:root {
  --bg: #060c1b;
  --bg-soft: #0d1730;
  --surface: rgba(255, 255, 255, 0.07);
  --surface-strong: rgba(255, 255, 255, 0.12);
  --text: #eaf1ff;
  --text-muted: #b6c4e1;
  --primary: #7fb0ff;
  --primary-strong: #a8c8ff;
  --accent: #ffd45f;
  --border: rgba(181, 203, 245, 0.22);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --radius-sm: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background:
    radial-gradient(1200px 600px at 10% -5%, #1e3b82 0%, transparent 60%),
    radial-gradient(900px 500px at 95% 5%, #2d1f63 0%, transparent 55%),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 100%);
  min-height: 100vh;
}

a {
  color: var(--primary-strong);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}

a:hover { color: #d7e6ff; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 999;
  background: #fff;
  color: #0f2452;
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
}

.container {
  width: min(100% - 2rem, 1080px);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(6, 12, 27, 0.7);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  gap: 1rem;
}

.brand {
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.nav a {
  text-decoration: none;
  font-size: 0.93rem;
  color: var(--text-muted);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  border: 1px solid transparent;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--text);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.08);
}

main { padding: 2.6rem 0 3rem; }

.hero {
  background: linear-gradient(145deg, rgba(45, 99, 211, 0.36), rgba(127, 176, 255, 0.15));
  border: 1px solid var(--border);
  color: #f4f8ff;
  padding: 1.65rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-main {
  display: grid;
  gap: 1.25rem;
  align-items: center;
}

.hero-icon-wrap {
  display: flex;
  justify-content: center;
}

.hero-icon {
  width: clamp(92px, 18vw, 132px);
  height: clamp(92px, 18vw, 132px);
  border-radius: 26px;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero h1 {
  margin: 0.15rem 0 0;
  line-height: 1.15;
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  letter-spacing: -0.01em;
}

.hero p {
  margin: 0.9rem 0 0;
  color: rgba(236, 243, 255, 0.92);
  max-width: 68ch;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.72rem;
  margin-top: 1.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 12px;
  border: 1px solid transparent;
  padding: 0.7rem 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.12s ease, background-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(180deg, #f7fbff, #e6f0ff);
  color: #132a5f;
}

.btn-primary:hover { background: #ffffff; }

.btn-secondary {
  color: #e7efff;
  border-color: rgba(231, 239, 255, 0.55);
  background: rgba(255, 255, 255, 0.05);
}

.btn-secondary:hover { background: rgba(255, 255, 255, 0.12); }

.btn-ghost {
  color: var(--text);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.03);
}

.btn-ghost:hover { background: rgba(255, 255, 255, 0.09); }

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.1rem;
  backdrop-filter: blur(4px);
}

.card:hover {
  border-color: rgba(200, 220, 255, 0.35);
  background: var(--surface-strong);
}

.card h2 {
  margin: 0 0 0.45rem;
  font-size: 1.08rem;
}

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

.section {
  margin-top: 1.25rem;
}

.kicker {
  display: inline-block;
  padding: 0.24rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 212, 95, 0.15);
  border: 1px solid rgba(255, 212, 95, 0.35);
  color: #ffe7a3;
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.92rem;
  padding: 1.5rem 0 2rem;
}

.site-footer p {
  margin: 0;
  text-wrap: balance;
}

@media (min-width: 760px) {
  .hero { padding: 2.15rem; }
  .hero-main { grid-template-columns: auto 1fr; gap: 1.6rem; }
  .hero-icon-wrap { justify-content: flex-start; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 520px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.65rem 0;
  }

  .nav {
    width: 100%;
  }

  .nav a {
    padding: 0.45rem 0.6rem;
  }
}