* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  color-scheme: light;
  --bg: #0b0f1a;
  --surface: #111827;
  --card: #151b2b;
  --text: #e6e9f5;
  --muted: #9aa3b2;
  --accent: #5eead4;
  --accent-strong: #22d3ee;
  --shadow: 0 18px 35px rgba(0, 0, 0, 0.35);
  --radius: 18px;
}

body {
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at top, #101623, #0b0f1a 60%);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-strong);
}

.container {
  width: min(1080px, 92vw);
  margin: 0 auto;
}

.hero {
  padding: 36px 0 28px;
  display: grid;
  gap: 24px;
  width: min(1080px, 92vw);
  margin: 0 auto;
}

.hero__content {
  display: grid;
  gap: 16px;
}

.hero__card {
  background: linear-gradient(135deg, #121a2e, #18213a);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  color: #041d1d;
  background: linear-gradient(90deg, #5eead4, #22d3ee);
  width: fit-content;
  font-weight: 600;
}

h1 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.15;
}

h2 {
  font-size: clamp(22px, 3vw, 30px);
  margin-bottom: 12px;
}

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

.lead {
  color: var(--muted);
  font-size: 16px;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn--primary {
  background: linear-gradient(90deg, #22d3ee, #5eead4);
  color: #041d1d;
  box-shadow: 0 10px 24px rgba(34, 211, 238, 0.35);
}

.btn--ghost {
  border: 1px solid rgba(94, 234, 212, 0.4);
  color: var(--text);
}

.btn:hover {
  transform: translateY(-2px);
}

.section {
  padding: 26px 0;
  display: grid;
  gap: 16px;
}

.grid {
  display: grid;
  gap: 18px;
}

.card {
  background: var(--card);
  padding: 18px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(94, 234, 212, 0.08);
}

ul {
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

p {
  color: var(--muted);
}

.list-columns {
  columns: 1;
}

.cta {
  background: linear-gradient(120deg, rgba(34, 211, 238, 0.16), rgba(94, 234, 212, 0.08));
  border-radius: var(--radius);
  padding: 20px;
  display: grid;
  gap: 16px;
  align-items: center;
  border: 1px solid rgba(94, 234, 212, 0.2);
}

.footer {
  padding: 20px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__content {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 14px;
}

@media (min-width: 720px) {
  .hero {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

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

  .list-columns {
    columns: 2;
  }

  .cta {
    grid-template-columns: 1fr auto;
  }
}