/* Fathom — palette sampled from the footage: ink-teal water, cold silver-blue light */
:root{
  --canvas:#070E12;
  --panel:#0E1A20;
  --panel-2:#122229;
  --line:#1B2E36;
  --accent:#6FD3D8;
  --accent-hover:#8FE6EA;
  --accent-muted:rgba(111,211,216,.18);
  --text-primary:#E6F0F2;
  --text-secondary:#8CA3AB;

  --display:"Instrument Serif",Georgia,serif;
  --body:"Public Sans",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;

  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-soft:cubic-bezier(.4,0,.2,1);

  --tshadow:0 1px 2px rgba(3,8,11,.95),0 3px 12px rgba(3,8,11,.78),0 10px 44px rgba(3,8,11,.8);

  --hero-vh:640;
  --gut:clamp(20px,5vw,64px);
}

*,*::before,*::after{box-sizing:border-box}

html,body{
  overflow-x:hidden;
  overflow-x:clip;
  margin:0;
}

html{scroll-behavior:smooth}

body{
  background:var(--canvas);
  color:var(--text-primary);
  font:400 17px/1.6 var(--body);
  -webkit-font-smoothing:antialiased;
}

img,svg,video{display:block;max-width:100%}
h1,h2,h3{margin:0;font-weight:400}
p{margin:0}

.mono{font-family:var(--mono);font-size:.82em;letter-spacing:.02em}

.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.skip{position:absolute;left:-9999px;top:0;z-index:100;background:var(--accent);color:#04262a;padding:10px 16px;border-radius:0 0 6px 0;font-weight:500}
.skip:focus{left:0}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

/* ---------- the fixed environment layer: one place, not stacked sections ---------- */
.env{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.env-glow{
  position:absolute;inset:-20%;
  background:radial-gradient(ellipse 60% 50% at 50% 12%,rgba(111,211,216,.075),transparent 62%),
             radial-gradient(ellipse 80% 60% at 20% 90%,rgba(20,74,86,.14),transparent 66%);
  animation:drift 96s var(--ease-soft) -30s infinite alternate;
}
.env-motes{
  position:absolute;inset:0;opacity:.5;
  background-image:radial-gradient(1.4px 1.4px at 18% 32%,rgba(200,232,236,.5),transparent),
                   radial-gradient(1.2px 1.2px at 62% 18%,rgba(200,232,236,.4),transparent),
                   radial-gradient(1.6px 1.6px at 82% 66%,rgba(200,232,236,.34),transparent),
                   radial-gradient(1.1px 1.1px at 34% 78%,rgba(200,232,236,.4),transparent),
                   radial-gradient(1.3px 1.3px at 72% 44%,rgba(200,232,236,.3),transparent);
  background-size:52vw 60vh;
  animation:motes 118s linear -40s infinite;
}
@keyframes drift{from{transform:translate3d(-2%,-1%,0) scale(1.02)}to{transform:translate3d(2%,2%,0) scale(1.08)}}
@keyframes motes{from{background-position:0 0}to{background-position:0 -240vh}}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:40;
  display:flex;align-items:center;gap:28px;
  padding:14px var(--gut);
  background:linear-gradient(180deg,rgba(7,14,18,.82),rgba(7,14,18,0));
  backdrop-filter:blur(6px);
}
.brand{display:flex;align-items:center;gap:9px;color:var(--text-primary);text-decoration:none;font-family:var(--display);font-size:22px;letter-spacing:.01em}
.brand-mark{width:19px;height:19px;color:var(--accent);flex:0 0 auto}
.nav-links{display:flex;gap:26px;margin-left:auto}
.nav-links a{color:var(--text-secondary);text-decoration:none;font-size:14px;transition:color .3s var(--ease)}
.nav-links a:hover{color:var(--text-primary)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 26px;border-radius:2px;border:1px solid var(--accent);
  background:var(--accent);color:#04262a;
  font:500 14px/1 var(--body);letter-spacing:.03em;text-decoration:none;cursor:pointer;
  transition:background .35s var(--ease),border-color .35s var(--ease),transform .35s var(--ease);
  text-shadow:none;
}
.btn:hover{background:var(--accent-hover);border-color:var(--accent-hover);transform:translateY(-1px)}
.btn-sm{padding:9px 17px;font-size:13px;background:transparent;color:var(--accent)}
.btn-sm:hover{background:var(--accent-muted);transform:none}

/* ---------- hero ---------- */
.hero{position:relative;height:calc(var(--hero-vh) * 1vh);z-index:1}
.stage{position:sticky;top:0;height:100vh;overflow:hidden;background:var(--canvas)}

.poster{position:absolute;inset:0;background-size:cover;background-position:center;opacity:1;transition:opacity 1.1s var(--ease-soft)}
#hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.1s var(--ease-soft);will-change:transform;transform:translateZ(0)}
.stage.video-ready #hero-video{opacity:1}
.stage.video-ready .poster{opacity:0}
.stage.video-failed #hero-video{display:none}

/* legibility layer 1: the global base scrim, always on */
.scrim{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 118% 88% at 50% 46%,rgba(4,9,13,0) 34%,rgba(4,9,13,.64) 100%)}

.ring{position:absolute;left:50%;bottom:44px;transform:translateX(-50%) rotate(-90deg);width:34px;height:34px;color:var(--accent);opacity:.62;transition:opacity .5s var(--ease)}
.stage.video-ready .ring,.stage.video-failed .ring{opacity:0}
.chevron{position:absolute;left:50%;bottom:40px;transform:translateX(-50%);width:24px;height:24px;color:var(--accent);opacity:.6;animation:nudge 3.2s var(--ease-soft) -1s infinite}
@keyframes nudge{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(7px)}}

/* ---------- caption bands ---------- */
.bands{position:absolute;inset:0}
.band{
  position:absolute;left:var(--gut);right:var(--gut);
  opacity:0;pointer-events:none;
  text-shadow:var(--tshadow);
}
.band .btn{text-shadow:none}
.band.on{pointer-events:auto}

/* legibility layer 2: the per-band scrim, deepening with the band's own progress */
.band::before{
  content:"";position:absolute;inset:-9% -6%;pointer-events:none;z-index:-1;
  opacity:calc(.25 + .75*var(--k,1));
  background:radial-gradient(ellipse 76% 128% at 50% 50%,rgba(3,7,10,.68) 0%,rgba(3,7,10,.46) 46%,rgba(3,7,10,0) 78%);
}

/* The action lane is the centre column of light, so words flank it.
   Widths are px-based on purpose: a ch on the container resolves against the
   body font, not the display face inside it, which wraps the headline wrong. */
.band-1{top:21vh;max-width:min(600px,44vw)}
.band-2{top:24vh;left:auto;right:var(--gut);text-align:right;max-width:min(620px,45vw)}
.band-3{top:26vh;max-width:min(580px,43vw)}
.band-4{top:19vh;left:0;right:0;text-align:center;padding:0 var(--gut)}

.line{
  font-family:var(--display);
  font-size:clamp(30px,4.6vw,60px);
  line-height:1.08;letter-spacing:-.01em;
  color:var(--text-primary);
}
.band-4 .settle-title{font-size:clamp(58px,10vw,132px);letter-spacing:-.02em;margin-bottom:.18em}
.settle-sub{
  font-family:var(--body);font-size:clamp(15px,1.5vw,19px);color:var(--text-primary);
  max-width:42ch;margin:0 auto;text-wrap:balance;
  opacity:var(--ks,0);transform:translateY(calc((1 - var(--ks,0)) * 12px));
}
.settle-cta{margin-top:28px;opacity:var(--kb,0);transform:translateY(calc((1 - var(--kb,0)) * 14px))}

/* split spans */
.w{display:inline-block;white-space:pre}
.c{display:inline-block;white-space:pre}

/* entrance (a) scatter: characters fly in from seeded offsets, echoing the motes */
[data-fx="scatter"] .c{
  --kc:clamp(0,(var(--k,0) - var(--th,0))*2.6,1);
  opacity:var(--kc);
  transform:translate(calc((1 - var(--kc))*var(--jx,0px)),calc((1 - var(--kc))*var(--jy,0px))) rotate(calc((1 - var(--kc))*var(--jr,0deg)));
}
/* entrance (b) grid snap-align: characters slide in reading order, echoing the light lines */
[data-fx="snap"] .c{
  --kc:clamp(0,(var(--k,0) - var(--th,0))*3,1);
  opacity:var(--kc);
  transform:translateX(calc((1 - var(--kc))*var(--jx,0px)));
}
/* entrance (f) drift-down: words fall into place, echoing the descent */
[data-fx="drift"] .w{
  --kc:clamp(0,(var(--k,0) - var(--th,0))*2.8,1);
  opacity:var(--kc);
  transform:translateY(calc((1 - var(--kc))*-26px));
}
/* entrance (e) word-by-word rise into a staged settle, echoing the arrival */
[data-fx="rise"] .w{
  --kc:clamp(0,(var(--k,0) - var(--th,0))*2.4,1);
  opacity:var(--kc);
  transform:translateY(calc((1 - var(--kc))*22px));
}

/* ---------- static hero (a designed layout, not an apology) ---------- */
.static-hero{
  display:none;position:absolute;inset:0;z-index:3;
  flex-direction:column;align-items:center;justify-content:center;text-align:center;
  padding:0 var(--gut);
  /* the composed ending frame IS the static hero, not a blank stand-in */
  background:
    linear-gradient(180deg,rgba(4,9,13,.62),rgba(4,9,13,.30) 42%,rgba(4,9,13,.86)),
    url('hero-ending.jpg') center/cover no-repeat,
    var(--canvas);
  text-shadow:var(--tshadow);
}
.static-hero .btn{text-shadow:none}
.sh-title{font-family:var(--display);font-size:clamp(56px,17vw,104px);letter-spacing:-.02em;line-height:1}
.sh-sub{margin:18px auto 30px;max-width:30ch;font-size:16px;color:var(--text-primary)}

/* the five gates, character-for-character identical in app.js */
@media (max-width:720px){
  .static-hero{display:flex}
  .bands,.ring{display:none}
  .hero{height:100vh}
}
@media (orientation:portrait) and (max-width:1024px){
  .static-hero{display:flex}
  .bands,.ring{display:none}
  .hero{height:100vh}
}
@media (orientation:portrait) and (pointer:coarse){
  .static-hero{display:flex}
  .bands,.ring{display:none}
  .hero{height:100vh}
}
@media (orientation:landscape) and (pointer:coarse) and (max-height:560px){
  .static-hero{display:flex}
  .bands,.ring{display:none}
  .hero{height:100vh}
}
@media (prefers-reduced-motion:reduce){
  .static-hero{display:flex}
  .bands,.ring{display:none}
  .hero{height:100vh}
}

/* ---------- the signature: the depth scale ---------- */
.scale{
  position:fixed;left:max(14px,calc(var(--gut) - 34px));top:50%;transform:translateY(-50%);
  z-index:30;width:34px;height:min(58vh,460px);pointer-events:none;opacity:0;
  transition:opacity .8s var(--ease);
}
.scale.on{opacity:1}
.scale-rule{
  position:absolute;left:11px;top:0;bottom:0;width:1px;
  background:linear-gradient(180deg,transparent,var(--line) 8%,var(--line) 92%,transparent);
}
.scale-rule::after{
  content:"";position:absolute;left:-4px;right:-4px;top:0;bottom:0;
  background-image:repeating-linear-gradient(180deg,var(--line) 0 1px,transparent 1px 10%);
  opacity:.85;
}
.scale-run{
  position:absolute;left:11px;top:0;width:1px;height:calc(var(--p,0) * 100%);
  background:linear-gradient(180deg,transparent,var(--accent));
  opacity:.7;
}
.scale-cursor{
  position:absolute;left:5px;width:13px;height:1px;background:var(--accent);
  top:calc(var(--p,0) * 100%);box-shadow:0 0 10px var(--accent);
}
.scale-read{
  position:absolute;left:22px;top:calc(var(--p,0) * 100%);transform:translateY(-50%);
  font-family:var(--mono);font-size:10px;letter-spacing:.06em;color:var(--accent);
  white-space:nowrap;opacity:.9;
}

/* ---------- sections ---------- */
main{position:relative;z-index:2;background:var(--canvas)}
.sec{padding:clamp(76px,10vh,124px) 0;position:relative}
.wrap{width:min(1180px,100% - var(--gut)*2);margin:0 auto}
.wrap.wide{width:min(1440px,100% - var(--gut)*2)}
.wrap.narrow{width:min(760px,100% - var(--gut)*2)}
.center-block{text-align:center}

.kicker{
  font-family:var(--mono);font-size:11px;letter-spacing:.19em;text-transform:uppercase;
  color:var(--accent);margin-bottom:18px;
  opacity:0;transform:translateY(10px);transition:opacity .8s var(--ease),transform .8s var(--ease);
}
.in .kicker{opacity:.9;transform:none}

.h2{
  font-family:var(--display);font-size:clamp(30px,4vw,52px);line-height:1.1;letter-spacing:-.01em;
  max-width:20ch;
  opacity:0;transform:translateY(16px);transition:opacity .9s var(--ease) .06s,transform .9s var(--ease) .06s;
}
.center-block .h2,.sec-proof .h2{margin-left:auto;margin-right:auto}
.in .h2{opacity:1;transform:none}

.lede{
  color:var(--text-secondary);font-size:clamp(15px,1.4vw,18px);max-width:56ch;margin-top:20px;
  opacity:0;transform:translateY(14px);transition:opacity .9s var(--ease) .14s,transform .9s var(--ease) .14s;
}
.lede.center{margin-left:auto;margin-right:auto;text-align:center}
.in .lede{opacity:1;transform:none}

/* section 1: three numbers */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:44px;background:var(--line)}
.card{
  background:var(--panel);padding:26px 28px 30px;position:relative;
  opacity:0;transform:translateY(20px);
  transition:opacity .8s var(--ease),transform .8s var(--ease),background .4s var(--ease);
}
.sec-depth.in .card{opacity:1;transform:none}
.sec-depth.in .card:nth-child(1){transition-delay:.10s}
.sec-depth.in .card:nth-child(2){transition-delay:.22s}
.sec-depth.in .card:nth-child(3){transition-delay:.34s}
/* retire the stagger so hovers respond immediately; must out-specify the nth-child rules */
.sec-depth.done .card:nth-child(1),.sec-depth.done .card:nth-child(2),.sec-depth.done .card:nth-child(3){transition-delay:0s !important}
.card:hover{background:var(--panel-2)}
.card-n{font-family:var(--mono);font-size:11px;color:var(--accent);opacity:.8;letter-spacing:.1em}
.card-art{width:100%;height:72px;margin:16px 0 18px;color:var(--accent);opacity:.72}
.card h3{font-family:var(--display);font-size:25px;margin-bottom:10px}
.card p{color:var(--text-secondary);font-size:15px;max-width:30ch}
.draw{stroke-dasharray:var(--len,400);stroke-dashoffset:var(--len,400);transition:stroke-dashoffset 1.5s var(--ease-soft) .3s}
.in .draw{stroke-dashoffset:0}

/* section 2: the product. deliberately a different skeleton from its neighbours */
.sec-product{background:linear-gradient(180deg,transparent,rgba(14,26,32,.5) 22%,rgba(14,26,32,.5) 78%,transparent)}
.product-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:40px;align-items:baseline}
.product-head .kicker{grid-column:1;margin-bottom:0}
.product-head .h2{grid-column:1;grid-row:2}
.product-head .lede{grid-column:2;grid-row:2;margin-top:0}
.shot{
  margin:48px 0 0;border:1px solid var(--line);background:var(--panel);
  opacity:0;transform:translateY(26px) scale(.985);
  transition:opacity 1s var(--ease) .1s,transform 1s var(--ease) .1s;
}
.in .shot{opacity:1;transform:none}
.shot img{width:100%;height:auto}
.shot figcaption{
  font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--text-secondary);
  padding:12px 16px;border-top:1px solid var(--line);
}

/* section 3: the interactive moment */
.verify{margin-top:38px;display:flex;flex-direction:column;align-items:center}
.hold{
  position:relative;width:132px;height:132px;border:0;background:transparent;cursor:pointer;
  color:var(--text-primary);touch-action:none;-webkit-tap-highlight-color:transparent;
}
.hold-ring{position:absolute;inset:0;transform:rotate(-90deg)}
.hold-track{stroke:var(--line)}
.hold-arc{stroke:var(--accent);transition:stroke-dashoffset .09s linear}
.hold-label{
  position:absolute;inset:0;display:grid;place-items:center;
  font-family:var(--mono);font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:var(--text-secondary);
  transition:color .4s var(--ease);
}
.hold.armed .hold-label{color:var(--accent)}
.hold-help{font-family:var(--mono);font-size:11px;letter-spacing:.07em;color:var(--text-secondary);margin-top:16px;transition:opacity .4s var(--ease)}
.verify.done .hold-help{opacity:0}

.proof-out{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin:32px 0 0;width:100%;background:var(--line);border:1px solid var(--line)}
.po{background:var(--panel);padding:20px 18px;opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.po.lit{opacity:1;transform:none}
.po dt{font-family:var(--mono);font-size:10px;letter-spacing:.13em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:9px}
.po dd{margin:0;font-size:16px}
.po .ok{color:var(--accent)}

/* section 4: steps. a third skeleton again */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(28px,4vw,64px);margin-top:44px;counter-reset:s}
.step{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease),transform .8s var(--ease);border-top:1px solid var(--line);padding-top:22px}
.sec-how.in .step{opacity:1;transform:none}
.sec-how.in .step:nth-child(1){transition-delay:.08s}
.sec-how.in .step:nth-child(2){transition-delay:.18s}
.sec-how.in .step:nth-child(3){transition-delay:.28s}
.sec-how.done .step:nth-child(1),.sec-how.done .step:nth-child(2),.sec-how.done .step:nth-child(3){transition-delay:0s !important}
.step-n{color:var(--accent);font-size:11px;letter-spacing:.13em}
.step h3{font-family:var(--display);font-size:27px;margin:14px 0 10px}
.step p{color:var(--text-secondary);font-size:15px;max-width:34ch}

/* section 5: fees */
.fees-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(32px,6vw,88px);align-items:start}
.fee-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.fee-list li{
  display:flex;justify-content:space-between;align-items:baseline;gap:20px;
  padding:17px 0;border-bottom:1px solid var(--line);font-size:13px;letter-spacing:.05em;
  color:var(--text-secondary);
  opacity:0;transform:translateY(10px);transition:opacity .6s var(--ease),transform .6s var(--ease);
}
.sec-fees.in .fee-list li{opacity:1;transform:none}
.sec-fees.in .fee-list li:nth-child(1){transition-delay:.12s}
.sec-fees.in .fee-list li:nth-child(2){transition-delay:.2s}
.sec-fees.in .fee-list li:nth-child(3){transition-delay:.28s}
.sec-fees.in .fee-list li:nth-child(4){transition-delay:.36s}
.fee-list b{color:var(--text-primary);font-weight:500}

/* section 6: faq */
.faq{margin-top:40px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;padding:22px 40px 22px 0;position:relative;
  font-size:17px;color:var(--text-primary);transition:color .3s var(--ease);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:6px;top:50%;width:9px;height:9px;
  border-right:1px solid var(--accent);border-bottom:1px solid var(--accent);
  transform:translateY(-70%) rotate(45deg);transition:transform .35s var(--ease);
}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq summary:hover{color:var(--accent)}
.faq p{padding:0 0 24px;color:var(--text-secondary);font-size:15px;max-width:62ch}

/* section 7: the close */
.form{display:flex;gap:10px;justify-content:center;margin:34px auto 0;max-width:480px;flex-wrap:wrap}
.form input{
  flex:1 1 240px;min-width:0;padding:13px 15px;border-radius:2px;
  border:1px solid var(--line);background:var(--panel);color:var(--text-primary);
  font:400 15px var(--body);transition:border-color .35s var(--ease);
}
.form input::placeholder{color:#5F7580}
.form input:focus{border-color:var(--accent);outline:none}
.form.sent input,.form.sent button{display:none}
.form-note{margin-top:16px;font-family:var(--mono);font-size:11px;letter-spacing:.05em;color:var(--text-secondary)}
.form-note.good{color:var(--accent)}

/* footer */
.foot{position:relative;z-index:2;background:var(--canvas);border-top:1px solid var(--line);padding:52px 0 62px}
.foot-brand{display:flex;align-items:center;gap:9px;font-family:var(--display);font-size:21px;margin-bottom:14px}
.foot-note{color:var(--text-secondary);font-size:13px;max-width:66ch}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .cards,.steps,.proof-out{grid-template-columns:1fr}
  .product-head,.fees-grid{grid-template-columns:1fr;gap:24px}
  .product-head .kicker,.product-head .h2,.product-head .lede{grid-column:1;grid-row:auto}
  .nav-links{display:none}
  .scale{display:none}
}
@media (max-width:720px){
  body{font-size:16px}
  .sec{padding:74px 0}
  .card p,.step p,.lede{max-width:100%}
}
/* short viewports have no room for the fixed overlays */
@media (max-height:560px){.scale{display:none}}

@media (pointer:coarse){
  .btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center}
  .faq summary{padding-top:18px;padding-bottom:18px;min-height:44px;display:flex;align-items:center}
}

/* ---------- reduced motion, honoured completely ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    transition-delay:0s !important;
  }
  .kicker,.h2,.lede,.card,.shot,.step,.fee-list li,.po{opacity:1 !important}
  .draw{stroke-dashoffset:0 !important}
  /* re-apply positional transforms rather than blanket-killing them */
  .kicker,.h2,.lede,.card,.step,.fee-list li,.po{transform:none}
  .shot{transform:none}
  .scale-cursor{top:calc(var(--p,0) * 100%)}
  .scale-read{transform:translateY(-50%)}
  .scale{transform:translateY(-50%)}
}

/* paused when the tab is hidden: animation-play-state does not inherit, so hit every node */
body.paused *,body.paused *::before,body.paused *::after{animation-play-state:paused !important}