.skip-link{position:absolute;top:-40px;left:0;background:#0A4D68;color:#fff;padding:8px 16px;z-index:9999;font-size:14px;border-radius:0 0 4px 0;transition:top .2s;text-decoration:none}.skip-link:focus{top:0}
        :root{--primary:#0A4D68;--primary-dark:#06384d;--accent:#047857;--secondary:#D97706;--bg-body:#FAFAF9;--bg-card:#FFFFFF;--text-main:#1C1917;--text-muted:#57534E;--border-subtle:#E7E5E4;--container-width:1200px;--header-height:90px}
        [data-theme="dark"]{--bg-body:#0C0A09;--bg-card:#1C1917;--text-main:#F5F5F4;--text-muted:#A8A29E;--primary:#38BDF8;--accent:#34D399;--border-subtle:#292524}
        *{margin:0;padding:0;box-sizing:border-box}body{font-family:'Source Sans 3',sans-serif;background-color:var(--bg-body);color:var(--text-main);line-height:1.7;-webkit-font-smoothing:antialiased;transition:background-color 0.5s,color 0.5s}
        h1,h2,h3,h4,h5,h6{font-family:'Playfair Display',serif;font-weight:700;color:var(--primary);letter-spacing:-0.02em}
        a{text-decoration:none;color:inherit;transition:0.3s}ul{list-style:none}img{max-width:100%;display:block}
        @keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes rotate-scale{0%{transform:rotate(0) scale(1)}50%{transform:rotate(180deg) scale(1.2)}100%{transform:rotate(360deg) scale(1)}}
        .animate-fade-in{animation:fadeInUp 0.8s ease-out forwards}.animate-theme-switch i,.animate-theme-switch svg{animation:rotate-scale 0.5s ease-in-out}
        .container{max-width:var(--container-width);margin:0 auto;padding:0 24px}
        .top-bar{background-color:#0A4D68;color:#fff;padding:8px 0;font-size:0.85rem;position:relative;z-index:1002}.top-bar .container{display:flex;justify-content:flex-end;gap:20px;padding-right:20px}
        .lang-selector{display:flex;align-items:center;gap:5px}.lang-selector select{background:transparent;color:#fff;border:none;font-size:0.85rem;cursor:pointer;outline:none}.lang-selector select option{color:#000}
        .main-header{background-color:var(--bg-card);border-bottom:1px solid var(--border-subtle);width:100%;z-index:1000;height:var(--header-height);position:sticky;top:0}.main-header .container{display:flex;justify-content:space-between;align-items:center;height:100%;padding-left:40px;padding-right:40px}
        .logo{font-family:'Playfair Display',serif;font-size:2rem;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:12px;letter-spacing:-0.03em}
        .nav-menu{display:flex;gap:32px}.nav-link{font-family:'Source Sans 3',sans-serif;font-weight:600;color:var(--text-muted);font-size:1rem;text-transform:uppercase;letter-spacing:0.05em;position:relative}
        .nav-link::after{content:'';position:absolute;width:0;height:2px;bottom:-4px;left:0;background-color:var(--secondary);transition:width 0.3s}.nav-link:hover::after{width:100%}.nav-link:hover{color:var(--primary)}
        .btn-outline-white{border:1px solid var(--primary);color:var(--primary);padding:8px 24px;border-radius:2px;text-transform:uppercase;font-size:0.85rem;font-weight:600;letter-spacing:0.05em}.btn-outline-white:hover{background-color:var(--primary);color:#fff}
        .article-hero{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;padding:80px 0;min-height:350px;display:flex;align-items:center}.article-hero-content{max-width:800px;padding-left:20px}
        .article-tag{background-color:var(--secondary);color:#fff;padding:4px 12px;text-transform:uppercase;font-size:0.75rem;font-weight:700;letter-spacing:0.1em;border-radius:2px;display:inline-block;margin-bottom:20px}
        .article-hero h1{font-size:3.5rem;color:#fff;line-height:1.1;margin-bottom:20px}
        .article-meta{display:flex;align-items:center;gap:20px;font-size:0.9rem;color:rgba(255,255,255,0.8);font-family:'Source Sans 3',sans-serif;margin-top:30px}.meta-item{display:flex;align-items:center;gap:8px}
        .article-container{max-width:900px;margin:60px auto;padding:0 24px}.article-body{font-size:1.2rem;color:var(--text-main);line-height:1.85}
        .article-body p{margin-bottom:1.8em;text-align:justify}
        .article-body h2{font-size:2.2rem;margin-top:2.5em;margin-bottom:0.8em;color:var(--primary);text-align:center;border-bottom:2px solid var(--accent);padding-bottom:10px;display:inline-block;width:100%}
        .article-body h3{font-size:1.6rem;margin-top:2.2em;margin-bottom:0.8em;color:var(--text-main);font-family:'Playfair Display',serif;font-weight:700}
        .article-body ul,.article-body ol{margin-bottom:2em;padding-left:20px;max-width:90%;margin-left:auto;margin-right:auto}.article-body li{margin-bottom:0.8em;padding-left:10px;position:relative}
        .article-body ul li::marker{color:var(--accent)}.article-body strong{color:var(--primary);font-weight:700}
        .clinical-pearl{background-color:rgba(4,120,87,0.05);border-left:4px solid var(--accent);padding:30px;margin:50px auto;border-radius:4px;box-shadow:0 4px 20px rgba(0,0,0,0.03)}
        .clinical-pearl h4{color:var(--accent);font-family:'Source Sans 3',sans-serif;text-transform:uppercase;font-size:0.85rem;letter-spacing:0.1em;margin-bottom:10px;display:flex;align-items:center;gap:8px}
        [data-theme="dark"] .clinical-pearl{background-color:rgba(4,120,87,0.15)}
        .scientific-quote{font-family:'Playfair Display',serif;font-style:italic;font-size:1.5rem;color:var(--text-muted);text-align:center;margin:50px 0;padding:0 40px;position:relative}
        .scientific-quote::before{content:'\201C';font-size:4rem;color:var(--secondary);opacity:0.3;display:block;line-height:0.5;margin-bottom:20px}
        .scientific-table{width:100%;border-collapse:collapse;margin:50px 0;font-size:0.95rem;box-shadow:0 10px 30px rgba(0,0,0,0.05);border-radius:6px;overflow:hidden}
        .scientific-table th{background-color:var(--primary);color:#fff;padding:18px;text-align:left;font-family:'Source Sans 3',sans-serif;font-weight:600;letter-spacing:0.05em}
        .scientific-table td{border-bottom:1px solid var(--border-subtle);padding:18px;vertical-align:top}
        .scientific-table tr:nth-child(even){background-color:rgba(0,0,0,0.02)}[data-theme="dark"] .scientific-table tr:nth-child(even){background-color:rgba(255,255,255,0.02)}
        .references-section{margin-top:100px;padding-top:60px;border-top:1px solid var(--border-subtle);font-size:0.9rem;color:var(--text-muted)}.references-section h3{margin-top:0;font-size:1.5rem;margin-bottom:30px;text-align:left}
        .ref-item{margin-bottom:15px;word-break:break-word;padding-left:20px;text-indent:-20px}
        .toc-integrated{background-color:var(--bg-body);border:1px solid var(--border-subtle);border-top:4px solid var(--secondary);padding:30px;margin-bottom:60px;border-radius:4px}
        .toc-title{font-family:'Playfair Display',serif;font-size:1.3rem;margin-bottom:20px;color:var(--text-main);font-weight:700;text-align:center}
        .toc-list{display:grid;grid-template-columns:1fr 1fr;gap:10px 30px;padding:0}.toc-list li{list-style:none;margin:0;font-size:0.95rem}
        .toc-list a{color:var(--primary);text-decoration:none;border-bottom:1px dotted transparent;transition:all 0.2s}.toc-list a:hover{color:var(--accent);border-bottom-color:var(--accent)}
        footer{background-color:#1C1917;color:#A8A29E;padding:80px 0 0;font-size:0.95rem;font-family:'Source Sans 3',sans-serif;border-top:4px solid var(--accent);margin-top:100px}
        .footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:50px;padding-bottom:60px}
        footer h4{color:#fff;font-family:'Playfair Display',serif;font-size:1.3rem;margin-bottom:25px;letter-spacing:0.05em;position:relative}
        footer h4::after{content:'';display:block;width:30px;height:2px;background-color:var(--accent);margin-top:10px}
        footer ul li{margin-bottom:12px}footer ul li a{color:#A8A29E;transition:0.2s;display:inline-block}footer ul li a:hover{color:#fff;transform:translateX(5px)}
        .footer-bottom{border-top:1px solid #333;padding:30px 0;text-align:center;font-size:0.85rem;background-color:#151312}
        @media(max-width:900px){.nav-menu{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.article-hero h1{font-size:2.2rem}.article-container{padding:0 20px}.toc-list{grid-template-columns:1fr}.main-header .container{padding-left:20px}}