/* ORAI OS — oraios.africa
   Colour covenant: silver is the instrument, gold is meaning, blue is interaction.
   Ground is navy-black, always. There is no light mode. */

:root{
  --ground:#07090F;
  --surface:#0D1120;
  --surface-2:#121729;
  --line:rgba(235,238,246,.10);
  --line-2:rgba(235,238,246,.18);

  --silver:#E6E9F2;
  --silver-2:rgba(230,233,242,.68);
  --silver-3:rgba(230,233,242,.58);
  --muted:#7E8499;

  --gold:#C8A96E;
  --gold-deep:#C4942E;
  --gold-dim:rgba(200,169,110,.14);

  --blue:#6478C8;
  --blue-deep:#4A5CA8;
  --blue-dim:rgba(100,120,200,.16);

  --display:"Cormorant Garamond",Georgia,"Times New Roman",serif;
  --body:"Manrope","Avenir Next","Helvetica Neue",Arial,sans-serif;
  --mono:"JetBrains Mono","SF Mono",Menlo,Consolas,monospace;

  --ease:cubic-bezier(.4,0,.2,1);
  --dur:600ms;

  --gutter:clamp(20px,5vw,64px);
  --measure:66ch;
}

*,*::before,*::after{box-sizing:border-box}
html{color-scheme:dark;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--ground);
  color:var(--silver);
  font-family:var(--body);
  font-size:17px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--silver)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:2px}

.skip{position:absolute;left:-9999px;top:0;background:var(--surface);color:var(--silver);padding:10px 16px;z-index:100}
.skip:focus{left:12px;top:12px}

/* ── type ─────────────────────────────────────────────── */
.eyebrow{
  font-size:11px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;
  color:var(--gold);margin:0 0 14px;
}
.eyebrow.quiet{color:var(--muted)}

h1,h2,h3,h4{margin:0;font-weight:600;text-wrap:balance}
h1{font-family:var(--display);font-weight:500;font-size:clamp(38px,6.4vw,74px);line-height:1.02;letter-spacing:-.015em}
h1 em{font-style:italic;color:var(--gold)}
h2{font-family:var(--display);font-weight:500;font-size:clamp(30px,4.4vw,46px);line-height:1.08;letter-spacing:-.01em}
h2 em{font-style:italic;color:var(--gold)}
h3{font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--silver)}

p{margin:0 0 16px;max-width:var(--measure);color:var(--silver-2)}
p strong{color:var(--silver);font-weight:600}
.lede{font-size:clamp(18px,2.1vw,21px);line-height:1.55;color:var(--silver-2);max-width:60ch}
.law{
  font-family:var(--display);font-style:italic;font-size:clamp(22px,3vw,30px);line-height:1.32;
  color:var(--silver);max-width:34ch;margin:0;padding-left:22px;border-left:1px solid var(--gold);
}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--muted)}

/* ── shell ────────────────────────────────────────────── */
.wrap{width:100%;max-width:1180px;margin:0 auto;padding-inline:var(--gutter)}
.wrap--narrow{max-width:840px}

section{padding-block:clamp(64px,9vw,124px)}
section + section{border-top:1px solid var(--line)}

/* ── nav ──────────────────────────────────────────────── */
.nav{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--ground) 86%,transparent);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav__in{display:flex;align-items:center;gap:28px;height:66px}
.brand{display:flex;align-items:center;gap:12px;color:var(--silver)}
.brand img{width:16px;opacity:.92}
.brand span{font-size:13px;font-weight:800;letter-spacing:.26em;text-transform:uppercase;white-space:nowrap}
.nav__links{display:flex;gap:26px;margin-left:auto;align-items:center}
.nav__links a{
  font-size:12px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  color:var(--silver-3);transition:color 220ms var(--ease);
}
.nav__links a:hover,.nav__links a[aria-current="page"]{color:var(--silver)}
.nav__links a[aria-current="page"]{color:var(--gold)}
@media (max-width:820px){
  .brand span{font-size:11px;letter-spacing:.2em}
  .nav__links{gap:16px;overflow-x:auto;scrollbar-width:none}
  .nav__links::-webkit-scrollbar{display:none}
  .nav__links a{white-space:nowrap;font-size:11px}
  .nav__links .nav__cta{display:none}
}

/* ── controls ─────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--body);font-size:13px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  padding:15px 26px;border-radius:2px;border:1px solid var(--blue);
  background:var(--blue-dim);color:var(--silver);cursor:pointer;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease),transform 260ms var(--ease);
}
.btn:hover{background:rgba(100,120,200,.3);border-color:var(--blue);color:var(--silver);transform:translateY(-1px)}
.btn__dot{width:5px;height:5px;border-radius:50%;background:var(--blue);flex:none}
.btn--ghost{border-color:var(--line-2);background:transparent}
.btn--ghost:hover{background:rgba(230,233,242,.05);border-color:var(--silver-3)}
.btn--ghost .btn__dot{background:var(--silver-3)}
.nav__cta{
  font-size:11px!important;padding:9px 16px;border:1px solid var(--blue);border-radius:2px;
  color:var(--silver)!important;background:var(--blue-dim);
}

/* ── hero ─────────────────────────────────────────────── */
.hero{position:relative;min-height:calc(100svh - 66px);display:grid;grid-template-columns:minmax(0,1fr);align-items:center;overflow:hidden}
.hero__field{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:.95}
.hero__veil{
  position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(100deg,var(--ground) 6%,rgba(7,9,15,.86) 34%,rgba(7,9,15,.34) 58%,transparent 78%),
    radial-gradient(120% 82% at 62% 50%,transparent 0%,rgba(7,9,15,.45) 64%,var(--ground) 100%);
}
.hero__in{position:relative;padding-block:clamp(48px,7vh,96px)}
.hero h1{max-width:15ch}
.hero .lede{margin:26px 0 34px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
@media (max-width:760px){
  .hero__veil{
    background:
      linear-gradient(180deg,var(--ground) 4%,rgba(7,9,15,.9) 40%,rgba(7,9,15,.35) 66%,transparent 88%),
      radial-gradient(120% 70% at 50% 68%,transparent 0%,rgba(7,9,15,.4) 66%,var(--ground) 100%);
  }
  .hero__field{opacity:.85}
}
.hero__scroll{
  position:absolute;bottom:26px;left:50%;transform:translateX(-50%);
  font-family:var(--mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);
}

/* ── facts strip ──────────────────────────────────────── */
.facts{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(138px,1fr));gap:1px;
  margin:36px 0 0;max-width:900px;
}
.facts > div{background:var(--surface);padding:14px 16px;box-shadow:0 0 0 1px var(--line)}
.facts dt{font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:800;margin-bottom:5px}
.facts dd{margin:0;font-family:var(--mono);font-size:13px;color:var(--silver)}

/* ── FSP identity ─────────────────────────────────────── */
.fsp{display:block;width:min(460px,88%);height:auto;opacity:.94;margin:0 0 34px}
.foot__fsp{display:block;width:232px;height:auto;opacity:.72;margin:18px 0 16px;transition:opacity 420ms var(--ease)}
.foot__fsp:hover{opacity:.9}

/* ── still hero (film, ancient-future) ────────────────────────────────────────── */
.stillhero{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1fr);align-items:end;min-height:min(78svh,760px);padding:0}
.stillhero__still{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:62% 38%}
.stillhero__veil{
  position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(90deg,rgba(7,9,15,.92) 0%,rgba(7,9,15,.72) 34%,rgba(7,9,15,.30) 62%,rgba(7,9,15,.42) 100%),
    linear-gradient(180deg,rgba(7,9,15,.55) 0%,rgba(7,9,15,.10) 34%,rgba(7,9,15,.86) 82%,var(--ground) 100%);
}
.stillhero__in{position:relative;padding-block:clamp(48px,8vh,84px)}
/* ancient-future: the frame is shown whole, the title overlapping its foot */
.afband{padding:0 0 clamp(56px,8vw,110px)}
.afband__frame{position:relative;margin:0;line-height:0}
.afband__frame img{width:100%;height:auto}
.afband__veil{
  position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(180deg,rgba(7,9,15,.34) 0%,rgba(7,9,15,.02) 20%,rgba(7,9,15,.30) 58%,rgba(7,9,15,.90) 88%,var(--ground) 100%),
    linear-gradient(90deg,rgba(7,9,15,.55) 0%,rgba(7,9,15,.05) 42%,transparent 70%);
}
.afband__in{position:relative;margin-top:clamp(-140px,-7vw,-24px)}
@media (max-width:760px){.afband__in{margin-top:28px}}
.stillhero h1{max-width:14ch}
@media (max-width:760px){
  .stillhero{min-height:min(72svh,620px)}
  .stillhero__still{object-position:64% 34%}
  .stillhero__veil{
    background:linear-gradient(180deg,rgba(7,9,15,.5) 0%,rgba(7,9,15,.2) 26%,rgba(7,9,15,.9) 74%,var(--ground) 100%);
  }
}

/* ── proofs ───────────────────────────────────────────── */
.proofs{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border-block:1px solid var(--line)}
@media (max-width:900px){.proofs{grid-template-columns:1fr}}
.proof{background:var(--ground);padding:36px clamp(20px,3vw,34px) 40px}
.proof__n{font-family:var(--mono);font-size:11px;color:var(--gold);letter-spacing:.16em}
.proof h3{margin:14px 0 10px;font-family:var(--display);font-size:24px;font-weight:500;letter-spacing:0;text-transform:none}
.proof p{font-size:15px;margin:0}

/* ── capture ──────────────────────────────────────────── */
.capture{position:relative;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--surface)}
.capture img{width:100%;height:auto}
.capture figcaption{
  display:flex;flex-wrap:wrap;gap:10px;align-items:baseline;justify-content:space-between;
  padding:14px 18px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--muted);
}
.capture figcaption b{color:var(--gold);font-weight:500}

/* ── split ────────────────────────────────────────────── */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(28px,5vw,72px);align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.split--text{align-items:start}

/* ── surfaces list ────────────────────────────────────── */
.surfaces{border-top:1px solid var(--line);margin-top:28px}
.surface{
  display:grid;grid-template-columns:minmax(180px,.5fr) minmax(0,1.5fr);gap:clamp(16px,4vw,48px);
  padding:26px 0;border-bottom:1px solid var(--line);
}
@media (max-width:760px){.surface{grid-template-columns:1fr;gap:8px}}
.surface h3{font-family:var(--display);font-size:23px;font-weight:500;letter-spacing:0;text-transform:none;color:var(--silver)}
.surface p{margin:0;font-size:15.5px}

/* ── systems table ────────────────────────────────────── */
.tablewrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:15px;margin-top:20px}
th{
  text-align:left;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  font-weight:800;padding:0 16px 12px 0;border-bottom:1px solid var(--line-2);
}
td{padding:16px 16px 16px 0;border-bottom:1px solid var(--line);vertical-align:top;color:var(--silver-2)}
td:first-child{color:var(--silver);font-weight:600}
td .people{display:block;font-family:var(--mono);font-size:11px;color:var(--gold);letter-spacing:.06em;margin-top:3px;font-weight:400}

/* ── note ─────────────────────────────────────────────── */
.note{border-left:1px solid var(--gold);background:var(--gold-dim);padding:18px 22px;border-radius:0 4px 4px 0;max-width:68ch;margin:28px 0}
.note p{margin:0;color:var(--silver)}

/* ── modes ────────────────────────────────────────────── */
.modes{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:28px}
@media (max-width:760px){.modes{grid-template-columns:1fr}}
.mode{border:1px solid var(--line);border-radius:6px;padding:28px;background:var(--surface)}
.mode--warm{border-color:rgba(200,169,110,.3)}
.mode h3{font-family:var(--display);font-size:24px;font-weight:500;letter-spacing:0;text-transform:none;margin-bottom:8px}
.mode--cool h3{color:var(--silver)}
.mode--warm h3{color:var(--gold)}
.mode p{font-size:15px;margin:0}
.mode .mono{margin-top:14px;display:block}

/* ── form ─────────────────────────────────────────────── */
.form{display:grid;gap:22px;max-width:560px;margin-top:36px}
.field label{display:block;font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;background:var(--surface);border:1px solid var(--line-2);border-radius:3px;
  color:var(--silver);font-family:var(--body);font-size:16px;padding:13px 14px;
  transition:border-color 260ms var(--ease),background 260ms var(--ease);
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);background:var(--surface-2);outline:none}
.field textarea{resize:vertical;min-height:96px}
.formnote{font-size:13px;color:var(--muted);max-width:56ch}

/* ── footer ───────────────────────────────────────────── */
.foot{border-top:1px solid var(--line);padding-block:44px 56px}
.foot__in{display:flex;flex-wrap:wrap;gap:28px;justify-content:space-between;align-items:flex-start}
.foot__links{display:flex;flex-wrap:wrap;gap:22px}
.foot__links a{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--silver-3);font-weight:700}
.foot__links a:hover{color:var(--silver)}
.foot small{display:block;font-family:var(--mono);font-size:11px;color:var(--muted);line-height:1.9}

/* ── utilities ────────────────────────────────────────── */
/* Small, named, and few. They exist so no rule lives in a style attribute:
   the CSP sets style-src without 'unsafe-inline', which drops inline styles. */
.mt-sm{margin-top:20px}
.mt-md{margin-top:26px}
.mt-lg{margin-top:32px}
.mt-xl{margin-top:36px}
.mb-sm{margin-bottom:14px}
.ml-sm{margin-left:10px}
.hold-14{max-width:14ch}
.hold-16{max-width:16ch}
.hold-20{max-width:20ch}
.start{text-align:left}
.visually-hidden{
  position:absolute;width:1px;height:1px;margin:-1px;padding:0;
  overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0;
}

/* ── reveal ───────────────────────────────────────────── */
.js .rise{opacity:0;transform:translateY(14px);transition:opacity 900ms var(--ease),transform 900ms var(--ease)}
.js .rise.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .rise{opacity:1;transform:none;transition:none}
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}