:root {
  --ink: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --bg: #f4f7fb;
  --card: #ffffff;
  --primary: #0ea5e9;
  --primary-dark: #0284c7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 500px at 10% -10%, #dff4ff 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #e8f9f2 0%, transparent 50%),
    var(--bg);
  line-height: 1.6;
}

a { color: var(--primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
}

.brand {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--ink);
  letter-spacing: -0.02em;
}

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

nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
}

nav a[aria-current="page"] {
  color: var(--primary-dark);
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 36px 20px 64px;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  letter-spacing: -0.03em;
  margin: 0 0 8px;
}

h2 {
  margin-top: 2rem;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.meta, .lead {
  color: var(--muted);
  margin-top: 0;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 24px 0;
}

@media (min-width: 700px) {
  .cards { grid-template-columns: 1fr 1fr; }
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 18px 8px;
}

.card h2 { margin-top: 0; }

.contact {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 8px 18px;
}

.note {
  background: #e0f2fe;
  border: 1px solid #bae6fd;
  border-radius: 12px;
  padding: 14px 16px;
  color: #0c4a6e;
}

.foot {
  border-top: 1px solid var(--border);
  padding: 22px;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

ul { padding-left: 1.2rem; }
li { margin: 0.35rem 0; }