@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Manrope:wght@700;800&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#F4F3EF;--sf:#fff;--tx:#1B1B19;--mu:#66665F;--ln:#DEDCD5;--ac:#D4500A;--acd:#B03F05;--sh:0 8px 30px rgba(27,27,25,.08);color-scheme:light}
[data-theme=dark]{--bg:#141412;--sf:#1D1D1A;--tx:#F1EFE8;--mu:#A3A199;--ln:#2E2E2A;--ac:#F0661F;--acd:#FF8240;--sh:0 8px 30px rgba(0,0,0,.4);color-scheme:dark}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{font:16px/1.6 Inter,system-ui,sans-serif;background:var(--bg);color:var(--tx);overflow-x:hidden}
a{color:inherit}
:focus-visible{outline:2px solid var(--ac);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
h1,h2,h3,.logo,.num{font-family:Manrope,sans-serif;letter-spacing:-.02em}
h2{font-size:clamp(26px,3.4vw,36px);line-height:1.15;font-weight:800}
.sub{color:var(--mu);margin-top:8px;max-width:60ch}
section{padding:80px 0}

/* header */
#hd{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--ln)}
.bar{height:64px;display:flex;align-items:center;gap:24px}
.logo{font-size:22px;font-weight:800;text-decoration:none}.logo b{color:var(--ac)}
nav{display:flex;gap:28px;margin-left:auto}
nav a{font-size:14px;font-weight:500;color:var(--mu);text-decoration:none;padding:4px 0;border-bottom:2px solid transparent}
nav a:hover,nav a.on{color:var(--tx);border-color:var(--ac)}
.tools{display:flex;gap:6px}
.ic{position:relative;width:40px;height:40px;display:grid;place-items:center;background:none;border:1px solid var(--ln);border-radius:8px;color:var(--tx);font-size:18px;cursor:pointer}
.ic:hover{border-color:var(--tx)}
.ic i{position:absolute;top:-6px;right:-6px;min-width:18px;height:18px;border-radius:9px;background:var(--ac);color:#fff;font:700 11px/18px Inter;text-align:center;font-style:normal}
.ic i:empty,.ic i[data-n="0"]{display:none}
.burger{display:none}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 24px;font:600 14px Inter;border-radius:8px;border:2px solid var(--ac);background:var(--ac);color:#fff;cursor:pointer;text-decoration:none;transition:background .2s}
.btn:hover{background:var(--acd);border-color:var(--acd)}
.btn.o{background:none;color:var(--tx);border-color:var(--tx)}.btn.o:hover{background:var(--tx);color:var(--bg)}
.btn.s{padding:9px 14px;font-size:13px}
.lnk{background:none;border:0;color:var(--mu);font:500 13px Inter;cursor:pointer;text-decoration:underline}

/* hero */
.hero{padding:64px 0 72px;background:linear-gradient(var(--ln) 1px,transparent 1px) 0 0/48px 48px,linear-gradient(90deg,var(--ln) 1px,transparent 1px) 0 0/48px 48px;background-color:var(--bg);position:relative}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 55%,var(--bg))}
.hg{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
h1{font-size:clamp(34px,5vw,60px);line-height:1.05;font-weight:800}
.hero p{font-size:18px;color:var(--mu);margin:20px 0 32px;max-width:48ch}
.acts{display:flex;gap:12px;flex-wrap:wrap}
.calc{background:var(--sf);border:1px solid var(--ln);border-radius:12px;box-shadow:var(--sh);padding:44px 28px 28px;position:relative;overflow:hidden}
.calc::before{content:"";position:absolute;top:0;left:0;right:0;height:16px;background:repeating-linear-gradient(90deg,var(--tx) 0 1px,transparent 1px 10px) 0 0/100% 8px no-repeat,repeating-linear-gradient(90deg,var(--tx) 0 1px,transparent 1px 50px) 0 0/100% 16px no-repeat;opacity:.5}
.calc h3{font-size:20px;margin-bottom:16px}
label{display:block;font-size:13px;font-weight:600;color:var(--mu);margin:14px 0 6px}
input,select,textarea{width:100%;padding:11px 14px;font:15px Inter;color:var(--tx);background:var(--bg);border:1px solid var(--ln);border-radius:8px}
input:focus,select:focus,textarea:focus{border-color:var(--ac);outline:0}
input.bad,textarea.bad{border-color:#d33}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.res{margin-top:20px;padding:16px;border-radius:8px;background:var(--bg);display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.res b{font:800 26px Manrope}.res small{display:block;color:var(--mu);font-size:13px}

/* categories */
.cats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:36px}
.cat{background:var(--sf);border:1px solid var(--ln);border-radius:10px;padding:22px;text-decoration:none;display:flex;flex-direction:column;gap:6px;min-height:150px;transition:border-color .2s,transform .2s}
.cat:hover{border-color:var(--ac);transform:translateY(-2px)}
.cat:first-child{grid-column:span 2;grid-row:span 2;background:var(--tx);color:var(--bg);justify-content:flex-end}
.cat svg{width:36px;height:36px;color:var(--ac);margin-bottom:auto}
.cat b{font:800 20px Manrope}.cat span{font-size:13px;opacity:.7}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:36px;counter-reset:s}
.steps div{border-top:2px solid var(--tx);padding-top:16px;counter-increment:s}
.steps div::before{content:counter(s);font:800 32px Manrope;color:var(--ac)}
.steps h3{font-size:18px;margin:4px 0}.steps p{color:var(--mu);font-size:15px}

/* about/contacts */
.alt{background:var(--sf);border-block:1px solid var(--ln)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.facts{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--ln);border:1px solid var(--ln);margin-top:28px}
.facts div{background:var(--bg);padding:22px}.facts .num{font-size:34px;font-weight:800;color:var(--ac);line-height:1}.facts span{font-size:13px;color:var(--mu)}
.map{border:0;width:100%;height:260px;border-radius:10px;margin-top:20px;filter:grayscale(.4)}
[data-theme=dark] .map{filter:invert(.9) hue-rotate(180deg) grayscale(.5)}
.ci{margin-top:24px;display:grid;gap:14px}.ci small{display:block;color:var(--mu);font-size:13px}.ci a{text-decoration:none;font-weight:600;font-size:18px}.ci a:hover{color:var(--ac)}
.err{font-size:12px;color:#d33;display:none}.err.on{display:block}
.ok{display:none;padding:14px;border:1px solid var(--ac);border-radius:8px;color:var(--ac);margin-top:12px}.ok.on{display:block}

/* catalog */
.tb{display:grid;grid-template-columns:1fr 200px;gap:12px;margin-top:28px}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:14px}
.chip{padding:8px 14px;font:600 13px Inter;border:1px solid var(--ln);background:var(--sf);color:var(--mu);border-radius:20px;cursor:pointer}
.chip:hover{border-color:var(--tx);color:var(--tx)}.chip.on{background:var(--tx);color:var(--bg);border-color:var(--tx)}
.chip em{font-style:normal;opacity:.6;margin-left:4px}
.cnt{margin:20px 0 12px;color:var(--mu);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.pc{background:var(--sf);border:1px solid var(--ln);border-radius:10px;padding:18px;display:flex;flex-direction:column;gap:8px}
.pc:hover{border-color:var(--mu)}
.pi{height:90px;border-radius:6px;background:var(--bg);display:grid;place-items:center;color:var(--mu)}.pi svg{width:40px;height:40px}
.pc small{color:var(--ac);font-weight:600;font-size:12px}
.pc h3{font:700 15px/1.3 Inter;letter-spacing:0}.pc p{font-size:13px;color:var(--mu);flex:1}
.pr{font:800 19px Manrope}.pr span{font:400 13px Inter;color:var(--mu)}
.empty{grid-column:1/-1;text-align:center;padding:56px 0;color:var(--mu)}

/* drawer */
.ov{position:fixed;inset:0;background:rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity .25s;z-index:80}
.dr{position:fixed;top:0;right:0;bottom:0;width:min(400px,100%);background:var(--sf);z-index:90;transform:translateX(100%);transition:transform .3s;display:flex;flex-direction:column;border-left:1px solid var(--ln)}
body.co .ov{opacity:1;pointer-events:auto}body.co .dr{transform:none}
.dh{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--ln)}
.dl{flex:1;overflow:auto;padding:8px 20px}
.li{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:14px 0;border-bottom:1px solid var(--ln);font-size:14px}
.li b{font-weight:600}.li small{color:var(--mu)}
.q{display:flex;align-items:center;gap:6px;grid-row:span 2;align-self:center}
.q button{width:28px;height:28px;border:1px solid var(--ln);background:none;color:var(--tx);border-radius:6px;cursor:pointer}
.q span{min-width:24px;text-align:center;font-weight:600}
.df{padding:16px 20px;border-top:1px solid var(--ln);display:grid;gap:10px}
.df small{color:var(--mu)}.tot b{font:800 22px Manrope}
.ts{position:fixed;left:50%;bottom:24px;transform:translate(-50%,80px);background:var(--tx);color:var(--bg);padding:10px 18px;border-radius:8px;font-size:14px;transition:transform .25s;z-index:100}.ts.on{transform:translate(-50%,0)}

footer{background:var(--tx);color:var(--bg);padding:28px 0}
.fb{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;font-size:13px}
footer a{text-decoration:none;opacity:.7;margin-left:20px}footer a:hover{opacity:1}

@media(max-width:900px){.hg,.two{grid-template-columns:1fr;gap:40px}.cats{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr}}
@media(max-width:768px){.burger{display:grid}nav{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:0;background:var(--sf);padding:8px 20px 16px;border-bottom:1px solid var(--ln)}#hd.open nav{display:flex}nav a{padding:12px 0}.tools{margin-left:auto}section{padding:56px 0}.tb{grid-template-columns:1fr}}
@media(max-width:480px){.cats{grid-template-columns:1fr}.cat:first-child{grid-column:auto;grid-row:auto}.row{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}