:root{--ink:#152132;--muted:#5c6573;--line:#dce1e6;--paper:#fbfaf6;--panel:#ffffff;--soft:#f1f3f5;--accent:#9c6b15;--link:#765117;--wash:#f4ead4;--hero:#142132;--th:#e9edf1;--zebra:#f7f8fa;--field:#fcfcfa;--field-line:#bdc6d0;
--mine:#2a78d6;--kitten:#eb6834;--grid:#e6e8eb;--axis:#8b929b;--ref:#9aa1a9}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--ink:#e9edf2;--muted:#a9b2bd;--line:#2f3945;--paper:#11161d;--panel:#18202a;--soft:#1f2834;--accent:#e2b866;--link:#e8c27a;--wash:#2a2416;--hero:#0b1018;--th:#222c38;--zebra:#1b232e;--field:#121921;--field-line:#3a4654;--mine:#3987e5;--kitten:#d95926;--grid:#29323d;--axis:#7d8793;--ref:#6b7480}}
:root[data-theme="dark"]{--ink:#e9edf2;--muted:#a9b2bd;--line:#2f3945;--paper:#11161d;--panel:#18202a;--soft:#1f2834;--accent:#e2b866;--link:#e8c27a;--wash:#2a2416;--hero:#0b1018;--th:#222c38;--zebra:#1b232e;--field:#121921;--field-line:#3a4654;--mine:#3987e5;--kitten:#d95926;--grid:#29323d;--axis:#7d8793;--ref:#6b7480}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.75 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:var(--link);text-underline-offset:3px}a:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.top{max-width:1180px;margin:auto;padding:22px 32px;display:flex;justify-content:space-between;gap:18px;font-size:12px;font-weight:750;letter-spacing:1.6px;text-transform:uppercase}
.hero{background:var(--hero);color:#fff;padding:62px 32px 52px}.hero-inner{max-width:1116px;margin:auto}.eyebrow{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:#e9ce94;font-weight:750}
.hero h1{max-width:950px;font:600 clamp(36px,5.5vw,66px)/1.08 Georgia,serif;letter-spacing:-1.4px;margin:23px 0}.hero .deck{max-width:760px;color:#d9dfe6;font-size:21px;line-height:1.55;margin:0}
.byline{margin-top:16px;font-size:13px;color:#aeb9c6}
.tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.tag{border:1px solid #647083;padding:5px 11px;font-size:12px;border-radius:30px}.tag.alert{background:#ebd7aa;color:#1c2837;border-color:#ebd7aa}
.paths{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:40px}.path{padding:25px;border:1px solid #5c6878;border-radius:14px}.path.win{border-color:#e9ce94;background:rgba(233,206,148,.06)}.path h2{font-size:16px;letter-spacing:.4px;margin:0 0 12px;color:#fff}.path p{font-size:15px;margin:0;color:#dae1e8}.path .chain{font-size:18px;margin-bottom:8px;color:#f2dfb8}.path small{color:#bfcbd7;font-size:12px}
main{max-width:1050px;margin:0 auto;padding:30px 32px 70px}
article h2{font:600 32px/1.25 Georgia,serif;margin:58px 0 20px;letter-spacing:-.4px;scroll-margin-top:30px}article h3{font-size:21px;line-height:1.4;margin:32px 0 14px}article p{margin:0 0 20px}article strong{font-weight:720}sup{font-size:10px;margin-left:2px}sup a{text-decoration:none}
blockquote{margin:26px 0;padding:24px 27px;border-left:4px solid var(--accent);background:var(--wash);font-size:16px;line-height:1.7}blockquote p:last-child{margin-bottom:0}
.table-scroll{overflow-x:auto;margin:24px 0 30px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}table{border-collapse:collapse;width:100%;min-width:600px;font-size:14px;line-height:1.55}th{background:var(--th);font-weight:750}th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}tr:last-child td{border-bottom:0}tbody tr:nth-child(even){background:var(--zebra)}.num{text-align:right;font-variant-numeric:tabular-nums}tr.ref td{font-weight:720}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0 30px}.fact-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px 22px}.fact-card h3{margin:0 0 10px;font-size:15px;letter-spacing:.3px;text-transform:uppercase}.fact-card ul{margin:0;padding-left:18px;font-size:14px;line-height:1.65}.fact-card li{margin-bottom:6px}.fact-card code{font-size:12px;overflow-wrap:anywhere}
.dot{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:7px;vertical-align:0}.dot.mine{background:var(--mine)}.dot.kitten{background:var(--kitten)}
figure{margin:32px 0;background:var(--panel);border:1px solid var(--line);padding:18px 18px 12px;border-radius:12px;position:relative}figure .ftitle{font-weight:720;font-size:15px;margin:0 0 4px}figure .fsub{font-size:13px;color:var(--muted);margin:0 0 8px}figcaption{font-size:12px;color:var(--muted);padding:8px 2px 2px}
.legend{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin:2px 0 6px}
svg.chart{display:block;width:100%;height:auto;overflow:visible}svg.chart text{fill:var(--muted);font:12px system-ui,sans-serif}svg.chart .lbl{fill:var(--ink);font-weight:650}
.tip{position:absolute;pointer-events:none;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:12px;line-height:1.5;box-shadow:0 4px 14px rgba(0,0,0,.12);opacity:0;transition:opacity .08s;white-space:nowrap;z-index:2}
.calculator{background:var(--panel);border:1px solid var(--line);padding:28px;border-radius:16px;margin:22px 0 44px}.calculator h2{font:600 28px/1.2 Georgia,serif;margin:0 0 10px}.calculator>p{font-size:14px;color:var(--muted);margin:0 0 20px}
fieldset{border:0;margin:0 0 14px;padding:0}legend{font-size:12px;font-weight:750;letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-bottom:8px;padding:0}
.input-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px 16px}label{display:block;font-size:12px;font-weight:700;line-height:1.4}input{width:100%;font:16px system-ui;margin-top:6px;padding:9px 12px;border:1px solid var(--field-line);border-radius:6px;background:var(--field);color:var(--ink)}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}.metric{background:var(--soft);border-radius:9px;padding:16px 14px}.metric.mine{box-shadow:inset 3px 0 0 var(--mine)}.metric.kitten{box-shadow:inset 3px 0 0 var(--kitten)}.metric span{display:block;font-size:12px;line-height:1.5;color:var(--muted)}.metric b{display:block;font-size:25px;line-height:1.25;margin:6px 0;font-variant-numeric:tabular-nums}.metric small{font-size:12px}
.calc-note{font-size:12px!important;margin-top:16px!important;color:var(--muted)}.error{color:#c0482c;min-height:22px;font-size:14px}
.toc{font-size:13px;line-height:1.65;margin:25px 0 30px;border-bottom:1px solid var(--line);padding-bottom:22px}.toc summary{cursor:pointer;font-weight:750}.toc nav{display:flex;flex-wrap:wrap;gap:8px 20px;padding-top:14px}
ol{padding-left:25px;font-size:14px;line-height:1.7}li{overflow-wrap:anywhere}ol li{margin-bottom:12px}footer{border-top:1px solid var(--line);padding-top:22px;font-size:12px;color:var(--muted)}.skip{position:absolute;left:-10000px}.skip:focus{left:20px;top:10px;z-index:10;background:var(--panel);padding:10px}
.presets{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}.presets button{font:600 14px system-ui;padding:8px 14px;border-radius:30px;border:1px solid var(--field-line);background:var(--field);color:var(--ink);cursor:pointer}.presets button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.presets button:focus-visible{outline:3px solid var(--accent);outline-offset:2px}.presets span{font-size:12px;color:var(--muted);align-self:center}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin:8px 0 24px}.cta a{display:inline-block;padding:10px 16px;border:1px solid var(--line);border-radius:8px;background:var(--panel);text-decoration:none;font-size:14px;font-weight:650}
@media(max-width:760px){body{font-size:16px}.top{padding:18px 16px;font-size:10px}.hero{padding:38px 16px}.hero .deck{font-size:18px}.paths,.facts{grid-template-columns:1fr}.path{padding:19px}main{padding:22px 16px 45px}.calculator{padding:18px}.input-grid{grid-template-columns:repeat(2,1fr)}.metrics{grid-template-columns:repeat(2,1fr)}.metric b{font-size:22px}article h2{font-size:27px;margin-top:44px}figure{padding:12px 10px 8px}blockquote{padding:18px 20px}}
@media print{.top,.calculator,.toc,.cta{display:none}.hero{background:white;color:black;padding:0 0 25px}.hero .eyebrow,.hero .deck,.byline{color:black}.paths,.tags{display:none}main{padding:0;max-width:none}body{font-size:11pt;background:white;color:black}figure,.table-scroll,blockquote{break-inside:avoid}}
.site-nav{position:sticky;top:0;z-index:5;background:var(--paper);border-bottom:1px solid var(--line)}.site-nav .wrap{max-width:1180px;margin:auto;padding:10px 32px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.site-nav .brand{display:flex;align-items:center;gap:9px;font-weight:750;font-size:15px;text-decoration:none;color:var(--ink)}.site-nav .brand img{border-radius:50%}
.site-nav .links{display:flex;gap:6px 18px;flex-wrap:wrap;font-size:14px}.site-nav .links a{text-decoration:none;color:var(--muted);font-weight:650}.site-nav .links a[aria-current=page]{color:var(--ink);text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px}
.answer{background:var(--wash);border-left:4px solid var(--accent);border-radius:0 12px 12px 0;padding:20px 24px;margin:6px 0 26px}.answer p{margin:0;font-size:16px;line-height:1.7}.answer .answer-title{font-size:12px;font-weight:750;letter-spacing:1.4px;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.steps{list-style:none;padding:0;margin:20px 0 30px;counter-reset:step;font-size:inherit;line-height:inherit}.steps li{position:relative;padding:0 0 4px 58px;margin:0 0 18px;counter-increment:step}.steps li::before{content:counter(step);position:absolute;left:0;top:2px;width:40px;height:40px;border-radius:50%;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-weight:750;font-size:17px}
.steps h3{margin:0 0 4px!important;font-size:19px}.steps p{margin:0!important}
.plain-list{padding-left:22px;font-size:inherit;line-height:1.7}.plain-list li{margin-bottom:10px}.plain-list code,article p code{font-size:13px;overflow-wrap:anywhere}
.calculator h3{font:600 26px/1.2 Georgia,serif;margin:0 0 10px}.calculator>p{font-size:14px;color:var(--muted);margin:0 0 18px}
.handoff{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--kitten);border-radius:12px;padding:22px 26px;margin:20px 0 30px}.handoff p{font-size:16px}.handoff p:last-child{margin-bottom:0}
.button{display:inline-block;background:var(--ink);color:var(--paper)!important;text-decoration:none;font-weight:700;font-size:15px;padding:12px 20px;border-radius:10px}.button:hover{opacity:.9}
.faq details{border-bottom:1px solid var(--line);padding:14px 0}.faq summary{cursor:pointer;font-weight:720;font-size:17px}.faq details p{margin:10px 0 0;font-size:16px}
.site-foot{border-top:1px solid var(--line);background:var(--panel);margin-top:20px}.site-foot .wrap{max-width:1050px;margin:auto;padding:26px 32px 40px;font-size:13px;color:var(--muted)}.site-foot p{margin:0 0 12px}.site-foot nav{display:flex;flex-wrap:wrap;gap:8px 18px}.site-foot .footer-about{font-size:12px}
@media(max-width:760px){.site-nav{position:static}.site-nav .wrap{padding:10px 16px;gap:8px}.site-nav .links{gap:4px 14px;font-size:13px}.site-foot .wrap{padding:22px 16px 34px}.steps li{padding-left:50px}.steps li::before{width:34px;height:34px;font-size:15px}.answer{padding:16px 18px}.handoff{padding:18px}}