@font-face {
  font-family: "Inter";
  src: url("assets/fonts/inter-400.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("assets/fonts/inter-500.ttf") format("truetype");
  font-style: normal;
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Inter";
  src: url("assets/fonts/inter-600.ttf") format("truetype");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

:root {
  --bg: #112323;
  --acid: #d6fd3e;
  --ink: #f2f5e9;
  --muted: #91a29c;
  --line: rgba(214, 253, 62, .16);
  --ease: cubic-bezier(.2,.75,.25,1);
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--bg); scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100svh;
  color: var(--ink);
  background: var(--bg);
  font-family: "Inter", ui-sans-serif, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
button, input { font: inherit; }
a { color: inherit; }

.atmosphere, .atmosphere > * { position: fixed; inset: 0; pointer-events: none; }
.atmosphere { z-index: 0; overflow: hidden; }
.grid {
  opacity: .42;
  background-image:
    linear-gradient(rgba(214,253,62,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(214,253,62,.025) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,.7), transparent 85%);
}
.grain {
  opacity: .045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
}
.orb { border-radius: 50%; filter: blur(100px); opacity: .1; }
.orb-one { width: 40vw; height: 40vw; left: 65%; top: -20%; background: var(--acid); }
.orb-two { width: 25vw; height: 25vw; left: -10%; top: 75%; background: #48a68f; }

.page-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 1600px);
  min-height: 100svh;
  margin: 0 auto;
  padding: 30px clamp(24px, 5vw, 80px) 24px;
  display: grid;
  grid-template-rows: auto 1fr auto;
}
.site-header, footer { display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.brand-mark { width: 98px; height: 36px; display: grid; place-items: center; }
.brand-mark img { display: block; width: 100%; height: 100%; object-fit: contain; object-position: left center; }
.status, footer {
  color: var(--muted);
  font-size: 10px;
  line-height: 1;
  letter-spacing: .2em;
  text-transform: uppercase;
}
.status { display: flex; align-items: center; gap: 10px; }
.status i { width: 6px; height: 6px; border-radius: 50%; background: var(--acid); box-shadow: 0 0 16px var(--acid); animation: pulse 2.4s infinite; }

.hero {
  min-height: 620px;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(360px, .94fr);
  align-items: center;
  gap: 5vw;
  padding: clamp(72px, 11vh, 130px) 0;
}
.hero-copy { position: relative; z-index: 2; max-width: 760px; }
.eyebrow {
  display: flex; align-items: center; gap: 18px;
  margin: 0 0 34px;
  color: var(--muted);
  font-size: 10px; font-weight: 600; letter-spacing: .25em; text-transform: uppercase;
  animation: reveal .8s .05s both var(--ease);
}
.eyebrow span { color: var(--acid); }
.eyebrow::after { content: ""; width: 76px; height: 1px; background: var(--line); }
h1 {
  max-width: 800px;
  margin: 0;
  font-size: clamp(62px, 7.15vw, 118px);
  line-height: .87;
  letter-spacing: -.072em;
  font-weight: 620;
  text-wrap: balance;
  animation: reveal .9s .12s both var(--ease);
}
h1 em { color: var(--acid); font-style: normal; font-weight: 420; }
.intro {
  margin: 35px 0 30px;
  color: #b8c5bf;
  font-size: clamp(16px, 1.35vw, 19px);
  letter-spacing: -.015em;
  animation: reveal .9s .2s both var(--ease);
}
.signup { width: min(100%, 575px); min-height: 91px; animation: reveal .9s .28s both var(--ease); }
.field-wrap {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 5px 5px 5px 23px;
  border: 1px solid rgba(238,245,233,.18);
  border-radius: 18px;
  background: rgba(4,17,16,.3);
  backdrop-filter: blur(18px);
  transition: border-color .25s, box-shadow .25s;
}
.field-wrap:focus-within { border-color: rgba(214,253,62,.65); box-shadow: 0 0 0 3px rgba(214,253,62,.08); }
.field-wrap.has-error { border-color: #ff8b78; box-shadow: 0 0 0 3px rgba(255,139,120,.08); }
input {
  width: 100%; min-width: 0; height: 52px;
  border: 0; outline: 0; color: var(--ink); background: transparent;
  font-size: 14px;
}
input::placeholder { color: #788c85; }
button {
  height: 52px; padding: 0 23px;
  border: 1px solid var(--acid); border-radius: 13px;
  color: #112323; background: var(--acid);
  font-family: "Inter", ui-sans-serif, sans-serif;
  font-size: 13px; font-weight: 400; letter-spacing: -.015em;
  cursor: pointer;
  transition: transform .25s var(--ease), background .25s, box-shadow .25s;
}
button span { display: inline-block; margin-left: 18px; transition: transform .25s var(--ease); }
button:hover { transform: translateY(-2px); background: #e0ff68; box-shadow: 0 12px 30px rgba(214,253,62,.14); }
button:hover span { transform: translate(2px,-2px); }
button:disabled { cursor: wait; opacity: .7; transform: none; box-shadow: none; }
button:focus-visible, .brand:focus-visible, .return-link:focus-visible { outline: 2px solid var(--acid); outline-offset: 4px; }
.return-link {
  display: inline-flex; align-items: center; gap: 18px;
  margin-top: 10px; padding: 17px 23px;
  color: #112323; background: var(--acid);
  font-size: 12px; font-weight: 760; letter-spacing: .05em;
  text-decoration: none;
  transition: transform .25s var(--ease), background .25s, box-shadow .25s;
}
.return-link:hover { transform: translateY(-2px); background: #e0ff68; box-shadow: 0 12px 30px rgba(214,253,62,.14); }
.return-link span { transition: transform .25s var(--ease); }
.return-link:hover span { transform: translate(2px,-2px); }
.error-message { margin: 10px 0 0 1px; color: #ff9b8a; min-height: 13px; font-size: 10px; letter-spacing: .1em; }
.success-message {
  min-height: 64px; padding: 0 4px;
  display: flex; align-items: center; gap: 15px;
  border-top: 1px solid var(--acid); border-bottom: 1px solid var(--line);
  animation: successIn .55s both var(--ease);
}
.success-message[hidden] { display: none; }
.success-message p { margin: 0; font-size: 17px; }
.success-icon { width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid var(--acid); border-radius: 50%; color: var(--acid); font-size: 13px; }

.visual { position: relative; width: min(36vw, 540px); aspect-ratio: 1; justify-self: end; animation: fadeIn 1.5s .2s both; }
.halo { position: absolute; inset: 13%; border-radius: 50%; background: radial-gradient(circle at 38% 33%, rgba(214,253,62,.18), rgba(214,253,62,.03) 45%, transparent 70%); filter: blur(2px); }
.line-art {
  position: absolute;
  z-index: 2;
  left: 18%;
  top: 15%;
  width: 64%;
  height: 64%;
  object-fit: contain;
  opacity: .48;
  filter: drop-shadow(0 0 28px rgba(214,253,62,.08));
}
.orbit { position: absolute; border: 1px solid rgba(214,253,62,.14); border-radius: 50%; }
.orbit::after { content: ""; position: absolute; width: 7px; height: 7px; left: 12%; top: 18%; border-radius: 50%; background: var(--acid); box-shadow: 0 0 20px rgba(214,253,62,.8); }
.orbit-a { inset: 6%; animation: spin 24s linear infinite; }
.orbit-b { inset: 19%; border-style: dashed; opacity: .6; animation: spin 32s linear infinite reverse; }
.visual-label { position: absolute; color: #6e837b; font-size: 8px; letter-spacing: .2em; writing-mode: vertical-rl; }
.label-top { right: 1%; top: 8%; }
.label-bottom { left: 1%; bottom: 8%; transform: rotate(180deg); }

footer { border-top: 1px solid rgba(238,245,233,.08); padding-top: 20px; }
footer p { margin: 0; }
.social-link {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(238,245,233,.14);
  border-radius: 50%;
  color: var(--muted);
  transition: color .25s, border-color .25s, background .25s, transform .25s var(--ease);
}
.social-link svg { width: 13px; height: 13px; fill: currentColor; }
.social-link:hover { color: #112323; border-color: var(--acid); background: var(--acid); transform: translateY(-2px); }
.social-link:focus-visible { outline: 2px solid var(--acid); outline-offset: 4px; }
.coordinates { color: #526860; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@keyframes reveal { from { opacity: 0; transform: translateY(25px); } to { opacity: 1; transform: none; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
@keyframes successIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

@media (max-width: 900px) {
  .page-shell { padding-inline: 24px; }
  .hero { grid-template-columns: 1fr; min-height: 0; padding: 16vh 0 12vh; }
  .hero-copy { max-width: 700px; }
  h1 { font-size: clamp(58px, 13vw, 102px); }
  .visual { position: absolute; width: 64vw; right: -28vw; top: 20%; opacity: .48; }
}
@media (max-width: 560px) {
  .page-shell { padding: 22px 18px 18px; }
  .status { font-size: 8px; letter-spacing: .14em; }
  .hero { padding: 13vh 0 10vh; align-items: start; }
  .eyebrow { margin-bottom: 25px; }
  h1 { font-size: clamp(54px, 17vw, 78px); line-height: .9; }
  .intro { margin-top: 27px; }
  .field-wrap { grid-template-columns: 1fr; padding: 5px; }
  input { padding: 0 14px; }
  button { width: 100%; }
  .visual { width: 90vw; right: -56vw; top: 25%; }
  .coordinates { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}