/* Traceome hackathon site. Monochrome: black ink on white, greys for structure. Only product screenshots carry colour. */
:root{--bg:#fff;--soft:#f6f6f5;--soft2:#efefed;--ink:#111;--head:#0a0a0a;--muted:#5c5c5c;--faint:#8d8d8d;--line:#e5e5e3;
  --line2:#d4d4d1;--shadow:0 18px 50px rgba(0,0,0,.08),0 2px 8px rgba(0,0,0,.05)}
*{box-sizing:border-box}
img{max-width:100%;height:auto;display:block;border-radius:14px;border:1px solid var(--line)}
html{scroll-padding-top:calc(var(--top-h,72px) + 16px);scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 Inter,system-ui,sans-serif;-webkit-text-size-adjust:100%}
a{color:var(--head);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
strong{color:var(--head);font-weight:600}
code{font:500 .84em 'JetBrains Mono',ui-monospace,monospace;background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:1px 5px;color:var(--head);overflow-wrap:anywhere}
pre{background:var(--soft);border:1px solid var(--line);color:var(--head);border-radius:14px;padding:18px 20px;overflow-x:auto;font:500 13px/1.6 'JetBrains Mono',ui-monospace,monospace}
pre code{background:none;border:0;padding:0}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace}
details.more{margin:24px 0}
details.more summary{cursor:pointer;font:600 15px Inter;list-style:none;display:inline-flex;gap:8px;align-items:center}
details.more summary::-webkit-details-marker{display:none}
details.more summary::before{content:"+";display:inline-grid;place-content:center;width:22px;height:22px;border:1px solid var(--line2);border-radius:50%;font-weight:500}
details.more[open] summary::before{content:"−"}

/* Header */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);backdrop-filter:saturate(1.2) blur(12px);border-bottom:1px solid var(--line)}
.top .in{max-width:1200px;margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:8px 22px;flex-wrap:wrap}
.brand{font:800 21px 'Inter Tight',Inter,sans-serif;color:var(--head);text-decoration:none;margin-right:auto;letter-spacing:-.02em}
.brand small{font:500 12.5px Inter;color:var(--faint);margin-left:10px;letter-spacing:0}
nav.main{display:flex;gap:2px;flex-wrap:wrap}
nav.main a{color:var(--muted);text-decoration:none;font:500 15px Inter;padding:6px 12px;border-radius:999px}
nav.main a:hover{color:var(--head);background:var(--soft)}
nav.main a[aria-current=page]{color:var(--head);background:var(--soft2)}

/* Layout */
main{max-width:1200px;margin:0 auto;padding:56px 24px 96px}
main.landing{max-width:none;padding:0}
.narrow{max-width:900px}
.band{padding:110px 0;border-top:1px solid var(--line)}
.band:first-child{border-top:0}
.band.alt{background:var(--soft)}
.band.tight{padding:40px 0}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.two.top-align{align-items:start}

h1{font:800 clamp(40px,5.4vw,68px)/1.02 'Inter Tight',Inter,sans-serif;letter-spacing:-.035em;color:var(--head);margin:18px 0 24px}
h2{font:800 clamp(30px,3.8vw,48px)/1.05 'Inter Tight',Inter,sans-serif;letter-spacing:-.03em;color:var(--head);margin:10px 0 20px}
h1 .dim,h2 .dim{color:var(--faint)}
main:not(.landing) h2{margin-top:72px}
h3{font:700 19px/1.3 'Inter Tight',Inter,sans-serif;color:var(--head);margin:0 0 8px;letter-spacing:-.01em}
p{margin:0 0 16px}
ul,ol{margin:0 0 18px;padding-left:22px}li{margin:6px 0}li::marker{color:var(--faint)}
.lede{font-size:clamp(18px,1.6vw,21px);line-height:1.55;color:var(--muted);max-width:640px}
.kicker{display:block;font:500 12.5px 'JetBrains Mono',ui-monospace,monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.note{font-size:14px;color:var(--faint)}
.tag{display:inline-flex;align-items:center;gap:8px;color:var(--muted);border:1px solid var(--line2);border-radius:999px;padding:5px 14px;font:500 13.5px Inter}
.tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--head)}

/* Buttons */
.actions{display:flex;flex-wrap:wrap;gap:12px;margin:32px 0 22px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:600 16.5px Inter;text-decoration:none;border-radius:999px;padding:14px 26px;border:1px solid transparent;transition:transform .15s,background .15s,border-color .15s}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--head);color:#fff}
.btn.primary:hover{background:#333}
.btn.ghost{background:#fff;color:var(--head);border-color:var(--line2)}
.btn.ghost:hover{border-color:var(--head)}
.btn.small{font-size:14.5px;padding:8px 16px}
.btn.play::before{content:"";border-style:solid;border-width:6px 0 6px 10px;border-color:transparent transparent transparent currentColor}
.textlink{font-weight:600;text-decoration:none}
.textlink::after{content:" →"}
.strip{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:15px;color:var(--muted)}
.strip a{font-weight:500}

/* Hero */
.hero-band{padding:80px 0 96px}
.hero-split{display:grid;grid-template-columns:1fr 1.05fr;gap:64px;align-items:center}

/* Panels (hero Journey, walkthrough, fork) */
.panel{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);overflow:hidden}
.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);font:600 14px Inter}
.panel-head .mono{font-size:12px;color:var(--faint);font-weight:500}
.panel-foot{display:flex;align-items:center;gap:12px;padding:12px 18px;border-top:1px solid var(--line);font-size:13px;color:var(--faint)}
.iconbtn{font:600 13px Inter;border:1px solid var(--line2);background:#fff;border-radius:999px;padding:5px 12px;cursor:pointer;color:var(--head)}
.iconbtn:hover{border-color:var(--head)}
input[type=range]{flex:1;accent-color:var(--head)}

/* Hero Journey feed */
.feed{list-style:none;margin:0;padding:6px 0;height:392px;overflow:hidden;position:relative}
.feed li{display:grid;grid-template-columns:30px 1fr auto;gap:12px;align-items:start;padding:10px 18px;margin:0;transition:opacity .35s,transform .35s}
.feed li.off{opacity:0;transform:translateY(8px);height:0;padding:0;overflow:hidden}
.feed li.now{background:var(--soft)}
.feed .n{font:500 12px/22px 'JetBrains Mono',monospace;color:var(--faint)}
.feed .t{font-size:14.5px;line-height:1.45;color:var(--ink)}
.feed .t small{display:block;color:var(--faint);font-size:12.5px;margin-top:2px}
.who{font:500 11.5px 'JetBrains Mono',monospace;color:var(--muted);border:1px solid var(--line2);border-radius:999px;padding:1px 8px;white-space:nowrap}
.who.you{background:var(--head);color:#fff;border-color:var(--head)}

/* Services strip */
.services{display:flex;flex-wrap:wrap;align-items:center;gap:10px 34px;color:var(--muted);font:500 15px Inter}
.services .kicker{margin-right:12px}

/* Numbers */
.numbers{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);margin:0 0 14px}
.num{display:block;padding:36px 28px 32px 0;text-decoration:none;color:var(--muted)}
.num+.num{padding-left:28px;border-left:1px solid var(--line)}
.num b{display:block;font:800 clamp(46px,5vw,66px)/1 'Inter Tight',Inter;letter-spacing:-.04em;color:var(--head);margin-bottom:14px}
.num span{font-size:15.5px;line-height:1.5;display:block;max-width:320px}
.num em{display:block;font:500 12.5px 'JetBrains Mono',monospace;font-style:normal;color:var(--faint);margin-top:16px}
.num:hover em{color:var(--head)}

/* Run walkthrough */
.flow-head{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap;margin-bottom:28px}
.walk{display:grid;grid-template-columns:1.35fr 1fr}
.nodes{padding:28px 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px 0;position:relative;border-right:1px solid var(--line)}
.node{all:unset;box-sizing:border-box;cursor:pointer;display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:12px 6px;position:relative;border-radius:14px}
.node:hover{background:var(--soft)}
.node:focus-visible{outline:2px solid var(--head);outline-offset:2px}
.node .dot{width:44px;height:44px;border-radius:12px;border:1px solid var(--line2);display:grid;place-content:center;font:600 13px 'JetBrains Mono',monospace;color:var(--muted);background:#fff;transition:all .2s;position:relative;z-index:1}
.node.gate .dot{border-radius:50%;border-style:dashed}
.node b{font:600 14px Inter;color:var(--head)}
.node small{font:500 11.5px 'JetBrains Mono',monospace;color:var(--faint)}
.node.done .dot{border-color:var(--head);color:var(--head)}
.node.on .dot{background:var(--head);color:#fff;border-color:var(--head);border-style:solid;transform:scale(1.06)}
.node::after{content:"";position:absolute;top:34px;left:calc(50% + 26px);right:calc(-50% + 26px);height:1px;background:var(--line2)}
.node.done::after{background:var(--head)}
.node:nth-child(3n)::after,.node:last-child::after{display:none}
.detail{padding:28px 28px 24px;display:flex;flex-direction:column;gap:12px;min-height:420px}
.detail h3{font-size:24px;margin:0}
.detail .lbl{font:500 11.5px 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);margin:0}
.detail .io{display:grid;grid-template-columns:1fr 1fr;gap:16px;border-top:1px solid var(--line);padding-top:14px;margin-top:4px}
.detail .io p{margin:2px 0 0;font-size:14.5px}
.detail p.d{color:var(--muted);margin:0}
.detail .rec{border-top:1px solid var(--line);padding-top:14px;font-size:14.5px}
.detail .nav{margin-top:auto;display:flex;gap:8px;justify-content:space-between;align-items:center}
.legend{display:flex;gap:22px;flex-wrap:wrap;font-size:13.5px;color:var(--muted);margin-top:18px}
.legend span{display:inline-flex;align-items:center;gap:8px}
.legend i{width:14px;height:14px;border:1px solid var(--muted);border-radius:4px;display:inline-block}
.legend i.g{border-radius:50%;border-style:dashed}

/* Figures and screens */
figure{margin:32px 0}
figure img{display:block;max-width:100%;height:auto;margin:0 auto;border-radius:14px;border:1px solid var(--line);background:#fff}
figcaption{font-size:14px;color:var(--faint);margin:12px auto 0;text-align:center;max-width:820px}
.screens .tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px}
.screens .tabs button{all:unset;cursor:pointer;font:500 14.5px Inter;color:var(--muted);padding:7px 14px;border-radius:999px;border:1px solid var(--line)}
.screens .tabs button[aria-selected=true]{background:var(--head);color:#fff;border-color:var(--head)}
.screens .tabs button:focus-visible{outline:2px solid var(--head);outline-offset:2px}
.screens figure{margin:0}
.screens img{box-shadow:var(--shadow)}

/* Cards */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:28px 0;border-top:1px solid var(--line2)}
.cards3 .card{border:0;border-radius:0;padding:26px 26px 6px 0;margin:0;background:none}
.cards3 .card+.card{padding-left:26px;border-left:1px solid var(--line)}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;margin:14px 0}
.card p{color:var(--muted);margin:0}
.card .kicker{margin-bottom:10px}
.callout{background:var(--soft);border:1px solid var(--line);color:var(--head);border-radius:16px;padding:18px 22px;margin:20px 0}
.qlist{list-style:none;padding:0;margin:0;counter-reset:q}
.qlist li{counter-increment:q;font:600 19px/1.4 'Inter Tight',Inter;color:var(--head);padding:18px 0 18px 44px;border-top:1px solid var(--line);margin:0;position:relative}
.qlist li::before{content:"0" counter(q);position:absolute;left:0;top:21px;font:500 12.5px 'JetBrains Mono',monospace;color:var(--faint)}
.qlist li:last-child{border-bottom:1px solid var(--line)}

/* Fork diagram */
.fork svg{display:block;width:100%;height:auto}
.fork .cap{padding:12px 18px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}

/* Tables */
.tw{overflow-x:auto;margin:20px 0 28px;border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
table{width:100%;border-collapse:collapse;font-size:15px}
th{font:500 11.5px 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);text-align:left;padding:14px 16px 12px 0;border-bottom:1px solid var(--line2)}
td{padding:14px 16px 14px 0;border-top:1px solid var(--line);vertical-align:top}
tbody tr:first-child td{border-top:0}
td:first-child{color:var(--head)}
tr:target td{background:var(--soft2)}

/* Claim chips, pills, slots */
a.claim{display:inline-block;font:500 .72em 'JetBrains Mono',ui-monospace,monospace;border:1px solid var(--line2);color:var(--head);border-radius:6px;padding:0 5px;text-decoration:none;white-space:nowrap;vertical-align:.1em;background:#fff}
a.claim:hover,a.claim:focus-visible{background:var(--head);border-color:var(--head);color:#fff}
.pill{display:inline-block;border-radius:999px;padding:1px 10px;font:500 12.5px Inter;white-space:nowrap;border:1px solid var(--line2);color:var(--muted)}
.pill.ok{background:var(--head);border-color:var(--head);color:#fff}
.pill.demo{color:var(--head);border-color:var(--head)}
.pill.open{border-style:dashed}
.pill.bad{border-style:dashed;color:var(--head)}
.slot{display:inline-block;color:var(--muted);border:1px dashed var(--line2);border-radius:6px;padding:0 8px;font:500 .85em Inter}
.slotbox{border:1px dashed var(--line2);border-radius:16px;padding:18px 22px;color:var(--muted);margin:16px 0;background:#fff}
.slotbox h3{color:var(--head)}

/* Pop-outs: external links get an arrow; claim chips open a card with the claim (site.js). */
a[target=_blank]::after{content:"";display:inline-block;width:.6em;height:.6em;margin-left:.35em;background:currentColor;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='black' stroke-width='1.6'%3E%3Cpath d='M4 2h6v6M10 2 2 10'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='black' stroke-width='1.6'%3E%3Cpath d='M4 2h6v6M10 2 2 10'/%3E%3C/svg%3E") center/contain no-repeat}
.pop{position:absolute;z-index:40;width:min(380px,calc(100vw - 32px));background:#fff;border:1px solid var(--line2);border-radius:14px;box-shadow:var(--shadow);padding:14px 16px 12px;font-size:14px;line-height:1.5;color:var(--ink)}
.pop b{font:600 12px 'JetBrains Mono',monospace}
.pop .st{margin:6px 0 8px}
.pop a{font-weight:600;font-size:13px}

/* Demo page */
.banner{position:sticky;top:var(--top-h,64px);z-index:15;background:var(--soft);color:var(--head);font:500 14px/1.4 Inter;padding:10px 16px;text-align:center;border-bottom:1px solid var(--line)}
.banner b{font-weight:700}

.demo-wide{max-width:1440px}

/* Video */
.video{position:relative;aspect-ratio:16/9;background:var(--soft);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video .slotbox{position:absolute;inset:22px;display:grid;place-content:center;text-align:center;margin:0}

.cta{text-align:center}
.cta .actions{justify-content:center}
.cta h2{max-width:760px;margin-left:auto;margin-right:auto}

footer{border-top:1px solid var(--line);color:var(--faint);font-size:13.5px}
footer .in{max-width:1200px;margin:0 auto;padding:28px 24px;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}

@media (max-width:960px){
  .hero-split,.two,.walk{grid-template-columns:1fr;gap:40px}
  .walk{gap:0}
  .nodes{border-right:0;border-bottom:1px solid var(--line)}
  .numbers,.cards3{grid-template-columns:1fr}
  .num,.num+.num{padding:28px 0;border-left:0}
  .num+.num{border-top:1px solid var(--line)}
  .cards3 .card,.cards3 .card+.card{padding:22px 0;border-left:0}
  .cards3 .card+.card{border-top:1px solid var(--line)}
  .band{padding:72px 0}
  .hero-band{padding:44px 0 64px}
  .detail{min-height:0}
}
@media (max-width:640px){
  body{font-size:16px}
  .top .in{padding:10px 16px}
  .brand small{display:none}
  nav.main{order:3;width:100%;margin:0 -8px}
  nav.main a{padding:5px 9px;font-size:14px}
  main{padding:36px 16px 72px}
  .wrap{padding:0 16px}
  .btn:not(.small){flex:1 1 100%}
  .feed{height:340px}
  .nodes{padding:18px 8px;gap:6px 0}
  .node b{font-size:13px}
  .node small{display:none}
  .detail{padding:22px 18px}
  .detail .io{grid-template-columns:1fr}

  /* Each table row becomes a card; labels come from the column headers (site.js). */
  .tw{border:0;overflow:visible}
  .tw thead{display:none}
  .tw table,.tw tbody,.tw tr,.tw td{display:block;width:100%}
  .tw tr{border:1px solid var(--line);border-radius:14px;padding:10px 14px;margin:0 0 12px}
  .tw td{border:0;padding:4px 0;overflow-wrap:anywhere}
  .tw td[data-label]:not(:first-child)::before{content:attr(data-label);display:block;font:500 11px 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
  .tw td:first-child{font-weight:700}
  .tw td:empty{display:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ---- Shared by how.html ---- */
.narrow-wrap{max-width:960px}
blockquote.quote{margin:34px 0;padding:6px 0 6px 24px;border-left:2px solid var(--head);font:500 clamp(18px,1.8vw,22px)/1.5 'Inter Tight',Inter;color:var(--head);max-width:900px}
blockquote.quote cite{display:block;font:400 14px Inter;font-style:normal;color:var(--faint);margin-top:10px}
.zslot{aspect-ratio:16/10;border:1px dashed var(--line2);border-radius:14px;display:grid;place-content:center;text-align:center;color:var(--faint);padding:20px;font-size:14.5px}
/* Agent cards feeding one record */
.agents{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px}
.agent{border:1px solid var(--line);border-radius:18px;padding:20px;display:flex;flex-direction:column;gap:6px;background:#fff}
.agent h3{font-size:18px;margin:0}
.agent p{color:var(--muted);font-size:14.5px;margin:0 0 6px}
.agent .out{margin-top:auto;display:block;font-size:12.5px;padding:8px 10px;border-radius:10px;background:var(--soft)}
.agent.sink{grid-column:1/-1;background:var(--head);border-color:var(--head);flex-direction:row;align-items:center;gap:26px;padding:24px 28px}
.agent.sink .kicker{color:#a9a9a9;flex:0 0 auto}
.agent.sink h3{color:#fff;font-size:22px;flex:0 0 auto}
.agent.sink p{color:#d6d6d6;margin:0}
.agent.sink a.claim{background:transparent;color:#fff;border-color:#777}
ul.checks{list-style:none;padding:0;margin:0 0 14px}
ul.checks li{display:grid;grid-template-columns:110px 1fr;gap:14px;align-items:baseline;padding:16px 0;border-top:1px solid var(--line);margin:0;color:var(--muted)}
ul.checks li:last-child{border-bottom:1px solid var(--line)}
ul.checks b{font:800 26px 'Inter Tight',Inter;color:var(--head);letter-spacing:-.02em}

/* ---- Landing v4 ---- */
.sec-head{margin-bottom:36px}
.sec-head h2{margin:8px 0 0}
h1.mega{font-size:clamp(42px,6vw,86px);line-height:.98;letter-spacing:-.045em;margin:18px 0 26px}

/* Hero with the DNA stream */
.hero2{position:relative;overflow:hidden;padding:96px 0 110px;border-bottom:1px solid var(--line)}
.dna{position:absolute;inset:0;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.dna-track{position:absolute;inset:-20px 0;display:flex;flex-direction:column;justify-content:space-between;opacity:.045}
.dna-track span{font:700 26px/1 'JetBrains Mono',monospace;letter-spacing:.5em;white-space:nowrap;color:var(--head);animation:drift 160s linear infinite}
.dna-track span:nth-child(even){animation-direction:reverse;animation-duration:200s}
@keyframes drift{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.lens{position:absolute;right:7%;top:18%;width:150px;height:150px;border-radius:50%;border:2px solid var(--head);display:grid;place-content:center;font:700 34px 'JetBrains Mono',monospace;color:var(--head);background:rgba(255,255,255,.85);backdrop-filter:blur(2px)}
.lens i{font-style:normal;color:var(--faint);margin:0 6px;font-weight:500}
.lens::after{content:"";position:absolute;width:58px;height:3px;background:var(--head);right:-48px;bottom:12px;transform:rotate(45deg);border-radius:2px}
.hero2-in{position:relative;display:grid;grid-template-columns:1.5fr 1fr;gap:56px;align-items:end}

/* Question and answer card */
.qa{background:#fff;border:1px solid var(--line2);border-radius:22px;box-shadow:var(--shadow);padding:24px;display:flex;flex-direction:column;gap:14px;margin-bottom:8px}
.qa .q,.qa .a{border-radius:16px;padding:14px 16px;font-size:16.5px;line-height:1.5}
.qa .q{background:var(--soft)}
.qa .a{background:var(--head);color:#fff}
.qa .a b{color:#fff}
.who-l{display:block;font:500 11px 'JetBrains Mono',monospace;letter-spacing:.08em;text-transform:uppercase;opacity:.6;margin-bottom:4px}
.qa-more{font-weight:600;text-decoration:none}
.qa-more::after{content:" ↓"}
.qa .note{margin:0;font-size:12.5px}

/* Running flowchart */
.fc{display:grid;grid-template-columns:1.7fr 1fr;gap:0;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden;background:#fff}
.fc-chart{padding:22px 18px 10px}
#fc-svg{display:block;width:100%;height:auto}
#fc-svg .edge{fill:none;stroke:var(--line2);stroke-width:2;transition:stroke .4s}
#fc-svg .edge.done{stroke:var(--head)}
#fc-svg .node{cursor:pointer;outline:none}
#fc-svg .node rect,#fc-svg .node circle{fill:#fff;stroke:var(--line2);stroke-width:1.5;transition:fill .3s,stroke .3s}
#fc-svg .node.gate circle{stroke-dasharray:4 3;stroke:var(--head)}
#fc-svg .node.feature rect{stroke:var(--head);stroke-width:2}
#fc-svg .node .nt{font:700 15px 'Inter Tight',Inter,sans-serif;fill:var(--head);transition:fill .3s}
#fc-svg .node.gate .nt{font-size:12px}
#fc-svg .node .nw{font:500 10.5px 'JetBrains Mono',monospace;fill:var(--faint);transition:fill .3s}
#fc-svg .node.done rect,#fc-svg .node.done circle{stroke:var(--head)}
#fc-svg .node.on rect,#fc-svg .node.on circle{fill:var(--head);stroke:var(--head)}
#fc-svg .node.on .nt,#fc-svg .node.on .nw{fill:#fff}
#fc-svg .node:hover rect,#fc-svg .node:hover circle,#fc-svg .node:focus-visible rect,#fc-svg .node:focus-visible circle{stroke:var(--head);stroke-width:2.5}
#fc-svg .pulse{fill:none;stroke:var(--head);stroke-width:1.5;opacity:0;transform-box:fill-box;transform-origin:center;animation:ping 2.6s ease-out infinite}
@keyframes ping{0%{opacity:.6;r:20}100%{opacity:0;r:60}}
#fc-svg .lane{fill:var(--soft);stroke:var(--line)}
#fc-svg .lane-t{font:700 12px 'JetBrains Mono',monospace;letter-spacing:.1em;fill:var(--head)}
#fc-svg .lane-s{font:500 11px Inter,sans-serif;fill:var(--faint)}
#fc-svg .tick{fill:#fff;stroke:var(--line2);transition:fill .4s,stroke .4s}
#fc-svg .tick.filled{fill:var(--head);stroke:var(--head)}
.fc-list{display:none}
.fc-side{border-left:1px solid var(--line);padding:30px 28px;display:flex;flex-direction:column;gap:12px;background:var(--soft)}
.fc-side h3{font-size:30px;letter-spacing:-.03em;margin:4px 0 0}
.fc-side p{margin:0;font-size:16.5px;color:var(--ink)}
.fc-journey{margin-top:auto;border-top:1px solid var(--line2);padding-top:14px}
.fc-journey p{font-size:14px;color:var(--muted)}
.fc-ctl{display:flex;gap:8px}

/* Achievements */
.wins{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:14px}
.win{display:flex;flex-direction:column;gap:12px;text-decoration:none;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px 24px 22px;transition:transform .2s,border-color .2s}
.win:hover{transform:translateY(-3px);border-color:var(--head)}
.win b{font:900 clamp(44px,5vw,68px)/1 'Inter Tight',Inter;letter-spacing:-.045em;color:var(--head)}
.win span{font-size:16px;line-height:1.45;color:var(--ink)}
.win em{margin-top:auto;font:500 12px 'JetBrains Mono',monospace;font-style:normal;color:var(--faint)}

/* Technology used */
.techrow{display:flex;align-items:center;gap:20px 40px;flex-wrap:wrap}
.techs{display:flex;gap:12px 36px;flex-wrap:wrap;flex:1}
.techs .t{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;column-gap:12px;align-items:center}
.techs svg{grid-row:1/3;width:34px;height:34px;fill:none;stroke:var(--head);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.techs b{font:700 16px 'Inter Tight',Inter;color:var(--head)}
.techs span{font-size:13px;color:var(--faint)}
.techs .t.big svg{width:42px;height:42px}
.techs .t.big b{font-size:19px}

/* Doors */
.doors{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.door{display:flex;flex-direction:column;gap:8px;text-decoration:none;color:var(--muted);border:1px solid var(--line2);border-radius:22px;padding:26px 24px;background:#fff;min-height:200px;transition:background .2s,color .2s,transform .2s}
.door span{font:500 12px 'JetBrains Mono',monospace;color:var(--faint)}
.door b{font:800 26px/1.1 'Inter Tight',Inter;letter-spacing:-.03em;color:var(--head);margin-top:auto}
.door b::after{content:" →"}
.door p{margin:0;font-size:15px}
.door:hover{background:var(--head);transform:translateY(-3px)}
.door:hover b,.door:hover p,.door:hover span{color:#fff}

/* How it works page */
.toc-inline{display:flex;flex-wrap:wrap;gap:6px;margin:28px 0 8px}
.toc-inline a{text-decoration:none;font:500 14px Inter;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 12px}
.toc-inline a:hover{color:var(--head);border-color:var(--head)}
.stage-sec{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:start;padding:56px 0;border-top:1px solid var(--line)}
.stage-sec:first-of-type{margin-top:40px}
.stage-sec.wide{grid-template-columns:1fr}
.stage-sec .txt h2{margin:6px 0 12px}
.stage-sec figure{margin:0}
.stage-sec figure img{box-shadow:var(--shadow)}
main:not(.landing) .stage-sec h2{margin-top:6px}

@media (max-width:960px){
  .hero2{padding:56px 0 72px}
  .hero2-in{grid-template-columns:1fr;gap:36px}
  .lens{width:96px;height:96px;font-size:22px;right:5%;top:6%}
  .lens::after{width:36px;right:-30px;bottom:6px}
  .fc{grid-template-columns:1fr}
  .fc-side{border-left:0;border-top:1px solid var(--line)}
  .wins,.doors{grid-template-columns:1fr 1fr}
  .stage-sec{grid-template-columns:1fr;gap:24px}
  .agents{grid-template-columns:1fr 1fr}
  .agent.sink{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (max-width:640px){
  #fc-svg{display:none}
  .fc-list{display:flex;flex-direction:column;gap:6px;list-style:none;padding:0;margin:0}
  .fc-list button{all:unset;box-sizing:border-box;cursor:pointer;width:100%;display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border:1px solid var(--line2);border-radius:12px}
  .fc-list li{margin:0}
  .fc-list li.gate button{border-style:dashed;padding:8px 14px}
  .fc-list li.done button{border-color:var(--head)}
  .fc-list li.on button{background:var(--head);border-color:var(--head);color:#fff}
  .fc-list b{font:700 15px 'Inter Tight',Inter}
  .fc-list small{font:500 11px 'JetBrains Mono',monospace;opacity:.7}
  .wins,.doors,.agents{grid-template-columns:1fr}
  .door{min-height:0}
  .techrow{flex-direction:column;align-items:flex-start}
  .techs{display:grid;grid-template-columns:1fr 1fr;gap:18px 14px;width:100%}
  .lens{display:none}
}

/* ---- Colour accents (GUI "Field Notes" palette) on a white page: who does each step ---- */
:root{--nemo:#1f6f4f;--nemo-bg:#e7f5ee;--gpu:#0f766e;--gpu-bg:#e2f3f1;--you:#c2410c;--you-bg:#fdeee5;--code:#3f3f46;--code-bg:#f1f1f3;--deep:#17332a}
.a-nemo{--c:var(--nemo);--cb:var(--nemo-bg)}.a-gpu{--c:var(--gpu);--cb:var(--gpu-bg)}.a-you{--c:var(--you);--cb:var(--you-bg)}.a-code{--c:var(--code);--cb:var(--code-bg)}
.btn.primary{background:var(--deep)}
.btn.primary:hover{background:var(--nemo)}
.kicker{color:var(--nemo)}
.tag{color:var(--nemo);border-color:#cfe3d7}
.tag::before{background:var(--nemo)}
.lens{border-color:var(--deep)}
.lens em{font-style:normal;color:var(--nemo)}
.lens::after{background:var(--deep)}
.qa .a{background:var(--nemo)}
#fc-svg .node rect,#fc-svg .node circle{stroke:var(--c)}
#fc-svg .node .nw{fill:var(--c)}
#fc-svg .node.gate circle{stroke:var(--you)}
#fc-svg .node.feature rect{stroke:var(--gpu)}
#fc-svg .node.done rect,#fc-svg .node.done circle{fill:var(--cb);stroke:var(--c)}
#fc-svg .node.on rect,#fc-svg .node.on circle{fill:var(--c);stroke:var(--c)}
#fc-svg .edge.done{stroke:var(--deep)}
#fc-svg .pulse{stroke:var(--nemo)}
#fc-svg .tick.filled{fill:var(--c);stroke:var(--c)}
#fc-svg .lane-t{fill:var(--deep)}
.fc-side{background:var(--cb,var(--soft));transition:background .4s}
.fc-side .kicker{color:var(--c)}
.fc-legend{display:flex;flex-wrap:wrap;gap:6px 18px;padding:4px 6px 8px;font-size:13px;color:var(--muted)}
.fc-legend span{display:inline-flex;align-items:center;gap:7px}
.fc-legend span::before{content:"";width:12px;height:12px;border-radius:4px;background:var(--c)}
.fc-legend .a-you::before{border-radius:50%;background:none;border:2px dashed var(--you);width:9px;height:9px}
.fc-list li.done button{border-color:var(--c);background:var(--cb)}
.fc-list li.on button{background:var(--c);border-color:var(--c)}
.fc-list li.gate button{border-color:var(--you)}
.techs .t svg{stroke:var(--c,var(--head))}
.win b{color:var(--deep)}
.win:hover{border-color:var(--nemo)}
.door:hover{background:var(--deep)}
a.claim{color:var(--nemo);border-color:#cfe3d7;background:var(--nemo-bg)}
a.claim:hover,a.claim:focus-visible{background:var(--nemo);border-color:var(--nemo)}
.pill.ok{background:var(--nemo);border-color:var(--nemo)}
.stage-sec .kicker{color:var(--nemo)}

/* ---- Side-scroll steps (pinned; vertical scroll moves the cards sideways) ---- */
.hs{position:relative;background:linear-gradient(180deg,#fff, #f4f7f3 30%,#f4f7f3 70%,#fff)}
.hs-pin{position:sticky;top:0;height:100vh;overflow:hidden;display:flex;flex-direction:column;justify-content:center;gap:22px;padding-top:var(--top-h,64px)}
.hs-head h2{margin:8px 0 0;max-width:760px}
.hs-track{display:flex;gap:28px;padding:0 max(24px,calc((100vw - 1152px)/2));will-change:transform;transition:transform .08s linear}
.slide{flex:0 0 min(1040px,84vw);display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:28px;padding:44px 48px;box-shadow:var(--shadow);min-height:min(440px,52vh)}
.s-num{display:block;font:900 clamp(90px,11vw,150px)/.85 'Inter Tight',Inter;letter-spacing:-.06em;color:var(--c);opacity:.22;margin-bottom:14px}
.slide h3{font:800 clamp(28px,3vw,42px)/1.08 'Inter Tight',Inter;letter-spacing:-.03em;margin:10px 0 14px}
.slide p{font-size:17.5px;color:var(--muted);margin:0}
.slide .kicker{color:var(--c)}
.s-vis{position:relative;display:grid;place-items:center;background:var(--cb);border-radius:22px;min-height:300px;padding:28px}
.mini{width:min(360px,100%);background:#fff;border-radius:16px;border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.07);padding:18px 20px;display:flex;flex-direction:column;gap:8px}
.mini .ml{font:500 11.5px 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase;color:var(--c)}
.mini p{margin:0;font-size:15.5px;color:var(--ink)}
.mini .mq{font:600 19px/1.4 'Inter Tight',Inter;color:var(--head)}
.mini .mq.small{font-size:16px;font-weight:500}
.mini .mq u{text-decoration:none;color:var(--nemo);font:500 13px 'JetBrains Mono',monospace}
.mini .mm{font-size:13.5px;color:var(--faint)}
.mini .mrow{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-top:1px solid var(--line);font:500 14.5px 'JetBrains Mono',monospace}
.mini .mrow b{font:600 13px Inter;color:var(--c)}
.mini .mrow b.ok{color:var(--nemo)}
.mini .mrow.dim2{opacity:.55}
.mini .bar{height:8px;border-radius:99px;background:var(--line);overflow:hidden}
.mini .bar i{display:block;height:100%;width:100%;background:var(--gpu);transform-origin:left;animation:fill 3s ease-in-out infinite alternate}
@keyframes fill{from{transform:scaleX(.08)}to{transform:scaleX(1)}}
.stamp{position:absolute;right:22px;top:20px;transform:rotate(6deg);border:2px solid var(--you);color:var(--you);background:#fff;border-radius:10px;padding:4px 10px;font:700 12px 'JetBrains Mono',monospace;letter-spacing:.06em;text-transform:uppercase}
.hs-dots{display:flex;justify-content:center;gap:8px}
.hs-dots i{width:28px;height:5px;border-radius:99px;background:var(--c);opacity:.22;transition:opacity .3s}
.hs-dots i.on{opacity:1}

@media (max-width:900px){
  .hs{height:auto!important;background:#f4f7f3;padding:56px 0}
  .hs-pin{position:static;height:auto;padding-top:0}
  .hs-track{overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 16px 14px;gap:14px;scrollbar-width:none;transform:none!important}
  .hs-track::-webkit-scrollbar{display:none}
  .slide{flex-basis:86vw;scroll-snap-align:center;grid-template-columns:1fr;gap:20px;padding:24px;min-height:0}
  .s-num{font-size:72px}
  .s-vis{min-height:0;padding:20px}
  .hs-dots{display:none}
}
.hs-head{width:100%}
.tech-fig{margin:24px 0 8px}
.tech-fig img{box-shadow:var(--shadow);border-radius:18px}
.lessons{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
.lessons div{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff}
.lessons h3{font-size:18px}
.lessons p{margin:0;color:var(--muted);font-size:15px}
@media (max-width:900px){.lessons{grid-template-columns:1fr}}

/* ---- Technology page ---- */
.tech-page{max-width:1200px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
.chips.small{gap:6px;margin:6px 0 10px}
.chip{display:inline-block;font:500 13px 'JetBrains Mono',monospace;padding:5px 11px;border-radius:999px;border:1px solid var(--c,var(--line2));color:var(--c,var(--head));background:var(--cb,#fff)}
.chips.small .chip{font-size:11.5px;padding:3px 9px}
.tsec{padding:80px 0 10px;border-top:1px solid var(--line);margin-top:70px}
.tsec h2{margin-top:8px!important}
.lbl{display:block;font:500 11px 'JetBrains Mono',monospace;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);margin:4px 0 8px}
/* Annotated architecture */
.arch{margin-top:30px;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);background:#fff;padding:22px}
.arch-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;background:var(--deep);color:#fff;border-radius:14px;padding:12px 18px;margin-bottom:22px}
.arch-head b{font:800 18px 'Inter Tight',Inter}
.arch-head span{color:#b9cfc3;font-size:14px}
.arch-head .chips{margin:0 0 0 auto}
.arch-head .chip{background:transparent;color:#d8e6dd;border-color:#4b6b5c}
.arch-grid{display:grid;grid-template-columns:1fr 1.5fr 1fr;gap:22px}
.col{display:flex;flex-direction:column;gap:10px}
.box{position:relative;border:1px solid var(--line);border-left:4px solid var(--c,var(--line2));border-radius:12px;padding:12px 14px;background:#fff}
.box b{display:block;font:700 15px 'Inter Tight',Inter;color:var(--head)}
.box small{display:block;font-size:12.5px;color:var(--muted);line-height:1.45}
.box.core{border:1.5px solid var(--deep);border-left-width:1.5px;padding:18px 18px 14px;height:100%}
.box.core b{font-size:18px}
.box.core .note{margin:8px 0 0;font-size:13px}
i.n{position:absolute;top:-10px;right:-10px;width:24px;height:24px;border-radius:50%;background:#fff;border:1.5px solid var(--deep);font:700 12px/21px 'JetBrains Mono',monospace;font-style:normal;text-align:center;color:var(--deep)}
.journey-bar{position:relative;margin-top:22px;border-radius:14px;background:var(--nemo-bg);border:1px solid #cfe3d7;padding:14px 18px;display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline}
.journey-bar b{font:800 16px 'Inter Tight',Inter;color:var(--deep)}
.journey-bar span{font-size:14px;color:var(--muted)}
.journey-bar i.n{top:-10px;right:auto;left:-10px}
ol.flows{list-style:none;padding:0;margin:22px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 28px}
ol.flows li{margin:0;display:grid;grid-template-columns:28px 1fr;gap:10px;font-size:14.5px;color:var(--muted)}
ol.flows li b{width:24px;height:24px;border-radius:50%;border:1.5px solid var(--deep);font:700 12px/21px 'JetBrains Mono',monospace;text-align:center;color:var(--deep)}
.substance{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:16px}
.substance div{border:1px solid var(--line);border-top:3px solid var(--c);border-radius:14px;padding:16px 18px;background:#fff}
.substance .lbl{color:var(--c)}
.substance p{margin:0;font-size:14px;color:var(--muted)}
/* Agent cards with tools */
.agentcards{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:26px}
.agentcards .acard{grid-column:span 2}.agentcards .acard:nth-child(n+4){grid-column:span 3}
.acard{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff;display:flex;flex-direction:column;gap:6px}
.acard .tagline{align-self:flex-start;font:500 11px 'JetBrains Mono',monospace;color:var(--nemo);background:var(--nemo-bg);border-radius:6px;padding:2px 8px;margin-bottom:6px}
.acard h3{font-size:20px;margin:0}
.acard p{margin:0;font-size:14.5px;color:var(--muted)}
.tools{display:flex;flex-wrap:wrap;gap:5px;margin:10px 0 6px}
.tools code{font-size:11px;background:var(--soft);border-color:var(--line);overflow-wrap:normal;word-break:keep-all;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}
.tools code::before{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--nemo);margin:0 6px 1px 0;vertical-align:middle}
.tools code.none::before{display:none}
.tools code.none{white-space:normal}
.tools code.none{font-style:italic;color:var(--faint)}
.acard p.out{margin-top:auto;font:500 12.5px 'JetBrains Mono',monospace;color:var(--nemo);background:var(--nemo-bg);border-radius:10px;padding:8px 10px}
/* Flow strip */
.strip-flow{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:26px 0}
.strip-flow span{font:600 14px Inter;padding:10px 14px;border-radius:12px;background:var(--cb);color:var(--c);border:1px solid var(--c)}
.strip-flow i{width:22px;height:1.5px;background:var(--line2);position:relative}
.strip-flow i::after{content:"";position:absolute;right:-1px;top:-4px;border:4.5px solid transparent;border-left:6px solid var(--line2)}
.two-col{display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:start}
ol.notes{margin:24px 0 0;padding-left:20px}
ol.notes li{margin:0 0 14px;color:var(--muted);font-size:15px}
ol.notes b{color:var(--head)}
/* Record planes */
.planes{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}
.plane{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff}
.plane h3{font-size:17px;margin:0 0 8px}
.plane p{margin:0;font-size:14.5px;color:var(--muted)}
.readers{margin-top:18px;border:1px dashed var(--line2);border-radius:18px;padding:18px 20px}
.readers .chips{margin:4px 0 8px}
/* Measured cards */
.mcards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}
.mcard{display:flex;flex-direction:column;gap:6px;text-decoration:none;border:1px solid var(--line);border-radius:16px;padding:20px;background:#fff;transition:border-color .2s,transform .2s}
.mcard:hover{border-color:var(--nemo);transform:translateY(-2px)}
.mcard b{font:800 30px 'Inter Tight',Inter;letter-spacing:-.03em;color:var(--deep)}
.mcard span{font-size:14.5px;color:var(--ink)}
.mcard em{font:500 11.5px 'JetBrains Mono',monospace;font-style:normal;color:var(--faint);margin-top:auto}
@media (max-width:960px){
  .arch-grid,.two-col{grid-template-columns:1fr}
  ol.flows,.substance,.agentcards,.planes,.mcards{grid-template-columns:1fr 1fr}
  .arch-head .chips{margin-left:0}
  .agentcards .acard,.agentcards .acard:nth-child(n+4){grid-column:auto}
}
@media (max-width:640px){
  ol.flows,.substance,.agentcards,.planes,.mcards{grid-template-columns:1fr}
  .arch{padding:14px}
  .tsec{padding-top:48px;margin-top:40px}
}

/* ---- Demo: scenario cards that open the real GUI replay (demo.js) ---- */
.sc-cards{list-style:none;padding:0;margin:36px 0 8px;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sc-card{margin:0;border:1px solid var(--line);border-radius:18px;background:#fff;display:flex;flex-direction:column;overflow:hidden}
.sc-card:not(.pending):hover{border-color:var(--deep);box-shadow:var(--shadow)}
.sc-shot{margin:0;border-bottom:1px solid var(--line);background:var(--soft)}
.sc-shot img{display:block;width:100%;height:auto}
.sc-shot figcaption{font:500 12.5px 'JetBrains Mono',monospace;color:var(--muted);padding:8px 16px}
.sc-empty{aspect-ratio:16/10;display:grid;place-content:center;text-align:center;color:var(--faint);font-size:14px;border-bottom:1px dashed var(--line2)}
.sc-body{display:flex;flex-direction:column;gap:6px;padding:16px 20px 18px;flex:1}
.sc-body p{margin:0}
.sc-body b{font:700 18px/1.25 'Inter Tight',Inter,sans-serif;color:var(--head)}
.sc-tag{font:500 12px 'JetBrains Mono',monospace;letter-spacing:.05em;text-transform:uppercase;color:var(--nemo)}
.sc-plain{color:var(--muted);font-size:15px;line-height:1.45}
.sc-model{font-size:12.5px;color:var(--faint);overflow-wrap:anywhere}
.sc-model code{font-size:11.5px}
.sc-caveat{font-size:13.5px;background:var(--you-bg);border-left:3px solid var(--you);border-radius:8px;padding:8px 12px;color:var(--head)}
.sc-go{margin-top:auto;padding-top:8px;display:flex;flex-wrap:wrap;gap:8px}
.sc-soon{font-size:13.5px;color:var(--faint);border:1px dashed var(--line2);border-radius:10px;padding:6px 10px}
.sc-card.pending b{color:var(--muted)}
.sc-embed{margin-top:40px;border-top:1px solid var(--line);padding-top:8px}
.sc-embed-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:12px}
.sc-embed-head .actions{margin:0}
main:not(.landing) .sc-embed-head h2{margin-top:8px}
.sc-frame{border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);height:calc(100svh - var(--top-h,64px) - 92px);min-height:480px;scroll-margin-top:32px}
.sc-frame iframe{display:block;width:100%;height:100%;border:0}
.sc-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.sc-gallery figure{margin:0}
@media (max-width:1100px){.sc-cards,.sc-gallery{grid-template-columns:1fr 1fr}}
/* The GUI hides its replay bar on narrow screens, so phones open the replay in a new tab. */
@media (max-width:900px){.sc-go button,.sc-embed{display:none}}
@media (max-width:640px){
  .sc-cards{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:10px;padding-bottom:8px;margin-right:-16px;padding-right:16px}
  .sc-card{flex:0 0 86%;scroll-snap-align:start}
  .sc-gallery{grid-template-columns:1fr}
}
[hidden]{display:none !important}