:root {
  color-scheme: dark;
  --bg: #021c15;
  --surface: #082a21;
  --surface-soft: #0d382c;
  --text: #f5fff9;
  --muted: #b6cdc3;
  --accent: #b7ff22;
  --accent-dark: #173500;
  --line: #275044;
  --danger-soft: #38251b;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 280px;
  background:
    radial-gradient(circle at 85% 0%, rgba(183, 255, 34, 0.08), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
}

a:hover {
  text-decoration-thickness: 0.14em;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -6rem;
  z-index: 100;
  border-radius: 0.5rem;
  background: var(--accent);
  color: var(--accent-dark);
  padding: 0.65rem 1rem;
  font-weight: 800;
}

.skip-link:focus {
  top: 1rem;
}

.site-header,
.site-footer {
  border-color: var(--line);
  background: rgba(2, 28, 21, 0.94);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav,
.footer-inner,
.page,
.hero {
  width: min(calc(100% - 2rem), var(--max-width));
  margin-inline: auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.5rem;
}

.brand {
  color: var(--text);
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-decoration: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.92rem;
  font-weight: 700;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
}

.nav-links a[aria-current="page"] {
  color: var(--accent);
}

.hero {
  display: grid;
  align-items: center;
  min-height: calc(100vh - 9.5rem);
  padding-block: 5rem;
}

.hero-content {
  max-width: 50rem;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.18;
  text-wrap: balance;
}

h1 {
  margin: 0;
  font-size: clamp(2.5rem, 9vw, 5.8rem);
  letter-spacing: -0.055em;
}

.document h1 {
  max-width: 18ch;
  font-size: clamp(2.25rem, 7vw, 4.6rem);
}

h2 {
  margin: 2.75rem 0 0.75rem;
  font-size: clamp(1.45rem, 4vw, 2rem);
}

h3 {
  margin: 1.75rem 0 0.45rem;
  font-size: 1.12rem;
}

p,
ul {
  margin-top: 0.55rem;
}

.tagline {
  margin: 0.5rem 0 1.25rem;
  color: var(--accent);
  font-size: clamp(1.45rem, 5vw, 2.5rem);
  font-weight: 800;
}

.lede {
  max-width: 44rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 0.75rem 1.2rem;
  color: var(--accent);
  font-weight: 850;
  text-decoration: none;
}

.button-primary {
  background: var(--accent);
  color: var(--accent-dark);
}

.page {
  padding-block: 4rem 6rem;
}

.document {
  max-width: 52rem;
}

.meta {
  margin: 1.2rem 0 2rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.card,
.notice {
  margin-block: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
  padding: clamp(1.2rem, 4vw, 2rem);
}

.notice {
  border-left: 0.35rem solid var(--accent);
}

.notice-warning {
  border-left-color: #ffb46a;
  background: var(--danger-soft);
}

.steps {
  margin-block: 1rem;
  color: var(--accent);
  font-size: 1.08rem;
  font-weight: 850;
}

li + li {
  margin-top: 0.35rem;
}

.site-footer {
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-block: 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
}

@media (max-width: 600px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 0.9rem;
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
    gap: 0.6rem;
  }

  .hero {
    min-height: calc(100vh - 11rem);
    padding-block: 3.5rem;
  }
}

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