:root{--bg:#071511;--bg2:#0b1e18;--panel:#0f2720;--rule:#1f4a3d;--tx:#e4f2ec;--mut:#a6c4b8;--ac:#3ddbb3;--act:#3ddbb3;--ink:#04130f;--sand:#e8c48a;--trail:#e8c48a;--ctc:#123429;--code:#030c09;--field:#0b1e18;
--disp:"Fraunces",Georgia,"Times New Roman",serif;--body:"Sofia Sans",system-ui,-apple-system,"Segoe UI",sans-serif;--mono:"Reddit Mono",ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--tx);font:400 17px/1.62 var(--body);overflow-x:hidden}
[hidden]{display:none!important}
img,svg{max-width:100%}
a{color:var(--act);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--sand);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--disp);font-weight:650;line-height:1.1;margin:0;letter-spacing:-.015em;overflow-wrap:break-word}
h1{font-size:clamp(2.05rem,4.3vw,3.5rem);font-variation-settings:"opsz" 144}
h2{font-size:clamp(1.55rem,2.6vw,2.15rem)}
h3{font-size:1.2rem;line-height:1.25;letter-spacing:-.005em}
p{margin:0 0 1em}
code,pre,kbd{font-family:var(--mono)}
.sprite{position:absolute}
.skip{position:absolute;left:12px;top:-80px;z-index:100;background:var(--ac);color:var(--ink);padding:12px 18px;font-weight:700;border-radius:4px}
.skip:focus{top:12px}
.wrap{width:100%;max-width:1216px;margin:0 auto;padding:0 28px}

/* paper bands + paper cards switch the token set */
.paper,.form,.supform{--tx:#0a1f19;--mut:#38544a;--act:#0a6b55;--rule:#a9c6b6;--panel:#f2f8f3;--ctc:#cbdfd1;--trail:#9a6212;--field:#fff;color:var(--tx)}
.paper{background:#e4efe6}
.mint{--tx:#04130f;--mut:#0a2c23;--act:#04130f;--rule:#0d6b55;--ctc:#2fc9a2;background:var(--ac);color:var(--tx)}
.dark2{background:var(--bg2)}

/* header: map-sheet margin + neatline ticks */
.top{position:sticky;top:0;z-index:50;background:var(--bg)}
.margin{border-bottom:1px solid var(--rule);font:400 11px/1 var(--mono);letter-spacing:.08em;color:var(--mut);text-transform:uppercase}
.margin .wrap{display:flex;justify-content:space-between;gap:16px;padding-top:7px;padding-bottom:7px}
.margin span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.margin span:last-child{text-transform:none;letter-spacing:.02em}
.bar{display:flex;align-items:center;gap:20px;min-height:66px}
.logo{display:inline-flex;align-items:center;gap:11px;color:var(--tx);text-decoration:none;font:italic 500 1.32rem/1 var(--disp);letter-spacing:-.01em;min-height:44px;white-space:nowrap}
.mark{width:34px;height:34px;flex:none}
.nav{display:flex;align-items:stretch;margin-left:auto;border-left:1px solid var(--rule)}
.nav a{display:flex;align-items:center;min-height:44px;padding:0 17px;border-right:1px solid var(--rule);color:var(--tx);text-decoration:none;font:400 12.5px/1 var(--mono);letter-spacing:.07em;text-transform:uppercase;position:relative}
.nav a:hover{background:var(--panel);color:var(--ac)}
.nav a[aria-current]{color:var(--ac)}
.nav a[aria-current]::after{content:"";position:absolute;left:50%;bottom:3px;margin-left:-5px;border:5px solid transparent;border-bottom-color:var(--ac);border-top:0}
.ticks{height:9px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);background:repeating-linear-gradient(90deg,var(--rule) 0 1px,transparent 1px 12px),repeating-linear-gradient(90deg,var(--ac) 0 2px,transparent 2px 120px);background-size:auto 4px,auto 100%;background-repeat:repeat-x;background-color:var(--bg)}
.burger{display:none;width:46px;height:46px;border:1px solid var(--rule);background:var(--panel);border-radius:4px;padding:0;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger i{display:block;width:20px;height:2px;background:var(--tx)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:46px;padding:10px 22px;background:var(--ac);color:var(--ink);border:1.5px solid var(--ac);border-radius:4px;font:700 1rem/1.15 var(--body);text-decoration:none;cursor:pointer;text-align:center;transition:transform .15s,box-shadow .15s,background .15s;box-shadow:0 0 0 0 var(--sand)}
.btn:hover{box-shadow:4px 4px 0 0 var(--sand);transform:translate(-2px,-2px)}
.btn:active{transform:none;box-shadow:none}
.btn.big{min-height:54px;padding:12px 28px;font-size:1.08rem}
.btn.sm{min-height:44px;padding:8px 16px;font-size:.94rem}
.btn.ghost{background:transparent;color:var(--tx);border-color:var(--mut)}
.btn.ghost:hover{border-color:var(--tx);box-shadow:4px 4px 0 0 var(--rule)}
.btn[disabled]{opacity:.6;cursor:progress}
.bi{width:17px;height:17px;transform:rotate(90deg)}
.paper .btn,.form .btn,.supform button{background:#0a1f19;border-color:#0a1f19;color:#8ff5d8}
.paper .btn.ghost,.form .btn.ghost{background:transparent;color:#0a1f19;border-color:#38544a}
.mint .btn{background:#04130f;border-color:#04130f;color:#8ff5d8}
.mint .btn:hover{box-shadow:4px 4px 0 0 #f4fbf7}
.hk{flex:none}

/* bands */
.band{position:relative;padding:84px 0;overflow:hidden;overflow:clip}
.band>.wrap{position:relative;z-index:1}
.ct{position:absolute;inset:0;width:100%;height:100%;color:var(--ctc);pointer-events:none}
.ct-l{transform:scaleX(-1)}
.sh{display:flex;align-items:center;gap:18px;margin-bottom:40px}
.ref{flex:none;font:600 12px/1 var(--mono);letter-spacing:.06em;color:var(--act);border:1px solid var(--act);padding:7px 8px;border-radius:2px}
.sh h2{min-width:0}
.scale{flex:1 1 60px;max-width:210px;min-width:40px;height:9px;margin-left:auto;border:1px solid var(--tx);background:repeating-linear-gradient(90deg,var(--tx) 0 26px,transparent 26px 52px);opacity:.75}
.gap{height:64px}
.eyebrow,.stamp{font:400 12.5px/1.4 var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--act);display:flex;align-items:center;gap:10px;margin:0 0 20px}
.stamp{color:var(--mut);margin:22px 0 0;display:block}
.sym{width:24px;height:24px;flex:none;color:var(--act)}
.lead{font-size:1.16rem;line-height:1.55;color:var(--mut);max-width:62ch;margin:22px 0 0}
.acts{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

/* hero */
.hero{padding:70px 0 84px;background:linear-gradient(180deg,var(--bg) 0,#0a1c16 100%)}
.hgrid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:56px;align-items:center}
.hgrid>*{min-width:0}
.ticklist{list-style:none;margin:32px 0 0;padding:20px 0 0;border-top:1px dashed var(--rule);display:grid;gap:10px}
.ticklist li{display:flex;gap:12px;align-items:flex-start;color:var(--tx);font-size:1rem;line-height:1.45}
.ticklist .sym{width:20px;height:20px;margin-top:2px}
.sheet{border:1px solid var(--rule);background:var(--code);border-radius:6px;box-shadow:10px 10px 0 0 #0d241d,10px 10px 0 1px var(--rule);overflow:hidden}
.sheet-map{height:214px;background:#081a14;border-bottom:1px solid var(--rule);line-height:0}
.relief{display:block;width:100%;height:100%}
.rg{stroke:#12322a}.rc{stroke:#2c6a57}.rt{stroke:var(--sand)}.rs{fill:var(--ac)}.rd{fill:var(--sand)}.rn{stroke:var(--mut);fill:var(--ac)}
.rl{font:600 11px var(--mono);fill:#e4f2ec;paint-order:stroke;stroke:#081a14;stroke-width:4px;letter-spacing:.03em}
.sheet-bar{display:flex;justify-content:space-between;gap:12px;padding:9px 16px;font:400 11.5px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mut);border-bottom:1px solid var(--rule);background:var(--bg2)}
.sheet-bar span:last-child{color:var(--sand);text-transform:none}
.sheet .codebox{border:0;border-radius:0}

/* code */
.codebox{border:1px solid var(--rule);border-radius:6px;background:var(--code);overflow:hidden;min-width:0}
.codetabs{display:flex;border-bottom:1px solid var(--rule);background:#07130f;overflow-x:auto}
.codetabs button{min-height:44px;padding:0 20px;background:none;border:0;border-right:1px solid var(--rule);color:#a6c4b8;font:400 12.5px/1 var(--mono);letter-spacing:.06em;cursor:pointer;position:relative}
.codetabs button:hover{color:#e4f2ec}
.codetabs button[aria-selected=true]{color:#3ddbb3;background:var(--code)}
.codetabs button[aria-selected=true]::after{content:"";position:absolute;left:0;right:0;top:0;height:2px;background:#3ddbb3}
.codebox pre.code{margin:0;border:0;border-radius:0}
pre.code{position:relative;margin:1.5em 0;padding:50px 18px 18px;background:var(--code);color:#dcefe7;border:1px solid #1f4a3d;border-radius:6px;font-size:13.5px;line-height:1.65;overflow-x:auto;max-width:100%;tab-size:2;-webkit-overflow-scrolling:touch}
pre.code code{font-size:inherit;background:none;border:0;padding:0;color:inherit;white-space:pre}
.copy{position:absolute;top:6px;right:6px;min-height:36px;min-width:64px;padding:0 12px;background:#0f2720;color:#e4f2ec;border:1px solid #2c6a57;border-radius:3px;font:400 11.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;cursor:pointer}
.copy::before{content:"";position:absolute;inset:-5px}
.copy:hover{border-color:#3ddbb3;color:#3ddbb3}
.code .k{color:#7fe9cd}.code .s{color:#e8c48a}.code .c{color:#86a79a;font-style:italic}

/* legend (facts) */
.facts{padding:0}
.facts .wrap{padding-top:0;padding-bottom:0}
.legend{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-left:1px solid var(--rule)}
.lg{padding:26px 20px 24px;border-right:1px solid var(--rule);display:grid;grid-template-columns:auto 1fr;column-gap:12px;row-gap:6px;align-items:center;min-width:0}
.lg b{font:650 1.75rem/1 var(--disp);letter-spacing:-.02em;overflow-wrap:anywhere}
.lg span{grid-column:1/-1;font:400 11.5px/1.45 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--mut)}
.legend.big .lg{padding:40px 22px 36px}
.legend.big b{font-size:2.3rem}

/* features = legend entries */
.feats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.feat{padding:30px 28px 26px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);background:rgba(11,30,24,.82);min-width:0}
.fs{display:inline-flex;width:46px;height:46px;align-items:center;justify-content:center;border:1px solid var(--rule);border-radius:50%;margin-bottom:18px;background:var(--bg)}
.feat p,.uc p,.ex p,.route p{color:var(--mut);margin:10px 0 0;font-size:1rem}

/* steps = waypoints on a trail */
.route{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;position:relative}
.route::before{content:"";position:absolute;left:0;right:0;top:23px;border-top:2px dashed var(--trail)}
.route li{position:relative;min-width:0}
.wp{display:flex;width:48px;height:48px;align-items:center;justify-content:center;border-radius:50%;background:var(--tx);color:#e4efe6;font:600 15px/1 var(--mono);margin-bottom:22px;box-shadow:0 0 0 7px #e4efe6}
.dark2 .wp{background:var(--ac);color:var(--ink);box-shadow:0 0 0 7px var(--bg2)}

/* use cases / examples = grid squares */
.ucs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.uc{display:flex;gap:20px;padding:26px;border:1px solid var(--rule);background:rgba(7,21,17,.84);border-radius:4px;min-width:0}
.uc>div{min-width:0}
.gr{flex:none;font:600 12px/1 var(--mono);color:var(--sand);letter-spacing:.06em;width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:1px dashed var(--sand);border-radius:2px}
.exs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.ex{padding:26px;border:1px solid var(--rule);background:var(--bg);border-radius:4px;min-width:0}
.ex .gr{margin-bottom:16px}

/* prose */
.pb{padding:76px 0 88px}
.two{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:64px;align-items:start}
.two>*,.dgrid>*,.agrid>*{min-width:0}
.prose{max-width:74ch;min-width:0}
.prose.solo{margin:0 auto}
.prose>:first-child{margin-top:0}
.prose h2{margin:2.1em 0 .6em;padding-top:.9em;border-top:1px solid var(--rule);position:relative}
.prose h2::before{content:"";position:absolute;left:0;top:-5px;width:9px;height:9px;background:var(--act);transform:rotate(45deg)}
.prose h3{margin:1.8em 0 .5em}
.prose p,.prose li{color:var(--tx)}
.prose ul,.prose ol{padding-left:1.25em;margin:0 0 1.1em}
.prose li{margin:.35em 0}
.prose li::marker{color:var(--act)}
.prose strong{font-weight:700}
.prose :not(pre)>code,.side code,.keyout code,.epbar code{font-size:.86em;padding:.12em .4em;border:1px solid var(--rule);border-radius:3px;background:var(--panel);overflow-wrap:anywhere}
.prose table{display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:1.6em 0;font-size:.95rem;border:1px solid var(--rule)}
.prose th,.prose td{padding:11px 14px;text-align:left;border-bottom:1px solid var(--rule);border-right:1px solid var(--rule);vertical-align:top;min-width:120px}
.prose th{font:600 11.5px/1.3 var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--act);background:var(--panel);white-space:nowrap}
.prose tr:last-child td{border-bottom:0}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 20px;border-left:3px solid var(--act);color:var(--mut)}

/* side card */
.side{position:sticky;top:112px}
.sidec{border:1px solid var(--rule);background:var(--panel);padding:26px;border-radius:4px;box-shadow:8px 8px 0 0 var(--ctc)}
.side-h{display:flex;gap:12px;align-items:center;font:650 1.3rem/1.2 var(--disp);margin:0 0 10px}
.sidec>p{color:var(--mut);font-size:1rem}
.sidec .btn{width:100%;margin-top:6px}
.ep{display:block;margin-top:16px;font-size:12px!important;text-align:center;color:var(--mut)}
.mini{margin:0 0 18px;border-top:1px dashed var(--rule)}
.mini div{display:flex;justify-content:space-between;gap:14px;align-items:baseline;padding:8px 0;border-bottom:1px dashed var(--rule)}
.mini dt{font:400 11px/1.35 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--mut)}
.mini dd{margin:0;font:600 14px/1.2 var(--mono);color:var(--tx);white-space:nowrap}

/* FAQ */
.faq{border-top:1px solid var(--tx);max-width:920px}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;min-height:64px;padding:16px 0;font:650 1.2rem/1.3 var(--disp)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--tx);border-radius:50%;font:400 20px/1 var(--mono);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg);background:var(--tx);color:#e4efe6}
.dark2 .faq details[open] summary::after{color:var(--bg2)}
.faq details p{margin:0 0 22px;color:var(--mut);max-width:72ch}

/* CTA band */
.mint{padding:64px 0}
.ctab{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap}
.ctab>div{min-width:0;flex:1 1 380px}
.ctab p{margin:12px 0 0;font-size:1.1rem;max-width:60ch}

/* page head */
.ph{padding:52px 0 60px;border-bottom:1px solid var(--rule)}
.ph h1{max-width:22ch}
.crumbs{display:flex;align-items:center;gap:0;font:400 12px/1.2 var(--mono);letter-spacing:.07em;text-transform:uppercase;margin:0 0 24px;color:var(--mut);min-width:0}
.crumbs a{flex:none;min-height:44px;display:inline-flex;align-items:center;color:var(--act);text-decoration:none}
.crumbs a::after{content:"";width:22px;margin:0 12px;border-top:1px dashed var(--mut)}
.crumbs span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.epbar{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.epbar code{font-size:13px;padding:8px 12px;color:var(--sand)}

/* key page */
.keyhero{padding:52px 0 76px}
.kgrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);grid-template-areas:"head form" "ben form";gap:36px 64px;align-items:start}
.khead{grid-area:head}.kform{grid-area:form;min-width:0}.bens{grid-area:ben}
.keyhero h1{font-size:clamp(2rem,3.6vw,3rem)}
.bens{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 28px;border-top:1px dashed var(--rule);padding-top:28px}
.bens li{display:flex;gap:14px;min-width:0}
.bens li>div{min-width:0}
.bens .sym{margin-top:2px}
.bens p{margin:0;color:var(--mut);font-size:.97rem;line-height:1.5}
.bens .lt{font:650 1.08rem/1.25 var(--disp);color:var(--tx);margin-bottom:5px}
.form,.supform{background:#f2f8f3;border:1px solid #071511;border-radius:6px;padding:28px;box-shadow:10px 10px 0 0 var(--ac);position:relative}
.tabs2{display:grid;grid-template-columns:1fr 1fr;border:1px solid #0a1f19;border-radius:4px;overflow:hidden;margin-bottom:20px}
.tabs2 button{min-height:46px;border:0;background:transparent;color:#0a1f19;font:600 .98rem/1 var(--body);cursor:pointer}
.tabs2 button+button{border-left:1px solid #0a1f19}
.tabs2 button[aria-selected=true]{background:#0a1f19;color:#8ff5d8}
.msg{font-size:.96rem;line-height:1.45;padding:11px 14px;margin:0 0 16px;border:1px solid #0a6b55;border-left-width:4px;background:#dff3ea;color:#0a1f19;border-radius:3px}
.msg:empty{display:none}
.msg.err{border-color:#a3261c;background:#fbe6e3;color:#7a1810}
.row{margin-bottom:16px}
.row label,.calc label{display:block;font:600 11.5px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;margin-bottom:7px;color:var(--mut)}
.row input,.row select,.row textarea,.calc input{display:block;width:100%;min-height:48px;padding:11px 14px;background:var(--field);color:var(--tx);border:1.5px solid var(--rule);border-radius:4px;font:400 1rem/1.3 var(--body)}
.form .row input,.supform .row input,.supform .row select,.supform .row textarea{border-color:#5d7d70}
.row textarea{min-height:150px;resize:vertical;line-height:1.5}
.row input:focus,.row select:focus,.row textarea:focus,.calc input:focus{outline:2px solid var(--act);outline-offset:1px;border-color:var(--act)}
.note{font-size:.88rem;line-height:1.45;color:var(--mut);margin:8px 0 0}
.form .btn[data-gauth]{width:100%;min-height:50px;background:#fff;margin-bottom:0}
.form .btn[data-gauth]+.note{text-align:center;margin:12px 0 18px;padding-bottom:16px;border-bottom:1px dashed var(--rule)}
.form form .btn[data-submit],.form .btn[data-submit]{width:100%;min-height:54px;font-size:1.08rem;margin-top:4px}
.form form>.note{text-align:center;margin-top:14px}
.keyout{display:none}
.keyout.on{display:block}
.keyout h3{margin-bottom:14px;font-size:1.4rem}
.keybox{display:flex;align-items:center;gap:12px;background:#030c09;color:#8ff5d8;border-radius:4px;padding:10px 10px 10px 16px;font:400 14px/1.4 var(--mono)}
.keybox span{flex:1;min-width:0;word-break:break-all}
.keybox .btn{background:var(--ac);border-color:var(--ac);color:#04130f;flex:none}
.keyout>p{margin:14px 0 0;line-height:1.9}
.keyout>p.note{line-height:1.45;margin-top:10px}
.keyout .acts{margin-top:18px;gap:10px}
.mut{color:var(--mut)}

/* calculator */
.calc{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--rule);background:var(--bg);border-radius:6px;box-shadow:10px 10px 0 0 var(--ctc),10px 10px 0 1px var(--rule)}
.calc>div{padding:26px;min-width:0;border-right:1px solid var(--rule)}
.calc>div:last-child{border-right:0;background:var(--panel);display:flex;flex-direction:column;justify-content:center}
.calc input{font:600 1.15rem/1.2 var(--mono);min-height:52px}
.calc output{display:block;font:650 clamp(2.2rem,4vw,3.1rem)/1 var(--disp);color:var(--ac);letter-spacing:-.02em;overflow-wrap:anywhere}

/* docs / article */
.dgrid{display:grid;grid-template-columns:270px minmax(0,1fr);gap:64px;align-items:start}
.agrid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:72px;align-items:start;max-width:1100px;margin:0 auto}
.rail{position:sticky;top:112px;max-height:calc(100vh - 130px);overflow-y:auto}
.toc{border:1px solid var(--rule);background:var(--panel);padding:22px 22px 18px;border-radius:4px}
.toc-h{display:flex;align-items:center;gap:10px;font:600 11.5px/1 var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--mut);margin:0 0 16px}
.toc-h .sym{width:20px;height:20px;color:var(--trail)}
.toc ol{list-style:none;margin:0;padding:0 0 0 6px;border-left:2px dashed var(--trail)}
.toc li{position:relative;padding-left:20px}
.toc li::before{content:"";position:absolute;left:-7px;top:16px;width:10px;height:10px;border-radius:50%;background:var(--panel);border:2px solid var(--act)}
.toc a{display:flex;align-items:center;min-height:44px;padding:6px 0;color:var(--tx);text-decoration:none;font-size:.96rem;line-height:1.35}
.toc a:hover{color:var(--act);text-decoration:underline}
.read .prose{font-size:1.09rem;line-height:1.72}
.read .prose>p:first-child::first-letter{font:650 3.5em/.82 var(--disp);float:left;padding:.08em .1em 0 0;color:var(--act)}
.acol{min-width:0;max-width:74ch}
.take{border:1px solid var(--tx);background:var(--panel);padding:26px 28px;margin-bottom:44px;border-radius:4px;box-shadow:8px 8px 0 0 var(--ctc)}
.take-h{font:600 11.5px/1 var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--act);margin:0 0 16px}
.take ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.take li{display:flex;gap:12px;align-items:flex-start;line-height:1.5}
.take .sym{width:20px;height:20px;margin-top:3px}

/* support */
.sup{grid-template-columns:minmax(0,1fr) 340px}
.supform{max-width:680px;box-shadow:10px 10px 0 0 var(--ac)}
.supform button{min-height:52px;padding:12px 28px;border:1.5px solid #0a1f19;border-radius:4px;font:700 1.04rem/1.15 var(--body);cursor:pointer}
.supform output,.supform [data-out],.supform p{display:block;margin-top:14px;color:var(--tx);font-size:.96rem}

/* 404 */
.nfb{padding:70px 0 100px}
.nf{max-width:760px}
.nfmap{height:220px;border:1px solid var(--rule);border-radius:6px;overflow:hidden;margin-bottom:40px;background:#081a14;line-height:0;box-shadow:10px 10px 0 0 #0d241d}

/* footer */
.foot{padding:64px 0 36px;border-top:1px solid var(--rule);background:#050f0c}
.fgrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:48px;align-items:start}
.ftag{color:var(--mut);margin:14px 0 22px;max-width:40ch}
.flinks{list-style:none;margin:0;padding:0;columns:2;column-gap:40px}
.flinks li{break-inside:avoid;border-bottom:1px dashed var(--rule)}
.flinks a{display:flex;align-items:center;min-height:46px;color:var(--tx);text-decoration:none;font-size:.98rem}
.flinks a:hover{color:var(--ac)}
.fbase{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid var(--rule);font-size:.9rem;color:var(--mut)}
.fbase .scale{flex:none;width:156px;margin:0}
.fbase p{margin:0;flex:1 1 300px}
.fbase span{font:400 11.5px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase}

@media (max-width:1080px){
.nav a{padding:0 12px;font-size:11.5px}
.bar{gap:14px}
.two,.sup{grid-template-columns:minmax(0,1fr) 300px;gap:40px}
.dgrid{grid-template-columns:230px minmax(0,1fr);gap:40px}
.agrid{grid-template-columns:minmax(0,1fr) 250px;gap:40px}
.hgrid{gap:36px}
.kgrid{gap:32px 40px;grid-template-columns:minmax(0,1fr) minmax(0,420px)}
}
@media (max-width:940px){
.burger{display:flex;flex:none}
.hk{margin-left:auto}
.nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;background:var(--bg);border:0;border-bottom:1px solid var(--ac);box-shadow:0 18px 30px rgba(0,0,0,.5);margin:0;padding:6px 16px 14px}
.nav.open{display:flex}
.nav a{min-height:50px;padding:0 8px;border:0;border-bottom:1px dashed var(--rule);font-size:13px}
.nav a[aria-current]::after{left:auto;right:8px;bottom:50%;margin:0 0 -5px;border:5px solid transparent;border-left-color:var(--ac);border-right:0}
.top{position:sticky}
.hgrid,.two,.sup,.dgrid,.agrid{grid-template-columns:minmax(0,1fr)}
.kgrid{grid-template-columns:minmax(0,1fr);grid-template-areas:"head" "form" "ben";gap:30px}
.kform{max-width:520px}
.side,.rail{position:static;max-height:none}
.agrid .rail{order:-1}
.legend{grid-template-columns:repeat(6,minmax(0,1fr));border-top:0}
.lg{grid-column:span 2;border-bottom:1px solid var(--rule)}
.lg:nth-child(n+4){grid-column:span 3;border-bottom:0}
.feats{grid-template-columns:repeat(2,minmax(0,1fr))}
.exs{grid-template-columns:minmax(0,1fr)}
.band{padding:64px 0}
.facts{padding:0}
.hero,.keyhero{padding:44px 0 64px}
.ph{padding:40px 0 48px}
.fgrid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
body{font-size:16.5px}
.wrap{padding:0 18px}
.margin span:last-child{display:none}
.bar{min-height:60px;gap:10px}
.logo{font-size:1.08rem;gap:8px}
.mark{width:30px;height:30px}
.hk{min-height:44px;padding:8px 12px;font-size:.9rem}
.burger{width:44px;height:44px}
.sh{margin-bottom:28px;gap:12px}
.scale{display:none}
.fbase .scale{display:block}
.acts .btn{flex:1 1 100%}
.sheet,.form,.supform,.calc,.nfmap{box-shadow:6px 6px 0 0 var(--ctc)}
.form,.supform{box-shadow:6px 6px 0 0 var(--ac);padding:20px 18px}
.sheet-map{height:150px}
.legend{margin:0 -18px;border-left:0}
.lg{padding:20px 18px}
.lg:nth-child(3n),.lg:last-child{border-right:0}
.lg:nth-child(-n+3){grid-column:span 2}
.lg b{font-size:1.35rem}
.legend.big b{font-size:1.5rem}
.legend.big .lg{padding:24px 18px}
.lg{grid-template-columns:1fr}
.lg .sym{width:20px;height:20px}
.feats,.ucs,.bens{grid-template-columns:minmax(0,1fr)}
.feat{padding:24px 20px}
.route{grid-template-columns:minmax(0,1fr);gap:30px;padding-left:0}
.route::before{left:23px;right:auto;top:0;bottom:0;border-top:0;border-left:2px dashed var(--trail)}
.route li{padding-left:70px;min-height:48px}
.wp{position:absolute;left:0;top:0;margin:0}
.uc{padding:20px;gap:14px}
.calc{grid-template-columns:minmax(0,1fr)}
.calc>div{border-right:0;border-bottom:1px solid var(--rule);padding:20px}
.calc>div:last-child{border-bottom:0}
.flinks{columns:1}
.pb{padding:52px 0 60px}
.band{padding:52px 0}
.facts{padding:0}
.mint{padding:48px 0}
.ctab .btn{width:100%}
.faq summary{font-size:1.08rem}
pre.code{font-size:12.5px;padding:50px 14px 16px}
.take{padding:20px}
.read .prose{font-size:1.03rem}
.keyhero{padding:28px 0 52px}
.keyhero .crumbs{margin-bottom:10px}
.keyhero .lead{font-size:1.02rem;margin-top:14px}
.kgrid{gap:22px}
}
@media (max-width:380px){
.logo span{max-width:104px;white-space:normal;font-size:.98rem;line-height:1.05}
.hk{padding:8px 10px;font-size:.84rem}
}
@media (prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
*,*::before,*::after{transition:none!important;animation:none!important}
.btn:hover{transform:none}
}