:root{
  --bg:#ffffff; --bg-alt:#f6f7fb; --ink:#0f172a; --muted:#475569; --line:#e2e8f0;
  --brand:#0f172a; --accent:#4f46e5; --accent-ink:#ffffff; --ok:#059669;
  --radius:14px; --max:1080px;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#0b1120; --bg-alt:#111a2e; --ink:#e2e8f0; --muted:#94a3b8; --line:#1e293b;
         --brand:#e2e8f0; --accent:#818cf8; --accent-ink:#0b1120; }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16px/1.6 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
header.top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink);text-decoration:none}
.logo .mark{width:32px;height:32px;border-radius:9px;background:var(--brand);color:var(--bg);
  display:grid;place-items:center;font-weight:800;font-size:15px}
nav a{color:var(--muted);text-decoration:none;margin-left:22px;font-size:15px}
nav a:hover{color:var(--ink)}
@media (max-width:720px){ nav a:not(.btn){display:none} }
.btn{display:inline-block;padding:11px 20px;border-radius:10px;background:var(--accent);color:var(--accent-ink)!important;
  text-decoration:none;font-weight:600;border:0;cursor:pointer}
.btn.ghost{background:transparent;color:var(--ink)!important;border:1px solid var(--line)}
section{padding:72px 0}
section.alt{background:var(--bg-alt)}
.hero{padding:88px 0 72px}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
h1{font-size:clamp(32px,5vw,50px);line-height:1.12;margin:0 0 18px;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.4vw,34px);line-height:1.2;margin:0 0 12px;letter-spacing:-.01em}
h3{font-size:18px;margin:0 0 8px}
.lead{font-size:19px;color:var(--muted);max-width:680px;margin:0 0 28px}
.sub{color:var(--muted);max-width:680px;margin:0 0 36px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
section.alt .card{background:var(--bg)}
.card p,.card li{color:var(--muted);font-size:15px}
.card ul{padding-left:18px;margin:8px 0 0}
.price{font-size:34px;font-weight:800;margin:6px 0 2px}
.price small{font-size:15px;font-weight:500;color:var(--muted)}
.card.featured{border:2px solid var(--accent)}
.tag{display:inline-block;font-size:12px;font-weight:700;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);
  padding:3px 10px;border-radius:99px;margin-bottom:8px}
.note{font-size:14px;color:var(--muted);margin-top:18px}
dl.facts{display:grid;grid-template-columns:200px 1fr;gap:10px 20px;margin:0}
dl.facts dt{color:var(--muted)} dl.facts dd{margin:0;font-weight:500}
@media (max-width:620px){ dl.facts{grid-template-columns:1fr} dl.facts dd{margin-bottom:8px} }
footer{border-top:1px solid var(--line);padding:40px 0;font-size:14px;color:var(--muted)}
footer .cols{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px}
footer a{color:var(--muted);text-decoration:none;display:block;margin:4px 0}
footer a:hover{color:var(--ink)}
/* páginas legais */
.legal{max-width:780px;padding:56px 20px 80px;margin:0 auto}
.legal h1{font-size:34px}
.legal h2{font-size:21px;margin-top:34px}
.legal p,.legal li{color:var(--ink)}
.legal .updated{color:var(--muted);font-size:14px}
/* projetos */
.project{padding:28px;margin-bottom:18px}
.project-head{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap}
.project-head>div{flex:1 1 420px}
.plans{margin-top:20px}
.plan{border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:flex;flex-direction:column;gap:2px}
.plan span{color:var(--muted);font-size:14px}
.support{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 24px;font-size:15px}
.support strong{width:100%}
.tag.neutral{color:var(--muted);background:color-mix(in srgb,var(--muted) 12%,transparent)}
.muted-card{border-style:dashed}