:root {
  --primary-1: #112125;
  --primary-2: #245559;
  --accent: #d4af37;
  --ink: #0f172a;
  --text: #334155;
  --muted: #f5f7fb;
  --card: #ffffff;
  --border: #e6eaf2;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: #fff; color: var(--text); }
body { font: 16px/1.65 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, 'Helvetica Neue', Arial, 'Noto Sans'; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

header.site-header { position: sticky; top: 0; z-index: 10; backdrop-filter: saturate(180%) blur(10px);
  background: rgba(255,255,255,.86); border-bottom: 1px solid var(--border); }
.site-header .bar { min-height: 72px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); font-weight: 800; }
.brand img { height: 40px; width: auto; border-radius: 8px; }
.nav a { margin-left: 18px; text-decoration: none; color: var(--text); padding: 6px 10px; border-radius: 999px; }
.nav a:hover { background: #f1f5fb; color: var(--ink); }

.hero { padding: 80px 0 36px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 36px; align-items: center; }
.hero h1 { margin: 0 0 12px; color: var(--ink); font-size: clamp(2rem, 3.4vw, 3.25rem); line-height: 1.1; }
.hero p.lead { font-size: 1.1rem; color: #1f2937; margin: 0 0 18px; }
.cta .btn { margin-right: 10px; }

.btn { display: inline-block; padding: 11px 16px; border-radius: 999px; text-decoration: none; font-weight: 700; border: 1px solid transparent; }
.btn-primary { color: #fff; background: linear-gradient(135deg, var(--primary-1), var(--primary-2));
  box-shadow: 0 10px 28px rgba(39, 100, 220, .28); }
.btn-primary:hover { filter: brightness(1.03); }
.btn-ghost { color: var(--ink); border-color: var(--border); background: #fff; }
.btn-ghost:hover { border-color: var(--ink); }

.bullets { margin: 18px 0 0; padding-left: 18px; }
.hero-art { display: grid; place-items: center; }
.hero-art .logo-frame { border: 2px solid var(--accent); border-radius: 24px; padding: 18px; background: linear-gradient(120deg, rgba(0,0,0,0), rgba(0,0,0,.02)); }
.hero-art img { width: 100%; max-width: 380px; display: block; border-radius: 16px; box-shadow: 0 12px 30px rgba(0,0,0,.08); }

.section { padding: 56px 0; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 18px; padding: 18px; box-shadow: 0 3px 14px rgba(0,0,0,.03); }
.card h3 { margin: 0 0 8px; color: var(--ink); }

.section.muted { background: linear-gradient(180deg, rgba(246,249,255,.7), rgba(246,249,255,1)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.two-col { display: grid; grid-template-columns: 1.1fr 1fr; gap: 24px; }
.note { background: linear-gradient(135deg, color-mix(in srgb, var(--primary-1) 8%, #fff), color-mix(in srgb, var(--primary-2) 8%, #fff));
  border: 1px dashed color-mix(in srgb, var(--primary-2) 40%, #d0d8ea); padding: 18px; border-radius: 16px; }

.site-footer { border-top: 1px solid var(--border); padding: 24px 0; color: #5b6780; }
@media (max-width: 920px) { .hero-grid, .two-col, .cards { grid-template-columns: 1fr; } }