/* styles.css - simple, modern styling */
:root{
  --bg: #fafafb;
  --white: #ffffff;
  --accent: #2b8a6a; /* green */
  --muted: #6b7280;
  --container: 1100px;
  --radius: 12px;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
}

*{box-sizing:border-box;}
body{
  margin:0;
  background:var(--bg);
  color:#111827;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
  font-size:16px;
}

/* Layout helpers */
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:1.25rem;
}

/* Header */
.site-header{
  background:linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,255,255,0.85));
  position:sticky;
  top:0;
  z-index:40;
  border-bottom:1px solid rgba(15,23,42,0.04);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:1rem;
  padding:0.6rem 0;
}
.logo img{height:44px;}

.main-nav{
  margin-left:2rem;
  display:flex;
  gap:1rem;
  align-items:center;
  flex:1;
}
.main-nav a{
  text-decoration:none;
  color:var(--muted);
  font-weight:500;
}
.cta{
  text-decoration:none;
  background:var(--accent);
  color:white;
  padding:0.5rem 0.9rem;
  border-radius:8px;
  font-weight:600;
}
.nav-toggle{
  display:none;
  background:transparent;
  border:0;
  font-size:1.25rem;
}

/* Hero */
.hero{
  padding:3.25rem 0;
  background: linear-gradient(90deg, rgba(43,138,106,0.06), rgba(255,255,255,0));
}
.hero-grid{
  display:grid;
  grid-template-columns: 1fr 480px;
  gap:2rem;
  align-items:center;
}
.hero-text h1{
  margin:0 0 0.5rem;
  font-size:2rem;
  line-height:1.05;
}
.hero-text p{color:var(--muted);margin-bottom:1rem;}
.hero-actions .btn{margin-right:0.5rem;}
.hero-image img{
  width:100%;
  border-radius:14px;
  box-shadow:0 10px 30px rgba(2,6,23,0.08);
}

/* Buttons */
.btn{
  display:inline-block;
  padding:0.55rem 0.9rem;
  border-radius:10px;
  text-decoration:none;
  font-weight:600;
}
.btn.primary{background:var(--accent); color:white;}
.btn.ghost{background:transparent; border:1px solid rgba(15,23,42,0.06); color:var(--muted);}

/* Sections */
.section{padding:2.25rem 0;}
.section-title{font-size:1.35rem;margin-bottom:1rem;}

/* About split */
.split{display:grid;grid-template-columns:1fr 420px;gap:2rem;align-items:center;}
.split img{width:100%;border-radius:12px;}

/* Products cards */
.cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1rem;
}
.card{
  background:var(--white);
  border-radius:12px;
  padding:1rem;
  box-shadow:0 6px 18px rgba(2,6,23,0.04);
  text-align:center;
}
.card img{width:100%;height:160px;object-fit:cover;border-radius:8px;margin-bottom:0.75rem;}
.card h3{margin:0.4rem 0;color:#0f172a;}
.card p{color:var(--muted);font-size:0.95rem;}

/* Certificates */
.cert-grid{display:flex;gap:1rem;align-items:center;}
.cert-card{
  background:var(--white);
  padding:1rem;
  border-radius:10px;
  min-width:160px;
  text-align:center;
  box-shadow:0 6px 18px rgba(2,6,23,0.04);
}
.cert-card img{height:48px;object-fit:contain;display:block;margin:0 auto 0.5rem;}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 360px;gap:2rem;align-items:start;}
.contact-form input, .contact-form textarea{
  width:100%;
  padding:0.7rem;
  border-radius:8px;
  border:1px solid rgba(15,23,42,0.06);
  margin-bottom:0.75rem;
  font-size:0.95rem;
}
.form-row{display:flex;gap:0.5rem;}
.form-row input{flex:1;}
.contact-info p{color:var(--muted)}
.map-placeholder{
  height:180px;
  background:linear-gradient(180deg, #f3f6f4, #eef7f0);
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--muted);
  margin-top:0.75rem;
}

/* Footer */
.site-footer{
  background:#0f172a;
  color:rgba(255,255,255,0.9);
  padding:1.4rem 0;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.footer-logo{height:36px;}
.site-footer a{color:rgba(255,255,255,0.8);text-decoration:none;margin-left:0.8rem;}





/* Responsive */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr; text-align:center;}
  .split{grid-template-columns:1fr;}
  .cards{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:1fr;}
  .main-nav{display:none; position:absolute; top:64px; left:0; right:0; background:white; padding:1rem; flex-direction:column;}
  .main-nav.open{display:flex;}
  .nav-toggle{display:block;}
}
@media (max-width:640px){
  .cards{grid-template-columns:1fr;}
  .hero-text h1{font-size:1.5rem;}
  .header-inner{gap:0.5rem;}
  .cta{display:none;}
}