/* Rasnex — свой стиль, без внешних ресурсов */
@font-face{font-family:Unbounded;src:url(/fonts/Unbounded-normal-latin-aef5c246.woff2) format("woff2");font-weight:200 900;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Unbounded;src:url(/fonts/Unbounded-normal-cyrillic-3e88c0f8.woff2) format("woff2");font-weight:200 900;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Onest;src:url(/fonts/Onest-normal-latin-324d4be3.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Onest;src:url(/fonts/Onest-normal-cyrillic-9b144952.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"JetBrains Mono";src:url(/fonts/JetBrainsMono-normal-latin-340e696a.woff2) format("woff2");font-weight:100 800;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"JetBrains Mono";src:url(/fonts/JetBrainsMono-normal-cyrillic-676ac43d.woff2) format("woff2");font-weight:100 800;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}

:root{
  --bg:#090B12;--bg2:#0D111B;--card:#111624;--card2:#161C2D;--line:#222A3F;--line2:#33405E;
  --tx:#EEF2FA;--mut:#9AA6BF;--dim:#6D7994;
  --a:#C6FF3D;--a2:#3DF2FF;--on-a:#0A0D05;--a-tx:#C6FF3D;
  --grad:linear-gradient(100deg,#C6FF3D,#3DF2FF);
  --shadow:0 20px 60px -30px rgba(0,0,0,.8);
  --r:18px;--hh:68px;
  --fh:Unbounded,system-ui,sans-serif;--fb:Onest,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--fm:"JetBrains Mono",ui-monospace,Menlo,monospace;
  color-scheme:dark;
}
:root[data-theme="light"]{
  --bg:#F5F7FB;--bg2:#ECEFF6;--card:#FFFFFF;--card2:#F3F5FA;--line:#DCE1EC;--line2:#BCC5D8;
  --tx:#0C1020;--mut:#4B566E;--dim:#6B768F;
  --a:#B8F22E;--a2:#12C9D6;--on-a:#0A0D05;--a-tx:#3D6B00;
  --shadow:0 20px 50px -30px rgba(20,30,60,.35);
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hh) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:400 17px/1.6 var(--fb);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--fh);font-weight:600;line-height:1.12;margin:0;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:clamp(2.1rem,6.2vw,4.6rem)}
h2{font-size:clamp(1.6rem,3.6vw,2.7rem)}
h3{font-size:1.06rem;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--a2);outline-offset:3px;border-radius:6px}
::selection{background:var(--a);color:var(--on-a)}
[hidden]{display:none!important}

.wrap{width:min(1200px,100% - 40px);margin-inline:auto}
.narrow{width:min(820px,100% - 40px)}
.skip{position:absolute;left:-999px;top:8px;background:var(--a);color:var(--on-a);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.ic{width:22px;height:22px;flex:none}
.ic-sm{width:16px;height:16px}
.mono{font:500 .8rem/1.5 var(--fm);color:var(--dim)}
.kicker{font:600 .76rem/1.4 var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--a-tx)}
.note{font-size:.86rem;color:var(--dim)}
.note a{color:var(--mut)}
.mt{margin-top:22px}

/* шапка */
.hdr{position:sticky;top:0;z-index:50;height:var(--hh);background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:border-color .2s}
.hdr.scrolled{border-color:var(--line)}
.hdr-in{height:100%;display:flex;align-items:center;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font:700 1.12rem var(--fh);letter-spacing:-.02em}
.brand svg,.logo-mark{width:30px;height:30px;flex:none}
.nav{display:flex;gap:4px;margin-left:auto}
.nav a{padding:8px 12px;border-radius:10px;text-decoration:none;color:var(--mut);font-size:.94rem;font-weight:500;transition:color .15s,background .15s}
.nav a:hover{color:var(--tx);background:var(--card)}
.hdr-tools{display:flex;align-items:center;gap:8px}
.lang{font:600 .8rem var(--fm);text-decoration:none;padding:9px 10px;border:1px solid var(--line);border-radius:10px;color:var(--mut)}
.lang:hover{color:var(--tx);border-color:var(--line2)}
.icon-btn{display:inline-grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:none;cursor:pointer;color:var(--mut)}
.icon-btn:hover{color:var(--tx);border-color:var(--line2)}
.icon-btn .ic{width:18px;height:18px}
.burger{display:none}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 22px;border-radius:14px;border:1px solid transparent;background:var(--grad);color:var(--on-a);font-weight:650;font-size:1rem;text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .2s,filter .2s;box-shadow:0 10px 30px -14px var(--a)}
.btn:hover{transform:translateY(-2px);filter:brightness(1.05)}
.btn:active{transform:none}
.btn.ghost{background:none;color:var(--tx);border-color:var(--line2);box-shadow:none}
.btn.ghost:hover{border-color:var(--a-tx);color:var(--a-tx)}
.btn-sm{padding:9px 14px;border-radius:10px;font-size:.9rem}
.btn[disabled]{opacity:.6;pointer-events:none}
.link{display:inline-flex;align-items:center;gap:6px;color:var(--a-tx);text-decoration:none;font-weight:600;font-size:.94rem}
.link:hover{text-decoration:underline}

/* первый экран */
.hero{position:relative;overflow:hidden;padding:clamp(56px,9vw,120px) 0 clamp(48px,7vw,90px);background:
  radial-gradient(900px 500px at 85% -10%,color-mix(in srgb,var(--a2) 16%,transparent),transparent 70%),
  radial-gradient(700px 480px at 0% 10%,color-mix(in srgb,var(--a) 12%,transparent),transparent 70%)}
.hero #net{position:absolute;inset:0;width:100%;height:100%;opacity:.55;pointer-events:none}
.hero-in{position:relative}
.hero h1{max-width:17ch;margin-top:18px}
.hero-sm{padding:clamp(40px,6vw,76px) 0 clamp(20px,3vw,36px)}
.hero-sm h1{font-size:clamp(1.8rem,4.6vw,3.2rem);max-width:22ch}
.lead{margin-top:22px;max-width:62ch;font-size:clamp(1.04rem,1.5vw,1.22rem);color:var(--mut)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.trust{display:grid;grid-template-columns:repeat(4,auto);justify-content:start;gap:14px 44px;margin:52px 0 0;padding-top:26px;border-top:1px solid var(--line)}
.trust dt{font:500 .7rem var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.trust dd{margin:4px 0 0;font-weight:600}

.band{border-block:1px solid var(--line);background:var(--bg2)}
.stats{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:28px 20px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0;padding-left:0}
.stat b{display:block;font:700 clamp(1.9rem,4vw,3rem)/1 var(--fh);background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
:root[data-theme="light"] .stat b{background:none;color:var(--tx)}
.stat span{display:block;margin-top:8px;color:var(--mut);font-size:.92rem}

/* разделы */
.sect{padding:clamp(60px,8vw,110px) 0}
.sect.alt{background:var(--bg2);border-block:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head h2{margin-top:12px}
.sec-lead{margin-top:14px;color:var(--mut);font-size:1.06rem}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow)}
.card p{color:var(--mut);font-size:.96rem}

.svc{display:flex;flex-direction:column;gap:12px;text-decoration:none;transition:transform .2s,border-color .2s}
.svc:hover{transform:translateY(-4px);border-color:var(--a-tx)}
.svc-ic{display:grid;place-items:center;width:46px;height:46px;border-radius:13px;background:color-mix(in srgb,var(--a) 14%,transparent);color:var(--a-tx)}
.svc ul{display:grid;gap:6px;font-size:.9rem;color:var(--mut)}
.svc li{padding-left:16px;position:relative}
.svc li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;border-radius:2px;background:var(--a2)}
.svc-more{margin-top:auto;padding-top:10px;display:inline-flex;align-items:center;gap:6px;font:600 .76rem var(--fm);color:var(--a-tx)}

/* каталог */
.cat-bar{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;margin-bottom:16px}
.search{flex:1 1 320px;display:flex;align-items:center;gap:10px;padding:0 16px;height:54px;background:var(--card);border:1px solid var(--line2);border-radius:14px;color:var(--dim)}
.search:focus-within{border-color:var(--a-tx)}
.search input{flex:1;min-width:0;border:0;background:none;outline:0;height:100%;color:var(--tx)}
.cat-count{color:var(--mut);font-size:.92rem}
.cat-count b{color:var(--tx)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:8px 13px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--mut);font-size:.88rem;font-weight:500;cursor:pointer;transition:all .15s}
.chip i{font:500 .72rem var(--fm);font-style:normal;color:var(--dim)}
.chip:hover{border-color:var(--line2);color:var(--tx)}
.chip.on{background:var(--tx);color:var(--bg);border-color:var(--tx)}
.chip.on i{color:var(--bg);opacity:.6}
.caps{margin-top:22px;display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.cap{display:grid;grid-template-columns:auto 1fr;gap:2px 12px;align-items:start;padding:13px 15px;border:1px solid var(--line);border-radius:13px;background:var(--card);cursor:pointer;transition:border-color .15s,background .15s}
.cap:hover{border-color:var(--line2)}
.cap input{appearance:none;-webkit-appearance:none;margin:3px 0 0;width:18px;height:18px;border:1.5px solid var(--line2);border-radius:6px;display:grid;place-items:center;cursor:pointer;grid-row:span 2}
.cap input:checked{background:var(--a);border-color:var(--a)}
.cap input:checked::after{content:"";width:9px;height:5px;border:2px solid var(--on-a);border-top:0;border-right:0;transform:rotate(-45deg) translate(1px,-1px)}
.cap span{font-size:.94rem;line-height:1.4}
.cap i{grid-column:2;font:500 .68rem var(--fm);font-style:normal;letter-spacing:.06em;text-transform:uppercase;color:var(--dim)}
.cap:has(input:checked){border-color:var(--a-tx);background:color-mix(in srgb,var(--a) 8%,var(--card))}
.empty{margin-top:24px;color:var(--mut)}
.pickbar{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);z-index:40;display:flex;align-items:center;gap:16px;padding:10px 10px 10px 20px;background:var(--card2);border:1px solid var(--line2);border-radius:16px;box-shadow:0 20px 50px -10px rgba(0,0,0,.6);font-size:.94rem;white-space:nowrap}

/* работы */
.work{padding:0;overflow:hidden;display:flex;flex-direction:column}
.work-img{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--card2);border-bottom:1px solid var(--line)}
.work-img img{width:100%;height:100%;object-fit:cover;object-position:top;transition:transform .5s}
.work:hover .work-img img{transform:scale(1.04)}
.work-body{padding:22px 24px 24px;display:grid;gap:10px}
.work-body h3{font-size:1.3rem}
.tag{font:600 .7rem var(--fm)!important;letter-spacing:.1em;text-transform:uppercase;color:var(--a-tx)!important}

.num{font:700 .82rem var(--fm);color:var(--a-tx)}
.ai{display:grid;gap:10px;align-content:start}

.promo{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:center;padding:clamp(24px,4vw,48px);background:
  radial-gradient(500px 300px at 100% 0%,color-mix(in srgb,var(--a2) 14%,transparent),transparent 70%),var(--card)}
.promo h2{margin-top:12px}
.promo .btn{margin-top:24px}
.b-kinds{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.b-kind{padding:6px 12px;border:1px solid var(--line2);border-radius:999px;font-size:.86rem;color:var(--mut)}
.mock{border:1px solid var(--line2);border-radius:14px;background:var(--bg);padding:38px 18px 18px;position:relative;display:grid;grid-template-columns:1fr 1fr;gap:10px;transform:rotate(2deg)}
.mock i{position:absolute;top:14px;left:16px;width:9px;height:9px;border-radius:50%;background:var(--line2)}
.mock i:nth-child(2){left:31px}.mock i:nth-child(3){left:46px}
.mock b{grid-column:1/-1;height:70px;border-radius:10px;background:var(--grad);opacity:.9}
.mock span{height:74px;border-radius:10px;background:var(--card2);border:1px solid var(--line)}
.mock em{grid-column:1/-1;height:12px;width:60%;border-radius:6px;background:var(--line2)}

.sec{display:grid;gap:10px;align-content:start}
.proof{margin-top:18px}
.proof h3{margin-bottom:14px}
.proof ul{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 26px}
.proof li{display:flex;gap:10px;align-items:flex-start;color:var(--mut);font-size:.95rem}
.proof li .ic{margin-top:4px;color:var(--a-tx)}
.proof .mail{margin-top:16px}

.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;counter-reset:s}
.step{padding:22px 18px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);display:grid;gap:10px;align-content:start}
.step .num{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--grad);color:var(--on-a)}
.step p{color:var(--mut);font-size:.92rem}

.faq{border:1px solid var(--line);border-radius:14px;background:var(--card);margin-bottom:10px}
.faq summary{cursor:pointer;list-style:none;padding:18px 52px 18px 20px;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font:400 1.5rem var(--fm);color:var(--a-tx);transition:transform .2s}
.faq[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq p{padding:0 20px 20px;color:var(--mut)}

/* форма */
.contact{display:grid;grid-template-columns:1.5fr 1fr;gap:22px;align-items:start}
.form{display:grid;gap:16px}
.form label,.lbl{display:grid;gap:7px;font-size:.86rem;font-weight:600;color:var(--mut)}
.lbl{margin-bottom:8px}
.form input:not([type=checkbox]),.form select,.form textarea{width:100%;padding:13px 14px;border:1px solid var(--line2);border-radius:12px;background:var(--bg);color:var(--tx);font-weight:400;font-size:1rem}
.form textarea{resize:vertical;min-height:110px}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--a-tx);box-shadow:0 0 0 3px color-mix(in srgb,var(--a) 22%,transparent)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}
.sel{font-size:.9rem;color:var(--mut)}
.sel ul{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.sel li{padding:4px 10px;border-radius:999px;border:1px solid var(--line2);font-size:.82rem}
.form-act{display:flex;flex-wrap:wrap;gap:10px}
.form-msg{min-height:1.4em;font-weight:600}
.form-msg.ok{color:var(--a-tx)}
.form-msg.err{color:#FF6B7A}
.check{display:flex!important;grid-template-columns:none;align-items:center;gap:10px;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--a)}
.mails{display:grid;gap:10px}
.mail{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--card)}
.mail span{flex:1 1 100%;font:500 .7rem var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.mail a{font-weight:600;text-decoration:none;word-break:break-all}
.mail a:hover{color:var(--a-tx)}
.copy{margin-left:auto;padding:5px 10px;border:1px solid var(--line2);border-radius:8px;background:none;color:var(--mut);font-size:.78rem;cursor:pointer}
.copy:hover{color:var(--tx)}

/* конструктор */
.bld{display:grid;grid-template-columns:minmax(300px,420px) 1fr;gap:24px;align-items:start}
.sws{display:flex;gap:10px}
.sw{width:34px;height:34px;border-radius:50%;border:2px solid var(--line2);cursor:pointer;padding:0}
.sw.on{outline:2px solid var(--tx);outline-offset:3px}
.sw0{background:#2F6BFF}.sw1{background:#0E9F6E}.sw2{background:#E0457B}.sw3{background:#F59E0B}.sw4{background:#7C3AED}.sw5{background:#111827}
.pv-wrap{position:sticky;top:calc(var(--hh) + 16px);display:grid;gap:12px}
.browser{border:1px solid var(--line2);border-radius:16px;overflow:hidden;box-shadow:var(--shadow);background:var(--card)}
.browser-bar{display:flex;align-items:center;gap:7px;padding:11px 14px;border-bottom:1px solid var(--line);background:var(--card2)}
.browser-bar i{width:10px;height:10px;border-radius:50%;background:var(--line2)}
.browser-bar span{margin-left:10px;flex:1;padding:4px 12px;border-radius:8px;background:var(--bg);font:500 .76rem var(--fm);color:var(--dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pv{--c:#2F6BFF;--pb:#fff;--pt:#12151c;--pm:#5b6474;--pl:#e6e9ef;--pc:#f6f7fa;background:var(--pb);color:var(--pt);font-family:var(--fb);max-height:76vh;overflow:auto}
.pv.dark{--pb:#0f1218;--pt:#f1f3f8;--pm:#9aa4b6;--pl:#252b38;--pc:#171c26}
.pv-hero{padding:44px 28px 34px;background:linear-gradient(160deg,color-mix(in srgb,var(--c) 16%,var(--pb)),var(--pb))}
.pv-hero h1{font:700 clamp(1.6rem,3.4vw,2.4rem)/1.1 var(--fh);color:var(--pt);letter-spacing:-.02em}
.pv-hero p{margin-top:10px;color:var(--pm);font-size:1.05rem}
.pv-btn{display:inline-block;margin-top:20px;padding:11px 20px;border-radius:11px;background:var(--c);color:#fff;font-weight:650;text-decoration:none;font-size:.95rem}
.pv-sec{padding:26px 28px;border-top:1px solid var(--pl)}
.pv-sec h2{font:600 1rem var(--fh);color:var(--pt);margin-bottom:12px}
.pv-sec p{color:var(--pm)}
.pv-items{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px}
.pv-item{padding:14px;border:1px solid var(--pl);border-radius:12px;background:var(--pc);display:grid;gap:8px}
.pv-item b{font-weight:600}
.pv-item span{color:var(--c);font-weight:700}
.pv-item em{font-style:normal;height:64px;border-radius:9px;background:color-mix(in srgb,var(--c) 22%,var(--pc))}
.pv-ch{display:grid;gap:8px;counter-reset:ch}
.pv-ch li{counter-increment:ch;display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed var(--pl)}
.pv-ch li::before{content:counter(ch,decimal-leading-zero);font:600 .8rem var(--fm);color:var(--c)}
.pv-ch small{margin-left:auto;color:var(--pm)}
.pv-foot{padding:16px 28px;border-top:1px solid var(--pl);font-size:.8rem;color:var(--pm)}
.pv-foot a{color:var(--pm)}

.stackrow{display:grid;gap:8px}
.doc h1{font-size:clamp(1.45rem,6.2vw,2.6rem);margin:18px 0 10px;overflow-wrap:anywhere;hyphens:auto}
.doc p,.doc li,.doc h2{overflow-wrap:anywhere}
.doc h2{font-size:1.15rem;margin:34px 0 10px}
.doc p{color:var(--mut)}
.doc a{color:var(--a-tx)}
.nf{text-align:center;padding-block:60px}
.nf .cta{justify-content:center}

/* подвал */
.ftr{border-top:1px solid var(--line);padding:48px 0 calc(32px + env(safe-area-inset-bottom));background:var(--bg2)}
.ftr-in{display:grid;grid-template-columns:1fr 1.4fr;gap:28px 40px}
.ftr-brand p{margin-top:10px;color:var(--mut);font-size:.9rem}
.ftr-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:10px 20px;align-content:start}
.ftr-nav a{color:var(--mut);text-decoration:none;font-size:.92rem}
.ftr-nav a:hover{color:var(--a-tx)}
.ftr-copy{grid-column:1/-1;padding-top:22px;border-top:1px solid var(--line);color:var(--dim);font-size:.84rem}
.totop{position:fixed;right:18px;bottom:18px;z-index:39;width:46px;height:46px;border-radius:14px;border:1px solid var(--line2);background:var(--card2);color:var(--tx);display:grid;place-items:center;cursor:pointer;opacity:0;pointer-events:none;transition:opacity .2s}
.totop.on{opacity:1;pointer-events:auto}

/* появление */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .6s,transform .6s}
.js .rv.in{opacity:1;transform:none}

@media (max-width:1100px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .caps{grid-template-columns:repeat(2,1fr)}
  .nav{position:fixed;inset:var(--hh) 0 auto 0;flex-direction:column;gap:0;margin:0;padding:10px 20px 20px;background:var(--bg);border-bottom:1px solid var(--line);display:none}
  .nav.open{display:flex}
  .nav a{padding:14px 6px;font-size:1.05rem;border-bottom:1px solid var(--line);border-radius:0}
  .hdr-tools{margin-left:auto}
  .burger{display:inline-grid}
}
@media (max-width:820px){
  body{font-size:16px}
  .g2,.g3,.contact,.promo,.bld,.ftr-in{grid-template-columns:1fr}
  .trust{grid-template-columns:1fr 1fr;gap:16px 24px}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:22px 16px}
  .stat:nth-child(odd){border-left:0;padding-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .proof ul{grid-template-columns:1fr}
  .promo-art{display:none}
  .pv-wrap{position:static}
  .ftr-nav{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .wrap,.narrow{width:calc(100% - 32px)}
  .g4,.caps,.steps,.row2{grid-template-columns:1fr}
  .hdr .btn-sm{display:none}
  .hdr-in{gap:10px}
  .cta .btn,.form-act .btn{flex:1 1 100%}
  .card{padding:20px}
  .card.work{padding:0}
  .work-body{padding:18px 20px 22px}
  .pickbar{left:16px;right:76px;transform:none;justify-content:space-between;gap:8px;padding-left:14px}
  .pv-hero,.pv-sec,.pv-foot{padding-inline:18px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
  .js .rv{opacity:1;transform:none}
}
@media print{.hdr,.totop,.pickbar,#net{display:none}.js .rv{opacity:1;transform:none}}