:root{--y:#FFE414;--y2:#FFF27A;--ink:#111111;--ink2:#1C1C1C;--muted:#5F5F5F;--line:#E3E3E3;--soft:#F6F6F2;--bg:#FFFFFF;--maxw:1180px;--read:760px;--r:14px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.7 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--ink);text-decoration-color:var(--y);text-decoration-thickness:3px;text-underline-offset:3px}
a:hover{background:var(--y2)}
img,svg{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--y);padding:8px;z-index:99}
/* header */
.site-header{background:#000;color:#fff;position:sticky;top:0;z-index:50;border-bottom:3px solid var(--y)}
.hbar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;font-size:20px;letter-spacing:-.3px}
.logo:hover{background:none}
.logo span b{color:var(--y)}
.nav{display:flex;align-items:center;gap:4px}
.nav a,.nav button{color:#fff;text-decoration:none;font:600 15px/1 inherit;padding:10px 12px;border-radius:999px;background:none;border:0;cursor:pointer;font-family:inherit}
.nav a:hover,.nav button:hover{background:#222}
.dd{position:relative}
.dd-menu{display:none;position:absolute;right:0;top:100%;background:#111;border:1px solid #333;border-radius:12px;padding:8px;min-width:230px;box-shadow:0 12px 30px rgba(0,0,0,.4)}
.dd:hover .dd-menu,.dd:focus-within .dd-menu{display:block}
.dd-menu a{display:block;border-radius:8px;padding:10px 12px}
.btn{display:inline-block;background:var(--y);color:#000 !important;font-weight:800;text-decoration:none;padding:13px 22px;border-radius:999px;border:2px solid var(--y);line-height:1.2;text-align:center}
.btn:hover{background:#fff;border-color:#fff}
.btn-dark{background:#000;color:#fff !important;border-color:#000}.btn-dark:hover{background:var(--ink2);color:var(--y) !important}
.nav a.btn{padding:10px 16px;color:#000 !important;background:var(--y);margin-left:6px}
.nav a.btn:hover{background:#fff}
.menu-toggle{display:none;background:none;border:0;color:#fff;font-size:26px;cursor:pointer;padding:6px 10px}
@media(max-width:960px){
 .menu-toggle{display:block}
 .nav{display:none;position:absolute;left:0;right:0;top:67px;background:#000;flex-direction:column;align-items:stretch;padding:12px 16px 20px;border-bottom:3px solid var(--y);max-height:calc(100vh - 70px);overflow:auto}
 .nav.open{display:flex}
 .dd-menu{display:block;position:static;border:0;box-shadow:none;background:none;padding:0 0 0 12px}
 .dd>button{display:none}
 .nav a{padding:12px}
}
/* breadcrumbs */
.crumbs{font-size:14px;color:var(--muted);padding:18px 0 0}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li:before{content:"›";margin-right:6px;color:#aaa}
.crumbs a{color:var(--muted)}
/* article */
.layout{display:grid;grid-template-columns:minmax(0,var(--read)) 300px;gap:48px;justify-content:center;padding-bottom:40px}
@media(max-width:1060px){.layout{grid-template-columns:minmax(0,1fr)}.sidebar{display:none}}
article h1{font-size:clamp(30px,4.6vw,46px);line-height:1.12;letter-spacing:-1px;margin:14px 0 14px}
.byline{color:var(--muted);font-size:14px;display:flex;flex-wrap:wrap;gap:6px 14px;margin-bottom:10px}
.disc-mini{font-size:13px;color:var(--muted);border-left:3px solid var(--y);padding-left:10px;margin:8px 0 22px}
.answer{background:var(--soft);border:2px solid #000;border-radius:var(--r);padding:18px 20px;margin:0 0 26px;box-shadow:6px 6px 0 var(--y)}
.answer strong{display:block;font-size:13px;text-transform:uppercase;letter-spacing:1px;margin-bottom:6px}
.answer p{margin:0}
.toc{border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;margin:0 0 30px}
.toc summary{font-weight:800;cursor:pointer}
.toc ol{margin:10px 0 0;padding-left:20px;font-size:15px}
.content h2{font-size:clamp(23px,3vw,30px);line-height:1.25;letter-spacing:-.4px;margin:44px 0 12px;scroll-margin-top:90px}
.content h3{font-size:20px;line-height:1.3;margin:28px 0 8px;scroll-margin-top:90px}
.content p{margin:0 0 16px}
.content ul,.content ol{padding-left:24px;margin:0 0 18px}
.content li{margin:6px 0}
.content table{width:100%;border-collapse:collapse;margin:20px 0 26px;font-size:15px;display:block;overflow-x:auto}
.content th{background:#000;color:#fff;text-align:left;padding:10px 12px;white-space:nowrap}
.content td{border-bottom:1px solid var(--line);padding:10px 12px;vertical-align:top}
.content tr:nth-child(even) td{background:#FAFAF7}
.content blockquote{margin:20px 0;padding:12px 18px;border-left:5px solid var(--y);background:var(--soft)}
.callout{background:#FFFBD6;border:1px solid #F2DE4B;border-radius:12px;padding:14px 18px;margin:22px 0}
.callout p:last-child{margin:0}
.key-takeaways{background:#000;color:#fff;border-radius:var(--r);padding:18px 22px;margin:24px 0}
.key-takeaways a{color:var(--y)}
.key-takeaways ul{margin:0}
/* CTA */
.cta{background:#000;color:#fff;border-radius:18px;padding:26px 24px;margin:34px 0;position:relative;overflow:hidden}
.cta:after{content:"";position:absolute;right:-40px;top:-40px;width:160px;height:160px;border-radius:50%;background:var(--y);opacity:.95}
.cta>*{position:relative;z-index:1}
.cta .kicker{display:inline-block;background:var(--y);color:#000;font-weight:800;font-size:12px;letter-spacing:1px;text-transform:uppercase;padding:4px 10px;border-radius:999px}
.cta h2,.cta .h{color:#fff;font-size:24px;line-height:1.25;margin:12px 0 8px;max-width:520px;font-weight:800}
.cta p{color:#ddd;max-width:560px;margin:0 0 16px}
.cta small{display:block;color:#aaa;font-size:12px;margin-top:12px;max-width:560px}
/* faq */
.faq{margin:46px 0 10px}
.faq h2{font-size:30px;letter-spacing:-.4px}
.faq-item{border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:10px 0}
.faq-item h3{font-size:18px;margin:0 0 6px}
.faq-item p{margin:0}
/* related */
.related h2,.more h2{font-size:24px;margin:40px 0 14px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.card{display:block;border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;text-decoration:none;transition:.15s;background:#fff}
.card:hover{border-color:#000;box-shadow:5px 5px 0 var(--y);background:#fff}
.card b{display:block;line-height:1.35;margin-bottom:6px}
.card span{font-size:14px;color:var(--muted);line-height:1.5;display:block}
.card .tag{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.8px;text-transform:uppercase;background:var(--y);color:#000;border-radius:999px;padding:2px 8px;margin-bottom:8px}
.more ul{columns:2;column-gap:28px;padding-left:18px;font-size:15px}
@media(max-width:640px){.more ul{columns:1}}
/* sidebar */
.sidebar .sticky{position:sticky;top:90px}
.side-box{border:2px solid #000;border-radius:var(--r);padding:18px;margin:26px 0 18px;background:var(--y)}
.side-box b{display:block;font-size:19px;line-height:1.25;margin-bottom:8px}
.side-box p{font-size:14px;margin:0 0 12px}
.side-box .btn{background:#000;color:#fff !important;border-color:#000;width:100%}
.side-list{border:1px solid var(--line);border-radius:var(--r);padding:14px 18px;font-size:14px}
.side-list b{display:block;margin-bottom:6px}
.side-list ul{padding-left:18px;margin:0}
.side-list li{margin:6px 0}
/* hero/home/hub */
.hero{background:#000;color:#fff;padding:56px 0 64px;border-bottom:3px solid var(--y)}
.hero h1{font-size:clamp(34px,6vw,62px);line-height:1.04;letter-spacing:-1.6px;margin:0 0 16px;max-width:860px}
.hero h1 em{font-style:normal;color:#000;background:var(--y);padding:0 8px;border-radius:10px;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.hero p{font-size:19px;color:#ddd;max-width:700px;margin:0 0 24px}
.hero .row{display:flex;flex-wrap:wrap;gap:12px}
.hero .btn-ghost{color:#fff !important;border:2px solid #fff;background:none}
.hero .btn-ghost:hover{background:#fff;color:#000 !important}
.section{padding:48px 0}
.section h2{font-size:clamp(26px,3.6vw,36px);letter-spacing:-.6px;margin:0 0 10px}
.section .lead{color:var(--muted);max-width:720px;margin:0 0 26px}
.alt{background:var(--soft)}
.path{counter-reset:s;display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px;list-style:none;padding:0}
.path li{counter-increment:s}
.path a{display:block;height:100%;border:2px solid #000;border-radius:var(--r);padding:16px;text-decoration:none;background:#fff}
.path a:before{content:counter(s);display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--y);font-weight:800;margin-bottom:8px}
.path a:hover{box-shadow:5px 5px 0 var(--y)}
.path b{display:block;line-height:1.3}
.hub-intro{max-width:var(--read)}
.hub-intro h1{font-size:clamp(32px,5vw,50px);letter-spacing:-1px;line-height:1.1;margin:14px 0}
.feature{border:2px solid #000;border-radius:18px;padding:22px;margin:24px 0;box-shadow:8px 8px 0 var(--y)}
.feature .tag{background:#000;color:var(--y)}
/* footer */
.site-footer{background:#000;color:#bbb;padding:44px 0 28px;margin-top:40px;border-top:3px solid var(--y);font-size:14px}
.fgrid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}
@media(max-width:800px){.fgrid{grid-template-columns:1fr 1fr}}
.site-footer a{color:#eee;text-decoration:none}
.site-footer a:hover{color:var(--y);background:none}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:7px 0}
.site-footer h3{color:#fff;font-size:15px;margin:0 0 10px}
.fine{border-top:1px solid #333;margin-top:28px;padding-top:18px;font-size:12.5px;color:#999}
/* sticky mobile cta */
.mcta{display:none}
@media(max-width:760px){
 .mcta{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;background:#000;border-top:3px solid var(--y);padding:10px 12px;gap:10px;align-items:center;transform:translateY(110%);transition:.25s}
 .mcta.show{transform:none}
 .mcta span{color:#fff;font-size:14px;font-weight:700;line-height:1.25;flex:1}
 .mcta .btn{padding:11px 14px;font-size:14px;white-space:nowrap}
 .mcta button{background:none;border:0;color:#999;font-size:22px;padding:0 4px;cursor:pointer}
 body{padding-bottom:4px}
}
/* popup */
.pop{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;align-items:center;justify-content:center;z-index:100;padding:16px}
.pop.show{display:flex}
.pop-card{background:#fff;border-radius:20px;max-width:460px;width:100%;padding:28px 24px 22px;position:relative;border:3px solid #000;box-shadow:10px 10px 0 var(--y)}
.pop-card .x{position:absolute;right:10px;top:8px;background:none;border:0;font-size:28px;cursor:pointer;line-height:1;padding:6px}
.pop-card .kicker{display:inline-block;background:var(--y);font-weight:800;font-size:12px;letter-spacing:1px;text-transform:uppercase;padding:4px 10px;border-radius:999px}
.pop-card h2{font-size:26px;line-height:1.15;margin:12px 0 8px;letter-spacing:-.5px}
.pop-card p{margin:0 0 16px;color:#333}
.pop-card .btn{width:100%;background:#000;color:#fff !important;border-color:#000}
.pop-card .btn:hover{color:var(--y) !important}
.pop-card small{display:block;font-size:11.5px;color:#777;margin-top:12px}
.pop-card .no{display:block;margin:10px auto 0;background:none;border:0;color:#666;text-decoration:underline;cursor:pointer;font-size:13px}
/* calculator */
.calc{border:2px solid #000;border-radius:18px;padding:22px;margin:26px 0;background:var(--soft);box-shadow:8px 8px 0 var(--y)}
.calc h2{margin-top:0 !important}
.calc .grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.calc label{display:block;font-size:14px;font-weight:700}
.calc input{width:100%;margin-top:6px;padding:11px 12px;border:2px solid #000;border-radius:10px;font:16px inherit;font-family:inherit;background:#fff}
.calc .out{margin-top:18px;display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
.calc .out div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px}
.calc .out span{display:block;font-size:12.5px;color:var(--muted)}
.calc .out b{font-size:22px}
.calc .out .net{background:#000;color:#fff;border-color:#000}.calc .out .net span{color:#ccc}.calc .out .net b{color:var(--y)}
.calc .note{font-size:12.5px;color:var(--muted);margin:14px 0 0}
.page-simple{max-width:var(--read);margin:0 auto;padding-bottom:30px}
.page-simple h1{font-size:clamp(30px,4.5vw,44px);letter-spacing:-1px;line-height:1.1}
.pop-list{margin:0 0 16px;padding-left:20px;font-size:15px}.pop-list li{margin:4px 0}
.pop-exit .pop-card{box-shadow:10px 10px 0 #000;border-color:#000;background:var(--y)}
.pop-exit .pop-card .kicker{background:#000;color:var(--y)}