:root {
  --bg: #07111f;
  --panel: #0d1b2d;
  --panel-soft: #10243a;
  --text: #f5f7fb;
  --muted: #aab6c5;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #f5a623;
  --accent-blue: #3aa0ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(7, 17, 31, 0.94);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.95rem;
}

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

.hero {
  padding: 88px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  margin: 0 0 14px;
}

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

h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
  max-width: 820px;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 18px;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.hero-text {
  color: var(--muted);
  max-width: 680px;
  font-size: 1.15rem;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid var(--line);
}

.button.primary {
  background: var(--accent);
  color: #111827;
  border-color: var(--accent);
}

.button.secondary {
  color: var(--text);
}

.signal-card,
.note,
.card {
  background: linear-gradient(180deg, var(--panel), var(--panel-soft));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
}

.signal-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.card-label {
  color: var(--accent-blue);
  font-weight: 700;
  margin-bottom: 10px;
}

.section {
  padding: 72px 0;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 32px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.card {
  min-height: 220px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 166, 35, 0.45);
}

.card p,
.note p,
.split p,
.signal-card p {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 32px;
  align-items: start;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-wrap a {
  color: var(--text);
}

@media (max-width: 900px) {
  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

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

  .nav-wrap {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }
}

@media (max-width: 560px) {
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 56px;
  }
}