:root{--bg:#070b15;--pan:#0c1322;--pan2:#111a2e;--line:#22304f;--tx:#e6ebf5;--mu:#9daac6;--amber:#ffab2e;--mint:#2ff3cf;--err:#ff7a8a;--ink:#150b00;
--plate:150px;--bar:62px;--cut:26px;
--fd:"Quantico","Kanit",system-ui,sans-serif;--ft:"Kanit",system-ui,-apple-system,"Segoe UI",sans-serif;--fm:"Chivo Mono",ui-monospace,Menlo,Consolas,monospace;
--saw:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='14'%3E%3Cpath d='M0 0H160V4H150L144 12H134L128 6H118L112 14H100L94 3H84L78 10H66L60 5H48L42 13H30L24 7H12L6 4H0Z'/%3E%3C/svg%3E")}
.page-home{--plate:230px}.page-key{--plate:104px}
*,*::before,*::after{box-sizing:border-box}
html{overflow-x:clip;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:300 17px/1.65 var(--ft);
background-image:radial-gradient(900px 500px at 8% 0,rgba(255,171,46,.09),transparent 70%),radial-gradient(800px 600px at 100% 38%,rgba(47,243,207,.06),transparent 70%),linear-gradient(rgba(34,48,79,.28) 1px,transparent 1px),linear-gradient(90deg,rgba(34,48,79,.28) 1px,transparent 1px);
background-size:auto,auto,56px 56px,56px 56px;background-repeat:no-repeat,no-repeat,repeat,repeat}
[hidden]{display:none!important}
a{color:var(--mint);text-underline-offset:3px}a:hover{color:var(--amber)}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px}
h1,h2,h3{font-family:var(--fd);font-weight:700;line-height:1.08;margin:0;letter-spacing:-.005em}
h1{font-style:italic;font-size:clamp(2rem,4.3vw,3.7rem);overflow-wrap:break-word}
h1 .hk{display:block;color:var(--amber);font-size:.5em;letter-spacing:.08em;text-transform:uppercase;font-style:normal;margin-bottom:.45em}
h1 .hk::before{content:"";display:inline-block;width:1.6em;height:.5em;margin-right:.5em;background:repeating-linear-gradient(115deg,var(--amber) 0 4px,transparent 4px 8px)}
h2{font-size:clamp(1.45rem,2.5vw,2.05rem)}h3{font-size:1.14rem;line-height:1.2}
p{margin:0 0 1em}strong,b{font-weight:500}
.skip{position:absolute;left:12px;top:-80px;z-index:100;background:var(--amber);color:var(--ink);padding:12px 18px;font-weight:600}
.skip:focus{top:12px}
.wrap{max-width:1240px;margin:0 auto;padding:0 clamp(16px,4vw,40px)}
main{display:block;padding:clamp(34px,5vw,64px) 0 0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 22px;border:0;cursor:pointer;background:var(--amber);color:var(--ink);font:600 .95rem/1.1 var(--ft);letter-spacing:.05em;text-transform:uppercase;text-decoration:none;text-align:center;
clip-path:polygon(11px 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%,0 11px);transition:background .15s,color .15s}
.btn:hover{background:var(--mint);color:#00201a}
.btn:focus-visible{background:#fff;color:#000;box-shadow:inset 0 0 0 3px var(--mint)}
.btn[disabled]{opacity:.55;cursor:wait}
.btn.big{min-height:54px;padding:0 30px;font-size:1.02rem}
.btn.sm{min-height:44px;padding:0 16px;font-size:.82rem}
.btn.ghost{background:var(--mint);color:var(--mint);position:relative;z-index:0}
.btn.ghost::before{content:"";position:absolute;inset:1.5px;background:#0a1120;clip-path:inherit;z-index:-1}
.btn.ghost:hover{background:var(--amber);color:var(--amber)}
.btn.ghost:focus-visible{background:#fff;color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:14px;margin:1.6em 0 0}

/* header: lock plate + collapsing to key-blade bar */
.hd{position:sticky;top:calc(var(--plate) * -1);z-index:50;background:#0a101e}
.plate{height:var(--plate);overflow:hidden;position:relative;display:flex;flex-direction:column;justify-content:center;padding:0 clamp(16px,4vw,40px);
background:linear-gradient(180deg,#05080f,#0a101e);border-bottom:1px solid var(--line)}
.plate::before{content:"";position:absolute;right:0;top:0;bottom:0;width:min(30vw,340px);background:repeating-linear-gradient(115deg,rgba(255,171,46,.16) 0 14px,transparent 14px 28px);
-webkit-mask:linear-gradient(90deg,transparent,#000);mask:linear-gradient(90deg,transparent,#000)}
.wm{font:italic 700 min(9.4vw,calc(var(--plate) * .56))/1 var(--fd);white-space:nowrap;color:var(--amber);letter-spacing:-.01em;text-transform:lowercase;position:relative}
.wm b{font-weight:700;color:var(--mint)}
@supports (-webkit-text-stroke:1px #000){.wm{color:transparent;-webkit-text-stroke:1.5px var(--amber);filter:drop-shadow(0 0 9px rgba(255,171,46,.6))}
.wm b{color:transparent;-webkit-text-stroke:1.5px var(--mint);filter:drop-shadow(0 0 9px rgba(47,243,207,.7));animation:flick 5s 1.2s 2}}
@keyframes flick{0%,6%,9%,100%{opacity:1}7%,8%{opacity:.25}50%{opacity:1}52%{opacity:.5}53%{opacity:1}}
.tg{font:400 .78rem/1.3 var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--mu);margin:.7em 0 0;position:relative;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tg::before{content:"";display:inline-block;width:8px;height:8px;background:var(--mint);margin-right:10px;box-shadow:0 0 10px var(--mint)}
.bar{height:var(--bar);display:flex;align-items:center;gap:clamp(12px,2.4vw,30px);padding:0 clamp(16px,4vw,40px);position:relative;z-index:2;background:#0a101e}
.hd::before,.hd::after{content:"";position:absolute;left:0;right:0;top:100%;height:14px;-webkit-mask:var(--saw) repeat-x;mask:var(--saw) repeat-x;pointer-events:none}
.hd::before{background:linear-gradient(90deg,var(--amber),var(--amber) 55%,var(--mint));transform:translateY(2px);filter:none}
.hd::after{background:#0a101e;margin-top:-1px;height:15px}
.logo{display:inline-flex;align-items:center;gap:10px;min-height:44px;color:var(--tx);text-decoration:none;font:700 1.12rem/1 var(--fd);margin-right:auto;min-width:0}
.logo span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.logo:hover{color:var(--amber)}
.mark{flex:none}
.nav{display:flex;align-items:center;gap:4px}
.nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;color:var(--mu);text-decoration:none;font:500 .78rem/1 var(--fm);letter-spacing:.12em;text-transform:uppercase;position:relative}
.nav a:hover{color:var(--tx)}
.nav a[aria-current]{color:var(--amber)}
.nav a[aria-current]::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:5px;background:var(--amber);clip-path:polygon(0 0,100% 0,100% 40%,80% 40%,72% 100%,56% 100%,50% 40%,34% 40%,28% 100%,14% 100%,8% 40%,0 40%)}
.burger{display:none;width:46px;height:46px;flex:none;background:none;border:1px solid var(--line);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0}
.burger i{display:block;height:2px;background:var(--amber)}
.burger i:nth-child(1){width:22px}.burger i:nth-child(2){width:14px;margin-left:8px;background:var(--mint)}.burger i:nth-child(3){width:18px;margin-left:4px}

/* section markers */
.pins{display:inline-flex;gap:3px;height:34px;flex:none}
.pins i{width:5px;background:linear-gradient(to top,var(--mint) 0 var(--h),transparent var(--h) calc(var(--h) + 3px),var(--amber) calc(var(--h) + 3px) 100%)}
.sh{display:flex;align-items:center;gap:14px;margin:0 0 26px}
.sh .no{font:500 .8rem/1 var(--fm);color:var(--mu);letter-spacing:.1em;padding:6px 8px;border:1px solid var(--line)}
.sh h2{min-width:0}

/* panels + staircase */
.pn,.tk,.kcard,.sidecta,.toc{position:relative;isolation:isolate}
.pn::before,.pn::after,.kcard::before,.kcard::after{content:"";position:absolute;z-index:-2;inset:0;clip-path:polygon(0 0,calc(100% - var(--cut)) 0,100% var(--cut),100% 100%,var(--cut) 100%,0 calc(100% - var(--cut)));background:linear-gradient(135deg,var(--amber),var(--line) 16%,var(--line) 84%,var(--mint))}
.pn::after,.kcard::after{z-index:-1;inset:1px;background:var(--pan)}
.pn{padding:clamp(22px,3.4vw,44px);margin:0 0 clamp(26px,4vw,48px);min-width:0}
.stair{margin-top:clamp(40px,6vw,80px)}
.stair>.pn{width:84%}
.stair>.pn:nth-child(3n+2){margin-left:8%}
.stair>.pn:nth-child(3n){margin-left:16%}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(26px,4vw,60px);align-items:center}
.hero-t,.hero-c{min-width:0}
.eyebrow{font:500 .8rem/1.4 var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--mint);margin:0 0 1.2em}
.lead{font-size:1.14rem;color:#c9d2e6;max-width:62ch;margin:1.1em 0 0}
.teeth{list-style:none;margin:1.5em 0 0;padding:0;display:grid;gap:10px}
.teeth li{position:relative;padding-left:34px}
.teeth li::before{content:"";position:absolute;left:0;top:.5em;width:22px;height:10px;background:var(--amber);clip-path:polygon(0 0,100% 0,100% 40%,82% 40%,70% 100%,52% 100%,44% 40%,30% 40%,20% 80%,8% 80%,0 40%)}
.teeth li:nth-child(even)::before{background:var(--mint)}
.try{font:500 .78rem/1 var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--amber);margin:0 0 12px;display:flex;align-items:center;gap:10px}
.try::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,var(--amber),transparent)}

/* code */
.codebox{background:#04070d;border:1px solid var(--line);box-shadow:-8px 8px 0 rgba(47,243,207,.12),0 0 60px rgba(255,171,46,.08);min-width:0}
.codetabs{display:flex;gap:2px;padding:8px 8px 0;border-bottom:1px solid var(--line);overflow-x:auto}
.codetabs button{min-height:44px;padding:0 20px;border:0;background:#0d1526;color:var(--mu);font:500 .8rem/1 var(--fm);letter-spacing:.06em;cursor:pointer;clip-path:polygon(10px 0,100% 0,calc(100% - 10px) 100%,0 100%)}
.codetabs button:hover{color:var(--tx)}
.codetabs button[aria-selected="true"]{background:var(--amber);color:var(--ink)}
.codetabs button:focus-visible{background:#fff;color:#000}
pre.code{position:relative;margin:0;padding:52px 18px 18px;background:#04070d;color:#dfe6f5;font:400 .84rem/1.65 var(--fm);overflow-x:auto;max-width:100%;border-left:2px solid var(--mint);tab-size:2}
.prose pre.code{margin:1.3em 0;border:1px solid var(--line);border-left:2px solid var(--mint)}
pre.code code{font:inherit;background:none;padding:0;border:0;color:inherit;white-space:pre}
.code .k{color:var(--amber)}.code .s{color:var(--mint)}.code .c{color:#7f8fb3;font-style:italic}
.copy{position:absolute;top:0;right:0;min-height:44px;min-width:76px;padding:0 14px;border:0;border-left:1px solid var(--line);border-bottom:1px solid var(--line);background:#0d1526;color:var(--mint);font:500 .72rem/1 var(--fm);letter-spacing:.12em;text-transform:uppercase;cursor:pointer}
.copy:hover{background:var(--mint);color:#00201a}

/* key blade facts */
.blade{display:flex;align-items:flex-start;margin:clamp(34px,5vw,60px) 0 0;padding:0 0 0 54px;position:relative;gap:2px}
.blade::before{content:"";position:absolute;left:0;top:6px;width:44px;height:44px;border:7px solid var(--amber);border-radius:50%;box-shadow:0 0 18px rgba(255,171,46,.45),inset 0 0 10px rgba(255,171,46,.3)}
.cut{flex:1 1 0;min-width:0;background:var(--pan2);border-top:3px solid var(--amber);padding:14px 16px 20px;clip-path:polygon(0 0,100% 0,100% calc(100% - 12px),calc(100% - 12px) 100%,12px 100%,0 calc(100% - 12px))}
.cut:nth-child(2){padding-bottom:42px}.cut:nth-child(3){padding-bottom:26px;border-top-color:var(--mint)}.cut:nth-child(4){padding-bottom:54px}.cut:nth-child(5){padding-bottom:32px;border-top-color:var(--mint)}
.cut dt{font:400 .7rem/1.35 var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--mu)}
.cut dd{margin:6px 0 0;font:700 clamp(1.3rem,2.2vw,1.9rem)/1 var(--fd);color:var(--tx)}

/* cards */
.g3,.g2,.steps,.ben{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.cd{position:relative;min-width:0;padding:20px 20px 18px;background:var(--pan2);border-left:2px solid var(--amber);clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,0 100%)}
.cd:nth-child(even){border-left-color:var(--mint)}
.cd .ix{display:block;font:500 .72rem/1 var(--fm);letter-spacing:.14em;color:var(--mu);margin-bottom:12px}
.cd h3{margin-bottom:8px}.cd p{margin:0;color:#c3cde2;font-size:.97rem;line-height:1.6;overflow-wrap:break-word}
.steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:0}
.steps .cd{background:none;border-left:0;clip-path:none;padding:0 26px 0 0}
.steps .cd+.cd{padding-left:26px;border-left:1px dashed var(--line)}
.steps .ix{font:italic 700 3.6rem/1 var(--fd);letter-spacing:0;color:var(--mint);margin-bottom:10px}
@supports (-webkit-text-stroke:1px #000){.steps .ix{color:transparent;-webkit-text-stroke:1.5px var(--mint)}.steps .cd:nth-child(2) .ix{-webkit-text-stroke-color:var(--amber)}}
.g2 .cd{padding-left:72px}.g2 .ix{position:absolute;left:18px;top:22px;font-size:.9rem;color:var(--amber);padding:8px 6px;border:1px solid var(--line)}
.ex .cd{border-left:0;border-top:2px solid var(--amber)}.ex .cd:nth-child(even){border-top-color:var(--mint)}

/* prose */
.prose{overflow-wrap:break-word}
.prose>*:first-child{margin-top:0}.prose>*:last-child{margin-bottom:0}
.prose h2{margin:2em 0 .7em;padding-top:.2em;scroll-margin-top:100px;position:relative;padding-left:22px}
.prose h2::before{content:"";position:absolute;left:0;top:.38em;width:10px;height:.8em;background:linear-gradient(var(--amber) 0 55%,transparent 55% 67%,var(--mint) 67%)}
.prose h3{margin:1.7em 0 .5em;color:var(--amber);scroll-margin-top:100px}
.prose p,.prose li{color:#d3dbec}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.1em}.prose li{margin:.35em 0}.prose li::marker{color:var(--amber)}
.prose code{font:400 .86em var(--fm);background:#04070d;border:1px solid var(--line);padding:.12em .4em;color:var(--mint);overflow-wrap:anywhere}
.prose table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:1.4em 0;font-size:.94rem}
.prose th,.prose td{padding:11px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{font:500 .74rem/1.3 var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--amber);background:#0a101e;border-bottom:2px solid var(--amber);white-space:nowrap}
.prose tr:nth-child(even) td{background:rgba(17,26,46,.7)}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 20px;border-left:2px solid var(--mint);color:var(--mu)}
.long{font-size:1.08rem;line-height:1.75}.long p{max-width:68ch}

/* faq */
.qa details{border-top:1px solid var(--line)}.qa details:last-child{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;min-height:56px;padding:12px 0;font:500 1.06rem/1.35 var(--ft)}
.qa summary::-webkit-details-marker{display:none}
.qa summary span{flex:1;min-width:0}
.qa summary::after{content:"";flex:none;width:18px;height:18px;background:linear-gradient(var(--amber),var(--amber)) center/100% 2px no-repeat,linear-gradient(var(--amber),var(--amber)) center/2px 100% no-repeat;transition:transform .2s}
.qa details[open] summary{color:var(--amber)}
.qa details[open] summary::after{transform:rotate(45deg);background:linear-gradient(var(--mint),var(--mint)) center/100% 2px no-repeat,linear-gradient(var(--mint),var(--mint)) center/2px 100% no-repeat}
.qa details p{margin:0 0 18px;padding-right:34px;color:#c9d2e6;max-width:80ch}

/* cta band */
.cta{margin:clamp(30px,5vw,70px) 0 0;position:relative;background:var(--amber);color:var(--ink);clip-path:polygon(0 0,calc(100% - 40px) 0,100% 40px,100% 100%,40px 100%,0 calc(100% - 40px))}
.cta::before{content:"";position:absolute;right:0;top:0;bottom:0;width:38%;background:repeating-linear-gradient(115deg,rgba(21,11,0,.14) 0 14px,transparent 14px 28px);-webkit-mask:linear-gradient(90deg,transparent,#000);mask:linear-gradient(90deg,transparent,#000)}
.cta-in{position:relative;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;padding:clamp(28px,4.5vw,52px) clamp(22px,5vw,60px)}
.cta-in>div{flex:1 1 380px;min-width:0}
.cta h2{font-style:italic;font-size:clamp(1.6rem,3.2vw,2.5rem)}.cta p{margin:.6em 0 0;font-weight:400;max-width:56ch}
.cta .btn{background:var(--ink);color:var(--amber)}.cta .btn:hover{background:#04070d;color:var(--mint)}
.cta .btn:focus-visible{background:#fff;color:#000}

/* inner page hero */
.phero{max-width:900px;padding-bottom:6px}
.crumbs{display:flex;align-items:center;gap:10px;font:400 .76rem/1.3 var(--fm);letter-spacing:.08em;text-transform:uppercase;color:var(--mu);margin:0 0 22px;min-width:0}
.crumbs a{color:var(--mint);text-decoration:none;display:inline-flex;align-items:center;min-height:44px;flex:none}.crumbs a:hover{color:var(--amber)}
.crumbs i{color:var(--amber);font-style:normal}
.crumbs span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.sub,.upd{font:400 .8rem/1.5 var(--fm);letter-spacing:.08em;text-transform:uppercase;color:var(--amber);margin:1.6em 0 0}
.upd{color:var(--mu)}.upd time{color:var(--mint)}

/* key page */
.keyhero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,470px);grid-template-areas:"t f" "b f";gap:26px clamp(28px,5vw,70px);align-items:start}
.kh-t{grid-area:t;min-width:0}.kh-f{grid-area:f;min-width:0}.kh-b{grid-area:b;min-width:0}
.page-key h1{font-size:clamp(1.9rem,3.5vw,3rem)}
.ben{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.ben .cd{padding:16px 16px 14px}.ben .ix{margin-bottom:8px}.ben h3{font-size:1.02rem}.ben p{font-size:.92rem}
.kcard{--cut:34px;filter:drop-shadow(0 0 34px rgba(255,171,46,.16))}
.kcard::after{background:linear-gradient(160deg,#111a2e,#0a101d 60%)}
.kstripe{display:flex;align-items:center;justify-content:space-between;height:58px;padding:0 48px 0 24px;border-bottom:1px solid var(--line);background:repeating-linear-gradient(115deg,rgba(255,171,46,.1) 0 10px,transparent 10px 20px)}
.chip{width:40px;height:30px;border:1.5px solid var(--amber);border-radius:5px;background:linear-gradient(90deg,transparent 47%,var(--amber) 47% 53%,transparent 53%),linear-gradient(transparent 30%,var(--amber) 30% 35%,transparent 35% 65%,var(--amber) 65% 70%,transparent 70%),rgba(255,171,46,.12)}
.kstripe .pins{height:28px}
.form{padding:22px 26px 34px}
.tabs2{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);margin-bottom:18px;background:#070b15}
.tabs2 button{min-height:46px;border:0;background:none;color:var(--mu);font:500 .92rem/1.1 var(--ft);letter-spacing:.04em;text-transform:uppercase;cursor:pointer;padding:0 8px}
.tabs2 button[aria-selected="true"]{background:var(--mint);color:#00201a;clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,10px 100%,0 calc(100% - 10px))}
.tabs2 button:focus-visible{outline-offset:-4px;outline-color:var(--amber)}
.msg:empty{display:none}
.msg{margin:0 0 16px;padding:12px 14px;font-size:.95rem;font-weight:400;border-left:3px solid var(--mint);background:rgba(47,243,207,.08)}
.msg.err{border-left-color:var(--err);background:rgba(255,122,138,.1);color:#ffc2ca}
.row{margin:0 0 16px}
.row label,.calc label{display:block;font:500 .74rem/1.3 var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--mu);margin-bottom:7px}
.row input,.calc input{width:100%;min-height:50px;padding:0 14px;background:#060a13;color:var(--tx);border:1px solid var(--line);border-bottom:2px solid var(--amber);border-radius:0;font:400 1.02rem var(--fm);-webkit-appearance:none;appearance:none}
.row input:focus,.calc input:focus{outline:2px solid var(--mint);outline-offset:1px;border-bottom-color:var(--mint)}
.note{font-size:.86rem;font-weight:400;color:var(--mu);margin:8px 0 0}
.form form .btn{width:100%;min-height:56px;margin-top:6px;font-size:1rem}
.form form>.note{text-align:center;margin-top:14px}
.keyout{display:none}.keyout.on{display:block}
.keyout h3{color:var(--amber);font-size:1.3rem;margin-bottom:14px}
.keybox{display:flex;align-items:stretch;gap:0;border:1px solid var(--mint);background:#04070d;box-shadow:0 0 22px rgba(47,243,207,.18)}
.keybox span{flex:1;min-width:0;padding:13px 14px;font:500 .9rem/1.45 var(--fm);color:var(--mint);overflow-wrap:anywhere;word-break:break-all}
.keybox .btn{clip-path:none;flex:none;min-height:48px}
.keyout p{font-weight:400;font-size:.95rem;line-height:1.9;margin:14px 0 0}
.keyout code{font:400 .86rem var(--fm);color:var(--mint);overflow-wrap:anywhere}
.mut{color:var(--mu)}
.acts{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}

/* pricing */
.tiles{display:grid;grid-template-columns:1.4fr 1.4fr 1fr 1fr 1fr;gap:14px;margin:clamp(30px,4vw,48px) 0 0}
.tile{display:flex;flex-direction:column-reverse;justify-content:flex-end;gap:10px;min-width:0;padding:22px 20px 24px;background:var(--pan);border:1px solid var(--line);border-top:3px solid var(--mint);clip-path:polygon(0 0,100% 0,100% calc(100% - 18px),calc(100% - 18px) 100%,0 100%)}
.tile:nth-child(-n+2){border-top-color:var(--amber);background:linear-gradient(160deg,rgba(255,171,46,.13),var(--pan) 62%)}
.tile dd{margin:0;font:italic 700 clamp(1.7rem,3vw,2.4rem)/1 var(--fd);color:var(--tx)}
.tile:nth-child(-n+2) dd{font-size:clamp(2.3rem,4.6vw,3.9rem);color:var(--amber);text-shadow:0 0 22px rgba(255,171,46,.45)}
.tile dt{font:400 .72rem/1.4 var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--mu)}
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(0,1.1fr);gap:18px;align-items:end}
.calc>div{min-width:0}
.calc>div:last-child{background:#04070d;border:1px solid var(--mint);padding:12px 18px;box-shadow:0 0 26px rgba(47,243,207,.14)}
.calc>div:last-child label{margin-bottom:2px;color:var(--mint)}
.calc output{display:block;font:italic 700 clamp(1.9rem,3.4vw,2.7rem)/1.1 var(--fd);color:var(--amber);overflow-wrap:anywhere}

/* rail layouts (docs / article) */
.rail{display:grid;grid-template-columns:270px minmax(0,1fr);gap:clamp(26px,4vw,56px);align-items:start;margin-top:clamp(34px,5vw,56px)}
.rail.rev{grid-template-columns:minmax(0,1fr) 290px}
.rail-m{min-width:0}.rail-s{position:sticky;top:calc(var(--bar) + 30px);display:grid;gap:20px;min-width:0;max-height:calc(100vh - var(--bar) - 44px);overflow:auto}
.toc{border-left:2px solid var(--amber);padding:2px 0 2px 18px}
.toc-h,.side-h{font:500 .76rem/1.3 var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--amber);margin:0 0 10px}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:t}
.toc li{counter-increment:t}
.toc a{display:flex;gap:10px;align-items:baseline;padding:9px 0;min-height:44px;color:#c9d2e6;text-decoration:none;font-size:.93rem;font-weight:400;line-height:1.35}
.toc a::before{content:counter(t,decimal-leading-zero);font:400 .7rem var(--fm);color:var(--mu);flex:none}
.toc a:hover{color:var(--mint)}
.sidecta{padding:20px;background:var(--pan2);border:1px solid var(--line);border-top:3px solid var(--mint);clip-path:polygon(0 0,100% 0,100% calc(100% - 18px),calc(100% - 18px) 100%,0 100%)}
.sidecta .side-h{color:var(--mint)}.sidecta p{font-size:.93rem;font-weight:400;color:#c9d2e6}.sidecta .btn{width:100%}
.tk{padding:24px 26px;margin:0 0 28px;background:linear-gradient(160deg,rgba(47,243,207,.1),rgba(12,19,34,.9) 60%);border:1px solid var(--line);border-left:3px solid var(--mint)}
.tk .sh{margin-bottom:6px}.tk h2{font-size:1.3rem}.tk .teeth{margin-top:1em}.tk li{font-weight:400}
.legalp{max-width:900px;margin-top:34px}

/* 404 */
.nf{padding:30px 0 60px}.nf-k{display:flex;gap:14px;margin-bottom:26px}.nf-k .pins{height:72px;gap:6px}.nf-k .pins i{width:11px}
.nf-l{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.nf-l a{display:inline-flex;align-items:center;min-height:44px;padding:0 16px;border:1px solid var(--line);text-decoration:none;font:500 .8rem var(--fm);letter-spacing:.1em;text-transform:uppercase}

/* footer */
.ft{margin-top:clamp(50px,7vw,96px);border-top:1px solid var(--line);background:#05080f;position:relative}
.ft::before{content:"";position:absolute;left:0;right:0;bottom:100%;height:14px;background:var(--line);-webkit-mask:var(--saw) repeat-x;mask:var(--saw) repeat-x;transform:scaleY(-1)}
.ft-in{max-width:1240px;margin:0 auto;padding:40px clamp(16px,4vw,40px) 34px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:24px 40px}
.ft-b p{font:400 .78rem/1.5 var(--fm);letter-spacing:.08em;text-transform:uppercase;color:var(--mu);margin:8px 0 0}
.ft-l{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:0 22px;justify-content:flex-end;align-content:flex-start}
.ft-l a{display:inline-flex;align-items:center;min-height:44px;color:#c9d2e6;text-decoration:none;font-size:.95rem;font-weight:400}.ft-l a:hover{color:var(--amber)}
.legal{grid-column:1/-1;margin:0;padding-top:20px;border-top:1px dashed var(--line);font-size:.84rem;font-weight:400;color:var(--mu);line-height:1.6}

@media (max-width:1040px){
.hero{grid-template-columns:minmax(0,1fr)}
.g3{grid-template-columns:repeat(2,minmax(0,1fr))}
.tiles{grid-template-columns:repeat(6,minmax(0,1fr))}.tile{grid-column:span 2}.tile:nth-child(-n+2){grid-column:span 3}
.rail,.rail.rev{grid-template-columns:minmax(0,1fr)}.rail-s{position:static;max-height:none;overflow:visible}.rail.rev .rail-s{order:-1}
.stair>.pn{width:92%}.stair>.pn:nth-child(3n+2){margin-left:4%}.stair>.pn:nth-child(3n){margin-left:8%}
}
@media (max-width:860px){
:root{--plate:84px;--cut:18px}.page-home{--plate:118px}.page-key{--plate:58px}
body{font-size:16.5px}
.tg{font-size:.66rem;letter-spacing:.08em}
.burger{display:flex}
.hcta{min-height:44px;padding:0 13px;font-size:.8rem;letter-spacing:.03em}
.logo{font-size:.98rem;gap:8px}
.nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#0a101e;border-top:1px solid var(--line);border-bottom:2px solid var(--amber);padding:6px clamp(16px,4vw,40px) 14px;z-index:3}
.nav.open{display:flex}
.nav a{min-height:50px;padding:0;border-bottom:1px dashed var(--line);font-size:.86rem}.nav a[aria-current]::after{display:none}
.stair>.pn,.stair>.pn:nth-child(n){width:auto;margin-left:0}
.keyhero{grid-template-columns:minmax(0,1fr);grid-template-areas:"t" "f" "b"}
.page-key .lead{font-size:1rem;margin-top:.8em}.page-key .crumbs{margin-bottom:8px}
.page-key main{padding-top:26px}
.steps{grid-template-columns:minmax(0,1fr);gap:22px}.steps .cd,.steps .cd+.cd{padding:0 0 0 72px;border:0;min-height:60px}
.steps .ix{position:absolute;left:0;top:-4px;font-size:3.1rem}
.blade{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));padding:0;gap:8px}.blade::before{display:none}
.cut,.cut:nth-child(n){padding-bottom:18px}.cut:first-child{grid-column:1/-1}
.calc{grid-template-columns:minmax(0,1fr)}
.ft-in{grid-template-columns:minmax(0,1fr)}.ft-l{justify-content:flex-start}
.cta{clip-path:polygon(0 0,calc(100% - 22px) 0,100% 22px,100% 100%,22px 100%,0 calc(100% - 22px))}
}
@media (max-width:620px){
.g3,.g2,.ben{grid-template-columns:minmax(0,1fr)}
.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}.tile,.tile:nth-child(-n+2){grid-column:auto}.tile:nth-child(5){grid-column:1/-1}
.form{padding:18px 18px 28px}.kstripe{padding:0 34px 0 18px;height:50px}
.btns .btn{flex:1 1 100%}
.g2 .cd{padding-left:20px}.g2 .ix{position:static;display:inline-block;margin-bottom:12px}
.qa details p{padding-right:0}
pre.code{font-size:.78rem;padding-left:14px;padding-right:14px}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}html{scroll-behavior:auto}}