/* ============================================================
   EscapeOS — Design system v2
   Dark, cinematic, restrained. Product screens carry the page.
   ============================================================ */

:root{
  color-scheme:dark;

  /* Surfaces: neutral near-black with a hair of warmth */
  --bg:#09090B;
  --bg-1:#0D0D10;
  --bg-2:#121215;
  --bg-3:#18181C;
  --line-0:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.085);
  --line-2:rgba(255,255,255,.15);

  /* Ink */
  --ink:#F2F1EE;
  --ink-2:#B9B7B1;
  --ink-3:#A09D96;
  --ink-4:#827F78;

  /* Signal colours: practical amber, alarm red, steel/IR for feeds */
  --amber:#FFB224;
  --amber-2:#E39A12;
  --amber-soft:rgba(255,178,36,.14);
  --red:#FF4D3D;
  --red-soft:rgba(255,77,61,.16);
  --green:#3DD68C;
  --green-soft:rgba(61,214,140,.14);
  --steel:#7FA3C4;
  --ir:#A9C4B0;

  /* Type */
  --f-display:"Bricolage Grotesque","Helvetica Neue",Arial,sans-serif;
  --f-body:"Geist","Helvetica Neue",Arial,sans-serif;
  --f-mono:"Geist Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --f-hud:"Big Shoulders Display","Arial Narrow",Impact,sans-serif;

  /* Motion */
  --ease:cubic-bezier(.22,.61,.1,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);

  --maxw:1320px;
  --gutter:clamp(18px,4vw,48px);
  --nav-h:64px;
  --r:10px;
  --r-lg:16px;
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
html{ -webkit-text-size-adjust:100%; scroll-padding-top:calc(var(--nav-h) + 16px); }
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--f-body);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  min-height:100vh;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; background:none; border:0; padding:0; cursor:pointer; }
::selection{ background:rgba(255,178,36,.28); color:#fff; }
:focus-visible{ outline:2px solid var(--amber); outline-offset:3px; border-radius:4px; }

/* Ambient: one soft practical light, top-left; nothing else */
body::before{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(1100px 700px at 8% -10%, rgba(255,178,36,.07), transparent 60%),
    radial-gradient(900px 600px at 100% 110%, rgba(127,163,196,.05), transparent 60%),
    var(--bg);
}
/* Film grain canvas (drawn by eos.js) */
#grain{ position:fixed; inset:0; width:100%; height:100%; z-index:9000; pointer-events:none; opacity:.018; }

/* ---------- Layout ---------- */
.wrap{ width:100%; max-width:var(--maxw); margin:0 auto; padding-inline:var(--gutter); }
.wrap.wide{ max-width:1480px; }
.hero{ padding-top:calc(var(--nav-h) + clamp(40px,6vw,88px)); padding-bottom:clamp(56px,7vw,100px); }
.hero-ctas{ display:flex; gap:12px; flex-wrap:wrap; }
.section{ padding-block:clamp(64px,8vw,112px); position:relative; }
.section.tight{ padding-block:clamp(40px,5vw,72px); }
.band{ background:var(--bg-1); border-top:1px solid var(--line-0); border-bottom:1px solid var(--line-0); }

/* ---------- Typography ---------- */
h1,h2,h3,h4{ font-family:var(--f-display); font-weight:500; margin:0; color:var(--ink); text-wrap:balance; }
.display{ font-size:clamp(46px,7.4vw,108px); line-height:.94; letter-spacing:-.035em; font-variation-settings:"opsz" 96; }
h1{ font-size:clamp(40px,5.5vw,80px); line-height:1.04; letter-spacing:-.03em; }
h2{ font-size:clamp(32px,4.1vw,58px); line-height:1.08; letter-spacing:-.028em; font-variation-settings:"opsz" 72; }
h3{ font-size:clamp(22px,2.2vw,30px); line-height:1.12; letter-spacing:-.018em; }
h4{ font-size:17px; line-height:1.3; letter-spacing:-.01em; font-weight:600; font-family:var(--f-body); }
p{ margin:0; color:var(--ink-2); }
p + p{ margin-top:1em; }
.lead{ font-size:clamp(17px,1.35vw,21px); line-height:1.5; color:var(--ink-2); max-width:56ch; }
.muted{ color:var(--ink-3); }
.small{ font-size:14px; }
.mono{ font-family:var(--f-mono); font-variant-numeric:tabular-nums; }
.num{ font-variant-numeric:tabular-nums; }
strong,b{ color:var(--ink); font-weight:600; }
.em{ font-family:var(--f-display); font-style:normal; color:var(--amber); font-weight:500; }

/* Eyebrow: mono label with an amber rule. Encodes the section's subject. */
.eyebrow{
  display:inline-flex; align-items:center; gap:12px;
  font-family:var(--f-mono); font-size:11.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--ink-3);
}
.eyebrow::before{ content:""; width:22px; height:1px; background:var(--amber); }
.eyebrow.red::before{ background:var(--red); }
.eyebrow.steel::before{ background:var(--steel); }

.sec-head{ display:grid; gap:20px; max-width:820px; }
.sec-head .lead{ max-width:60ch; }
.sec-head.center{ margin-inline:auto; text-align:center; justify-items:center; }

/* ---------- Buttons ---------- */
.btn{
  --h:44px;
  display:inline-flex; align-items:center; gap:10px; height:var(--h); padding:0 20px;
  border-radius:8px; font-family:var(--f-body); font-weight:500; font-size:14.5px; letter-spacing:-.005em;
  border:1px solid transparent; white-space:nowrap; position:relative;
  transition:transform .35s var(--ease-out), background .25s, border-color .25s, color .25s, box-shadow .35s;
  will-change:transform;
}
.btn .arr{ width:14px; height:14px; transition:transform .35s var(--ease-out); }
.btn:hover .arr{ transform:translateX(3px); }
.btn-primary{ background:var(--amber); color:#151004; box-shadow:0 8px 24px -10px rgba(255,178,36,.55), inset 0 1px 0 rgba(255,255,255,.35); }
.btn-primary:hover{ background:#FFC04A; box-shadow:0 12px 30px -10px rgba(255,178,36,.7), inset 0 1px 0 rgba(255,255,255,.4); }
.btn-ghost{ border-color:var(--line-2); color:var(--ink); background:rgba(255,255,255,.02); }
.btn-ghost:hover{ border-color:rgba(255,255,255,.3); background:rgba(255,255,255,.05); }
.btn-lg{ --h:52px; padding:0 26px; font-size:15.5px; }
.btn-sm{ --h:36px; padding:0 14px; font-size:13.5px; }
.link{ display:inline-flex; align-items:center; gap:8px; font-size:14.5px; font-weight:500; color:var(--ink); }
.link .arr{ width:14px; height:14px; transition:transform .35s var(--ease-out); }
.link:hover .arr{ transform:translateX(3px); }
.link.amber{ color:var(--amber); }

/* ---------- Chips / status ---------- */
.chip{ display:inline-flex; align-items:center; gap:7px; height:26px; padding:0 10px; border-radius:6px; border:1px solid var(--line); font-family:var(--f-mono); font-size:11px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-2); background:rgba(255,255,255,.02); }
.chip i{ width:6px; height:6px; border-radius:50%; background:var(--ink-3); }
.chip.ok i{ background:var(--green); box-shadow:0 0 8px var(--green); }
.chip.live i{ background:var(--red); box-shadow:0 0 8px var(--red); animation:blink 1.3s infinite; }
.chip.warn i{ background:var(--amber); box-shadow:0 0 8px var(--amber); }
@keyframes blink{ 0%,100%{ opacity:1 } 50%{ opacity:.25 } }

/* ---------- Grids ---------- */
.grid{ display:grid; gap:20px; }
.g2{ grid-template-columns:repeat(2,1fr); }
.g3{ grid-template-columns:repeat(3,1fr); }
.g4{ grid-template-columns:repeat(4,1fr); }
.split{ display:grid; grid-template-columns:minmax(0,5fr) minmax(0,7fr); gap:clamp(32px,5vw,72px); align-items:center; }
.split > *{ min-width:0; }
.split.rev{ grid-template-columns:minmax(0,7fr) minmax(0,5fr); }
.split.rev > :first-child{ order:2; }
.split.rev > :last-child{ order:1; }

/* Feature point list (compact, no cards) */
.points{ display:grid; grid-template-columns:1fr 1fr; gap:22px 28px; margin-top:8px; }
.points h4{ margin-bottom:5px; }
.points p{ font-size:14px; color:var(--ink-3); line-height:1.5; }

/* Spec line */
.spec{ display:flex; flex-wrap:wrap; gap:8px 18px; font-family:var(--f-mono); font-size:11.5px; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-4); }
.spec b{ color:var(--ink-3); font-weight:500; }

/* ---------- Navigation ---------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:1000; height:var(--nav-h);
  display:flex; align-items:center;
  transition:background .4s, border-color .4s, backdrop-filter .4s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{ background:rgba(9,9,11,.72); backdrop-filter:blur(16px) saturate(140%); -webkit-backdrop-filter:blur(16px) saturate(140%); border-bottom-color:var(--line-0); }
.nav .wrap{ display:flex; align-items:center; gap:28px; }
.brand{ display:inline-flex; align-items:center; gap:10px; font-family:var(--f-display); font-weight:600; font-size:19px; letter-spacing:-.02em; color:var(--ink); }
.brand svg{ width:24px; height:24px; color:var(--ink); }
.brand .os{ color:var(--ink-3); font-weight:500; }
.nav-links{ display:flex; align-items:center; gap:2px; }
.nav-link{ display:inline-flex; align-items:center; gap:6px; height:34px; padding:0 12px; border-radius:7px; font-size:14px; font-weight:500; color:var(--ink-2); cursor:pointer; transition:color .2s, background .2s; }
.nav-link:hover,.nav-link.active,.nav-link[aria-expanded="true"]{ color:var(--ink); background:rgba(255,255,255,.05); }
.nav-link svg{ width:10px; height:10px; opacity:.6; }
.nav-right{ margin-left:auto; display:flex; align-items:center; gap:10px; }
.nav-burger{ display:none; width:40px; height:40px; border-radius:8px; border:1px solid var(--line); background:var(--bg-2); align-items:center; justify-content:center; }
.nav-burger span,.nav-burger span::before,.nav-burger span::after{ display:block; width:16px; height:1.5px; background:var(--ink); border-radius:2px; position:relative; transition:transform .3s, top .3s; }
.nav-burger span::before,.nav-burger span::after{ content:""; position:absolute; left:0; }
.nav-burger span::before{ top:-5px; } .nav-burger span::after{ top:5px; }
.nav-burger[aria-expanded="true"] span{ background:transparent; }
.nav-burger[aria-expanded="true"] span::before{ top:0; transform:rotate(45deg); }
.nav-burger[aria-expanded="true"] span::after{ top:0; transform:rotate(-45deg); }

/* Mega menu */
.mega{ position:fixed; top:var(--nav-h); left:0; right:0; z-index:999; opacity:0; visibility:hidden; transform:translateY(-6px); transition:opacity .25s var(--ease), transform .3s var(--ease-out), visibility .25s; }
.mega.open{ opacity:1; visibility:visible; transform:none; }
.mega-inner{ max-width:var(--maxw); margin:8px auto 0; padding:22px; background:rgba(13,13,16,.94); backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px); border:1px solid var(--line); border-radius:12px; display:grid; grid-template-columns:repeat(5,1fr); gap:10px; box-shadow:0 40px 90px -30px rgba(0,0,0,.9); }
.mega-col h5{ font-family:var(--f-mono); font-size:10.5px; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-4); margin:0 0 8px; padding:0 10px 8px; border-bottom:1px solid var(--line-0); }
.mega-col a{ display:flex; flex-direction:column; gap:2px; padding:8px 10px; border-radius:8px; transition:background .2s; }
.mega-col a:hover{ background:rgba(255,255,255,.05); }
.mega-col a .t{ font-size:13.5px; font-weight:500; color:var(--ink); }
.mega-col a .d{ font-size:12px; color:var(--ink-4); line-height:1.35; }

/* Mobile drawer */
.drawer{ position:fixed; inset:var(--nav-h) 0 0; z-index:998; background:rgba(9,9,11,.98); padding:20px var(--gutter) 60px; overflow-y:auto; opacity:0; visibility:hidden; transition:opacity .3s, visibility .3s; }
.drawer.open{ opacity:1; visibility:visible; }
.drawer h5{ font-family:var(--f-mono); font-size:10.5px; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-4); margin:24px 0 6px; }
.drawer a{ display:block; padding:11px 0; font-size:17px; font-weight:500; border-bottom:1px solid var(--line-0); }

/* ---------- Footer ---------- */
.footer{ border-top:1px solid var(--line-0); padding:64px 0 36px; margin-top:24px; background:linear-gradient(180deg,transparent,rgba(0,0,0,.35)); }
.footer-grid{ display:grid; grid-template-columns:1.5fr repeat(4,1fr); gap:32px; }
.footer .brand{ margin-bottom:14px; }
.footer-blurb{ color:var(--ink-3); font-size:14px; max-width:32ch; line-height:1.55; }
.footer h6{ font-family:var(--f-mono); font-size:10.5px; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-4); margin:0 0 14px; }
.footer ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:9px; }
.footer ul a{ color:var(--ink-3); font-size:14px; transition:color .2s; }
.footer ul a:hover{ color:var(--ink); }
.footer-bottom{ display:flex; justify-content:space-between; gap:20px; flex-wrap:wrap; margin-top:52px; padding-top:22px; border-top:1px solid var(--line-0); font-family:var(--f-mono); font-size:11.5px; letter-spacing:.04em; color:var(--ink-4); }

/* ============================================================
   MOTION
   ============================================================ */
/* Reveal (gated on .js so the page is complete without script) */
.js [data-rv]{ opacity:0; transform:translateY(22px); transition:opacity 1s var(--ease-out), transform 1s var(--ease-out); transition-delay:calc(var(--d,0) * 90ms); }
.js [data-rv].in{ opacity:1; transform:none; }
.js [data-rv="fade"]{ transform:none; }
.js [data-rv="power"]{ transform:translateY(26px) scale(.975); filter:brightness(.25) saturate(.6); transition:opacity 1.1s var(--ease-out), transform 1.3s var(--ease-out), filter 1.4s var(--ease); }
.js [data-rv="power"].in{ filter:none; }
/* Word-mask reveal for headlines */
.js [data-split]{ opacity:1; transform:none; }
.js [data-split] .wm{ display:inline-block; overflow:hidden; vertical-align:bottom; padding-bottom:.08em; margin-bottom:-.08em; }
.js [data-split] .w{ display:inline-block; transform:translateY(112%); transition:transform 1.05s var(--ease-out); transition-delay:calc(var(--i) * 45ms + var(--d,0) * 90ms); }
.js [data-split].in .w{ transform:none; }
/* Stagger children */
.js [data-stagger] > *{ opacity:0; transform:translateY(16px); transition:opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.js [data-stagger].in > *{ opacity:1; transform:none; }
.js [data-stagger].in > :nth-child(1){ transition-delay:.05s } .js [data-stagger].in > :nth-child(2){ transition-delay:.12s }
.js [data-stagger].in > :nth-child(3){ transition-delay:.19s } .js [data-stagger].in > :nth-child(4){ transition-delay:.26s }
.js [data-stagger].in > :nth-child(5){ transition-delay:.33s } .js [data-stagger].in > :nth-child(6){ transition-delay:.40s }
.js [data-stagger].in > :nth-child(7){ transition-delay:.47s } .js [data-stagger].in > :nth-child(8){ transition-delay:.54s }
.js [data-stagger].in > :nth-child(n+9){ transition-delay:.6s }

/* Live line: an amber hairline that draws in */
.rule{ height:1px; background:var(--line); position:relative; overflow:hidden; }
.rule::after{ content:""; position:absolute; inset:0; background:var(--amber); transform:scaleX(0); transform-origin:left; transition:transform 1.2s var(--ease-in-out); }
.rule.in::after{ transform:scaleX(1); }

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; }
  .js [data-rv],.js [data-split] .w,.js [data-stagger] > *{ opacity:1 !important; transform:none !important; filter:none !important; }
  #grain{ display:none; }
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .g4{ grid-template-columns:repeat(2,1fr); }
  .mega-inner{ grid-template-columns:repeat(3,1fr); }
}
@media (max-width:900px){
  .nav-links{ display:none; }
  .nav-burger{ display:flex; }
  .split,.split.rev{ grid-template-columns:1fr; }
  .split.rev > :first-child{ order:1; } .split.rev > :last-child{ order:2; }
  .g3{ grid-template-columns:repeat(2,1fr); }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .footer .brand-col{ grid-column:1 / -1; }
}
@media (max-width:600px){
  .g2,.g3,.g4{ grid-template-columns:1fr; }
  .points{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; gap:22px; }
  .btn-lg{ --h:48px; padding:0 20px; }
}

/* ============================================================
   FEATURE PAGE SECTIONS + module tiles
   ============================================================ */
.hero-full{ margin-top:clamp(40px,6vw,72px); }
.hero-copy-narrow{ max-width:900px; display:grid; gap:24px; }
.hero-copy-narrow > .lead{ margin:0; }
.split h1{ font-size:clamp(40px,4.5vw,64px); }
.cta:not(.mtile){ position:relative; padding:clamp(28px,5vw,72px); border:1px solid var(--line-2); border-radius:20px; background:radial-gradient(70% 100% at 0% 0%, rgba(255,178,36,.09), transparent 60%), var(--bg-1); display:grid; gap:24px; overflow:hidden; }
.cta:not(.mtile) h2{ max-width:22ch; }
.cta:not(.mtile) .lead{ max-width:58ch; }
.spec-grid{ display:grid; grid-template-columns:repeat(var(--cols,4),1fr); gap:0 28px; border-top:1px solid var(--line); }
.spec-grid > div{ padding:28px 0; border-bottom:1px solid var(--line); }
.spec-grid h4{ margin-bottom:10px; display:flex; align-items:flex-start; gap:12px; }
.spec-grid h4 .ico{ width:26px; height:26px; border-radius:7px; display:grid; place-items:center; background:var(--amber-soft); color:var(--amber); flex:none; } .spec-grid h4 .ico svg{ width:14px; height:14px; }
.spec-grid p{ font-size:14px; color:var(--ink-3); line-height:1.5; }
.seq{ display:grid; gap:0; max-width:880px; }
.seq-step{ padding:24px 0; border-top:1px solid var(--line); }
.seq-step h4{ margin-bottom:8px; } .seq-step p{ font-size:14.5px; color:var(--ink-3); max-width:70ch; }
.list-split{ display:grid; grid-template-columns:minmax(0,5fr) minmax(0,7fr); gap:clamp(32px,5vw,72px); align-items:start; }
.benefits{ display:grid; grid-template-columns:repeat(3,1fr); gap:32px; }
.benefit{ padding-top:24px; border-top:1px solid var(--line); }
.benefit .bl{ font-family:var(--f-mono); font-size:10.5px; letter-spacing:.16em; color:var(--amber); text-transform:uppercase; }
.benefit h3{ font-size:22px; margin:12px 0 8px; } .benefit p{ font-size:14.5px; color:var(--ink-3); }
.note{ margin-top:24px; padding:18px 20px; border-left:2px solid var(--amber); background:var(--bg-1); color:var(--ink-2); font-size:15px; max-width:820px; }
.stats{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.stat-big b{ font-family:var(--f-hud); font-weight:800; font-size:clamp(40px,5vw,72px); color:var(--ink); line-height:1; display:block; letter-spacing:.02em; }
.stat-big span{ display:block; margin-top:8px; font-family:var(--f-mono); font-size:11px; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-4); }
.caption{ margin-top:14px; font-family:var(--f-mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-4); text-align:center; }
.gallery{ display:grid; grid-template-columns:repeat(var(--cols,2),minmax(0,1fr)); gap:clamp(24px,3vw,40px); align-items:start; }
.prose-lead p + p{ margin-top:0; }
.prose-lead{ display:grid; gap:18px; max-width:820px; }
.prose-lead p{ font-size:clamp(18px,1.5vw,22px); line-height:1.5; color:var(--ink-2); }

/* module tiles */
.modules{ display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); grid-auto-rows:1fr; gap:12px; margin-top:clamp(36px,5vw,64px); }
.mtile{ display:grid; grid-template-columns:38px minmax(0,1fr); align-content:start; gap:14px; padding:22px 18px; border:1px solid var(--line); border-radius:12px; background:var(--bg-1); transition:border-color .25s, background .25s, transform .35s var(--ease-out); }
.mtile:hover{ border-color:var(--line-2); background:var(--bg-2); transform:translateY(-2px); }
.mtile .ico{ width:38px; height:38px; border-radius:9px; display:grid; place-items:center; background:var(--amber-soft); border:1px solid rgba(255,178,36,.2); color:var(--amber); } .mtile .ico svg{ width:18px; height:18px; }
.mtile b{ font-size:14px; font-weight:500; display:block; color:var(--ink); } .mtile span{ font-size:12.5px; color:var(--ink-4); display:block; margin-top:2px; line-height:1.4; } .mtile small{ font-family:var(--f-mono); font-size:9px; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-4); display:block; margin-top:8px; }
.mtile.cta{ background:var(--amber); border-color:transparent; } .mtile.cta b{ color:#151004; } .mtile.cta .ico{ background:rgba(0,0,0,.12); border-color:transparent; color:#151004; } .mtile.cta span,.mtile.cta small{ color:rgba(21,16,4,.7); }
.mtile.cta:hover{ background:#FFC04A; }
@media (max-width:1080px){ .spec-grid{ grid-template-columns:repeat(2,1fr); } .stats{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:1000px){ .modules{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:900px){ .list-split{ grid-template-columns:1fr; } .benefits{ grid-template-columns:1fr 1fr; } .gallery{ grid-template-columns:1fr; } }
@media (max-width:600px){ .spec-grid{ grid-template-columns:1fr; } .benefits{ grid-template-columns:1fr; } .stats{ grid-template-columns:1fr 1fr; } }
@media (max-width:520px){ .modules{ grid-template-columns:1fr; } }