:root{
  --night:#0A1410; --panel:#111F18; --panel-2:#17291F; --line:rgba(232,242,235,.13); --text:#ECF4EE; --mute:#A7BBAF;
  --amber:#F2A33A; --amber-ink:#1B1204; --grass:#3FBF82; --alert:#FF8A7A;
  --display:"Barlow Condensed","Arial Narrow",sans-serif; --sans:"Barlow",system-ui,-apple-system,"Segoe UI",sans-serif; --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  color-scheme:dark;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--night);color:var(--text);font:400 1rem/1.7 var(--sans);-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--night)}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;margin:0;text-wrap:balance;line-height:1.05;letter-spacing:.005em}
p{margin:0}
a{color:inherit}
button,input{font:inherit;color:inherit}
.wrap{max-width:1180px;margin-inline:auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}
.label{font:600 .75rem/1 var(--sans);letter-spacing:.18em;text-transform:uppercase;color:var(--amber)}
.ph{background:rgba(242,163,58,.14);color:var(--amber);padding:1px 6px;border-radius:4px;font-size:.88em}

.hdr{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:rgba(10,20,16,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.mark{font:800 1.7rem/1 var(--display);letter-spacing:.06em;text-decoration:none}
.mark b{color:var(--amber);font-weight:800}
.nav{display:none;gap:24px;font-size:.92rem}
.nav a{text-decoration:none;color:var(--mute)}
.nav a:hover{color:var(--text)}
@media(min-width:900px){.nav{display:flex}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:44px;padding:0 20px;border-radius:6px;border:1px solid var(--amber);background:var(--amber);color:var(--amber-ink);font:600 .92rem var(--sans);text-decoration:none;cursor:pointer;transition:transform .15s,background-color .2s}
.btn:hover{transform:translateY(-1px);background:#F8B556}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--amber);background:transparent}

.hero{position:relative;overflow:hidden;padding-block:64px 24px}
.hero::before{content:"";position:absolute;left:50%;top:-340px;width:1100px;height:700px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(242,163,58,.18),transparent 75%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:auto 0 0;height:1px;background:var(--line)}
.hero .wrap{position:relative;z-index:1;display:grid;gap:40px;align-items:center}
.hero .wrap>*{min-width:0}
@media(min-width:960px){.hero .wrap{grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:64px}}
.hero h1{font-size:clamp(3rem,1.6rem + 6vw,6rem);font-weight:800;text-transform:uppercase;margin-block:18px 20px;line-height:.95}
.hero h1 span{color:var(--amber)}
.lead{max-width:54ch;color:var(--mute);font-size:1.08rem}
.jump{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}

.scoreboard{border:1px solid var(--line);border-radius:10px;background:linear-gradient(180deg,var(--panel-2),var(--panel));padding:22px;display:grid;gap:16px}
.scoreboard h2{font-size:1.15rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute);font-weight:600}
.field{display:grid;gap:6px}
.field label{font-size:.82rem;color:var(--mute)}
.field input{min-height:46px;padding:0 14px;border-radius:6px;border:1px solid var(--line);background:rgba(0,0,0,.25);font:500 1.05rem var(--mono);width:100%}
.field input[aria-invalid=true]{border-color:var(--alert)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.digits{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;padding:14px 16px;border-radius:8px;background:#06100C;border:1px solid var(--line)}
.digits b{font:600 clamp(2rem,1.4rem + 2vw,2.8rem)/1 var(--mono);color:var(--amber);font-variant-numeric:tabular-nums}
.digits span{font-size:.85rem;color:var(--mute)}
.err{min-height:1.2em;font-size:.84rem;color:var(--alert)}

section{padding-block:84px 0}
.head{max-width:62ch;display:grid;gap:14px;margin-bottom:34px}
.head h2{font-size:clamp(2.2rem,1.5rem + 3vw,3.6rem);text-transform:uppercase;font-weight:800}
.head p{color:var(--mute)}

.tabs{display:flex;gap:6px;overflow-x:auto;border-bottom:1px solid var(--line);margin-bottom:28px}
.tabs button{cursor:pointer;flex:none;min-height:48px;padding:0 22px;background:transparent;border:0;border-bottom:3px solid transparent;font:700 1.15rem var(--display);letter-spacing:.06em;text-transform:uppercase;color:var(--mute)}
.tabs button[aria-selected=true]{color:var(--text);border-bottom-color:var(--amber)}

.cards{display:grid;gap:16px}
@media(min-width:860px){.cards{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{min-width:0;padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--panel);display:grid;gap:14px;align-content:start}
.card h3{font-size:1.5rem;text-transform:uppercase}
.card ul{margin:0;padding:0;list-style:none;display:grid}
.card li{padding:11px 0;border-top:1px solid var(--line);font-size:.93rem;color:var(--mute)}
.card li:first-child{border-top:0;padding-top:0}
.card li b{color:var(--text);font-weight:600}
.terms{margin-top:18px;display:grid;gap:0;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
@media(min-width:760px){.terms{grid-template-columns:1fr 1fr}.terms div:nth-child(odd){border-right:1px solid var(--line)}}
.terms div{padding:16px 20px;border-top:1px solid var(--line);display:grid;gap:2px}
.terms div:first-child,.terms div:nth-child(2){border-top:0}
@media(max-width:759px){.terms div:nth-child(2){border-top:1px solid var(--line)}}
.terms dt{font-weight:600}
.terms dd{margin:0;color:var(--mute);font-size:.92rem}

.sc-wrap{display:grid;gap:20px}
@media(min-width:1000px){.sc-wrap{grid-template-columns:minmax(0,1.5fr) minmax(0,.8fr);align-items:start}}
.sc-wrap>*{min-width:0}
.scroll{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:560px}
caption{caption-side:top;text-align:left;padding:16px 18px;font:700 1.2rem var(--display);letter-spacing:.06em;text-transform:uppercase;border-bottom:1px solid var(--line)}
th,td{padding:11px 14px;text-align:right;border-top:1px solid var(--line);font-variant-numeric:tabular-nums}
th:first-child,td:first-child{text-align:left}
thead th{border-top:0;background:var(--panel-2);font-weight:600;color:var(--mute);font-size:.8rem}
thead th button{cursor:pointer;background:transparent;border:0;padding:4px 6px;margin:-4px -6px;border-radius:4px;color:inherit;font:600 .8rem var(--sans);border-bottom:1px dashed var(--mute)}
thead th button:hover{color:var(--text)}
thead th button[aria-pressed=true]{color:var(--amber-ink);background:var(--amber);border-bottom-color:transparent}
td.how{text-align:left;color:var(--mute);font-size:.85rem}
td.n{font-family:var(--mono);font-size:.9rem}
.col-on{background:rgba(242,163,58,.12)}
tr.total td,tr.total th{font-weight:600;background:var(--panel-2)}
.explain{padding:22px;border:1px solid var(--amber);border-radius:10px;background:var(--panel);display:grid;gap:10px;position:sticky;top:90px}
.explain h3{font-size:1.5rem;text-transform:uppercase}
.explain p{color:var(--mute);font-size:.94rem}
.explain code{font:500 .88rem var(--mono);color:var(--amber);background:rgba(0,0,0,.3);padding:3px 8px;border-radius:4px;justify-self:start}
.sc-note{margin-top:14px;font-size:.84rem;color:var(--mute)}

.fmt-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.fmt-chips button{cursor:pointer;min-height:42px;padding:0 18px;border-radius:999px;border:1px solid var(--line);background:transparent;font:600 .9rem var(--sans)}
.fmt-chips button[aria-pressed=true]{background:var(--amber);border-color:var(--amber);color:var(--amber-ink)}
#t-fmt td,#t-fmt th{text-align:left;vertical-align:top}
#t-fmt tbody th{width:18%;font-weight:600}
#t-fmt td{color:var(--mute)}
tr.dim{opacity:.35}

.calc{border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,var(--panel-2),var(--panel));overflow:hidden}
.calc .tabs{margin:0;padding:0 8px;background:rgba(0,0,0,.2)}
.calc-body{padding:26px;display:grid;gap:22px}
@media(min-width:900px){.calc-body{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:34px}}
.calc-body>*{min-width:0}
.inputs{display:grid;gap:14px;align-content:start}
.results{display:grid;gap:12px;align-content:start}
.res{padding:16px;border-radius:8px;background:#06100C;border:1px solid var(--line);display:grid;gap:4px}
.res small{color:var(--mute);font-size:.82rem}
.res b{font:600 2rem/1.1 var(--mono);color:var(--amber);font-variant-numeric:tabular-nums}
.res b.sm{font-size:1.4rem;color:var(--text)}
.hint{font-size:.84rem;color:var(--mute)}
.actions{display:flex;gap:10px;flex-wrap:wrap}

.faq{max-width:860px}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:20px 0;font:700 1.35rem/1.2 var(--display);letter-spacing:.02em}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:500 1.6rem/1 var(--sans);color:var(--amber);flex:none}
.faq details[open] summary::after{content:"\2212"}
.faq details:has(summary:focus-visible){outline:2px solid var(--amber);outline-offset:3px}
.faq summary:focus-visible{outline:none}
.faq p{padding:0 0 20px;color:var(--mute);max-width:66ch}

footer{margin-top:84px;padding-block:34px 52px;border-top:1px solid var(--line);color:var(--mute);font-size:.88rem}
footer .wrap{display:grid;gap:10px}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:100;background:#fff;color:#000;padding:8px 12px;border-radius:6px}
.mnav{display:block;position:relative}
.mnav summary{list-style:none;cursor:pointer;min-height:44px;display:inline-flex;align-items:center;padding:0 16px;border:1px solid var(--line);border-radius:6px;font:600 .9rem var(--sans)}
.mnav summary::-webkit-details-marker{display:none}
.mnav nav{position:absolute;right:0;top:52px;min-width:240px;padding:8px;border:1px solid var(--line);border-radius:10px;background:var(--panel);display:grid;box-shadow:0 18px 40px rgba(0,0,0,.5)}
.mnav nav a{padding:12px 14px;text-decoration:none;border-radius:6px}
.mnav nav a:hover{background:var(--panel-2)}
@media(min-width:900px){.mnav{display:none}.nav{display:flex!important;gap:22px}}
.nav{display:none}
.crumbs{padding-block:16px 0;font-size:.85rem;color:var(--mute)}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"/";margin-right:6px}
.crumbs a{color:var(--mute)}
.page-hero{padding-block:36px 8px}
.page-hero h1{font-size:clamp(2.6rem,1.5rem + 5vw,5rem);font-weight:800;text-transform:uppercase;margin-block:14px 18px;line-height:.95}
.page-hero .lead{max-width:62ch}
.page-hero+section{padding-top:48px}
.layout{display:grid;gap:36px;align-items:start}
@media(min-width:1000px){.layout{grid-template-columns:minmax(0,1fr) 300px}}
.layout>*{min-width:0}
.prose{max-width:70ch}
.prose h2{font-size:clamp(1.9rem,1.4rem + 1.6vw,2.6rem);text-transform:uppercase;margin:48px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:1.5rem;margin:30px 0 10px;text-transform:uppercase}
.prose p{margin:0 0 16px;color:var(--mute)}
.prose p strong,.prose li strong{color:var(--text);font-weight:600}
.prose ul,.prose ol{margin:0 0 18px;padding-left:1.25em;color:var(--mute);display:grid;gap:8px}
.prose a{color:var(--amber)}
.formula{margin:0 0 18px;padding:14px 18px;border-left:3px solid var(--amber);background:var(--panel);font:500 .98rem var(--mono);color:var(--text);border-radius:0 8px 8px 0;overflow-x:auto}
.side{display:grid;gap:16px;position:sticky;top:90px}
.side .box{padding:20px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.side h2{font-size:1.2rem;text-transform:uppercase;margin-bottom:10px}
.side ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.side a{display:block;padding:8px 0;text-decoration:none;color:var(--mute);border-top:1px solid var(--line);font-size:.92rem}
.side li:first-child a{border-top:0}
.side a:hover{color:var(--text)}
.related{display:grid;gap:14px}
@media(min-width:760px){.related{grid-template-columns:repeat(3,minmax(0,1fr))}}
.related a{display:grid;gap:4px;padding:20px;border:1px solid var(--line);border-radius:10px;background:var(--panel);text-decoration:none;transition:border-color .2s}
.related a:hover{border-color:var(--amber)}
.related b{font:700 1.3rem/1.1 var(--display);text-transform:uppercase}
.related span{color:var(--mute);font-size:.9rem}
.calc-card{padding:24px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(180deg,var(--panel-2),var(--panel));display:grid;gap:18px;margin-bottom:22px}
.calc-card h2{font-size:1.6rem;text-transform:uppercase;margin:0}
.calc-card .inputs{display:grid;gap:14px}
@media(min-width:620px){.calc-card .inputs{grid-template-columns:repeat(2,minmax(0,1fr))}}
.calc-card .out{display:grid;gap:10px}
.res{padding:14px 16px;border-radius:8px;background:#06100C;border:1px solid var(--line);display:grid;gap:4px}
.res small{color:var(--mute);font-size:.82rem}
.res b{font:600 1.9rem/1.1 var(--mono);color:var(--amber);font-variant-numeric:tabular-nums}
.res b.sm{font-size:1.25rem;color:var(--text)}
.res b.bad{font-size:1rem;color:var(--alert);font-family:var(--sans);font-weight:500}
.hint{font-size:.85rem;color:var(--mute)}
.examples{width:100%}
.examples th,.examples td{text-align:left}
.sec-sp{padding-block:56px 0}
.faq-block{margin-top:48px}
.faq-block h2{font-size:clamp(1.9rem,1.4rem + 1.6vw,2.6rem);text-transform:uppercase;margin-bottom:14px}
.sc-grid{display:grid;gap:20px}
.sc-grid>*{min-width:0}
.sc-grid .explain{position:static}
.hub-grid{display:grid;gap:16px}
@media(min-width:760px){.hub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:1040px){.hub-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.hub-card{display:grid;gap:10px;align-content:start;padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--panel);text-decoration:none;transition:border-color .2s,transform .15s}
.hub-card:hover{border-color:var(--amber);transform:translateY(-2px)}
.hub-card h3{font-size:1.6rem;text-transform:uppercase}
.hub-card p{color:var(--mute);font-size:.94rem}
.hub-card .go{color:var(--amber);font-weight:600;font-size:.9rem}
.flinks{display:flex;flex-wrap:wrap;gap:8px 20px}
.flinks a{color:var(--mute);text-decoration:none}
.flinks a:hover{color:var(--text)}
.sc-note{margin-top:14px;font-size:.84rem;color:var(--mute)}

.pitch{width:100%;max-width:420px;height:auto;display:block;border-radius:10px;border:1px solid var(--line);background:#0E2418}
.fig{display:grid;gap:14px;margin:0 0 26px}
.fig svg text{font-family:Barlow,Arial,sans-serif}
.fig figcaption{font-size:.9rem;color:var(--mute);max-width:62ch}
.js .formation:not(.on){display:none}
.tabs button[aria-pressed=true]{color:var(--text);border-bottom-color:var(--amber)}
.two-col{display:grid;gap:22px;align-items:start}
@media(min-width:760px){.two-col{grid-template-columns:minmax(0,420px) minmax(0,1fr)}}
.two-col>*{min-width:0}
.offs{display:grid;gap:18px}
@media(min-width:860px){.offs{grid-template-columns:repeat(3,minmax(0,1fr))}}
.offs{margin-bottom:36px}
.offs figure{margin:0;display:grid;gap:10px;align-content:start}
.prose h2:first-child{margin-top:48px}
.layout>div>.prose:first-child>h2:first-child{margin-top:0}
.ground{margin-bottom:26px}
.fmt-chips{margin-top:6px}
.offs svg{width:100%;height:auto;border-radius:10px;border:1px solid var(--line);background:#0E2418}
.offs figcaption{font-size:.9rem;color:var(--mute)}
.offs figcaption b{color:var(--text);display:block;margin-bottom:2px}
.ground{width:100%;max-width:640px;height:auto;border-radius:12px;border:1px solid var(--line);background:#0E2418;margin-bottom:18px}
.ground g.pos{transition:opacity .2s}
.ground.f-close g.pos:not(.close),.ground.f-infield g.pos:not(.infield),.ground.f-deep g.pos:not(.deep){opacity:.12}
.pos-list{display:grid;gap:0;margin:0;padding:0;list-style:none;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.pos-list li{padding:12px 16px;border-top:1px solid var(--line);display:grid;gap:2px;font-size:.92rem;color:var(--mute)}
.pos-list li:first-child{border-top:0}
.pos-list b{color:var(--text)}
.pos-list .tag{font:600 .66rem/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--amber)}
.pt-controls{display:flex;flex-wrap:wrap;gap:14px 22px;align-items:end;margin-bottom:18px}
.pt-controls .field{min-width:130px}
.pt-controls select,.pt-controls input{min-height:44px;padding:0 12px;border-radius:6px;border:1px solid var(--line);background:rgba(0,0,0,.25);font:500 1rem var(--mono);color:var(--text)}
.pt-controls select{font-family:var(--sans)}
.pt-in{width:100%;min-width:720px}
.pt-in input{width:100%;min-width:52px;min-height:40px;padding:0 8px;border-radius:5px;border:1px solid var(--line);background:rgba(0,0,0,.25);font:500 .92rem var(--mono);color:var(--text)}
.pt-in input.name{min-width:110px;font-family:var(--sans)}
.pt-in input[aria-invalid=true]{border-color:var(--alert)}
.pt-out{margin-top:22px}
.pt-out tr.q td,.pt-out tr.q th{background:rgba(63,191,130,.1)}
.pt-out td.c,.pt-out th.c{text-align:center}
.pt-msg{min-height:1.4em;color:var(--alert);font-size:.9rem;margin:10px 0}
.gl-tools{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:end;margin-bottom:12px}
.gl-tools .field{flex:1 1 260px}
.gl{margin:0 0 30px;display:grid;gap:0;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.gl div{padding:14px 18px;border-top:1px solid var(--line);display:grid;gap:3px}
.gl div:first-child{border-top:0}
.gl dt{font-weight:600;color:var(--text)}
.gl dd{margin:0;color:var(--mute);font-size:.94rem}
.gl [hidden]{display:none}
.out-cards{display:grid;gap:14px}
@media(min-width:760px){.out-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
.out-card{padding:20px;border:1px solid var(--line);border-radius:10px;background:var(--panel);display:grid;gap:8px;align-content:start}
.out-card h3{margin:0;font-size:1.5rem;text-transform:uppercase}
.out-card p{margin:0;color:var(--mute);font-size:.93rem}
.out-card .cr{font:600 .7rem/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--amber)}
.form-tabs{margin-bottom:18px}
[hidden]{display:none!important}