:root{
  --bg:#0b0b0d;
  --card:#121215;
  --muted:#9aa0a6;
  --accent:#7bed9f;
  --accent-2:#ffd54a;
  --glass:rgba(255,255,255,0.04);
  --max:1100px;
  font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*{
  box-sizing:border-box;
}

html,body{
  margin:0;
  padding:0;
  min-height:100%;
  background:linear-gradient(180deg,#050507 0%,#0b0b0d 100%);
  color:#e8eef0;
}

a{
  color:var(--accent);
  text-decoration:none;
}

.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding:28px;
}

/* HEADER */

header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:10px 0;
  flex-wrap:wrap;
  gap:16px;
}

.logo{
  display:flex;
  align-items:center;
  gap:10px;
}

.logo-mark{
  width:46px;
  height:46px;
  border-radius:10px;
    display:flex;
  align-items:center;
  justify-content:center;
  font-weight:700;
  background:linear-gradient(135deg, #7AEC9E, #2F9E5F);
  color:#0b2e1a;
}

.subtitle{
  font-size:13px;
  color:var(--muted);
  margin-top:2px;
}

nav{
  display:flex;
  gap:18px;
  flex-wrap:wrap;
}

/* BUTTONS */

.btn{
  background:var(--accent);
  color:#04110a;
  padding:10px 16px;
  border-radius:8px;
  font-weight:600;
  display:inline-block;
}

.btn-outline{
  padding:10px 16px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,0.08);
  color:#e8eef0;
}

/* HERO */

.hero{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
  align-items:center;
  padding:48px 0;
}

.hero-content h1{
  font-size:28px;
  margin:0 0 10px;
}

.lead{
  color:var(--muted);
  line-height:1.5;
  margin-bottom:18px;
}

.cta-row{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

.hero-visual{
  min-height:260px;
  border-radius:12px;
  overflow:hidden;
  background:linear-gradient(135deg,rgba(255,255,255,0.03),rgba(0,0,0,0.2));
}

.mock{
  width:100%;
  height:100%;
  background-image:url("https://images.unsplash.com/photo-1509395176047-4a66953fd231?q=80&w=1600&auto=format&fit=crop");
  background-size:cover;
  background-position:center;
  filter:grayscale(.05) saturate(1.1) brightness(.65);
}

/* SECTIONS */

section{
  padding:36px 0;
  border-top:1px solid rgba(255,255,255,0.03);
}

h2{
  margin:0 0 14px;
  font-size:20px;
}

/* SERVICES */

.services{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

.card{
  background:var(--card);
  padding:14px;
  border-radius:10px;
}

/* DIFFERENTIALS */

.diffs{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.diff{
  background:var(--glass);
  padding:12px;
  border-radius:8px;
  min-width:180px;
}

/* GALLERY */

.gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:8px;
}

.gallery img{
  width:100%;
  height:160px;
  object-fit:cover;
  border-radius:8px;
  display:block;
}

/* CONTACT */

.contact-grid{
  display:grid;
  grid-template-columns:1fr 360px;
  gap:18px;
}

label{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:6px;
}

input,
textarea{
  width:100%;
  padding:10px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,0.06);
  background:transparent;
  color:inherit;
  margin-bottom:10px;
}

/* FOOTER */

footer{
  padding:22px 0;
  font-size:13px;
  color:var(--muted);
}

/* WHATSAPP */

.whatsapp{
  position:fixed;
  right:18px;
  bottom:18px;
  background:#25D366;
  color:#03150b;
  padding:14px 16px;
  border-radius:999px;
  font-weight:700;
  box-shadow:0 10px 30px rgba(0,0,0,.35);
  z-index:999;
}

/* RESPONSIVE */

@media (max-width:900px){
  .hero{
    grid-template-columns:1fr;
  }

  .services{
    grid-template-columns:1fr;
  }

  .gallery{
    grid-template-columns:repeat(2,1fr);
  }

  .contact-grid{
    grid-template-columns:1fr;
  }
}

@media (max-width:520px){
  .hero-content h1{
    font-size:22px;
  }

  .logo-mark{
    width:40px;
    height:40px;
  }

  .gallery img{
    height:120px;
  }
}