/* ПРОМТЕГРА — сайт поставщика и сервиса газогенераторов Peak Scientific */
:root{
  --ink:#0e2233; --ink-2:#3a4d5e; --mute:#667888;
  --paper:#f4f7f9; --card:#ffffff; --line:#dde2e3; --line-2:#c9d0d2;
  --accent:#0079b8; --accent-ink:#0d5f94; --accent-soft:#e3f2fb; --brand:#008DD2; --brand-deep:#0D67A0; --brand-light:#A2D9F7;
  --amber:#d98e1f; --amber-soft:#fbf0dc;
  --n2:#3d4fc4; --h2:#cf4434; --za:#3f8f57; --air:#5f7f8c; --o2:#7d55c7;
  --ok:#2d8a4e; --ok-soft:#e4f3e9; --off:#8a5a1f; --off-soft:#f6ecdd; --ask:#4f5d68; --ask-soft:#eceff1;
  --radius:14px; --shadow:0 1px 2px rgba(15,27,36,.06),0 8px 24px -12px rgba(15,27,36,.18);
  --font:'Manrope',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 var(--font);-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--accent-ink)}
a:hover{color:var(--accent)}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(30px,5vw,54px);font-weight:800}
h2{font-size:clamp(24px,3.2vw,36px);font-weight:800}
h3{font-size:19px;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.mono{font-family:var(--mono);font-size:.92em}
.eyebrow{font:600 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;display:block}
.lead{font-size:clamp(17px,2vw,20px);color:var(--ink-2);max-width:62ch}
.muted{color:var(--mute)}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:99}

/* ---------- header ---------- */
.top{background:var(--brand-deep);color:#cfd8dc;font-size:13.5px}
.top .wrap{display:flex;gap:18px;justify-content:flex-end;align-items:center;min-height:36px;flex-wrap:wrap}
.top a{color:#fff;text-decoration:none}
.top a:hover{text-decoration:underline}
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
header.nav .wrap{display:flex;align-items:center;gap:24px;min-height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);margin-right:auto}
.brand b{display:block;font-size:17px;letter-spacing:.06em}
.brand small{display:block;font-size:12px;color:var(--mute);line-height:1.25}
.brand svg{flex:none}
nav.menu{display:flex;gap:4px}
nav.menu a{padding:9px 14px;border-radius:999px;text-decoration:none;color:var(--ink-2);font-weight:600;font-size:15px}
nav.menu a:hover{background:#e9edec;color:var(--ink)}
nav.menu a[aria-current=page]{background:var(--ink);color:#fff}
.req-btn{display:inline-flex;align-items:center;gap:8px;border:0;background:var(--accent);color:#fff;font:700 14px var(--font);padding:10px 16px;border-radius:999px;cursor:pointer;text-decoration:none}
.req-btn.empty{display:none}
.req-btn:hover{background:var(--accent-ink);color:#fff}
.req-btn .cnt{background:#fff;color:var(--accent-ink);border-radius:999px;min-width:22px;height:22px;display:inline-grid;place-items:center;font-size:12px;padding:0 6px}
.burger{display:none;border:1px solid var(--line-2);background:#fff;border-radius:10px;width:42px;height:42px;cursor:pointer}
@media (max-width:900px){
  nav.menu{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);flex-direction:column;padding:10px 20px 18px;border-bottom:1px solid var(--line)}
  nav.menu.open{display:flex}
  .burger{display:inline-grid;place-items:center}
  .brand small{display:none}
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:72px 0 64px;border-bottom:1px solid var(--line)}
.hero .grid{display:grid;grid-template-columns:1.25fr .9fr;gap:48px;align-items:center}
.hero .art{position:relative;aspect-ratio:1/1;max-width:440px;justify-self:end;width:100%}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 20px;border-radius:999px;font-weight:700;text-decoration:none;border:1.5px solid var(--ink);color:var(--ink);background:transparent;cursor:pointer;font-size:15px;font-family:var(--font)}
.btn:hover{background:var(--ink);color:#fff}
.btn.primary{background:var(--ink);color:#fff}
.btn.primary:hover{background:var(--accent);border-color:var(--accent)}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:44px;border-top:1px solid var(--line)}
.facts div{padding:18px 18px 0 0}
.facts b{display:block;font-size:30px;font-weight:800;letter-spacing:-.02em}
.facts span{font-size:14px;color:var(--mute)}
@media (max-width:860px){.hero .grid{grid-template-columns:1fr}.hero .art{max-width:300px;justify-self:start}.hero{padding:44px 0}}
@media (max-width:520px){.facts{grid-template-columns:1fr 1fr}}

/* ---------- sections ---------- */
section.block{padding:72px 0}
section.block.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.head-row{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.card.link{text-decoration:none;color:inherit;transition:transform .15s,border-color .15s}
.card.link:hover{transform:translateY(-2px);border-color:var(--accent)}
.card .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-ink);margin-bottom:16px}
.card p{color:var(--ink-2);font-size:15px}
.more{font-weight:700;font-size:14px}
@media (max-width:900px){.cards{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.cards{grid-template-columns:1fr}}
.gas-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gas-tile{border-radius:var(--radius);padding:20px;color:#fff;text-decoration:none;min-height:150px;display:flex;flex-direction:column;justify-content:space-between}
.gas-tile b{font:800 40px/1 var(--font)}
.gas-tile span{font-size:14px;opacity:.92}
.gas-tile:hover{filter:brightness(1.08);color:#fff}
@media (max-width:760px){.gas-strip{grid-template-columns:1fr 1fr}}

/* ---------- page head ---------- */
.page-head{padding:52px 0 36px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,#fff, var(--paper))}
.crumbs{font-size:13px;color:var(--mute);margin-bottom:14px}
.crumbs a{color:var(--mute)}

/* ---------- filters / catalog ---------- */
.toolbar{display:grid;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin:28px 0 22px;box-shadow:var(--shadow)}
.toolbar .row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.toolbar label.t{font:600 12px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--mute);min-width:96px}
.search{flex:1;min-width:220px;position:relative}
.search input{width:100%;font:16px var(--font);padding:12px 14px 12px 40px;border:1.5px solid var(--line-2);border-radius:10px;background:#fff}
.search input:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--mute)}
select{font:15px var(--font);padding:11px 12px;border:1.5px solid var(--line-2);border-radius:10px;background:#fff;min-width:180px}
.chip{border:1.5px solid var(--line-2);background:#fff;border-radius:999px;padding:7px 14px;font:600 14px var(--font);cursor:pointer;color:var(--ink-2);display:inline-flex;align-items:center;gap:7px}
.chip:hover{border-color:var(--ink-2)}
.chip[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.chip .dot{width:9px;height:9px;border-radius:50%}
.result-line{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;color:var(--mute);font-size:14px;gap:12px;flex-wrap:wrap}
.linkbtn{background:none;border:0;color:var(--accent-ink);font:600 14px var(--font);cursor:pointer;text-decoration:underline;padding:0}

.grid-p{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:980px){.grid-p{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.grid-p{grid-template-columns:1fr}}
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 16px;display:flex;flex-direction:column;gap:10px;position:relative}
.prod.disc{background:#fcfbf8}
.prod .head{display:flex;gap:12px;align-items:flex-start}
.gasbadge{flex:none;width:46px;height:46px;border-radius:11px;display:grid;place-items:center;color:#fff;font:800 15px var(--font)}
.prod h3{font-size:17px;margin:0}
.prod .series{font:500 12px var(--mono);color:var(--mute);letter-spacing:.04em}
.prod .spec{font-size:14px;color:var(--ink);background:var(--paper);border-radius:8px;padding:8px 10px}
.prod p{font-size:14px;color:var(--ink-2);margin:0}
.tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}
.tag{font:600 11.5px var(--mono);padding:4px 8px;border-radius:6px;background:#eef1f2;color:var(--ink-2)}
.status{font:700 11.5px var(--mono);letter-spacing:.04em;text-transform:uppercase;padding:4px 8px;border-radius:6px;white-space:nowrap}
.status.current{background:var(--ok-soft);color:var(--ok)}
.status.disc{background:var(--off-soft);color:var(--off)}
.status.ask{background:var(--ask-soft);color:var(--ask)}
.status.retired{background:#f7e6d6;color:#9a4f12}
.status.obsolete{background:#e9ecee;color:#5d6a73;text-decoration:none}
table.spec tr.grp th{width:auto;background:#eef6fb;color:var(--brand-deep,#0b5f8f);font:700 12px var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:10px 16px}
.prod .foot{display:flex;justify-content:space-between;align-items:center;gap:8px;border-top:1px dashed var(--line);padding-top:10px;margin-top:4px;font-size:13px}
.pn{font:500 12.5px var(--mono);color:var(--ink-2)}
.empty{padding:40px;text-align:center;color:var(--mute);background:#fff;border:1px dashed var(--line-2);border-radius:var(--radius)}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:13.5px;color:var(--ink-2);margin-top:8px}

/* ---------- parts table ---------- */
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
table.parts{width:100%;border-collapse:collapse;font-size:14.5px}
table.parts th{text-align:left;font:600 12px var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--mute);background:#f8f9f8;padding:12px 14px;border-bottom:1px solid var(--line)}
table.parts td{padding:13px 14px;border-bottom:1px solid var(--line);vertical-align:top}
table.parts tr:last-child td{border-bottom:0}
table.parts td .n{font-weight:700}
table.parts td .note{font-size:13px;color:var(--mute);margin-top:2px}
.avail{font:700 11.5px var(--mono);text-transform:uppercase;padding:3px 7px;border-radius:6px}
.avail.stock{background:var(--ok-soft);color:var(--ok)}
.avail.order{background:var(--amber-soft);color:#8a5a12}
.add{border:1.5px solid var(--accent);color:var(--accent-ink);background:#fff;border-radius:999px;padding:6px 12px;font:700 13px var(--font);cursor:pointer;white-space:nowrap}
.add:hover{background:var(--accent-soft)}
.add.on{background:var(--accent);color:#fff}
@media (max-width:760px){
  table.parts thead{display:none}
  table.parts tr{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:14px;border-bottom:1px solid var(--line)}
  table.parts td{border:0;padding:0}
  table.parts td.c-fit,table.parts td.c-pn{grid-column:1/-1;font-size:13px;color:var(--ink-2)}
  table.parts td.c-fit::before{content:'Подходит: ';color:var(--mute)}
  table.parts td.c-pn::before{content:'Артикул: ';color:var(--mute)}
  table.parts td.c-act{grid-row:1;grid-column:2}
  table.parts td.c-av{grid-column:1/-1}
}

/* ---------- request drawer ---------- */
.drawer{position:fixed;inset:0;z-index:80;display:none}
.drawer.open{display:block}
.drawer .bg{position:absolute;inset:0;background:rgba(15,27,36,.45)}
.drawer .panel{position:absolute;right:0;top:0;bottom:0;width:min(440px,100%);background:#fff;padding:24px;display:flex;flex-direction:column;gap:14px;overflow:auto}
.drawer .panel h3{margin:0}
.drawer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.drawer li{display:flex;justify-content:space-between;gap:10px;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:14px}
.drawer li button{border:0;background:none;color:var(--h2);cursor:pointer;font:600 13px var(--font)}
.drawer textarea,.drawer input{width:100%;font:15px var(--font);padding:10px 12px;border:1.5px solid var(--line-2);border-radius:10px}
.drawer .x{position:absolute;right:16px;top:14px;border:0;background:none;font-size:26px;cursor:pointer;line-height:1}

/* ---------- service page ---------- */
.two{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
@media (max-width:860px){.two{grid-template-columns:1fr}}
.tech{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (max-width:760px){.tech{grid-template-columns:1fr}}
.tech .card h3{display:flex;gap:10px;align-items:center}
.pill{font:700 11px var(--mono);padding:3px 8px;border-radius:6px;color:#fff}
.timeline{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.timeline li{padding:22px 20px;border-right:1px solid var(--line);position:relative}
.timeline li:last-child{border-right:0}
.timeline li b{display:block;font-size:16px;margin:8px 0 6px}
.timeline li p{font-size:14px;color:var(--ink-2);margin:0}
.timeline .ph{font:700 11px var(--mono);letter-spacing:.08em;text-transform:uppercase}
.timeline li:nth-child(1){border-top:4px solid var(--ok)}
.timeline li:nth-child(2){border-top:4px solid var(--amber)}
.timeline li:nth-child(3){border-top:4px solid #b9752a}
.timeline li:nth-child(4){border-top:4px solid #8d969b}
@media (max-width:860px){.timeline{grid-template-columns:1fr 1fr}.timeline li:nth-child(2){border-right:0}.timeline li:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.timeline{grid-template-columns:1fr}.timeline li{border-right:0;border-bottom:1px solid var(--line)}}
table.reg{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:15px}
table.reg th,table.reg td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.reg th{background:#f8f9f8;font:600 12px var(--mono);letter-spacing:.07em;text-transform:uppercase;color:var(--mute)}
table.reg tr:last-child td{border-bottom:0}
.check{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.check li{padding-left:30px;position:relative}
.check li::before{content:'';position:absolute;left:0;top:4px;width:18px;height:18px;border-radius:50%;background:var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%23075a56' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/14px no-repeat}
.note-box{border-left:4px solid var(--amber);background:var(--amber-soft);padding:16px 18px;border-radius:0 10px 10px 0;font-size:15px}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:14px}
.steps li{counter-increment:s;padding-left:52px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:10px;background:var(--ink);color:#fff;display:grid;place-items:center;font:700 15px var(--mono)}

/* ---------- contacts ---------- */
dl.req{display:grid;grid-template-columns:200px 1fr;gap:0;margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
dl.req dt,dl.req dd{padding:12px 16px;border-bottom:1px solid var(--line);margin:0}
dl.req dt{color:var(--mute);font-size:14px;background:#fafbfa}
dl.req dd{font-weight:600}
dl.req dt:last-of-type,dl.req dd:last-of-type{border-bottom:0}
@media (max-width:600px){dl.req{grid-template-columns:1fr}dl.req dt{border-bottom:0;padding-bottom:0;background:#fff}}
.contact-big a{font-size:clamp(22px,3vw,30px);font-weight:800;text-decoration:none;color:var(--ink)}
.contact-big a:hover{color:var(--accent)}

/* ---------- footer ---------- */
footer{background:var(--brand-deep);color:#d4e9f6;padding:48px 0 28px;font-size:14px;margin-top:0}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
footer h4{color:#fff;font-size:14px;margin:0 0 12px;letter-spacing:.04em}
footer a{color:#dfe7ea;text-decoration:none}
footer a:hover{text-decoration:underline;color:#fff}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
footer .legal{border-top:1px solid rgba(162,217,247,.3);margin-top:32px;padding-top:18px;font-size:12.5px;color:#b5d6ea;line-height:1.55}
@media (max-width:760px){footer .cols{grid-template-columns:1fr}}

.cta-band{background:var(--brand-deep);color:#fff;border-radius:20px;padding:40px;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0}
.cta-band p{color:#d4e9f6;margin:6px 0 0}
.cta-band .btn{border-color:#fff;color:#fff}
.cta-band .btn:hover{background:#fff;color:var(--ink)}
@media print{header.nav,.top,footer,.toolbar,.add{display:none}}

/* ---------- сервис: заказ ТО и комплекты ---------- */
.svc-btn{display:inline-flex;align-items:center;gap:8px;border:1.5px solid var(--ink);background:#fff;color:var(--ink);font:700 14px var(--font);padding:9px 15px;border-radius:999px;cursor:pointer;text-decoration:none;white-space:nowrap}
.svc-btn:hover{background:var(--ink);color:#fff}
@media (max-width:900px){.svc-btn .lbl-a{display:inline}}
@media (max-width:560px){.svc-btn{padding:9px 12px}.req-btn{padding:9px 12px}header.nav .wrap{gap:10px}.brand b{font-size:15px}}
.actions{display:flex;gap:8px;flex-wrap:wrap;border-top:1px dashed var(--line);padding-top:12px}
.btn-svc{border:0;background:var(--accent);color:#fff;font:700 14px var(--font);padding:9px 14px;border-radius:999px;cursor:pointer}
.btn-svc:hover{background:var(--accent-ink)}
.btn-ghost{border:1.5px solid var(--line-2);background:#fff;color:var(--ink-2);font:600 14px var(--font);padding:8px 13px;border-radius:999px;cursor:pointer}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
details.kits{border:1px solid var(--line);border-radius:10px;background:var(--paper)}
details.kits summary{cursor:pointer;padding:9px 12px;font:600 13.5px var(--font);color:var(--accent-ink);list-style:none;display:flex;justify-content:space-between}
details.kits summary::after{content:'▾';transition:transform .15s}
details.kits[open] summary::after{transform:rotate(180deg)}
details.kits summary::-webkit-details-marker{display:none}
details.kits ul{list-style:none;margin:0;padding:0 10px 10px;display:grid;gap:8px}
.kit{display:flex;justify-content:space-between;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:9px 10px}
.kit-main{display:flex;flex-direction:column;gap:2px;min-width:0}
.kit-name{font-size:13.5px;color:var(--ink)}
.kit-hint{font-size:12.5px;color:var(--mute)}
.kind{font:700 10.5px var(--mono);letter-spacing:.04em;text-transform:uppercase;padding:3px 7px;border-radius:5px;align-self:flex-start;white-space:nowrap}
.kind.annual{background:var(--accent-soft);color:var(--accent-ink)}
.kind.y4{background:var(--amber-soft);color:#8a5a12}
.kind.m12,.kind.m24{background:#fde8e5;color:#9b2f22}
.finder{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);display:grid;gap:16px}
.finder select{width:100%;font-size:16px;padding:13px 14px}
.kit-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.kit-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.kit-list .kit{padding:12px 14px}
.kit-list .kit-name{font-size:15px;font-weight:600}
.drawer select{width:100%;font:15px var(--font);padding:10px 12px;border:1.5px solid var(--line-2);border-radius:10px;min-width:0}
.drawer label{font:600 12px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--mute);display:grid;gap:6px}
.kinds-legend{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:760px){.kinds-legend{grid-template-columns:1fr}}
table.parts td.c-kind{white-space:nowrap}
@media (max-width:760px){table.parts td.c-kind{grid-column:1/-1}}

/* ---------- логотип ---------- */
.brand{gap:14px;flex:none}
.brand img{display:block;height:44px;width:auto}
.brand .logo-mark{display:none;height:40px}
.brand small{border-left:1px solid var(--line-2);padding-left:14px;font-size:12.5px;line-height:1.3;color:var(--mute)}
.brand small{display:none}
@media (max-width:560px){.brand .logo-full{display:none}.brand .logo-mark{display:block}}
.gas-tile b[style*="#A2D9F7"]{color:var(--brand-light)!important}

@media (max-width:1200px){.svc-btn .lbl-a{display:none}nav.menu a{padding:9px 10px}header.nav .wrap{gap:14px}}
@media (min-width:901px) and (max-width:1080px){.brand .logo-full{display:none}.brand .logo-mark{display:block}}
.tag-air.builtin{background:#fdf0dc;color:#7a4e10}
.tag-air.house{background:var(--accent-soft);color:var(--accent-ink)}
/* ---------- статьи ---------- */
.art-card{display:flex;flex-direction:column;gap:8px}
.art-card .tag{align-self:flex-start}
.art-card h3{margin:0}
.art-card p{margin:0}
.art-grid{margin-bottom:48px}
.articles{display:grid;gap:28px;max-width:820px}
.article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px clamp(20px,4vw,40px);scroll-margin-top:90px}
.article h2{margin:10px 0 10px;text-wrap:balance}
.article h3{margin:22px 0 6px}
.article p{max-width:68ch}
.art-src{font-size:13.5px;color:var(--mute);border-top:1px dashed var(--line);padding-top:12px;margin:22px 0 0}
.svc-btn svg,.req-btn svg{flex:none;width:16px;height:16px}
.contact-big .btn{font-size:15px;font-weight:700}
/* ---------- страница модели ---------- */
a.plink{color:inherit;text-decoration:none}
a.plink:hover{color:var(--accent)}
.prod .more{white-space:nowrap}
.model-head{display:flex;gap:18px;align-items:center}
.gasbadge.big{width:72px;height:72px;border-radius:16px;font-size:22px}
.model-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:36px;align-items:start}
.model-main{display:grid;gap:14px;min-width:0}
.model-main h2{font-size:24px;margin:18px 0 4px}
.model-side{display:grid;gap:22px;position:sticky;top:96px}
.model-side .btn-svc,.model-side .btn-ghost{width:100%;padding:12px}
table.spec th{width:42%;text-transform:none;letter-spacing:0;font:500 14px var(--font);color:var(--ink-2)}
@media (max-width:900px){.model-grid{grid-template-columns:1fr}.model-side{position:static}}
@media (max-width:520px){.gasbadge.big{width:56px;height:56px}}
.map-box{position:relative;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#e8eef2;aspect-ratio:16/7;min-height:320px;box-shadow:var(--shadow)}
.map-box iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
@media (max-width:600px){.map-box{aspect-ratio:auto;height:360px}}
/* ---------- форма заявки ---------- */
.drawer .panel{gap:12px}
.seg{display:grid;grid-template-columns:1fr 1fr;gap:6px;background:var(--paper);padding:5px;border-radius:12px}
.seg button{border:0;background:transparent;border-radius:9px;padding:9px 8px;font:600 13.5px var(--font);color:var(--ink-2);cursor:pointer}
.seg button[aria-selected=true]{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(14,34,51,.15)}
.drawer .hint{margin:0;font-size:14px}
.fgroup{display:grid;gap:10px}
.fgroup[hidden],[data-for][hidden]{display:none!important}
.drawer label{font:600 12.5px var(--font);letter-spacing:0;text-transform:none;color:var(--ink-2);display:grid;gap:5px}
.drawer .lbl{font:600 12.5px var(--font);color:var(--ink-2)}
.drawer .req{color:var(--h2)}
.drawer input:not([type=checkbox]),.drawer textarea,.drawer select{font:16px var(--font);color:var(--ink)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row2 label:last-child{min-width:0}
.tiny{font-size:12.5px;margin:0}
.photo-btns{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.photo-btn{display:flex!important;align-items:center;justify-content:center;gap:7px;cursor:pointer;font:600 14px var(--font)!important;color:var(--ink)!important;text-align:center}
.thumbs{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:8px}
.thumbs li{position:relative;aspect-ratio:1;border-radius:8px;overflow:hidden;border:1px solid var(--line);padding:0}
.thumbs img{width:100%;height:100%;object-fit:cover;display:block}
.thumbs button{position:absolute;top:3px;right:3px;width:22px;height:22px;border-radius:50%;border:0;background:rgba(14,34,51,.75);color:#fff;cursor:pointer;line-height:1;font-size:15px;padding:0}
.consent{display:flex!important;grid-template-columns:none;gap:8px;align-items:flex-start;font-weight:500!important}
.consent input{margin-top:2px;width:18px;height:18px;flex:none}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;opacity:0}
.form-err{margin:0;background:#fde8e5;color:#8f2a1d;border-radius:10px;padding:10px 12px;font-size:14px}
.form-ok{display:grid;gap:10px;text-align:center;padding:30px 4px}
.form-ok[hidden],.gone{display:none!important}
#req-send:disabled{opacity:.6;cursor:wait}
.drawer label:not(.consent):not(.photo-btn){display:block}
.drawer label:not(.consent):not(.photo-btn) > input,.drawer label > textarea,.drawer label > select{display:block;width:100%;margin-top:5px}
.drawer .thumbs button{color:#fff;font:600 15px var(--font)}
.drawer .photos{display:grid;gap:8px}
.drawer .photo-btns{grid-template-columns:1fr 1fr}
.drawer .photo-btn{padding:9px 10px;font-size:13.5px!important}
.photo-btn svg{width:17px;height:17px;flex:none}
@media (max-width:900px){.svc-btn .lbl-a{display:inline}}
@media (max-width:420px){.svc-btn svg{display:none}.svc-btn,.req-btn{padding:9px 11px;font-size:13.5px}header.nav .wrap{gap:8px}}
.drawer .req{color:#c0392b}
a.kit-name{color:inherit;text-decoration:none}a.kit-name:hover,.c-name .n a:hover{color:var(--accent);text-decoration:underline}.c-name .n a{color:inherit;text-decoration:none}
.page-head h1,.finder p,.finder h3,.kit-name,.c-name .n{overflow-wrap:anywhere}
.legal h2{font-size:22px;margin:34px 0 12px}.legal h3{font-size:17px;margin:22px 0 10px}.legal p,.legal li{font-size:15.5px;line-height:1.6}.legal ul{padding-left:22px}
table.legal-t th{width:30%;text-transform:none;letter-spacing:0;font:600 14px var(--font);color:var(--ink-2);background:#f8f9f8}table.legal-t td ul{margin:0;padding-left:18px}table.legal-t td{font-size:15px}
@media (max-width:600px){table.legal-t th,table.legal-t td{display:block;width:auto}table.legal-t th{border-bottom:0;padding-bottom:4px}}
.privacy-bar{position:fixed;left:50%;bottom:16px;transform:translate(-50%,24px);opacity:0;transition:transform .25s,opacity .25s;z-index:70;width:min(760px,calc(100% - 32px));display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 40px rgba(15,27,36,.18);padding:14px 16px 14px 20px}
.privacy-bar.show{transform:translate(-50%,0);opacity:1}
.privacy-bar p{margin:0;font-size:14px;line-height:1.5;color:var(--ink-2)}
.privacy-bar .btn{flex:none;padding:10px 20px}
@media (max-width:560px){.privacy-bar{flex-direction:column;align-items:stretch;gap:10px;bottom:10px;padding:14px}.privacy-bar .btn{justify-content:center}}
.model-hero.has-photo{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:40px;align-items:center}
.model-photo{margin:0;text-align:center}
.model-photo img{width:100%;max-width:360px;height:auto;aspect-ratio:1;object-fit:contain;filter:drop-shadow(0 18px 24px rgba(15,27,36,.12))}
.model-photo figcaption{font-size:11.5px;color:var(--mute);margin-top:4px}
@media (max-width:860px){.model-hero.has-photo{grid-template-columns:1fr;gap:12px}.model-photo{order:-1}.model-photo img{max-width:240px}}
.prod .pimg{display:block;margin:-6px -6px 0;height:170px;border-radius:10px;background:linear-gradient(180deg,#f6f8f9,#eef2f4);overflow:hidden}
.prod .pimg img{width:100%;height:100%;object-fit:contain;padding:12px;transition:transform .2s}
.prod:hover .pimg img{transform:scale(1.04)}
.prod .pimg{background:#fff;border-bottom:1px solid var(--line);border-radius:10px 10px 0 0}
.model-photo img{background:#fff;border-radius:18px;padding:14px;filter:none;box-shadow:0 10px 30px rgba(15,27,36,.08)}
.kit-box svg{width:100%;max-width:400px;height:auto;display:block;margin:0 auto}
@media (max-width:860px){.kit-box svg{max-width:300px}}
.trust-strip{padding:8px 0 28px}
.trust{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.trust>div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 16px;display:flex;flex-direction:column;gap:4px}
.trust .ti{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--accent-soft);color:var(--brand-deep);margin-bottom:8px}
.trust b{font-size:16.5px;line-height:1.25;color:var(--ink)}
.trust>div>span:last-child{font-size:13.5px;color:var(--mute);line-height:1.4}
@media (max-width:1100px){.trust{grid-template-columns:repeat(3,1fr)}}
@media (max-width:640px){.trust{grid-template-columns:1fr 1fr;gap:10px}.trust>div{padding:14px 12px}.trust>div:last-child{grid-column:1/-1}}
.flow{list-style:none;padding:0;margin:26px 0 0;counter-reset:f;display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.flow li{counter-increment:f;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 14px;display:flex;flex-direction:column;gap:6px;position:relative}
.flow li::before{content:counter(f);width:34px;height:34px;border-radius:10px;background:var(--brand-deep);color:#fff;display:grid;place-items:center;font:700 15px var(--mono);margin-bottom:6px}
.flow li b{font-size:15.5px;line-height:1.3}
.flow li span{font-size:13.5px;color:var(--mute);line-height:1.45}
.cond{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.cond>div{background:var(--accent-soft);border-radius:var(--radius);padding:18px 20px}
.cond h3{margin:0 0 6px;font-size:17px}.cond p{margin:0;font-size:15px;line-height:1.55}
@media (max-width:1100px){.flow{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){.flow{grid-template-columns:1fr 1fr}.cond{grid-template-columns:1fr}}
@media (max-width:420px){.flow{grid-template-columns:1fr}.flow li{flex-direction:row;flex-wrap:wrap;align-items:center}.flow li::before{margin:0 10px 0 0}.flow li span{flex-basis:100%}}
.faq-wrap{display:grid;grid-template-columns:320px minmax(0,1fr);gap:40px;align-items:start}
.faq{display:grid;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0 20px}
.faq-item summary{cursor:pointer;list-style:none;padding:17px 30px 17px 0;font-weight:700;font-size:16px;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';position:absolute;right:0;top:50%;transform:translateY(-50%);font:600 22px var(--font);color:var(--brand-deep)}
.faq-item[open] summary::after{content:'–'}
.faq-item p{margin:0 0 18px;color:var(--ink-2);line-height:1.6}
@media (max-width:860px){.faq-wrap{grid-template-columns:1fr;gap:16px}}
.prices{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px;max-width:900px}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.price-card.accent{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.price-card h3{margin:0;font-size:18px}
.price-card .price{font:800 32px var(--font);color:var(--brand-deep);letter-spacing:-.01em}
.price-card p{margin:0 0 6px;color:var(--ink-2);font-size:15px;line-height:1.5}
.side-prices{display:grid;grid-template-columns:1fr auto;gap:6px 12px;background:var(--accent-soft);border-radius:10px;padding:12px 14px;font-size:14px}
.side-prices b{color:var(--brand-deep);white-space:nowrap}
@media (max-width:640px){.prices{grid-template-columns:1fr}.price-card .price{font-size:28px}}
.price-card .price small{font:600 14px var(--font);color:var(--mute);letter-spacing:0}