:root{
  --brand-teal:#19A5AA;
  --brand-gold:#C9A646;
  --brand-dark:#0D1B2A;
  --text:#203040;
  --muted:#6b7a90;
  --light:#f7f9fb;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;color:var(--text);background:#fff;scroll-behavior:smooth}
img{max-width:100%;display:block;height:auto}
.container{width:min(1200px,92%);margin:0 auto}
.header{
  position:sticky;top:0;z-index:50;background:white;border-bottom:1px solid #eef2f7;
  backdrop-filter:saturate(180%) blur(10px)
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.6rem 0}
.brand{display:flex;gap:.6rem;align-items:center;font-weight:700;color:var(--brand-dark);text-decoration:none}
.brand img{width:40px;height:40px;border-radius:50%}
.nav a{color:var(--text);text-decoration:none;margin:0 .6rem;font-weight:600}
.nav a.btn{background:var(--brand-teal);color:#fff;padding:.55rem .9rem;border-radius:999px}
.nav-toggle{display:none}
@media (max-width:820px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid #eef2f7;padding:1rem}
  .nav-links a{display:block;margin:.5rem 0}
  .nav-toggle{display:block;background:transparent;border:0;font-size:1.4rem}
}
.hero{
  background:linear-gradient( to bottom, rgba(0,0,0,.35), rgba(0,0,0,.55) ), url('assets/doctor_portrait.jpg') center/cover no-repeat;
  color:#fff;padding:90px 0 110px
}
.hero h1{font-size:clamp(28px,5vw,48px);margin:0 0 .4rem;font-weight:800;letter-spacing:.2px}
.hero p{font-size:clamp(16px,2.4vw,20px);opacity:.95;max-width:800px}
.cta{margin-top:1rem;display:flex;gap:.75rem;flex-wrap:wrap}
.btn{border:0;border-radius:14px;padding:.9rem 1.2rem;font-weight:700;cursor:pointer}
.btn-primary{background:var(--brand-teal);color:#fff}
.btn-outline{background:transparent;color:#fff;border:2px solid #fff}

.section{padding:70px 0}
.section h2{font-size:clamp(26px,4vw,36px);margin:0 0 12px}
.lead{color:var(--muted);max-width:800px}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid-3{grid-template-columns:1fr}}

.card{background:#fff;border:1px solid #ecf0f4;border-radius:18px;overflow:hidden;box-shadow:0 4px 16px rgba(13,27,42,.06)}
.card .p{padding:14px}
.badge{display:inline-block;background:var(--brand-gold);color:#fff;border-radius:999px;padding:.25rem .6rem;font-size:.8rem;font-weight:700}

.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
.feature{background:var(--light);border-radius:18px;padding:18px;border:1px solid #ecf0f4}
@media (max-width:900px){.features{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.features{grid-template-columns:1fr}}

.split{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr}}

.social-embeds iframe{width:100%;min-height:480px;border:0;overflow:hidden}
.social-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:900px){.social-row{grid-template-columns:1fr}}

.contact form{
  display:grid;gap:12px;grid-template-columns:1fr 1fr
}
.contact form input,.contact form textarea, .contact form select{
  padding:12px 14px;border:1px solid #dfe6ee;border-radius:12px;font-size:16px;width:100%
}
.contact form textarea{min-height:130px;grid-column:1/-1;resize:vertical}
.contact form button{grid-column:1/-1}
.map{height:360px;border:0;width:100%;border-radius:18px}
.footer{background:#0f1115;color:#b7c0d1;padding:36px 0;margin-top:40px}
.footer a{color:#e0e7ff;text-decoration:none}

.float-whatsapp{
  position:fixed;right:18px;bottom:18px;background:#25D366;color:#fff;border-radius:999px;padding:14px 16px;
  display:flex;align-items:center;gap:10px;font-weight:800;box-shadow:0 10px 30px rgba(0,0,0,.25);z-index:60
}
.float-whatsapp svg{width:22px;height:22px;fill:#fff}