/* smollm.top - flat-pack assembly sheet */
:root{
  --bg:#e9ecf4;--paper:#f5f7fc;--ink:#31221b;--mut:#6a5a52;--line:#b8becd;--hair:#c9cfdd;
  --pri:#79361d;--pri-d:#5e2915;--tint:#efe5e2;--birch:#c8d3e7;
  --code:#2c1d16;--code2:#3a271f;--codet:#eadedb;
  --err:#1f8e9b;--errbg:#e1f2f7;
  --d:"Sofia Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --b:"Wix Madefor Text",system-ui,-apple-system,"Segoe UI",sans-serif;
  --m:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.65 var(--b);-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
img,svg{max-width:100%}
a{color:var(--pri);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{color:var(--pri-d)}
:focus-visible{outline:2px solid var(--pri);outline-offset:3px}
h1,h2,h3,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#ffffff;padding:12px 18px;z-index:50}
.skip:focus{left:8px;top:8px}

/* ---------- header: leaflet title block ---------- */
.top{position:relative;border-bottom:1px solid var(--ink)}
.top::after{content:"";position:absolute;left:0;right:0;bottom:-5px;border-bottom:1px solid var(--ink)}
.top-in{max-width:1240px;margin:0 auto;padding:0 32px;min-height:78px;display:flex;align-items:center;gap:22px}
.logo{display:inline-flex;align-items:center;gap:10px;min-height:44px;color:var(--ink);text-decoration:none;font:600 1.22rem/1 var(--d);letter-spacing:.01em}
.mark{flex:none;fill:none;stroke:var(--pri);stroke-width:1.5;stroke-linejoin:round}
.mark .m1{fill:var(--paper)}
.nav{margin-left:auto;display:flex;align-items:center}
.nav a{position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 17px;color:var(--ink);text-decoration:none;font:400 .95rem/1 var(--b)}
.nav a+a::before{content:"";position:absolute;left:0;top:50%;height:11px;margin-top:-5px;border-left:1px solid var(--ink);opacity:.45}
.nav a:hover{color:var(--pri)}
.nav a[aria-current]{font-weight:600}
.nav a[aria-current]::after{content:"";position:absolute;left:17px;right:17px;bottom:6px;border-bottom:1px solid var(--ink)}
.burger{display:none;width:44px;height:44px;padding:0;align-items:center;justify-content:center;background:none;border:1px solid var(--ink);border-radius:2px;color:var(--ink);cursor:pointer}
.burger svg{fill:none;stroke:currentColor;stroke-width:1.4;stroke-linecap:square}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 24px;background:var(--pri);color:#ffffff;border:1px solid var(--pri);border-radius:2px;font:600 .98rem/1.2 var(--b);text-decoration:none;text-align:center;cursor:pointer;transition:background .15s,color .15s}
.btn:hover{background:var(--pri-d);border-color:var(--pri-d);color:#ffffff}
.btn.hd{min-height:44px;padding:0 18px;font-size:.92rem;white-space:nowrap}
.btn.wide{width:100%}
.btn.sm{min-height:44px;padding:0 14px;font-size:.88rem}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.ghost:hover{background:var(--tint);color:var(--ink);border-color:var(--ink)}
.lnk{display:inline-flex;align-items:center;min-height:44px;color:var(--ink);font-weight:500}
.lnk::after{content:"\2192";margin-left:8px;transition:transform .15s}
.lnk:hover::after{transform:translateX(3px)}

/* ---------- sheet: instruction column + parts box rail ---------- */
.sheet{max-width:1240px;margin:0 auto;padding:60px 32px 0;display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-template-rows:auto 1fr;grid-template-areas:"intro rail" "rest rail";column-gap:84px}
.s-key{grid-template-columns:minmax(0,1fr) 440px;column-gap:72px}
.intro{grid-area:intro;min-width:0}
.rest{grid-area:rest;min-width:0;margin-top:76px}
.rail{grid-area:rail;min-width:0}
.rail-in{position:sticky;top:30px}
.s-key .rail-in{position:static}
@media (min-height:860px){.s-key .rail-in{position:sticky}}
.rail-in>.btn{margin-top:24px}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;margin-bottom:26px;font:400 .78rem/1.4 var(--m);color:var(--mut);text-transform:uppercase;letter-spacing:.06em}
.crumbs a{color:var(--mut);text-decoration:none;display:inline-flex;align-items:center;min-height:44px}
.crumbs a:hover{color:var(--pri);text-decoration:underline}
.crumbs i{font-style:normal;opacity:.6}
.crumbs span{color:var(--ink)}

h1{font:200 clamp(2.35rem,4.7vw,4.05rem)/1.05 var(--d);letter-spacing:-.022em;max-width:17em;text-wrap:balance}
.lead{margin-top:24px;font-size:1.16rem;line-height:1.6;color:var(--mut);max-width:40em}
.eyebrow,.lbl{font:500 .78rem/1.4 var(--m);text-transform:uppercase;letter-spacing:.09em;color:var(--pri)}
.eyebrow{margin-bottom:20px;display:flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:34px;border-top:1px solid var(--pri)}
.ticks{margin-top:28px;display:grid;gap:10px;max-width:42em}
.ticks li{position:relative;padding-left:30px}
.ticks li::before,.prose ul>li::before{content:"";position:absolute;left:2px;top:.42em;width:13px;height:9px;border-left:1.5px solid var(--pri);border-bottom:1.5px solid var(--pri);border-bottom-left-radius:4px}
.acts-h{margin-top:34px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px}
.try{margin-top:56px}
.try .lbl{margin-bottom:12px}

/* parts box */
.bx{position:relative;background:var(--paper);border:1px solid var(--ink);padding:24px}
.bx::before{content:"";position:absolute;inset:-10px;pointer-events:none;
  background:
   linear-gradient(var(--ink),var(--ink)) 0 0/16px 1px,linear-gradient(var(--ink),var(--ink)) 0 0/1px 16px,
   linear-gradient(var(--ink),var(--ink)) 100% 0/16px 1px,linear-gradient(var(--ink),var(--ink)) 100% 0/1px 16px,
   linear-gradient(var(--ink),var(--ink)) 0 100%/16px 1px,linear-gradient(var(--ink),var(--ink)) 0 100%/1px 16px,
   linear-gradient(var(--ink),var(--ink)) 100% 100%/16px 1px,linear-gradient(var(--ink),var(--ink)) 100% 100%/1px 16px;
  background-repeat:no-repeat;opacity:.55}
.bx-h{display:flex;align-items:center;justify-content:space-between;gap:14px;margin:-24px -24px 20px;padding:12px 24px;border-bottom:1px solid var(--ink);font:500 .76rem/1.45 var(--m);text-transform:uppercase;letter-spacing:.08em}
.bx-h svg{flex:none;fill:none;stroke:var(--pri);stroke-width:1.6;stroke-linecap:round}
.bx+.bx{margin-top:30px}
.bx-t{font:300 1.6rem/1.2 var(--d)}
.bx-p{margin:10px 0 20px;color:var(--mut);font-size:.96rem}

.fig{display:block;width:100%;max-width:250px;height:auto;margin:-4px auto 12px}
.fig .pn polygon{stroke:var(--ink);stroke-width:1;stroke-linejoin:round}
.fig .ft{fill:var(--birch)}.fig .fl{fill:var(--paper)}.fig .fr{fill:var(--tint)}
.fig .dw .ft,.fig .dw .fl,.fig .dw .fr{fill:var(--paper)}
.fig .hk .ft,.fig .hk .fl,.fig .hk .fr{fill:var(--pri);stroke:var(--pri-d)}
.fig .ld{stroke:var(--ink);stroke-width:.8;stroke-dasharray:3 3;fill:none;opacity:.7}
.fig .tl{stroke:var(--ink);stroke-width:.8;fill:none}
.fig .tc{fill:var(--paper);stroke:var(--ink);stroke-width:1}
.fig .tn{font:400 11px var(--m);fill:var(--ink)}

.parts{border-top:1px solid var(--ink)}
.parts li{display:grid;grid-template-columns:30px minmax(0,1fr);column-gap:10px;align-items:baseline;padding:11px 0;border-bottom:1px dashed var(--line)}
.parts li:last-child{border-bottom:1px solid var(--ink)}
.pno{grid-row:span 2;align-self:center;width:24px;height:24px;border:1px solid var(--ink);border-radius:50%;display:flex;align-items:center;justify-content:center;font:400 .72rem/1 var(--m)}
.parts b{font:300 1.5rem/1.15 var(--d);letter-spacing:-.01em}
.pl{font-size:.84rem;color:var(--mut);line-height:1.4}
.bx-kit>.btn{margin-top:20px}

/* ---------- sections ---------- */
.sec{margin-top:92px}
.rest>.sec:first-child{margin-top:0}
.sh{font:300 clamp(1.75rem,2.8vw,2.3rem)/1.15 var(--d);letter-spacing:-.012em}
.hn{display:block;margin-bottom:10px;font:500 .78rem/1 var(--m);color:var(--pri);letter-spacing:.08em}
.dim,.prose h2::after{display:block;width:104px;height:9px;margin:16px 0 30px;
  background:linear-gradient(var(--ink),var(--ink)) 0 50%/100% 1px no-repeat,linear-gradient(var(--ink),var(--ink)) 0 0/1px 100% no-repeat,linear-gradient(var(--ink),var(--ink)) 100% 0/1px 100% no-repeat}
h3{font:600 1.06rem/1.35 var(--b)}

.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px 40px;counter-reset:s}
.steps li{position:relative;min-width:0}
.steps li:not(:last-child)::before{content:"";position:absolute;left:78px;right:-28px;top:33px;border-top:1px dashed var(--ink);opacity:.6}
.sc{display:flex;align-items:center;justify-content:center;width:66px;height:66px;border:1px solid var(--ink);border-radius:50%;background:var(--paper);font:200 2rem/1 var(--d);margin-bottom:20px}
.steps p,.inv p,.uses p,.exs p{margin-top:8px;color:var(--mut);font-size:.97rem;line-height:1.6}

.inv{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:48px;border-bottom:1px solid var(--hair)}
.inv li{display:flex;gap:18px;padding:24px 0;border-top:1px solid var(--hair);min-width:0}
.inv li>div{min-width:0}
.ico{flex:none;margin-top:2px;fill:none;stroke:var(--pri);stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round}

.uses{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--ink);border-left:1px solid var(--ink);background:var(--paper)}
.uses li{padding:26px 26px 28px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);min-width:0;counter-increment:u;position:relative}
.uses{counter-reset:u}
.uses li::before{content:counter(u,upper-alpha);display:block;margin-bottom:14px;font:500 .78rem/1 var(--m);color:var(--pri)}

.exs li{display:grid;grid-template-columns:66px minmax(0,1fr);gap:24px;align-items:start;padding:24px 0;border-top:1px solid var(--hair)}
.exs li:last-child{border-bottom:1px solid var(--hair)}
.exs .sc{margin:0}

.tariff{margin-top:44px;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:30px 28px}
.tariff li{grid-column:span 2;min-width:0;padding-top:16px;border-top:1px solid var(--ink);position:relative}
.tariff li:nth-child(-n+2){grid-column:span 3}
.tariff li::before,.tariff li::after{content:"";position:absolute;top:-5px;height:9px;border-left:1px solid var(--ink)}
.tariff li::before{left:0}.tariff li::after{right:0}
.tariff b{display:block;font:200 2.1rem/1.1 var(--d);letter-spacing:-.015em}
.tariff li:nth-child(-n+2) b{font-size:3rem;color:var(--pri)}
.tariff span{display:block;margin-top:6px;font-size:.88rem;color:var(--mut);line-height:1.4}

.upd{margin-top:22px;font:400 .8rem/1.4 var(--m);color:var(--mut);text-transform:uppercase;letter-spacing:.06em}
.take{margin-top:34px;padding:24px 26px;background:var(--paper);border:1px solid var(--ink);max-width:46em}
.take ol{margin-top:14px;counter-reset:t}
.take li{position:relative;padding:10px 0 10px 40px;border-top:1px dashed var(--line);counter-increment:t;font-size:.98rem}
.take li::before{content:counter(t);position:absolute;left:0;top:11px;width:24px;height:24px;border:1px solid var(--ink);border-radius:50%;display:flex;align-items:center;justify-content:center;font:400 .72rem/1 var(--m)}

/* toc */
.toc{counter-reset:c}
.toc li{counter-increment:c;border-bottom:1px dashed var(--line)}
.toc li:last-child{border-bottom:0}
.toc a{display:grid;grid-template-columns:28px minmax(0,1fr);align-items:baseline;padding:11px 0;min-height:44px;color:var(--ink);text-decoration:none;font-size:.93rem;line-height:1.4}
.toc a::before{content:counter(c,decimal-leading-zero);font:400 .72rem/1 var(--m);color:var(--pri)}
.toc a:hover{color:var(--pri)}
.bx-toc{padding-bottom:12px}
.bx-toc .bx-h{margin-bottom:6px}

/* ---------- prose ---------- */
.prose{max-width:46em}
.prose>*+*{margin-top:1.05em}
.prose h2{margin-top:2.3em;font:300 clamp(1.6rem,2.5vw,2rem)/1.2 var(--d);letter-spacing:-.01em;scroll-margin-top:24px}
.prose h2:first-child{margin-top:0}
.prose h2::after{content:"";margin:14px 0 0;width:72px}
.prose h3{margin-top:1.8em;font-size:1.1rem}
.prose ul,.prose ol{display:grid;gap:8px}
.prose ul>li{position:relative;padding-left:30px}
.prose ol{list-style:decimal;padding-left:1.4em}
.prose ol>li{padding-left:6px}
.prose ol>li::marker{font-family:var(--m);font-size:.85em;color:var(--pri)}
.prose strong{font-weight:600}
.prose :not(pre)>code,.keyout code{font:400 .86em var(--m);background:var(--tint);padding:.12em .4em;border-radius:2px;overflow-wrap:anywhere}
.prose table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:.93rem;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.prose th,.prose td{padding:11px 16px 11px 0;text-align:left;vertical-align:top;border-bottom:1px solid var(--hair);min-width:8.5em}
.prose th{font:500 .74rem/1.4 var(--m);text-transform:uppercase;letter-spacing:.07em;border-bottom:1px solid var(--ink);white-space:nowrap}
.prose tr:last-child td{border-bottom:0}
.long{font-size:1.04rem;line-height:1.72}

/* ---------- code ---------- */
pre.code{position:relative;margin:1.4em 0 0;padding:58px 20px 20px;background:linear-gradient(var(--code2),var(--code2)) 0 0/100% 44px no-repeat var(--code);color:var(--codet);font:400 .84rem/1.7 var(--m);overflow-x:auto;border-radius:2px;max-width:100%;-webkit-overflow-scrolling:touch;tab-size:2}
pre.code code{font:inherit;background:none;padding:0;white-space:pre}
pre.code .k{color:#eaa68f}pre.code .s{color:#a2bbec}pre.code .c{color:#b8a59d;font-style:italic}
.copy{position:absolute;top:0;right:0;height:44px;min-width:64px;padding:0 16px;background:var(--code2);color:var(--codet);border:0;border-left:1px solid rgba(255,255,255,.16);font:500 .74rem/1 var(--m);text-transform:uppercase;letter-spacing:.07em;cursor:pointer}
.copy:hover{background:#4c342a}
.copy:focus-visible,pre.code:focus-visible{outline-color:#eaa68f;outline-offset:-3px}
.codebox{border:1px solid var(--ink);background:var(--code);min-width:0}
.codetabs{display:flex;background:var(--paper);border-bottom:1px solid var(--ink)}
.codetabs button{min-height:46px;padding:0 20px;background:none;border:0;border-right:1px solid var(--ink);color:var(--ink);font:500 .8rem/1 var(--m);cursor:pointer}
.codetabs button[aria-selected="true"]{background:var(--code);color:#ffffff}
.codetabs button:hover:not([aria-selected="true"]){background:var(--tint)}
.codebox pre.code{margin:0;border-radius:0}

/* ---------- signup form ---------- */
.bx-form{padding:28px}
.tabs2{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--ink);margin-bottom:20px}
.tabs2 button{min-height:46px;padding:0 10px;background:transparent;border:0;color:var(--ink);font:500 .94rem/1.2 var(--b);cursor:pointer}
.tabs2 button+button{border-left:1px solid var(--ink)}
.tabs2 button[aria-selected="true"]{background:var(--ink);color:#ffffff}
.msg:empty{display:none}
.msg{margin-bottom:16px;padding:11px 14px;font-size:.92rem;border:1px solid var(--line);background:var(--tint)}
.msg.err{color:var(--err);background:var(--errbg);border-color:var(--err)}
.row{margin-bottom:16px}
.row label,.calc label{display:block;margin-bottom:7px;font:500 .74rem/1.4 var(--m);text-transform:uppercase;letter-spacing:.07em}
input,select,textarea{width:100%;min-height:48px;padding:10px 14px;background:#ffffff;color:var(--ink);border:1px solid var(--ink);border-radius:2px;font:400 1rem/1.4 var(--b)}
textarea{min-height:150px;resize:vertical}
input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--pri);outline-offset:1px}
.note{font-size:.84rem;color:var(--mut);line-height:1.5}
.row .note{margin-top:6px}
form[data-form]>.btn,form[data-support]>.btn{width:100%;margin-top:4px}
form[data-form]>.note{margin-top:12px;text-align:center}
.keyout{display:none}
.keyout.on{display:block}
.keyout h3{font:300 1.5rem/1.2 var(--d);margin-bottom:14px}
.keybox{display:flex;align-items:center;gap:12px;padding:10px 10px 10px 14px;background:#ffffff;border:1px dashed var(--ink);margin-bottom:10px}
.keybox span{flex:1;min-width:0;font:500 .86rem/1.5 var(--m);word-break:break-all}
.keyout p{margin-top:12px;font-size:.93rem;line-height:1.8}
.keyout .note{line-height:1.5}
.mut{color:var(--mut)}
.acts{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.sup form[data-support]{max-width:36em;margin-top:0!important}
.sup form[data-support]>.btn{width:auto;min-width:180px}
[data-support-msg]:empty{display:none}

/* ---------- calculator ---------- */
.calc{display:grid;gap:16px}
.calc>div{min-width:0}
.calc output{display:block;padding-top:6px;border-top:1px solid var(--ink);font:200 2.7rem/1.15 var(--d);color:var(--pri);letter-spacing:-.015em;overflow-wrap:anywhere}

/* ---------- faq ---------- */
.qa{border-bottom:1px solid var(--hair);max-width:50em}
.qa details{border-top:1px solid var(--hair)}
.qa summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;min-height:44px;cursor:pointer;list-style:none;font:500 1.04rem/1.4 var(--b)}
.qa summary::-webkit-details-marker{display:none}
.qa summary i{flex:none;width:26px;height:26px;border:1px solid var(--ink);border-radius:50%;background:linear-gradient(var(--ink),var(--ink)) 50% 50%/10px 1px no-repeat,linear-gradient(var(--ink),var(--ink)) 50% 50%/1px 10px no-repeat}
.qa details[open] summary i{background:linear-gradient(var(--ink),var(--ink)) 50% 50%/10px 1px no-repeat var(--tint)}
.qa summary:hover{color:var(--pri)}
.ans{padding:0 46px 22px 0;color:var(--mut);max-width:44em}

/* ---------- closing ---------- */
.closing{position:relative;margin-top:96px;padding:34px 36px;background:var(--paper);border:1px solid var(--ink);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px 40px}
.closing h2{font:300 clamp(1.6rem,2.6vw,2.1rem)/1.15 var(--d);letter-spacing:-.01em}
.closing p{margin-top:8px;color:var(--mut);max-width:32em}
.cl-t{min-width:0;flex:1 1 300px}
.cl-a{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px}

/* ---------- 404 ---------- */
.nf{max-width:1040px;margin:0 auto;padding:90px 32px 20px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:60px;align-items:center}
.nf .fig{max-width:300px}

/* ---------- footer ---------- */
.foot{margin-top:110px;border-top:1px solid var(--ink);position:relative}
.foot::before{content:"";position:absolute;left:0;right:0;top:-5px;border-top:1px solid var(--ink)}
.foot-in{max-width:1240px;margin:0 auto;padding:44px 32px 40px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:26px 60px;align-items:start}
.f-b p{margin-top:8px;color:var(--mut);font-size:.93rem;max-width:30em}
.f-l{display:flex;flex-wrap:wrap;gap:0 26px;justify-content:flex-end;max-width:560px}
.f-l a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink);font-size:.93rem;text-decoration:none}
.f-l a:hover{color:var(--pri);text-decoration:underline}
.f-n{grid-column:1/-1;padding-top:20px;border-top:1px dashed var(--line);font:400 .76rem/1.6 var(--m);color:var(--mut)}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .sheet{column-gap:52px;grid-template-columns:minmax(0,1fr) 310px}
  .s-key{grid-template-columns:minmax(0,1fr) 400px;column-gap:48px}
  .nav a{padding:0 12px}
  .nav a[aria-current]::after{left:12px;right:12px}
}
@media (max-width:940px){
  .top-in{padding:0 20px;min-height:68px;gap:10px}
  .burger{display:inline-flex}
  .btn.hd{margin-left:auto}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;z-index:20;margin:5px 0 0;flex-direction:column;align-items:stretch;background:var(--paper);border-bottom:1px solid var(--ink);padding:6px 20px 12px}
  .nav.open{display:flex}
  .nav a{min-height:50px;padding:0;border-bottom:1px dashed var(--line);font-size:1.02rem}
  .nav a:last-child{border-bottom:0}
  .nav a+a::before,.nav a[aria-current]::after{display:none}
  .sheet,.s-key{display:block;padding:40px 20px 0}
  .rail{margin-top:44px}
  .rail-in,.s-key .rail-in{position:static}
  .s-key .rail{margin-top:30px}
  .rest{margin-top:64px}
  .s-plain{display:flex;flex-direction:column}
  .s-plain .rest{order:2;margin-top:40px}
  .s-plain .rail{order:3;margin-top:64px}
  .bx{margin-left:8px;margin-right:8px}
  .rail-in>.btn{margin-left:8px;margin-right:8px;width:calc(100% - 16px)}
  .sec{margin-top:72px}
  .try{margin-top:44px}
  .nf{grid-template-columns:1fr;padding:56px 20px 0;gap:30px}
  .nf .fig{margin:0 auto}
  .foot{margin-top:84px}
  .foot-in{grid-template-columns:1fr;padding:36px 20px 32px}
  .f-l{justify-content:flex-start}
}
@media (max-width:700px){
  body{font-size:16px}
  .steps{grid-template-columns:1fr;gap:26px}
  .steps li{display:grid;grid-template-columns:54px minmax(0,1fr);column-gap:18px}
  .steps li:not(:last-child)::before{left:27px;right:auto;top:60px;bottom:-22px;border-top:0;border-left:1px dashed var(--ink)}
  .steps .sc,.exs .sc{grid-row:span 2;width:54px;height:54px;font-size:1.6rem;margin:0}
  .steps h3{align-self:end;padding-top:4px}
  .inv,.uses{grid-template-columns:1fr}
  .exs li{grid-template-columns:54px minmax(0,1fr);gap:18px}
  .tariff{gap:26px 20px}
  .tariff li:nth-child(-n+2) b{font-size:2.3rem}
  .tariff b{font-size:1.5rem}
  .closing{padding:26px 22px}
  .bx-form{padding:22px 18px}
  .bx-form .bx-h{margin:-22px -18px 18px}
  .ans{padding-right:0}
  .codetabs button{padding:0 15px}
  pre.code{font-size:.78rem;padding-left:16px;padding-right:16px}
}
@media (max-width:400px){
  .top-in{padding:0 14px}
  .logo{font-size:1.08rem;gap:7px}
  .btn.hd{padding:0 12px;font-size:.86rem}
  .sheet,.s-key{padding-left:16px;padding-right:16px}
  .tariff li,.tariff li:nth-child(-n+2){grid-column:span 3}
  .tariff li:last-child{grid-column:1/-1}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
}