:root{
  --bg:#0a0f1c; --bg-2:#0f1628; --surface:#121a2c; --text:#e8eefc; --muted:#9db0d1;
  --brand:#1ef2a0; --brand-2:#00c586; --ring:#6be9c4; --card:#0e1530; --shadow: 0 10px 30px rgba(0,0,0,.35);
}
:root.light{
  --bg:#f6f9ff; --bg-2:#eef3ff; --surface:#ffffff; --text:#0e1220; --muted:#4a5875;
  --brand:#0bbf82; --brand-2:#089668; --ring:#6be9c4; --card:#ffffff; --shadow: 0 10px 20px rgba(0,0,0,.08);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0; font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Helvetica Neue",Arial;
  color:var(--text); background:linear-gradient(180deg,var(--bg),var(--bg-2) 60%); accent-color:var(--brand);
}

.container{max-width:1100px;margin:auto;padding:0 20px}
.section{padding:64px 0}
.section.alt{background:linear-gradient(180deg,var(--bg-2),var(--bg) 120%)}
.section-head{text-align:center;margin-bottom:28px}
.section-head h2{margin:0 0 8px 0;font-size:clamp(24px,3vw,34px)}
.section-head p{margin:0;color:var(--muted)}

.topbar{position:sticky;top:0;z-index:50;background:rgba(10,15,28,.75);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;gap:10px;align-items:center;color:var(--text);text-decoration:none;font-weight:700}
.menu{display:flex;gap:18px;list-style:none;margin:0;padding:0;align-items:center}
.menu a{color:var(--text);text-decoration:none;opacity:.9}
.menu a:hover{opacity:1}
.theme-toggle,.menu-btn{border:1px solid rgba(255,255,255,.15);background:transparent;color:var(--text);padding:6px 10px;border-radius:10px;cursor:pointer}
.menu-btn{display:none}
.cta-whats{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#03140e;text-decoration:none;font-weight:800;box-shadow:var(--shadow)}

.hero{position:relative;min-height:68vh;display:grid}
.hero picture, .hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:contrast(1.1) saturate(1.05) brightness(.9)}
.hero-overlay{position:relative;z-index:1;background:linear-gradient(180deg,rgba(6,10,22,.6),rgba(6,10,22,.85))}
.hero-inner{padding:80px 0 96px 0}
.hero h1{font-size:clamp(28px,5.5vw,56px);margin:0 0 12px 0}
.hero p{max-width:700px;margin:0 0 22px 0;color:var(--muted);font-size:clamp(16px,2.4vw,18px)}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;text-decoration:none;font-weight:700;border:1px solid transparent;cursor:pointer}
.btn-primary{background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#051b14}
.btn-ghost{border-color:rgba(255,255,255,.25);color:var(--text);background:transparent}
.btn-light{background:#ecfff8;color:#052018}
.btn-xs{font-size:13px;padding:8px 12px;border-radius:10px;margin:0 0 12px 16px}

.grid{display:grid;gap:24px}
.cards{grid-template-columns:repeat( auto-fit, minmax(240px,1fr) )}
.card{background:linear-gradient(180deg,var(--card),rgba(255,255,255,.01));border:1px solid rgba(255,255,255,.06);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(0,0,0,.45)}
.card img{width:100%;height:160px;object-fit:cover}
.card h3{margin:14px 16px 6px 16px}
.card p{margin:0 16px 10px 16px;color:var(--muted)}
.card .bullet{margin:0 16px 18px 32px;color:var(--text)}

.features{grid-template-columns:repeat( auto-fit, minmax(220px,1fr) )}
.feat{background:rgba(255,255,255,.03);border:1px dashed rgba(255,255,255,.08);border-radius:14px;padding:18px}
.feat-ico{font-size:24px}

.gallery{grid-template-columns:repeat( auto-fit, minmax(220px,1fr) )}
.shot{margin:0;border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.02)}
.shot img{width:100%;height:220px;object-fit:cover;display:block}
.shot figcaption{padding:10px 12px;color:var(--muted);font-size:14px}

.plans{display:grid;grid-template-columns:repeat( auto-fit, minmax(250px,1fr) );gap:24px}
.plan{background:linear-gradient(180deg,var(--card),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.06);border-radius:16px;padding:20px;box-shadow:var(--shadow)}
.plan.highlight{outline:2px solid var(--ring)}
.plan .price{font-size:28px;margin:.2rem 0 1rem 0}

.cta{background:linear-gradient(90deg,#06101f,#0f1a33);padding:64px 0;border-top:1px solid rgba(255,255,255,.06);border-bottom:1px solid rgba(255,255,255,.06)}
.cta-inner{text-align:center}
.cta h2{margin:0 0 8px 0}
.cta p{margin:0 0 16px 0;color:var(--muted)}

.contact{grid-template-columns: 1fr 1fr}
.contact-card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:20px}
.contact-list{list-style:none;margin:0;padding:0}
.contact-list li{margin:8px 0}
.form{display:grid;gap:12px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);border-radius:14px;padding:20px}
.form input,.form textarea{width:100%;padding:12px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:var(--text)}
.form input::placeholder,.form textarea::placeholder{color:var(--muted)}
.form-note{color:var(--muted);font-size:14px}

.footer{padding:28px 0;border-top:1px solid rgba(255,255,255,.06);background:rgba(0,0,0,.15)}
.footer-grid{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer a{color:var(--muted);text-decoration:none}
.footer a:hover{color:var(--text)}

.float-whats{position:fixed;right:18px;bottom:18px;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#00140d;text-decoration:none;font-size:22px;box-shadow:var(--shadow)}

.logos{padding:28px 0}
.marquee{display:flex;gap:32px;justify-content:center;align-items:center;opacity:.85}
.marquee img{height:24px;filter:grayscale(100%) contrast(1.1) opacity(.8)}

.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease, transform .6s ease}
.reveal.visible{opacity:1;transform:none}

/* Acessibilidade e utilidades */
.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:12px;top:12px;width:auto;height:auto;background:#fff;color:#000;padding:8px 10px;border-radius:8px;z-index:9999}

/* Responsivo */
@media (max-width: 880px){
  .menu{display:none;position:absolute;right:20px;top:64px;background:var(--surface);padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.08);flex-direction:column;min-width:220px}
  .menu.show{display:flex}
  .menu-btn{display:inline-flex}
  .cta-whats{display:none}
  .contact{grid-template-columns:1fr}
}