:root{--bg:#12140a;--room:#1b1c0e;--dot:#3a3920;--ink:#ebefe3;--mut:#babfad;--wall:#879a5a;--line:#414a2a;--orc:#c6e879;--on:#141a06;--gold:#52f3ed;--cor:#aaac92;--code:#0b0c05;--red:#9affb3;
--mono:"Atkinson Hyperlegible Mono",ui-monospace,"DejaVu Sans Mono",Menlo,Consolas,monospace;--disp:"Jacquard 12","Atkinson Hyperlegible Mono",ui-monospace,monospace;--th:250px;
--dash:"------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------";--eq:"========================================================================================================================================================================================================================================================================================================================================================================";--hash:"############################################################################################################################################################################################################################################################################################################"}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:92px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 15.5px/1.7 var(--mono);counter-reset:room;overflow-x:hidden}
[hidden]{display:none!important}
a{color:var(--orc);text-underline-offset:3px}
a:hover{color:var(--gold)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
h1,h2,h3,p,ul,ol,pre{margin:0}
ul,ol{padding:0}
h1{font:700 clamp(1.85rem,4vw,3.25rem)/1.08 var(--mono);letter-spacing:-.035em;text-wrap:balance}
h2{font:700 1.45rem/1.25 var(--mono);letter-spacing:-.02em}
h3{font:700 1.02rem/1.35 var(--mono)}
.skip{position:absolute;left:8px;top:-80px;z-index:99;background:var(--gold);color:var(--on);padding:12px 16px;font-weight:700}
.skip:focus{top:8px}
.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
main{display:block;padding-bottom:5rem}

/* title screen + status bar */
.top{position:sticky;top:calc(-1*var(--th));z-index:50;background:var(--bg)}
.top::after{content:var(--eq);position:absolute;left:0;right:0;bottom:-8px;height:14px;font:700 14px/14px var(--mono);color:var(--wall);overflow:hidden;white-space:nowrap;pointer-events:none;background:linear-gradient(var(--bg) 50%,transparent 50%)}
.title{height:var(--th);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem;overflow:hidden;padding:0 28px;max-width:1500px;margin:0 auto}
.map{font:700 14px/20px var(--mono);color:var(--wall);white-space:pre;overflow:hidden}
.map b{color:var(--orc);font-weight:700}.map i{color:var(--gold);font-style:normal}
.title .map:first-child{justify-self:end}
.wmb{text-align:center;min-width:0}
.wm{font:400 clamp(3.5rem,11vw,9.2rem)/.86 var(--disp);color:var(--orc);white-space:nowrap}
.tg{color:var(--mut);font-size:.9rem;margin-top:.9rem}
.tg::before{content:"-- ";color:var(--wall)}.tg::after{content:" --";color:var(--wall)}
.bar{height:62px;display:flex;align-items:center;gap:1.4rem;max-width:1200px;margin:0 auto;padding:0 28px;position:relative}
.logo{display:inline-flex;align-items:center;gap:.75ch;min-height:44px;color:var(--ink);text-decoration:none;font-weight:700;white-space:nowrap}
.at{display:inline-grid;place-items:center;width:30px;height:30px;background:var(--orc);color:var(--on);font:700 19px/1 var(--mono)}
.nav{display:flex;gap:.3rem;margin-left:auto;min-width:0}
.nav a{display:block;min-height:44px;line-height:44px;padding:0 .8rem;color:var(--mut);text-decoration:none;max-width:24ch;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav a::before{content:".";color:var(--wall);margin-right:.7ch;font-weight:700}
.nav a:hover{color:var(--ink)}
.nav a[aria-current]{color:var(--ink);font-weight:700}
.nav a[aria-current]::before,.nav a:hover::before{content:"@";color:var(--orc)}
.burger{display:none;width:46px;height:46px;flex:none;background:transparent;border:2px solid var(--wall);color:var(--ink);font:700 22px/1 var(--mono);cursor:pointer;border-radius:0}

.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 1.25em;background:var(--orc);color:var(--on);font:700 .95rem/1.2 var(--mono);text-decoration:none;border:2px solid var(--orc);border-radius:0;cursor:pointer;transition:transform .12s;white-space:nowrap}
.btn:hover{background:var(--gold);border-color:var(--gold);color:var(--on)}
.btn:active{transform:translate(2px,2px)}
a.btn::before{content:">";margin-right:.8ch}
.btn.big{min-height:56px;font-size:1.05rem;padding:0 1.6em}
.btn.ghost{background:transparent;color:var(--ink);border:2px dashed var(--wall)}
.btn.ghost:hover{border-color:var(--gold);color:var(--gold);background:transparent}
a.btn.ghost::before{content:"?";color:var(--gold)}
.btn.sm{min-height:44px;font-size:.85rem;padding:0 1em}
.acts{display:flex;flex-wrap:wrap;gap:.8rem}

/* rooms */
.room{position:relative;counter-increment:room;padding:2.7rem 2.4rem 2.5rem;min-width:0;
background:repeating-linear-gradient(var(--wall) 0 13px,transparent 13px 20px) 0 0/2px 100% no-repeat,repeating-linear-gradient(var(--wall) 0 13px,transparent 13px 20px) 100% 0/2px 100% no-repeat,radial-gradient(circle,var(--dot) 0 1px,transparent 1.6px) 9px 11px/18px 22px,var(--room)}
.room::before,.room::after{content:var(--dash);position:absolute;left:0;right:0;height:14px;font:700 14px/14px var(--mono);letter-spacing:1px;color:var(--wall);overflow:hidden;white-space:nowrap;pointer-events:none}
.room::before{top:-7px}.room::after{bottom:-7px}
.rn{position:absolute;top:-11px;left:2.4rem;z-index:1;background:var(--bg);padding:0 1ch;font:700 13px/22px var(--mono);color:var(--gold)}
.rn::before{content:"[" counter(room,decimal-leading-zero) "]"}
.L{width:86%;margin-right:auto}.R{width:86%;margin-left:auto}
.txt{width:min(100%,920px)}.wide{width:100%}
.room>h2{margin-bottom:1.6rem}
.room>h2::before{content:"+ ";color:var(--orc)}
.rlab{color:var(--mut);font-size:.85rem;margin-bottom:.9rem}
.rlab::before{content:"$ ";color:var(--gold);font-weight:700}

/* corridors */
.cor{position:relative;height:88px;font:700 14px/22px var(--mono);color:var(--cor);z-index:2;pointer-events:none}
.cor::before,.cor::after{position:absolute;white-space:pre;width:1ch;text-align:center}
.cor::before{content:"+\a#\a#";left:24%;top:-11px}
.cor::after{content:"#\a#\a+";right:24%;top:33px}
.cor i{position:absolute;left:24%;right:24%;top:33px;height:22px;overflow:hidden;white-space:nowrap;letter-spacing:1px}
.cor i::before{content:var(--hash)}
.cor.r::before{left:auto;right:24%}.cor.r::after{right:auto;left:24%}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);padding-top:3.4rem}
.hl{padding-right:3.2rem;min-width:0;display:flex;flex-direction:column}
.eyebrow{color:var(--gold);font-weight:700;font-size:.9rem;letter-spacing:.04em;text-transform:uppercase;margin-bottom:1.1rem}
.eyebrow span{color:var(--orc)}
.lead{color:var(--mut);font-size:1.06rem;line-height:1.65;margin-top:1.3rem;max-width:62ch}
.loot{list-style:none;margin:1.6rem 0 1.9rem;display:grid;gap:.35rem}
.loot li{padding-left:4.2ch;position:relative;font-weight:700}
.loot li::before{position:absolute;left:0;color:var(--gold);content:"[!]"}
.loot li:nth-child(2)::before{content:"[?]"}.loot li:nth-child(3)::before{content:"[$]"}
.trail{display:flex;margin:auto -3.2rem 0 0;padding-top:2rem;font:700 14px/22px var(--mono);color:var(--cor);position:relative;z-index:2}
.trail b{color:var(--orc);font-size:20px;margin-right:2px}
.trail i{flex:1;overflow:hidden;white-space:nowrap;height:22px;letter-spacing:1px}
.trail i::before{content:var(--hash)}
.trail::after{content:"+";width:1ch;margin-right:-.5ch}
.codr{padding:2.2rem 1.4rem 1.6rem;display:flex;flex-direction:column}
.codr .stat{margin-top:auto;flex-direction:column;gap:.1rem}
.codr .codebox{margin-bottom:1.4rem;flex:1;display:flex;flex-direction:column;min-width:0}
.codr .codebox [data-pane]{flex:1;display:flex;min-width:0}
.codr .codebox pre.code{flex:1;min-width:0}
.prose pre.code{margin-top:1.3rem}
.vault{display:flex;flex-direction:column;justify-content:center}
.vault>*{min-width:0}
.tilr{padding-top:1.2rem;padding-bottom:1.2rem}
.tilr .tiles{border:0}

.stat{list-style:none;display:flex;flex-wrap:wrap;gap:.2rem 2.4ch;margin-top:2.2rem;padding:.9rem 1.1rem;background:var(--code);border-left:2px solid var(--gold);font-size:.9rem}
.stat li span{color:var(--mut)}.stat li span::after{content:":"}
.stat li b{color:var(--gold);margin-left:.6ch}

/* cards */
.grid{display:grid;gap:2rem 2.4rem}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.cd{min-width:0;position:relative;padding-left:3.4ch}
.cd .it{position:absolute;left:0;top:-.2em;font:700 1.35rem/1.4 var(--mono);color:var(--gold)}
.cd h3,.cd h2{font:700 1.02rem/1.35 var(--mono);letter-spacing:0;margin-bottom:.45rem;color:var(--ink)}
.cd p{color:var(--mut);font-size:.93rem;line-height:1.65}
.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.steps li{counter-increment:s;padding:0 1.6rem;min-width:0;background:repeating-linear-gradient(var(--line) 0 13px,transparent 13px 20px) 0 0/2px 100% no-repeat}
.steps li:first-child{padding-left:0;background:none}
.steps li::before{content:counter(s);display:block;font:400 4.4rem/.9 var(--disp);color:var(--orc);margin-bottom:.6rem}
.steps h3{margin-bottom:.45rem}.steps p{color:var(--mut);font-size:.93rem}

/* code */
.codetabs{display:flex;gap:0;border-bottom:2px solid var(--line)}
.codetabs button{min-height:44px;padding:0 1.1rem;background:transparent;border:0;border-radius:0;color:var(--mut);font:700 .88rem var(--mono);cursor:pointer}
.codetabs button[aria-selected=true]{background:var(--orc);color:var(--on)}
pre.code{position:relative;background:var(--code);color:#edf1e6;font:400 13.5px/1.65 var(--mono);padding:3.3rem 1.1rem 1.2rem;overflow-x:auto;max-width:100%;border:1px solid var(--line);tab-size:2;margin:0}
.codebox pre.code{border-top:0}
pre.code code{font:inherit;background:none;padding:0;color:inherit;white-space:pre}
.code .k{color:var(--orc)}.code .s{color:var(--gold)}.code .c{color:#a5a995}
.copy{position:absolute;top:0;right:0;min-height:44px;min-width:44px;padding:0 1rem;background:transparent;border:0;border-left:1px dashed var(--line);border-bottom:1px dashed var(--line);border-radius:0;color:var(--mut);font:700 .8rem var(--mono);cursor:pointer}
.copy:hover{color:var(--gold)}

/* prose */
.prose{max-width:76ch}
.prose>*+*{margin-top:1.1rem}
.prose h2{margin-top:3rem;padding-top:1.9rem;position:relative}
.prose h2::before{content:var(--dash);position:absolute;top:0;left:0;right:0;height:14px;font:400 14px/14px var(--mono);letter-spacing:1px;color:var(--line);overflow:hidden;white-space:nowrap}
.prose h2:first-child{margin-top:0;padding-top:0}.prose h2:first-child::before{content:none}
.prose h3{margin-top:2rem;color:var(--gold)}
.prose p,.prose li{color:#dee2d4}
.prose ul,.prose ol{padding-left:3ch}
.prose ul{list-style:none}
.prose ul li{position:relative}.prose ul li::before{content:"*";position:absolute;left:-2.4ch;color:var(--gold);font-weight:700}
.prose li+li{margin-top:.45rem}
.prose ol li::marker{color:var(--gold);font-weight:700}
.prose code,.keyout code{background:#2e3015;color:#e8f6c9;padding:.1em .4em;font-size:.92em;overflow-wrap:anywhere}
.prose strong{color:var(--ink)}
.prose table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:.9rem}
.prose th{text-align:left;background:#2e3015;color:var(--ink);padding:.6rem .9rem;white-space:nowrap}
.prose td{padding:.6rem .9rem;border-bottom:1px dashed var(--line);vertical-align:top}
.prose blockquote{margin-left:0;padding-left:2ch;border-left:2px solid var(--gold);color:var(--mut)}

/* faq */
.faq details{border-top:1px dashed var(--line)}
.faq details:last-child{border-bottom:1px dashed var(--line)}
.faq summary{list-style:none;cursor:pointer;min-height:52px;padding:.85rem 0 .85rem 4.2ch;position:relative;font-weight:700}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"[?]";position:absolute;left:0;color:var(--gold)}
.faq details[open] summary::before{content:"[!]";color:var(--orc)}
.faq summary:hover{color:var(--gold)}
.faq details p{padding:0 0 1.2rem 4.2ch;color:var(--mut);max-width:80ch}

/* descend */
.down{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:2rem;align-items:center;background:var(--orc);color:var(--on);padding:2.4rem}
.down::before,.down::after{color:var(--orc)}
.down .rn{left:2.4rem}
.down .stairs{font:400 6rem/.7 var(--disp)}
.down h2{font-size:1.6rem}.down p{margin-top:.5rem;max-width:60ch}
.down .btn{background:var(--on);border-color:var(--on);color:var(--ink)}
.down .btn:hover{background:var(--gold);border-color:var(--on);color:var(--on)}

/* inner page heads */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:0 1ch;padding:1.6rem 0 0;font-size:.88rem;color:var(--mut)}
.crumb a{color:var(--mut);display:inline-flex;align-items:center;min-height:44px}
.crumb>span[aria-hidden]{color:var(--line);letter-spacing:1px;font-weight:700}
.crumb .here{color:var(--ink);font-weight:700}.crumb .here span{color:var(--orc)}
.phead{padding:1.4rem 0 3rem;max-width:920px}
.phead.art{max-width:860px}
.upd{margin-top:1.2rem;color:var(--mut);font-size:.88rem}
.upd::before{content:"-- ";color:var(--wall)}
.cols{display:grid;grid-template-columns:270px minmax(0,1fr);gap:3rem;align-items:start}
.cols.rev{grid-template-columns:minmax(0,1fr) 270px}
.colm{min-width:0}
.colm .L,.colm .R{width:100%}
.side{position:sticky;top:92px;max-height:calc(100vh - 110px);overflow:auto;min-width:0}
.invh{color:var(--gold);font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;padding-bottom:.6rem;border-bottom:1px dashed var(--line);margin-bottom:.4rem}
.inv ol{list-style:none;counter-reset:inv}
.inv li{counter-increment:inv}
.inv a{display:block;position:relative;padding:.55rem 0 .55rem 4.4ch;min-height:44px;color:var(--mut);text-decoration:none;font-size:.88rem;line-height:1.5}
.inv a::before{content:counter(inv,lower-alpha) " -";position:absolute;left:0;color:var(--orc);font-weight:700}
.inv a:hover{color:var(--ink)}
.sidek{margin-top:1.6rem;padding:1.2rem;border:2px dashed var(--wall);font-size:.88rem;color:var(--mut)}
.sidek .sh{color:var(--ink);font-weight:700;margin-bottom:.4rem}
.sidek .btn{margin-top:1rem;width:100%}
.amu{list-style:none;display:grid;gap:.8rem}
.amu li{position:relative;padding-left:4.2ch}
.amu li::before{content:"[*]";position:absolute;left:0;color:var(--gold);font-weight:700}
.take{background-color:var(--code)}

/* key page */
.keyhero{padding-top:1.2rem}
.keyhero .stat{flex-direction:column;gap:.15rem}
.vault{padding:2.4rem 2rem 2rem;background:repeating-linear-gradient(var(--gold) 0 13px,transparent 13px 20px) 0 0/2px 100% no-repeat,repeating-linear-gradient(var(--gold) 0 13px,transparent 13px 20px) 100% 0/2px 100% no-repeat,var(--room)}
.vault::before,.vault::after{content:var(--eq);color:var(--gold)}
.form .tabs2{display:grid;grid-template-columns:1fr 1fr;border:2px solid var(--line);margin-bottom:1.4rem}
.tabs2 button{min-height:48px;background:transparent;border:0;border-radius:0;color:var(--mut);font:700 .95rem var(--mono);cursor:pointer}
.tabs2 button[aria-selected=true]{background:var(--ink);color:var(--on)}
.msg{font-weight:700;color:var(--gold)}
.msg:empty{display:none}
.msg:not(:empty){margin-bottom:1.1rem;padding:.8rem 1rem;border:2px dashed var(--gold);background:var(--code)}
.msg.err{color:var(--red);border-color:var(--red)}
.form .row{margin-bottom:1.1rem}
.form label,.calc label{display:block;font-weight:700;font-size:.85rem;margin-bottom:.4rem;color:var(--ink)}
.form label::before{content:"> ";color:var(--gold)}
.form input,.calc input{width:100%;min-height:52px;padding:0 1rem;background:var(--code);color:var(--ink);border:2px solid var(--wall);border-radius:0;font:400 1rem var(--mono)}
.form input:focus,.calc input:focus{outline:0;border-color:var(--gold);box-shadow:0 0 0 2px var(--gold)}
.note{color:var(--mut);font-size:.82rem;margin-top:.5rem}
.form form>.btn{white-space:normal;padding:.5em 1em;width:100%;min-height:58px;font-size:1.08rem;margin-top:.3rem}
.keyout{display:none}.keyout.on{display:block}
.keyout h3{color:var(--gold);margin-bottom:.8rem}
.keybox{display:flex;gap:.8rem;align-items:center;padding:.7rem .7rem .7rem 1rem;background:var(--code);border:2px solid var(--gold)}
.keybox span{flex:1;min-width:0;overflow-wrap:anywhere;font-weight:700;color:var(--gold)}
.keyout>p{margin-top:.9rem;font-size:.9rem;line-height:1.9}
.keyout .acts{margin-top:1.2rem}
.mut{color:var(--mut)}

/* pricing */
.tiles{list-style:none;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border-top:1px dashed var(--line);border-bottom:1px dashed var(--line)}
.tiles li{display:flex;flex-direction:column-reverse;justify-content:flex-end;padding:1.6rem 1.2rem 1.4rem;min-width:0;background:repeating-linear-gradient(var(--line) 0 13px,transparent 13px 20px) 0 0/2px 100% no-repeat}
.tiles li:first-child{background:none;padding-left:0}
.tiles b{font:700 clamp(1.7rem,2.9vw,2.5rem)/1.05 var(--mono);letter-spacing:-.04em;color:var(--orc)}
.tiles li:first-child b{color:var(--gold)}
.tiles span{color:var(--mut);font-size:.84rem;line-height:1.4;margin-top:.6rem}
.calc{display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:1.4rem;align-items:end}
.calc>div{min-width:0}
.calc output{display:block;font:700 2.4rem/52px var(--mono);letter-spacing:-.04em;color:var(--gold);min-height:52px;overflow-wrap:anywhere}
.sub{margin-top:1.3rem;color:var(--mut);font-size:.88rem}

/* 404 */
.nf{padding:4rem 0 2rem;text-align:center;display:grid;justify-items:center;gap:1.4rem}
.nf .map{text-align:left;max-width:100%}
.nf .lead{margin-top:0}.nf .acts{justify-content:center}

/* footer */
.foot{position:relative;padding:3rem 0 2.5rem;color:var(--mut);font-size:.9rem}
.foot::before{content:var(--dash);position:absolute;top:0;left:0;right:0;height:14px;font:700 14px/14px var(--mono);letter-spacing:1px;color:var(--wall);overflow:hidden;white-space:nowrap}
.fgrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:2rem}
.ftag{margin-top:.5rem}
.flinks{list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 2rem}
.flinks a{display:block;padding:.6rem 0;min-height:44px;color:var(--mut);text-decoration:none}
.flinks a::before{content:". ";color:var(--wall);font-weight:700}
.flinks a:hover{color:var(--gold)}
.fstat{margin-top:2rem}
.legal{margin-top:1.5rem;font-size:.82rem}

@media (prefers-reduced-motion:no-preference){
html{scroll-behavior:smooth}
@supports (animation-timeline:scroll()){
.bar .bn{animation:bn linear both;animation-timeline:scroll(root);animation-range:calc(var(--th) - 90px) var(--th)}
.wm{animation:wm linear both;animation-timeline:scroll(root);animation-range:0 var(--th)}
}
.trail b{animation:blink 1.2s steps(2) infinite}
}
@keyframes bn{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:none}}
@keyframes wm{to{letter-spacing:.06em;opacity:.25}}
@keyframes blink{50%{opacity:.35}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

@media (max-width:1100px){
.title .map{display:none}.title{grid-template-columns:1fr}
.nav a{padding:0 .55rem;max-width:18ch}
.tiles{grid-template-columns:repeat(3,minmax(0,1fr))}
.tiles li:nth-child(4){background:none;padding-left:0}
.tiles li:nth-child(n+4){border-top:1px dashed var(--line)}
}
@media (max-width:900px){
:root{--th:150px}
body{font-size:15px}
.wrap,.bar,.title{padding-left:16px;padding-right:16px}
.bar{gap:.6rem}
.burger{display:block}
.btn.key{margin-left:auto;min-height:44px;padding:0 .8em;font-size:.84rem}
.btn.key::before{content:none}
.nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;margin:0;background:var(--bg);border-bottom:2px solid var(--wall);padding:.9rem 16px 1rem;z-index:2}
.nav.open{display:flex}
.nav a{max-width:none;min-height:48px;line-height:48px;border-top:1px dashed var(--line)}
.wm{font-size:clamp(3.1rem,14.5vw,6rem)}
.tg{font-size:.78rem;margin-top:.6rem}
.tg::before,.tg::after{content:none}
.hero{grid-template-columns:minmax(0,1fr);padding-top:2rem}
.hl{padding-right:0}
.trail{margin:0;padding:1.6rem 0 1.4rem}
.trail::after{content:none}
.L,.R{width:100%}
.room{padding:2.3rem 1.15rem 2rem}
.rn,.down .rn{left:1.15rem}
.codr{padding:2rem .8rem 1.1rem}
.cor::before{left:16%}
.cor::after{right:16%}
.cor i{left:16%;right:16%}
.cor.r::before{left:auto;right:16%}.cor.r::after{right:auto;left:16%}
.g3,.g2,.steps{grid-template-columns:minmax(0,1fr)}
.steps li{padding:1.4rem 0 0;background:none;display:grid;grid-template-columns:3.4rem minmax(0,1fr);column-gap:.4rem}
.steps li:first-child{padding-top:0}
.steps li::before{grid-row:1/3;font-size:3.6rem;margin:0}
.steps p{grid-column:2}
.down{grid-template-columns:minmax(0,1fr);gap:1.2rem;padding:2rem 1.15rem}
.down .stairs{font-size:4rem}
.cols,.cols.rev{grid-template-columns:minmax(0,1fr);gap:2rem}
.side{position:static;max-height:none}
.cols.rev .side{order:-1}
.sidek{display:none}
.phead{padding-bottom:2.2rem}
.keyhero{padding-top:.4rem}
.keyhero .lead{margin-top:.8rem;font-size:.98rem}
.keyhero .stat{display:none}
.keyhero .vault{margin-top:1.8rem}
.vault{padding:2rem 1.15rem 1.6rem}
.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
.tiles li,.tiles li:nth-child(4){padding:1.2rem .8rem 1.1rem 0;background:none;border-top:0}
.tiles li:nth-child(n+3){border-top:1px dashed var(--line)}
.calc{grid-template-columns:minmax(0,1fr);gap:1rem}
.fgrid{grid-template-columns:minmax(0,1fr)}
.stat{gap:.15rem 2ch;font-size:.85rem}
}
@media (max-width:480px){
.flinks{grid-template-columns:minmax(0,1fr)}
.bar .bn{font-size:.86rem}
.acts .btn{flex:1 1 100%}
h1{font-size:1.8rem}
.map{font-size:11px;line-height:16px}
}