:root {
  --bg: #f6f9ff;
  --panel: #ffffff;
  --card: #ffffff;
  --text: #1a2b49;
  --muted: #5c6f90;
  --brand: #2f7bff;
  --brand2: #10b4ff;
  --line: #dbe6f8;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(circle at 20% 0%, #eef4ff 0%, var(--bg) 40%);
  color: var(--text);
  line-height: 1.6;
}
.container { width: min(1120px, 92vw); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.86);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; }
.logo { font-weight: 800; letter-spacing: .2px; }
.logo span { color: var(--brand2); }
nav { display: flex; gap: 18px; align-items: center; }
nav a { color: var(--text); text-decoration: none; font-weight: 600; font-size: 14px; }
.hero { padding: 72px 0 48px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: center; }
.pill {
  display: inline-flex; padding: 6px 12px; border-radius: 999px;
  background: #eaf2ff; border: 1px solid #cfe0ff; color: #2a5db0; font-weight: 600; font-size: 12px;
}
h1 { font-size: clamp(30px, 5.2vw, 52px); line-height: 1.12; margin: 16px 0; }
.lead { color: var(--muted); max-width: 680px; }
.cta-row { display: flex; gap: 12px; margin-top: 20px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: linear-gradient(90deg, var(--brand), var(--brand2));
  color: #fff; text-decoration: none; border: 0; padding: 11px 16px;
  border-radius: 10px; font-weight: 700;
}
.btn-sm { padding: 8px 12px; font-size: 13px; }
.btn-ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }
.hero-art img, .about-grid img { width: 100%; height: auto; border-radius: 16px; border: 1px solid var(--line); background: #f3f8ff; }
.stats { padding: 8px 0 34px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.grid-4 article {
  background: linear-gradient(180deg, #ffffff, #f7fbff);
  border: 1px solid var(--line); border-radius: 14px; padding: 20px;
}
.grid-4 h3 { margin: 0; font-size: 34px; color: #2c5eb8; }
.grid-4 p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.section { padding: 66px 0; }
.section h2 { font-size: clamp(28px, 3.2vw, 40px); margin: 0 0 8px; }
.section-lead { color: var(--muted); max-width: 760px; }
.cards { margin-top: 24px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.card h3 { margin: 0 0 8px; }
.card p { margin: 0; color: var(--muted); }
.text-link { color: #2f6fe0; font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.alt { background: linear-gradient(180deg, #f8fbff, #f2f7ff); border-block: 1px solid var(--line); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: center; }
.about-grid ul { margin: 14px 0 0; padding-left: 18px; color: #375178; }
.contact { text-align: center; max-width: 780px; }
.contact p { color: var(--muted); }
footer { border-top: 1px solid var(--line); padding: 24px 0; color: #6c82a8; font-size: 14px; }

@media (max-width: 900px) {
  .hero-grid, .about-grid, .grid-4, .cards { grid-template-columns: 1fr; }
  nav a:not(.btn) { display: none; }
}