:root {
  color-scheme: dark;
  --bg: #050505;
  --panel: #101213;
  --panel-2: #181b1c;
  --text: #f7f7f2;
  --muted: #b4b8b0;
  --line: #2a2f2c;
  --lime: #ccff00;
  --cyan: #47d7ff;
  --danger: #ff5b6e;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 5, 5, 0.82);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  background: var(--lime);
  box-shadow: 0 0 28px rgba(204, 255, 0, 0.45);
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  text-decoration: none;
}

.nav a:hover {
  color: var(--text);
}

.hero {
  min-height: calc(100vh - 68px);
  display: grid;
  align-items: end;
  padding: clamp(40px, 7vw, 96px) clamp(20px, 5vw, 72px);
  background:
    linear-gradient(90deg, rgba(5, 5, 5, 0.96) 0%, rgba(5, 5, 5, 0.78) 48%, rgba(5, 5, 5, 0.38) 100%),
    url("https://images.unsplash.com/photo-1552674605-db6ffd4facb5?auto=format&fit=crop&w=1800&q=80");
  background-size: cover;
  background-position: center;
}

.hero-inner {
  max-width: 760px;
}

.eyebrow {
  color: var(--lime);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(52px, 9vw, 116px);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.lead {
  max-width: 620px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--lime);
  border-radius: 8px;
  background: var(--lime);
  color: #0a0a0a;
  font-weight: 800;
  text-decoration: none;
}

.button.secondary {
  background: transparent;
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.24);
}

.section {
  padding: clamp(56px, 8vw, 104px) clamp(20px, 5vw, 72px);
}

.section-header {
  max-width: 760px;
  margin-bottom: 32px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature,
.price,
.legal-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  padding: 22px;
}

.feature strong,
.price strong {
  color: var(--lime);
}

.feature p,
.price p,
.legal-card p,
.legal li {
  color: var(--muted);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--line);
}

.metric {
  padding: 20px;
  background: var(--panel-2);
}

.metric span {
  display: block;
  color: var(--lime);
  font-size: 28px;
  font-weight: 900;
}

.price.featured {
  border-color: rgba(204, 255, 0, 0.65);
  box-shadow: inset 0 0 0 1px rgba(204, 255, 0, 0.22);
}

.price-value {
  margin: 12px 0;
  font-size: 34px;
  font-weight: 900;
}

.legal {
  max-width: 900px;
}

.legal h1 {
  font-size: clamp(40px, 7vw, 72px);
}

.legal h2 {
  margin-top: 36px;
  font-size: 28px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.site-footer nav {
  display: flex;
  gap: 16px;
}

@media (max-width: 780px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    flex-wrap: wrap;
  }

  .hero {
    min-height: 86vh;
    background-position: 63% center;
  }

  .grid,
  .metrics {
    grid-template-columns: 1fr;
  }
}