:root{
  --bg:#f4f7f8; --bg2:#eef4f4; --card:#ffffff; --text:#183240; --muted:#60707b; --line:#d8e2e6;
  --brand:#0f6f69; --brand-dark:#0b5753; --accent:#e7f4f1; --accent-2:#103f4a; --shadow:0 18px 48px rgba(16,35,45,.09);
  --radius:24px; --max:1180px;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--text);background:linear-gradient(180deg,#f9fbfc 0%,#f1f6f6 100%);line-height:1.7}
a{color:var(--brand);text-decoration:none} a:hover{text-decoration:none;opacity:.92}
img{max-width:100%;display:block;border-radius:20px}
.container{max-width:var(--max);margin:auto;padding:0 20px}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(0,0,0,.05)}
.nav{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{font-weight:800;font-size:1.06rem;color:var(--text)}
.brand small{display:block;font-size:.75rem;color:var(--muted);font-weight:600}
.menu{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.menu a{font-weight:700;color:var(--text)}
.lang-switch{display:flex;gap:10px;align-items:center}
.lang-chip{padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;font-weight:800;font-size:.9rem}
.btn,.btn-outline{display:inline-block;padding:14px 18px;border-radius:14px;font-weight:800;box-shadow:var(--shadow);transition:transform .18s ease, box-shadow .18s ease, background .18s ease}
.btn:hover,.btn-outline:hover{transform:translateY(-1px);box-shadow:0 22px 54px rgba(16,35,45,.12)}
.btn{background:var(--brand);color:#fff}.btn:hover{background:var(--brand-dark)}
.btn-outline{background:#fff;border:1px solid var(--line);color:var(--text)}
.btn-outline.light{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.35);color:#fff}
.hero,.page-hero{padding:54px 0 24px}
.premium-hero{position:relative;overflow:hidden}
.premium-hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 15% 10%, rgba(15,111,105,.08), transparent 28%), radial-gradient(circle at 90% 20%, rgba(16,63,74,.08), transparent 24%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;padding:9px 13px;border-radius:999px;background:var(--accent);color:var(--brand);font-weight:800}
h1{font-size:clamp(2rem,4.4vw,4rem);line-height:1.05;margin:16px 0}
h2{font-size:clamp(1.55rem,3vw,2.35rem);line-height:1.14;margin:0 0 12px} h3{font-size:1.14rem;margin:0 0 8px}
.lead{font-size:1.08rem;color:var(--muted);max-width:65ch}
.card{background:var(--card);border:1px solid rgba(0,0,0,.04);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-card{padding:14px;background:linear-gradient(180deg,#fff 0%,#f5fbfa 100%)}
.section{padding:34px 0}
.grid-2,.grid-3,.grid-4{display:grid;gap:22px}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}
.box{padding:24px}.kicker{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--brand);font-weight:800}
.meta-list,.check-list{padding-left:18px;color:var(--muted)} .check-list li,.meta-list li{margin:7px 0}
.treat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.treat-card{overflow:hidden}.treat-card img{border-radius:20px 20px 0 0}.treat-card .content{padding:20px}
.ai-summary-wrap{padding-top:0}.ai-summary{background:linear-gradient(180deg,#ffffff 0%,#f5fbfa 100%)}
.ai-box,.notice{padding:18px;border-radius:18px;background:#f7fbfb;border:1px solid var(--line)}
.faq-item{padding:18px 20px}.faq-item+.faq-item{border-top:1px solid var(--line)}
.cta-band{background:linear-gradient(135deg,#0f6f69 0%,#103f4a 100%);color:#fff;border-radius:28px;padding:30px;box-shadow:var(--shadow)}
.cta-band a{color:#fff}
footer{margin-top:40px;padding:34px 0 84px;border-top:1px solid rgba(0,0,0,.06);background:#f8fbfc}
.footer-grid{display:grid;grid-template-columns:2fr 1.1fr 1.2fr;gap:24px}.footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:center;padding-top:18px;border-top:1px solid rgba(0,0,0,.06);margin-top:18px}
.small{font-size:.94rem;color:var(--muted)}
.sticky-actions{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:10px;z-index:1000}.sticky-actions a{min-width:146px;text-align:center;padding:13px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);font-weight:800}.sticky-actions a.call-btn{background:#183240;color:#fff;border-color:#183240}.sticky-actions a.wa-btn{background:#0f6f69;color:#fff;border-color:#0f6f69}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.image-caption{font-size:.85rem;color:var(--muted);padding-top:8px}.section-head{display:flex;justify-content:space-between;gap:18px;align-items:end;margin-bottom:18px}
.social-links{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 14px}.social-links a{display:inline-flex;align-items:center;justify-content:center;padding:10px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--brand);font-weight:700;box-shadow:0 8px 24px rgba(16,35,45,.05)}
.footer-legal{list-style:none;padding:0;margin:8px 0 0}.footer-legal li{margin:6px 0}
@media (max-width:980px){.hero-grid,.grid-2,.grid-3,.grid-4,.treat-grid,.footer-grid,.footer-bottom{grid-template-columns:1fr;display:grid}.menu{display:none}.sticky-actions{right:12px;left:12px;bottom:12px;flex-direction:row}.sticky-actions a{flex:1;min-width:0}.footer-bottom{gap:8px}}


/* Treatment color identities */
body.theme-nucleoplasty{--brand:#0b7a75;--brand-dark:#085f5b;--accent:#e6f7f5;--accent-2:#0f4d4a}
body.theme-endoscopic{--brand:#165c9c;--brand-dark:#114879;--accent:#eaf2fd;--accent-2:#173e66}
body.theme-laser{--brand:#8a4baf;--brand-dark:#6d398b;--accent:#f4e9fb;--accent-2:#4f2b66}
body.theme-knee-replacement{--brand:#b56a1f;--brand-dark:#915316;--accent:#fbf1e5;--accent-2:#6d4216}
body.theme-knee-arthritis{--brand:#4d7c38;--brand-dark:#3c612b;--accent:#edf6e8;--accent-2:#355624}
body.theme-home{--brand:#0f6f69;--brand-dark:#0b5753;--accent:#e7f4f1;--accent-2:#103f4a}
body[class*="theme-"] .premium-hero:before{background:radial-gradient(circle at 15% 10%, rgba(15,111,105,.10), transparent 28%), radial-gradient(circle at 90% 20%, rgba(16,63,74,.10), transparent 24%)}
body[class*="theme-"] .hero-card{background:linear-gradient(180deg,#fff 0%, var(--accent) 100%)}
.quick-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quick-facts .fact{padding:18px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 24px rgba(16,35,45,.05)}
.quick-facts .fact strong{display:block;font-size:1rem;color:var(--text)}
.quick-facts .fact span{display:block;color:var(--muted);font-size:.94rem;margin-top:6px}
@media (max-width:980px){.quick-facts{grid-template-columns:1fr}}