/* IT-RAT v2 - design system
   Dark control-room aesthetic shared with the TokenFuse Pocket mockups.
   No external fonts, no CDNs. Works from file:// and GitHub Pages. */

:root{
  --ink:#070A0F; --bg:#0A0E13; --bg2:#0C1118;
  --panel:#10161F; --panel-2:#141C27; --panel-3:#182231;
  --line:rgba(255,255,255,.07); --line-2:rgba(255,255,255,.13);
  --fg:#E9EFF6; --dim:#8A97A6; --faint:#5A6675;
  --mint:#34D399; --amber:#F4B23E; --ember:#FF574B; --iris:#6C7BFF;
  --teal:#2DD4BF; --violet:#B48CFF; --rose:#FF7AA2; --coral:#FF8A5B;
  --steel:#93A8C4; --cyan:#22D3EE; --lime:#A3E635;
  --accent:var(--amber); /* per-page override */
  --font-d:"SF Pro Display",-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  --font-t:"SF Pro Text",-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  --font-m:"SF Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --rad:18px; --rad-s:12px;
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;color:var(--fg);background:var(--bg);
  font-family:var(--font-t);font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:clip;
}
body::before{ /* ambient wash */
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(1100px 520px at 12% -6%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 62%),
    radial-gradient(900px 640px at 104% 2%, rgba(108,123,255,.07), transparent 58%),
    linear-gradient(180deg,#080B10,var(--bg) 42%,#090C11);
}
::selection{background:color-mix(in srgb, var(--accent) 34%, transparent)}
a{color:inherit;text-decoration:none}
img,svg,canvas{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(18px,4vw,44px)}
.mono{font-family:var(--font-m)}
.dim{color:var(--dim)}
.accent{color:var(--accent)}

/* ---------- type ---------- */
h1,h2,h3{font-family:var(--font-d);letter-spacing:-.02em;line-height:1.08;margin:0}
h1{font-size:clamp(34px,6vw,64px);font-weight:800}
h2{font-size:clamp(24px,3.4vw,36px);font-weight:750}
h3{font-size:18px;font-weight:700;letter-spacing:-.01em}
p{margin:0}
.kicker{
  font-family:var(--font-m);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);display:flex;align-items:center;gap:10px;
}
.kicker::before{content:"";width:22px;height:1px;background:var(--accent);opacity:.8}
.lede{color:var(--dim);font-size:clamp(16px,1.6vw,19px);line-height:1.65;max-width:62ch}
.sec{padding:clamp(56px,9vw,120px) 0}
.sec-head{display:flex;flex-direction:column;gap:14px;margin-bottom:clamp(28px,4vw,52px)}

/* ---------- topbar ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px) saturate(1.3);-webkit-backdrop-filter:blur(14px) saturate(1.3);
  background:color-mix(in srgb, var(--ink) 72%, transparent);
  border-bottom:1px solid var(--line);
}
.topbar .wrap{display:flex;align-items:center;gap:18px;height:58px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-d);font-weight:800;font-size:16px;letter-spacing:-.01em}
.brand .glyph{width:22px;height:22px}
.brand b{color:var(--accent)}
.crumb{font-family:var(--font-m);font-size:12px;color:var(--faint)}
.crumb .sep{margin:0 8px;opacity:.5}
.crumb .here{color:var(--fg)}
.topbar .spacer{flex:1}
.tb-link{font-size:13.5px;color:var(--dim);padding:7px 10px;border-radius:9px;transition:color .15s, background .15s}
.tb-link:hover{color:var(--fg);background:rgba(255,255,255,.05)}
.kbd-hint{
  display:flex;align-items:center;gap:7px;font-family:var(--font-m);font-size:11.5px;color:var(--faint);
  border:1px solid var(--line);border-radius:9px;padding:6px 10px;cursor:pointer;
  transition:border-color .15s,color .15s;background:transparent;
}
.kbd-hint:hover{border-color:var(--line-2);color:var(--dim)}
.kbd-hint kbd{font-family:inherit;background:var(--panel-2);border:1px solid var(--line);border-radius:5px;padding:1px 6px}
@media(max-width:680px){.crumb{display:none}.tb-link{padding:7px 7px}}

/* ---------- topbar: enterprise nav item, disabled, coming soon ---------- */
/* shares .tb-link for font, size, spacing and the 680px padding rule;
   these two rules only mute the color and kill the hover/pointer feel */
.tb-soon{color:var(--faint);cursor:default;user-select:none}
.tb-soon:hover{color:var(--faint);background:none}
.soon-pill{
  display:inline-block;margin-left:7px;vertical-align:middle;transform:translateY(-1px);
  font-family:var(--font-m);font-size:10px;letter-spacing:.08em;text-transform:uppercase;
  padding:2px 7px;border:1px solid var(--line);border-radius:999px;color:var(--faint);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:12px 20px;border-radius:12px;
  font-weight:650;font-size:14.5px;border:1px solid var(--line-2);
  color:var(--fg);font-family:inherit;cursor:pointer;
  background:linear-gradient(180deg,var(--panel-2),var(--panel));
  transition:transform .16s cubic-bezier(.2,.7,.2,1.2), border-color .16s, box-shadow .16s;
}
.btn:hover{transform:translateY(-1px);border-color:color-mix(in srgb, var(--accent) 55%, var(--line-2));box-shadow:0 8px 26px -14px color-mix(in srgb, var(--accent) 55%, transparent)}
.btn.primary{
  background:linear-gradient(180deg, color-mix(in srgb, var(--accent) 24%, var(--panel-2)), color-mix(in srgb, var(--accent) 12%, var(--panel)));
  border-color:color-mix(in srgb, var(--accent) 45%, var(--line-2));
}
.btn .mono{font-size:12px;color:var(--dim)}

/* ---------- cards / bento ---------- */
.card{
  background:linear-gradient(180deg,var(--panel-2),var(--panel));
  border:1px solid var(--line);border-radius:var(--rad);
  padding:24px;position:relative;overflow:hidden;
}
.card.hover{transition:transform .18s cubic-bezier(.2,.7,.2,1.2), border-color .18s, box-shadow .18s}
.card.hover:hover{transform:translateY(-3px);border-color:var(--line-2);box-shadow:0 18px 44px -24px rgba(0,0,0,.8)}
.bento{display:grid;gap:14px;grid-template-columns:repeat(12,1fr)}
.b-4{grid-column:span 4}.b-6{grid-column:span 6}.b-8{grid-column:span 8}.b-12{grid-column:span 12}
@media(max-width:900px){.b-4,.b-6,.b-8{grid-column:span 12}}

/* ---------- stat tiles ---------- */
.stats{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.stat{border:1px solid var(--line);border-radius:var(--rad-s);padding:16px 16px 14px;background:var(--panel)}
.stat .n{font-family:var(--font-m);font-weight:700;font-size:clamp(22px,2.6vw,30px);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat .l{margin-top:5px;font-size:12px;color:var(--dim);line-height:1.4}
.stat .n .unit{font-size:.62em;color:var(--dim);margin-left:2px}

/* ---------- tables ---------- */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{
  text-align:left;font-family:var(--font-m);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--faint);font-weight:600;padding:10px 14px;border-bottom:1px solid var(--line-2);
}
.tbl td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;color:var(--dim)}
.tbl td:first-child{color:var(--fg);font-weight:600}
.tbl tr:hover td{background:rgba(255,255,255,.022)}
.tbl .yes{color:var(--mint)} .tbl .no{color:var(--faint)} .tbl .warn{color:var(--amber)}
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--rad-s);background:var(--panel)}

/* pills */
.pill{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-m);font-size:11px;letter-spacing:.08em;
  border:1px solid var(--line-2);border-radius:999px;padding:5px 11px;color:var(--dim)}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}

/* ---------- reveal on scroll ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.6,.2,1), transform .7s cubic-bezier(.2,.6,.2,1)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.08s}.rv.d2{transition-delay:.16s}.rv.d3{transition-delay:.24s}

/* ---------- sim panel ---------- */
.sim{border:1px solid var(--line-2);border-radius:var(--rad);overflow:hidden;background:var(--panel)}
.sim-head{display:flex;align-items:center;gap:14px;padding:14px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.sim-title{font-family:var(--font-m);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.sim-clock{font-family:var(--font-m);font-size:12.5px;color:var(--accent);font-variant-numeric:tabular-nums;margin-left:auto}
.sim-body{display:grid;grid-template-columns:1.6fr 1fr;min-height:280px}
@media(max-width:860px){.sim-body{grid-template-columns:1fr}}
.sim-chart{position:relative;padding:14px}
.sim-chart canvas{width:100%;height:100%;min-height:250px}
.sim-side{border-left:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
@media(max-width:860px){.sim-side{border-left:none;border-top:1px solid var(--line)}}
.sim-counters{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line)}
.sim-counter{background:var(--panel);padding:13px 15px}
.sim-counter .v{font-family:var(--font-m);font-weight:700;font-size:19px;font-variant-numeric:tabular-nums}
.sim-counter .k{font-size:11px;color:var(--faint);margin-top:2px}
.sim-log{flex:1;overflow-y:auto;max-height:210px;padding:10px 6px;font-family:var(--font-m);font-size:11.5px;line-height:1.5}
.sim-log .ev{display:flex;gap:9px;padding:4px 10px;border-radius:7px;opacity:0;animation:evIn .35s forwards}
.sim-log .ev .t{color:var(--faint);flex:0 0 52px;font-variant-numeric:tabular-nums}
.sim-log .ev.info{color:var(--dim)} .sim-log .ev.ok{color:var(--mint)}
.sim-log .ev.warn{color:var(--amber)} .sim-log .ev.bad{color:var(--ember)}
@keyframes evIn{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
.sim-foot{display:flex;align-items:center;gap:12px;padding:12px 16px;border-top:1px solid var(--line)}
.sim-play{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line-2);cursor:pointer;flex:0 0 auto;
  background:color-mix(in srgb, var(--accent) 16%, var(--panel-2));color:var(--fg);
  display:flex;align-items:center;justify-content:center;font-size:13px;
  transition:transform .15s,border-color .15s;
}
.sim-play:hover{transform:scale(1.06);border-color:var(--accent)}
.sim-scrub{flex:1;appearance:none;-webkit-appearance:none;height:4px;border-radius:2px;background:var(--panel-3);outline:none;cursor:pointer}
.sim-scrub::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:15px;height:15px;border-radius:50%;background:var(--accent);border:2.5px solid var(--ink);box-shadow:0 0 12px color-mix(in srgb, var(--accent) 70%, transparent)}
.sim-speed{font-family:var(--font-m);font-size:11.5px;color:var(--dim);background:transparent;border:1px solid var(--line);border-radius:8px;padding:5px 8px;cursor:pointer}

/* ---------- architecture diagram ---------- */
.diagram{border:1px solid var(--line);border-radius:var(--rad);background:var(--panel);padding:clamp(10px,2vw,22px);overflow-x:auto}
/* fill the box and center: scales the vector up so the schematic reads
   large and sits centered on wide screens; min-width keeps text legible
   on narrow screens, where the box scrolls sideways instead of shrinking */
.diagram svg{display:block;width:100%;min-width:640px;margin-inline:auto}
.flow{stroke-dasharray:7 7;animation:flowDash 1.1s linear infinite}
@keyframes flowDash{to{stroke-dashoffset:-14}}
@media (prefers-reduced-motion: reduce){.flow{animation:none}}

/* ---------- horizontal rail (home) ---------- */
.rail{display:flex;gap:14px;overflow-x:auto;padding:6px 4px 18px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.rail::-webkit-scrollbar{height:8px}
.rail::-webkit-scrollbar-thumb{background:var(--panel-3);border-radius:4px}
.rail > *{scroll-snap-align:start;flex:0 0 min(330px,82vw)}

/* ---------- prev/next edge nav on service pages ---------- */
.edge-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
.edge{
  border:1px solid var(--line);border-radius:var(--rad);padding:22px;display:flex;flex-direction:column;gap:6px;
  background:var(--panel);transition:border-color .18s, transform .18s, box-shadow .18s;position:relative;overflow:hidden;
}
.edge:hover{transform:translateY(-2px);border-color:var(--line-2);box-shadow:0 16px 40px -24px rgba(0,0,0,.8)}
.edge .dir{font-family:var(--font-m);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.edge .name{font-family:var(--font-d);font-weight:750;font-size:20px}
.edge .what{font-size:13px;color:var(--dim)}
.edge.next{text-align:right;align-items:flex-end}
.edge .arrow{position:absolute;top:50%;transform:translateY(-50%);font-size:26px;color:var(--faint);transition:transform .2s,color .2s}
.edge.prev .arrow{left:16px}.edge.next .arrow{right:16px}
.edge.prev:hover .arrow{transform:translateY(-50%) translateX(-4px);color:var(--fg)}
.edge.next:hover .arrow{transform:translateY(-50%) translateX(4px);color:var(--fg)}
.edge.prev{padding-left:56px}.edge.next{padding-right:56px}
@media(max-width:700px){.edge-nav{grid-template-columns:1fr}}

/* dots rail: position in the stack */
.dots{
  position:fixed;right:14px;top:50%;transform:translateY(-50%);z-index:40;
  display:flex;flex-direction:column;gap:9px;
}
.dots a{width:8px;height:8px;border-radius:50%;background:var(--panel-3);border:1px solid var(--line-2);transition:transform .15s, background .15s}
.dots a:hover{transform:scale(1.5)}
.dots a.on{background:var(--accent);box-shadow:0 0 10px color-mix(in srgb, var(--accent) 80%, transparent)}
@media(max-width:1100px){.dots{display:none}}

/* ---------- command palette ---------- */
.cmdk{position:fixed;inset:0;z-index:100;display:none;align-items:flex-start;justify-content:center;padding:14vh 16px 0}
.cmdk.open{display:flex}
.cmdk-veil{position:absolute;inset:0;background:rgba(4,6,10,.62);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.cmdk-box{
  position:relative;width:min(560px,100%);border:1px solid var(--line-2);border-radius:16px;overflow:hidden;
  background:color-mix(in srgb,var(--panel-2) 92%, transparent);box-shadow:0 30px 80px -20px rgba(0,0,0,.9);
  animation:cmdkIn .18s cubic-bezier(.2,.7,.2,1.1);
}
@keyframes cmdkIn{from{opacity:0;transform:translateY(-8px) scale(.985)}to{opacity:1;transform:none}}
.cmdk input{
  width:100%;background:transparent;border:none;outline:none;color:var(--fg);
  font:15px var(--font-t);padding:16px 18px;border-bottom:1px solid var(--line);
}
.cmdk-list{max-height:44vh;overflow-y:auto;padding:7px}
.cmdk-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:10px;cursor:pointer}
.cmdk-item .g{width:9px;height:9px;border-radius:3px;flex:0 0 auto}
.cmdk-item .nm{font-weight:650;font-size:14.5px}
.cmdk-item .ds{font-size:12.5px;color:var(--faint);margin-left:auto;text-align:right}
.cmdk-item.sel{background:rgba(255,255,255,.06)}
.cmdk-empty{padding:18px;color:var(--faint);font-size:13.5px}

/* ---------- people (founders) ---------- */
.person{display:flex;gap:20px;align-items:flex-start}
@media(max-width:560px){.person{flex-direction:column}}
.person .ph{flex:0 0 auto;width:96px;height:96px;border-radius:24px;overflow:hidden;
  border:1px solid var(--line-2);box-shadow:0 16px 34px -20px rgba(0,0,0,.85)}
.person .ph img{width:100%;height:100%;object-fit:cover;filter:saturate(.92)}
.person .role{font-family:var(--font-m);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--accent)}
.person h3{margin-top:7px;font-size:21px}
.person .title{margin-top:3px;font-family:var(--font-m);font-size:12px;color:var(--dim)}
.person p{margin-top:10px;color:var(--dim);font-size:14px;line-height:1.6}
.person .tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:12px}
.person .tag{font-family:var(--font-m);font-size:10.5px;color:var(--dim);border:1px solid var(--line);border-radius:999px;padding:4px 10px}
.person .certs{margin-top:10px;font-family:var(--font-m);font-size:10.5px;color:var(--faint);line-height:1.7}
.person .li-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:14px;
  font-family:var(--font-m);font-size:12px;color:var(--fg);
  border:1px solid var(--line-2);border-radius:9px;padding:7px 12px;
  transition:border-color .15s,transform .15s;
}
.person .li-link:hover{border-color:var(--accent);transform:translateY(-1px)}
.person .li-link .in{
  width:16px;height:16px;border-radius:4px;background:var(--accent);color:var(--ink);
  font:800 10px/16px var(--font-d);text-align:center;
}
.people-note{
  margin-top:14px;border:1px dashed var(--line-2);border-radius:var(--rad-s);
  padding:16px 20px;color:var(--dim);font-size:14px;line-height:1.65;background:transparent;
}
.people-note b{color:var(--fg)}

/* ---------- footer desk agent (concierge) ---------- */
.foot-cta{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(22px,4vw,56px);align-items:start;
  padding-bottom:clamp(34px,6vw,60px);margin-bottom:clamp(30px,5vw,50px);border-bottom:1px solid var(--line)}
@media(max-width:900px){.foot-cta{grid-template-columns:1fr}}
.cg{border:1px solid var(--line-2);border-radius:var(--rad);background:var(--panel);overflow:hidden;display:flex;flex-direction:column}
.cg-head{display:flex;align-items:center;gap:9px;padding:12px 16px;border-bottom:1px solid var(--line);
  font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--faint)}
.cg-dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint);animation:cgPulse 2.6s infinite}
@keyframes cgPulse{50%{opacity:.45}}
.cg-log{overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;min-height:240px;max-height:330px}
.cg-msg{max-width:88%;padding:10px 13px;border-radius:14px;font-size:13.5px;line-height:1.55}
.cg-msg.a{background:var(--panel-2);border:1px solid var(--line);color:var(--dim);border-bottom-left-radius:5px;align-self:flex-start}
.cg-msg.u{background:color-mix(in srgb, var(--accent) 17%, var(--panel-2));color:var(--fg);align-self:flex-end;border-bottom-right-radius:5px}
.cg-msg.typing i{display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--faint);margin-right:4px;animation:cgTy 1s infinite}
.cg-msg.typing i:nth-child(2){animation-delay:.15s}
.cg-msg.typing i:nth-child(3){animation-delay:.3s;margin-right:0}
@keyframes cgTy{40%{transform:translateY(-3px)}}
.cg-draft{margin:10px 0 8px;padding:10px 12px;background:var(--ink);border:1px solid var(--line);border-radius:9px;
  font:11px/1.65 var(--font-m);color:var(--fg);white-space:pre-wrap;word-break:break-word}
.cg-quick{display:flex;gap:8px;flex-wrap:wrap;padding:2px 16px 10px}
.cg-quick:empty{display:none}
.cg-chip{font:600 12.5px var(--font-t);color:var(--fg);background:var(--panel-2);border:1px solid var(--line-2);
  border-radius:999px;padding:8px 14px;cursor:pointer;transition:border-color .15s,transform .15s}
.cg-chip:hover{border-color:var(--accent);transform:translateY(-1px)}
.cg-form{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--line)}
.cg-form input{flex:1;min-width:0;background:var(--panel-2);border:1px solid var(--line);border-radius:10px;
  color:var(--fg);font:13.5px var(--font-t);padding:10px 12px;outline:none;transition:border-color .15s}
.cg-form input:focus{border-color:color-mix(in srgb, var(--accent) 55%, var(--line-2))}
.cg-form input:disabled{opacity:.4}
.cg-send{width:42px;flex:0 0 auto;border-radius:10px;border:1px solid var(--line-2);cursor:pointer;
  background:color-mix(in srgb, var(--accent) 16%, var(--panel-2));color:var(--fg);font-size:15px}
.cg-send:hover{border-color:var(--accent)}
@media (prefers-reduced-motion: reduce){.cg-dot{animation:none}.cg-msg.typing i{animation:none}}

/* ---------- footer ---------- */
.footer{border-top:1px solid var(--line);padding:44px 0 60px;margin-top:40px}
.footer .cols{display:flex;gap:34px;flex-wrap:wrap;justify-content:space-between;align-items:flex-start}
.footer .cols a{color:var(--dim);font-size:13.5px;display:block;padding:3px 0}
.footer .cols a:hover{color:var(--fg)}
.foot-note{margin-top:26px;color:var(--faint);font-size:12.5px;line-height:1.6}

/* ---------- ambient hero canvas (service pages) ---------- */
.svc-hero{position:relative;overflow:hidden}
.svc-hero .wrap{position:relative;z-index:1}
canvas.ambient{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.6}
canvas.ambient-deep{position:fixed;inset:0;width:100vw;height:100vh;pointer-events:none;z-index:-1;opacity:.68}

/* ---------- diagram: staggered draw-in ---------- */
.diagram .dg-el{opacity:0}
.diagram.in .dg-el{animation:dgIn .55s cubic-bezier(.2,.6,.2,1) both;animation-delay:calc(var(--i,0)*32ms)}
@keyframes dgIn{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}
.diagram.dg-done .dg-el{animation:none;opacity:1;transform:none}

/* ---------- diagram: enlarge button + lightbox ---------- */
.diagram{position:relative}
.dg-btn{
  position:absolute;top:10px;right:10px;z-index:2;cursor:pointer;
  font-family:var(--font-m);font-size:10.5px;letter-spacing:.08em;color:var(--dim);
  border:1px solid var(--line-2);border-radius:8px;padding:5px 10px;
  background:color-mix(in srgb, var(--panel-2) 88%, transparent);
  transition:color .15s,border-color .15s,transform .15s;
}
.dg-btn:hover{color:var(--fg);border-color:color-mix(in srgb, var(--accent) 55%, var(--line-2));transform:translateY(-1px)}
.dg-lock{overflow:hidden}
.dg-ov{
  position:fixed;inset:0;z-index:130;display:flex;flex-direction:column;
  background:rgba(4,6,10,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  animation:dgOvIn .2s ease;
}
@keyframes dgOvIn{from{opacity:0}to{opacity:1}}
.dg-bar{display:flex;align-items:center;gap:12px;padding:12px 18px;border-bottom:1px solid var(--line);flex:0 0 auto}
.dg-hint{font-family:var(--font-m);font-size:11px;color:var(--faint)}
.dg-sp{flex:1}
.dg-pct{font-size:11.5px;color:var(--dim);min-width:44px;text-align:center}
.dg-z,.dg-x{
  font-family:var(--font-m);font-size:13px;color:var(--dim);cursor:pointer;
  border:1px solid var(--line-2);border-radius:8px;padding:5px 11px;background:var(--panel-2);
  transition:color .15s,border-color .15s;
}
.dg-z:hover,.dg-x:hover{color:var(--fg);border-color:var(--accent)}
.dg-x{font-size:11.5px}
.dg-stage{
  flex:1;overflow:hidden;position:relative;cursor:grab;touch-action:none;
  display:flex;align-items:center;justify-content:center;
}
.dg-stage.grab{cursor:grabbing}
.dg-inner{
  width:94%;flex:0 0 auto;will-change:transform;
  height:calc(100vh - 118px);height:calc(100dvh - 118px);
}
.dg-inner svg{display:block;width:100%;height:100%;min-width:0;max-width:none;background:var(--panel);border:1px solid var(--line);border-radius:14px}
@media(max-width:680px){.dg-hint{display:none}}

/* ---------- card spotlight: cursor-tracked accent glow ---------- */
.card.hover::after{
  content:"";position:absolute;inset:0;border-radius:inherit;opacity:0;pointer-events:none;
  background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),
    color-mix(in srgb, var(--accent) 11%, transparent), transparent 68%);
  transition:opacity .3s;
}
.card.hover:hover::after{opacity:1}

/* ---------- hero headline: word-by-word rise ---------- */
.svc-hero h1 .w{
  display:inline-block;opacity:0;transform:translateY(.5em);filter:blur(5px);
  animation:wRise .7s cubic-bezier(.2,.6,.2,1) forwards;
  animation-delay:calc(var(--wi,0)*60ms);
}
@keyframes wRise{to{opacity:1;transform:none;filter:none}}
.svc-hero h1.w-done .w{animation:none;opacity:1;transform:none;filter:none}

/* ---------- app showcase: real screenshots in device frames ---------- */
.appshow{display:grid;grid-template-columns:auto 1fr;gap:clamp(24px,4vw,56px);align-items:start}
@media(max-width:860px){.appshow{grid-template-columns:1fr}}
.as-device{display:flex;gap:22px;align-items:flex-end;flex-wrap:wrap}
.as-phone{
  position:relative;margin:0;width:min(292px,74vw);aspect-ratio:588/1280;cursor:pointer;
  border-radius:44px;border:1px solid var(--line-2);background:#05070B;overflow:hidden;
  box-shadow:0 0 0 7px #10151d, 0 0 0 8px rgba(255,255,255,.09), 0 34px 80px -30px rgba(0,0,0,.85),
    0 0 60px -18px color-mix(in srgb, var(--accent) 26%, transparent);
}
.as-island{
  position:absolute;top:11px;left:50%;transform:translateX(-50%);z-index:3;
  width:31%;height:22px;border-radius:12px;background:#000;border:1px solid rgba(255,255,255,.06);
}
.as-phone img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;margin:0;
  opacity:0;transform:scale(1.02) translateY(8px);
  transition:opacity .6s cubic-bezier(.2,.6,.2,1), transform .6s cubic-bezier(.2,.6,.2,1);
}
.as-phone img.on{opacity:1;transform:none}
.as-watch{
  position:relative;margin:0;width:132px;cursor:pointer;
}
.as-watch img{
  width:100%;aspect-ratio:422/514;object-fit:cover;margin:0;display:none;
  border-radius:30px;border:1px solid var(--line-2);
  box-shadow:0 0 0 5px #10151d, 0 0 0 6px rgba(255,255,255,.09), 0 20px 44px -18px rgba(0,0,0,.8);
}
.as-watch img.on{display:block;animation:asW .5s cubic-bezier(.2,.6,.2,1)}
@keyframes asW{from{opacity:0;transform:scale(.97)}to{opacity:1;transform:none}}
.as-crown{position:absolute;right:-4px;top:26%;width:4px;height:26px;border-radius:3px;background:#2a3547}
.as-wcap{display:block;text-align:center;margin-top:10px;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--faint)}
.as-steps{display:flex;flex-direction:column;gap:10px;min-width:0}
.as-step{
  display:flex;gap:14px;text-align:left;cursor:pointer;padding:14px 16px;border-radius:var(--rad-s);
  border:1px solid var(--line);background:var(--panel);color:inherit;font:inherit;
  border-left:2px solid transparent;opacity:.62;transition:opacity .25s,border-color .25s,transform .2s;
}
.as-step:hover{opacity:.9}
.as-step.on{
  opacity:1;border-left-color:var(--accent);border-color:var(--line-2);
  box-shadow:0 14px 34px -22px rgba(0,0,0,.8);transform:translateX(2px);
}
.as-n{flex:0 0 auto;font-size:11px;color:var(--faint);padding-top:3px}
.as-step.on .as-n{color:var(--accent)}
.as-body{display:flex;flex-direction:column;gap:4px;min-width:0}
.as-body b{font-weight:700;font-size:15px;letter-spacing:-.01em}
.as-body span{color:var(--dim);font-size:13px;line-height:1.55}
.as-note{margin-top:8px;font-size:10.5px;letter-spacing:.08em;color:var(--faint)}
/* live-mock control-button flash: when a step drives the phone to an action
   control (hold-to-kill, watch kill), pulse it so the eye lands there */
.lm-flash{animation:lmFlash 1.6s ease-out}
@keyframes lmFlash{
  0%,100%{box-shadow:0 0 0 0 transparent}
  30%{box-shadow:0 0 0 3px color-mix(in srgb, var(--ember) 55%, transparent)}
}
@media (prefers-reduced-motion: reduce){.lm-flash{animation:none}}
@media (prefers-reduced-motion: reduce){
  .as-phone img{transition:none}
  .as-watch img.on{animation:none}
}

/* ---------- reading progress hairline ---------- */
.progress{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:70;pointer-events:none;
  background:linear-gradient(90deg, color-mix(in srgb, var(--accent) 45%, transparent), var(--accent));
  box-shadow:0 0 10px color-mix(in srgb, var(--accent) 70%, transparent);
}

/* ---------- cross-document view transitions: the sideways page turn ---------- */
@view-transition{navigation:auto}
@keyframes vt-out-l{to{opacity:0;transform:translateX(-4vw)}}
@keyframes vt-out-r{to{opacity:0;transform:translateX(4vw)}}
@keyframes vt-in-l{from{opacity:0;transform:translateX(-4vw)}}
@keyframes vt-in-r{from{opacity:0;transform:translateX(4vw)}}
html.slide-fwd::view-transition-old(root){animation:vt-out-l .32s cubic-bezier(.3,0,.4,1) forwards}
html.slide-fwd::view-transition-new(root){animation:vt-in-r .38s cubic-bezier(.2,.6,.2,1) both}
html.slide-back::view-transition-old(root){animation:vt-out-r .32s cubic-bezier(.3,0,.4,1) forwards}
html.slide-back::view-transition-new(root){animation:vt-in-l .38s cubic-bezier(.2,.6,.2,1) both}
@media (prefers-reduced-motion: reduce){
  html::view-transition-old(root),html::view-transition-new(root){animation:none}
  .rv{opacity:1;transform:none;transition:none}
  .diagram .dg-el{opacity:1;animation:none}
  .svc-hero h1 .w{opacity:1;transform:none;filter:none;animation:none}
  canvas.ambient{opacity:.35}
}