:root {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #f6fbff;
  background: #050b15;
  color-scheme: dark;
  font-synthesis: none;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 280px;
  min-height: 100svh;
  font-size: 16px;
  line-height: 1.7;
  background:
    radial-gradient(700px 480px at 0 0, rgba(88, 228, 221, .08), transparent 70%),
    radial-gradient(700px 480px at 100% 20%, rgba(142, 171, 255, .07), transparent 70%),
    #050b15;
  -webkit-font-smoothing: antialiased;
}

main, .gt-support-contact {
  width: min(100%, 828px);
  margin-inline: auto;
  padding: 64px 24px 88px;
}

h1 {
  margin-block: 36px 24px;
  font-size: clamp(2.3rem, 6vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -.045em;
}

h2 {
  margin-block: 40px 16px;
  font-size: 1.35rem;
  line-height: 1.3;
  letter-spacing: -.025em;
}

p, li { color: #b6c7dc; }
li { margin-block: 10px; }
strong { color: #f6fbff; }
small { color: #9fb2cb; }

a {
  color: #58e4dd;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  overflow-wrap: anywhere;
}

a:hover { color: #b6faf5; }
a:focus-visible { outline: 3px solid #58e4dd; outline-offset: 5px; }

.notice {
  margin-block: 28px;
  padding: 24px;
  border: 1px solid rgba(237, 197, 120, .32);
  border-radius: 20px;
  background: rgba(237, 197, 120, .06);
}

.notice strong { color: #edc578; }

.gt-support-contact > p:not(:first-of-type) {
  padding: 20px 24px;
  border: 1px solid rgba(192, 219, 255, .14);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(24, 40, 62, .72), rgba(10, 20, 35, .85));
}

.gt-support-contact > p:last-child {
  display: inline-flex;
  margin-top: 28px;
  padding: 12px 20px;
}

@media (max-width: 480px) {
  main, .gt-support-contact { padding: 32px 20px 56px; }
  .notice, .gt-support-contact > p:not(:first-of-type) { padding: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}