/* Weight Reset Guide */
:root{--ink:#17313b;--muted:#5f6f76;--line:#d8e2e5;--soft:#edf7f5;--accent:#14796f;--accent-dark:#0d534d;--warm:#f6b756;--bg:#fbfdfc;--white:#fff}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg);line-height:1.62}a{color:var(--accent-dark);font-weight:700;text-decoration:none}a:hover{text-decoration:underline}.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:10px;z-index:9}.wrap{max-width:1120px;margin:0 auto;padding:0 24px}.site-header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:11px;color:var(--accent-dark);font-size:20px;font-weight:800}.brand:hover{text-decoration:none}.brand-name{display:flex;align-items:baseline;gap:5px;white-space:nowrap}.brand-reset{position:relative;color:#17313b;font-weight:900}.brand-reset:after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:4px;border-radius:4px;background:var(--warm)}.mark{position:relative;display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--accent-dark);color:#fff;font-size:22px;font-weight:900;box-shadow:inset 0 0 0 4px #fff,0 0 0 1px var(--accent-dark)}.mark:after{content:"";position:absolute;width:22px;height:22px;border:3px solid var(--warm);border-left-color:transparent;border-bottom-color:transparent;border-radius:50%;transform:rotate(42deg);opacity:.75}.nav-links{display:flex;gap:16px;flex-wrap:wrap;font-size:14px}.hero{padding:74px 0 48px;background:linear-gradient(180deg,#f7fcfb,#eef8f6)}.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:42px;align-items:center}.eyebrow{text-transform:uppercase;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.08em}h1{font-size:clamp(38px,5vw,64px);line-height:1.04;margin:10px 0 18px;letter-spacing:0}h2{font-size:30px;line-height:1.18;margin:36px 0 12px;letter-spacing:0}h3{font-size:20px;line-height:1.25;margin:0 0 8px;letter-spacing:0}.hero-copy,.dek{font-size:20px;color:var(--muted);max-width:760px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0}.button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:0 18px;border-radius:6px;background:var(--accent);color:#fff;font-weight:800}.button.secondary{background:#fff;color:var(--accent-dark);border:1px solid var(--line)}.fine-note,.fine,.meta{font-size:13px;color:var(--muted)}.visual-panel{display:grid;gap:14px}.hero-illustration{width:100%;height:auto;border-radius:8px;border:1px solid var(--line);background:#fff;box-shadow:0 10px 28px rgba(21,62,68,.08)}.visual-step{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px;box-shadow:0 10px 28px rgba(21,62,68,.08)}.visual-step span{display:inline-flex;width:30px;height:30px;align-items:center;justify-content:center;border-radius:50%;background:var(--warm);font-weight:800;margin-right:8px}.visual-step p{margin:8px 0 0;color:var(--muted)}.trust-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:32px}.trust-row div,.card,.answer-box,.callout,.takeaways,.sources,.related,details,.tool-block,.entity-block{background:#fff;border:1px solid var(--line);border-radius:8px;padding:20px}.trust-row span{display:block;color:var(--muted);margin-top:6px}.section-head{margin:54px 0 18px}.section-head.compact{margin:0 0 18px}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card p{color:var(--muted)}.content-band{margin-top:46px;margin-bottom:54px;padding:30px;background:var(--soft);border:1px solid var(--line);border-radius:8px}.reset-band{background:#fffaf0}.reset-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.reset-grid div{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px}.reset-grid span{display:block;color:var(--muted);margin-top:6px}.hub-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.hub-grid a{background:#fff;border:1px solid var(--line);padding:16px;border-radius:6px}.page-hero{padding:54px 24px 22px}.page-hero p{font-size:19px;color:var(--muted);max-width:760px}.listing{margin-bottom:60px}.article{max-width:880px;padding-top:38px;padding-bottom:60px}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:22px}.article-head{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:22px}.answer-box{background:#eef8f6;border-color:#cde5df}.geo-block th{width:210px}.diagram{margin:24px 0;padding:0}.diagram img{width:100%;height:auto;display:block;border:1px solid var(--line);border-radius:8px;background:#fff}.diagram figcaption{font-size:13px;color:var(--muted);margin-top:8px}.takeaways ul{margin-bottom:0}.article-body p{font-size:18px}.tool-block{overflow-x:auto}.tool-block table{width:100%;border-collapse:collapse;font-size:15px}.tool-block th{text-align:left;background:#eef8f6;color:#0d534d}.tool-block th,.tool-block td{border:1px solid var(--line);padding:12px;vertical-align:top}.entity-block p{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:0}.entity-block span{background:#eef8f6;border:1px solid #cde5df;border-radius:999px;padding:5px 10px;color:#0d534d;font-size:14px;font-weight:700}.faq-block details{margin-bottom:10px}.faq-block summary,details summary{cursor:pointer;font-weight:800}.sources ul,.related ul{margin-bottom:0}.static p,.static li{font-size:18px}.static h2{margin-top:34px}.site-footer{border-top:1px solid var(--line);background:#fff;padding:34px 0}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}.footer-grid a{display:block;margin-top:8px}.footer-grid p{color:var(--muted);margin:8px 0 0}.site-footer .fine{margin-top:24px}@media(max-width:860px){.hero-grid,.trust-row,.card-grid,.hub-grid,.footer-grid,.reset-grid{grid-template-columns:1fr}.nav{align-items:flex-start;flex-direction:column;padding:16px 24px}.hero{padding-top:44px}h1{font-size:38px}.article-body p{font-size:17px}.brand-name{font-size:19px}.geo-block th{width:auto}}