*{box-sizing:border-box;margin:0;padding:0}

/* dark is the default */
:root{
  --bg:#000; --paper:#0D0D0D;
  --ink:#fff; --ink2:rgba(255,255,255,.60); --ink3:rgba(255,255,255,.34);
  --rule:rgba(255,255,255,.13); --accent:#5FE3D6; --onaccent:#04201E;
  --g1:#4FD6C9; --g2:#83DFA4; --g3:#E6C463;
  --bad:#E5484D;
  --wash:radial-gradient(62% 42% at 50% 0%, rgba(79,214,201,.14) 0%, transparent 72%),
         radial-gradient(48% 30% at 82% 98%, rgba(230,196,99,.08) 0%, transparent 74%);
}

@media (prefers-color-scheme: light){
  :root{
    --bg:#FBFAF7; --paper:#FFFFFF;
    /* ink3 darkened from the mock's .38 — that composite is 2.7:1 on --bg, under AA for the fineprint */
    --ink:#0B0B0B; --ink2:rgba(0,0,0,.58); --ink3:rgba(0,0,0,.56);
    --rule:rgba(0,0,0,.11); --accent:#0E9488; --onaccent:#FFFFFF;
    --bad:#B42318;
    --wash:radial-gradient(62% 42% at 50% 0%, rgba(79,214,201,.20) 0%, transparent 72%),
           radial-gradient(48% 30% at 82% 98%, rgba(230,196,99,.15) 0%, transparent 74%);
  }
}

[hidden]{display:none !important}

body{
  position:relative;
  min-height:100vh;
  min-height:100svh;
  display:flex;
  flex-direction:column;
  background:var(--bg);
  color:var(--ink);
  font-family:Inter,-apple-system,sans-serif;
  -webkit-font-smoothing:antialiased;
}
body::before{content:"";position:absolute;inset:0;background:var(--wash);pointer-events:none}
body>*{position:relative}

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

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

.wrap{max-width:1040px;margin:0 auto;padding:0 44px;width:100%}

nav{display:flex;align-items:center;justify-content:space-between;padding:26px 0}
.brand{display:flex;align-items:center;gap:10px}
.brand img{display:block}
.brand span{font-family:Fraunces,serif;font-weight:600;font-size:22px;letter-spacing:-.02em}
.navlink{font:500 13.5px Inter,sans-serif;color:var(--ink3);text-decoration:none;transition:color .15s}
.navlink:hover{color:var(--ink2)}

.hero{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:70px 0 90px}
.hero .wrap{display:flex;flex-direction:column;align-items:center}
.mark{width:98px;height:98px}
.chip{display:inline-flex;align-items:center;gap:9px;margin-top:32px;padding:8px 16px;border-radius:99px;
  border:1px solid var(--rule);font:600 10.5px Inter,sans-serif;letter-spacing:.17em;text-transform:uppercase;color:var(--ink2)}
.chip i{width:22px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--g1),var(--g2),var(--g3))}
h1{font-family:Fraunces,serif;font-weight:600;font-size:70px;line-height:.94;letter-spacing:-.038em;margin-top:26px}
h1 em{font-style:normal;color:var(--accent)}
.sub{font:400 17px/1.6 Inter,sans-serif;color:var(--ink2);margin-top:22px;max-width:390px}

.form{display:flex;gap:10px;margin-top:36px;width:100%;max-width:460px}
.input{flex:1;min-width:0;height:56px;border-radius:99px;background:var(--paper);border:1px solid var(--rule);
  padding:0 22px;color:var(--ink);font:400 15px Inter,sans-serif}
.input::placeholder{color:var(--ink3);opacity:1}
.btn{height:56px;padding:0 28px;border:0;border-radius:99px;background:var(--accent);color:var(--onaccent);
  font:600 15.5px Inter,sans-serif;white-space:nowrap;cursor:pointer;transition:filter .15s}
.btn:hover{filter:brightness(1.07)}
.btn:disabled{cursor:default;opacity:.65}
.input:disabled{opacity:.65}
.fineprint{margin-top:14px;color:var(--ink3);font:400 12.5px Inter,sans-serif}

.status:empty{display:none}
.status.success{margin-top:36px;font:400 15.5px/1.6 Inter,sans-serif;color:var(--ink)}
.status.error{margin-top:12px;font:400 12.5px Inter,sans-serif;color:var(--bad)}

a.brand{text-decoration:none;color:inherit}

main.doc{flex:1;width:100%;max-width:720px;margin:0 auto;padding:34px 44px 90px}
.doc h1{font:600 clamp(34px,5vw,44px)/1.1 Fraunces,serif;letter-spacing:-.02em;margin:0}
.doc .date{margin:10px 0 48px;color:var(--ink3);font:400 13px Inter,sans-serif}
.doc h2{font:600 22px/1.3 Fraunces,serif;letter-spacing:-.01em;margin:40px 0 12px}
.doc p{font:400 15px/1.75 Inter,sans-serif;color:var(--ink2);margin-bottom:14px}
.doc ul{padding-left:20px;margin-bottom:14px}
.doc li{font:400 15px/1.75 Inter,sans-serif;color:var(--ink2);margin-bottom:6px}
.doc a{color:var(--accent);text-decoration:none}
.doc a:hover{text-decoration:underline}

footer{border-top:1px solid var(--rule);padding:24px 0;display:flex;align-items:center;
  justify-content:space-between;color:var(--ink3);font:400 13px Inter,sans-serif}
footer .brand span{font-size:16px}
footer .links{display:flex;gap:22px}
footer .links a{color:inherit;text-decoration:none;transition:color .15s}
footer .links a:hover{color:var(--ink2)}

@media (max-width:720px){
  .wrap{padding:0 24px}
  nav{flex-wrap:wrap;gap:6px 14px}
  nav .brand img{width:26px;height:26px}
  nav .brand span{font-size:19px}
  .navlink{font-size:12.5px}
  .hero{padding:48px 0 64px}
  .mark{width:76px;height:76px}
  h1{font-size:clamp(42px,9vw,70px)}
  .form{flex-direction:column}
  .input{flex:none}
  .btn{width:100%}
  main.doc{padding:24px 24px 70px}
  footer{flex-wrap:wrap;gap:12px 22px}
}

@media (prefers-reduced-motion: reduce){
  *{transition:none !important;animation:none !important}
}