/* 1618 — ivory. Single committed palette; every colour explicit. */
:root{
  --ground:#F4F1E9;
  --ground-2:#EDE9DE;
  --surface:#E7E1D2;
  --hairline:#DBD4C3;
  --hairline-2:#C3B9A2;
  --ink:#16130E;
  --ink-dim:#57503F;
  --ink-faint:#7A7263;
  --bronze:#8A6122;
  --bronze-lit:#A8792F;
  --seed:#8A6122;
  --measure:68ch;
  --pad:clamp(1.5rem,5vw,4.5rem);
  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='0.45'/%3E%3C/svg%3E");
  color-scheme:light;
}
*{box-sizing:border-box}
body{
  margin:0;background:var(--ground);color:var(--ink);
  font-family:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-weight:300;font-size:clamp(15px,0.55vw + 13.5px,17px);line-height:1.72;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:Marcellus,"Times New Roman",serif;font-weight:400;text-wrap:balance;margin:0}
p{margin:0}
a{color:inherit}
img{display:block;max-width:100%}
::selection{background:var(--bronze);color:var(--ground)}
:focus-visible{outline:1px solid var(--bronze);outline-offset:3px}

.label{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.66rem;font-weight:400;
  letter-spacing:.19em;text-transform:uppercase;color:var(--bronze)}
.label--dim{color:var(--ink-faint)}
.wrap{max-width:1200px;margin:0 auto;padding-inline:var(--pad)}

/* masthead */
.mast{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--ground) 90%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--hairline)}
.mast__in{display:flex;align-items:center;gap:1.5rem;min-height:4.25rem}
.mark{font-family:Marcellus,serif;font-size:1.32rem;letter-spacing:.22em;text-decoration:none;
  color:var(--ink);white-space:nowrap}
.mast nav{margin-left:auto;display:flex;gap:1.6rem;align-items:center}
.mast nav a{font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;text-decoration:none;
  color:var(--ink-dim);transition:color .25s}
.mast nav a:hover{color:var(--bronze)}
.langs{display:flex;gap:.55rem;padding-left:1.4rem;border-left:1px solid var(--hairline)}
.langs span{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.12em;color:var(--ink-faint)}
.langs .on{color:var(--bronze)}
@media(max-width:980px){.mast nav a:not(.nav-contact){display:none}}
@media(max-width:560px){.langs{display:none}}

/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--hairline)}
.hero__in{position:relative;z-index:2;padding-block:clamp(4rem,12vh,7.5rem) clamp(3rem,9vh,5.5rem);
  display:grid;gap:clamp(1.5rem,3.4vw,2.5rem)}
.hero__num{font-family:Marcellus,serif;font-size:clamp(5.5rem,19vw,14.5rem);line-height:.86;
  letter-spacing:.055em;margin-left:-.04em}
.hero__lede{max-width:34ch;font-size:clamp(1.25rem,1.5vw + 1rem,2.05rem);font-family:Marcellus,serif;
  line-height:1.32;color:var(--ink)}
.hero__sub{max-width:52ch;color:var(--ink-dim)}
.hero__meta{padding-top:1.5rem;border-top:1px solid var(--hairline)}
.geo{display:flex;flex-wrap:wrap;gap:.55rem 1.1rem;font-family:"IBM Plex Mono",monospace;
  font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-dim)}
.geo span:not(:last-child)::after{content:" ·";color:var(--bronze);padding-left:1.05rem}
.figure{position:absolute;inset:0;z-index:1;display:flex;align-items:center;justify-content:flex-end;
  pointer-events:none}
.figure svg{width:min(60vw,760px);height:auto;opacity:.3;transform:translateX(15%)}
@media(max-width:900px){.figure svg{opacity:.15;transform:translateX(28%)}}

/* film band */
.film{background:var(--ground-2);padding-block:clamp(2rem,4vw,3rem)}
.film__stage{position:relative;width:100%;max-width:1600px;margin-inline:auto;
  aspect-ratio:2.35;overflow:hidden;border:1px solid var(--hairline);
  background:var(--noise),linear-gradient(150deg,#E2D8C1 0%,#CCBE9F 55%,#B3A17E 100%);
  background-blend-mode:soft-light,normal}
.film__stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.film__pending{position:absolute;inset:0;display:grid;place-items:center;align-content:center;gap:.5rem;
  text-align:center;padding:1rem;color:#5A4A2C}
.film__pending .t{font-family:Marcellus,serif;font-size:clamp(1.3rem,2.4vw,2rem)}

/* section frame */
section{border-bottom:1px solid var(--hairline)}
.band{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.618fr);
  gap:clamp(1.6rem,4vw,4.5rem);padding-block:clamp(3.4rem,8vw,6rem)}
@media(max-width:820px){.band{grid-template-columns:1fr;gap:1.4rem}}
.band__rail{display:flex;flex-direction:column;gap:.7rem}
.band__rail .code{font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.1em;
  color:var(--ink-faint);line-height:1.6}
.band__body{display:flex;flex-direction:column;gap:1.5rem;max-width:var(--measure)}
.band__body.wide{max-width:none}
h2{font-size:clamp(1.55rem,1.4vw + 1.15rem,2.35rem);line-height:1.22}
.band__body p{color:var(--ink-dim)}
.band__body p.lead{color:var(--ink);font-size:1.06em}
.band__body h3{color:var(--ink)}

/* phyllotaxis */
.phi{display:grid;gap:1rem;border:1px solid var(--hairline);background:var(--ground-2);
  padding:clamp(1rem,2.4vw,1.75rem)}
.phi canvas{width:100%;height:clamp(240px,34vw,380px);display:block}
.phi__ctl{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem 1.4rem;
  padding-top:.9rem;border-top:1px solid var(--hairline)}
.phi__ctl label{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.15em;
  text-transform:uppercase;color:var(--ink-faint)}
.phi__ctl input[type=range]{flex:1 1 12rem;accent-color:var(--bronze);background:none;border:0;padding:0;min-width:9rem}
.phi__val{font-family:"IBM Plex Mono",monospace;font-size:.8rem;color:var(--bronze);
  font-variant-numeric:tabular-nums;min-width:5.2rem;text-align:right}
.phi__reset{background:none;border:1px solid var(--hairline-2);color:var(--ink-dim);cursor:pointer;
  font-family:"IBM Plex Mono",monospace;font-size:.6rem;letter-spacing:.15em;text-transform:uppercase;
  padding:.4rem .8rem}
.phi__reset:hover{color:var(--bronze);border-color:var(--bronze)}
.phi__cap{color:var(--ink-faint);font-size:.86em;line-height:1.65}

/* activities */
.acts{display:grid;border-top:1px solid var(--hairline)}
.act{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1fr);gap:clamp(1rem,3vw,3rem);
  padding-block:2.1rem;border-bottom:1px solid var(--hairline)}
@media(max-width:820px){.act{grid-template-columns:1fr;gap:.7rem}}
.act h3{font-size:1.3rem;line-height:1.3}
.act .corridor{margin-top:.5rem;display:block}
.act p{color:var(--ink-dim)}

/* presence */
.places{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(1rem,2.2vw,1.9rem);
  border-top:1px solid var(--hairline);padding-top:2.2rem}
@media(max-width:820px){.places{grid-template-columns:1fr;gap:2.2rem}}
.place{display:flex;flex-direction:column;gap:1rem}
.place__frame{position:relative;aspect-ratio:4/5;overflow:hidden;border:1px solid var(--hairline-2);
  background:var(--noise),linear-gradient(160deg,#E4DAC4 0%,#CFC1A3 55%,#B7A583 100%);
  background-blend-mode:soft-light,normal}
@media(max-width:820px){.place__frame{aspect-ratio:16/9}}
.place__frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:grayscale(1) contrast(1.05) brightness(1.04)}
.place__frame::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(138,97,34,.5),rgba(70,52,20,.3));
  mix-blend-mode:multiply;pointer-events:none}
.place__frame .pending{position:absolute;left:0;bottom:0;padding:.7rem .85rem;z-index:2;color:#5A4A2C}
.place h3{font-size:1.42rem;letter-spacing:.02em}
.place .fn{color:var(--ink);font-size:.95em}
.place p{color:var(--ink-dim);font-size:.93em}
.place__mail{display:flex;flex-direction:column;gap:.15rem;padding-top:.55rem;
  border-top:1px solid var(--hairline)}
.place__mail a{font-family:"IBM Plex Mono",monospace;font-size:.8rem;color:var(--bronze);text-decoration:none}
.place__mail a:hover{color:var(--ink)}
.places-note{color:var(--ink-faint);font-size:.88em;padding-top:1.6rem}

/* ledgers */
.ledger{display:grid;border-top:1px solid var(--hairline)}
.row{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1fr);gap:clamp(.6rem,3vw,3rem);
  padding-block:1.15rem;border-bottom:1px solid var(--hairline);align-items:baseline}
@media(max-width:620px){.row{grid-template-columns:1fr;gap:.2rem;padding-block:1rem}}
.row .items{color:var(--ink);font-size:.97em}
.row.future .items{color:var(--ink-faint);font-style:italic}
.route{color:var(--ink);font-size:.97em;font-variant-numeric:tabular-nums}
.route .ar{color:var(--bronze);padding-inline:.45rem}

/* principles */
.prin{display:grid;gap:1.9rem}
.prin>div{display:grid;gap:.45rem;padding-left:1.15rem;border-left:1px solid var(--hairline-2)}
.prin h3{font-size:1.08rem}
.prin p{color:var(--ink-dim);font-size:.96em}

/* verify */
.verify{background:var(--ground-2)}
.verify .addr{font-family:"IBM Plex Mono",monospace;color:var(--bronze);font-size:1.02em}
.verify .plate{border:1px solid var(--hairline-2);background:var(--surface);padding:1.4rem 1.5rem;
  display:grid;gap:.4rem}

/* contact */
form{display:grid;gap:1.15rem}
.field{display:grid;gap:.4rem}
.field>span{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.15em;
  text-transform:uppercase;color:var(--ink-faint)}
input,select,textarea{font-family:inherit;font-size:.97rem;font-weight:300;color:var(--ink);
  background:#FBF9F4;border:1px solid var(--hairline-2);border-radius:0;
  padding:.72rem .85rem;width:100%;transition:border-color .25s}
input:focus,select:focus,textarea:focus{border-color:var(--bronze);outline:none}
select{appearance:none;cursor:pointer}
textarea{resize:vertical;min-height:6.5rem;line-height:1.6}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:1.15rem}
@media(max-width:620px){.pair{grid-template-columns:1fr}}
button[type=submit]{justify-self:start;cursor:pointer;font-family:"IBM Plex Mono",monospace;
  font-size:.72rem;letter-spacing:.19em;text-transform:uppercase;color:#FBF9F4;
  background:var(--bronze);border:1px solid var(--bronze);border-radius:0;padding:.85rem 2.2rem;
  transition:background .25s,border-color .25s}
button[type=submit]:hover{background:var(--bronze-lit);border-color:var(--bronze-lit)}
.hp{position:absolute;left:-9999px}
.sent{color:var(--bronze);font-size:.9rem}
.consent{color:var(--ink-faint);font-size:.82em;line-height:1.6;max-width:60ch}
.consent a{color:var(--bronze)}

/* legal / privacy pages */
.doc{display:grid;gap:1.6rem;max-width:var(--measure);padding-block:clamp(3rem,7vw,5rem)}
.doc h1{font-size:clamp(1.9rem,2vw + 1.3rem,2.8rem);line-height:1.2}
.doc h2{font-size:1.22rem;padding-top:1.1rem;border-top:1px solid var(--hairline)}
.doc p,.doc li{color:var(--ink-dim)}
.doc ul{margin:0;padding-left:1.1rem;display:grid;gap:.45rem}
.doc .meta{font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--ink-faint)}
.doc dl{display:grid;grid-template-columns:minmax(0,.5fr) minmax(0,1fr);gap:.55rem 1.5rem;margin:0}
@media(max-width:620px){.doc dl{grid-template-columns:1fr;gap:.1rem 0}}
.doc dt{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.15em;
  text-transform:uppercase;color:var(--ink-faint);padding-top:.35rem}
.doc dd{margin:0;color:var(--ink)}
.doc dd a{color:var(--bronze);text-decoration:none}
.back{font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--bronze);text-decoration:none}

/* footer */
footer{padding-block:clamp(2.5rem,5vw,3.5rem)}
.foot{display:flex;flex-wrap:wrap;gap:1.2rem 2.5rem;align-items:baseline;justify-content:space-between}
.foot a{color:var(--ink-faint);text-decoration:none;font-size:.78rem;letter-spacing:.08em}
.foot a:hover{color:var(--bronze)}
.foot .legal{color:var(--ink-faint);font-size:.78rem;max-width:56ch;line-height:1.7}
.foot nav{display:flex;gap:1.6rem;flex-wrap:wrap}

/* motion */
.rise{opacity:0;transform:translateY(14px);transition:opacity .9s ease,transform .9s ease}
.rise.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rise{opacity:1;transform:none;transition:none}}