:root{--color-primary: #1a6b4a;--color-primary-light: #e8f5ee;--color-primary-dark: #0d4a30;--color-accent: #2d9cdb;--color-accent-warm: #d97706;--color-accent-warm-light: #fef3c7;--color-accent-warm-dark: #92400e;--color-text: #2c3e50;--color-text-light: #4a5568;--color-bg: #ffffff;--color-bg-alt: #f8fafb;--color-border: #e2e8f0;--max-width: 800px;--max-width-wide: 1100px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px}@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--color-text);background:var(--color-bg);line-height:1.7;-webkit-font-smoothing:antialiased}.skip-to-content{position:absolute;left:-9999px;top:0;background:var(--color-primary);color:#fff;padding:.75rem 1.5rem;font-weight:600;z-index:200;border-radius:0 0 8px}.skip-to-content:focus{left:0}.site-header{background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:1rem 2rem;position:sticky;top:0;z-index:100}.header-inner{max-width:var(--max-width-wide);margin:0 auto;display:flex;align-items:center;justify-content:space-between}.site-logo{font-size:1.4rem;font-weight:700;color:var(--color-primary);text-decoration:none}.site-logo span{color:var(--color-text)}nav a{color:var(--color-text-light);text-decoration:none;margin-left:.75rem;font-size:.95rem;font-weight:500;padding:.5rem;display:inline-block;border-radius:6px;transition:color .2s,background .2s}nav a:hover{color:var(--color-primary);background:var(--color-primary-light)}nav a[aria-current=page]{color:var(--color-primary);font-weight:600}.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:none;cursor:pointer;padding:10px}.nav-toggle .hamburger-line{display:block;width:24px;height:2px;background:var(--color-text);border-radius:2px;transition:transform .3s,opacity .3s}.nav-toggle[aria-expanded=true] .hamburger-line:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav-toggle[aria-expanded=true] .hamburger-line:nth-child(2){opacity:0}.nav-toggle[aria-expanded=true] .hamburger-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.hero{background:linear-gradient(135deg,var(--color-primary-light) 0%,#dff0e8 100%);padding:4rem 2rem;text-align:center}.hero h1{font-size:2.5rem;color:var(--color-primary-dark);margin-bottom:1rem;line-height:1.2}.hero p{font-size:1.15rem;color:var(--color-text-light);max-width:600px;margin:0 auto}.trust-bar{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;padding:1.25rem 2rem;background:var(--color-bg);border-bottom:1px solid var(--color-border)}.trust-item{display:flex;align-items:center;gap:.5rem;font-size:.88rem;font-weight:600;color:var(--color-text-light)}.trust-item span[aria-hidden]{font-size:1.2rem}#main-content{scroll-margin-top:80px}.content-wrapper{max-width:var(--max-width);margin:0 auto;padding:2.5rem 2rem}.article-grid{max-width:var(--max-width-wide);margin:0 auto;padding:3rem 2rem;display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2rem}.article-card{border:1px solid var(--color-border);border-radius:12px;padding:1.75rem;transition:box-shadow .2s,transform .2s,border-color .2s;background:var(--color-bg);display:flex;flex-direction:column;border-bottom:3px solid transparent}.article-card:hover{box-shadow:0 4px 20px #00000014;transform:translateY(-2px);border-bottom-color:var(--color-accent-warm)}.article-card .tag{display:inline-block;font-size:.78rem;font-weight:600;padding:.25rem .75rem;border-radius:20px;margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.03em;align-self:flex-start;background:var(--color-primary-light);color:var(--color-primary)}.tag[data-category=home-remedies]{background:var(--color-primary-light);color:var(--color-primary)}.tag[data-category=symptoms]{background:var(--color-accent-warm-light);color:var(--color-accent-warm-dark)}.tag[data-category=herbal]{background:#e0f2f1;color:#00695c}.tag[data-category=cold-flu]{background:#e3f2fd;color:#1565c0}.tag[data-category=cold-sores]{background:#fce4ec;color:#c62828}.tag[data-category=head-cold]{background:#ede7f6;color:#4527a0}.article-card h2{font-size:1.25rem;margin-bottom:.5rem;line-height:1.35}.article-card h2 a{color:var(--color-text);text-decoration:none}.article-card h2 a:hover{color:var(--color-primary)}.article-card p{color:var(--color-text-light);font-size:.95rem;line-height:1.6;flex-grow:1}.card-cta{display:inline-block;margin-top:1rem;font-size:.88rem;font-weight:600;color:var(--color-accent-warm);transition:color .2s}.article-card:hover .card-cta{color:var(--color-accent-warm-dark)}.article-hero{padding:3rem 2rem;text-align:center;position:relative}.article-hero .hero-icon{font-size:3.5rem;margin-bottom:.5rem;display:block}.article-hero[data-category=home-remedies]{background:linear-gradient(135deg,#e8f5ee,#dff0e8)}.article-hero[data-category=symptoms]{background:linear-gradient(135deg,#fef3c7,#fde68a)}.article-hero[data-category=herbal]{background:linear-gradient(135deg,#e0f2f1,#b2dfdb)}.article-hero[data-category=cold-flu]{background:linear-gradient(135deg,#e3f2fd,#bbdefb)}.article-hero[data-category=cold-sores]{background:linear-gradient(135deg,#fce4ec,#f8bbd0)}.article-hero[data-category=head-cold]{background:linear-gradient(135deg,#ede7f6,#d1c4e9)}article img{max-width:100%;height:auto;border-radius:10px;margin:1.5rem 0;display:block}article .article-hero-img{width:100%;max-height:360px;object-fit:cover;border-radius:0;margin:0}article figure{margin:2rem 0}article figcaption{font-size:.82rem;color:var(--color-text-light);text-align:center;margin-top:.5rem;font-style:italic}.infographic{margin:2.5rem 0;border:1px solid var(--color-border);border-radius:12px;overflow:hidden}.infographic img{margin:0;border-radius:0;width:100%}article h1{font-size:2.2rem;line-height:1.25;margin-bottom:.5rem;color:var(--color-text)}article .meta{color:var(--color-text-light);font-size:.9rem;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--color-border)}article h2{font-size:1.5rem;margin:2.5rem 0 1rem;padding-top:2rem;border-top:1px solid var(--color-border);color:var(--color-text)}article h2:first-of-type{border-top:none;padding-top:0}article h3{font-size:1.2rem;margin:2rem 0 .75rem;color:var(--color-text)}article p{margin-bottom:1.25rem}article a{color:var(--color-primary);text-decoration:underline;text-decoration-color:#1a6b4a4d;text-underline-offset:2px;transition:text-decoration-color .2s}article a:hover{text-decoration-color:var(--color-primary)}article ul,article ol{margin:1rem 0 1.5rem 1.5rem}article li{margin-bottom:.5rem;line-height:1.6}article blockquote{border-left:4px solid var(--color-primary);padding:1rem 1.5rem;margin:1.5rem 0;background:var(--color-bg-alt);border-radius:0 8px 8px 0;color:var(--color-text-light);font-style:italic}.callout{background:var(--color-primary-light);border-radius:10px;padding:1.25rem 1.5rem;margin:1.5rem 0;border-left:4px solid var(--color-primary)}.callout strong{color:var(--color-primary-dark)}.callout--takeaway{background:var(--color-accent-warm-light);border-left-color:var(--color-accent-warm)}.callout--takeaway strong{color:var(--color-accent-warm-dark)}.disclaimer{background:#fff8e1;border:1px solid #ffe082;border-radius:10px;padding:1.25rem 1.5rem;margin:2rem 0;font-size:.88rem;color:#5c4b00}.toc{background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:10px;padding:1.25rem 1.5rem;margin:1.5rem 0 2rem}.toc h4{font-size:.9rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-light);margin-bottom:.75rem}.toc ol{margin:0;padding-left:1.25rem}.toc li{margin-bottom:.35rem;font-size:.95rem}.toc a{color:var(--color-primary);text-decoration:none}.toc a:hover{text-decoration:underline}.author-bio{display:flex;align-items:center;gap:1rem;background:var(--color-bg-alt);border:1px solid var(--color-border);border-radius:12px;padding:1.25rem 1.5rem;margin:2.5rem 0 0}.author-avatar{width:52px;height:52px;border-radius:50%;background:var(--color-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;flex-shrink:0}.author-info{font-size:.9rem;line-height:1.5}.author-info strong{display:block;color:var(--color-text);margin-bottom:.15rem}.author-info span{color:var(--color-text-light)}.related-articles{max-width:var(--max-width);margin:0 auto;padding:2.5rem 2rem 3rem}.related-articles h3{font-size:1.25rem;margin-bottom:1.25rem;color:var(--color-text)}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.25rem}.related-card{border:1px solid var(--color-border);border-radius:10px;padding:1.25rem;text-decoration:none;transition:box-shadow .2s,transform .2s,border-color .2s;display:block;border-bottom:3px solid transparent}.related-card:hover{box-shadow:0 4px 16px #0000000f;transform:translateY(-2px);border-bottom-color:var(--color-accent-warm)}.related-card .tag{display:inline-block;font-size:.72rem;font-weight:600;padding:.2rem .6rem;border-radius:20px;margin-bottom:.5rem;text-transform:uppercase;letter-spacing:.03em;background:var(--color-primary-light);color:var(--color-primary)}.related-card .related-title{font-size:1rem;font-weight:600;color:var(--color-text);line-height:1.35}.site-footer{background:var(--color-bg-alt);border-top:1px solid var(--color-border);padding:2.5rem 2rem;text-align:center;color:var(--color-text-light);font-size:.88rem}.site-footer a{color:var(--color-primary);text-decoration:none;padding:.35rem .5rem;display:inline-block}.site-footer .footer-links{margin-bottom:1rem}.site-footer .footer-links a{margin:0 .25rem}@media(max-width:768px){.hero h1{font-size:1.8rem}.hero{padding:3rem 1.5rem}article h1{font-size:1.7rem}.article-grid{grid-template-columns:1fr;padding:2rem 1rem}.content-wrapper{padding:2rem 1rem}.site-header{padding:.75rem 1rem}.nav-toggle{display:flex}nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--color-bg);border-bottom:1px solid var(--color-border);box-shadow:0 4px 12px #00000014;padding:.5rem 0}nav.open{display:flex;flex-direction:column}nav a{margin-left:0;padding:.75rem 1.5rem;font-size:1rem;border-radius:0}nav a:hover{background:var(--color-bg-alt)}.trust-bar{gap:1rem;padding:1rem}.trust-item{font-size:.8rem}.article-hero{padding:2rem 1.5rem}.article-hero .hero-icon{font-size:2.5rem}.related-grid{grid-template-columns:1fr}.author-bio{flex-direction:column;text-align:center}}