:root{
  --teal:#1b4a9b;
  --teal-dark:#143a7c;
  --teal-soft:#e8f0fb;
  --blue:#2ba7dd;
  --blue-soft:#e5f4fc;
  --bg:#ffffff;
  --bg-alt:#f6fafc;
  --text:#233044;
  --muted:#5f7186;
  --border:#e4ecf2;
  --radius:14px;
  --shadow:0 4px 20px rgba(20,60,90,.07);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
.skip-link{position:fixed;left:12px;top:12px;z-index:1000;padding:10px 16px;background:#fff;color:var(--navy);border:2px solid var(--teal);border-radius:8px;transform:translateY(-160%);transition:transform .2s}
.skip-link:focus{transform:translateY(0)}
:where(a,button,[tabindex]):focus-visible{outline:3px solid #f59e0b;outline-offset:3px}
.menu-toggle{min-width:44px;min-height:44px}
body{
  font-family:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1160px;margin:0 auto;padding:0 22px}
.btn{
  display:inline-block;background:var(--teal);color:#fff;padding:12px 26px;
  border-radius:999px;font-weight:700;border:none;cursor:pointer;transition:.2s;font-size:.98rem
}
.btn:hover{background:var(--teal-dark);transform:translateY(-1px)}
.btn.blue{background:var(--blue)}
.btn.blue:hover{filter:brightness(1.1)}
.btn.ghost{background:#fff;color:var(--teal);border:1.5px solid var(--teal)}
.btn.light{background:#fff;color:var(--teal-dark)}

/* Topbar */
.topbar{background:var(--bg-alt);border-bottom:1px solid var(--border);font-size:.85rem;padding:7px 0;color:var(--muted)}
.topbar .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.topbar a{color:var(--teal-dark);font-weight:700}

/* Header */
header.site{
  background:#fff;border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:100;box-shadow:0 1px 10px rgba(20,60,90,.04);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px;gap:18px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo .mark{
  width:46px;height:46px;border-radius:50%;
  background:linear-gradient(135deg,var(--teal),var(--blue));
  display:grid;place-items:center;color:#fff;font-size:1.3rem;font-weight:800
}
.logo .txt b{display:block;font-size:1.16rem;color:var(--teal-dark);line-height:1.2}
.logo .txt span{font-size:.75rem;color:var(--muted);font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;gap:24px;align-items:center}
.nav-links a{color:var(--text);font-weight:600;font-size:.95rem;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--teal)}
.menu-toggle{display:none;font-size:1.7rem;background:none;border:none;color:var(--teal-dark);cursor:pointer}

/* Hero */
.hero{
  background:linear-gradient(115deg,var(--blue-soft) 0%,var(--teal-soft) 60%,#f2fbf9 100%);
  padding:64px 0 80px;position:relative;overflow:hidden
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;background:#fff;
  border:1px solid var(--border);color:var(--teal-dark);
  padding:7px 18px;border-radius:30px;font-size:.85rem;font-weight:700;margin-bottom:18px;box-shadow:var(--shadow)
}
.hero h1{font-size:2.55rem;font-weight:800;line-height:1.22;margin-bottom:16px;color:#17324c}
.hero h1 .hl{color:var(--teal)}
.hero p.lead{font-size:1.1rem;color:var(--muted);margin-bottom:28px;max-width:540px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-photo{
  border-radius:24px;overflow:hidden;background:#fff;box-shadow:var(--shadow);
  border:1px solid var(--border);text-align:center;padding:34px 26px
}
.hero-photo .avatar{
  width:150px;height:150px;margin:0 auto 16px;border-radius:50%;
  background:linear-gradient(135deg,var(--teal-soft),var(--blue-soft));
  display:grid;place-items:center;font-size:4rem;border:5px solid #fff;box-shadow:0 6px 18px rgba(13,148,136,.2)
}
.hero-photo h3{font-size:1.32rem;color:#17324c;margin-bottom:4px}
.hero-photo .role{color:var(--teal-dark);font-size:.9rem;font-weight:700;margin-bottom:14px}
.hero-photo p{color:var(--muted);font-size:.92rem}

/* Quick actions (Vinmec-style band) */
.quick{margin-top:-44px;position:relative;z-index:5}
.quick .grid{gap:18px}
.quick .qa{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;display:flex;gap:16px;align-items:flex-start;box-shadow:var(--shadow);transition:transform .2s
}
.quick .qa:hover{transform:translateY(-3px)}
.quick .ico{
  width:48px;height:48px;border-radius:50%;background:var(--teal-soft);
  display:grid;place-items:center;font-size:1.4rem;flex-shrink:0
}
.quick h4{color:#17324c;margin-bottom:3px}
.quick p{color:var(--muted);font-size:.88rem}

/* Sections */
section{padding:64px 0}
.section-head{text-align:center;margin-bottom:42px}
.section-head h2{font-size:2rem;color:#17324c}
.section-head h2 .accent{color:var(--teal)}
.section-head p{color:var(--muted);margin-top:10px;max-width:640px;margin-left:auto;margin-right:auto}
.section-head .underline{width:64px;height:4px;border-radius:4px;background:var(--teal);margin:14px auto 0}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:1fr 1fr}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .2s}
.card:hover{transform:translateY(-4px)}

/* Why choose (photo + 2x2) */
.why{background:var(--bg-alt)}
.why-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}
.why-photo{
  border-radius:24px;background:linear-gradient(160deg,var(--blue-soft),var(--teal-soft));
  min-height:420px;display:grid;place-items:center;font-size:7rem;border:1px solid var(--border)
}
.why-item h3{color:var(--teal-dark);font-size:1.05rem;margin:10px 0 6px;display:flex;gap:10px;align-items:center}
.why-item .ic{font-size:1.5rem}
.why-item p{color:var(--muted);font-size:.92rem}

/* Topics */
.topic-card{text-align:center;padding:30px 20px}
.topic-card .ico{
  width:64px;height:64px;margin:0 auto 14px;border-radius:50%;
  background:var(--teal-soft);display:grid;place-items:center;font-size:1.9rem
}
.topic-card h3{color:#17324c;font-size:1.05rem;margin-bottom:6px}
.topic-card p{color:var(--muted);font-size:.88rem}

/* Articles */
.post-card{padding:0;overflow:hidden}
.post-card .thumb{height:150px;background:linear-gradient(135deg,var(--blue-soft),var(--teal-soft));display:grid;place-items:center;font-size:2.6rem}
.post-card .body{padding:20px 22px}
.post-card .cat{display:inline-block;background:var(--teal-soft);color:var(--teal-dark);font-size:.74rem;font-weight:800;padding:4px 12px;border-radius:20px;margin-bottom:10px;letter-spacing:.04em}
.post-card h3{font-size:1.08rem;margin-bottom:8px;color:#17324c;line-height:1.4}
.post-card p{color:var(--muted);font-size:.9rem;margin-bottom:12px}
.post-card .date{color:var(--muted);font-size:.8rem}

/* Testimonials */
.testi{position:relative;background:#fff}
.testi .quote{font-size:2.2rem;color:var(--teal);line-height:1;margin-bottom:8px}
.testi p{color:#41546e;font-size:.92rem;font-style:italic;margin-bottom:14px}
.testi .who{font-weight:800;color:#17324c;font-size:.9rem}
.testi .where{color:var(--muted);font-size:.8rem}

/* Video */
.video-card{aspect-ratio:16/9;border-radius:var(--radius);overflow:hidden;background:linear-gradient(135deg,#17324c,var(--teal-dark));position:relative;display:grid;place-items:center;color:#fff}
.video-card iframe{width:100%;height:100%;border:0}

/* CTA band */
.cta-band{
  background:linear-gradient(115deg,var(--teal) 0%,var(--blue) 100%);color:#fff;
  border-radius:24px;padding:50px 46px;display:flex;justify-content:space-between;
  align-items:center;gap:26px;flex-wrap:wrap
}
.cta-band h2{font-size:1.75rem;margin-bottom:8px}
.cta-band p{opacity:.93}
.cta-band .actions{display:flex;gap:12px;flex-wrap:wrap}

/* Footer */
footer.site{background:#12293e;color:#b9cbdd;padding:52px 0 26px;margin-top:24px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:30px}
footer.site h4{color:#fff;margin-bottom:14px;font-size:1rem}
footer.site a,footer.site .line{color:#9fb6cc;display:block;margin-bottom:8px;font-size:.92rem}
footer.site a:hover{color:#7fd8cf}
.foot-bottom{border-top:1px solid #23405c;padding-top:20px;text-align:center;font-size:.83rem;color:#7791ab}
.disclaimer{background:#0d2033;border-radius:10px;padding:12px 16px;font-size:.82rem;color:#87a2bd;margin-bottom:20px}

@media(max-width:920px){
  .hero-grid,.why-grid{grid-template-columns:1fr}
  .hero-photo{width:100%;max-width:420px;margin:0 auto}
  .grid-3,.grid-4{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:2rem}
  .why-photo{min-height:260px}
}
@media(max-width:920px){
  .nav-links{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;padding:18px 22px;border-bottom:1px solid var(--border);gap:16px;box-shadow:0 10px 24px rgba(20,60,90,.1)}
  .nav-links.open{display:flex}
  .menu-toggle{display:block}
}
@media(max-width:600px){
  html,body{max-width:100%;overflow-x:hidden}
  .container{padding-left:18px;padding-right:18px;min-width:0}
  .topbar .container{flex-direction:column;gap:3px}
  .nav{gap:8px}
  .logo{gap:8px;min-width:0}
  .logo .txt{min-width:0}
  .logo .txt b{font-size:1rem}
  .logo .txt span{font-size:.68rem}
  .menu-toggle{display:block;flex:0 0 44px;margin-left:auto}
  .hero{padding:46px 0 68px}
  .hero-grid,.hero-grid>*{min-width:0;max-width:100%}
  .hero h1{font-size:1.8rem;overflow-wrap:break-word}
  .hero p.lead{font-size:1rem}
  .hero-cta{display:grid;grid-template-columns:minmax(0,1fr);width:100%}
  .hero-cta .btn{width:100%;max-width:100%;justify-content:center;text-align:center}
  .grid-2,.grid-3,.grid-4{grid-template-columns:minmax(0,1fr)}
  .foot-grid{grid-template-columns:1fr}
  .cta-band{padding:36px 26px}
  .quick .grid{grid-template-columns:1fr}
}