:root{--brand:#0b3d2e;--accent:#f04d23;--light:#f8fafc;--muted:#6b7280}
body{margin:0;font-family:system-ui,Arial,sans-serif;line-height:1.6;color:#1f2937;background:#fff}
h1,h2,h3,h4{margin:0 0 .5em}
.container{width:min(1100px,92%);margin:auto}
header{background:#fff;border-bottom:1px solid #eee;position:sticky;top:0;z-index:50}
.nav{display:flex;justify-content:space-between;align-items:center;padding:14px 0}
.nav a{margin-left:16px;font-weight:600;text-decoration:none;color:#1f2937}
.cta{background:var(--accent);color:#fff;padding:10px 16px;border-radius:10px}
.hero{padding:60px 0;text-align:center}
.hero h2{font-size:36px}
.columns{display:grid;gap:16px;margin-top:30px}
@media(min-width:700px){.columns{grid-template-columns:repeat(3,1fr)}}
.col-btn{display:block;padding:20px;border-radius:12px;border:1px solid #eee;background:#fff;font-weight:700;text-align:center;text-decoration:none;box-shadow:0 2px 6px rgba(0,0,0,.05)}
.col-btn img{max-height:140px;object-fit:cover;width:100%;border-radius:8px;margin-bottom:10px}
.col-btn:hover{background:var(--light)}
.section{padding:60px 0;text-align:center}
.services{display:grid;gap:16px;margin-top:20px}
@media(min-width:700px){.services{grid-template-columns:repeat(3,1fr)}}
.card{padding:20px;border:1px solid #eee;border-radius:12px;background:#fff}
.gallery{display:grid;gap:12px;margin-top:20px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.gallery img{max-height:220px;object-fit:cover;width:100%;border-radius:8px}
.testimonials{display:grid;gap:16px;margin-top:30px}
.testimonial{background:#0b3d2e;color:#fff;padding:20px;border-radius:12px}
form{display:grid;gap:12px;margin-top:20px;max-width:500px;margin-inline:auto}
input,textarea{padding:12px;border-radius:8px;border:1px solid #ccc}
button[type=submit]{background:var(--accent);color:#fff;border:0;padding:14px;border-radius:10px;font-weight:700;cursor:pointer}
footer{background:#0b3d2e;color:#fff;padding:30px 0;margin-top:40px;text-align:center}
footer a{color:#fff;text-decoration:underline}
/* floating button */
.floating{position:fixed;bottom:20px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:10px}
.floating a{background:var(--accent);color:#fff;padding:14px 20px;border-radius:50px;font-weight:700;text-decoration:none;box-shadow:0 2px 6px rgba(0,0,0,.3)}
@media(min-width:800px){.floating{display:none}}


/* Ensure gallery images are uniform and centered */
.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  margin: 0 auto;
}


/* Excavation page columns fix */
.columns {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}
.columns .col {
  flex: 1;
  text-align: center;
}
.columns .col img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  margin-bottom: 1rem;
}
@media (max-width: 768px) {
  .columns {
    flex-direction: column;
  }
}