:root{--bg:#0c111d;--ink:#f5f7fb;--muted:#97a1b8;--accent:#5b8cff;--card:#131a2b}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,Segoe UI,Roboto,sans-serif}
a{color:var(--accent)}
header{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:16px 24px;border-bottom:1px solid #1f2940}
.marca{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:700;letter-spacing:.05em}
nav a{margin-left:16px;text-decoration:none;color:var(--muted)}
nav a:hover{color:var(--ink)}
main{max-width:760px;margin:0 auto;padding:32px 16px}
.hero{text-align:center;padding:32px 0}
.hero h1{font-size:2.6em;letter-spacing:.08em;margin:12px 0}
.lead{color:var(--muted);font-size:1.15em}
section{background:var(--card);border-radius:12px;padding:8px 20px;margin:16px 0}
h1{font-size:1.6em}h2{font-size:1.1em;margin-top:1.5em}
footer{text-align:center;color:var(--muted);font-size:.9em;padding:24px 16px;border-top:1px solid #1f2940}