/* ============================================================
   COXSWAIN · coxswain.uk
   Positioning, identity, websites, and launch systems for founder-led companies.
   Type: Sentient (display) / Satoshi (text) / Geist Mono (data)
   ============================================================ */

/* ---------- Fonts ---------- */
@font-face { font-family:'Sentient'; src:url('../fonts/sentient-300.woff2') format('woff2'); font-weight:300; font-style:normal; font-display:swap; }
@font-face { font-family:'Sentient'; src:url('../fonts/sentient-300i.woff2') format('woff2'); font-weight:300; font-style:italic; font-display:swap; }
@font-face { font-family:'Sentient'; src:url('../fonts/sentient-400.woff2') format('woff2'); font-weight:400; font-style:normal; font-display:swap; }
@font-face { font-family:'Sentient'; src:url('../fonts/sentient-400i.woff2') format('woff2'); font-weight:400; font-style:italic; font-display:swap; }
@font-face { font-family:'Satoshi'; src:url('../fonts/satoshi-400.woff2') format('woff2'); font-weight:400; font-style:normal; font-display:swap; }
@font-face { font-family:'Satoshi'; src:url('../fonts/satoshi-400i.woff2') format('woff2'); font-weight:400; font-style:italic; font-display:swap; }
@font-face { font-family:'Satoshi'; src:url('../fonts/satoshi-500.woff2') format('woff2'); font-weight:500; font-style:normal; font-display:swap; }
@font-face { font-family:'Satoshi'; src:url('../fonts/satoshi-700.woff2') format('woff2'); font-weight:700; font-style:normal; font-display:swap; }
@font-face { font-family:'Geist Mono'; src:url('../fonts/geistmono-400.woff2') format('woff2'); font-weight:400; font-style:normal; font-display:swap; }
@font-face { font-family:'Geist Mono'; src:url('../fonts/geistmono-500.woff2') format('woff2'); font-weight:500; font-style:normal; font-display:swap; }

/* ---------- Tokens ---------- */
:root {
  --paper:      #F5F1E8;
  --paper-2:    #EFEADD;
  --paper-3:    #E7E1D1;
  --ink:        #111A1F;
  --ink-2:      #17222A;
  --ink-3:      #20303A;
  --text:       #1B2328;
  --text-2:     #535D64;
  --text-3:     #7B848B;
  --line:       rgba(17,26,31,.14);
  --line-strong:rgba(17,26,31,.38);
  --line-inv:   rgba(245,241,232,.16);
  --line-inv-strong: rgba(245,241,232,.4);
  --signal:     #BE4B22;
  --signal-bright:#DE6B3C;
  --paper-inv-text:#EDE8DB;
  --paper-inv-text-2:#9AA3A6;

  --serif:'Sentient', Georgia, serif;
  --sans:'Satoshi', -apple-system, 'Helvetica Neue', sans-serif;
  --mono:'Geist Mono', 'SF Mono', monospace;

  --pad: clamp(20px, 5vw, 72px);
  --max: 1440px;
  --radius: 3px;
  --header-h: 72px;

  --ease-out: cubic-bezier(.22,1,.36,1);
  --ease-inout: cubic-bezier(.65,.05,.36,1);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
html.lenis, html.lenis body { height:auto; }
.lenis.lenis-smooth { scroll-behavior:auto !important; }
body {
  font-family:var(--sans);
  font-size:17px; line-height:1.6;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img,svg { display:block; max-width:100%; }
a { color:inherit; text-decoration:none; }
button { font:inherit; background:none; border:0; cursor:pointer; color:inherit; }
::selection { background:var(--signal); color:var(--paper); }

/* ---------- Typography ---------- */
.d1,.d2,.d3,h1,h2,h3 { font-family:var(--serif); font-weight:300; letter-spacing:-.01em; }
.d1 { font-size:clamp(2.75rem, 7.2vw, 6.5rem); line-height:1.02; }
.d2 { font-size:clamp(2.1rem, 4.6vw, 4rem);  line-height:1.06; }
.d3 { font-size:clamp(1.55rem, 2.6vw, 2.35rem); line-height:1.18; }
.d1 em,.d2 em,.d3 em { font-style:italic; font-weight:300; color:var(--signal); }
.dark .d1 em,.dark .d2 em,.dark .d3 em { color:var(--signal-bright); }
.lede { font-size:clamp(1.05rem, 1.5vw, 1.3rem); line-height:1.55; color:var(--text-2); max-width:34em; }
.body-l { font-size:clamp(1rem, 1.25vw, 1.15rem); }
.small { font-size:.875rem; }

.k {  /* mono kicker / index label */
  font-family:var(--mono); font-size:.72rem; font-weight:400;
  letter-spacing:.14em; text-transform:uppercase; color:var(--text-2);
  display:flex; align-items:center; gap:.75em;
}
.k::before { content:''; width:7px; height:7px; border:1.5px solid var(--signal); border-radius:50%; flex:none; }
.k--plain::before { display:none; }
.dark .k { color:var(--paper-inv-text-2); }
.dark .k::before { border-color:var(--signal-bright); }

/* ---------- Layout ---------- */
.wrap { max-width:var(--max); margin-inline:auto; padding-inline:var(--pad); }
section { position:relative; }
.sect { padding-block:clamp(72px, 11vw, 152px); }
.sect-head { display:grid; gap:1.25rem; margin-bottom:clamp(2.5rem, 5vw, 4.5rem); }
.rule { border:0; border-top:1px solid var(--line); }
.dark .rule { border-color:var(--line-inv); }

.dark { background:var(--ink); color:var(--paper-inv-text); }
.dark .lede { color:var(--paper-inv-text-2); }

.grid2 { display:grid; grid-template-columns:repeat(2,1fr); gap:clamp(1.5rem,3vw,3rem); }
.grid3 { display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(1.25rem,2.5vw,2rem); }
@media (max-width:860px){ .grid2,.grid3 { grid-template-columns:1fr; } }

/* ---------- Header ---------- */
.header {
  position:fixed; inset:0 0 auto; z-index:60;
  height:var(--header-h);
  display:flex; align-items:center;
  transition:transform .5s var(--ease-out), background .35s, box-shadow .35s;
}
.header .wrap { width:100%; display:flex; align-items:center; justify-content:space-between; gap:2rem; }
.header.is-scrolled { background:color-mix(in srgb, var(--paper) 86%, transparent); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); box-shadow:0 1px 0 var(--line); }
.header.is-hidden { transform:translateY(-100%); }
.dark-header .header.is-scrolled { background:color-mix(in srgb, var(--ink) 82%, transparent); box-shadow:0 1px 0 var(--line-inv); }

.brand { display:flex; align-items:center; gap:.7rem; }
.brand svg { height:30px; width:auto; }
.brand .brand-mark { color:var(--ink); }
.brand .brand-word { color:var(--ink); }
.brand:hover .dot { animation:helm 1.1s var(--ease-inout); }
@keyframes helm { 0%{transform:translateX(0)} 35%{transform:translateX(-5px)} 100%{transform:translateX(0)} }
.brand .dot { transform-box:fill-box; transform-origin:center; }

.nav { display:flex; align-items:center; gap:clamp(1.1rem,2.4vw,2.2rem); }
.nav a { font-size:.92rem; font-weight:500; position:relative; padding:.35em 0; color:var(--text); }
.nav a.btn { color:var(--btn-fg); padding:1.05em 1.6em; }
.nav a.btn:hover { color:var(--paper); }
.nav a.btn::after { display:none; }
.nav a::after {
  content:''; position:absolute; left:0; bottom:.1em; height:1px; width:100%;
  background:currentColor; transform:scaleX(0); transform-origin:right;
  transition:transform .45s var(--ease-out);
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform:scaleX(1); transform-origin:left; }
.nav .btn { margin-left:.5rem; }

/* mobile nav */
.nav-toggle { display:none; }
@media (max-width:900px){
  .nav { display:none; }
  .nav-toggle {
    display:grid; place-items:center; width:44px; height:44px; margin-right:-10px;
    position:relative; z-index:75;
  }
  .nav-toggle span { position:absolute; width:22px; height:1.5px; background:var(--text); transition:transform .4s var(--ease-inout), opacity .3s; }
  .nav-toggle span:nth-child(1){ transform:translateY(-4px); }
  .nav-toggle span:nth-child(2){ transform:translateY(4px); }
  body.menu-open .nav-toggle span:nth-child(1){ transform:rotate(45deg); }
  body.menu-open .nav-toggle span:nth-child(2){ transform:rotate(-45deg); }
  body.menu-open .nav-toggle span { background:var(--paper-inv-text); }
}
.mnav {
  position:fixed; inset:0; z-index:70; background:var(--ink); color:var(--paper-inv-text);
  display:flex; flex-direction:column; justify-content:space-between;
  padding:calc(var(--header-h) + 24px) var(--pad) 40px;
  clip-path:inset(0 0 100% 0); visibility:hidden;
  transition:clip-path .65s var(--ease-inout), visibility 0s .65s;
}
body.menu-open .mnav { clip-path:inset(0 0 0 0); visibility:visible; transition:clip-path .65s var(--ease-inout), visibility 0s; }
body.menu-open { overflow:hidden; }
body.menu-open .header { z-index:80; background:transparent !important; backdrop-filter:none !important; -webkit-backdrop-filter:none !important; box-shadow:none !important; transform:none !important; }
body.menu-open .brand .brand-mark, body.menu-open .brand .brand-word { color:var(--paper-inv-text); }
body.menu-open .nav { display:none; }
.mnav ul { list-style:none; display:grid; gap:.25rem; }
.mnav a.mlink {
  font-family:var(--serif); font-weight:300; font-size:clamp(2.2rem, 9vw, 3.2rem); line-height:1.25;
  display:flex; align-items:baseline; gap:1rem; padding:.15em 0;
  opacity:0; transform:translateY(24px);
}
body.menu-open .mnav a.mlink { opacity:1; transform:none; transition:opacity .5s var(--ease-out), transform .6s var(--ease-out); }
.mnav a.mlink { justify-content:space-between; }
.mnav a.mlink .g { font-family:var(--mono); font-size:.62rem; letter-spacing:.16em; text-transform:uppercase; color:var(--paper-inv-text-2); }
.mnav-foot { display:grid; gap:1rem; font-size:.9rem; color:var(--paper-inv-text-2); }
.mnav-foot a { color:var(--paper-inv-text); }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg:var(--ink); --btn-fg:var(--paper);
  position:relative; display:inline-flex; align-items:center; gap:.65em;
  font-size:.95rem; font-weight:500; line-height:1;
  padding:1.05em 1.6em; border-radius:var(--radius);
  background:var(--btn-bg); color:var(--btn-fg);
  overflow:hidden; transition:color .3s;
  isolation:isolate; white-space:nowrap;
}
.btn::before {
  content:''; position:absolute; inset:0; z-index:-1;
  background:var(--signal);
  transform:translateY(101%); transition:transform .5s var(--ease-out);
}
.btn:hover::before { transform:translateY(0); }
.btn .arr { transition:transform .4s var(--ease-out); }
.btn:hover .arr { transform:translateX(4px); }
.btn--ghost { --btn-bg:transparent; --btn-fg:var(--text); box-shadow:inset 0 0 0 1px var(--line-strong); }
.btn--ghost:hover { color:var(--paper); }
.dark .btn { --btn-bg:var(--paper); --btn-fg:var(--ink); }
.dark .btn:hover { color:var(--paper); }
.dark .btn--ghost { --btn-bg:transparent; --btn-fg:var(--paper-inv-text); box-shadow:inset 0 0 0 1px var(--line-inv-strong); }

.tlink { /* text link with arrow */
  display:inline-flex; align-items:center; gap:.5em; font-weight:500; font-size:.95rem;
  border-bottom:1px solid var(--line-strong); padding-bottom:.2em;
  transition:border-color .3s, color .3s;
}
.tlink:hover { color:var(--signal); border-color:var(--signal); }

/* ---------- Chart / motif pieces ---------- */
.chartbg { position:absolute; inset:0; pointer-events:none; overflow:hidden; }
.chartbg svg { width:100%; height:100%; }
.crosshair { stroke:var(--line); stroke-width:1; }
.dark .crosshair { stroke:var(--line-inv); }

.cadence { display:flex; gap:6px; }
.cadence i { width:1.5px; height:14px; background:var(--signal); transform:skewX(-18deg); }
.dark .cadence i { background:var(--signal-bright); }

/* ---------- Hero ---------- */
.hero { min-height:100svh; display:flex; align-items:flex-end; padding-block:calc(var(--header-h) + 40px) clamp(48px, 7vh, 88px); }
.hero-inner { display:grid; gap:clamp(2rem,4vh,3rem); width:100%; }
.hero .k { margin-bottom:.5rem; }
.hero h1 { max-width:11.5em; }
.hero h1 .line { display:block; overflow:hidden; }
.hero-foot { display:flex; flex-wrap:wrap; align-items:flex-end; justify-content:space-between; gap:2rem; }
.hero-foot .lede { max-width:30em; }
.hero-ctas { display:flex; gap:.9rem; flex-wrap:wrap; }
.hero-meta { font-family:var(--mono); font-size:.7rem; letter-spacing:.1em; color:var(--text-3); display:flex; gap:2.5em; }
.hero-meta span b { color:var(--text-2); font-weight:500; display:block; }
#heroChart { position:absolute; inset:0; z-index:-1; }
.scroll-cue { position:absolute; right:var(--pad); bottom:28px; font-family:var(--mono); font-size:.65rem; letter-spacing:.18em; color:var(--text-3); writing-mode:vertical-rl; display:flex; align-items:center; gap:.8em; }
.scroll-cue::after { content:''; width:1px; height:44px; background:var(--line-strong); animation:cue 2s var(--ease-inout) infinite; }
@keyframes cue { 0%{transform:scaleY(0); transform-origin:top} 45%{transform:scaleY(1); transform-origin:top} 55%{transform:scaleY(1); transform-origin:bottom} 100%{transform:scaleY(0); transform-origin:bottom} }
@media (max-width:900px){ .scroll-cue{ display:none; } .hero{ min-height:92svh; } }

/* ---------- Problem section (dark) ---------- */
.problem { overflow:clip; }
.problem .d2 { max-width:14em; }
.problem-list { display:grid; gap:0; margin-top:clamp(2.5rem,5vw,4rem); max-width:820px; }
.problem-list .row {
  display:flex; align-items:baseline; gap:1.5rem; padding:1.1rem 0;
  border-top:1px solid var(--line-inv);
  font-size:clamp(1.05rem,1.6vw,1.35rem); font-family:var(--serif); font-weight:300;
}
.problem-list .row:last-child { border-bottom:1px solid var(--line-inv); }
.problem-list .row::before { content:''; flex:none; width:1.4em; height:1px; background:var(--signal-bright); transform:translateY(-.32em); }
.problem-close { margin-top:clamp(2.5rem,5vw,4rem); font-size:clamp(1.2rem,2vw,1.6rem); font-family:var(--serif); }

/* ---------- Tags (shared) ---------- */
.tag { font-family:var(--mono); font-size:.66rem; letter-spacing:.08em; text-transform:uppercase; padding:.5em .8em; border:1px solid var(--line); border-radius:100px; color:var(--text-2); white-space:nowrap; }
.dark .tag { border-color:var(--line-inv); color:var(--paper-inv-text-2); }

/* ---------- Offers ---------- */
.offers-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(1rem,1.8vw,1.5rem); align-items:stretch; }
@media (max-width:960px){ .offers-grid { grid-template-columns:1fr; } }
.offer {
  position:relative; display:flex; flex-direction:column; gap:1.1rem;
  padding:clamp(1.6rem,2.6vw,2.4rem); border:1px solid var(--line); border-radius:var(--radius);
  background:var(--paper); transition:transform .5s var(--ease-out), box-shadow .5s var(--ease-out), border-color .4s;
}
.offer:hover { transform:translateY(-6px); border-color:var(--line-strong); box-shadow:0 24px 48px -28px rgba(17,26,31,.28); }
.offer .k { font-size:.66rem; }
.offer h3 { font-size:clamp(1.45rem,2vw,1.8rem); }
.offer .price { font-family:var(--mono); font-size:.78rem; letter-spacing:.06em; color:var(--text-2); border-top:1px solid var(--line); padding-top:1rem; margin-top:auto; display:flex; justify-content:space-between; }
.offer p { color:var(--text-2); font-size:.98rem; }
.offer ul { list-style:none; display:grid; gap:.45rem; font-size:.92rem; color:var(--text-2); }
.offer ul li { display:flex; gap:.7em; align-items:baseline; }
.offer ul li::before { content:''; flex:none; width:.5em; height:1px; background:var(--signal); transform:translateY(-.28em); }
.offer--hi { background:var(--ink); color:var(--paper-inv-text); border-color:var(--ink); }
.offer--hi p,.offer--hi ul,.offer--hi .price { color:var(--paper-inv-text-2); }
.offer--hi .price { border-color:var(--line-inv); }
.offer--hi .k { color:var(--paper-inv-text-2); }
.offer--hi .k::before { border-color:var(--signal-bright); }
.offer--hi:hover { box-shadow:0 28px 56px -28px rgba(17,26,31,.55); }
.offers-note { margin-top:1.4rem; font-size:.88rem; color:var(--text-3); }

/* ---------- Process (course plot) ---------- */
.process { overflow:clip; }
.proc-wrap { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.1fr); gap:clamp(2rem,4vw,4rem); align-items:start; }
@media (max-width:960px){ .proc-wrap { grid-template-columns:1fr; } .proc-chart{ display:none; } }
.proc-steps { display:grid; }
.proc-step { padding:clamp(1.4rem,2.4vw,2rem) 0; border-top:1px solid var(--line-inv); opacity:.32; transition:opacity .5s; }
.proc-step.is-active { opacity:1; }
.proc-step:last-child { border-bottom:1px solid var(--line-inv); }
.proc-step h3 { font-size:clamp(1.35rem,2vw,1.8rem); }
.proc-step p { margin-top:.5rem; color:var(--paper-inv-text-2); max-width:30em; }
.proc-step .dur { font-family:var(--mono); font-size:.66rem; letter-spacing:.12em; text-transform:uppercase; color:var(--paper-inv-text-2); margin-top:.8rem; display:block; }
.proc-chart { position:sticky; top:calc(var(--header-h) + 4vh); }
.proc-chart svg { width:100%; height:auto; }

/* ---------- Footer nav gloss ---------- */
.foot-col .fg { color:var(--paper-inv-text-2); font-size:.78em; letter-spacing:.04em; }

/* ---------- Ticker ---------- */
.ticker { overflow:hidden; padding-block:1.1rem; border-block:1px solid var(--line-inv); user-select:none; }
.ticker-track { display:flex; gap:3.5rem; width:max-content; will-change:transform; }
.ticker span { font-family:var(--mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; color:var(--paper-inv-text-2); display:flex; align-items:center; gap:3.5rem; white-space:nowrap; }
.ticker span::after { content:''; width:6px; height:6px; border-radius:50%; border:1.5px solid var(--signal-bright); }

/* ---------- CTA ---------- */
.cta { text-align:left; }
.cta .d2 { max-width:13em; }
.cta-row { display:flex; flex-wrap:wrap; align-items:center; gap:1.2rem; margin-top:2.4rem; }
.cta .lede { margin-top:1.4rem; }

/* ---------- Footer ---------- */
.footer { background:var(--ink); color:var(--paper-inv-text); padding-top:clamp(60px,8vw,110px); }
.footer a:hover { color:var(--signal-bright); }
.foot-grid { display:grid; grid-template-columns:1.4fr repeat(3, minmax(0,.8fr)); gap:clamp(1.5rem,3vw,3rem); padding-bottom:clamp(3rem,6vw,5rem); }
@media (max-width:860px){ .foot-grid { grid-template-columns:1fr 1fr; } }
@media (max-width:540px){ .foot-grid { grid-template-columns:1fr; } }
.foot-col h4 { font-family:var(--mono); font-size:.66rem; font-weight:400; letter-spacing:.16em; text-transform:uppercase; color:var(--paper-inv-text-2); margin-bottom:1.1rem; }
.foot-col ul { list-style:none; display:grid; gap:.55rem; font-size:.93rem; }
.foot-brand p { color:var(--paper-inv-text-2); max-width:24em; font-size:.93rem; margin-top:1rem; }
.foot-coords { font-family:var(--mono); font-size:.68rem; letter-spacing:.1em; color:var(--paper-inv-text-2); margin-top:1.6rem; }
.foot-bottom { border-top:1px solid var(--line-inv); padding-block:1.4rem 2rem; display:flex; flex-wrap:wrap; gap:1rem; justify-content:space-between; font-family:var(--mono); font-size:.66rem; letter-spacing:.1em; color:var(--paper-inv-text-2); }
.foot-word { padding-bottom:clamp(1rem,3vw,2rem); }
.foot-word svg { width:100%; height:auto; opacity:.92; }

/* ---------- Page hero (subpages) ---------- */
.phero { padding-top:calc(var(--header-h) + clamp(56px,9vw,120px)); padding-bottom:clamp(40px,6vw,80px); }
.phero .k { margin-bottom:1.4rem; }
.phero h1 { font-size:clamp(2.5rem,5.8vw,5rem); line-height:1.04; max-width:13em; }
.phero .lede { margin-top:1.6rem; }

/* ---------- Services page ---------- */
.svc-block { padding:clamp(2.2rem,4vw,3.6rem) 0; border-top:1px solid var(--line); display:grid; grid-template-columns:minmax(0,.85fr) minmax(0,1.3fr); gap:clamp(1.5rem,3.5vw,4rem); }
.svc-block:last-of-type { border-bottom:1px solid var(--line); }
@media (max-width:860px){ .svc-block { grid-template-columns:1fr; } }
.svc-block h2 { font-size:clamp(1.7rem,2.6vw,2.4rem); position:sticky; top:calc(var(--header-h) + 24px); }
@media (max-width:860px){ .svc-block h2 { position:static; } }
.svc-block .svc-body { display:grid; gap:1.2rem; color:var(--text-2); }
.svc-body .lead { color:var(--text); font-size:1.08rem; }
.svc-list { list-style:none; display:grid; grid-template-columns:1fr 1fr; gap:.6rem 2rem; margin-top:.4rem; }
@media (max-width:560px){ .svc-list { grid-template-columns:1fr; } }
.svc-list li { display:flex; gap:.7em; align-items:baseline; font-size:.95rem; padding:.45em 0; border-bottom:1px dashed var(--line); }
.svc-list li::before { content:''; flex:none; width:.5em; height:1px; background:var(--signal); transform:translateY(-.3em); }

/* ---------- Work page ---------- */
.case {
  border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;
  display:grid; grid-template-columns:1.1fr .9fr;
}
@media (max-width:900px){ .case { grid-template-columns:1fr; } }
.case-media { background:var(--ink); position:relative; min-height:380px; }
.case-media svg { position:absolute; inset:0; width:100%; height:100%; }
.case-body { padding:clamp(1.6rem,3vw,2.8rem); display:grid; gap:1.1rem; align-content:start; }
.case-body h2 { font-size:clamp(1.5rem,2.4vw,2.1rem); }
.case-meta { display:flex; flex-wrap:wrap; gap:.5rem; }
.case-body dl { display:grid; gap:1rem; margin-top:.6rem; }
.case-body dt { font-family:var(--mono); font-size:.66rem; letter-spacing:.14em; text-transform:uppercase; color:var(--signal); margin-bottom:.3rem; }
.case-body dd { color:var(--text-2); font-size:.96rem; }
.work-note { margin-top:clamp(2.5rem,4vw,3.5rem); padding:clamp(1.6rem,3vw,2.4rem); background:var(--paper-2); border-radius:var(--radius); display:flex; flex-wrap:wrap; justify-content:space-between; align-items:center; gap:1.5rem; }
.work-note p { max-width:36em; color:var(--text-2); }

/* ---------- About ---------- */
.about-grid { display:grid; grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr); gap:clamp(2rem,5vw,5rem); }
@media (max-width:900px){ .about-grid { grid-template-columns:1fr; } }
.about-copy { display:grid; gap:1.3rem; font-size:clamp(1.02rem,1.35vw,1.18rem); color:var(--text-2); max-width:36em; }
.about-copy .stand { font-family:var(--serif); font-size:clamp(1.3rem,2vw,1.7rem); color:var(--text); line-height:1.4; }
.about-side { display:grid; gap:1.5rem; align-content:start; position:sticky; top:calc(var(--header-h) + 24px); }
@media (max-width:900px){ .about-side { position:static; } }
.principles { list-style:none; display:grid; }
.principles li { padding:1rem 0; border-top:1px solid var(--line); display:flex; gap:1.2rem; align-items:baseline; font-size:.97rem; }
.principles li:last-child { border-bottom:1px solid var(--line); }
.principles li::before { content:''; flex:none; width:.9em; height:1px; background:var(--signal); transform:translateY(-.32em); }

/* ---------- Contact ---------- */
.contact-grid { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:clamp(2.5rem,5vw,5rem); }
@media (max-width:900px){ .contact-grid { grid-template-columns:1fr; } }
.contact-list { list-style:none; display:grid; gap:.65rem; color:var(--text-2); font-size:.97rem; margin-top:1.2rem; }
.contact-list li { display:flex; gap:.8em; align-items:baseline; }
.contact-list li::before { content:''; flex:none; width:.5em; height:1px; background:var(--signal); transform:translateY(-.3em); }
.contact-ways { display:grid; gap:1rem; margin-top:2rem; }
.cway { border:1px solid var(--line); border-radius:var(--radius); padding:1.4rem 1.5rem; display:flex; justify-content:space-between; align-items:center; gap:1rem; transition:border-color .3s, transform .4s var(--ease-out); }
.cway:hover { border-color:var(--line-strong); transform:translateY(-3px); }
.cway b { display:block; font-weight:500; }
.cway span { color:var(--text-2); font-size:.9rem; }
.cway .arr { color:var(--signal); }

.form { display:grid; gap:1.2rem; }
.field { display:grid; gap:.45rem; }
.field label { font-family:var(--mono); font-size:.66rem; letter-spacing:.14em; text-transform:uppercase; color:var(--text-2); }
.field input,.field textarea,.field select {
  font:inherit; color:var(--text); background:transparent;
  border:0; border-bottom:1px solid var(--line-strong); border-radius:0;
  padding:.6em 0; outline:none; transition:border-color .3s;
  -webkit-appearance:none; appearance:none;
}
.field textarea { min-height:96px; resize:vertical; }
.field input:focus,.field textarea:focus,.field select:focus { border-color:var(--signal); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:1.2rem; }
@media (max-width:560px){ .form-row { grid-template-columns:1fr; } }
.form-note { font-size:.82rem; color:var(--text-3); }

/* ---------- Careers ---------- */
.role { border:1px solid var(--line); border-radius:var(--radius); margin-bottom:1.2rem; overflow:clip; background:var(--paper); }
.role-head { width:100%; display:flex; align-items:center; justify-content:space-between; gap:1.5rem; padding:clamp(1.3rem,2.4vw,1.9rem) clamp(1.3rem,2.4vw,2rem); text-align:left; }
.role-head h2 { font-size:clamp(1.35rem,2.2vw,1.9rem); }
.role-head .meta { display:flex; gap:.5rem; flex-wrap:wrap; margin-top:.5rem; }
.role-head .ind { flex:none; width:34px; height:34px; border:1px solid var(--line-strong); border-radius:50%; display:grid; place-items:center; transition:transform .45s var(--ease-inout), background .3s, color .3s; }
.role[open] .role-head .ind { transform:rotate(45deg); background:var(--ink); color:var(--paper); border-color:var(--ink); }
.role-body { padding:0 clamp(1.3rem,2.4vw,2rem) clamp(1.6rem,3vw,2.2rem); display:grid; gap:1.5rem; color:var(--text-2); border-top:1px solid var(--line); }
.role-body h3 { font-size:1.05rem; font-weight:500; font-family:var(--sans); color:var(--text); margin:1.2rem 0 .6rem; }
.role-body ul { list-style:none; display:grid; gap:.5rem; font-size:.95rem; }
.role-body ul li { display:flex; gap:.8em; align-items:baseline; }
.role-body ul li::before { content:''; flex:none; width:.5em; height:1px; background:var(--signal); transform:translateY(-.3em); }
.role summary { cursor:pointer; list-style:none; }
.role summary::-webkit-details-marker { display:none; }

/* ---------- 404 ---------- */
.lost { min-height:100svh; display:grid; place-items:center; text-align:center; padding:var(--pad); }
.lost .k { justify-content:center; }

/* ---------- Reveal primitives (JS adds .in) ---------- */
[data-reveal] { opacity:0; transform:translateY(28px); }
[data-reveal].in { opacity:1; transform:none; transition:opacity .8s var(--ease-out), transform .9s var(--ease-out); }
[data-reveal-line] .sl-line { display:block; overflow:clip; }
[data-reveal-line] .sl-inner { display:block; transform:translateY(110%); }
[data-reveal-line].in .sl-inner { transform:none; transition:transform 1s var(--ease-out); }
html.no-js [data-reveal], html.no-js [data-reveal-line] .sl-inner { opacity:1; transform:none; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after { animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
  html { scroll-behavior:auto; }
  [data-reveal],[data-reveal-line] .sl-inner { opacity:1 !important; transform:none !important; }
  .hero-video { display:none; }
}

/* ---------- Utilities ---------- */
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:2rem}.mt-4{margin-top:3rem}
.visually-hidden { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
.skip { position:fixed; top:-100px; left:16px; z-index:100; background:var(--ink); color:var(--paper); padding:.8em 1.2em; border-radius:var(--radius); transition:top .3s; }
.skip:focus { top:16px; }

/* ============================================================
   THE CRAFT · sharpen demo
   ============================================================ */
.demo { display:grid; gap:1.8rem; }
.demo-stage {
  position:relative; background:var(--ink); border-radius:6px;
  padding:clamp(1.2rem, 2.6vw, 2.6rem);
  display:grid; grid-template-columns:minmax(0,1.55fr) minmax(0,.85fr);
  gap:clamp(1rem, 2vw, 1.6rem); align-items:stretch; overflow:hidden;
}
.demo-stage::before {
  content:''; position:absolute; inset:0; pointer-events:none;
  background-image:
    repeating-linear-gradient(90deg, rgba(245,241,232,.045) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(0deg, rgba(245,241,232,.045) 0 1px, transparent 1px 56px);
}
.mini {
  position:relative; background:var(--paper); border-radius:5px; overflow:hidden;
  box-shadow:0 34px 70px -34px rgba(0,0,0,.55);
  min-height:330px; display:flex; flex-direction:column;
}
.mini-bar { display:flex; align-items:center; gap:6px; padding:.7rem .95rem; border-bottom:1px solid var(--line); }
.mini-bar i { width:8px; height:8px; border-radius:50%; background:var(--paper-3); }
.mini-url { margin-left:.6rem; font-family:var(--mono); font-size:.6rem; letter-spacing:.1em; text-transform:uppercase; color:var(--text-3); }
.mini-body { position:relative; flex:1; padding:clamp(1.1rem,2.2vw,1.8rem); display:grid; gap:1.15rem; align-content:start; }
.layer { display:block; }
html.js .layer.after { opacity:0; }
html.no-js .layer.after { display:none; }
html.no-js .demo-controls { display:none; }

.mini-brand { position:relative; min-height:1.7em; }
.mb-b { font-family:var(--sans); font-weight:700; letter-spacing:.24em; font-size:.82rem; color:#76828B; }
.mb-a { position:absolute; inset:0; display:flex; align-items:center; gap:.5em; font-family:var(--serif); font-size:1.2rem; color:var(--text); }
.mb-a svg { width:15px; height:15px; flex:none; }

.mini-head { position:relative; min-height:3.1em; }
.mh-b { font-family:var(--sans); font-weight:700; font-size:clamp(1rem,1.9vw,1.45rem); line-height:1.25; color:#454F56; max-width:17em; letter-spacing:.005em; }
.mh-a { position:absolute; inset:0; font-family:var(--serif); font-weight:300; font-size:clamp(1.1rem,2.1vw,1.65rem); line-height:1.18; color:var(--text); max-width:15em; }

.mini-ctas { position:relative; min-height:2.4em; }
.pill { display:inline-flex; align-items:center; padding:.55em 1em; font-size:.66rem; font-weight:500; font-style:normal; color:var(--text-2); border:1px solid var(--line-strong); border-radius:100px; margin-right:.55rem; white-space:nowrap; }
.mc-b .pill { border-style:dashed; border-radius:9px; letter-spacing:.04em; }
.mc-a { position:absolute; inset:0; }
.mc-a .pill { border-radius:3px; }
.mc-a .pill.solid { background:var(--ink); color:var(--paper); border-color:var(--ink); }

.mini-blocks { display:grid; grid-template-columns:repeat(6,1fr); gap:.6rem; margin-top:.3rem; }
.blk { display:block; height:46px; background:var(--paper-2); border:1px solid var(--line); border-radius:3px; }
.blk.b1 { grid-column:span 3; }
.blk.b2 { grid-column:span 2; }
.blk.b3 { grid-column:span 1; }

.demo-side { display:grid; gap:1rem; align-content:center; position:relative; }
.chip {
  position:relative; min-height:80px; padding:1rem 1.15rem; border-radius:5px;
  border:1px solid var(--line-inv); color:var(--paper-inv-text);
  background:rgba(245,241,232,.05); transition:border-color .4s;
}
.chip-k { display:block; font-family:var(--mono); font-size:.58rem; letter-spacing:.16em; text-transform:uppercase; color:var(--paper-inv-text-2); margin-bottom:.55rem; }
.chip .layer { font-size:.86rem; }
.cd-b { display:inline-block; font-weight:700; font-style:italic; letter-spacing:.05em; color:#8B98A0; transform:rotate(-2deg); }
.cd-a { position:absolute; left:1.15rem; right:1.15rem; bottom:1rem; font-family:var(--serif); }
.cl-b { font-family:var(--mono); font-size:.72rem; color:#8B98A0; }
.cl-a { position:absolute; left:1.15rem; bottom:1rem; display:flex; align-items:center; gap:.55em; font-family:var(--mono); font-size:.68rem; letter-spacing:.04em; }
.cl-a svg { width:13px; height:13px; flex:none; }

.demo-controls { display:grid; gap:.85rem; justify-items:center; text-align:center; }
.demo-caption { font-family:var(--serif); font-weight:300; font-size:clamp(1.15rem,1.9vw,1.55rem); min-height:1.5em; transition:opacity .3s; }
.demo-caption.switching { opacity:0; }
.tiller { display:flex; align-items:center; gap:1.1rem; width:min(580px,100%); }
.t-label { font-family:var(--mono); font-size:.6rem; letter-spacing:.16em; text-transform:uppercase; color:var(--text-3); flex:none; }
.tiller input { --fill:0%; flex:1; appearance:none; -webkit-appearance:none; height:40px; background:transparent; cursor:grab; }
.tiller input:active { cursor:grabbing; }
.tiller input::-webkit-slider-runnable-track { height:2px; border-radius:2px; background:linear-gradient(to right, var(--signal) var(--fill), var(--line-strong) var(--fill)); }
.tiller input::-webkit-slider-thumb { -webkit-appearance:none; width:22px; height:22px; border-radius:50%; border:2px solid var(--signal); background:var(--paper); margin-top:-10px; box-shadow:0 2px 10px rgba(17,26,31,.18); transition:transform .25s var(--ease-out); }
.tiller input:hover::-webkit-slider-thumb { transform:scale(1.12); }
.tiller input::-moz-range-track { height:2px; border-radius:2px; background:var(--line-strong); }
.tiller input::-moz-range-progress { height:2px; border-radius:2px; background:var(--signal); }
.tiller input::-moz-range-thumb { width:18px; height:18px; border-radius:50%; border:2px solid var(--signal); background:var(--paper); }
.demo-hint { font-family:var(--mono); font-size:.6rem; letter-spacing:.16em; text-transform:uppercase; color:var(--text-3); transition:opacity .5s; }
.demo-hint.hidden { opacity:0; }
@media (max-width:960px){
  .demo-stage { grid-template-columns:1fr; }
  .demo-side { grid-template-columns:1fr 1fr; gap:.8rem; }
}
@media (max-width:560px){
  .demo-side { grid-template-columns:1fr; }
  .mini { min-height:300px; }
}

/* ============================================================
   WAYS IN · moments
   ============================================================ */
.mom-list { border-top:1px solid var(--line-inv); }
.mom { border-bottom:1px solid var(--line-inv); }
.mom-head { width:100%; display:flex; align-items:baseline; gap:1.2rem; padding:clamp(1.4rem,2.6vw,2.1rem) 0; text-align:left; }
.mom-dot { width:9px; height:9px; border-radius:50%; border:2px solid var(--signal-bright); flex:none; align-self:center; transition:background .35s, transform .35s var(--ease-out); }
.mom.is-open .mom-dot { background:var(--signal-bright); transform:scale(1.2); }
.mom-line { flex:1; font-family:var(--serif); font-weight:300; font-size:clamp(1.55rem,3.6vw,2.7rem); line-height:1.08; color:var(--paper-inv-text-2); transition:color .35s, transform .5s var(--ease-out); }
.mom.is-open .mom-line, .mom-head:hover .mom-line { color:var(--paper-inv-text); }
.mom-head:hover .mom-line { transform:translateX(8px); }
.mom-name { font-family:var(--mono); font-size:.64rem; letter-spacing:.14em; text-transform:uppercase; color:var(--paper-inv-text-2); white-space:nowrap; display:flex; align-items:center; gap:.9em; }
.most { font-style:normal; color:var(--signal-bright); border:1px solid rgba(222,107,60,.45); padding:.4em .75em; border-radius:100px; }
.mom-panel { display:grid; grid-template-rows:0fr; transition:grid-template-rows .6s var(--ease-inout); }
.mom.is-open .mom-panel { grid-template-rows:1fr; }
.mom-inner { min-height:0; overflow:hidden; display:grid; gap:1.15rem; justify-items:start; }
.mom-inner > p { color:var(--paper-inv-text-2); max-width:36em; padding-left:calc(9px + 1.2rem); }
.mom-inner > p:first-child { margin-top:.2rem; }
.mom-facts { display:flex; flex-wrap:wrap; gap:.6rem 2.4rem; font-family:var(--mono); font-size:.7rem; letter-spacing:.06em; color:var(--paper-inv-text); padding-left:calc(9px + 1.2rem); }
.mom-inner .tlink { margin-left:calc(9px + 1.2rem); margin-bottom:1.9rem; border-color:var(--line-inv-strong); }
.mom-note { margin-top:2.2rem; color:var(--paper-inv-text-2); font-size:.92rem; max-width:46em; }
@media (max-width:640px){
  .mom-head { flex-wrap:wrap; }
  .mom-name { width:100%; padding-left:calc(9px + 1.2rem); }
  .mom-inner > p, .mom-facts { padding-left:0; }
  .mom-inner .tlink { margin-left:0; }
}

/* ============================================================
   FIT · the waterline
   ============================================================ */
.wl { position:relative; margin-top:.5rem; }
.wl-above { display:flex; flex-wrap:wrap; align-items:flex-end; gap:1.2rem 3.6rem; padding-bottom:2.4rem; }
.wl-item {
  display:inline-flex; align-items:baseline; gap:.6em;
  font-family:var(--serif); font-weight:300;
  font-size:clamp(1.25rem,2.4vw,1.9rem); line-height:1.2;
  opacity:0; transform:translateY(52px);
}
.wl-item::before { content:''; flex:none; width:.42em; height:.42em; border:1.5px solid var(--signal); border-radius:50%; transform:translateY(-.03em); }
.wl-item.surfaced { opacity:1; transform:none; transition:opacity .9s var(--ease-out), transform 1.15s var(--ease-out); }
.wl-item.bobbing { transition:none; }
@media (min-width:861px){
  .wl-above .wl-item:nth-child(2){ margin-bottom:1.5rem; }
  .wl-above .wl-item:nth-child(3){ margin-bottom:.4rem; }
  .wl-above .wl-item:nth-child(4){ margin-bottom:2.1rem; }
  .wl-above .wl-item:nth-child(5){ margin-bottom:.9rem; }
}
.wl-line { position:relative; height:8px; }
.wl-line i { position:absolute; left:0; right:0; height:1px; display:block;
  background:repeating-linear-gradient(90deg, var(--line-strong) 0 16px, transparent 16px 26px);
}
.wl-line i:first-child { top:0; }
.wl-line i:last-child { top:6px; opacity:.35; }
.wl-below { display:flex; flex-wrap:wrap; gap:.8rem 3.2rem; padding-top:2rem; }
.wl-sunk { font-family:var(--serif); font-style:italic; font-weight:300; color:var(--text-3); font-size:clamp(1rem,1.6vw,1.3rem); opacity:0; transform:translateY(-16px); }
.wl-sunk.sunk { opacity:.55; transform:translateY(4px); filter:blur(.5px); transition:opacity 1.2s var(--ease-out), transform 1.3s var(--ease-out), filter 1.2s; }
@media (prefers-reduced-motion:reduce){
  .wl-item, .wl-sunk { opacity:1 !important; transform:none !important; filter:none !important; }
}
html.no-js .wl-item, html.no-js .wl-sunk { opacity:1; transform:none; }

/* ============================================================
   REDESIGN · Surface Instrument homepage
   ============================================================ */
.home-page {
  background:var(--ink);
}
.home-page .header:not(.is-scrolled) .brand .brand-mark,
.home-page .header:not(.is-scrolled) .brand .brand-word,
.home-page .header:not(.is-scrolled) .nav a {
  color:var(--paper-inv-text);
}
.home-page .header:not(.is-scrolled) .nav a.btn {
  background:transparent;
  color:var(--paper-inv-text);
  box-shadow:inset 0 0 0 1px rgba(222,107,60,.72);
}
.home-page .header:not(.is-scrolled) .nav a.btn:hover {
  color:var(--paper);
}
.home-page .header:not(.is-scrolled) .nav a.btn::before {
  background:var(--signal);
}
.home-page .nav-toggle span {
  background:var(--paper-inv-text);
}
.home-page .header.is-scrolled .nav-toggle span {
  background:var(--text);
}
.btn--signal {
  --btn-bg:var(--signal);
  --btn-fg:var(--paper);
  box-shadow:0 18px 40px -24px rgba(222,107,60,.9);
}
.btn--signal::before {
  background:#F2692F;
}
.ink-link {
  display:inline-flex;
  align-items:center;
  gap:.8rem;
  font-weight:500;
  line-height:1;
  color:var(--paper-inv-text);
  padding:.3rem 0 .38rem;
  border-bottom:1px solid var(--signal-bright);
}
.ink-link span {
  color:var(--signal-bright);
  transition:transform .35s var(--ease-out);
}
.ink-link:hover span {
  transform:translateX(5px);
}

.hero--surface {
  min-height:92svh;
  display:flex;
  align-items:center;
  padding-block:calc(var(--header-h) + clamp(28px,6vw,72px)) clamp(48px,7vw,92px);
  overflow:hidden;
  background:
    radial-gradient(circle at 72% 18%, rgba(245,241,232,.08), transparent 31%),
    linear-gradient(135deg, #0B151A 0%, #111A1F 52%, #081115 100%);
  color:var(--paper-inv-text);
}
.hero--surface::before,
.hero--surface::after {
  content:'';
  position:absolute;
  inset:0;
  pointer-events:none;
}
.hero--surface::before {
  background-image:
    linear-gradient(rgba(245,241,232,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,241,232,.045) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.85), rgba(0,0,0,.48) 62%, transparent);
}
.hero--surface::after {
  background:
    linear-gradient(90deg, rgba(8,17,21,.88), transparent 22%, transparent 76%, rgba(8,17,21,.65)),
    radial-gradient(circle at 12% 80%, rgba(222,107,60,.12), transparent 28%);
}
.hero-video {
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.16;
  filter:saturate(.78) contrast(1.04);
  mix-blend-mode:screen;
  pointer-events:none;
}
.hero-surface-grid {
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(520px,.92fr) minmax(500px,1.08fr);
  align-items:center;
  gap:clamp(2rem,4.5vw,5rem);
}
.hero-copy {
  display:grid;
  align-content:center;
  gap:clamp(1.3rem,2vw,1.8rem);
}
.hero-copy .d1 {
  color:var(--paper);
  max-width:10.8em;
  font-size:clamp(2.5rem,3.65vw,4.05rem);
  line-height:1.02;
  text-wrap:balance;
}
.hero-copy .lede {
  color:rgba(245,241,232,.66);
  max-width:27em;
}
.coord-line {
  display:flex;
  align-items:center;
  gap:.9rem;
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.13em;
  color:rgba(245,241,232,.5);
}
.coord-line span {
  color:var(--signal-bright);
  font-size:1.3rem;
  line-height:0;
}
.hero-copy .hero-ctas {
  margin-top:.6rem;
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:1.4rem 2.6rem;
}

.surface-instrument {
  position:relative;
  min-height:clamp(520px,58vw,720px);
  border:1px solid rgba(245,241,232,.22);
  border-radius:6px;
  background:
    radial-gradient(circle at 82% 22%, rgba(222,107,60,.11), transparent 26%),
    linear-gradient(135deg, rgba(245,241,232,.055), rgba(245,241,232,.018));
  box-shadow:0 40px 90px -70px rgba(0,0,0,.85);
  overflow:hidden;
  isolation:isolate;
}
.surface-instrument::before {
  content:'';
  position:absolute;
  inset:0;
  background:
    repeating-linear-gradient(90deg, rgba(245,241,232,.05) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(0deg, rgba(245,241,232,.05) 0 1px, transparent 1px 56px);
  opacity:.62;
  z-index:-2;
}
.surface-instrument::after {
  content:'';
  position:absolute;
  inset:auto 0 0;
  height:18%;
  background:linear-gradient(to top, rgba(8,17,21,.74), transparent);
  pointer-events:none;
}
.instrument-top,
.instrument-foot {
  position:absolute;
  left:clamp(1rem,2vw,1.6rem);
  right:clamp(1rem,2vw,1.6rem);
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-family:var(--mono);
  font-size:.66rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:rgba(245,241,232,.56);
}
.instrument-top {
  top:1.1rem;
}
.instrument-top i {
  display:inline-block;
  width:7px;
  height:7px;
  margin-right:.8rem;
  border-radius:50%;
  background:var(--signal-bright);
}
.instrument-foot {
  bottom:1.1rem;
  padding-top:1rem;
  border-top:1px solid rgba(245,241,232,.14);
  gap:1rem;
}
.instrument-foot span:not(:last-child)::after {
  content:'->';
  margin-left:.9rem;
  color:rgba(245,241,232,.32);
}
.instrument-route {
  position:absolute;
  inset:7% 2% 8%;
  width:96%;
  height:85%;
  z-index:0;
}
.instrument-route path {
  fill:none;
  stroke-linejoin:round;
  stroke-linecap:round;
}
.route-soft {
  stroke:rgba(245,241,232,.11);
  stroke-width:2;
}
.route-live {
  stroke:var(--signal-bright);
  stroke-width:2.4;
  stroke-dasharray:760;
  stroke-dashoffset:760;
  animation:routeDraw 2.8s var(--ease-inout) .25s forwards;
}
.route-node,
.route-end {
  fill:#111A1F;
  stroke:var(--signal-bright);
  stroke-width:2;
  opacity:0;
  animation:nodeIn .5s var(--ease-out) forwards;
}
.route-node.n1 { animation-delay:.65s; }
.route-node.n2 { animation-delay:1.05s; }
.route-node.n3 { animation-delay:1.45s; }
.route-node.n4 { animation-delay:1.82s; }
.route-node.n5 { animation-delay:2.15s; }
.route-end { animation-delay:2.45s; }
@keyframes routeDraw { to { stroke-dashoffset:0; } }
@keyframes nodeIn { from { opacity:0; transform:scale(.4); } to { opacity:1; transform:scale(1); } }

.instrument-stack {
  position:absolute;
  inset:14% 4% 21%;
  z-index:1;
}
.artifact {
  position:absolute;
  border-radius:5px;
  border:1px solid rgba(245,241,232,.16);
  box-shadow:0 26px 64px -42px rgba(0,0,0,.9);
  overflow:hidden;
}
.artifact span,
.artifact small {
  display:block;
}
.artifact span {
  font-family:var(--mono);
  font-size:.63rem;
  letter-spacing:.08em;
  color:rgba(245,241,232,.54);
  text-transform:uppercase;
}
.artifact strong {
  display:block;
  margin-top:.75rem;
  font-family:var(--serif);
  font-weight:300;
  line-height:1.06;
}
.artifact small {
  margin-top:.8rem;
  color:rgba(245,241,232,.56);
  font-size:.78rem;
  line-height:1.35;
}
.artifact--deck {
  left:6%;
  top:24%;
  width:34%;
  min-height:31%;
  padding:1.6rem;
  background:linear-gradient(135deg, rgba(245,241,232,.9), rgba(231,225,209,.78));
  color:var(--ink);
}
.artifact--deck span,
.artifact--deck small {
  color:rgba(17,26,31,.56);
}
.artifact--deck strong {
  font-size:clamp(1.45rem,2.4vw,2.35rem);
}
.artifact--site {
  left:30%;
  top:14%;
  width:48%;
  min-height:48%;
  padding:1.45rem;
  background:var(--paper);
  color:var(--ink);
  z-index:2;
}
.artifact--site::after {
  content:'';
  position:absolute;
  right:7%;
  top:32%;
  width:22%;
  height:44%;
  opacity:.72;
  background:
    linear-gradient(135deg, rgba(17,26,31,.22), rgba(17,26,31,.04)),
    repeating-linear-gradient(45deg, rgba(17,26,31,.16) 0 1px, transparent 1px 7px);
  border:1px solid rgba(17,26,31,.12);
}
.site-bar {
  display:flex;
  justify-content:flex-end;
  gap:1rem;
  margin-bottom:2.4rem;
}
.site-bar span {
  width:34px;
  height:1px;
  background:rgba(17,26,31,.24);
}
.artifact--site .site-name {
  color:var(--signal);
  text-transform:none;
  letter-spacing:0;
  font-family:var(--serif);
  font-size:1rem;
}
.artifact--site strong {
  max-width:none;
  padding-right:22%;
  font-size:clamp(1.3rem,1.55vw,1.75rem);
  line-height:1.08;
}
.artifact--site small {
  color:rgba(17,26,31,.55);
  max-width:58%;
}
.artifact--agent {
  right:5%;
  top:26%;
  width:20%;
  min-height:40%;
  padding:1.25rem;
  background:rgba(8,17,21,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  z-index:3;
}
.artifact--agent strong {
  width:82px;
  height:82px;
  display:grid;
  place-items:center;
  margin:1.1rem auto .8rem;
  border-radius:50%;
  border:2px solid var(--signal-bright);
  font-family:var(--mono);
  font-size:1.75rem;
  color:var(--signal-bright);
}
.artifact--agent small {
  font-family:var(--mono);
  font-size:.58rem;
  letter-spacing:.04em;
}
.instrument-slider {
  position:absolute;
  left:6%;
  right:6%;
  bottom:4.35rem;
  z-index:3;
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:1rem;
  align-items:center;
  font-family:var(--mono);
  font-size:.62rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:rgba(245,241,232,.56);
}
.instrument-slider input {
  --fill:50%;
  appearance:none;
  -webkit-appearance:none;
  height:34px;
  background:transparent;
}
.instrument-slider input::-webkit-slider-runnable-track {
  height:2px;
  background:linear-gradient(to right, var(--signal-bright) var(--fill), rgba(245,241,232,.22) var(--fill));
}
.instrument-slider input::-webkit-slider-thumb {
  -webkit-appearance:none;
  width:22px;
  height:22px;
  margin-top:-10px;
  border-radius:50%;
  background:var(--signal-bright);
  box-shadow:0 0 0 8px rgba(222,107,60,.18);
}
.instrument-tabs {
  position:absolute;
  left:7%;
  bottom:6.6rem;
  z-index:4;
  display:flex;
  gap:.5rem;
}
.surface-tab {
  min-height:34px;
  padding:.55rem .85rem;
  border:1px solid rgba(245,241,232,.18);
  border-radius:3px;
  font-family:var(--mono);
  font-size:.58rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:rgba(245,241,232,.58);
  background:rgba(8,17,21,.42);
}
.surface-tab.is-active {
  color:var(--paper);
  border-color:rgba(222,107,60,.78);
  background:rgba(222,107,60,.16);
}
.surface-instrument[data-focus="0"] .artifact--site,
.surface-instrument[data-focus="1"] .artifact--deck,
.surface-instrument[data-focus="2"] .artifact--agent {
  border-color:rgba(222,107,60,.85);
  box-shadow:0 30px 72px -42px rgba(222,107,60,.42), 0 26px 64px -42px rgba(0,0,0,.9);
  transition:border-color .35s, box-shadow .45s var(--ease-out);
}

.surface-change {
  position:relative;
  padding-block:clamp(64px,8vw,118px);
  background:
    linear-gradient(rgba(17,26,31,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17,26,31,.045) 1px, transparent 1px),
    var(--paper);
  background-size:64px 64px;
}
.change-grid {
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(320px,.65fr) minmax(280px,.55fr);
  gap:clamp(2rem,5vw,5rem);
  align-items:center;
}
.change-copy {
  padding-left:clamp(1.4rem,3vw,2.4rem);
  border-left:1px solid rgba(190,75,34,.45);
  color:var(--text-2);
}
.change-copy ul {
  list-style:none;
  display:grid;
  gap:.55rem;
  margin-top:1.2rem;
}
.change-copy li {
  display:flex;
  gap:.75rem;
  align-items:baseline;
}
.change-copy li::before {
  content:'';
  width:.55rem;
  height:1px;
  flex:none;
  background:var(--signal);
  transform:translateY(-.33em);
}
.change-chart svg {
  width:100%;
  height:auto;
}
.change-chart path {
  fill:none;
  stroke:var(--signal);
  stroke-width:2;
  stroke-linejoin:round;
}
.change-chart circle {
  fill:var(--paper);
  stroke:var(--signal);
  stroke-width:2;
}
.system-section {
  background:var(--ink);
}
.system-section .sect-head {
  grid-template-columns:minmax(0,.95fr) minmax(320px,.7fr);
  align-items:end;
}
.surface-rows {
  border-top:1px solid var(--line-inv);
}
.surface-row {
  display:grid;
  grid-template-columns:minmax(130px,.35fr) minmax(240px,.7fr) minmax(260px,1fr);
  gap:clamp(1rem,3vw,3rem);
  padding:clamp(1.5rem,3vw,2.3rem) 0;
  border-bottom:1px solid var(--line-inv);
  align-items:baseline;
}
.surface-row span,
.engagements article > span,
.proof-list span {
  font-family:var(--mono);
  font-size:.66rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--signal-bright);
}
.surface-row h3 {
  color:var(--paper-inv-text);
  font-size:clamp(1.45rem,2.8vw,2.25rem);
}
.surface-row p {
  color:var(--paper-inv-text-2);
  max-width:36em;
}
.moments-lite {
  background:var(--paper);
}
.engagements {
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.engagements article {
  background:var(--paper);
  padding:clamp(1.5rem,3vw,2.4rem);
  min-height:340px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:1.2rem;
}
.engagements h3 {
  font-size:clamp(1.55rem,2.7vw,2.35rem);
  max-width:8em;
}
.engagements p {
  color:var(--text-2);
}
.engagements small {
  font-family:var(--mono);
  font-size:.68rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--text-3);
}
.proof-section {
  background:
    radial-gradient(circle at 86% 20%, rgba(222,107,60,.1), transparent 28%),
    var(--ink);
}
.proof-grid {
  display:grid;
  grid-template-columns:minmax(0,.9fr) minmax(320px,.7fr);
  gap:clamp(2.5rem,6vw,7rem);
  align-items:start;
}
.proof-list {
  display:flex;
  flex-wrap:wrap;
  gap:.7rem;
  margin-top:2rem;
}
.proof-list span {
  color:var(--paper-inv-text-2);
  border:1px solid var(--line-inv);
  padding:.7rem .85rem;
  border-radius:3px;
}

@media (max-width:1120px) {
  .hero-surface-grid {
    grid-template-columns:1fr;
  }
  .surface-instrument {
    min-height:560px;
  }
  .change-grid,
  .system-section .sect-head,
  .proof-grid {
    grid-template-columns:1fr;
  }
}
@media (max-width:760px) {
  .home-page .header:not(.is-scrolled) {
    background:rgba(8,17,21,.36);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
  }
  .hero--surface {
    min-height:auto;
    padding-block:calc(var(--header-h) + 30px) 34px;
  }
  .hero--surface::before {
    background-size:56px 56px;
  }
  .hero-surface-grid {
    gap:1.7rem;
  }
  .hero-copy .d1 {
    font-size:clamp(2.1rem,8.9vw,2.55rem);
    line-height:1.06;
  }
  .hero-copy .lede {
    font-size:1.02rem;
    line-height:1.48;
  }
  .hero-copy .hero-ctas {
    align-items:flex-start;
    flex-direction:column;
    gap:1.25rem;
  }
  .hero-copy .btn {
    width:100%;
    justify-content:center;
    min-height:56px;
    font-size:1.02rem;
  }
  .surface-instrument {
    min-height:360px;
    margin-inline:-8px;
    border-radius:18px;
  }
  .instrument-top {
    font-size:.56rem;
  }
  .instrument-stack {
    inset:17% 5% 27%;
  }
  .artifact--deck,
  .artifact--site,
  .artifact--agent {
    top:auto;
    bottom:28%;
    width:28%;
    min-height:118px;
    padding:.78rem;
  }
  .artifact--deck {
    left:4%;
  }
  .artifact--site {
    left:31%;
    width:37%;
    z-index:3;
  }
  .artifact--agent {
    right:4%;
    width:27%;
  }
  .artifact strong {
    font-size:.92rem;
    line-height:1.08;
  }
  .artifact small {
    display:none;
  }
  .artifact span {
    font-size:.54rem;
  }
  .artifact--site::after,
  .site-bar {
    display:none;
  }
  .artifact--site strong,
  .artifact--site small {
    max-width:none;
  }
  .artifact--site strong {
    font-size:.82rem;
    line-height:1.08;
  }
  .artifact--agent strong {
    width:42px;
    height:42px;
    font-size:.9rem;
    margin:.75rem auto 0;
  }
  .instrument-tabs {
    left:6%;
    right:6%;
    bottom:7.4rem;
    justify-content:center;
  }
  .surface-tab {
    flex:1;
    padding:.58rem .4rem;
    font-size:.49rem;
  }
  .instrument-slider {
    bottom:4.15rem;
    font-size:.54rem;
  }
  .instrument-foot {
    display:none;
  }
  .surface-change {
    padding-block:58px 72px;
  }
  .change-copy {
    padding-left:1.2rem;
  }
  .change-chart {
    opacity:.75;
  }
  .surface-row {
    grid-template-columns:1fr;
    gap:.65rem;
  }
  .engagements {
    display:grid;
    grid-template-columns:1fr;
  }
  .engagements article {
    min-height:auto;
  }
}