:root{--bg:#111614;--sf:#1a211e;--sf2:#202a25;--ln:#2b3832;--ac:#22c55e;--ac2:#16a34a;--amb:#f5b942;--tx:#e8efe9;--mu:#9fb0a6;--red:#f87171;--r:12px;--font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font-family:var(--font);font-size:1.0625rem;line-height:1.65}
img,svg{max-width:100%}
a{color:var(--ac);text-underline-offset:3px}
a:hover{color:#4ade80}
:focus-visible{outline:3px solid var(--amb);outline-offset:2px;border-radius:4px}
h1,h2,h3{line-height:1.25;letter-spacing:-.01em}
h1{font-size:clamp(1.75rem,4.5vw,2.6rem);margin:.2em 0 .4em}
h2{font-size:1.45rem;margin:2em 0 .6em}
h3{font-size:1.15rem;margin:1.5em 0 .4em}
p,ul,ol{margin:0 0 1em}
.wrap{max-width:1120px;margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-9999px;top:8px;background:var(--amb);color:#111;padding:8px 14px;z-index:10;font-weight:700}
.skip:focus{left:8px}
.muted{color:var(--mu)}
.num,.chip,table{font-variant-numeric:tabular-nums}
/* header */
.site-head{border-bottom:1px solid var(--ln);background:#0d1210}
.head-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 20px;padding-top:12px;padding-bottom:12px}
.logo{display:flex;align-items:center;gap:10px;color:var(--tx);text-decoration:none;font-weight:800;font-size:1.15rem}
.logo svg{width:30px;height:30px}
.site-head ul{list-style:none;display:flex;flex-wrap:wrap;gap:4px;margin:0;padding:0}
.site-head nav a{display:block;padding:6px 12px;border-radius:999px;color:var(--tx);text-decoration:none;font-size:.95rem}
.site-head nav a:hover,.site-head nav a[aria-current]{background:var(--sf2);color:var(--ac)}
/* hero with pitch lines */
.hero{position:relative;overflow:hidden;margin:24px 0;padding:28px 20px;border:1px solid var(--ln);border-radius:18px;background:repeating-linear-gradient(90deg,transparent 0 63px,rgba(34,197,94,.04) 63px 64px),linear-gradient(160deg,#16231c,#121a16)}
.hero::before{content:"";position:absolute;top:0;bottom:0;left:50%;border-left:2px solid rgba(34,197,94,.1)}
.hero::after{content:"";position:absolute;left:50%;top:50%;width:220px;height:220px;margin:-110px 0 0 -110px;border:2px solid rgba(34,197,94,.1);border-radius:50%}
.hero>*{position:relative;z-index:1}
.hero-grid{display:grid;gap:24px;align-items:center}
.lead{font-size:1.15rem;color:var(--mu);max-width:40em}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ac);margin-bottom:6px}
/* slip */
.slip{background:var(--sf);border:1px solid var(--ln);border-radius:14px;padding:16px;box-shadow:0 10px 30px rgba(0,0,0,.35);max-width:380px;width:100%;justify-self:center}
.slip-t{display:flex;justify-content:space-between;font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--mu);border-bottom:1px dashed var(--ln);padding-bottom:8px;margin:0 0 8px}
.slip-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--ln)}
.slip-row small{display:block;color:var(--mu);font-size:.8rem}
.slip-sum{display:flex;justify-content:space-between;align-items:center;padding-top:10px;font-weight:700}
.slip-note{font-size:.85rem;color:var(--mu);margin:10px 0 0}
.chip{display:inline-block;min-width:3.6em;text-align:center;padding:3px 10px;border-radius:999px;background:rgba(245,185,66,.12);border:1px solid rgba(245,185,66,.45);color:var(--amb);font-weight:700;font-size:.92em;white-space:nowrap}
.chip.g{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.45);color:var(--ac)}
/* sections & cards */
.sec{margin:40px 0}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:12px;flex-wrap:wrap}
.cards{list-style:none;margin:0;padding:0;display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.card a{display:flex;flex-direction:column;height:100%;padding:18px;background:var(--sf);border:1px solid var(--ln);border-radius:var(--r);color:var(--tx);text-decoration:none;transition:border-color .2s,transform .2s}
.card a:hover{border-color:var(--ac2);transform:translateY(-2px)}
.card h3{margin:.3em 0 .4em;font-size:1.08rem}
.card p{color:var(--mu);font-size:.95rem;flex:1}
.card .more{color:var(--ac);font-weight:600;font-size:.9rem}
.tag{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--amb);font-weight:700}
.ico{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:10px;background:rgba(34,197,94,.12);color:var(--ac)}
.ico svg{width:24px;height:24px}
.box{background:var(--sf);border:1px solid var(--ln);border-radius:var(--r);padding:18px 20px}
.box>:last-child{margin-bottom:0}
.two{display:grid;gap:16px}
/* calculator */
.calc{background:var(--sf);border:1px solid var(--ln);border-top:4px solid var(--ac);border-radius:var(--r);padding:20px;margin:28px 0}
.calc h2{margin-top:0}
.calc fieldset{border:0;margin:0 0 12px;padding:0}
.calc legend{font-weight:700;margin-bottom:8px}
.odds-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.field label{display:block;font-size:.9rem;color:var(--mu);margin-bottom:4px}
.field input{width:100%;padding:10px 12px;font:inherit;font-variant-numeric:tabular-nums;color:var(--tx);background:#0f1513;border:1px solid #3a4a42;border-radius:8px}
.field input:focus{border-color:var(--ac)}
.calc-row{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.calc-row .field{flex:1 1 180px}
.btn{font:inherit;font-weight:700;padding:10px 22px;border:0;border-radius:999px;background:var(--ac);color:#0b120e;cursor:pointer}
.btn:hover{background:#4ade80}
.calc-out{margin-top:16px;padding:14px 16px;background:#0f1513;border:1px dashed var(--ln);border-radius:10px}
.calc-out dl{display:grid;grid-template-columns:1fr auto;gap:6px 16px;margin:0}
.calc-out dt{color:var(--mu)}
.calc-out dd{margin:0;font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.disclaimer{font-size:.9rem;color:var(--mu);margin:12px 0 0}
/* article */
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:4px;margin:18px 0 0;padding:0;font-size:.9rem;color:var(--mu)}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--mu)}
.crumbs a{color:var(--mu)}
.art-head{margin:12px 0 18px}
.meta{font-size:.9rem;color:var(--mu)}
.ozet{border:1px solid rgba(34,197,94,.45);background:linear-gradient(90deg,rgba(34,197,94,.1),rgba(34,197,94,.02));border-radius:var(--r);padding:16px 20px;margin-bottom:24px}
.ozet-l{font-weight:800;color:var(--ac);text-transform:uppercase;font-size:.8rem;letter-spacing:.08em;margin:0 0 4px}
.ozet p:last-child{margin:0}
.art-grid{display:grid;gap:24px}
.toc{background:var(--sf);border:1px solid var(--ln);border-radius:var(--r);padding:14px 18px;font-size:.95rem}
.toc-t{font-weight:800;margin:0 0 6px}
.toc ol{margin:0;padding-left:1.2em}
.toc li{margin:4px 0}
.prose{min-width:0;max-width:46em}
.prose h2{padding-top:12px;border-top:1px solid var(--ln)}
.prose li{margin-bottom:.35em}
.math{display:block;padding:10px 14px;margin:0 0 1em;background:#0f1513;border-left:3px solid var(--amb);border-radius:6px;font-variant-numeric:tabular-nums;overflow-x:auto}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:12px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--ac2);color:#fff;font-weight:700;display:grid;place-items:center;font-size:.9rem}
.callout{border-radius:var(--r);padding:14px 18px;margin:1.5em 0;background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.4)}
.callout strong:first-child{color:var(--red)}
.callout p:last-child{margin:0}
.callout.info{background:rgba(245,185,66,.07);border-color:rgba(245,185,66,.4)}
.callout.info strong:first-child{color:var(--amb)}
.faq h3{color:var(--tx)}
.faq p{color:#cfdbd3}
/* scoreboard tables */
.table-wrap{overflow-x:auto;margin:0 0 1.3em;border:1px solid var(--ln);border-radius:10px}
table{width:100%;border-collapse:collapse;font-size:.95rem;background:#141b18}
caption{caption-side:top;text-align:left;padding:10px 14px;color:var(--mu);font-size:.88rem;background:var(--sf)}
th,td{padding:9px 14px;text-align:left;border-bottom:1px solid var(--ln)}
thead th{background:#0b1510;color:var(--ac);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}
tbody tr:nth-child(even){background:#17201c}
td.n,th.n{text-align:right}
tbody tr:last-child td{border-bottom:0}
dl.terms{display:grid;gap:10px;margin:0}
dl.terms dt{font-weight:700;color:var(--amb)}
dl.terms dd{margin:0 0 6px;color:#cfdbd3}
/* footer */
.site-foot{margin-top:56px;border-top:1px solid var(--ln);background:#0d1210;padding:28px 0 36px;font-size:.93rem;color:var(--mu)}
.foot-grid{display:grid;gap:18px}
.site-foot ul{list-style:none;padding:0;margin:0}
.site-foot li{margin:4px 0}
.site-foot a{color:var(--tx)}
.badge18{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;border:2px solid var(--red);color:var(--red);font-weight:800;margin-right:8px;vertical-align:middle}
@media (min-width:720px){
.hero{padding:44px 40px}
.hero-grid{grid-template-columns:1.25fr 1fr}
.odds-grid{grid-template-columns:repeat(3,1fr)}
.two{grid-template-columns:1fr 1fr}
.foot-grid{grid-template-columns:2fr 1fr 1fr}
}
@media (min-width:980px){
.art-grid{grid-template-columns:minmax(0,1fr) 270px;align-items:start}
.toc{grid-column:2;grid-row:1;position:sticky;top:16px}
.prose{grid-column:1;grid-row:1}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}.card a:hover{transform:none}}