/* ==========================================================================
   Vent Center - design system
   Firmennye tsveta vzyaty iz logotipa: siniy #5094d1, strelki #ff0400 /
   #22b14c / #0000ff. Pravki tsvetov i shriftov delayutsya v bloke :root -
   oni razoydutsya po vsemu saytu.
   ========================================================================== */

:root{
  /* --- Firmenny siniy (iz logotipa) --- */
  --brand-50:#eef5fb;
  --brand-100:#d9e9f6;
  --brand-300:#8fbde3;
  --brand:#5094d1;          /* tsvet logotipa */
  --brand-600:#3f80bf;
  --brand-700:#2f6ca6;      /* ssylki i knopki: kontrast na belom 5.5:1 */
  --brand-800:#245c8f;
  --brand-900:#1c4671;

  /* --- Neytralnye --- */
  --ink:#0f1b26;
  --ink-2:#233240;
  --muted:#5d6b7a;
  --muted-2:#8a97a5;
  --line:#e3e9ef;
  --line-2:#eef2f6;
  --bg:#ffffff;
  --bg-soft:#f5f8fb;
  --bg-dark:#0f1b26;

  /* --- Aktsenty strelok logotipa --- */
  --red:#e02b20;
  --green:#1a9a45;
  --blue:#1f4fd8;

  /* --- Tipografika --- */
  --font:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,'SF Mono',Consolas,monospace;

  /* --- Setka --- */
  --wrap:1200px;
  --gap:24px;
  --radius:14px;
  --radius-lg:22px;

  --shadow-sm:0 1px 2px rgba(15,27,38,.06),0 1px 3px rgba(15,27,38,.04);
  --shadow:0 4px 16px rgba(15,27,38,.07),0 1px 3px rgba(15,27,38,.05);
  --shadow-lg:0 18px 50px rgba(15,27,38,.14);
}

/* --- Sbros ---------------------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.6;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none}
a:hover{color:var(--brand-600)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2rem,1.3rem + 3vw,3.3rem)}
h2{font-size:clamp(1.6rem,1.15rem + 1.9vw,2.4rem)}
h3{font-size:clamp(1.15rem,1rem + .6vw,1.4rem)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.2em}
:focus-visible{outline:3px solid var(--brand-700);outline-offset:2px;border-radius:4px}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;z-index:200}
.skip-link:focus{left:8px;top:8px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* --- Shapka --------------------------------------------------------------- */
.topbar{background:var(--ink);color:#9fadbb;font-size:13.5px}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;align-items:center;min-height:40px;flex-wrap:wrap}
.topbar a{color:#c6d2de}
.topbar a:hover{color:#fff}
.topbar-group{display:flex;gap:20px;align-items:center}

.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.93);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.header .wrap{display:flex;align-items:center;gap:26px;min-height:78px}

.logo{display:flex;align-items:center;flex:none}
.logo img{width:190px;height:auto}
.logo-compact{display:none}
.logo-compact img{width:40px;height:40px}

.nav{display:flex;gap:2px;list-style:none;margin:0 0 0 auto;padding:0}
.nav-link{display:block;padding:9px 13px;border-radius:9px;color:var(--ink-2);font-weight:600;font-size:15px;white-space:nowrap}
.nav-link:hover{background:var(--bg-soft);color:var(--ink)}
.nav-link[aria-current="page"]{color:var(--brand-700);background:var(--brand-50)}

.header-cta{display:flex;align-items:center;gap:14px;flex:none}
.header-phone{font-weight:800;color:var(--ink);white-space:nowrap;font-size:16px}
.header-phone:hover{color:var(--brand-700)}

.burger{display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:11px;cursor:pointer;padding:0;place-items:center}
.burger span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.burger span::before,.burger span::after{content:'';position:absolute;left:0;width:19px;height:2px;background:var(--ink);border-radius:2px}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* --- Poisk po katalogu (shapka + vypadayushchaya panel) -------------------- */
.search-toggle{
  width:44px;height:44px;flex:none;border:1px solid var(--line);background:#fff;
  border-radius:11px;cursor:pointer;display:grid;place-items:center;color:var(--ink-2);
  transition:border-color .15s ease,color .15s ease;
}
.search-toggle svg{width:19px;height:19px}
.search-toggle:hover{border-color:var(--muted-2);color:var(--ink)}
.search-toggle[aria-expanded="true"]{background:var(--brand-50);border-color:var(--brand-300);color:var(--brand-700)}

.search-panel{position:fixed;inset:0;z-index:200}
.search-panel-backdrop{position:absolute;inset:0;background:rgba(15,27,38,.5);backdrop-filter:blur(2px)}
.search-panel-body{position:relative;background:#fff;box-shadow:var(--shadow-lg);padding:22px 0;max-height:85vh;display:flex;flex-direction:column;animation:search-drop .18s ease}
@keyframes search-drop{from{transform:translateY(-8px);opacity:0}to{transform:translateY(0);opacity:1}}

.search-field{position:relative;display:flex;align-items:center}
.search-field-ico{position:absolute;left:16px;width:19px;height:19px;color:var(--muted-2);pointer-events:none}
.search-field input{
  width:100%;padding:14px 50px 14px 46px;border:1px solid var(--line);border-radius:12px;
  font-size:16px;background:var(--bg-soft);
}
.search-field input:focus{outline:none;border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px var(--brand-50)}
.search-clear{position:absolute;right:8px;width:34px;height:34px;border:0;background:none;border-radius:9px;color:var(--muted);cursor:pointer;display:grid;place-items:center}
.search-clear:hover{background:var(--bg-soft);color:var(--ink)}
.search-clear svg{width:17px;height:17px}

.search-results{overflow-y:auto;margin-top:6px}
.search-hint{padding:20px 4px;color:var(--muted);font-size:14.5px}
.search-empty{padding:20px 4px;color:var(--muted);font-size:14.5px}
.search-empty a{font-weight:700}

.search-row{
  display:flex;align-items:center;gap:14px;padding:12px 10px;border-radius:11px;
  color:inherit;transition:background .12s ease;
}
.search-row:hover,.search-row:focus-visible{background:var(--bg-soft);color:inherit}
.search-row-media{width:52px;height:52px;flex:none;border-radius:9px;background:var(--bg-soft);border:1px solid var(--line-2);display:grid;place-items:center;overflow:hidden}
.search-row-media img{width:100%;height:100%;object-fit:contain;padding:6px}
.search-row-media svg{width:24px;height:24px;color:var(--brand-300)}
.search-row-body{flex:1;min-width:0}
.search-row-name{font-weight:700;color:var(--ink);font-size:14.5px;line-height:1.3}
.search-row-name mark{background:var(--brand-50);color:var(--brand-700);border-radius:3px;padding:0 1px}
.search-row-meta{font-size:12.5px;color:var(--muted);margin-top:2px}
.search-row-price{flex:none;font-weight:800;color:var(--ink);font-size:14.5px;white-space:nowrap}

body.search-open{overflow:hidden}
@media (max-width:560px){
  .search-panel-body{padding:16px 0}
  .search-field input{padding:13px 46px 13px 42px;font-size:15px}
}

/* --- Vsplyvayushcheye okno zayavki po tovaru -------------------------------- */
.product-modal{position:fixed;inset:0;z-index:210;padding:20px}
.product-modal:not([hidden]){display:grid;place-items:center}
.product-modal-backdrop{position:absolute;inset:0;background:rgba(15,27,38,.55);backdrop-filter:blur(2px)}
.product-modal-dialog{
  position:relative;width:100%;max-width:460px;max-height:calc(100vh - 40px);overflow-y:auto;
  background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:32px;
  animation:product-modal-in .18s ease;
}
@keyframes product-modal-in{from{transform:translateY(10px) scale(.98);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}
.product-modal-dialog h2{font-size:22px;margin-bottom:6px}
.product-modal-dialog .note{color:var(--muted);font-size:14.5px;margin-bottom:22px}
.product-modal-close{
  position:absolute;top:16px;right:16px;width:36px;height:36px;border:0;background:var(--bg-soft);
  border-radius:10px;color:var(--muted);cursor:pointer;display:grid;place-items:center;
}
.product-modal-close svg{width:17px;height:17px}
.product-modal-close:hover{background:var(--line-2);color:var(--ink)}
body.product-modal-open{overflow:hidden}
@media (max-width:560px){
  .product-modal{padding:12px}
  .product-modal-dialog{padding:24px 20px}
}

/* --- Korzina zayavki (shapka + vydvizhnaya panel) --------------------------- */
.cart-toggle{
  width:44px;height:44px;flex:none;border:1px solid var(--line);background:#fff;
  border-radius:11px;cursor:pointer;display:grid;place-items:center;color:var(--ink-2);
  transition:border-color .15s ease,color .15s ease;position:relative;
}
.cart-toggle svg{width:19px;height:19px}
.cart-toggle:hover{border-color:var(--muted-2);color:var(--ink)}
.cart-toggle[aria-expanded="true"]{background:var(--brand-50);border-color:var(--brand-300);color:var(--brand-700)}
.cart-count{
  position:absolute;top:-6px;right:-6px;min-width:19px;height:19px;padding:0 4px;
  border-radius:999px;background:var(--brand-700);color:#fff;font-size:11px;font-weight:800;
  line-height:1;box-shadow:0 0 0 2px #fff;
}
.cart-count:not([hidden]){display:grid;place-items:center}

.cart-panel{position:fixed;inset:0;z-index:210}
.cart-panel:not([hidden]){display:block}
.cart-panel-backdrop{position:absolute;inset:0;background:rgba(15,27,38,.5);backdrop-filter:blur(2px)}
.cart-panel-body{
  position:absolute;top:0;right:0;bottom:0;width:100%;max-width:420px;background:#fff;
  box-shadow:var(--shadow-lg);display:flex;flex-direction:column;animation:cart-slide .2s ease;
}
@keyframes cart-slide{from{transform:translateX(100%)}to{transform:translateX(0)}}

.cart-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--line-2);flex:none}
.cart-head h2{font-size:19px;margin:0}
.cart-close{width:36px;height:36px;border:0;background:var(--bg-soft);border-radius:10px;color:var(--muted);cursor:pointer;display:grid;place-items:center}
.cart-close:hover{background:var(--line-2);color:var(--ink)}
.cart-close svg{width:16px;height:16px}

.cart-list{flex:1;overflow-y:auto;padding:6px 22px}
.cart-row{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line-2)}
.cart-row:last-child{border-bottom:0}
.cart-row-media{width:56px;height:56px;flex:none;border-radius:9px;background:var(--bg-soft);border:1px solid var(--line-2);display:grid;place-items:center;overflow:hidden}
.cart-row-media img{width:100%;height:100%;object-fit:contain;padding:6px}
.cart-row-media svg{width:22px;height:22px;color:var(--brand-300)}
.cart-row-body{flex:1;min-width:0}
.cart-row-name{font-weight:700;color:var(--ink);font-size:14px;line-height:1.3;margin-bottom:2px}
.cart-row-meta{font-size:12.5px;color:var(--muted);margin-bottom:8px}
.cart-row-foot{display:flex;align-items:center;justify-content:space-between;gap:10px}
.cart-qty{display:flex;align-items:center;border:1px solid var(--line);border-radius:9px;overflow:hidden;flex:none}
.cart-qty button{width:26px;height:26px;border:0;background:#fff;color:var(--ink-2);cursor:pointer;display:grid;place-items:center;font-size:15px;line-height:1}
.cart-qty button:hover{background:var(--bg-soft)}
.cart-qty span{min-width:22px;text-align:center;font-size:13px;font-weight:700;color:var(--ink)}
.cart-row-price{font-weight:800;color:var(--ink);font-size:13.5px;white-space:nowrap;margin-left:auto}
.cart-row-remove{width:26px;height:26px;border:0;background:none;color:var(--muted-2);cursor:pointer;display:grid;place-items:center;flex:none}
.cart-row-remove:hover{color:var(--red)}
.cart-row-remove svg{width:14px;height:14px}

.cart-empty{flex:1;text-align:center;padding:40px 30px;color:var(--muted)}
.cart-empty:not([hidden]){display:flex;flex-direction:column;align-items:center;justify-content:center}
.cart-empty svg{width:38px;height:38px;color:var(--brand-300);margin-bottom:14px}
.cart-empty p{margin:0 0 6px;font-weight:700;color:var(--ink)}
.cart-empty p.note{font-size:13px;color:var(--muted-2);font-weight:400}

.cart-summary{flex:none;padding:18px 22px;border-top:1px solid var(--line-2);gap:10px}
.cart-summary:not([hidden]){display:flex;flex-direction:column}
.cart-total{display:flex;align-items:center;justify-content:space-between;font-size:15px;color:var(--muted)}
.cart-total b{font-size:20px;color:var(--ink)}

.cart-form{flex:1;overflow-y:auto;padding:18px 22px;gap:16px}
.cart-form:not([hidden]){display:flex;flex-direction:column}

body.cart-open{overflow:hidden}
@media (max-width:480px){.cart-panel-body{max-width:100%}}

/* --- Knopki --------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:11px;border:1px solid transparent;
  font-weight:700;font-size:15px;line-height:1.2;cursor:pointer;
  transition:transform .12s ease,background .15s ease,box-shadow .15s ease,border-color .15s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand-700);color:#fff;box-shadow:0 6px 18px rgba(47,108,166,.28)}
.btn-primary:hover{background:var(--brand-800);color:#fff}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--muted-2);color:var(--ink)}
.btn-light{background:rgba(255,255,255,.13);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-light:hover{background:rgba(255,255,255,.22);color:#fff}
.btn-lg{padding:16px 30px;font-size:16.5px}
.btn-block{width:100%}

/* --- Sektsii -------------------------------------------------------------- */
.section{padding:84px 0}
.section-soft{background:var(--bg-soft)}
.section-dark{background:var(--bg-dark);color:#aebbc8}
.section-dark h2,.section-dark h3{color:#fff}

.eyebrow{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.12em;
  text-transform:uppercase;color:var(--brand-700);margin-bottom:14px;
}
.section-dark .eyebrow{color:var(--brand-300)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head p{color:var(--muted);font-size:17.5px;margin:0}
.section-dark .section-head p{color:#aebbc8}
.section-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.section-head-row .section-head{margin-bottom:0}

/* --- Perviy ekran --------------------------------------------------------- */
.hero{position:relative;background:var(--ink);color:#b4c2d0;overflow:hidden}
.hero::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(900px 460px at 78% 6%,rgba(80,148,209,.34),transparent 62%),
    radial-gradient(640px 420px at 4% 98%,rgba(26,154,69,.13),transparent 60%);
}
.hero .wrap{position:relative;padding-top:84px;padding-bottom:84px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:54px;align-items:center}
.hero h1{color:#fff;margin-bottom:20px}
.hero-lead{font-size:19px;max-width:560px;margin-bottom:32px;color:#b4c2d0}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;border-top:1px solid rgba(255,255,255,.15);padding-top:28px;max-width:560px}
.hero-stat b{display:block;font-size:30px;font-weight:800;color:#fff;line-height:1.1;letter-spacing:-.02em}
.hero-stat span{font-size:13.5px;color:#8b9aab}

.hero-card{background:#fff;border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-lg);color:var(--ink-2)}
.hero-card h2{font-size:21px;margin-bottom:6px}
.hero-card .note{font-size:14px;color:var(--muted);margin-bottom:20px}

/* --- Kartochki ------------------------------------------------------------ */
.grid{display:grid;gap:var(--gap)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease;
}
.card-hover:hover{border-color:transparent;box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);margin:0;font-size:15px}
.card-icon{
  width:46px;height:46px;border-radius:12px;background:var(--brand-50);color:var(--brand-700);
  display:grid;place-items:center;margin-bottom:18px;
}
.card-icon svg{width:23px;height:23px}

/* Kartochka razdela s krupnoy illyustratsiey oborudovaniya (glavnaya + khab kataloga) */
.eq-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease}
.eq-card:hover{border-color:transparent;box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.eq-media{aspect-ratio:4/3;background:var(--bg-soft);display:grid;place-items:center;padding:24px;border-bottom:1px solid var(--line-2)}
.eq-media img{width:100%;height:100%;object-fit:contain}
.eq-body{padding:22px;display:flex;flex-direction:column;flex:1}
.eq-body h3{margin-bottom:8px}
.eq-body p{color:var(--muted);margin:0;font-size:15px}
.eq-count{margin-top:12px;color:var(--muted-2);font-size:13px}
/* Kartochka brenda na khab-stranitse /brands.html */
.brand-card{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 20px;min-height:140px;text-align:center;
  transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease;
}
.brand-card:hover{border-color:transparent;box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.brand-card img{max-width:100%;max-height:46px;width:auto;height:46px;object-fit:contain}
.brand-card-count{font-size:13px;color:var(--muted-2)}

.brand-hero{display:flex;align-items:center;gap:20px;padding:26px 30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:32px}
.brand-hero img{max-height:52px;width:auto;object-fit:contain}

.subnav{display:flex;flex-wrap:wrap;gap:28px;margin-bottom:36px}
.subnav-item{
  flex:1 1 220px;max-width:260px;display:flex;flex-direction:column;
  align-items:center;text-align:center;gap:16px;color:inherit;
}
/* Одинаковый квадратный слот под каждую иконку — так все подразделы
   занимают ровно одинаковое место в ряду, независимо от формы устройства
   на фото (настенный блок широкий и плоский, чиллер высокий и узкий) */
.subnav-media{width:230px;height:230px;display:flex;align-items:center;justify-content:center}
.subnav-media img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain}
.subnav-media svg{width:64px;height:64px;color:var(--brand-300)}
.subnav-label{font-size:16px;font-weight:600;color:var(--ink);line-height:1.35;transition:color .15s ease}
.subnav-item:hover .subnav-label{color:var(--brand-700)}
.subnav-count{font-size:13px;color:var(--muted-2)}
@media (max-width:560px){
  .subnav{gap:18px}
  .subnav-item{flex:1 1 42%;max-width:none}
  .subnav-media{width:150px;height:150px}
  .subnav-label{font-size:13.5px}
}

.card-num{
  width:46px;height:46px;border-radius:12px;background:var(--ink);color:#fff;
  display:grid;place-items:center;margin-bottom:18px;font-family:var(--mono);font-weight:700;font-size:17px;
}

/* Usluga s tsenoy */
.price-card{display:flex;flex-direction:column;height:100%}
.price-card ul{padding-left:1.1em;font-size:14.5px;color:var(--muted)}
.price-card li{margin-bottom:6px}
.price-card .price{
  margin-top:auto;padding-top:18px;border-top:1px solid var(--line-2);
  font-size:14px;color:var(--muted);
}
.price-card .price b{display:block;font-size:24px;color:var(--ink);font-weight:800;letter-spacing:-.02em}

/* --- Katalog -------------------------------------------------------------- */
.catalog-layout{display:grid;grid-template-columns:262px 1fr;gap:36px;align-items:start}
.filters{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.filters h3{font-size:13px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);margin-bottom:14px}
.filter-group{margin-bottom:22px}
.filter-group:last-child{margin-bottom:0}
.check{display:flex;align-items:center;gap:10px;padding:6px 0;cursor:pointer;font-size:15px}
.check input{width:17px;height:17px;accent-color:var(--brand-700);cursor:pointer;flex:none}

.toolbar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-bottom:24px}
.toolbar .count{color:var(--muted);font-size:14.5px;white-space:nowrap}
.search{flex:1;min-width:220px}
.input,.select,.textarea{
  width:100%;padding:12px 15px;border:1px solid var(--line);border-radius:11px;
  background:#fff;font-size:15px;transition:border-color .15s ease,box-shadow .15s ease;
}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-50)}
.textarea{min-height:110px;resize:vertical}
.select{cursor:pointer}

.product{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:box-shadow .15s ease,transform .15s ease}
.product:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.product-media{aspect-ratio:4/3;background:var(--bg-soft);display:grid;place-items:center;border-bottom:1px solid var(--line-2);padding:22px}
.product-media svg{width:64px;height:64px;color:var(--brand-300)}
.product-media.has-photo{padding:14px}
.product-media.has-photo img{width:100%;height:100%;object-fit:contain}
.product-body{padding:18px;display:flex;flex-direction:column;flex:1}
.product-cat{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2);font-weight:700;margin-bottom:6px}
.product-brand{color:var(--brand-700);margin-left:6px}
.product-brand::before{content:'·';margin-right:6px;color:var(--muted-2)}
.product-name{font-size:16px;font-weight:700;color:var(--ink);margin-bottom:8px;line-height:1.35}
.product-spec{font-size:13.5px;color:var(--muted);margin-bottom:10px}
.product-price{margin-top:auto;padding-top:14px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.product-price b{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.02em;white-space:nowrap}
.product-price .btn{padding:9px 14px;font-size:14px}
.product-actions{display:flex;align-items:center;gap:8px;flex:none}
.cart-add{
  width:38px;height:38px;flex:none;border:1px solid var(--line);background:#fff;border-radius:10px;
  color:var(--ink-2);cursor:pointer;display:grid;place-items:center;
  transition:border-color .15s ease,color .15s ease,background .15s ease;
}
.cart-add svg{width:17px;height:17px}
.cart-add:hover{border-color:var(--brand-300);color:var(--brand-700)}
.cart-add.added{background:var(--brand-50);border-color:var(--brand-300);color:var(--brand-700)}

.badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;font-weight:700;background:var(--brand-50);color:var(--brand-700)}
.badge-warm{background:#fdeceb;color:var(--red)}
.badge-ok{background:#e7f5ec;color:var(--green)}

/* Карточка товара кликабельна — фото и название ведут на страницу товара */
.product-media-link{display:block}
a.product-name{display:block}
a.product-name:hover{color:var(--brand-700)}

/* --- Stranitsa tovara ------------------------------------------------------- */
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:44px;margin-bottom:48px}
.product-detail-media{
  aspect-ratio:4/3;background:var(--bg-soft);border:1px solid var(--line);
  border-radius:var(--radius-lg);display:grid;place-items:center;padding:34px;
}
.product-detail-media img{width:100%;height:100%;object-fit:contain}
.product-detail-media svg{width:96px;height:96px;color:var(--brand-300)}
.product-detail-info{display:flex;flex-direction:column}
.product-detail-info h1{font-size:30px;margin-bottom:10px}
.product-detail-spec{color:var(--muted);font-size:16px;margin-bottom:16px}
.product-detail-badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.product-detail-price{margin:18px 0 22px}
.product-detail-price b{font-size:32px;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.product-detail-actions{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.cart-add-lg{width:52px;height:52px;border-radius:13px}
.cart-add-lg svg{width:22px;height:22px}

.product-detail-body{max-width:760px;margin-bottom:48px}
.product-detail-body h2{font-size:21px;margin-bottom:14px}
.product-detail-body p{color:var(--ink-2);font-size:16px;line-height:1.65;margin-bottom:24px}

.spec-table{width:100%;border-collapse:collapse}
.spec-table tr{border-bottom:1px solid var(--line-2)}
.spec-table tr:last-child{border-bottom:0}
.spec-table td{padding:12px 4px;font-size:14.5px;vertical-align:top}
.spec-table td:first-child{color:var(--muted);width:46%}
.spec-table td:last-child{font-weight:700;color:var(--ink)}

@media (max-width:760px){
  .product-detail{grid-template-columns:1fr;gap:26px}
  .product-detail-info h1{font-size:24px}
  .product-detail-price b{font-size:26px}
}

/* --- Obyekty -------------------------------------------------------------- */
.work{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--ink);min-height:280px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;padding:26px;isolation:isolate}
.work::after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(15,27,38,.25),rgba(15,27,38,.88))}
.work::before{content:'';position:absolute;inset:0;z-index:-2;background:linear-gradient(135deg,var(--brand-700),var(--ink))}
.work .work-tag{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;font-weight:700;color:var(--brand-300);margin-bottom:8px}
.work h3{color:#fff;margin-bottom:6px;font-size:19px}
.work p{color:#b4c2d0;margin:0;font-size:14px}
.work-brands{display:block;margin-top:10px;font-size:12px;color:#8fa3b8}

/* Kartochka s nastoyashchey fotografiey obyekta vmesto gradienta-zaglushki */
.work-photo::before{content:none}
.work-media{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover}
.work-photo:hover .work-media{transform:scale(1.04)}
.work-media{transition:transform .4s ease}

/* --- Stati ---------------------------------------------------------------- */
.post{display:flex;flex-direction:column;height:100%}
.post-date{font-size:13px;color:var(--muted-2);font-family:var(--mono);margin-bottom:10px}
.post h3{font-size:18px;margin-bottom:10px}
.post .more{margin-top:auto;padding-top:16px;font-weight:700;font-size:14.5px}

/* --- Formy ---------------------------------------------------------------- */
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:700;color:var(--ink);margin-bottom:7px}
.field .hint{font-size:13px;color:var(--muted);margin-top:6px}
.field-error .input,.field-error .textarea{border-color:var(--red)}
.error-text{display:none;color:var(--red);font-size:13px;margin-top:6px}
.field-error .error-text{display:block}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin:16px 0 20px}
.consent input{margin-top:3px;width:17px;height:17px;accent-color:var(--brand-700);flex:none}
.form-note{font-size:13px;color:var(--muted);text-align:center;margin:14px 0 0}
.form-status{display:none;padding:14px 16px;border-radius:11px;font-size:14.5px;margin-bottom:16px}
.form-status.ok{display:block;background:#e7f5ec;color:#12652f}
.form-status.err{display:block;background:#fdeceb;color:#9b1f17}

/* --- Kontakty ------------------------------------------------------------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line-2);align-items:flex-start}
.contact-list li:last-child{border-bottom:0}
.contact-list .ico{width:38px;height:38px;flex:none;border-radius:10px;background:var(--brand-50);color:var(--brand-700);display:grid;place-items:center}
.contact-list .ico svg{width:19px;height:19px}
.contact-list .k{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.07em;font-weight:700}
.contact-list .v{font-size:17px;color:var(--ink);font-weight:600}
.map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);min-height:380px;background:var(--bg-soft)}
.map iframe{width:100%;height:100%;min-height:420px;border:0;display:block}

/* --- Polosa prizyva ------------------------------------------------------- */
.cta{background:linear-gradient(135deg,var(--brand-700),var(--brand-800));color:#fff;border-radius:var(--radius-lg);padding:52px;display:flex;gap:32px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta h2{color:#fff;margin-bottom:8px}
.cta p{color:rgba(255,255,255,.86);margin:0;max-width:520px}

/* --- Podval --------------------------------------------------------------- */
.footer{background:var(--bg-dark);color:#8593a2;padding:64px 0 28px;font-size:14.5px}
.footer a{color:#bcc9d6}
.footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer h4{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.09em;margin-bottom:16px}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:9px}
.footer .logo img{width:180px}
.footer-about{margin-top:18px;max-width:300px;font-size:14px;line-height:1.6}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;flex-wrap:wrap;font-size:13.5px;color:#6b7a8a}

/* --- Khlebnye kroshki ----------------------------------------------------- */
.crumbs{padding:18px 0;font-size:14px;color:var(--muted)}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--brand-700)}
.crumbs span{margin:0 8px;color:var(--muted-2)}

/* --- Voprosy-otvety ------------------------------------------------------- */
.faq{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.faq details{border-bottom:1px solid var(--line-2)}
.faq details:last-child{border-bottom:0}
.faq summary{padding:20px 24px;cursor:pointer;font-weight:700;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:22px;color:var(--brand-700);font-weight:400;flex:none;line-height:1}
.faq details[open] summary::after{content:'\2212'}
.faq .faq-body{padding:0 24px 22px;color:var(--muted)}
.faq .faq-body p:last-child{margin:0}

/* --- Melochi -------------------------------------------------------------- */
.lead{font-size:18.5px;color:var(--muted)}
.prose{max-width:760px}
.prose h2{margin-top:1.6em}
.prose ul{color:var(--muted)}
.prose li{margin-bottom:8px}
.divider{height:1px;background:var(--line);border:0;margin:0}
.empty{padding:60px 20px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:var(--radius)}
.center{text-align:center}
.mt-32{margin-top:32px}

/* Logotipy brendov */
.brands{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.brands div,.brands a{background:#fff;padding:22px 20px;display:grid;place-items:center;min-height:88px}
.brands a{transition:background .15s ease}
.brands a:hover{background:var(--bg-soft)}
.brands img{max-width:100%;max-height:34px;width:auto;height:34px;object-fit:contain}
/* NZVZ - znak i nadpis odnim risunkom, tekst v nyom melche, chem u slovesnykh logo,
   poetomu pokazyvayem eto pyatno zametno krupnee ostal'nykh */
.brands img[alt="НЗВЗ"]{height:80px;max-height:80px}

/* --- Adaptiv -------------------------------------------------------------- */
@media (max-width:1300px){
  .header-phone{display:none}
}
@media (max-width:1100px){
  .nav-link{padding:9px 10px;font-size:14.5px}
  .logo img{width:165px}
}
@media (max-width:1040px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .catalog-layout{grid-template-columns:1fr}
  .filters{position:static}
  .brands{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:900px){
  .section{padding:60px 0}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
  .topbar{display:none}
  .burger{display:grid}
  .header-phone{display:none}
  .logo-full{display:none}
  .logo-compact{display:flex}
  .nav{
    position:fixed;inset:78px 0 auto;flex-direction:column;gap:0;background:#fff;
    border-bottom:1px solid var(--line);padding:12px 20px 20px;display:none;
    box-shadow:var(--shadow-lg);max-height:calc(100vh - 78px);overflow:auto;margin:0;
  }
  .nav.open{display:flex}
  .nav-link{padding:14px 12px;font-size:17px;border-radius:10px}
  .header .wrap{gap:14px}
  .header-cta{margin-left:auto}
  .cta{padding:34px;text-align:center;justify-content:center}
}
@media (max-width:560px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .hero .wrap{padding-top:52px;padding-bottom:52px}
  .hero-stats{grid-template-columns:1fr;gap:14px}
  .hero-actions .btn{width:100%}
  .section{padding:48px 0}
  .brands{grid-template-columns:repeat(2,1fr)}
}

@media print{
  .header,.topbar,.footer,.hero-card,.btn,.burger{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* --- Pole dlya prikreplyonnykh faylov -------------------------------------- */
.filedrop{
  position:relative;border:1.5px dashed var(--line);border-radius:11px;
  padding:18px;text-align:center;cursor:pointer;background:#fff;
  transition:border-color .15s ease,background .15s ease;
}
.filedrop:hover,.filedrop.dragover{border-color:var(--brand);background:var(--brand-50)}
.filedrop input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}
.filedrop-text{display:inline-flex;align-items:center;gap:9px;color:var(--brand-700);font-weight:700;font-size:14.5px}
.filedrop-text svg{width:18px;height:18px;flex:none}

.filelist{list-style:none;padding:0;margin:10px 0 0}
.filelist li{
  display:flex;align-items:center;gap:10px;padding:9px 11px;
  background:var(--bg-soft);border:1px solid var(--line-2);border-radius:9px;
  margin-bottom:6px;font-size:13.5px;
}
.filelist li:last-child{margin-bottom:0}
.filelist .fico{width:16px;height:16px;flex:none;color:var(--brand-700)}
.filelist .fname{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink)}
.filelist .fsize{color:var(--muted);font-size:12.5px;white-space:nowrap}
.filelist .fdel{
  border:0;background:none;cursor:pointer;color:var(--muted-2);
  font-size:20px;line-height:1;padding:0 2px;flex:none;
}
.filelist .fdel:hover{color:var(--red)}
.filelist li.too-big{border-color:#f3c6c3;background:#fdeceb}
.filelist li.too-big .fsize{color:var(--red);font-weight:700}

/* Lovushka dlya robotov - chelovek etogo polya ne vidit */
.hp{position:absolute;left:-9999px;top:0;width:1px;height:1px;overflow:hidden}