto}
.ways{display:flex;gap:22px;margin-left:26px}
.ways a{display:flex;align-items:center;gap:8px;font-size:14.5px;color:var(--mute);transition:color .2s}
.ways a i{width:7px;height:7px;border-radius:50%;background:var(--c)}
.ways a:hover,.ways a[aria-current]{color:var(--fg)}
.nav .right{margin-left:auto;display:flex;align-items:center;gap:20px;font-size:14.5px;color:var(--mute)}
.nav .right a:hover{color:var(--fg)}
.btn{display:inline-flex;align-items:center;gap:10px;height:46px;padding:0 20px;border-radius:3px;font-weight:600;font-size:15.5px;transition:transform .2s,background .2s,border-color .2s}
.btn.solid{background:var(--fg);color:var(--ink)}
.btn.solid:hover{background:#fff;transform:translateY(-1px)}
.btn.ghost{border:1px solid var(--line-2);color:var(--fg)}
.btn.ghost:hover{border-color:var(--fg)}
.nav .btn{height:36px;padding:0 14px;font-size:14px}
.btn small{font-family:var(--mono);font-size:11px;font-weight:400;opacity:.65}

/* type */
.eyebrow{display:block;color:var(--dim);margin-bottom:16px}
h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.04em;text-wrap:balance}
.h2{font-size:clamp(36px,4.8vw,72px);line-height:.98}
.lede{color:var(--mute);font-size:clamp(17px,1.3vw,19px);max-width:560px}
.sh{display:flex;justify-content:space-between;align-items:end;gap:24px 40px;flex-wrap:wrap;padding-bottom:40px}
.sh .lede{flex:0 1 460px}
.sec{padding-block:clamp(56px,6.5vw,104px)}
.rule{border-top:1px solid var(--line)}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips span,.chips a{font-family:var(--mono);font-size:12px;color:var(--fg);border:1px solid var(--line-2);border-radius:3px;padding:5px 9px;background:rgba(255,255,255,.02)}
.chips a:hover{border-color:var(--c,var(--fg))}
.chips.c span{border-color:color-mix(in srgb,var(--c) 45%,transparent)}

/* framed media */
.shot{position:relative;border:1px solid var(--line-2);border-radius:5px;overflow:hidden;background:#000}
.shot img,.shot video{width:100%;height:100%;object-fit:cover}
.shot.contain img{object-fit:contain}
.shot.light img{object-fit:contain;background:#f2f2f0}
.shot figcaption,.cap{font-family:var(--mono);font-size:11.5px;color:var(--mute)}
.shot figcaption{position:absolute;left:10px;bottom:10px;right:10px;width:max-content;max-width:calc(100% - 20px);color:var(--fg);background:rgba(6,8,11,.8);padding:6px 9px;border-radius:3px}
.shot .tag{position:absolute;top:10px;left:10px;font-family:var(--mono);font-size:11px;color:var(--ink);background:var(--c,var(--fg));padding:3px 7px;border-radius:2px}

/* signal wire under titles */
.wire{display:block;height:2px;width:72px;background:linear-gradient(90deg,#30B9FE,#5B6DFF 35%,#8151FE 62%,#DD3BFC);border-radius:2px}

/* footer */
footer{border-top:1px solid var(--line);padding-block:56px 110px}
.fwrap{display:grid;grid-template-columns:1.5fr repeat(5,minmax(0,1fr));gap:28px}
footer h5{font-family:var(--mono);font-weight:400;font-size:12px;color:var(--dim);margin-bottom:12px}
footer ul{list-style:none;display:grid;gap:7px;font-size:15px;color:var(--mute)}
footer a:hover{color:var(--fg)}
.fbrand{display:flex;flex-direction:column;gap:16px;color:var(--mute);font-size:15px}
.fbrand .brand svg{height:32px}.fbrand .wm{height:18px}

/* review bar (mock only) */
.rv{position:fixed;left:50%;bottom:calc(14px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:90;display:flex;gap:2px;padding:4px;background:#000;border:1px solid rgba(255,255,255,.16);border-radius:4px;font-family:var(--mono);font-size:11px}
.rv a{padding:7px 10px;color:#9aa0a8;border-radius:2px;white-space:nowrap}
.rv a:hover{color:#fff}
.rv a[aria-current]{color:#000;background:#fff}
.rv .s{display:none}

@media (max-width:1180px){ .fwrap{grid-template-columns:repeat(3,minmax(0,1fr))} .fbrand{grid-column:1/-1} }
@media (max-width:1080px){ .ways{display:none} }
@media (max-width:600px){ .fwrap{grid-template-columns:1fr 1fr} }
@media (max-width:760px){
  .nav .right a:not(.btn){display:none}
  .rel .long{display:none}
  .rv .l{display:none}.rv .s{display:inline}
}
@media (prefers-reduced-motion:reduce){ *{animation:none!important;transition:none!important} html{scroll-behavior:auto} }

/* contact dialog */
.kc{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:16px}
.kc-back{position:absolute;inset:0;background:rgba(3,5,8,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;transition:opacity .2s}
.kc-panel{position:relative;width:min(560px,100%);max-height:calc(100dvh - 32px);overflow:auto;background:var(--ink-2);border:1px solid var(--line-2);border-radius:10px;padding:clamp(22px,4vw,34px);box-shadow:0 40px 90px rgba(0,0,0,.6);transform:translateY(14px);opacity:0;transition:transform .25s,opacity .2s}
.kc-panel::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;border-radius:10px 10px 0 0;background:linear-gradient(90deg,#30B9FE,#5B6DFF 35%,#8151FE 62%,#DD3BFC)}
.kc.on .kc-back{opacity:1}
.kc.on .kc-panel{transform:none;opacity:1}
.kc-x{position:absolute;top:12px;right:12px;width:36px;height:36px;border-radius:50%;border:1px solid var(--line-2);background:transparent;color:var(--mute);font-size:20px;line-height:1;cursor:pointer}
.kc-x:hover{color:var(--fg);border-color:var(--fg)}
.kc h2{font-size:clamp(30px,4vw,42px);letter-spacing:-.04em;line-height:1;margin-top:8px}
.kc-lede{color:var(--mute);margin-top:12px;font-size:16px;max-width:440px}
.kc-form{display:grid;gap:14px;margin-top:22px}
.kc-f{display:grid;gap:6px}
.kc-f span{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--dim)}
.kc-f input,.kc-f textarea{width:100%;background:var(--ink);border:1px solid var(--line-2);border-radius:5px;color:var(--fg);font:16px var(--body);padding:12px 14px;resize:vertical}
.kc-f input:focus,.kc-f textarea:focus{outline:2px solid #5B6DFF;outline-offset:1px;border-color:transparent}
.kc-trap{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.kc-check{min-height:65px;display:flex;align-items:center}
.kc-ph{display:flex;align-items:center;width:100%;min-height:65px;padding:0 14px;border:1px dashed var(--line-2);border-radius:5px;font-size:12px;color:var(--dim)}
.kc-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.kc-send[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.kc-note{font-size:12.5px;color:var(--ok)}
.kc-err{color:#ff8a8a;font-size:14.5px}
.kc-panel.done .kc-form > :not(.kc-row){opacity:.35;pointer-events:none}
html.kc-open{overflow:hidden}
@media (prefers-reduced-motion:reduce){.kc-back,.kc-panel{transition:none}}

.kc[hidden]{display:none}

/* section rail (sticky under the hero). The same rules live in sub.css; repeated here so pages without sub.css get it. */
.srail{position:sticky;top:calc(var(--barh) + var(--navh) + env(safe-area-inset-top,0px));z-index:30;background:#06080B;border-block:1px solid var(--line)}
.srail .wrap{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;padding-block:10px;align-items:center}
.srail .wrap::-webkit-scrollbar{display:none}
.srail a{flex:none;font-size:14px;color:var(--mute);padding:7px 12px;border-radius:3px;border:1px solid transparent;transition:color .2s,border-color .2s}
.srail a:hover{color:var(--fg)}
.srail .door{flex:none;font-size:14px;color:var(--fg);display:flex;align-items:center;gap:8px;padding:7px 12px;border-radius:3px;border:1px solid var(--line-2);margin-right:6px}
.srail .door i{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.srail a.on{color:var(--ink);background:var(--accent);border-color:var(--accent)}
.srail .grp{flex:none;color:var(--dim);font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:0 8px 0 2px}
.srail .sep{flex:none;width:1px;height:20px;background:var(--line-2);margin:0 6px}

/* the system name inside a Download button sits one word-space after "Download", not a flex gap away */
.btn .dl-os{margin-left:calc(.27em - 10px)}
.btn .dl-os[hidden]{display:none}

/* subpage cards under a section page's hero (stamped by chrome.py): every subpage, seen near the top */
.subs{padding-block:8px 40px}
.subs-h{display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding-top:28px;margin-bottom:16px}
.subs-h .eyebrow{margin:0;color:var(--accent,var(--fg))}
.subs-h .n{color:var(--dim)}
.subs-g{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,210px),1fr));gap:12px}
.subcard{position:relative;display:flex;flex-direction:column;border:1px solid var(--line-2);border-radius:6px;background:var(--ink-2);overflow:hidden;transition:border-color .2s,transform .2s}
.subcard:hover,.subcard:focus-visible{border-color:var(--accent,var(--fg));transform:translateY(-2px)}
.subcard .pic{display:block;aspect-ratio:16/10;background:#0d1116;overflow:hidden}
.subcard .pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.subcard:hover .pic img{transform:scale(1.04)}
.subcard .t{display:flex;flex-direction:column;gap:4px;padding:14px 40px 16px 16px}
.subcard b{font-family:var(--display);font-size:19px;letter-spacing:-.02em}
.subcard em{font-style:normal;color:var(--mute);font-size:14px;line-height:1.35}
.subcard .sgo{position:absolute;right:14px;bottom:14px;color:var(--accent,var(--fg));transition:transform .2s}
.subcard:hover .sgo{transform:translateX(3px)}