:root{--ink:#102732;--muted:#52656d;--paper:#f8f6f0;--white:#fff;--teal:#0b6b6f;--gold:#d9912b;--line:#d8e0df;--soft:#eaf3f1;--nav:#0f2d38;--shadow:0 12px 30px rgba(21,48,57,.09);--radius:18px;--max:1440px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}a{color:var(--teal);text-decoration-thickness:.08em;text-underline-offset:.14em}a:hover{color:#084f52}.wrap{width:min(calc(100% - 36px),var(--max));margin:auto}.skip{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px 14px;z-index:99}.skip:focus{left:8px}.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.header-row{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}.brand strong{display:block;font-size:1.03rem}.brand small{display:block;color:var(--muted);font-size:.78rem}.main-nav{background:var(--nav)}.nav-links{display:flex;gap:4px;list-style:none;margin:0;padding:0;flex-wrap:wrap}.nav-links a{display:block;padding:11px 14px;color:#e9f5f5;text-decoration:none;border-radius:8px}.nav-links a:hover,.nav-links a.active{background:#174451;color:#fff}.nav-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:9px;padding:8px 12px}.hero{background:linear-gradient(135deg,#0e3340,#105760 65%,#14747a);color:#fff;padding:58px 0}.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:52px;align-items:center}.hero h1{font-size:clamp(2.3rem,5vw,4.7rem);line-height:1.02;margin:.12em 0 .32em;letter-spacing:-.045em}.hero .lead{font-size:clamp(1.05rem,1.8vw,1.35rem);max-width:830px;color:#e3f2f1}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.78rem;font-weight:800;color:#ffd48c}.hero-art img{width:100%;max-height:390px;object-fit:contain}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.button{display:inline-block;padding:12px 18px;border-radius:11px;background:var(--gold);color:#132a33;text-decoration:none;font-weight:800;border:2px solid var(--gold)}.button.secondary{background:transparent;color:#fff;border-color:#a9d7d5}.section{padding:48px 0}.section.alt{background:#eef3f1}.section h2{font-size:clamp(1.65rem,3vw,2.5rem);line-height:1.15;margin-top:0;letter-spacing:-.025em}.section-intro{max-width:860px;color:var(--muted);font-size:1.06rem}.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:24px}.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.card h3{margin:.1em 0 .45em;font-size:1.18rem}.card h3 a{text-decoration:none;color:var(--ink)}.card p{color:var(--muted);margin:.35em 0 1em}.text-link{font-weight:800;text-decoration:none}.breadcrumbs{font-size:.88rem;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.breadcrumbs a{color:var(--muted)}.article-wrap{width:min(calc(100% - 36px),1100px);margin:auto}.article-hero{padding:38px 0 18px}.article-hero h1{font-size:clamp(2rem,4.2vw,3.6rem);line-height:1.08;letter-spacing:-.04em;margin:.18em 0}.dek{font-size:1.18rem;color:var(--muted);max-width:900px}.article-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:.9rem;color:var(--muted);margin-top:14px}.article-body{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:42px;padding-bottom:54px}.article-content{font-size:1.02rem}.article-content h2{font-size:1.65rem;line-height:1.2;margin-top:2em}.article-content h3{font-size:1.22rem;margin-top:1.5em}.article-content p,.article-content li{max-width:790px}.article-content ul,.article-content ol{padding-left:1.35rem}.callout{border-left:5px solid var(--gold);background:#fff7e8;padding:16px 18px;border-radius:0 12px 12px 0;margin:22px 0}.callout.info{border-color:var(--teal);background:#edf8f7}.sidebox{position:sticky;top:145px;align-self:start;background:var(--white);border:1px solid var(--line);border-radius:16px;padding:18px}.sidebox h2{font-size:1rem;margin-top:0}.sidebox ul{margin:0;padding-left:1.05rem}.sidebox li{margin:.4em 0}.category-band{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.pill{display:inline-flex;padding:6px 10px;background:var(--soft);border:1px solid #cfe0de;border-radius:999px;font-size:.83rem;color:#22555a;text-decoration:none}.tool-shell{background:var(--white);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:24px;margin:24px 0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field label{display:block;font-weight:750;margin-bottom:5px}.field input,.field select,.field textarea{width:100%;padding:11px 12px;border:1px solid #aebcbe;border-radius:10px;font:inherit;background:#fff;color:var(--ink)}.tool-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.tool-actions button,.print-actions button{border:0;border-radius:10px;background:var(--teal);color:#fff;padding:11px 16px;font:inherit;font-weight:800;cursor:pointer}.tool-actions button.secondary{background:#e8efee;color:var(--ink)}.results{margin-top:20px;padding:18px;background:#eef7f6;border-radius:14px;border:1px solid #c8dfdc}.results:empty{display:none}.result-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.metric{background:#fff;border:1px solid #d3e2df;border-radius:12px;padding:14px}.metric strong{display:block;font-size:1.35rem}.metric span{font-size:.82rem;color:var(--muted)}.table-wrap{overflow-x:auto}.data-table{width:100%;border-collapse:collapse;background:#fff}.data-table th,.data-table td{padding:11px 12px;border:1px solid var(--line);text-align:left;vertical-align:top}.data-table th{background:#eef5f4}.checklist{list-style:none;padding:0}.checklist li{position:relative;padding:12px 12px 12px 42px;background:#fff;border:1px solid var(--line);border-radius:12px;margin:9px 0}.checklist li:before{content:"□";position:absolute;left:14px;top:9px;font-size:1.35rem;color:var(--teal)}.print-actions{margin:20px 0}.site-footer{background:#0d2832;color:#d9e7e8;padding:38px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:34px}.site-footer a{display:block;color:#d9e7e8;margin:.35em 0}.footer-head{font-size:1rem;color:#fff}.fine{font-size:.86rem;color:#aac2c5}.copyright{border-top:1px solid #294650;margin-top:28px;padding-top:16px;font-size:.85rem;color:#aac2c5}.notice{padding:14px 16px;background:#fff4dc;border:1px solid #edd39d;border-radius:12px}.kicker{font-size:.82rem;text-transform:uppercase;letter-spacing:.11em;font-weight:800;color:var(--teal)}.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.stat{background:#fff;border:1px solid var(--line);padding:18px;border-radius:14px}.stat strong{display:block;font-size:1.7rem;color:var(--teal)}.source-list li{margin:.8em 0}.definition-list dt{font-weight:850;margin-top:1.1em}.definition-list dd{margin:.2em 0 .7em;color:var(--muted)}
@media(max-width:900px){.hero-grid,.article-body{grid-template-columns:1fr}.hero-art{display:none}.sidebox{position:static}.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}.stat-strip{grid-template-columns:repeat(2,1fr)}}
@media(max-width:650px){.wrap,.article-wrap{width:min(calc(100% - 24px),var(--max))}.header-row{min-height:70px}.brand small{display:none}.nav-toggle{display:block}.main-nav{display:none}.main-nav.open{display:block}.nav-links{display:block;padding:8px 0}.nav-links a{padding:10px 8px}.hero{padding:38px 0}.card-grid,.form-grid,.result-grid,.footer-grid,.stat-strip{grid-template-columns:1fr}.section{padding:34px 0}.tool-shell{padding:17px}.article-body{gap:18px}}
@media print{.site-header,.site-footer,.breadcrumbs,.sidebox,.print-actions{display:none!important}.article-body{display:block}.article-wrap{width:100%}.card,.tool-shell{box-shadow:none}.checklist li{break-inside:avoid}}