:root{
  --bg:#202020; --text:#f2f2f2; --muted:#d0d0d0; --brand:#ffcc00; --brand-hover:#ffd84d; --card:#2a2a2a;
  --whatsapp:#25D366;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1100px,92%);margin-inline:auto}

/* Header */
.header{position:sticky;top:0;z-index:50;background:#202020;border-bottom:1px solid #333}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.8rem 0}
.nav .brand img{height:42px;width:auto}
.menu{display:flex;gap:1.2rem;align-items:center}
.menu a{color:var(--text);font-weight:600;transition:.3s}
.menu a:hover{color:var(--brand)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.8rem 1.1rem;border-radius:10px;font-weight:700;border:none;cursor:pointer;transition:.3s}
.btn--brand{background:var(--brand);color:#202020}
.btn--brand:hover{background:var(--brand-hover)}
.btn-outline{border:1px solid var(--brand);color:var(--brand);background:none}
.btn-outline:hover{background:var(--brand);color:#202020}

/* Burger Menu */
.burger{display:inline-flex;flex-direction:column;gap:4px;border:1px solid #3a3a3a;border-radius:10px;padding:.55rem;background:#2a2a2a}
.burger span{width:20px;height:2px;background:#f2f2f2;border-radius:2px}
@media(min-width: 860px){ .burger{display:none} }
.mobile-drawer{display:none}
.mobile-drawer.open{display:block;background:#1f1f1f;border-bottom:1px solid #333}
.mobile-drawer a{display:block;padding:1rem;border-top:1px solid #2a2a2a;color:var(--text)}

/* Hero */
.hero{position:relative;min-height:60vh;display:grid;place-items:center;text-align:center;color:var(--text)}
.hero::before{content:'';position:absolute;inset:0;background:rgba(0,0,0,.55)}
.hero .content{position:relative;z-index:1;padding:3rem 1rem}
.hero h1{font-size:clamp(1.8rem,4vw,3rem);margin:0 0 .6rem}
.hero p{color:var(--muted);max-width:60ch;margin:0 auto 1.4rem}
.cta-row{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}

/* Sections */
.section{padding:2.5rem 0}
.card{background:var(--card);border-radius:14px;padding:1.4rem;border:1px solid #3a3a3a}
.card h2,h3{color:var(--brand)}
.grid{display:grid;gap:1.2rem}
@media(min-width:860px){.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:repeat(3,1fr)}}
.kpi{padding:1rem;border-radius:12px;background:#252525;border:1px solid #333;text-align:center}
.kpi b{font-size:1.6rem;color:var(--brand)}

/* Footer */
footer{border-top:1px solid #333;padding:2rem 0;color:var(--muted)}
footer a{color:var(--brand)}
footer a:hover{text-decoration:underline}

/* WhatsApp FAB */
.wa-fab{position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:999px;background:var(--whatsapp);display:grid;place-items:center;box-shadow:0 0 10px rgba(255,255,255,0.3),0 10px 25px rgba(0,0,0,.5);z-index:60;border:2px solid #fff}
.wa-fab svg{width:28px;height:28px;fill:#fff}

/* Utilities */
.muted{color:var(--muted)}
.phone-mail{display:flex;flex-direction:column;gap:.25rem;margin-top:.6rem;align-items:center}
@media(min-width:600px){.phone-mail{flex-direction:row;gap:1rem}}