:root{
  --bg:#0b0b0d; --text:#f7f7f7; --muted:#bdbdbf;
  --gold:#d4af37; --gold-2:#c39a21;
  --card:#121217; --stroke:#1f1f26; --accent:#11c76f;
  --shadow:0 20px 60px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Poppins,system-ui,-apple-system,Segoe UI,Roboto,Arial;color:var(--text);
  background:radial-gradient(1200px 600px at 80% -20%, rgba(212,175,55,.12), transparent 50%), var(--bg);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
a{color:inherit;text-decoration:none} img{max-width:100%;display:block}
.container{width:min(1200px,92%);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;border:0;padding:0;white-space:nowrap;clip-path:inset(50%);clip:rect(0 0 0 0);overflow:hidden}

/* HEADER */
.site-header{position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(10px);
  background:rgba(11,11,13,.72);border-bottom:1px solid var(--stroke);transition:background .25s, box-shadow .25s}
.site-header[data-scrolled="true"]{background:rgba(11,11,13,.9);box-shadow:0 8px 24px rgba(0,0,0,.25)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand-title{letter-spacing:.2px}
.logo-img{height:28px;width:auto;border-radius:6px;display:block}
.menu{display:flex;gap:22px;align-items:center}
.menu a{font-weight:500;color:var(--muted);transition:color .2s}
.menu a:hover{color:var(--text)}
.cta{padding:10px 16px;border-radius:999px;background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#111;font-weight:700;box-shadow:0 8px 24px rgba(212,175,55,.25)}
.mobile-toggle{display:none;border:1px solid var(--stroke);padding:10px 12px;border-radius:12px;background:#0e0e13;color:var(--text)}
.hamburger{width:20px;height:2px;background:var(--text);position:relative;display:block}
.hamburger::before,.hamburger::after{content:"";position:absolute;left:0;right:0;height:2px;background:var(--text)}
.hamburger::before{top:-6px}.hamburger::after{top:6px}
@media (max-width:900px){
  .menu{position:fixed;inset:60px 0 auto 0;background:rgba(11,11,13,.98);padding:18px 24px;display:none;flex-direction:column;gap:14px;border-bottom:1px solid var(--stroke)}
  .menu.open{display:flex} .mobile-toggle{display:inline-flex;align-items:center;gap:8px}
}

/* HERO */
.hero{padding:96px 0 56px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(28px,4vw,46px);line-height:1.1;margin:0}
.hero p{color:var(--muted);margin:14px 0 26px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{padding:12px 18px;border-radius:12px;border:1px solid var(--stroke);font-weight:600;transition:transform .08s, box-shadow .2s}
.btn:active{transform:translateY(1px)}
.btn.primary{border:none;background:linear-gradient(135deg,var(--gold),var(--gold-2));color:#111}
.tagline{display:inline-flex;gap:8px;align-items:center;padding:8px 12px;border:1px solid var(--stroke);border-radius:999px;color:var(--muted);font-size:14px}
.hero-card{background:linear-gradient(180deg,#141420,#0e0e13);border:1px solid var(--stroke);border-radius:18px;padding:22px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06), var(--shadow)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}
.hero-card small{color:var(--muted)}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--stroke);border-radius:999px;padding:6px 10px;color:var(--muted);font-size:13px}
.hero-photo{width:100%;height:240px;object-fit:cover;border-radius:14px;margin-bottom:12px;border:1px solid var(--stroke);filter:brightness(.96)}
@media (max-width:900px){.hero{grid-template-columns:1fr}}

/* SECTIONS */
section{padding:64px 0;border-top:1px solid var(--stroke)}
.section-title{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-title h2{margin:0;font-size:clamp(22px,3vw,34px)}
.section-title p{margin:0;color:var(--muted)}
.gold{color:var(--gold)}
.grid{display:grid;gap:18px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)} .grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.grid.cols-3{grid-template-columns:1fr} .grid.cols-4{grid-template-columns:1fr 1fr}}
.card{background:var(--card);border:1px solid var(--stroke);border-radius:16px;padding:22px;transition:transform .12s, box-shadow .2s, border-color .2s}
.card:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.35);border-color:#2a2a33}
.icon{height:42px;width:42px;border-radius:10px;background:linear-gradient(135deg,var(--gold),var(--gold-2));display:grid;place-items:center;color:#111;font-weight:900;box-shadow:0 10px 24px rgba(212,175,55,.25)}
.card h3{margin:12px 0 8px;font-size:18px} .card p{margin:0;color:var(--muted)}

.service-card{display:grid;grid-template-columns:88px 1fr;gap:16px;align-items:center}
.service-card img{height:72px;width:88px;object-fit:cover;border-radius:12px}

.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.project{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--stroke)}
.project img{height:220px;width:100%;object-fit:cover;filter:brightness(.9);transition:transform .4s}
.project:hover img{transform:scale(1.04)}
.overlay-caption{position:absolute;left:10px;bottom:10px;font-weight:600;background:rgba(0,0,0,.45);padding:6px 10px;border-radius:10px}
@media (max-width:900px){.projects{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.projects{grid-template-columns:1fr}}

.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.testimonial{padding:20px;border-radius:16px;border:1px solid var(--stroke);background:linear-gradient(180deg,#121218,#0e0e13)}
.testimonial .who{display:flex;gap:12px;align-items:center;margin-top:12px}
.avatar{height:40px;width:40px;border-radius:50%;background:linear-gradient(135deg,var(--gold),var(--gold-2))}
@media (max-width:900px){.testimonials{grid-template-columns:1fr}}

.cta-block{background:radial-gradient(800px 260px at 20% 0%, rgba(17,199,111,.2), transparent 50%), linear-gradient(120deg,#14141d,#0e0e13);border:1px solid var(--stroke);padding:26px;border-radius:18px;display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}
.cta-block p{color:var(--muted);margin:8px 0 0}
.cta-block .btn{background:var(--accent);color:#111;border:none}
@media (max-width:900px){.cta-block{grid-template-columns:1fr}}

form{display:grid;gap:12px}
input,textarea{background:#0d0d12;border:1px solid var(--stroke);border-radius:12px;padding:12px 14px;color:var(--text);font:inherit}
textarea{min-height:120px} .hint{color:var(--muted);font-size:14px}

footer{padding:40px 0;border-top:1px solid var(--stroke);color:var(--muted)}
.footgrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:18px}
.footgrid a{color:var(--muted)} .footgrid a:hover{color:var(--text)}
.copyright{margin-top:22px;border-top:1px solid var(--stroke);padding-top:16px;font-size:14px}
@media (max-width:900px){.footgrid{grid-template-columns:1fr}}
.spacer{height:18px}

.map-card{padding:0;overflow:hidden;border-radius:16px;border:1px solid var(--stroke)}
.contact-quick{display:flex;gap:12px;flex-wrap:wrap}

/* FAB WhatsApp */
.fab-whatsapp{position:fixed;right:20px;bottom:20px;z-index:60;height:56px;width:56px;border-radius:999px;display:grid;place-items:center;font-size:22px;background:linear-gradient(135deg,#25D366,#11c76f);color:#0b0b0d;border:none;box-shadow:0 10px 24px rgba(0,0,0,.35);transition:transform .12s, box-shadow .2s}
.fab-whatsapp:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,0,0,.4)}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}