:root{
--brand:#0ea5a5; --brand-600:#0a8c8c; --ink:#0f172a; --ink-600:#334155; --muted:#64748b; --bg:#ffffff; --bg-soft:#f8fafc; --radius:16px; --shadow:0 10px 30px rgba(2,8,23,.08)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial; color:var(--ink); background:var(--bg)}
img{max-width:100%; display:block}
a{color:inherit; text-decoration:none}
.container{width:min(1150px,92vw); margin-inline:auto}


/* Header */
header{position:sticky; top:0; z-index:50; backdrop-filter:saturate(180%) blur(10px); background-color:rgba(255,255,255,.7); border-bottom:1px solid #e5e7eb}
.nav{display:flex; align-items:center; justify-content:space-between; padding:12px 0}
.logo{display:flex; align-items:center; gap:10px; font-weight:800}
.logo-mark{width:36px; height:36px; border-radius:12px; background:radial-gradient(120px 80px at 30% 20%, #1fd4d4, var(--brand)); box-shadow:0 8px 18px rgba(14,165,165,.35)}
.nav-links{display:flex; gap:18px; align-items:center}
.nav-links a{font-weight:600; color:var(--ink-600)}
.mobile-toggle{display:none; background:transparent; border:none; padding:8px}
.mobile-toggle svg{width:26px; height:26px}


/* Buttons */
.btn{display:inline-flex; align-items:center; gap:8px; padding:10px 14px; border-radius:12px; font-weight:700; border:1px solid #e2e8f0; background:#fff; transition:.2s ease; cursor:pointer}
.btn:hover{background:#f1f5f9}
.btn-primary{background:var(--brand); color:#fff; border-color:transparent}
.btn-primary:hover{background:var(--brand-600)}


/* Sections */
section{padding:64px 0}
.section-head{display:flex; align-items:end; justify-content:space-between; gap:20px; margin-bottom:20px}
.section-title{font-size:clamp(24px,3.2vw,36px); margin:0}
.lead{font-size:clamp(15px,2vw,18px); color:var(--muted)}
.grid{display:grid; gap:18px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff; border:1px solid #e5e7eb; border-radius:var(--radius); padding:18px; box-shadow:var(--shadow)}
.pill{display:inline-flex; align-items:center; gap:8px; padding:6px 10px; background:var(--bg-soft); border:1px solid #e5e7eb; border-radius:999px; font-size:12px}
.hero{padding:84px 0 28px}
.hero h1{font-size:clamp(30px,4.8vw,52px); margin:0 0 10px}
.hero-sub{display:grid; grid-template-columns: 1.25fr 1fr; gap:24px; align-items:center}
.hero-img{border-radius:18px; overflow:hidden}


/* Doctor cards */
.doc-card img{border-radius:12px; height:180px; width:100%; object-fit:cover}
.doc-card h4{margin:10px 0 4px}


/* Blog cards */
.blog-card img{border-radius:12px; height:150px; width:100%; object-fit:cover}


/* Testimonials */
.quote{display:flex; gap:14px; padding:16px; border:1px solid #e5e7eb; border-radius:14px; background:#fff}
.avatar{width:44px; height:44px; border-radius:50%; background:linear-gradient(135deg,#e2e8f0,#fff); display:grid; place-items:center; font-weight:800}


/* Footer */
footer{padding:36px 0; background:#0b1220; color:#e2e8f0}
.footer-grid{display:grid; grid-template-columns:1.2fr 1fr 1fr; gap:24px}
.footer-grid a{color:#cbd5e1}
.copyright{margin-top:12px; color:#94a3b8}


/* Forms */
.field{display:flex; flex-direction:column; gap:8px}
.input, textarea, select{border:1px solid #e2e8f0; border-radius:12px; padding:12px 14px; font:inherit; outline:none}
.input:focus, textarea:focus, select:focus{border-color:var(--brand); box-shadow:0 0 0 4px rgba(14,165,165,.25)}


/* Responsive */
@media (max-width: 1024px){.hero-sub{grid-template-columns:1fr}}
@media (max-width: 960px){.grid-3{grid-template-columns:1fr 1fr} .grid-2{grid-template-columns:1fr} .footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width: 720px){.nav-links{display:none} .mobile-toggle{display:inline-grid; place-items:center} .footer-grid{grid-template-columns:1fr}}