:root{
  --primary: #0b3d91;
  --accent: #0fa3a3;
  --dark: #0a2540;
  --light: #f5f7fb;
  --muted: #6b7280;
  --radius: 16px;
  --shadow: 0 10px 25px rgba(16, 38, 84, 0.12);
}
* { box-sizing: border-box; }
html:focus-within { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--dark);
  background: white;
  line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { width: min(1200px, 92vw); margin: 0 auto; }
header.site-header {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: saturate(180%) blur(10px);
  background: rgba(255,255,255,0.9);
  border-bottom: 1px solid #e5e7eb;
}
.navbar { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 44px; }
.brand .name { font-weight: 800; font-size: 1.25rem; letter-spacing: .3px; }
nav ul { list-style: none; display: flex; gap: 20px; padding: 0; margin: 0; }
nav a { padding: 8px 12px; border-radius: 10px; }
nav a.active, nav a:hover { background: var(--light); }

.hero {
  background: linear-gradient(180deg, #f7fbff 0%, #ffffff 100%);
  padding: 64px 0 40px;
}
.hero .grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 36px; align-items: center; }
.hero h1 { font-size: clamp(2rem, 2.6vw + 1.2rem, 3.4rem); line-height: 1.1; margin: 0 0 16px; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); margin: 0 0 24px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 18px; border-radius: 12px; border: 1px solid transparent; font-weight: 620;
  box-shadow: var(--shadow);
}
.btn.primary { background: var(--primary); color: white; }
.btn.secondary { background: white; color: var(--primary); border-color: #c7d2fe; }
.section { padding: 56px 0; }
.section h2 { font-size: clamp(1.6rem, 2vw + 1rem, 2.4rem); margin-top: 0; }

.cards { display: grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr)); gap: 18px; }
.card {
  padding: 22px; border: 1px solid #e7edf7; border-radius: var(--radius); background: #fff; box-shadow: var(--shadow);
}
.card h3 { margin-top: 0; }
.badge { display: inline-block; padding: 4px 10px; border-radius: 999px; background: #e9f6f6; color: var(--accent); font-weight: 600; font-size: .8rem; }

footer.site-footer {
  background: #0b1630; color: #d0d7ea; padding: 36px 0; margin-top: 40px;
}
footer a { color: #d0d7ea; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(200px,1fr)); gap: 20px; }
.copy { border-top: 1px solid rgba(255,255,255,.14); margin-top: 24px; padding-top: 18px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; font-size: .9rem; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.hero-art { border-radius: var(--radius); border: 1px dashed #d7e3ff; padding: 24px; background: white; text-align: center; }
.hero-art p { color: var(--muted); margin: 8px 0 0; font-size: .95rem; }

blockquote.notice { background: #f0f7ff; border-left: 4px solid var(--primary); margin: 0; padding: 18px; border-radius: 8px; }
kbd { background: #eef2ff; padding: 2px 6px; border-radius: 6px; border: 1px solid #dbeafe; }

table.pricing { width: 100%; border-collapse: collapse; }
table.pricing th, table.pricing td { padding: 12px 10px; border-bottom: 1px solid #e5e7eb; text-align: left; }
table.pricing th { color: var(--muted); font-weight: 600; }
tr.featured td { background: #f7fbff; font-weight: 600; }

form .row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
form label { display:block; font-weight: 600; margin: 12px 0 6px; }
form input, form textarea { width:100%; padding: 12px; border: 1px solid #cbd5e1; border-radius: 12px; font-size: 1rem; }
form button { margin-top: 14px; }

@media (max-width: 900px) {
  .hero .grid { grid-template-columns: 1fr; }
  nav ul { display: none; }
  .nav-toggle { display: inline-flex; }
}
@media (min-width: 901px) { .nav-toggle { display: none; } }