*{box-sizing:border-box}
html,body{margin:0;padding:0;color:#004B9B;font-family:Lato,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6}
:root{--bg:#fff;--muted:#5a78a8;--brand:#004B9B;--brand-2:#003370;--card:#f6f8fb;--border:#e6e9f2}

.container{width:min(1120px,92%);margin:0 auto}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.two-col{display:grid;grid-template-columns:1.2fr 1fr;gap:24px}
@media(max-width:900px){.grid-4{grid-template-columns:1fr 1fr}.grid-3,.two-col{grid-template-columns:1fr}}
h1,h2,h3{color:var(--brand);margin:0 0 10px;line-height:1.2}
h1{font-size:clamp(28px,3.4vw,44px)}h2{font-size:clamp(22px,2.4vw,32px)}h3{font-size:clamp(18px,2vw,22px)}
.small{font-size:12px}.muted{color:var(--muted)}.hidden{display:none}.sr-only{position:absolute;left:-9999px}

.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:12px;top:12px;width:auto;height:auto;background:#000;color:#fff;padding:8px 10px;border-radius:6px;z-index:1000}

/* Header */
.site-header{position:sticky;top:0;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:50}
.header-outer{display:flex;flex-direction:column;align-items:center;padding:8px 0 4px;gap:10px}
.brand.centered{text-align:center}
.brand.centered .logo{display:block;max-height:187px;margin:0 auto 6px}

/* Menu */
.menu{display:flex;gap:32px;list-style:none;padding:0;margin:0;flex-wrap:nowrap;position:relative;z-index:30;justify-content:center}
.menu a{color:var(--brand);text-decoration:none;font-weight:400;letter-spacing:.2px;position:relative;padding-bottom:10px;font-size:1.2rem}
.menu a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:4px;background:var(--brand);transition:width 180ms ease;border-radius:2px}
.menu a:hover::after,.menu a:focus::after,.menu .active>a::after{width:100%}
.menu-item{position:relative}

/* Dropdown */
.menu .dropdown{display:none;position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--border);border-radius:10px;padding:8px 0;min-width:220px;box-shadow:0 8px 24px rgba(0,0,0,.08)}
.menu .dropdown.long{max-height:320px;overflow:auto;min-width:320px}
.menu .dropdown li{list-style:none;margin:0;padding:0}
.menu .dropdown a{display:block;padding:8px 12px;font-weight:400}
.menu .dropdown a:hover{background:#f3f6fb}

@media(hover:hover) and (pointer:fine){.menu.has-dropdowns>.menu-item:hover>.dropdown{display:block}}

/* Mobile nav */
.nav-toggle{display:none}
@media(max-width:840px){
  .nav-toggle{display:inline-flex;background:transparent;border:1px solid var(--border);padding:8px 12px;border-radius:8px;color:var(--brand)}
  .menu{display:none;flex-direction:column;align-items:stretch;gap:6px;width:min(560px,92vw);background:#fff;border:1px solid var(--border);border-radius:12px;padding:10px;flex-wrap:wrap}
  .menu.open{display:flex}
  .menu .dropdown{position:static;border:none;box-shadow:none;padding:4px 0 8px}
  .menu .menu-item.open>.dropdown{display:block}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;padding:12px 18px;border-radius:999px;font-weight:700;border:1px solid transparent}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-2)}
.btn-secondary{background:#fff;border-color:var(--border);color:var(--brand)}
.btn-secondary:hover{border-color:var(--brand);color:var(--brand-2)}

/* Sections */
.hero{padding:64px 0 16px;border-bottom:1px solid var(--border)}
.hero-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:center}
.hero .placeholder{height:280px;background:repeating-linear-gradient(45deg,#f0f3f8,#f0f3f8 10px,#e9eef6 10px,#e9eef6 20px);border:1px dashed var(--border);border-radius:16px}
@media(max-width:900px){.hero-inner{grid-template-columns:1fr}}

.quick-tiles{padding:18px 0 8px}
.tile{background:var(--card);padding:16px;border-radius:16px;border:1px solid var(--border);color:var(--brand);text-decoration:none}
.tile:hover{border-color:var(--brand)}

.about,.departments,.physicians,.booking,.contact{padding:38px 0}
.cards .card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px;color:var(--brand)}
.values{display:flex;flex-wrap:wrap;gap:10px;padding-left:18px}

/* Placeholders */
.placeholder,.photo-card,.map{background:repeating-linear-gradient(45deg,#f0f3f8,#f0f3f8 10px,#e9eef6 10px,#e9eef6 20px);border:1px dashed var(--border);border-radius:16px}
.photo-card{min-height:220px}.map{min-height:260px}

/* Forms */
.form-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px;color:var(--brand)}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:10px}
input,select,textarea{padding:10px 12px;border-radius:12px;border:1px solid var(--border);font:inherit;color:var(--brand)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(0,75,155,.12)}

/* Booking form enhancements */
.fieldset{border:1px solid var(--border);border-radius:12px;padding:14px;margin:12px 0}
.fieldset>legend{padding:0 6px;font-weight:700}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:900px){.grid-3{grid-template-columns:1fr}}
.label{display:inline-block;margin-bottom:6px;font-weight:700}
.choice-row{display:flex;gap:18px;flex-wrap:wrap}
.choice input{margin-right:6px}

/* Footer */
.site-footer{border-top:1px solid var(--border);padding:22px 0}
.footer-inner{display:flex;align-items:center;justify-content:space-between}
@media(max-width:700px){.footer-inner{flex-direction:column;gap:6px}}


/* --- Anchor offset so sticky header doesn't crop section titles --- */
:root { --anchor-offset: 260px; }          /* adjust if header height changes */
html { scroll-behavior: smooth; }
section[id], main [id] { scroll-margin-top: var(--anchor-offset); }

@media (max-width: 840px) {
  :root { --anchor-offset: 300px; }        /* header is taller on mobile */
}
