/* Shared shell for every flowing page (home sections, features, docs, legal, 404):
   header, footer, type scale, buttons, hover states, page transitions, reveals.
   Loaded after tokens.css. Sizes use clamp()/px — the hero's --u comp is
   only for the fixed first screen. */

:root{--gutter:clamp(16px,4vw,32px);--line:rgba(255,255,255,.08);--line-2:rgba(255,255,255,.14);
  --text-2:#c9c6d8;--surface:#100f19;--surface-2:#16141f;--mono:ui-monospace,"Cascadia Code","SF Mono",Consolas,monospace}

body.site{height:auto;min-height:100%;overflow-x:hidden;overflow-y:visible}
.site-wrap{position:relative;z-index:1;width:min(1160px,100% - 2*var(--gutter));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:var(--gutter);top:-100px;z-index:60;padding:10px 14px;border-radius:10px;
  background:var(--brand);color:#fff;text-decoration:none;font-weight:600}
.skip:focus{top:12px}
::selection{background:rgba(124,58,237,.45);color:#fff}

.ic{width:1em;height:1em;flex:none;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.125em}

/* ── Page transitions ──
   Cross-document view transitions where supported; js/site.js adds .fade-nav
   for a plain fade on browsers without them. */
@view-transition{navigation:auto}
@media (prefers-reduced-motion:no-preference){
  ::view-transition-old(root){animation:vt-out .2s ease-in both}
  ::view-transition-new(root){animation:vt-in .45s var(--ease-expo) both}
  /* backwards/forwards, never both: a transform left on <body> would break position:fixed */
  html.fade-nav body{animation:vt-in .45s var(--ease-expo) backwards}
  html.fade-nav.leaving body{animation:vt-out .2s ease-in forwards}
}
@keyframes vt-out{to{opacity:0;transform:translateY(-6px)}}
@keyframes vt-in{from{opacity:0;transform:translateY(10px)}}

/* ── Header ── */
.topbar{position:sticky;top:0;z-index:30;border-bottom:1px solid transparent;
  transition:background-color .35s ease,border-color .35s ease,box-shadow .35s ease}
.topbar[data-scrolled="true"],.home-bar{background:rgba(7,6,13,.72);border-color:var(--line);
  -webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);
  box-shadow:0 12px 40px -24px rgba(0,0,0,.9)}
.topbar-in{display:flex;align-items:center;justify-content:space-between;gap:12px;height:68px}
.s-brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}
.s-brand .ring{border-radius:50%;display:block;flex:none}
.s-brand img{width:36px;height:36px;border-radius:50%;object-fit:cover;display:block;background:var(--bg-soft)}
.s-brand b{font-size:19px;font-weight:650;letter-spacing:-.03em}
.s-nav{display:flex;align-items:center;gap:2px}
.s-nav a{position:relative;padding:8px 14px;color:var(--muted);text-decoration:none;font-size:14px;font-weight:500;
  transition:color .25s ease}
.s-nav a::after{content:'';position:absolute;left:14px;right:14px;bottom:2px;height:1.5px;border-radius:2px;
  background:linear-gradient(90deg,var(--brand),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease-expo)}
.s-nav a:hover{color:var(--ink)}
.s-nav a:hover::after,.s-nav a[aria-current="page"]::after{transform:scaleX(1)}
.s-nav a[aria-current="page"]{color:var(--ink)}
@media (max-width:620px){.s-brand b,.s-cta .wide{display:none}.s-nav a{padding:8px 10px}.s-nav a::after{left:10px;right:10px}}
@media (max-width:520px){.nav-opt{display:none}}

/* ── Buttons ── */
.s-cta{display:inline-flex;align-items:center;gap:10px;height:44px;padding:0 5px 0 18px;border-radius:999px;cursor:pointer;
  color:#fff;text-decoration:none;white-space:nowrap;font:600 14px/1 Inter,system-ui,sans-serif;
  background:linear-gradient(180deg,var(--brand),var(--brand-dark));border:1px solid rgba(196,181,253,.35);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 10px 24px var(--brand-glow)}
.s-knob{display:grid;place-items:center;flex:none;width:34px;height:34px;border-radius:50%;background:#a78bfa;color:#1a0b3d;overflow:hidden}
.s-knob .ic,.s-knob svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.s-ghost{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;border-radius:999px;color:var(--ink);
  text-decoration:none;font-size:14px;font-weight:600;background:transparent;border:1px solid var(--line-2);
  transition:background-color .25s ease,border-color .25s ease}
.s-ghost:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.24)}
.s-ghost .ic{transition:transform .35s var(--ease-expo)}
.s-ghost:hover .ic{transform:translateX(3px)}
.tlink{display:inline-flex;align-items:center;gap:6px;color:var(--cyan);font-weight:600;text-decoration:none;
  background:linear-gradient(currentColor,currentColor) 0 100%/0 1.5px no-repeat;transition:background-size .35s var(--ease-expo)}
.tlink:hover{background-size:100% 1.5px}
.tlink .ic{transition:transform .35s var(--ease-expo)}
.tlink:hover .ic{transform:translateX(3px)}
@media (prefers-reduced-motion:no-preference){
  .s-cta{transition:translate .35s var(--ease-expo),box-shadow .35s var(--ease-expo)}
  .s-cta:hover{translate:0 -2px;box-shadow:inset 0 1px 0 rgba(255,255,255,.25),0 16px 34px var(--brand-glow)}
  .s-cta .s-knob svg{transition:transform .45s var(--ease-expo)}
  .s-cta:hover .s-knob svg{transform:translateX(2px)}
}

/* ── Type ── */
.label{display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;font:500 12px/1 var(--mono);
  letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.label b{font-weight:500;color:var(--cyan)}
.label::before{content:'';width:22px;height:1px;background:var(--line-2)}
.h-display{margin:0;font-size:clamp(42px,7vw,88px);font-weight:720;letter-spacing:-.045em;line-height:1}
.h-display > span{display:block;width:max-content;max-width:100%;padding:0 .04em .12em 0;margin-bottom:-.12em}
.h-sec{margin:0;font-size:clamp(32px,4.6vw,56px);font-weight:700;letter-spacing:-.042em;line-height:1.04;color:var(--ink)}
.h-sec em{font-style:normal;color:#6f6a86}
.lead{max-width:62ch;margin:20px 0 0;font-size:clamp(16px,1.5vw,18.5px);line-height:1.62;color:var(--text-2)}
code.k,.prose code{padding:1px 6px;border-radius:5px;font:500 .88em var(--mono);color:var(--ice);background:rgba(124,58,237,.14);border:1px solid rgba(167,139,250,.16)}

/* ── Sections ── */
.sec{position:relative;z-index:1;padding:clamp(88px,12vw,160px) 0 clamp(32px,5vw,64px)}
.sec-head{max-width:760px}
.page-head{position:relative;z-index:1;padding:clamp(48px,8vw,104px) 0 clamp(32px,5vw,56px)}

/* breadcrumbs */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 26px;padding:0;list-style:none;font:500 12.5px/1 var(--mono);color:var(--muted2)}
.crumbs a{color:var(--muted);text-decoration:none;transition:color .2s ease}
.crumbs a:hover{color:var(--ink)}
.crumbs li+li::before{content:'/';margin-right:8px;color:var(--muted2)}

/* ── Scroll reveal (only hides when motion is allowed and JS will reveal) ── */
@media (prefers-reduced-motion:no-preference){
  html.js .rv{opacity:0;translate:0 26px;transition:opacity .9s var(--ease-expo),translate .9s var(--ease-expo)}
  html.js .rv.in{opacity:1;translate:0 0}
  html.js .rv-stagger > *{opacity:0;translate:0 18px;transition:opacity .7s var(--ease-expo),translate .7s var(--ease-expo)}
  html.js .rv-stagger.in > *{opacity:1;translate:0 0}
  html.js .rv-stagger.in > *:nth-child(2){transition-delay:.06s}
  html.js .rv-stagger.in > *:nth-child(3){transition-delay:.12s}
  html.js .rv-stagger.in > *:nth-child(4){transition-delay:.18s}
  html.js .rv-stagger.in > *:nth-child(5){transition-delay:.24s}
  html.js .rv-stagger.in > *:nth-child(6){transition-delay:.3s}
  html.js .rv-stagger.in > *:nth-child(n+7){transition-delay:.36s}
}

/* ── 3D tilt frame (product mocks) ── */
.tilt{perspective:1400px}
.tilt > *{transform:rotateX(var(--tx,0deg)) rotateY(var(--ty,0deg));transition:transform .7s var(--ease-expo)}
.tilt.tracking > *{transition:transform .12s ease-out}

/* ── CTA band ── */
.band{position:relative;overflow:hidden;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  padding:clamp(28px,4vw,48px);border-radius:24px;margin:clamp(40px,6vw,72px) 0 clamp(56px,8vw,96px);
  background:var(--surface);border:1px solid var(--line)}
.band::before{content:'';position:absolute;inset:-1px;pointer-events:none;
  background:radial-gradient(60% 120% at 0% 0%,rgba(124,58,237,.28),transparent 60%),radial-gradient(50% 120% at 100% 100%,rgba(34,211,238,.14),transparent 60%)}
.band > *{position:relative}
.band h2{margin:0;font-size:clamp(26px,3.2vw,38px);font-weight:700;letter-spacing:-.035em;line-height:1.1}
.band p{margin:10px 0 0;color:var(--text-2);font-size:16px}
.band-actions{display:flex;flex-wrap:wrap;gap:10px}

/* ── Footer ── */
.foot{position:relative;z-index:1;border-top:1px solid var(--line);background:linear-gradient(180deg,transparent,rgba(124,58,237,.05))}
.foot-grid{display:grid;gap:36px;grid-template-columns:minmax(0,1fr);padding:56px 0 40px}
@media (min-width:760px){.foot-grid{grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr))}}
@media (min-width:480px) and (max-width:759px){.foot-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.foot-brand{grid-column:1/-1}}
.foot-brand p{max-width:34ch;margin:16px 0 22px;font-size:14.5px;line-height:1.6;color:var(--muted)}
.foot-col{display:grid;align-content:start;justify-items:start;gap:12px;min-width:0}
.foot-h{margin:0 0 4px;font:500 11.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted2)}
.foot-col a{max-width:100%;color:var(--text-2);text-decoration:none;font-size:14.5px;overflow-wrap:anywhere;
  background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;transition:color .2s ease,background-size .35s var(--ease-expo)}
.foot-col a:hover{color:var(--ink);background-size:100% 1px}
.foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding:22px 0 32px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted2)}
.foot-base a{color:var(--muted);text-decoration:none}
.foot-base a:hover{color:var(--ink)}

/* ── Legal prose ── */
.prose{max-width:760px;padding:clamp(48px,8vw,104px) 0 clamp(48px,7vw,80px)}
.prose .meta{margin:16px 0 0;color:var(--muted);font:500 13px/1.4 var(--mono)}
.prose h2{margin:44px 0 12px;padding-top:24px;border-top:1px solid var(--line);font-size:19px;font-weight:650;letter-spacing:-.02em}
.prose p,.prose li{color:#cfcbe0;font-size:15.5px;line-height:1.75}
.prose ul{margin:0;padding-left:20px;display:grid;gap:4px}
.prose li::marker{color:var(--brand)}
.prose a{color:var(--cyan)}
.prose .crumbs a{color:var(--muted)}

/* ── 404 ── */
.lost{min-height:calc(100vh - 220px);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:60px 0}
@supports (height:100svh){.lost{min-height:calc(100svh - 220px)}}
.lost .code{font-size:clamp(96px,20vw,200px);font-weight:800;letter-spacing:-.06em;line-height:.88;margin:0 0 14px}
.lost .band-actions{margin-top:30px}

/* subpage backdrop: the hero's planet-rim glow and grid, quieter */
.sub-glow{position:absolute;inset:0 0 auto 0;height:760px;z-index:0;pointer-events:none;overflow:hidden}
.sub-glow::before{content:'';position:absolute;left:50%;top:-460px;width:1500px;height:860px;transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(closest-side,rgba(124,58,237,.34),rgba(34,211,238,.08) 62%,transparent)}
.sub-glow::after{content:'';position:absolute;inset:0;
  background-image:linear-gradient(rgba(124,58,237,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(124,58,237,.07) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(ellipse 70% 70% at 50% 0%,black 20%,transparent 75%);mask-image:radial-gradient(ellipse 70% 70% at 50% 0%,black 20%,transparent 75%)}