:root {
  color-scheme: dark;
  --bg: #080b12;
  --panel: #111827;
  --panel-strong: #172033;
  --text: #f7f9fc;
  --muted: #aab4c4;
  --line: #253044;
  --blue: #4ea1ff;
  --green: #35d07f;
  --red: #ff6b6b;
}

* {
  box-sizing: border-box;
}

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

a {
  color: inherit;
}

.site-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  padding: 18px clamp(20px, 5vw, 72px);
  position: sticky;
  top: 0;
  background: rgba(8, 11, 18, 0.92);
  backdrop-filter: blur(12px);
  z-index: 2;
}

.brand {
  font-weight: 750;
  text-decoration: none;
}

nav {
  display: flex;
  gap: 24px;
}

nav a {
  color: var(--muted);
  font-size: 14px;
  text-decoration: none;
}

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

.hero,
.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px clamp(20px, 5vw, 36px);
}

.hero {
  align-items: center;
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  min-height: 620px;
}

.eyebrow {
  color: var(--blue);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0;
  margin: 0 0 10px;
  text-transform: uppercase;
}

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

h1 {
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.02;
  margin-bottom: 22px;
  max-width: 780px;
}

h2 {
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.08;
}

h3 {
  font-size: 21px;
  margin-bottom: 12px;
}

.hero-text {
  color: var(--muted);
  font-size: 20px;
  max-width: 680px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  align-items: center;
  border-radius: 8px;
  display: inline-flex;
  font-weight: 750;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  text-decoration: none;
}

.primary {
  background: var(--blue);
  color: #06111f;
}

.secondary {
  border: 1px solid var(--line);
  color: var(--text);
}

.market-panel,
.feature-grid article,
.price-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.market-panel {
  padding: 22px;
}

.panel-header,
.ticker-row {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.panel-header {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 16px;
}

.ticker-row {
  border-top: 1px solid var(--line);
  font-size: 20px;
  padding: 18px 0;
}

.ticker-row:first-of-type {
  border-top: 0;
}

.gain strong {
  color: var(--green);
}

.loss strong {
  color: var(--red);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.feature-grid,
.pricing-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid article,
.price-card {
  padding: 24px;
}

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

.pricing-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.featured {
  background: var(--panel-strong);
  border-color: var(--blue);
}

.price {
  font-size: 40px;
  font-weight: 800;
  margin-bottom: 18px;
}

.price span {
  color: var(--muted);
  font-size: 18px;
}

ul {
  margin: 0 0 24px;
  padding-left: 20px;
}

footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  padding: 26px clamp(20px, 5vw, 72px);
}

footer p {
  margin: 0;
}

@media (max-width: 820px) {
  .site-header,
  footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

  nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero,
  .feature-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 48px;
  }
}