:root{--bg:#0c1312;--bg2:#111a1a;--ink:#e3ecea;--ink2:#b7c4c0;--ink3:#8c9d9a;--line:#243130;--line2:#3b4c49;--acc:#62d9d2;--on:#061211;--warn:#ffdb93;
--serif:"Spectral",Georgia,"Times New Roman",serif;--sans:"Rethink Sans",system-ui,-apple-system,"Segoe UI",sans-serif;--mono:"Reddit Mono",ui-monospace,Menlo,Consolas,monospace}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink2);font:400 17px/1.65 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
[hidden]{display:none!important}
::selection{background:var(--acc);color:var(--on)}
a{color:var(--acc);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--ink)}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px}
h1,h2,h3,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
img,svg{max-width:100%}
.skip{position:absolute;left:-9999px;top:0;background:var(--acc);color:var(--on);padding:12px 18px;z-index:9;font-weight:700}
.skip:focus{left:8px;top:8px}
.wrap{max-width:1240px;margin:0 auto;padding:0 40px}
.lbl,.eyebrow,.crumbs,.meta,.no,.sub,.legal{font:400 12px/1.5 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink3)}

/* hairpin */
.hp{display:block;width:100%;height:18px;overflow:visible}
.hp path{stroke:#556966;stroke-width:1}
.hp.rev{transform:scaleX(-1)}
.hp.rev path{stroke:var(--acc)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;background:var(--acc);color:var(--on);border:1px solid var(--acc);border-radius:0;font:700 15px/1.2 var(--sans);letter-spacing:.01em;text-decoration:none;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn:hover{background:var(--ink);border-color:var(--ink);color:var(--on)}
.btn.big{min-height:56px;padding:0 32px;font-size:16px}
.btn.wide{width:100%}
.btn.sm{min-height:44px;padding:0 16px;font-size:14px}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line2)}
.btn.ghost:hover{background:transparent;border-color:var(--acc);color:var(--acc)}
.btn[disabled]{opacity:.55;cursor:default}
.lnk{display:inline-flex;align-items:center;min-height:48px;color:var(--ink);font-weight:500;font-size:15px}
.lnk::after{content:"";width:22px;height:8px;margin-left:10px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 8' preserveAspectRatio='none'%3E%3Cpath d='M0 .7L24 4L0 7.3' fill='none' stroke='%2362d996' stroke-width='1.1' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") center/100% 100% no-repeat;transform:scaleX(-1)}

/* header */
.top{border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:8px;min-height:84px}
.logo{display:inline-flex;align-items:center;gap:12px;min-height:44px;color:var(--ink);text-decoration:none;font:italic 300 25px/1 var(--serif);letter-spacing:-.005em;margin-right:auto}
.logo:hover{color:var(--ink)}
.mk{width:26px;height:26px;flex:none}
.mk path{stroke:var(--acc);stroke-width:1.6}
.nav{display:flex;align-items:center;gap:2px;margin-right:18px}
.nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;color:var(--ink2);text-decoration:none;font-size:15px;position:relative}
.nav a:hover{color:var(--ink)}
.nav a[aria-current]{color:var(--ink)}
.nav a[aria-current]::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:5px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 8' preserveAspectRatio='none'%3E%3Cpath d='M0 .7L24 4L0 7.3' fill='none' stroke='%2362d996' stroke-width='1.1' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") center/100% 100% no-repeat}
.burger{display:none;width:48px;height:48px;padding:0;background:none;border:1px solid var(--line2);color:var(--ink);cursor:pointer}
.burger svg{width:24px;height:24px;display:block;margin:auto}
.burger path{stroke:currentColor;stroke-width:1.5}

/* split */
.split{display:grid;grid-template-columns:minmax(0,1fr) 340px;column-gap:88px;padding-top:72px}
.intro,.flow{grid-column:1;min-width:0}
.rail{grid-column:2;grid-row:1/span 2;min-width:0;border-left:1px solid var(--line);padding-left:36px}
.rail-in{position:sticky;top:36px}
.pg-key .split{grid-template-columns:minmax(0,1fr) 440px;column-gap:72px}
.pg-key .rail{border-left:0;padding-left:0}
.pg-key .rail-in{position:static}
@media (min-height:900px) and (min-width:941px){.pg-key .rail-in{position:sticky}}
@media (max-height:780px){.rail-in{position:static}}

/* intro */
h1{font:300 clamp(2.5rem,5.3vw,5.1rem)/1.03 var(--serif);letter-spacing:-.022em;color:var(--ink);text-wrap:balance;overflow-wrap:break-word}
h1 .v1{color:#d3ddda}
h1 .v2{color:#bdc9c6;font-weight:200}
h1 .v3{color:#a8b6b3;font-weight:200}
h1 .v4{color:#94a4a1;font-weight:200;font-style:italic}
main:not(.pg-home) h1{font-size:clamp(2.3rem,4.4vw,4rem)}
.eyebrow{color:var(--acc);margin-bottom:28px}
.lead{margin-top:28px;max-width:60ch;font-size:clamp(1.06rem,1.4vw,1.25rem);line-height:1.6;color:var(--ink2)}
.bul{margin-top:28px;display:flex;flex-wrap:wrap;gap:8px 32px}
.bul li,.prose ul>li{position:relative;padding-left:30px}
.bul li{color:var(--ink);font-size:15.5px}
.bul li::before,.prose ul>li::before{content:"";position:absolute;left:0;top:.62em;width:18px;height:7px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 8' preserveAspectRatio='none'%3E%3Cpath d='M0 .7L24 4L0 7.3' fill='none' stroke='%2362d996' stroke-width='1.1' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E") center/100% 100% no-repeat}
.acts{margin-top:36px;display:flex;flex-wrap:wrap;align-items:center;gap:8px 28px}
.crumbs{margin-bottom:26px}
.crumbs ol{display:flex;align-items:center;min-width:0}
.crumbs li{display:inline-flex;align-items:center;flex:none}
.crumbs li:last-child{display:block;flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.crumbs li+li::before{content:"/";margin:0 10px;color:var(--line2)}
.crumbs a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink3);text-decoration:none}
.crumbs a:hover,.crumbs [aria-current]{color:var(--ink)}
.meta{margin-top:24px}
.meta time{color:var(--ink)}

/* rail */
.r-h{font:300 27px/1.15 var(--serif);color:var(--ink);letter-spacing:-.01em}
.r-p{margin:10px 0 22px;font-size:15px;color:var(--ink2)}
.r-cta{padding-bottom:30px}
.toc+.r-cta{margin-top:34px;padding-top:30px;border-top:1px solid var(--line)}
.facts li{display:flex;flex-direction:column;gap:6px;padding:18px 0;border-top:1px solid var(--line)}
.facts b{font:200 54px/1 var(--serif);letter-spacing:-.03em;color:var(--ink)}
.facts li:nth-child(2) b{font-size:48px;color:#d3ddda}
.facts li:nth-child(3) b{font-size:42px;color:#bdc9c6}
.facts li:nth-child(4) b{font-size:37px;color:#a8b6b3}
.facts li:nth-child(5) b{font-size:32px;color:#94a4a1}
.facts span{font:400 12px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink3)}
.toc .lbl{margin-bottom:14px}
.toc ol{counter-reset:t}
.toc li{counter-increment:t;border-top:1px solid var(--line)}
.toc a{display:flex;gap:14px;align-items:baseline;min-height:44px;padding:11px 0;color:var(--ink2);text-decoration:none;font-size:14.5px;line-height:1.4}
.toc a::before{content:counter(t,decimal-leading-zero);font:400 11px var(--mono);color:var(--ink3);flex:none}
.toc a:hover{color:var(--acc)}

/* sections */
.sec{margin-top:76px}
.sec>.hp{margin-bottom:38px}
.sec-h{display:flex;align-items:baseline;gap:20px;margin-bottom:22px}
.no{color:var(--acc);flex:none}
h2{font:300 clamp(1.75rem,3vw,2.6rem)/1.1 var(--serif);letter-spacing:-.018em;color:var(--ink);text-wrap:balance}
h3{font:700 17px/1.35 var(--sans);color:var(--ink)}
.s-code{margin-top:60px}
.s-code .lbl{margin-bottom:14px}
.pairs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:56px}
.pairs li{padding:24px 0;border-top:1px solid var(--line);min-width:0}
.pairs p,.steps p{margin-top:8px;font-size:15.5px;line-height:1.6}
.steps li{display:grid;grid-template-columns:96px minmax(0,1fr);align-items:start;padding:26px 0;border-top:1px solid var(--line)}
.steps .num{font:italic 200 64px/.9 var(--serif);color:var(--ink)}
.steps li:nth-child(2) .num{color:#b7c4c0}
.steps li:nth-child(3) .num{color:#8c9d9a}
.steps h3{font:300 24px/1.2 var(--serif);letter-spacing:-.01em}
.steps.ex p{max-width:66ch}

/* prose */
.prose{max-width:70ch}
.prose>*+*{margin-top:18px}
.prose h2{margin-top:60px;font-size:clamp(1.6rem,2.5vw,2.15rem);scroll-margin-top:24px}
.prose>h2:first-child{margin-top:0}
.prose h3{margin-top:34px;font-size:18px}
.prose strong{color:var(--ink);font-weight:700}
.prose ul>li+li,.prose ol>li+li{margin-top:8px}
.prose ol{counter-reset:p}
.prose ol>li{counter-increment:p;position:relative;padding-left:38px}
.prose ol>li::before{content:counter(p,decimal-leading-zero);position:absolute;left:0;top:.35em;font:400 12px var(--mono);color:var(--acc)}
.prose :not(pre)>code{font:400 .86em var(--mono);color:var(--ink);background:var(--bg2);border:1px solid var(--line);padding:1px 6px;overflow-wrap:anywhere}
.prose table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:15px;margin-top:26px;border-top:1px solid var(--line2)}
.prose th,.prose td{text-align:left;padding:13px 22px 13px 0;border-bottom:1px solid var(--line);vertical-align:top;min-width:120px}
.prose th{font:400 12px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink3)}
.prose td:first-child{color:var(--ink)}
.p-read{font:400 19.5px/1.72 var(--serif);color:#cfd9d6;max-width:66ch}
.p-read h3,.p-read table,.p-read pre{font-family:var(--sans)}
.p-read>*+*{margin-top:22px}
.take{margin-top:44px;padding:26px 0 0;border-top:1px solid var(--acc);max-width:70ch}
.take ol{counter-reset:k;margin-top:10px}
.take li{counter-increment:k;display:grid;grid-template-columns:52px minmax(0,1fr);padding:14px 0;border-bottom:1px solid var(--line);font:italic 300 20px/1.45 var(--serif);color:var(--ink)}
.take li::before{content:counter(k,decimal-leading-zero);font:normal 400 12px/2.4 var(--mono);color:var(--acc)}

/* code */
.codebox{border:1px solid var(--line2);background:var(--bg2);min-width:0}
.codetabs{display:flex;border-bottom:1px solid var(--line);overflow-x:auto}
.codetabs button{min-height:46px;padding:0 20px;background:none;border:0;border-bottom:2px solid transparent;margin-bottom:-1px;color:var(--ink3);font:400 13px var(--mono);cursor:pointer;white-space:nowrap}
.codetabs button:hover{color:var(--ink)}
.codetabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--acc)}
pre.code{position:relative;margin:0;padding:58px 22px 22px;overflow-x:auto;max-width:100%;background:var(--bg2);border:1px solid var(--line2);color:#cfd9d6;font:400 13.5px/1.7 var(--mono);tab-size:2;-webkit-overflow-scrolling:touch}
.codebox pre.code{border:0}
.prose pre.code{margin-top:22px}
pre.code code{font:inherit;white-space:pre}
pre.code .k{color:var(--acc)}
pre.code .s{color:var(--ink)}
pre.code .c{color:var(--ink3);font-style:italic}
.copy{position:absolute;top:7px;right:7px;min-width:64px;min-height:44px;padding:0 14px;background:var(--bg);border:1px solid var(--line2);color:var(--ink2);font:400 12px var(--mono);letter-spacing:.06em;cursor:pointer}
.copy:hover{color:var(--acc);border-color:var(--acc)}

/* faq */
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:60px;padding:14px 0;cursor:pointer;list-style:none;color:var(--ink);font-weight:500;font-size:17px;line-height:1.4}
.faq summary::-webkit-details-marker{display:none}
.faq summary i{position:relative;flex:none;width:16px;height:16px}
.faq summary i::before,.faq summary i::after{content:"";position:absolute;left:0;top:7.5px;width:16px;height:1px;background:var(--acc);transition:transform .2s}
.faq summary i::after{transform:rotate(90deg)}
.faq details[open] summary i::after{transform:rotate(0)}
.faq summary:hover{color:var(--acc)}
.faq details p{padding:0 40px 22px 0;max-width:68ch;font-size:16px}

/* closing */
.close{max-width:60ch}
.close h2{font-size:clamp(2rem,3.8vw,3.3rem);font-weight:200}
.close p{margin:16px 0 30px;font-size:17px}

/* signup */
.signup{border:1px solid var(--line2);border-top:2px solid var(--acc);background:var(--bg2);padding:30px}
.form{min-width:0}
.tabs2{display:flex;border-bottom:1px solid var(--line);margin-bottom:22px}
.tabs2 button{flex:1;min-height:48px;padding:0 8px;background:none;border:0;border-bottom:2px solid transparent;margin-bottom:-1px;color:var(--ink3);font:500 15px var(--sans);cursor:pointer}
.tabs2 button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--acc)}
.msg{font-size:14.5px;line-height:1.5;color:var(--ink)}
.msg:empty{display:none}
.msg:not(:empty){margin-bottom:16px;padding:12px 14px;border:1px solid var(--line2);border-left:2px solid var(--acc)}
.msg.err:not(:empty){color:var(--warn);border-color:var(--warn)}
.row{margin-bottom:16px}
.row label,.calc label{display:block;margin-bottom:8px;font:400 12px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink3)}
input,select,textarea{width:100%;min-height:50px;padding:12px 14px;background:var(--bg);border:1px solid var(--line2);border-radius:0;color:var(--ink);font:400 16px/1.4 var(--sans);-webkit-appearance:none;appearance:none}
textarea{min-height:170px;resize:vertical;line-height:1.55}
select{background-image:linear-gradient(45deg,transparent 50%,var(--acc) 50%),linear-gradient(135deg,var(--acc) 50%,transparent 50%);background-position:calc(100% - 22px) 22px,calc(100% - 16px) 22px;background-size:6px 6px;background-repeat:no-repeat;padding-right:44px!important}
select option{background:var(--bg);color:var(--ink)}
input:hover,select:hover,textarea:hover{border-color:var(--ink3)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--acc);box-shadow:0 0 0 1px var(--acc)}
.note{margin-top:8px;font-size:13.5px;line-height:1.5;color:var(--ink3)}
.signup form .btn{width:100%;min-height:54px;margin-top:6px}
.signup form>.note{margin-top:14px;text-align:center}
.keyout{display:none}
.keyout.on{display:block}
.keyout h3{font:300 26px/1.2 var(--serif);margin-bottom:14px}
.keybox{display:flex;align-items:center;gap:12px;padding:10px 10px 10px 16px;border:1px dashed var(--acc);background:var(--bg)}
.keybox span{flex:1;min-width:0;font:500 14px/1.5 var(--mono);color:var(--ink);overflow-wrap:anywhere;word-break:break-all}
.keyout>p{margin-top:14px;font-size:14.5px;line-height:1.9;overflow-wrap:anywhere}
.keyout>p.note{line-height:1.5}
.keyout strong{color:var(--ink3);font:400 12px var(--mono);letter-spacing:.08em;text-transform:uppercase}
.keyout code{font:400 13.5px var(--mono);color:var(--ink)}
.mut{color:var(--ink3)}
.acts{}
.keyout .acts{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px}
.s-facts .facts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));column-gap:24px}
.s-facts .facts li{border-top:0;padding:0}
.s-facts .facts li b{font-size:38px}
.s-facts>.hp{margin-bottom:34px}

/* pricing */
.price-big{margin-top:52px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:40px;border-top:1px solid var(--acc)}
.price-big li{padding:28px 0 26px;display:flex;flex-direction:column;gap:12px;min-width:0}
.price-big b{font:200 clamp(4rem,9vw,8rem)/.9 var(--serif);letter-spacing:-.04em;color:var(--ink)}
.price-big li:nth-child(2) b{color:#b7c4c0;font-style:italic}
.price-sm{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:40px;border-top:1px solid var(--line)}
.price-sm li{padding:22px 0;display:flex;flex-direction:column;gap:8px;min-width:0}
.price-sm b{font:200 40px/1 var(--serif);letter-spacing:-.02em;color:var(--ink)}
.price-big span,.price-sm span{font:400 12px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink3)}
.sub{padding-top:18px;border-top:1px solid var(--line);color:var(--ink2)}
.calc-box .r-h{margin-bottom:22px;font-size:27px}
.calc{display:grid;gap:16px}
.calc>div{min-width:0}
.calc>div:last-child{margin-top:8px;padding-top:20px;border-top:1px solid var(--line)}
.calc output{display:block;font:200 62px/1 var(--serif);letter-spacing:-.03em;color:var(--acc);overflow-wrap:anywhere}
.calc-box .btn{margin-top:26px}

/* support */
.support{margin-top:40px;max-width:640px}
.support form{margin-top:0!important}
.support select,.support textarea{padding:12px 14px!important}
.support form .btn{min-width:200px;min-height:54px;margin-top:6px}
.support [data-support-msg]{color:var(--ink)!important;font-size:15px}
.support [data-support-msg]:not(:empty){padding:12px 14px;border:1px solid var(--line2);border-left:2px solid var(--acc)}

/* 404 */
.nf{margin-bottom:44px;max-width:520px}
.nf .hp{height:72px}
.nf .hp path{stroke:var(--acc)}
.nf-links{margin-top:34px;max-width:420px}
.nf-links li{border-top:1px solid var(--line)}
.nf-links a{display:flex;align-items:center;min-height:48px;color:var(--ink);text-decoration:none}
.nf-links a:hover{color:var(--acc)}

/* footer */
.foot{margin-top:110px;padding-bottom:44px}
.foot-in{display:flex;justify-content:space-between;align-items:flex-start;gap:32px 64px;flex-wrap:wrap;padding:44px 0 36px}
.foot-b p{margin-top:8px;font-size:15px;color:var(--ink3);max-width:38ch}
.foot .logo{margin:0}
.foot-l{display:flex;flex-wrap:wrap;gap:0 28px;max-width:560px}
.foot-l a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink2);text-decoration:none;font-size:15px}
.foot-l a:hover{color:var(--acc)}
.legal{padding-top:22px;border-top:1px solid var(--line);letter-spacing:.06em;text-transform:none}

@media (max-width:1100px){
.split{column-gap:56px;grid-template-columns:minmax(0,1fr) 300px}
.pg-key .split{grid-template-columns:minmax(0,1fr) 400px;column-gap:48px}
.rail{padding-left:28px}
.nav a{padding:0 10px}
.nav a[aria-current]::after{left:10px;right:10px}
}
@media (max-width:940px){
.wrap{padding:0 20px}
.top-in{flex-wrap:wrap;min-height:68px;gap:10px}
.logo{font-size:21px;gap:9px}
.mk{width:22px;height:22px}
.btn.key{min-height:44px;padding:0 14px;font-size:14px}
.burger{display:block;width:44px;height:44px}
.nav{display:none;order:5;width:100%;margin:0;flex-direction:column;align-items:stretch;gap:0;padding-bottom:12px}
.nav.open{display:flex}
.nav a{min-height:48px;padding:0;border-top:1px solid var(--line);font-size:16px}
.nav a[aria-current]::after{left:auto;right:0;bottom:21px;width:26px}
.split,.pg-key .split{display:block;padding-top:40px}
.rail{border-left:0;padding-left:0;margin-top:44px;padding-top:30px;border-top:1px solid var(--line2)}
.pg-key .rail{border-top:0;padding-top:0;margin-top:30px}
.rail-in{position:static}
.rail:has(.rail-in:empty){display:none}
.rail .facts li,.rail .facts li:nth-child(n){flex-direction:row;align-items:baseline;justify-content:space-between;gap:16px;padding:14px 0}
.rail .facts li span{text-align:right}
.rail .facts li b,.rail .facts li:nth-child(n) b{font-size:34px}
.sec{margin-top:60px}
.sec>.hp{margin-bottom:30px}
.s-code{margin-top:44px}
.sec-h{gap:14px}
.pairs{grid-template-columns:minmax(0,1fr)}
.steps li{grid-template-columns:64px minmax(0,1fr)}
.steps .num{font-size:48px}
.signup{padding:22px 18px}
.s-facts .facts{display:block}
.s-facts .facts li{flex-direction:row;align-items:baseline;justify-content:space-between;gap:16px;padding:14px 0;border-top:1px solid var(--line)}
.s-facts .facts li b,.s-facts .facts li:nth-child(n) b{font-size:32px}
.price-big{column-gap:20px;margin-top:40px}
.price-sm{grid-template-columns:minmax(0,1fr)}
.price-sm li{flex-direction:row;align-items:baseline;justify-content:space-between;gap:16px;padding:14px 0;border-top:1px solid var(--line)}
.price-sm li:first-child{border-top:0}
.price-sm b{font-size:32px}
.price-sm span{text-align:right}
.p-read{font-size:18.5px}
.take li{grid-template-columns:40px minmax(0,1fr);font-size:18.5px}
.faq details p{padding-right:0}
.foot{margin-top:76px}
.foot-in{padding:32px 0 24px}
pre.code{padding:58px 16px 18px;font-size:13px}
}
@media (max-width:400px){
.logo{font-size:19px}
.logo .mk{display:none}
.btn.key{padding:0 12px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}html{scroll-behavior:auto}}