:root{--sky:#050816;--deep:#03050f;--zen:#0a1132;--pan:#0a1026;--tx:#e6ebff;--mu:#a3aed4;--ln:rgba(170,192,255,.2);--ln2:rgba(170,192,255,.42);--g:hsl(108 85% 66%);--gd:hsl(108 60% 44%);--ink:#06140a;--er:#ffab9c;--fd:"Anybody","Arial Black",system-ui,sans-serif;--fb:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;--fm:"Overpass Mono",ui-monospace,Menlo,Consolas,monospace}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px}
body{margin:0;background-color:var(--sky);color:var(--tx);font:400 17px/1.65 var(--fb);overflow-x:hidden;
background-image:radial-gradient(1.4px 1.4px at 37px 61px,#fff 50%,transparent 52%),radial-gradient(1px 1px at 173px 22px,#cfdcff 50%,transparent 52%),radial-gradient(1px 1px at 251px 190px,#fff 50%,transparent 52%),radial-gradient(1.6px 1.6px at 97px 233px,#bcd0ff 50%,transparent 52%),radial-gradient(1px 1px at 61px 131px,rgba(255,255,255,.7) 50%,transparent 52%),radial-gradient(1px 1px at 139px 83px,rgba(190,255,170,.8) 50%,transparent 52%);
background-size:311px 311px,311px 311px,311px 311px,311px 311px,197px 197px,419px 419px}
img,svg{max-width:100%}
a{color:var(--g);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:#fff}
:focus-visible{outline:2px solid var(--g);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--fd);font-stretch:125%;font-weight:700;line-height:1.12;margin:0;letter-spacing:-.01em;overflow-wrap:break-word}
h1{font-weight:800;font-size:clamp(2rem,4.3vw,3.5rem)}
h2{font-size:clamp(1.35rem,2.4vw,1.9rem)}
h3{font-size:1.02rem;line-height:1.3;letter-spacing:0}
p{margin:0 0 1em}
code,pre,kbd{font-family:var(--fm)}
.wrap{width:100%;max-width:1208px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.skip{position:absolute;left:12px;top:-80px;z-index:99;background:var(--g);color:var(--ink);padding:12px 18px;font-weight:600;border-radius:0 0 8px 8px}
.skip:focus{top:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border:1px solid var(--g);border-radius:999px;background:var(--g);color:var(--ink);font:600 .86rem/1.1 var(--fm);letter-spacing:.06em;text-transform:uppercase;text-decoration:none;cursor:pointer;text-align:center;box-shadow:0 0 0 0 hsl(108 85% 66%/.0),0 0 28px hsl(108 85% 66%/.28);transition:box-shadow .2s,background .2s,color .2s}
.btn:hover{background:#fff;border-color:#fff;color:var(--ink);box-shadow:0 0 34px rgba(255,255,255,.35)}
.btn.ghost{background:transparent;color:var(--tx);border-color:var(--ln2);box-shadow:none}
.btn.ghost:hover{border-color:var(--g);color:var(--g);background:transparent}
.btn.sm{min-height:44px;padding:0 18px;font-size:.76rem}
.btn.dark{background:var(--ink);border-color:var(--ink);color:var(--g);box-shadow:none}
.btn.dark:hover{background:#000;color:#fff;border-color:#000}
.acts{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* header */
.hd{position:sticky;top:0;z-index:40;background:rgba(5,8,22,.86);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--ln)}
.hd::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,var(--g) 18%,rgba(170,192,255,.7) 50%,transparent 82%);opacity:.55}
.hdw{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:70px}
.logo{display:inline-flex;align-items:center;gap:10px;min-height:44px;color:var(--tx);text-decoration:none;font:600 .95rem/1 var(--fm);letter-spacing:.02em;min-width:0}
.logo b{font-weight:600;white-space:nowrap}
.logo b span{color:var(--g)}
.mark{flex:none}
.mark circle{fill:none;stroke:var(--tx);stroke-width:2;stroke-linecap:round}
.mark .g{stroke:var(--g)}
.mark .p{fill:var(--g);stroke:none}
.nav{display:flex;align-items:center;gap:4px}
.nav>a:not(.btn){position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 13px;color:var(--mu);text-decoration:none;font:400 .78rem/1 var(--fm);letter-spacing:.1em;text-transform:uppercase}
.nav>a:not(.btn):hover{color:#fff}
.nav>a[aria-current]{color:#fff}
.nav>a:not(.btn)::before{content:"";position:absolute;left:50%;top:5px;width:5px;height:5px;margin-left:-2.5px;border-radius:50%;background:var(--g);box-shadow:0 0 10px 2px hsl(108 85% 66%/.7);opacity:0;transform:scale(.3);transition:.2s}
.nav>a[aria-current]::before,.nav>a:not(.btn):hover::before{opacity:1;transform:none}
.nav .btn{margin-left:14px;min-height:44px;padding:0 20px;font-size:.78rem}
.burger{display:none;width:46px;height:46px;border:1px solid var(--ln2);border-radius:50%;background:transparent;cursor:pointer;align-items:center;justify-content:center;flex:none}
.burger i{display:block;width:18px;height:2px;background:var(--tx);box-shadow:0 -6px 0 var(--tx),0 6px 0 var(--g)}

/* bands */
.band{position:relative;padding:84px 0;border-top:1px solid var(--ln)}
.band.zen{background:linear-gradient(180deg,rgba(10,17,50,.94),rgba(8,13,40,.82) 60%,rgba(5,8,22,.6))}
.band.top{padding:64px 0 60px;border-top:0;background:radial-gradient(900px 380px at 12% -10%,rgba(40,70,190,.3),transparent 70%)}
.band.top h1{max-width:21ch}
.lead{font-size:1.14rem;line-height:1.6;color:var(--mu);max-width:62ch;margin:20px 0 0}
.band.top .acts{margin-top:28px}
.sh{display:flex;align-items:center;gap:22px;margin-bottom:44px}
.sh h2{flex:none;max-width:100%}
.sh i{flex:1;height:1px;min-width:30px;background:linear-gradient(90deg,var(--ln2),transparent);position:relative}
.sh i::before{content:"";position:absolute;left:-4px;top:-4px;width:9px;height:9px;border-radius:50%;border:1px solid var(--g);background:var(--sky)}

/* star trails */
.trails{position:absolute;pointer-events:none;max-width:none}
.trails circle{fill:none;stroke-linecap:round}
.trails .w{stroke:#dfe6ff;stroke-width:1;opacity:.5}
.trails .b{stroke:#7f9dff;stroke-width:1.5;opacity:.55}
.trails .g{stroke:var(--g);stroke-width:1.3;opacity:.75}
.trails .pole{fill:#fff;stroke:none}
.trails .spin{transform-origin:0 0;animation:spin 420s linear infinite}
@keyframes spin{to{transform:rotate(-360deg)}}

/* hero */
.hero{border-top:0;padding:70px 0 84px;overflow:hidden;background:radial-gradient(760px 520px at 78% 46%,rgba(36,62,180,.34),transparent 70%)}
.hero .trails{width:1180px;height:1180px;right:calc(50% - 900px);top:-250px;-webkit-mask-image:linear-gradient(90deg,transparent 12%,#000 46%);mask-image:linear-gradient(90deg,transparent 12%,#000 46%)}
.herow{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);gap:56px;align-items:center}
.herot,.heroc{position:relative;min-width:0}
.eyebrow,.trylab,.toch,.meta{font:400 .76rem/1.4 var(--fm);letter-spacing:.16em;text-transform:uppercase;color:var(--g);margin:0 0 18px}
.eyebrow::before{content:"";display:inline-block;width:26px;height:1px;background:var(--g);vertical-align:middle;margin-right:12px}
.hero .acts{margin-top:30px}
.ticks{list-style:none;margin:32px 0 0;padding:0;display:grid;gap:10px;font-size:.97rem;color:var(--mu)}
.ticks li{position:relative;padding-left:26px}
.ticks li::before{content:"";position:absolute;left:3px;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--g);box-shadow:0 0 0 4px hsl(108 85% 66%/.16)}
.trylab{color:var(--mu);margin-bottom:12px}

/* reticle frame */
.ret{position:relative;background:rgba(4,7,20,.9);border:1px solid var(--ln);padding:22px;min-width:0}
.ret::before,.ret::after{content:"";position:absolute;width:22px;height:22px;pointer-events:none}
.ret::before{left:-1px;top:-1px;border-left:2px solid var(--g);border-top:2px solid var(--g)}
.ret::after{right:-1px;bottom:-1px;border-right:2px solid var(--g);border-bottom:2px solid var(--g)}
.heroc .ret{padding:0;box-shadow:0 30px 80px rgba(0,0,0,.6)}

/* code */
.codetabs{display:flex;gap:2px;border-bottom:1px solid var(--ln);padding:0 10px;overflow-x:auto}
.codetabs button{min-height:46px;padding:0 16px;background:none;border:0;border-bottom:2px solid transparent;color:var(--mu);font:400 .8rem var(--fm);letter-spacing:.06em;cursor:pointer;white-space:nowrap}
.codetabs button[aria-selected=true]{color:var(--g);border-bottom-color:var(--g)}
.codetabs button:hover{color:#fff}
pre.code{position:relative;margin:0;padding:54px 20px 20px;background:var(--deep);color:#d5ddfb;font-size:.84rem;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}
pre.code .k{color:var(--g)}
pre.code .s{color:#a9c1ff}
pre.code .c{color:#8490ba;font-style:italic}
.copy{position:absolute;right:8px;top:5px;min-height:44px;min-width:64px;padding:0 12px;background:transparent;border:0;color:var(--mu);font:400 .72rem var(--fm);letter-spacing:.12em;text-transform:uppercase;cursor:pointer}
.copy:hover{color:var(--g)}
.codebox pre.code{border:0}
.prose pre.code{border:1px solid var(--ln);margin:1.4em 0}
.prose pre.code::before{content:"";position:absolute;left:20px;top:22px;width:6px;height:6px;border-radius:50%;background:var(--g);box-shadow:16px 0 0 -1px #7f9dff,30px 0 0 -2px #dfe6ff}

/* facts: magnitude scale */
.strip{padding:0;background:rgba(3,5,15,.72)}
.facts{display:grid;grid-template-columns:repeat(5,minmax(0,1fr))}
.fact{position:relative;padding:30px 20px 28px 24px;border-left:1px solid var(--ln);min-width:0}
.fact:first-child{border-left:0;padding-left:0}
.fact i{display:block;height:16px;margin-bottom:12px;position:relative}
.fact i::before{content:"";position:absolute;left:0;top:50%;border-radius:50%;background:var(--g);box-shadow:0 0 12px hsl(108 85% 66%/.8);width:4px;height:4px;margin-top:-2px}
.fact.m2 i::before{width:6px;height:6px;margin-top:-3px}
.fact.m3 i::before{width:8px;height:8px;margin-top:-4px}
.fact.m4 i::before{width:11px;height:11px;margin-top:-5.5px}
.fact.m5 i::before{width:14px;height:14px;margin-top:-7px}
.fact i::after{content:"";position:absolute;left:22px;right:0;top:50%;height:1px;background:linear-gradient(90deg,var(--ln2),transparent)}
.fact b{display:block;font:800 clamp(1.4rem,2.3vw,1.95rem)/1.1 var(--fd);font-stretch:125%;color:#fff;overflow-wrap:anywhere}
.fact span{display:block;margin-top:8px;font:400 .72rem/1.45 var(--fm);letter-spacing:.08em;text-transform:uppercase;color:var(--mu)}
.pr .facts{margin-top:44px;border-top:1px solid var(--ln);border-bottom:1px solid var(--ln)}
.sub{margin:22px 0 0;font:400 .82rem/1.5 var(--fm);letter-spacing:.06em;color:var(--g)}

/* constellation items */
.stars{display:grid;gap:44px 40px;grid-template-columns:repeat(3,minmax(0,1fr))}
.stars.n4{grid-template-columns:repeat(2,minmax(0,1fr))}
.star{position:relative;min-width:0;padding-top:4px}
.fig{display:block;margin-bottom:16px;overflow:visible}
.fig polyline{fill:none;stroke:var(--ln2);stroke-width:.8}
.fig circle{fill:#dfe6ff}
.fig .halo{fill:none;stroke:var(--g);stroke-width:.8;opacity:.6}
.fig .lit{fill:var(--g)}
.star h3{margin-bottom:10px;color:#fff}
.star p{margin:0;color:var(--mu);font-size:.97rem;line-height:1.6}
.stars.line{counter-reset:s;gap:0;border-top:1px solid var(--ln2)}
.stars.line .star{counter-increment:s;padding:34px 34px 6px 0;margin-right:34px;border-right:1px solid var(--ln)}
.stars.line .star:last-child{border-right:0;margin-right:0;padding-right:0}
.stars.line .star::before{content:"";position:absolute;left:0;top:-6px;width:11px;height:11px;border-radius:50%;background:var(--g);box-shadow:0 0 0 5px rgba(5,8,22,.9),0 0 16px 6px hsl(108 85% 66%/.45)}
.stars.line .star::after{content:"0" counter(s);position:absolute;right:34px;top:30px;font:400 .78rem var(--fm);letter-spacing:.14em;color:var(--mu)}
.stars.line .star:last-child::after{right:0}

/* prose */
.prose{min-width:0;font-size:1.03rem;color:#d3daf5}
.prose.two{max-width:780px;margin:0 auto}
.prose>*:first-child{margin-top:0}
.prose h2{margin:2.1em 0 .7em;padding-top:.9em;border-top:1px solid var(--ln);color:#fff;scroll-margin-top:90px}
.prose h3{margin:1.7em 0 .5em;color:#fff;font-size:1.08rem}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.1em}
.prose li{margin:.35em 0}
.prose li::marker{color:var(--g)}
.prose strong{color:#fff;font-weight:600}
.prose :not(pre)>code,.keyout code{font-size:.86em;background:rgba(127,157,255,.13);border:1px solid var(--ln);padding:.1em .4em;border-radius:3px;color:#dbe4ff;overflow-wrap:anywhere}
.prose table{display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:1.5em 0;font-size:.94rem}
.prose th,.prose td{text-align:left;padding:12px 16px 12px 0;border-bottom:1px solid var(--ln);vertical-align:top}
.prose th{font:400 .72rem var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--g);border-bottom-color:var(--ln2);white-space:nowrap}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 20px;border-left:2px solid var(--g);color:var(--mu)}

/* faq */
.faq{max-width:900px;border-top:1px solid var(--ln2)}
.faq details{border-bottom:1px solid var(--ln)}
.faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;padding:14px 0;cursor:pointer;font:600 1.04rem/1.4 var(--fb);color:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:12px;height:12px;border-radius:50%;border:1px solid var(--g);transition:.2s}
.faq details[open] summary::after{background:var(--g);box-shadow:0 0 14px hsl(108 85% 66%/.7)}
.faq summary:hover{color:var(--g)}
.faq details p{margin:0;padding:0 40px 22px 0;color:var(--mu);max-width:72ch}

/* aurora band */
.aur{background:var(--g);color:var(--ink);border-top:0;overflow:hidden;padding:72px 0}
.aurw{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.aurt{position:relative;min-width:0;max-width:680px}
.aur h2{font-weight:800;font-size:clamp(1.6rem,3.2vw,2.5rem);color:var(--ink)}
.aur p{margin:14px 0 0;font-size:1.08rem;color:#0c2a12}
.aur .btn{position:relative;min-height:56px;padding:0 34px}
.aur .trails{width:620px;height:620px;right:-150px;top:50%;margin-top:-310px}
.aur .trails circle{stroke:var(--ink);opacity:.2;stroke-width:1.4}
.aur .trails .pole{fill:var(--ink);stroke:none;opacity:.5}

/* key page */
.keyb{padding:52px 0 76px}
.keyw{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);grid-template-areas:"h f" "b f";gap:36px 64px;align-items:start}
.keyh{grid-area:h;min-width:0}
.keyf{grid-area:f;min-width:0}
.keyben{grid-area:b;grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 32px}
.keyben .fig{width:54px;height:30px;margin-bottom:10px}
.keyf .ret{padding:26px;box-shadow:0 30px 90px rgba(0,0,0,.55),0 0 0 1px rgba(125,242,94,.08)}
.tabs2{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--ln2);border-radius:999px;padding:3px;margin-bottom:18px}
.tabs2 button{min-height:44px;border:0;border-radius:999px;background:transparent;color:var(--mu);font:400 .76rem var(--fm);letter-spacing:.08em;text-transform:uppercase;cursor:pointer;padding:0 8px}
.tabs2 button[aria-selected=true]{background:rgba(125,242,94,.14);color:var(--g);box-shadow:inset 0 0 0 1px hsl(108 85% 66%/.5)}
.msg{font-size:.92rem;margin:0 0 14px;padding:11px 14px;border:1px solid var(--ln2);border-left:3px solid var(--g);background:rgba(125,242,94,.07);color:var(--tx)}
.msg:empty{display:none}
.msg.err{border-color:rgba(255,171,156,.45);border-left-color:var(--er);background:rgba(255,120,100,.1);color:var(--er)}
.row{margin:0 0 14px}
.row label,.calc label{display:block;margin-bottom:7px;font:400 .72rem var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--mu)}
input,select,textarea{width:100%;min-height:48px;padding:10px 14px;background:#070b1e;border:1px solid var(--ln2);border-radius:2px;color:#fff;font:400 1rem var(--fb)}
textarea{min-height:150px;resize:vertical;line-height:1.5}
select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--g) 50%),linear-gradient(135deg,var(--g) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px;background-repeat:no-repeat;padding-right:40px}
select option{background:#070b1e;color:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--g);outline-offset:1px;border-color:var(--g)}
.note{font-size:.84rem;color:var(--mu);margin:8px 0 0}
.form .btn[data-submit],.sup form>.btn{width:100%;margin-top:6px}
.form .btn.ghost[data-gauth]{text-transform:none;letter-spacing:.02em;font:500 .95rem var(--fb);border-radius:999px}
.mut{color:var(--mu)}
.keyout{display:none;margin-top:6px}
.keyout.on{display:block}
.keyout h3{margin-bottom:12px;color:var(--g)}
.keybox{display:flex;align-items:center;gap:10px;padding:8px 8px 8px 14px;border:1px dashed var(--g);background:rgba(125,242,94,.06);font:400 .88rem var(--fm);color:#fff}
.keybox span{flex:1;min-width:0;overflow-wrap:anywhere}
.keyout p{font-size:.94rem;line-height:1.75;margin:12px 0}
.keyout .acts{gap:8px;margin-top:14px}

/* pricing */
.calc{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;align-items:end}
.calc>div{min-width:0}
.calc input{font-family:var(--fm);font-size:1.05rem;min-height:54px}
.calc output{display:flex;align-items:center;min-height:54px;font:800 clamp(1.7rem,3.4vw,2.5rem)/1 var(--fd);font-stretch:125%;color:var(--g);text-shadow:0 0 28px hsl(108 85% 66%/.45);overflow-wrap:anywhere}
#calc .ret{padding:32px}
.exs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--ln2)}
.ex{min-width:0;padding:30px 30px 0 0;margin-right:30px;border-right:1px solid var(--ln)}
.ex:last-child{border-right:0;margin-right:0;padding-right:0}
.exn{display:block;font:400 .78rem var(--fm);letter-spacing:.14em;color:var(--g);margin-bottom:14px}
.ex h3{color:#fff;margin-bottom:12px;font:600 1.04rem/1.45 var(--fb);font-stretch:100%}
.ex p{color:var(--mu);font-size:.96rem;margin:0}

/* docs / article shell */
.shell{display:grid;grid-template-columns:260px minmax(0,1fr);gap:64px;align-items:start}
.shell.r{grid-template-columns:minmax(0,1fr) 280px}
.shell .prose{max-width:760px}
.rail{position:sticky;top:96px;min-width:0;display:grid;gap:30px}
.toch{margin-bottom:14px}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:t;border-left:1px solid var(--ln2)}
.toc li{counter-increment:t;position:relative}
.toc a{display:flex;gap:12px;align-items:baseline;min-height:44px;padding:10px 0 10px 18px;color:var(--mu);text-decoration:none;font-size:.93rem;line-height:1.4}
.toc a::before{content:"0" counter(t);font:400 .7rem var(--fm);color:var(--g);flex:none}
.toc li::before{content:"";position:absolute;left:-3px;top:19px;width:5px;height:5px;border-radius:50%;background:#dfe6ff}
.toc a:hover{color:#fff}
.toc li:hover::before{background:var(--g);box-shadow:0 0 10px 2px hsl(108 85% 66%/.7)}
.sidecta{border:1px solid var(--ln);padding:22px;background:rgba(10,17,50,.6)}
.sidecta h3{color:#fff;margin-bottom:8px}
.sidecta p{font-size:.92rem;color:var(--mu);margin-bottom:16px}
.sidecta .btn{width:100%;padding:0 12px}
.read{min-width:0;max-width:760px}
.take{border:1px solid var(--ln);border-left:2px solid var(--g);background:rgba(10,17,50,.6);padding:24px 26px;margin-bottom:44px}
.take ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.take li{position:relative;padding-left:24px;color:#dbe2fb}
.take li::before{content:"";position:absolute;left:2px;top:.62em;width:7px;height:7px;border-radius:50%;background:var(--g);box-shadow:0 0 0 4px hsl(108 85% 66%/.16)}
.meta{margin:22px 0 0;color:var(--mu)}
.meta time{color:var(--tx)}
.art h1{max-width:24ch}

/* crumbs */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:4px 0;margin-bottom:22px;font:400 .74rem var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--mu)}
.crumbs a{display:inline-flex;align-items:center;min-height:44px;color:var(--mu);text-decoration:none}
.crumbs a:hover{color:var(--g)}
.crumbs span{color:var(--tx)}
.crumbs i{width:22px;height:1px;background:var(--ln2);margin:0 12px;position:relative}
.crumbs i::after{content:"";position:absolute;right:-2px;top:-2px;width:5px;height:5px;border-radius:50%;background:var(--g)}

/* support */
.sup{padding:30px}
.sup form{margin-top:0!important}
.sup [data-support-msg]{color:var(--g);font-size:.95rem;margin-bottom:0}
.sup [data-support-msg]:empty{display:none}

/* 404 */
.nf{border-top:0;overflow:hidden;min-height:76vh;display:flex;align-items:center;text-align:center}
.nf .trails{width:1000px;height:1000px;left:50%;top:50%;margin:-500px 0 0 -500px;opacity:.8;-webkit-mask-image:radial-gradient(circle,transparent 24%,#000 46%);mask-image:radial-gradient(circle,transparent 24%,#000 46%)}
.nfw{position:relative}
.nfn{font:800 clamp(4.5rem,17vw,11rem)/.9 var(--fd);font-stretch:125%;color:transparent;-webkit-text-stroke:1px var(--g);margin:0 0 20px}
.nf h1{font-size:clamp(1.6rem,3.4vw,2.6rem)}
.nf .lead{margin:16px auto 0}
.nf .acts{justify-content:center;margin-top:30px}
.nfl{display:flex;flex-wrap:wrap;justify-content:center;gap:0 22px;margin-top:26px}
.nfl a{display:inline-flex;align-items:center;min-height:44px;font:400 .78rem var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--tx)}

/* footer */
.ft{border-top:1px solid var(--ln);background:var(--deep);padding:52px 0 38px}
.ftw{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:26px 48px;align-items:start}
.ftb p{margin:10px 0 0;color:var(--mu);font-size:.95rem}
.ftl{display:flex;flex-wrap:wrap;gap:0 26px;justify-content:flex-end;max-width:560px}
.ftl a{display:inline-flex;align-items:center;min-height:44px;color:var(--tx);text-decoration:none;font:400 .78rem var(--fm);letter-spacing:.08em;text-transform:uppercase}
.ftl a:hover{color:var(--g)}
.legal{grid-column:1/-1;margin:0;padding-top:22px;border-top:1px solid var(--ln);font-size:.84rem;color:var(--mu)}

@media (max-width:1080px){
.nav>a:not(.btn){padding:0 9px;letter-spacing:.06em}
.herow{gap:36px}
.shell,.shell.r{gap:40px}
}
@media (max-width:940px){
.burger{display:inline-flex}
.nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 24px;background:#060a1c;border-bottom:1px solid var(--ln2);box-shadow:0 30px 60px rgba(0,0,0,.6)}
.nav.open{display:flex}
.nav>a:not(.btn){min-height:50px;padding:0 0 0 20px;border-bottom:1px solid var(--ln);font-size:.86rem}
.nav>a:not(.btn)::before{left:2px;top:50%;margin:-2.5px 0 0}
.nav .btn{margin:18px 0 0;min-height:50px}
.herow{grid-template-columns:minmax(0,1fr)}
.hero{padding:44px 0 60px}
.hero .trails{width:760px;height:760px;right:-360px;top:-300px;opacity:.5;-webkit-mask-image:linear-gradient(90deg,transparent 35%,#000 70%);mask-image:linear-gradient(90deg,transparent 35%,#000 70%)}
.keyw{grid-template-columns:minmax(0,1fr);grid-template-areas:"h" "f" "b";gap:28px}
.keyb{padding:26px 0 56px}
.keyb .lead{font-size:1.02rem;margin-top:12px}
.keyb .crumbs{margin-bottom:8px}
.shell,.shell.r{grid-template-columns:minmax(0,1fr)}
.shell.r .rail{order:-1}
.rail{position:static}
.rail .sidecta{display:none}
.facts{grid-template-columns:repeat(6,minmax(0,1fr))}
.fact{grid-column:span 2;padding-left:18px}
.fact.m4,.fact.m5{grid-column:span 3;border-top:1px solid var(--ln)}
.fact.m4{border-left:0;padding-left:0}
.stars{grid-template-columns:repeat(2,minmax(0,1fr))}
.exs{grid-template-columns:minmax(0,1fr)}
.ex{border-right:0;margin-right:0;padding:26px 0;border-bottom:1px solid var(--ln)}
.ex:last-child{border-bottom:0;padding-bottom:0}
}
@media (max-width:640px){
body{font-size:16px}
.wrap{padding:0 18px}
.band{padding:56px 0}
.band.top{padding:34px 0 40px}
.strip{padding:0}
.sh{margin-bottom:30px;gap:14px}
.sh h2{flex:0 1 auto}
.stars,.stars.n4,.keyben{grid-template-columns:minmax(0,1fr);gap:30px}
.stars.line{gap:0}
.stars.line .star{border-right:0;margin-right:0;padding:28px 0 22px;border-bottom:1px solid var(--ln)}
.stars.line .star:last-child{border-bottom:0;padding-bottom:0}
.stars.line .star::after{right:0;top:26px}
.facts{grid-template-columns:repeat(2,minmax(0,1fr))}
.fact,.fact.m4,.fact.m5{grid-column:span 1;padding:22px 12px 20px 16px;border-top:1px solid var(--ln);border-left:1px solid var(--ln)}
.fact.m1{grid-column:1/-1;border-top:0;border-left:0;padding-left:0}
.fact.m2,.fact.m4{border-left:0;padding-left:0}
.pr .fact.m1{border-top:0}
.calc{grid-template-columns:minmax(0,1fr);gap:18px}
#calc .ret,.sup,.keyf .ret{padding:20px 16px}
.aur{padding:54px 0}
.aur .btn{width:100%}
.aur .trails{right:-330px;opacity:.7}
.ftw{grid-template-columns:minmax(0,1fr)}
.ftl{justify-content:flex-start}
.faq details p{padding-right:0}
pre.code{font-size:.78rem;padding:52px 14px 16px}
.logo{font-size:.86rem}
.nav{padding:8px 18px 22px}
.keyout .acts .btn{flex:1 1 auto}
}
@media (prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
*,*::before,*::after{animation:none!important;transition:none!important}
}