/* Minimal, mobile-first styling (no frameworks) */
:root{
  --bg:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --brand:#2563eb;
  --brand-50:#eff6ff;
  --border:#e5e7eb;
  --accent:#1e40af;
  --card:#ffffff;
  --shadow:0 1px 2px rgba(0,0,0,.05),0 4px 12px rgba(0,0,0,.04);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1120px;margin-inline:auto;padding:0 16px}
.nav{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.nav__row{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.brand{font-weight:800;font-size:20px;color:inherit}
.nav__links{display:none;gap:18px;align-items:center}
.nav__toggle{display:inline-flex;background:none;border:0;font-size:22px}
@media (min-width:720px){.nav__links{display:flex}.nav__toggle{display:none}}
.btn{display:inline-block;border-radius:12px;padding:10px 16px;font-weight:600;border:1px solid var(--border);background:#fff}
.btn--primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn--ghost{background:#fff;color:var(--brand);}
.hero{padding:56px 0;background:linear-gradient(180deg,var(--brand-50),#fff)}
.hero__grid{display:grid;gap:28px;grid-template-columns:1fr}
.hero__art{display:flex;align-items:center;justify-content:center;border:1px solid #c7d2fe;background:#eef2ff;border-radius:24px;padding:24px}
.logo-hero{max-width:320px;width:100%;height:auto}
@media (min-width:960px){.hero__grid{grid-template-columns:1.1fr .9fr}}
h1{font-size:36px;line-height:1.2;margin:0 0 8px}
.lead{color:var(--muted);font-size:18px}
.accent{color:var(--brand)}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.hint{margin-top:8px;color:var(--muted);font-size:14px}
.section{padding:48px 0}
.grid-2{display:grid;gap:16px}
.grid-3{display:grid;gap:16px}
@media (min-width:800px){.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:repeat(3,1fr)}}
.cards{display:grid;gap:16px}
@media (min-width:900px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:16px;box-shadow:var(--shadow)}
.card--pop{position:relative;border-color:#f59e0b}
.badge{position:absolute;right:16px;top:-10px;background:#f59e0b;color:#111;padding:4px 8px;border-radius:999px;font-size:12px;font-weight:700;box-shadow:var(--shadow)}
.price{font-size:26px;font-weight:800;margin:8px 0 6px}
.price span{font-size:14px;color:var(--muted);font-weight:600}
.note{margin-top:18px;border-left:4px solid var(--brand);background:var(--brand-50);padding:12px 14px;border-radius:10px}
.note ul{margin:8px 0 0 18px}
.socials{display:flex;gap:8px;align-items:center;justify-content:center;margin-top:8px;color:var(--muted)}
.footer{margin-top:16px;color:var(--muted);font-size:14px;text-align:center;padding-top:8px;border-top:1px solid var(--border)}
.sub{color:var(--muted);margin-top:-6px;margin-bottom:12px}