:root{
  --bg: #ffffff;
  --surface: #fbfbfb;
  --muted: #6b7280;
  --accent: #0f766e; /* deep teal */
  --accent-2: #065f46;
  --text: #0f172a;
  --radius: 12px;
  --container: 1100px;
  --gap: 24px;
  --max-width-card: 520px;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  line-height:1.5;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:32px 20px;
}

/* header */
.site-header{
  border-bottom:1px solid rgba(15,23,42,0.05);
  background:transparent;
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter: blur(4px);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}

/* logo */
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo-object, .logo-img{width:140px;height:auto;display:block}
.sr-only{position:absolute;left:-9999px}

/* nav */
.nav{display:flex;gap:18px;align-items:center}
.nav a{color:var(--text);text-decoration:none;font-weight:500}
.btn-outline{padding:8px 12px;border-radius:10px;border:1px solid rgba(15,23,42,0.06)}
.btn-primary{background:var(--accent);color:#fff;padding:10px 16px;border-radius:12px;text-decoration:none;display:inline-block;font-weight:600}
.btn-ghost{background:transparent;border:none;padding:8px 12px}
.nav-toggle{display:none;background:none;border:none;font-size:20px}

/* hero */
.hero{
  padding:64px 0;
  background:linear-gradient(180deg, rgba(15,118,110,0.04), transparent 60%);
}
.hero-inner{max-width:900px}
.hero-title{font-size:clamp(28px,4vw,40px);margin:0 0 12px}
.hero-sub{color:var(--muted);margin:0 0 20px}
.hero-cta{display:flex;gap:12px;align-items:center}

/* sections */
.section-title{font-size:20px;margin:0 0 16px}
.lede{color:var(--muted);margin:8px 0 24px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.card{background:var(--surface);border-radius:12px;padding:18px;box-shadow:0 6px 14px rgba(11,22,33,0.03);min-height:120px}
.center{text-align:center}
.link-more{color:var(--accent);text-decoration:none;font-weight:600}

/* testimonials */
.quote-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.quote{background:linear-gradient(180deg,#fff,#fbfdfc);padding:18px;border-radius:10px;border-left:4px solid var(--accent);margin:0}
.quote cite{display:block;margin-top:12px;color:var(--muted);font-size:14px}

/* about */
.bio-grid{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:center}
.photo-placeholder{width:220px;height:220px;border-radius:12px;background:linear-gradient(180deg,#f8fafc,#fff);display:flex;align-items:center;justify-content:center;color:var(--muted);font-weight:600;border:1px solid rgba(15,23,42,0.04)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 320px;gap:24px}
.contact-form label{display:block;margin-bottom:12px}
.contact-form input, .contact-form textarea{
  width:100%;padding:10px;border-radius:10px;border:1px solid rgba(15,23,42,0.06);
}

/* footer */
.site-footer{border-top:1px solid rgba(15,23,42,0.04);padding:28px 0;margin-top:48px}
.footer-inner{display:flex;justify-content:space-between;align-items:center;gap:20px}
.muted{color:var(--muted)}
.small{font-size:13px}

/* layout tweaks */
@media (max-width:900px){
  .grid-2{grid-template-columns:1fr}
  .quote-row{grid-template-columns:1fr}
  .bio-grid{grid-template-columns:1fr;grid-template-rows:auto auto}
  .contact-grid{grid-template-columns:1fr}
  .nav{display:none}
  .nav-toggle{display:block}
}

/* small helpers */
a{color:inherit}