:root{
  --bg:#0b0c10;
  --panel:#12131a;
  --text:#e6e6e6;
  --muted:#a7a7a7;
  --brand1:#2563eb;
  --brand2:#f59e0b;
  --radius:14px;
  --shadow:0 10px 30px rgba(0,0,0,.25);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);scroll-behavior:smooth}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
p{line-height:1.6}
.lead{opacity:.9;max-width:60ch}
.badge{display:inline-block;padding:6px 10px;border:1px solid rgba(255,255,255,.12);border-radius:999px;margin:4px 0 10px;background:linear-gradient(90deg, rgba(37,99,235,.18), rgba(245,158,11,.18))}
.header{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:linear-gradient(90deg, var(--brand1), var(--brand2));}
.site-logo{max-height:60px;display:block}
.nav a{margin:0 10px;opacity:.95;color:#0b0c10;font-weight:600}
.nav .btn.small{padding:8px 14px;border-radius:999px;border:1px solid rgba(0,0,0,.2);background:rgba(255,255,255,.25);color:#0b0c10}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;padding:80px 24px;max-width:1200px;margin:0 auto}
.hero__content h1{font-size:clamp(32px,5vw,56px);margin:0 0 12px}
.gradient{background:linear-gradient(90deg,var(--brand1),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__cta{display:flex;gap:12px;margin:18px 0 10px;flex-wrap:wrap}
.trust{display:flex;gap:18px;flex-wrap:wrap;padding:0;margin:14px 0;list-style:none;color:var(--muted)}
.hero__image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.06);background:linear-gradient(145deg, rgba(37,99,235,.25), rgba(245,158,11,.25));min-height:280px}
.section{padding:72px 24px;max-width:1200px;margin:0 auto}
.section h2{font-size:clamp(24px,3.5vw,36px);margin:0 0 12px}
.section.alt{background:linear-gradient(180deg,rgba(255,255,255,.03),transparent)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-top:18px}
.card{background:var(--panel);padding:20px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow)}
.price-card, .price-card.featured{background:var(--panel);padding:20px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.06)}
.price-card.featured{outline:2px solid var(--brand1);background:linear-gradient(180deg, rgba(37,99,235,.15), rgba(245,158,11,.08))}
.price{font-size:22px;font-weight:600}
details{background:var(--panel);padding:14px 18px;border-radius:12px;border:1px solid rgba(255,255,255,.06);margin:10px 0}
.form{display:grid;gap:12px;max-width:680px}
.form-inline{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.form-row{display:grid;gap:6px}
input,textarea{background:#0f1116;color:var(--text);border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:12px 14px}
input:focus,textarea:focus{outline:2px solid var(--brand1);border-color:transparent}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;border:1px solid rgba(255,255,255,.12);cursor:pointer;transition:transform .05s ease}
.btn.primary{background:linear-gradient(90deg,var(--brand1),var(--brand2));color:#0b0c10;border:none;font-weight:700}
.btn.outline{background:transparent;color:var(--text);border:1px solid rgba(255,255,255,.25)}
.btn:active{transform:scale(.98)}
.footer{padding:36px 24px;text-align:center;color:var(--muted)}
.backtop{position:fixed;right:16px;bottom:16px;border-radius:50%;border:1px solid rgba(255,255,255,.12);background:var(--panel);width:44px;height:44px;cursor:pointer;opacity:0;pointer-events:none;transition:.2s}
.backtop.show{opacity:1;pointer-events:auto}
.whatsapp-fab{position:fixed;right:18px;bottom:18px;display:inline-flex;align-items:center;gap:10px;padding:12px 16px;border-radius:999px;background:linear-gradient(90deg,var(--brand2),var(--brand1));color:#0b0c10;border:none;box-shadow:var(--shadow);font-weight:700}
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.why .point{background:var(--panel);padding:16px;border-radius:12px;border:1px solid rgba(255,255,255,.06)}
.portfolio{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.portfolio a{display:block;background:var(--panel);border:1px solid rgba(255,255,255,.06);border-radius:12px;box-shadow:var(--shadow);padding:14px}
.testimonial{background:var(--panel);border-radius:12px;border:1px solid rgba(255,255,255,.06);padding:16px}
.cta-band{background:linear-gradient(90deg, rgba(37,99,235,.15), rgba(245,158,11,.10));border:1px solid rgba(255,255,255,.08);padding:22px;border-radius:14px;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px}
@media (max-width: 900px){
  .hero{grid-template-columns:1fr}
  .nav a{display:none}
  .nav .btn.small{display:inline-flex}
  .cta-band{flex-direction:column;align-items:stretch}
}