:root{
  --bg:#f7fbfa;
  --surface:#ffffff;
  --text:#17211f;
  --muted:#5d6b66;
  --line:#dce9e5;
  --accent:#0f766e;
  --accent-dark:#0b5f59;
  --soft:#e9f7f4;
  --warn:#fff7e0;
  --shadow:0 18px 50px rgba(10,50,43,.09);
  --radius:22px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1160px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:24px}
.logo{font-size:28px;font-weight:850;letter-spacing:-.04em;color:var(--text)}
.logo span{color:var(--accent)}
.logo--footer{display:inline-block;margin-bottom:14px}
.main-nav{display:flex;align-items:center;gap:18px;color:var(--muted);font-weight:650}
.main-nav>a,.nav-dropdown>summary{padding:10px 6px;cursor:pointer;list-style:none}
.nav-dropdown{position:relative}
.nav-dropdown summary::-webkit-details-marker{display:none}
.nav-dropdown__menu{position:absolute;right:0;top:42px;min-width:190px;padding:10px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);display:grid;gap:4px}
.nav-dropdown__menu--wide{min-width:260px;right:-80px}
.nav-dropdown__menu a{padding:9px 10px;border-radius:12px;color:var(--text)}
.nav-dropdown__menu a:hover{background:var(--soft)}
.hero{padding:70px 0 44px;background:linear-gradient(180deg,#eefaf7 0%,rgba(247,251,250,0) 100%)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:34px;align-items:center}
.eyebrow{display:inline-block;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
h1,h2,h3{line-height:1.12;margin:0 0 14px;letter-spacing:-.035em}
h1{font-size:clamp(38px,6vw,66px)}
h2{font-size:clamp(28px,4vw,42px)}
h3{font-size:22px}.hero p,.section-heading p{font-size:19px;color:var(--muted);max-width:680px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 20px;background:var(--accent);color:#fff;font-weight:800;border:1px solid var(--accent);box-shadow:0 12px 26px rgba(15,118,110,.18)}
.button:hover{background:var(--accent-dark)}.button--ghost{background:#fff;color:var(--accent);box-shadow:none}.button--accent{width:100%}
.hero-card,.category-card,.article-card,.article-list-item,.sidebar-card,.offer-cta,.toc-box,.medical-note,.empty-state,.author-box,.article-footer-note{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.hero-card{padding:28px}.hero-card strong{display:block;font-size:24px;margin-bottom:10px}.hero-card p{color:var(--muted);margin:0}.section{padding:54px 0}.section-heading{margin-bottom:24px}.section-heading--row{display:flex;justify-content:space-between;align-items:end;gap:20px}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.category-card{padding:24px;transition:.18s transform,.18s box-shadow}.category-card:hover{transform:translateY(-3px);box-shadow:0 22px 60px rgba(10,50,43,.13)}.category-icon{font-size:34px;display:inline-block;margin-bottom:14px}.category-card p{color:var(--muted);margin:0}.article-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.article-card{overflow:hidden}.article-card a{display:block;height:100%;padding-bottom:18px}.article-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--soft)}.article-card .eyebrow,.article-card h3,.article-card p{margin-left:18px;margin-right:18px}.article-card .eyebrow{margin-top:18px}.article-card p{color:var(--muted)}.empty-state{padding:28px}.empty-state code{background:var(--soft);padding:2px 6px;border-radius:6px}.site-footer{margin-top:60px;background:#0e211d;color:#d9ebe6;padding:50px 0 24px}.site-footer .logo,.site-footer .logo span{color:#fff}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px}.site-footer h4{margin:0 0 12px;color:#fff}.site-footer a{display:block;color:#d9ebe6;margin:8px 0}.footer-note{font-size:14px;color:#a5c1ba}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:20px;color:#a5c1ba;font-size:14px}.breadcrumbs{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;margin-bottom:24px;flex-wrap:wrap}.breadcrumbs a{color:var(--accent);font-weight:700}.category-hero{display:flex;gap:20px;align-items:flex-start;background:linear-gradient(135deg,#ffffff 0%,#edf8f5 100%);border:1px solid var(--line);border-radius:28px;padding:28px;margin-bottom:30px}.category-hero .category-icon{font-size:52px}.category-hero p{color:var(--muted);font-size:18px;margin:0}.article-list{display:grid;gap:18px}.article-list-item{display:grid;grid-template-columns:220px 1fr;gap:22px;padding:18px;align-items:center}.article-list-item img{border-radius:16px;aspect-ratio:16/10;object-fit:cover;background:var(--soft)}.article-list-item p{color:var(--muted);margin:0}.article-shell{display:grid;grid-template-columns:minmax(0,760px) 330px;gap:34px;align-items:start;padding-top:40px}.article-main{min-width:0}.article-header{margin-bottom:26px}.article-header h1{font-size:clamp(36px,5vw,58px)}.article-header>p{font-size:20px;color:var(--muted)}.article-meta{display:flex;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:14px;margin:18px 0}.author-box{padding:14px 16px;margin:18px 0}.author-box span{display:block;color:var(--muted);font-size:14px}.article-cover{border-radius:26px;margin-top:22px;width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--soft)}.toc-box{padding:20px;margin:24px 0}.toc-box ol{margin:10px 0 0;padding-left:20px}.toc-box a{color:var(--accent);font-weight:700}.medical-note{padding:16px 18px;background:var(--warn);box-shadow:none;margin:24px 0}.article-content{font-size:18px}.article-content h2{font-size:32px;margin-top:42px}.article-content h3{font-size:24px;margin-top:28px}.article-content p,.article-content li{color:#23332f}.article-content a{color:var(--accent);font-weight:800}.article-content ul,.article-content ol{padding-left:24px}.faq-section{margin-top:44px}.faq-section details{background:#fff;border:1px solid var(--line);border-radius:16px;margin:10px 0;padding:16px}.faq-section summary{font-weight:800;cursor:pointer}.article-footer-note{margin-top:34px;padding:22px}.article-footer-note p{color:var(--muted)}.article-sidebar{position:relative}.sticky-stack{position:sticky;top:96px;display:grid;gap:18px}.sidebar-card{padding:20px}.sidebar-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}.sidebar-list a{color:var(--accent);font-weight:750}.offer-cta{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:18px;margin:30px 0;background:linear-gradient(135deg,#ffffff 0%,#eaf8f5 100%)}.offer-cta--sidebar{display:block;margin:0}.offer-cta--sidebar .offer-cta__media{margin-bottom:14px}.offer-cta__media img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fff;border-radius:18px;border:1px solid var(--line);padding:12px}.offer-cta p{color:var(--muted);margin-top:0}.offer-price{display:flex;align-items:baseline;gap:10px;margin:12px 0}.old-price{text-decoration:line-through;color:var(--muted)}.offer-price strong{font-size:24px;color:var(--accent-dark)}.offer-cta small{display:block;color:var(--muted);font-size:12px;line-height:1.4;margin-top:10px}.legal-page{max-width:840px}.legal-page p{color:var(--muted);font-size:18px}
@media (max-width: 920px){.hero-grid,.article-shell{grid-template-columns:1fr}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.article-sidebar{order:2}.sticky-stack{position:static}.main-nav{gap:8px}.nav-dropdown__menu{right:auto;left:0}}
@media (max-width: 640px){.header-inner{align-items:flex-start;flex-direction:column;padding:14px 0}.main-nav{width:100%;justify-content:space-between}.hero{padding-top:38px}.category-grid,.article-grid{grid-template-columns:1fr}.article-list-item{grid-template-columns:1fr}.offer-cta{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}h1{font-size:38px}.article-content{font-size:17px}}