:root{--bg:#f5f7fb;--ink:#14213d;--muted:#51607a;--navy:#0b1b33;--navy2:#132a4d;--gold:#f2b134;--gold-d:#b87d0b;--line:#dbe2ee;--card:#fff;--ok:#1d7a4f;--r:14px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow-x:hidden}
h1,h2,h3,.brand,.kicker,.foot-brand,.big{font-family:"Space Grotesk",Inter,system-ui,sans-serif;line-height:1.2;letter-spacing:-.01em}
a{color:#1f4fa3}a:hover{color:var(--gold-d)}
img,svg{max-width:100%}
.wrap{width:100%;max-width:1080px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:9}
.top{background:var(--navy);color:#fff;position:sticky;top:0;z-index:5;border-bottom:3px solid var(--gold)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-size:18px;font-weight:500}
.brand b{color:var(--gold);font-weight:700}.brand:hover{color:#fff}
.brand-mark{display:inline-flex;width:34px;height:34px;border-radius:9px;background:var(--gold);color:var(--navy);align-items:center;justify-content:center}
.brand-mark svg{width:22px;height:22px}
.top nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.top nav a{color:#cfd8e8;text-decoration:none;font-size:14px;font-weight:500;padding:6px 10px;border-radius:8px;display:block}
.top nav a:hover,.top nav a[aria-current]{color:var(--navy);background:var(--gold)}
.hero{background:linear-gradient(180deg,var(--navy2),var(--navy));color:#fff;padding:44px 0 52px}
.crumbs+.hero{padding-top:28px}
.crumbs{font-size:13px;color:var(--muted);padding-top:12px;padding-bottom:12px;display:flex;gap:8px;flex-wrap:wrap}
.kicker{color:var(--gold);text-transform:uppercase;font-size:13px;font-weight:700;letter-spacing:.12em;margin:0 0 8px}
.hero h1{font-size:clamp(30px,5vw,48px);margin:0 0 14px;max-width:18ch}
.lede{font-size:18px;color:#d6deeb;max-width:62ch;margin:0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin:-28px 0 8px}
.related .cards,.foot .cards{margin-top:0}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:8px;box-shadow:0 6px 18px rgba(11,27,51,.07);transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-2px);border-color:var(--gold);color:var(--ink)}
.card h2{font-size:20px;margin:4px 0 0}.card p{margin:0;color:var(--muted);font-size:15px}
.card-ic{width:42px;height:42px;border-radius:10px;background:#fff4dc;color:var(--gold-d);display:inline-flex;align-items:center;justify-content:center}
.card-ic svg{width:24px;height:24px}
.card.sm{flex-direction:row;align-items:center;padding:14px;font-weight:600}
.go{margin-top:auto;font-weight:600;color:#1f4fa3;font-size:14px}
.prose{padding-top:28px;padding-bottom:8px}.prose h2{font-size:26px;margin:34px 0 10px}.prose p,.prose li{max-width:72ch}
.tbl{border-collapse:collapse;width:100%;max-width:720px;margin:14px 0;font-size:15px;background:#fff;border-radius:10px;overflow:hidden;display:block;overflow-x:auto}
.tbl caption{text-align:left;font-weight:600;padding:0 0 6px;color:var(--muted)}
.tbl th,.tbl td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl th{background:#eef2f9;font-weight:600}
.tool{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:20px;margin-top:-28px;align-items:start}
.panel,.results{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:0 6px 18px rgba(11,27,51,.07);min-width:0}
.panel{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fld{display:flex;flex-direction:column;gap:4px;min-width:0}.fld.wide{grid-column:1/-1}
.fld label{font-weight:600;font-size:14px}
.fld small{color:var(--muted);font-size:12.5px;line-height:1.4}
input,select,button{font:inherit}
.fld input,.fld select{width:100%;padding:10px 12px;border:1.5px solid #c5cfdf;border-radius:10px;background:#fbfcfe;color:var(--ink);font-size:16px}
.fld input:focus,.fld select:focus{outline:none;border-color:var(--gold-d);box-shadow:0 0 0 3px rgba(242,177,52,.3)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:4px}
.chips button{border:1.5px solid #c5cfdf;background:#fff;border-radius:999px;padding:5px 11px;font-size:13px;cursor:pointer;color:var(--ink)}
.chips button[aria-pressed=true]{background:var(--navy);color:#fff;border-color:var(--navy)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(118px,1fr));gap:10px;margin-bottom:14px}
.stat{background:#f3f6fb;border-radius:10px;padding:12px}
.stat .lbl{font-size:12.5px;color:var(--muted);display:block}
.big{font-size:28px;font-weight:700;color:var(--navy);display:block}
.stat.hl{background:var(--navy);color:#fff}.stat.hl .lbl{color:#cfd8e8}.stat.hl .big{color:var(--gold)}
.bom{width:100%;border-collapse:collapse;font-size:14.5px}
.bom th,.bom td{padding:8px 6px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.bom td.n,.bom th.n{text-align:right;white-space:nowrap}
.bom tfoot td{font-weight:700;border-bottom:none;font-size:16px}
.note{font-size:13.5px;color:var(--muted);margin:10px 0 0}
.buy{display:flex;gap:14px;background:#fff8e7;border:1px solid #f3d693;border-radius:var(--r);padding:18px;margin:30px 0}
.buy-ic{flex:none;width:40px;height:40px;border-radius:10px;background:var(--gold);color:var(--navy);display:flex;align-items:center;justify-content:center}.buy-ic svg{width:24px}
.buy p{margin:0}.buy-h{font-weight:700;font-family:"Space Grotesk",sans-serif;font-size:18px;margin-bottom:4px!important}
.faq{margin:34px 0}.faq h2{font-size:26px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;margin:8px 0;padding:0 16px}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none;position:relative;padding-right:28px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:12px;font-size:20px;color:var(--gold-d)}
.faq details[open] summary::after{content:"\2212"}
.faq-a p{margin:0 0 14px}
.related{margin:30px 0 40px}.related h2{font-size:22px}
.foot{background:var(--navy);color:#c3cde0;margin-top:40px;padding:34px 0 18px;font-size:14.5px}
.foot a{color:var(--gold)}
.foot-in{display:grid;grid-template-columns:1.2fr 1fr 1.3fr;gap:24px}
.foot-brand{font-size:18px;color:#fff;margin:0 0 6px}.foot-h{color:#fff;font-weight:600;margin:0 0 6px}
.foot ul{list-style:none;padding:0;margin:0}.foot li{margin:4px 0}
.legal{font-size:12.5px;color:#8c9bb6;margin-top:18px}
@media (max-width:860px){.tool{grid-template-columns:1fr}.foot-in{grid-template-columns:1fr}}
@media (max-width:520px){.panel{grid-template-columns:1fr}.top nav a{font-size:13px;padding:5px 8px}.hero{padding:30px 0 44px}.big{font-size:24px}.bom{font-size:13.5px}}