:root{
  --bg:#ffffff; --ink:#0f172a; --muted:#64748b; --brand:#2563eb; --brand2:#0ea5e9;
  --card:#f8fafc; --line:#e5e7eb;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial,"Noto Sans",sans-serif;line-height:1.65}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1200px;margin:0 auto;padding:0 1rem}
header{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.8rem 0;gap:1rem;flex-wrap:wrap}
.nav a.logo{font-weight:900;font-size:1.1rem;color:var(--ink)}
.nav .links{display:flex;gap:.9rem;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;border-radius:999px;padding:.6rem 1rem;font-weight:700}
.btn.cta{background:linear-gradient(90deg,var(--brand),var(--brand2));color:#fff;border:none}
.hero{padding:3rem 0 2rem;background:linear-gradient(180deg,#f1f6ff,transparent)}
.section{padding:2rem 0}
h1{font-size:clamp(1.6rem,3vw,2.4rem);line-height:1.2;margin:0 0 .8rem}
h2{font-size:1.4rem;margin:1.4rem 0 .6rem}
footer{border-top:1px solid var(--line);padding:2rem 0;margin-top:3rem}
.columns{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}
.small{font-size:.95rem}
details{background:var(--card);border:1px solid var(--line);border-radius:1rem;padding:1rem}
details+details{margin-top:1rem}
summary{cursor:pointer;font-weight:800}
#cookie{position:fixed;left:1rem;right:1rem;bottom:1rem;display:none;background:#0b1220;color:#fff;border-radius:1rem;padding:1rem;border:1px solid #1f2937;box-shadow:0 10px 30px rgba(0,0,0,.2);z-index:50}
#cookie .row{display:flex;gap:1rem;align-items:center;justify-content:space-between;flex-wrap:wrap}
#cookie p{margin:0;opacity:.9}