:root{--bg:#0e0917;--sh:#161022;--sh2:#1c152c;--deep:#090610;--pk:#ab72ff;--pk2:#c39aff;--tx:#f0eaf8;--mu:#c1b6d2;--ln:rgba(171,114,255,.26);--ln2:rgba(171,114,255,.55);--ink:#0e071c;--hx:repeating-linear-gradient(135deg,transparent 0 5px,rgba(171,114,255,.34) 5px 6.5px);--dp:"Antonio","Arial Narrow",Impact,sans-serif;--bd:"Commissioner",system-ui,-apple-system,"Segoe UI",sans-serif;--mo:"B612 Mono",ui-monospace,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-color:var(--bg);background-image:linear-gradient(rgba(171,114,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(171,114,255,.09) 1px,transparent 1px),linear-gradient(rgba(171,114,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(171,114,255,.045) 1px,transparent 1px);background-size:160px 160px,160px 160px,32px 32px,32px 32px;background-position:-1px -1px;color:var(--tx);font:400 16.5px/1.65 var(--bd);overflow-x:hidden;overflow-wrap:break-word}
img,svg{max-width:100%}
a{color:var(--pk2);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:#ffffff}
:focus-visible{outline:2px solid #ffffff;outline-offset:3px;border-radius:2px}
[hidden]{display:none!important}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
h1,h2{font-family:var(--dp);text-transform:uppercase;font-weight:700;line-height:1.04;letter-spacing:.012em}
h1{font-size:clamp(2.25rem,5.4vw,4.1rem)}
h2{font-size:clamp(1.55rem,2.6vw,2.05rem);font-weight:500}
h3{font:600 1.06rem/1.35 var(--bd)}
.skip{position:absolute;left:12px;top:-80px;z-index:99;background:var(--pk);color:var(--ink);padding:12px 18px;font-weight:600;border-radius:4px}
.skip:focus{top:12px}
.wrap{max-width:1216px;margin:0 auto;padding:34px 20px 0;display:flex;flex-direction:column;gap:22px}
.wrap>*{min-width:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 22px;border:1px solid var(--pk);border-radius:3px;background:var(--pk);color:var(--ink);font:700 1.02rem/1.15 var(--dp);letter-spacing:.07em;text-transform:uppercase;text-decoration:none;text-align:center;cursor:pointer;box-shadow:4px 4px 0 var(--deep),4px 4px 0 1px var(--ln2);transition:transform .12s,box-shadow .12s}
.btn:hover{color:var(--ink);background:#c5a0ff;transform:translate(-1px,-1px);box-shadow:6px 6px 0 var(--deep),6px 6px 0 1px var(--pk)}
.btn:active{transform:translate(3px,3px);box-shadow:1px 1px 0 var(--deep)}
.btn.big{min-height:56px;padding:12px 30px;font-size:1.22rem}
.btn.ghost{background:transparent;color:var(--tx);border-color:var(--ln2);box-shadow:none}
.btn.ghost:hover{background:var(--hx);color:#ffffff;border-color:var(--pk);box-shadow:none;transform:none}
.btn.sm{min-height:44px;padding:8px 16px;font-size:.92rem;box-shadow:none}
.btn[disabled]{opacity:.6;cursor:wait}

/* header: floating pill + detached CTA */
.hd{position:sticky;top:12px;z-index:60;display:flex;justify-content:center;align-items:stretch;gap:10px;max-width:1216px;margin:12px auto 0;padding:0 20px}
.pill{position:relative;display:flex;align-items:center;gap:6px;min-width:0;padding:5px 8px 5px 14px;background:rgba(22,16,34,.94);border:1px solid var(--ln2);border-radius:999px;box-shadow:0 10px 30px rgba(4,2,8,.6)}
@supports (backdrop-filter:blur(8px)){.pill{background:rgba(22,16,34,.8);backdrop-filter:blur(12px)}}
.logo{display:inline-flex;align-items:center;gap:10px;min-width:0;min-height:44px;color:var(--tx);text-decoration:none;font:700 1.06rem/1 var(--dp);letter-spacing:.09em;text-transform:uppercase}
.logo span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logo .mk{flex:none}
.nav{display:flex;align-items:center;margin-left:14px;padding-left:10px;border-left:1px dashed var(--ln2)}
.nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 13px;border-radius:999px;color:var(--mu);text-decoration:none;font:400 .76rem/1 var(--mo);letter-spacing:.04em;text-transform:uppercase;white-space:nowrap}
.nav a:hover{color:#ffffff}
.nav a[aria-current]{color:#ffffff;background:var(--hx);box-shadow:inset 0 0 0 1px var(--ln2)}
.hd .cta{border-radius:999px;box-shadow:0 10px 30px rgba(4,2,8,.6);white-space:nowrap;min-height:56px;padding:0 26px}
.hd .cta:hover{transform:none;box-shadow:0 0 0 4px rgba(171,114,255,.25)}
.burger{display:none;flex:none;width:44px;height:44px;margin-left:auto;padding:0;border:0;border-radius:50%;background:transparent;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger i{display:block;width:20px;height:2px;background:var(--tx)}
.burger i:nth-child(2){width:12px;background:var(--pk);align-self:center;margin-right:8px}

/* sheet = drawing card */
.sheet{position:relative;background:var(--sh);border:1px solid var(--ln);border-radius:4px;padding:38px 32px 32px;box-shadow:0 18px 40px -18px rgba(2,1,5,.9)}
.sheet::before{content:"";position:absolute;left:0;right:0;top:0;height:11px;background:linear-gradient(90deg,var(--ln2) 1px,transparent 1px) 15px 0/40px 11px repeat-x,linear-gradient(90deg,var(--ln) 1px,transparent 1px) 15px 0/8px 5px repeat-x;border-radius:4px 4px 0 0;pointer-events:none}
.hatch{position:absolute;right:0;top:0;width:96px;height:96px;background:var(--hx);-webkit-mask:linear-gradient(225deg,#000000 0 50%,transparent 50%);mask:linear-gradient(225deg,#000000 0 50%,transparent 50%);border-radius:0 4px 0 0;pointer-events:none}
.tag{font:400 .74rem/1.4 var(--mo);letter-spacing:.1em;text-transform:uppercase;color:var(--pk2);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.tag::before{content:"";flex:none;width:26px;height:1px;background:var(--pk)}
.lead{font-size:1.14rem;line-height:1.6;color:var(--mu);max-width:64ch}
.sh{display:flex;align-items:center;gap:0;margin-bottom:26px;min-width:0}
.sh h2{min-width:0}
.bal{flex:none;display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border:1.5px solid var(--pk);border-radius:50%;font:400 .82rem/1 var(--mo);color:var(--tx);background:linear-gradient(var(--sh) 0 50%,transparent 50%),var(--hx);position:relative;margin-right:44px;padding-bottom:16px}
.bal::before{content:"";position:absolute;left:0;right:0;top:50%;border-top:1.5px solid var(--pk)}
.bal::after{content:"";position:absolute;left:100%;top:50%;width:30px;border-top:1px solid var(--pk);margin-left:1px;box-shadow:30px 0 0 -0px transparent}
.sh h2::before{content:"";display:inline-block;width:7px;height:7px;background:var(--pk);border-radius:50%;margin:0 12px .28em -18px;vertical-align:middle}
.pn{flex:none;display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border:1px solid var(--pk);border-radius:50%;font:400 .74rem/1 var(--mo);color:var(--pk2);background:var(--bg)}
.grid{display:grid;gap:16px}
.grid>*{min-width:0}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.pt{position:relative;padding:22px 20px 20px;background:var(--sh2);border:1px solid var(--ln);border-radius:3px}
.pt .pn{position:absolute;top:-12px;left:16px}
.pt h3{margin:8px 0 8px}
.pt p{color:var(--mu);font-size:.97rem;line-height:1.6}
.steps{position:relative;padding-top:8px}
.steps::before{content:"";position:absolute;left:0;right:0;top:-4px;border-top:1px dashed var(--ln2)}
.steps .pt{background:transparent;border-style:dashed}
.steps .pn{background:var(--pk);color:var(--ink);font-weight:700}
.uc .pt{padding-left:74px}
.uc .pt::before{content:"";position:absolute;left:0;top:0;bottom:0;width:54px;background:var(--hx);border-right:1px solid var(--ln)}
.uc .pn{left:12px;top:18px}
.uc .pt h3{margin-top:0}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:22px;align-items:stretch}
.hero>*{min-width:0}
.hero-t{padding:52px 40px 40px;display:flex;flex-direction:column;align-items:flex-start}
.hero-t h1{margin-bottom:20px}
.hero-t h1::after{content:"";display:block;width:120px;height:12px;margin-top:20px;background:var(--hx);border:1px solid var(--pk)}
.bul{margin:24px 0 30px;display:grid;gap:10px;width:100%}
.bul li{position:relative;padding:0 0 10px 30px;border-bottom:1px dashed var(--ln);font-size:1rem}
.bul li:last-child{border-bottom:0}
.bul li::before{content:"";position:absolute;left:2px;top:.5em;width:14px;height:8px;border-left:2px solid var(--pk);border-bottom:2px solid var(--pk);transform:rotate(-45deg) scale(.8)}
.ctas{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:auto}
.hero-r{display:flex;flex-direction:column;gap:22px;min-width:0}
.hero-r>*{min-width:0}
.schem{flex:1;display:flex;align-items:center;padding:26px 22px 14px;background:var(--deep)}
.sch{display:block;width:100%;height:auto}
.code-s{padding:34px 22px 22px}

/* code */
.codebox{min-width:0}
.codetabs{display:flex;gap:0;border-bottom:1px solid var(--ln2);overflow-x:auto}
.codetabs button{min-height:44px;padding:0 18px;border:1px solid transparent;border-bottom:0;background:transparent;color:var(--mu);font:400 .78rem/1 var(--mo);letter-spacing:.06em;text-transform:uppercase;cursor:pointer;border-radius:3px 3px 0 0;white-space:nowrap}
.codetabs button[aria-selected=true]{color:var(--ink);background:var(--pk);border-color:var(--pk);font-weight:700}
.codebox pre.code{margin:0;border-top:0;border-radius:0 0 3px 3px}
pre.code{position:relative;margin:22px 0;padding:18px 18px 18px;background:var(--deep);border:1px solid var(--ln2);border-radius:3px;overflow-x:auto;max-width:100%;font:400 .8rem/1.75 var(--mo);color:#e5dcf3;-webkit-overflow-scrolling:touch;tab-size:2}
pre.code code{display:block;clear:both;font:inherit;background:none;border:0;padding:0;color:inherit;white-space:pre}
pre.code .k{color:var(--pk)}
pre.code .s{color:#e9d9ff}
pre.code .c{color:#a698b9;font-style:italic}
.copy{position:sticky;float:right;right:0;top:0;margin:-8px -8px 6px 12px;min-width:64px;min-height:44px;padding:0 12px;border:1px solid var(--ln2);border-radius:3px;background:var(--sh);color:var(--tx);font:400 .7rem/1 var(--mo);letter-spacing:.08em;text-transform:uppercase;cursor:pointer}
.copy:hover{border-color:var(--pk);background:var(--sh2)}

/* bill of materials (facts) */
.bom{counter-reset:b}
.bom.strip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));padding:11px 0 0}
.bi{position:relative;display:flex;flex-direction:column;gap:4px;padding:24px 18px 22px 22px;min-width:0}
.strip .bi+.bi{border-left:1px dashed var(--ln2)}
.bn{font:400 .7rem/1 var(--mo);color:var(--pk2);display:inline-flex;align-items:center;gap:8px}
.bn::after{content:"";width:28px;height:1px;background:var(--pk)}
.bom dd{font:700 clamp(1.5rem,2.3vw,2rem)/1.1 var(--dp);letter-spacing:.02em;color:#ffffff}
.bom dt{font:400 .72rem/1.45 var(--mo);letter-spacing:.04em;text-transform:uppercase;color:var(--mu)}
.bom.col{padding:11px 0 0;display:flex;flex-direction:column;align-self:start}
.col .bi{display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:6px 12px;padding:15px 22px;flex:1}
.col .bi+.bi{border-top:1px dashed var(--ln2)}
.col .bn::after{display:none}
.col dd{grid-column:3;grid-row:1;font-size:1.45rem;text-align:right}
.col dt{grid-column:2;grid-row:1}

/* two-column: reading sheet + side */
.two{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:22px;align-items:start}
.two>*{min-width:0}
.side{position:sticky;top:96px;padding:40px 26px 28px;border-color:var(--ln2)}
.side h2{font-size:1.6rem;margin-bottom:12px;padding-right:50px}
.side p{color:var(--mu);margin-bottom:22px;font-size:.98rem}
.side .btn{width:100%}
.two .bom.col{position:sticky;top:96px}
.read{padding:44px 44px 40px}
.solo{max-width:880px;width:100%;margin:0 auto}

/* prose */
.prose{max-width:74ch}
.prose>*:first-child{margin-top:0}
.prose h2{margin:44px 0 16px;padding-top:26px;border-top:1px dashed var(--ln2);position:relative}
.prose h2::before{content:"";position:absolute;left:0;top:-4px;width:44px;height:7px;background:var(--hx);border:1px solid var(--pk)}
.prose h3{margin:28px 0 10px;font-size:1.14rem;color:#ffffff}
.prose p{margin:0 0 16px}
.prose ul,.prose ol{margin:0 0 18px;display:grid;gap:8px}
.prose li{position:relative;padding-left:28px}
.prose ul>li::before{content:"";position:absolute;left:4px;top:.72em;width:12px;height:1px;background:var(--pk)}
.prose ol{counter-reset:o}
.prose ol>li{counter-increment:o}
.prose ol>li::before{content:counter(o);position:absolute;left:0;top:.28em;font:400 .72rem/1.5 var(--mo);color:var(--pk2)}
.prose strong{color:#ffffff;font-weight:600}
.prose :not(pre)>code,.keyout code{font:400 .86em var(--mo);background:var(--deep);border:1px solid var(--ln);border-radius:2px;padding:1px 6px;overflow-wrap:anywhere}
.prose table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:22px 0;font-size:.93rem;-webkit-overflow-scrolling:touch}
.prose th,.prose td{padding:11px 14px;border:1px solid var(--ln);text-align:left;vertical-align:top;min-width:120px}
.prose th{font:400 .72rem/1.4 var(--mo);letter-spacing:.07em;text-transform:uppercase;color:var(--pk2);background:var(--deep);border-bottom-color:var(--pk)}
.prose tbody tr:nth-child(even) td{background:rgba(171,114,255,.045)}
.prose blockquote{margin:22px 0;padding:14px 20px;border-left:3px solid var(--pk);background:var(--sh2);color:var(--mu)}

/* faq */
.fq{border-top:1px solid var(--ln2)}
.fq details{border-bottom:1px solid var(--ln)}
.fq summary{display:flex;align-items:center;gap:16px;min-height:60px;padding:14px 4px;cursor:pointer;list-style:none;font:600 1.05rem/1.4 var(--bd)}
.fq summary::-webkit-details-marker{display:none}
.fq summary span{flex:1;min-width:0}
.fq summary::after{content:"";flex:none;width:26px;height:26px;border:1px solid var(--pk);border-radius:50%;background:linear-gradient(var(--pk),var(--pk)) center/12px 1.5px no-repeat,linear-gradient(var(--pk),var(--pk)) center/1.5px 12px no-repeat}
.fq details[open] summary::after{background:linear-gradient(var(--ink),var(--ink)) center/12px 1.5px no-repeat,var(--pk)}
.fq summary:hover{color:#ffffff}
.ans{padding:0 46px 22px 4px;color:var(--mu);max-width:78ch}

/* cta band */
.band{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;padding:44px 40px 40px;border-color:var(--pk);background:var(--hx),var(--sh)}
.band-t{flex:1 1 380px;min-width:0;background:var(--sh);padding:18px 22px;border:1px solid var(--ln2);border-radius:3px}
.band h2{margin-bottom:8px}
.band p{color:var(--mu)}

/* page heads + crumbs */
.ph{padding:26px 4px 6px;max-width:980px}
.ph h1,.k-in h1,.a-hd h1{margin-bottom:18px;font-size:clamp(2.1rem,4.6vw,3.5rem)}
.crumbs{margin-bottom:20px}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;font:400 .74rem/1.4 var(--mo);letter-spacing:.06em;text-transform:uppercase;color:var(--mu)}
.crumbs li{display:inline-flex;align-items:center;min-width:0}
.crumbs li+li::before{content:"";width:22px;height:1px;background:var(--pk);margin:0 10px;flex:none}
.crumbs a{display:inline-flex;align-items:center;min-height:44px;color:var(--pk2);text-decoration:none}
.crumbs a:hover{text-decoration:underline}

/* key page */
.keyg{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);grid-template-areas:"in form" "ben form";gap:22px 34px;align-items:start}
.keyg>*{min-width:0}
.k-in{grid-area:in;padding:22px 4px 0}
.k-form{grid-area:form;padding:40px 30px 30px;border-color:var(--pk);box-shadow:8px 8px 0 var(--deep),8px 8px 0 1px var(--ln2)}
.k-ben{grid-area:ben;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;padding:11px 0 0}
.k-ben li{display:flex;gap:14px;padding:22px 22px;min-width:0;border-top:1px dashed var(--ln)}
.k-ben li:nth-child(-n+2){border-top:0}
.k-ben li:nth-child(even){border-left:1px dashed var(--ln)}
.k-ben div{min-width:0}
.k-ben h3{margin-bottom:6px}
.k-ben p{color:var(--mu);font-size:.95rem;line-height:1.55}

/* forms */
.tabs2{display:grid;grid-template-columns:1fr 1fr;margin-bottom:20px;border:1px solid var(--ln2);border-radius:3px;overflow:hidden}
.tabs2 button{min-height:46px;padding:6px 10px;border:0;background:transparent;color:var(--mu);font:500 1rem/1.1 var(--dp);letter-spacing:.08em;text-transform:uppercase;cursor:pointer}
.tabs2 button+button{border-left:1px solid var(--ln2)}
.tabs2 button[aria-selected=true]{background:var(--hx),var(--sh2);color:#ffffff;box-shadow:inset 0 -3px 0 var(--pk)}
.msg{font-size:.94rem;margin:0 0 14px;padding:11px 14px;border:1px solid var(--ln2);border-left:3px solid var(--pk);border-radius:3px;background:var(--deep)}
.msg:empty{display:none}
.msg.err{border-color:#ff7ded;color:#ffbff5;background:#2a0c29}
.row{margin-bottom:16px}
.row label,.calc label{display:block;margin-bottom:7px;font:400 .72rem/1.4 var(--mo);letter-spacing:.09em;text-transform:uppercase;color:var(--pk2)}
input,select,textarea{width:100%;min-height:50px;padding:11px 14px;background:var(--deep);border:1px solid var(--ln2);border-radius:3px;color:var(--tx);font:400 1rem/1.4 var(--bd);-webkit-appearance:none;appearance:none}
select{background-image:linear-gradient(45deg,transparent 50%,var(--pk) 50%),linear-gradient(135deg,var(--pk) 50%,transparent 50%);background-position:calc(100% - 20px) 22px,calc(100% - 14px) 22px;background-size:6px 6px;background-repeat:no-repeat;padding-right:40px!important}
select option{background:var(--sh);color:var(--tx)}
textarea{min-height:170px;resize:vertical;line-height:1.55;padding:12px 14px!important}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pk);outline-offset:1px;border-color:var(--pk)}
.note{font-size:.84rem;line-height:1.5;color:var(--mu);margin-top:8px}
.form form>.btn,.sup-f form>.btn{width:100%;min-height:54px;font-size:1.12rem;margin-top:4px}
.form .btn.ghost[data-gauth]{text-transform:none;font:600 1rem/1.2 var(--bd);letter-spacing:0;min-height:50px;background:var(--sh2)}
.form .btn.ghost[data-gauth]:hover{background:var(--sh2);border-color:var(--pk)}
.keyout{display:none}
.keyout.on{display:block}
.keyout h3{font:500 1.5rem/1.1 var(--dp);text-transform:uppercase;letter-spacing:.03em;margin-bottom:14px}
.keybox{display:flex;align-items:center;gap:12px;padding:12px 12px 12px 16px;background:var(--deep);border:1px solid var(--pk);border-radius:3px}
.keybox span{flex:1;min-width:0;font:400 .88rem/1.5 var(--mo);word-break:break-all;color:#ffffff}
.keyout p{margin:12px 0;font-size:.95rem;line-height:1.9}
.keyout p.note{line-height:1.5}
.acts{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.mut{color:var(--mu)}
.sup-f [data-support-msg]:empty{display:none}
.sup-f form{margin-top:0!important}

/* docs */
.docg{display:grid;grid-template-columns:270px minmax(0,1fr);gap:22px;align-items:start}
.docg>*{min-width:0}
.toc{padding:34px 22px 20px}
.toc ol{counter-reset:t;border-left:1px dashed var(--ln2)}
.toc li{counter-increment:t}
.toc a{display:flex;gap:12px;align-items:baseline;min-height:44px;padding:10px 4px 10px 14px;margin-left:-1px;border-left:2px solid transparent;color:var(--mu);text-decoration:none;font-size:.92rem;line-height:1.4}
.toc a::before{content:counter(t,decimal-leading-zero);font:400 .7rem/1 var(--mo);color:var(--pk2);flex:none}
.toc a:hover{color:#ffffff;border-left-color:var(--pk);background:rgba(171,114,255,.07)}
.stick{position:sticky;top:96px;max-height:calc(100vh - 116px);overflow-y:auto}

/* pricing */
.prg{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px;align-items:stretch}
.prg>*{min-width:0}
.prg .bom.col{align-self:stretch}
.calc-s{border-color:var(--pk);display:flex;flex-direction:column}
.calc-s .sh{padding-right:60px}
.calc{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:24px}
.calc>div{min-width:0}
.calc>div:last-child{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:16px 20px;border:1px solid var(--pk);border-radius:3px;background:var(--hx),var(--deep)}
.calc>div:last-child label{margin:0;color:var(--tx);background:var(--deep);padding:4px 8px}
.calc output{font:700 2.5rem/1 var(--dp);color:#ffffff;background:var(--deep);padding:4px 10px;letter-spacing:.02em}
.calc-s>.btn{align-self:flex-start;margin-top:auto}

/* article */
.artg{display:grid;grid-template-columns:minmax(0,780px) minmax(0,280px);grid-template-areas:"hd toc" "tk toc" "bd toc";gap:22px 28px;justify-content:center;align-items:start}
.artg>*{min-width:0}
.a-hd{grid-area:hd;padding:26px 4px 6px}
.a-tk{grid-area:tk;border-color:var(--ln2)}
.a-toc{grid-area:toc;position:sticky;top:96px;max-height:calc(100vh - 116px);overflow-y:auto}
.a-bd{grid-area:bd}
.a-bd .prose{font-size:1.06rem;line-height:1.75}
.meta{margin-top:18px;font:400 .74rem/1.4 var(--mo);letter-spacing:.08em;text-transform:uppercase;color:var(--mu)}
.meta time{color:var(--pk2)}
.tk{border:1px solid var(--ln)}
.tk li{display:flex;gap:16px;align-items:flex-start;padding:14px 16px}
.tk li+li{border-top:1px solid var(--ln)}
.tk li:nth-child(odd){background:rgba(171,114,255,.05)}

/* 404 */
.nf{text-align:center;padding:60px 28px;max-width:820px;width:100%;margin:30px auto;display:flex;flex-direction:column;align-items:center;gap:18px}
.nf-art{font:700 clamp(6rem,24vw,12rem)/.9 var(--dp);color:transparent;-webkit-text-stroke:2px var(--pk);background:var(--hx);-webkit-background-clip:text;background-clip:text;letter-spacing:.04em}
.nf .ctas{justify-content:center;margin-top:10px}

/* footer = title block */
.ft{max-width:1216px;margin:44px auto 0;padding:0 20px 34px}
.tb{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr) minmax(0,1fr) auto;padding:11px 0 0}
.tb>*{min-width:0;padding:24px 26px}
.tb>*+*{border-left:1px solid var(--ln)}
.tb-a p{color:var(--mu);font-size:.93rem;margin-top:8px}
.tb ul a{display:flex;align-items:center;min-height:44px;color:var(--mu);text-decoration:none;font:400 .76rem/1.3 var(--mo);letter-spacing:.05em;text-transform:uppercase}
.tb ul a:hover{color:#ffffff}
.tb-d{display:flex;align-items:center}
.tb-e{grid-column:1/-1;border-left:0!important;border-top:1px solid var(--ln);padding:16px 26px!important;font:400 .72rem/1.6 var(--mo);color:var(--mu);letter-spacing:.03em}

/* responsive */
@media (max-width:1100px){
.artg{grid-template-columns:minmax(0,780px);grid-template-areas:"hd" "tk" "toc" "bd"}
.a-toc{position:relative;top:0;max-height:none}
.two{grid-template-columns:minmax(0,1fr)}
.side,.two .bom.col{position:relative;top:0}
.tb{grid-template-columns:repeat(2,minmax(0,1fr))}
.tb>*:nth-child(3){border-left:0;border-top:1px solid var(--ln)}
.tb-d{border-top:1px solid var(--ln)}
}
@media (max-width:980px){
.hd{justify-content:space-between}
.pill{flex:1}
.burger{display:flex}
.nav{display:none;position:absolute;left:0;right:-1px;top:calc(100% + 10px);margin:0;padding:8px;flex-direction:column;align-items:stretch;background:var(--sh);border:1px solid var(--ln2);border-radius:14px;box-shadow:0 22px 40px rgba(2,1,5,.85)}
.nav.open{display:flex}
.nav a{min-height:48px;padding:0 16px;border-radius:8px;font-size:.84rem}
.nav a+a{border-top:1px dashed var(--ln)}
.hero,.docg,.prg,.keyg{grid-template-columns:minmax(0,1fr)}
.keyg{grid-template-areas:"in" "form" "ben"}
.stick{position:relative;top:0;max-height:none}
.bom.strip{grid-template-columns:minmax(0,1fr)}
.strip .bi{display:grid;grid-template-columns:34px minmax(0,1fr) auto;align-items:center;gap:6px 12px;padding:14px 20px}
.strip .bi+.bi{border-left:0;border-top:1px dashed var(--ln2)}
.strip .bn::after{display:none}
.strip dd{grid-column:3;grid-row:1;font-size:1.4rem;text-align:right}
.strip dt{grid-column:2;grid-row:1}
.g3{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:720px){
body{font-size:16px}
.wrap{padding:22px 12px 0;gap:16px}
.hd{padding:0 12px;gap:8px;top:8px;margin-top:8px}
.pill{padding:3px 4px 3px 10px}
.logo{font-size:.9rem;letter-spacing:.05em;gap:8px}
.hd .cta{min-height:52px;padding:0 16px;font-size:.92rem;letter-spacing:.05em}
.sheet{padding:32px 18px 22px}
.hero-t{padding:38px 20px 26px}
.read{padding:34px 18px 24px}
.schem{padding:22px 10px 8px}
.code-s{padding:30px 12px 14px}
.g2,.k-ben,.calc{grid-template-columns:minmax(0,1fr)}
.k-ben{padding-top:11px}
.k-ben li:nth-child(even){border-left:0}
.k-ben li:nth-child(2){border-top:1px dashed var(--ln)}
.k-form{padding:36px 18px 22px;box-shadow:5px 5px 0 var(--deep),5px 5px 0 1px var(--ln2)}
.bal{width:40px;height:40px;margin-right:30px;font-size:.74rem;padding-bottom:14px}
.bal::after{width:18px}
.sh{margin-bottom:22px}
.band{padding:34px 18px 26px}
.band .btn{width:100%}
.ctas{width:100%}
.ctas .btn{flex:1 1 100%}
.ans{padding-right:8px}
.tb{grid-template-columns:minmax(0,1fr)}
.tb>*{padding:18px 18px}
.tb>*+*{border-left:0;border-top:1px solid var(--ln)}
.tb-e{padding:14px 18px!important}
.ft{padding:0 12px 24px}
.ph,.k-in,.a-hd{padding-top:14px}
.col .bi{padding:13px 16px}
.col dd,.strip dd{font-size:1.25rem}
.calc output{font-size:2rem}
pre.code{font-size:.76rem;padding:14px}
}
@media (max-width:400px){
.logo span{max-width:118px}
.col .bi,.strip .bi{grid-template-columns:24px minmax(0,1fr) auto}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}