/* Inner pages: Platform, Onti AI, News, Company, Incident Fuel.
   The tokens match the inline design system in index.html. */
@font-face{font-family:'Michroma';src:url('../fonts/Michroma-Regular.ttf') format('truetype');font-display:swap}
:root{
  --bg-top:#efeae2;--bg-mid:#e4ded3;--bg-base:#ded7ca;
  --ink:#171512;--ink-soft:#55504a;--ink-faint:#6b655b;--ink-deep:#3e3933;
  --line:rgba(23,21,18,.12);--paper:#f4f1ea;
  --accent:#3f8f8c;--accent-hover:#337a78;--accent-pressed:#2b6765;--teal-light:#a9cac8;--teal-glow:#4fa8a4;
  --bronze:#a08a5c;--bronze-soft:rgba(160,138,92,.55);--coal:#12100d;--black:#0a0a0a;
  --yellow:#f8ed43;
  --ease:cubic-bezier(.22,1,.36,1);
  --font:'Michroma','SFMono-Regular',ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:linear-gradient(160deg,var(--bg-top) 0%,var(--bg-mid) 60%,var(--bg-base) 100%);color:var(--ink);min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ---------- bar ---------- */
.topbar{position:fixed;top:0;left:0;right:0;z-index:60}
.topbar::before{content:'';position:absolute;inset:0;background:rgba(239,234,226,.92);
  backdrop-filter:blur(9px) saturate(1.05);-webkit-backdrop-filter:blur(9px) saturate(1.05);
  border-bottom:1px solid rgba(23,21,18,.09);opacity:0;transition:opacity 320ms var(--ease)}
.topbar.show::before{opacity:1}
.tb-in{position:relative;padding:26px 48px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.tb-in .home img{height:28px;width:auto}
.on-dark .home img{filter:invert(1) brightness(1.1)}

/* ---------- page furniture ---------- */
.wrap{max-width:1160px;margin:0 auto;padding:0 48px}
.page-hero{padding:170px 0 80px}
.eyebrow{font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--bronze);margin-bottom:22px}
.page-hero h1{font-size:clamp(26px,4.4vw,52px);font-weight:400;letter-spacing:.04em;line-height:1.2;max-width:900px;margin-bottom:28px}
.lede{font-size:13.5px;line-height:1.95;color:var(--ink-soft);max-width:640px}
.chip{display:inline-block;font-size:10px;letter-spacing:.16em;text-transform:uppercase;background:var(--yellow);color:var(--ink);border-radius:99px;padding:8px 14px}
.chip.ghost{background:none;border:1px solid var(--bronze-soft);color:var(--bronze)}

.dark{background:var(--coal);color:var(--paper)}
.dark .eyebrow{color:var(--yellow)}
.dark .lede{color:rgba(244,241,234,.62)}
.sec{padding:96px 0}
.sec h2{font-size:clamp(18px,2.4vw,26px);font-weight:400;line-height:1.45;margin-bottom:22px;max-width:780px}
.sec p{font-size:12.5px;line-height:1.95;color:var(--ink-soft);max-width:720px;margin-bottom:16px}
.dark .sec p,.dark.sec p{color:rgba(244,241,234,.62)}

.bubble{background:linear-gradient(160deg,var(--bg-top) 0%,var(--bg-mid) 100%);border-radius:20px;padding:40px;box-shadow:0 34px 80px rgba(0,0,0,.42);color:var(--ink)}

.btn{font-family:var(--font);font-size:11px;letter-spacing:.08em;text-transform:uppercase;background:var(--accent);color:#fff;border:none;border-radius:7px;padding:15px 22px;cursor:pointer;display:inline-flex;align-items:center;gap:9px;transition:transform 260ms var(--ease),background-color 260ms var(--ease),box-shadow 260ms var(--ease)}
.btn:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 14px 34px rgba(63,143,140,.22)}
.btn svg{width:14px;height:14px}
.textlink{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-pressed);border-bottom:1px solid rgba(63,143,140,.4);padding-bottom:3px}
.dark .textlink{color:var(--teal-light);border-bottom-color:rgba(169,202,200,.35)}

/* Sandbox marker: nothing on these pages is live. Remove before release. */
/* Shown only off frontir.com (nav.js adds .on), so the marker can never ship to the live site */
.sandbox-note{display:none;position:fixed;left:16px;bottom:16px;z-index:80;font-size:10px;letter-spacing:.14em;text-transform:uppercase;background:var(--yellow);color:var(--ink);border-radius:99px;padding:7px 12px;box-shadow:0 6px 20px rgba(0,0,0,.18)}

/* ---------- footer ---------- */
.footer{background:var(--coal);position:relative;z-index:2}
.f-main{border-top:1px solid rgba(244,241,234,.08);display:flex;justify-content:space-between;align-items:center;padding:30px 48px;gap:24px;flex-wrap:wrap}
.f-tag{font-size:12px;letter-spacing:.3em;text-transform:uppercase;color:rgba(244,241,234,.45)}
.f-tag b{font-weight:400;color:#fff}
.f-nav{display:flex;gap:24px;flex-wrap:wrap}
.f-nav a{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:rgba(244,241,234,.6)}
.f-nav a:hover{color:#fff}
.f-main img{height:20px;filter:invert(1) brightness(1.1)}
.f-meta{display:flex;justify-content:space-between;padding:16px 48px 22px;border-top:1px solid rgba(244,241,234,.1);font-size:10px;letter-spacing:.06em;color:rgba(244,241,234,.62);gap:12px}
.f-links{display:flex;gap:18px;flex-wrap:wrap}
.f-meta a{border-bottom:1px solid rgba(244,241,234,.2);padding-bottom:2px;color:rgba(244,241,234,.6)}

/* ---------- reveals ---------- */
.rv-on [data-rv]{opacity:0;transform:translateY(36px);transition:opacity 900ms var(--ease),transform 900ms var(--ease)}
.rv-on [data-rv].in{opacity:1;transform:none}

@media(max-width:700px){
  .tb-in{padding:18px 16px}
  .wrap{padding:0 16px}
  .page-hero{padding:120px 0 56px}
  .sec{padding:64px 0}
  .bubble{padding:28px 20px;border-radius:16px}
  .f-main{padding:24px 16px}.f-meta{padding:14px 16px 20px;flex-direction:column}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.rv-on [data-rv]{opacity:1;transform:none;transition:none}}
/* the announcement bar above the navigation: one line of news, tucked away
   as soon as the page scrolls (Ollie, 6 Nov 2026: shortlisted for the award) */
.ann{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;gap:12px;height:34px;padding:0 16px;background:#000;color:#f4f1ea;text-decoration:none;font-size:10px;letter-spacing:.14em;text-transform:uppercase;white-space:nowrap;overflow:hidden;transition:margin-top 420ms cubic-bezier(.2,.8,.2,1)}
.ann-k{color:#f8ed43}
.ann-m{display:none}
.ann svg{width:12px;height:12px;flex-shrink:0;color:#3f8f8c;transition:transform 200ms}
.ann:hover svg{transform:translateX(3px)}
.topbar.show .ann{margin-top:-34px}
/* the full line needs about 760px: below 1100px wide the short one, scaled to fit the smallest phones (Ollie, 7 Nov 2026: cut off on the right) */
@media(max-width:1099px){.ann-l{display:none}.ann-m{display:inline}}
@media(max-width:759px){.ann{font-size:clamp(7px,2.3vw,8.5px);letter-spacing:.07em;gap:7px;padding:0 10px}}
@media(prefers-reduced-motion:reduce){.ann{transition:none}}
.sandbox-note.on{display:block}
.sr{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
/* Footer links: a bigger invisible tap area on touch screens (24px minimum), no visual change */
.f-links a,.f-social a{position:relative}
.f-links a::before,.f-social a::before{content:"";position:absolute;inset:-9px -6px}