:root{--azul:#1a3a5c;--azul-claro:#2d6cb5;--verde:#17a67b;--gris:#5a6a7a;--gris-claro:#f4f7fa;--texto:#20303f;--borde:#e2e8f0}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:var(--texto);line-height:1.7;background:#fff}
.wrap{max-width:820px;margin:0 auto;padding:0 24px}
header.top{background:var(--azul);color:#fff;padding:18px 0}
header.top .wrap{display:flex;align-items:center;justify-content:space-between}
.logo{font-size:22px;font-weight:700;letter-spacing:1px}
.logo span{color:var(--verde)}
nav a{color:#cdd9e5;text-decoration:none;margin-left:22px;font-size:14px}
nav a:hover{color:#fff}
.hero{background:linear-gradient(135deg,var(--azul) 0%,var(--azul-claro) 100%);color:#fff;padding:70px 0;text-align:center}
.hero h1{font-size:34px;font-weight:700;margin-bottom:18px;line-height:1.3}
.hero p{font-size:18px;color:#dce6f0;max-width:620px;margin:0 auto}
.badge{display:inline-block;background:rgba(255,255,255,.15);padding:6px 16px;border-radius:20px;font-size:13px;margin-bottom:24px;letter-spacing:.5px}
section.content{padding:56px 0}
section.content h2{font-size:24px;color:var(--azul);margin:32px 0 14px;font-weight:700}
section.content h3{font-size:18px;color:var(--azul-claro);margin:24px 0 10px}
section.content p{margin-bottom:14px;color:var(--texto)}
section.content ul{margin:0 0 16px 22px}
section.content li{margin-bottom:8px}
.features{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:40px}
.feature{background:var(--gris-claro);border:1px solid var(--borde);border-radius:12px;padding:24px}
.feature h3{color:var(--azul);font-size:17px;margin-bottom:8px}
.feature p{font-size:14px;color:var(--gris);margin:0}
.doc-title{border-bottom:2px solid var(--borde);padding-bottom:16px;margin-bottom:8px}
.doc-title h1{font-size:28px;color:var(--azul)}
.doc-meta{font-size:13px;color:var(--gris);margin-top:6px}
footer{background:var(--gris-claro);border-top:1px solid var(--borde);padding:32px 0;font-size:13px;color:var(--gris)}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a{color:var(--azul-claro);text-decoration:none}
@media(max-width:640px){.features{grid-template-columns:1fr}.hero h1{font-size:26px}nav a{margin-left:14px}}