body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: #0f172a;
  margin: 0;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(8px);
  background: rgba(255,255,255,0.85);
  border-bottom: 1px solid #e2e8f0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.brand-logo {
  height: 28px;
  width: auto;
  display: block;
}

.brand-mark { font-size: 18px; }
.brand-name { font-size: 16px; letter-spacing: 0.2px; }

.nav a {
  color: #334155;
  text-decoration: none;
  margin-left: 16px;
  font-weight: 500;
}
.nav a:hover { color: #0ea5e9; }

main { display: block; }

.hero {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  padding: 80px 0 56px;
  border-bottom: 1px solid #e2e8f0;
}
.hero-inner h1 {
  font-size: 40px;
  line-height: 1.15;
  margin: 0 0 16px;
}
.hero-inner p {
  font-size: 18px;
  color: #475569;
  margin: 0 0 24px;
  max-width: 800px;
}
.cta-row { display: flex; gap: 12px; }

.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  text-decoration: none;
  color: #0f172a;
  background: #ffffff;
}
.btn.primary {
  background: #0ea5e9;
  border-color: #0284c7;
  color: white;
}
.btn.primary:hover { background: #0284c7; }

.section { padding: 56px 0; }
.section.alt { background: #f8fafc; }
.section h2 { font-size: 28px; margin: 0 0 20px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
.card {
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 16px;
  background: white;
}
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: #475569; }

.xp { display: grid; gap: 20px; }
.xp-meta { color: #64748b; font-size: 14px; }
.xp-role { font-weight: 600; margin: 6px 0 8px; }
.xp ul { margin: 0; padding-left: 20px; color: #334155; }

.site-footer {
  border-top: 1px solid #e2e8f0;
  background: #ffffff;
}
.footer-inner {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-links a { color: #334155; text-decoration: none; margin-left: 16px; }
.footer-links a:hover { color: #0ea5e9; }