* {
  box-sizing: border-box;
}

:root {
  --bg: #020617;
  --bg-soft: #0f172a;
  --card: rgba(15, 23, 42, 0.78);
  --card-border: rgba(148, 163, 184, 0.22);
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-strong: #0ea5e9;
  --button: #1e293b;
  --button-border: rgba(148, 163, 184, 0.34);
  --shadow: rgba(0, 0, 0, 0.35);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(14, 165, 233, 0.22), transparent 34rem),
    radial-gradient(circle at top right, rgba(79, 70, 229, 0.24), transparent 30rem),
    linear-gradient(135deg, #020617 0%, #0f172a 55%, #111827 100%);
  line-height: 1.6;
}

a {
  color: inherit;
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 36px;
}

.hero {
  padding: 56px;
  border: 1px solid var(--card-border);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.86), rgba(30, 41, 59, 0.52));
  box-shadow: 0 24px 70px var(--shadow);
  backdrop-filter: blur(18px);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2 {
  line-height: 1.15;
}

h1 {
  margin: 0;
  max-width: 780px;
  font-size: clamp(2.7rem, 7vw, 5.8rem);
  letter-spacing: -0.06em;
}

h2 {
  margin: 0 0 14px;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.lead {
  max-width: 780px;
  margin: 24px 0 0;
  color: #cbd5e1;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid var(--button-border);
  border-radius: 999px;
  color: var(--text);
  background: var(--button);
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(56, 189, 248, 0.72);
  background: #263449;
  outline: none;
}

.button.primary {
  border-color: transparent;
  color: #00111f;
  background: linear-gradient(135deg, var(--accent), #67e8f9);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: linear-gradient(135deg, #67e8f9, var(--accent));
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 18px;
}

.card,
.note {
  border: 1px solid var(--card-border);
  border-radius: 22px;
  background: var(--card);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(14px);
}

.card {
  padding: 28px;
}

.card-wide {
  grid-column: 1 / -1;
}

.card p,
.note p {
  margin: 0;
  color: var(--muted);
}

.card p + p {
  margin-top: 12px;
}

ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
}

li + li {
  margin-top: 8px;
}

.text-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--accent);
  font-weight: 800;
  text-decoration: none;
}

.text-link:hover,
.text-link:focus-visible {
  color: #7dd3fc;
  text-decoration: underline;
  outline: none;
}

.note {
  margin-top: 18px;
  padding: 28px;
}

.site-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 42px;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: #cbd5e1;
  text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--accent);
  text-decoration: underline;
  outline: none;
}

@media (max-width: 760px) {
  .page-shell {
    padding-top: 32px;
  }

  .hero {
    padding: 32px 24px;
    border-radius: 22px;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .card,
  .note {
    padding: 24px;
  }

  .button {
    width: 100%;
  }
}

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

  .button,
  .text-link {
    transition: none;
  }
}