*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #1a5fa8;--primary-dark: #134b87;--primary-light: #e8f1fb;--accent: #0d9488;--accent-light: #e0f5f3;--text-dark: #1a1a2e;--text-body: #374151;--text-muted: #6b7280;--border: #e5e7eb;--bg-light: #f9fafb;--white: #ffffff;--danger: #dc2626;--warning-bg: #fffbeb;--warning-border:#fbbf24;--font-sans: "Segoe UI", system-ui, -apple-system, sans-serif;--font-serif: Georgia, "Times New Roman", serif;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--shadow-lg: 0 8px 24px rgba(0,0,0,.12);--max-width: 1200px;--gap: 24px}html{scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--text-body);background:var(--bg-light);line-height:1.6;font-size:16px}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto;display:block}ul{list-style:none}.container{max-width:var(--max-width);margin:0 auto;padding:0 20px}.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase}.badge--treatment{background:#dbeafe;color:#1e40af}.badge--research{background:#ede9fe;color:#5b21b6}.badge--lifestyle{background:#dcfce7;color:#166534}.badge--mental{background:#fce7f3;color:#9d174d}.badge--diet{background:#fef3c7;color:#92400e}.badge--news{background:#fee2e2;color:#991b1b}.section-title{font-size:1.4rem;font-weight:700;color:var(--text-dark);padding-bottom:10px;margin-bottom:20px;border-bottom:3px solid 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1024px){.hero-inner{grid-template-columns:1fr}.hero-image img{height:320px}.hero-title{font-size:1.65rem}.content-wrapper{grid-template-columns:1fr 280px;gap:24px}.news-grid{grid-template-columns:repeat(2,1fr)}.card--featured{grid-column:span 2}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.expert-grid,.stats-bar .container{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.menu-toggle{display:flex}.main-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--white);border-top:1px solid var(--border);box-shadow:var(--shadow-md);padding:12px 20px 20px;z-index:99}.main-nav.open{display:block}.main-nav ul{flex-direction:column;gap:2px}.main-nav a{padding:10px 12px}.site-header{position:relative}.hero{padding:24px 0}.hero-title{font-size:1.4rem}.hero-meta{flex-wrap:wrap}.content-wrapper{grid-template-columns:1fr}.sidebar{order:-1}.news-grid{grid-template-columns:1fr}.card--featured{grid-column:span 1;flex-direction:column}.card--featured 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