:root { --teal:#2AAABB;--teal-dark:#1E8A9A;--teal-light:#EAF5F7;--teal-mid:#9DD0D8;--text:#1A2526;--text-muted:#5A7070;--border:#C8E4E8;--bg:#FAFCFC;--white:#FFFFFF;--serif:'Cormorant Garamond',Georgia,serif;--sans:'DM Sans',sans-serif; }
    *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{font-family:var(--sans);background:var(--bg);color:var(--text);font-size:16px;line-height:1.6}
    nav{position:sticky;top:0;z-index:100;background:rgba(250,252,252,0.75);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(200,228,232,0.6);padding:0 2.5rem;display:flex;align-items:center;justify-content:space-between;height:91px}
    .nav-logo,.nav-links{position:relative;z-index:1}
    .nav-logo{display:flex;align-items:center;gap:14px;text-decoration:none;flex-shrink:0}
    .logo-mark{width:81px;height:81px}
    .logo-text .name{font-family:var(--serif);font-size:18px;font-weight:600;color:var(--text);display:block;line-height:1.2}
    .logo-text .specialty{font-size:11px;color:var(--teal);letter-spacing:.06em;text-transform:uppercase;display:block}
    .nav-links{display:flex;align-items:center;gap:0;list-style:none;height:91px}
    .nav-links>li{position:relative;height:100%;display:flex;align-items:center}
    .nav-links>li>a{display:flex;align-items:center;gap:4px;font-size:13px;font-weight:400;color:var(--text-muted);text-decoration:none;padding:0 13px;height:100%;white-space:nowrap;transition:color .2s}
    .nav-links>li>a:hover,.nav-links>li:hover>a{color:var(--teal)}
    .has-dropdown>a::after{content:'';display:inline-block;width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:4px solid currentColor;margin-left:2px;opacity:.6;transition:transform .2s}
    .has-dropdown:hover>a::after{transform:rotate(180deg)}
    .dropdown{display:none;position:absolute;top:100%;left:0;background:var(--white);border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 32px rgba(0,0,0,.1);min-width:230px;padding:6px 0;z-index:200}
    .nav-links>li:hover>.dropdown{display:block}
    .dropdown li{position:relative;list-style:none}
    .dropdown li a{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-muted);text-decoration:none;padding:9px 16px;transition:background .15s,color .15s;white-space:nowrap}
    .dropdown li a:hover{background:var(--teal-light);color:var(--teal-dark)}
    .has-subdropdown>a::after{content:'›';font-size:16px;line-height:1;opacity:.5}
    .subdropdown{display:none;position:absolute;top:-6px;left:100%;background:var(--white);border:1px solid var(--border);border-radius:10px;box-shadow:0 8px 32px rgba(0,0,0,.1);min-width:230px;padding:6px 0;z-index:300}
    .has-subdropdown:hover>.subdropdown{display:block}
    .subdropdown li a{font-size:13px;color:var(--text-muted);padding:9px 16px}
    .subdropdown li a:hover{background:var(--teal-light);color:var(--teal-dark)}
    .nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--teal);color:#fff!important;font-size:13px;font-weight:500;padding:9px 18px;border-radius:6px;text-decoration:none;transition:background .2s;white-space:nowrap;margin-left:10px;flex-shrink:0}
    .nav-cta:hover{background:var(--teal-dark)}
    .hamburger{display:none;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:101}
    .hamburger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s}
    .hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
    .hamburger.open span:nth-child(2){opacity:0}
    .hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
    .mobile-menu{display:none;flex-direction:column;position:fixed;top:91px;left:0;right:0;bottom:0;background:var(--white);z-index:99;overflow-y:auto;padding:1.5rem;gap:2px}
    .mobile-menu.open{display:flex}
    .mobile-menu a{font-size:15px;color:var(--text);text-decoration:none;padding:11px 12px;border-radius:8px;transition:background .15s}
    .mobile-menu a:hover{background:var(--teal-light);color:var(--teal-dark)}
    .mobile-menu .mobile-sub{font-size:14px;color:var(--text-muted);padding-left:24px}
    .mobile-section-title{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--teal);font-weight:500;padding:12px 12px 4px}
    .mobile-cta{display:flex;align-items:center;gap:8px;background:var(--teal);color:#fff!important;padding:13px 16px;border-radius:8px;font-weight:500;margin-top:8px}
    .mobile-cta:hover{background:var(--teal-dark)!important}
    /* FEATURED IMAGE */
    .article-hero{width:100%;max-height:380px;object-fit:cover;border-radius:16px;margin-bottom:2.5rem;display:block;box-shadow:0 4px 24px rgba(0,0,0,0.1)}
    /* ARTICLE */
    .article-wrap{max-width:780px;margin:0 auto;padding:3.5rem 2rem 5rem}
    .breadcrumb{font-size:12.5px;color:var(--text-muted);margin-bottom:2rem;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
    .breadcrumb a{color:var(--teal);text-decoration:none}
    .breadcrumb a:hover{text-decoration:underline}
    .breadcrumb span{opacity:.5}
    .article-eyebrow{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);font-weight:500;margin-bottom:.75rem;display:flex;align-items:center;gap:8px}
    .article-eyebrow::before{content:'';display:block;width:20px;height:1.5px;background:var(--teal)}
    .article-title{font-family:var(--serif);font-size:42px;font-weight:500;color:var(--text);line-height:1.2;margin-bottom:1rem}
    .article-meta{font-size:13px;color:var(--text-muted);margin-bottom:2.5rem;padding-bottom:2rem;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:16px;flex-wrap:wrap}
    .cat-tag{background:var(--teal-light);color:var(--teal-dark);font-size:12px;font-weight:500;padding:3px 10px;border-radius:20px}
    .article-body{font-size:16.5px;line-height:1.85;color:var(--text)}
    .article-body p{margin-bottom:1.25rem}
    .article-body h2{font-family:var(--serif);font-size:28px;font-weight:600;color:var(--text);margin:2.5rem 0 1rem}
    .article-body h3{font-family:var(--serif);font-size:22px;font-weight:600;color:var(--text);margin:2rem 0 .75rem}
    .article-body strong{font-weight:600}
    .article-body ul,.article-body ol{margin:.75rem 0 1.25rem 1.5rem}
    .article-body li{margin-bottom:.4rem}
    .article-body img{max-width:100%;height:auto;border-radius:10px;margin:1.5rem auto;display:block;box-shadow:0 4px 20px rgba(0,0,0,.08)}
    .article-body .img-left{float:left;margin:.5rem 1.5rem 1rem 0;max-width:45%}
    .article-body .img-right{float:right;margin:.5rem 0 1rem 1.5rem;max-width:45%}
    .article-body .img-center{float:none;display:block;margin:1.5rem auto}
    .article-body table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:15px}
    .article-body th{background:var(--teal-light);color:var(--teal-dark);font-weight:600;padding:10px 14px;text-align:left;border:1px solid var(--border)}
    .article-body td{padding:9px 14px;border:1px solid var(--border);vertical-align:top}
    .article-body tr:nth-child(even) td{background:#f7fbfc}
    .article-body a{color:var(--teal);text-decoration:underline}
    .article-body blockquote{border-left:3px solid var(--teal-mid);padding:.5rem 0 .5rem 1.25rem;color:var(--text-muted);font-style:italic;margin:1.5rem 0}
    .clearfix::after{content:'';display:table;clear:both}
    .article-cta{margin-top:3.5rem;padding:2rem;background:var(--teal-light);border:1px solid var(--border);border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;clear:both}
    .article-cta-text h3{font-family:var(--serif);font-size:22px;color:var(--text);margin-bottom:.25rem}
    .article-cta-text p{font-size:14px;color:var(--text-muted)}
    .btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--teal);color:#fff;font-size:14px;font-weight:500;padding:11px 22px;border-radius:8px;text-decoration:none;transition:background .2s;white-space:nowrap}
    .btn-primary:hover{background:var(--teal-dark)}
    /* BMI info box */
    .info-box{background:var(--teal-light);border:1px solid var(--border);border-radius:12px;padding:1.25rem 1.5rem;margin:1.75rem 0}
    .info-box p{margin-bottom:0}
    footer{background:var(--white);border-top:1px solid var(--border);padding:1.75rem 3rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}
    .footer-left{font-size:13px;color:var(--text-muted)}
    .footer-links{display:flex;gap:1.5rem;list-style:none;flex-wrap:wrap}
    .footer-links a{font-size:13px;color:var(--text-muted);text-decoration:none;transition:color .2s}
    .footer-links a:hover{color:var(--teal)}
    @media(max-width:900px){
      .nav-links{display:none}.hamburger{display:flex}
      .article-wrap{padding:2.5rem 1.25rem 4rem}
      .article-title{font-size:30px}
      .article-hero{max-height:220px;border-radius:10px;margin-bottom:1.75rem}
      .article-body .img-left,.article-body .img-right{float:none;max-width:100%;margin:1rem auto;display:block}
      footer{padding:1.5rem;flex-direction:column;align-items:flex-start}
      .article-cta{flex-direction:column;align-items:flex-start}
    }