@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-400-cyrillic.woff2') format('woff2');font-weight:400;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-400-latin.woff2') format('woff2');font-weight:400;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-500-cyrillic.woff2') format('woff2');font-weight:500;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-500-latin.woff2') format('woff2');font-weight:500;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-600-cyrillic.woff2') format('woff2');font-weight:600;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-600-latin.woff2') format('woff2');font-weight:600;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-700-cyrillic.woff2') format('woff2');font-weight:700;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Plex';src:url('../fonts/IBMPlexSans-700-latin.woff2') format('woff2');font-weight:700;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'PlexMono';src:url('../fonts/IBMPlexMono-400-cyrillic.woff2') format('woff2');font-weight:400;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'PlexMono';src:url('../fonts/IBMPlexMono-400-latin.woff2') format('woff2');font-weight:400;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'PlexMono';src:url('../fonts/IBMPlexMono-500-cyrillic.woff2') format('woff2');font-weight:500;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'PlexMono';src:url('../fonts/IBMPlexMono-500-latin.woff2') format('woff2');font-weight:500;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'PlexMono';src:url('../fonts/IBMPlexMono-600-cyrillic.woff2') format('woff2');font-weight:600;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'PlexMono';src:url('../fonts/IBMPlexMono-600-latin.woff2') format('woff2');font-weight:600;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --paper:#EEEAE3;
  --paper-2:#F7F5F1;
  --surface:#FFFFFF;
  --ink:#14171A;
  --ink-2:#2C3237;
  --muted:#6D7175;
  --line:#D8D2C7;
  --line-2:#E6E1D8;
  --accent:#D2481C;
  --accent-2:#B23A13;
  --accent-soft:#FBE7DF;
  --steel:#3B4750;
  --ok:#1C6E4A;
  --r:2px;
  --wrap:1280px;
  --sans:'Plex',-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --mono:'PlexMono',ui-monospace,Consolas,monospace;
  --sh:0 1px 2px rgba(20,23,26,.06),0 12px 28px -18px rgba(20,23,26,.35);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.55;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;font-weight:600;letter-spacing:-.02em;line-height:1.12}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);display:flex;align-items:center;gap:10px}
.eyebrow::before{content:'';width:22px;height:1px;background:var(--accent);flex:0 0 auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:var(--r)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:50px;padding:0 26px;border-radius:var(--r);font-weight:500;font-size:15px;letter-spacing:-.01em;border:1px solid transparent;cursor:pointer;transition:background .16s,color .16s,border-color .16s,transform .16s;white-space:nowrap}
.btn svg{width:18px;height:18px;flex:0 0 auto}
.btn-b{background:var(--ink);color:#fff}
.btn-b:hover{background:#000}
.btn-a{background:var(--accent);color:#fff}
.btn-a:hover{background:var(--accent-2)}
.btn-o{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-o:hover{background:var(--ink);color:#fff}
.btn-g{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-g:hover{border-color:var(--ink);background:rgba(20,23,26,.04)}
.btn-sm{height:40px;padding:0 16px;font-size:13.5px}
.btn-lg{height:56px;padding:0 30px;font-size:16px}
.btn:active{transform:translateY(1px)}
.link-a{color:var(--accent);border-bottom:1px solid rgba(210,72,28,.35);transition:border-color .16s}
.link-a:hover{border-color:var(--accent)}
.arrow-link{display:inline-flex;align-items:center;gap:8px;font-weight:500;font-size:14.5px}
.arrow-link svg{width:16px;height:16px;transition:transform .18s}
.arrow-link:hover svg{transform:translateX(4px)}

/* ---------- topbar ---------- */
.topbar{background:var(--ink);color:#C9CCC9;font-family:var(--mono);font-size:11.5px;letter-spacing:.04em}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:38px;min-width:0}
.topbar-l{display:flex;align-items:center;gap:22px;min-width:0}
.topbar-l span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-r{display:flex;align-items:center;gap:18px}
.topbar a{color:#fff}
.topbar a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.tb-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#4CC38A;margin-right:8px;vertical-align:1px}

/* ---------- header ---------- */
.header{background:var(--paper-2);border-bottom:1px solid var(--line);position:relative;z-index:40}
.header .wrap{display:flex;align-items:center;gap:32px;height:78px}
.logo{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.logo-mark{width:44px;height:44px;flex:0 0 auto}
.logo-txt{display:flex;flex-direction:column;line-height:1.1}
.logo-name{font-weight:600;font-size:19px;letter-spacing:-.03em}
.logo-sub{font-family:var(--mono);font-size:9.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-top:3px}
.hnav{display:flex;align-items:center;gap:26px;margin-left:auto}
.hnav a{font-size:15px;font-weight:500;position:relative;padding:6px 0}
.hnav a::after{content:'';position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .18s}
.hnav a:hover::after,.hnav a.is-active::after{transform:scaleX(1)}
.hact{display:flex;align-items:center;gap:12px;margin-left:8px}
.hphone{display:flex;flex-direction:column;align-items:flex-end;line-height:1.2;margin-right:8px}
.hphone b{font-size:15.5px;font-weight:600;letter-spacing:-.01em}
.hphone span{font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.08em}
.hsearch{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r);background:transparent;cursor:pointer;transition:border-color .16s,background .16s}
.hsearch:hover{border-color:var(--ink);background:#fff}
.hsearch svg{width:18px;height:18px}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r);background:transparent;align-items:center;justify-content:center;cursor:pointer}
.burger svg{width:20px;height:20px}

/* nav bar with dropdown */
.navbar{background:var(--paper-2);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:35}
.navbar .wrap{display:flex;align-items:center;gap:4px;height:54px;min-width:0}
.nb-item{position:relative}
.nb-item>a,.nb-item>button{display:flex;align-items:center;gap:7px;height:54px;padding:0 14px;font-size:14.5px;font-weight:500;background:none;border:0;cursor:pointer;white-space:nowrap}
.nb-item>a:hover,.nb-item>button:hover{color:var(--accent)}
.nb-item svg{width:14px;height:14px;transition:transform .18s}
.nb-item:hover svg{transform:rotate(180deg)}
.nb-item>.nb-menu{position:absolute;top:54px;left:0;min-width:300px;background:#fff;border:1px solid var(--line);box-shadow:var(--sh);padding:10px;display:none;z-index:60;border-radius:var(--r)}
.nb-item:hover>.nb-menu,.nb-item:focus-within>.nb-menu{display:block}
.nb-menu a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:9px 12px;font-size:14px;border-radius:2px}
.nb-menu a:hover{background:var(--paper)}
.nb-menu .cnt{font-family:var(--mono);font-size:11px;color:var(--muted)}
.nb-spacer{margin-left:auto}

/* mobile drawer */
.drawer{position:fixed;inset:0;z-index:100;display:none}
.drawer.is-open{display:block}
.drawer-bg{position:absolute;inset:0;background:rgba(20,23,26,.5);backdrop-filter:blur(2px)}
.drawer-panel{position:absolute;top:0;right:0;bottom:0;width:min(400px,88vw);background:var(--paper-2);display:flex;flex-direction:column;box-shadow:-20px 0 60px rgba(0,0,0,.2);animation:slideIn .22s ease}
@keyframes slideIn{from{transform:translateX(100%)}to{transform:none}}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border:0;background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center}
.drawer-body{overflow:auto;padding:8px 12px 40px}
.drawer-body a{display:block;padding:12px 10px;font-size:16px;font-weight:500;border-bottom:1px solid var(--line-2)}
.drawer-body .dl{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);padding:20px 10px 6px}
.drawer-cta{padding:16px 20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}

/* ---------- breadcrumbs ---------- */
.crumbs{font-size:12.5px;color:var(--muted);padding:18px 0 0;display:flex;flex-wrap:wrap;gap:8px;align-items:center;min-width:0}
.crumbs a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}
.crumbs .sep{opacity:.5}
.crumbs span.cur{color:var(--ink-2);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- hero ---------- */
.hero{padding:44px 0 0;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0 0 auto 0;height:100%;background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);background-size:64px 64px;opacity:.45;mask-image:linear-gradient(180deg,#000,transparent 78%);pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:56px;align-items:start;padding-bottom:22px}
.hero h1{font-size:clamp(34px,4.2vw,58px);font-weight:600;letter-spacing:-.035em;line-height:1.04;margin:18px 0 0}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lead{font-size:clamp(16px,1.35vw,19px);color:var(--ink-2);margin-top:22px;max-width:52ch;line-height:1.5}
.hero .btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:0 36px;margin-top:38px;padding-top:22px;border-top:1px solid var(--line);max-width:560px}
.hf b{display:block;font-family:var(--mono);font-size:24px;font-weight:500;letter-spacing:-.02em;line-height:1.1}
.hf span{display:block;font-size:12.5px;color:var(--muted);margin-top:5px}

/* selector widget */
.selector{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh);position:relative}
.selector::before,.selector::after{content:'';position:absolute;width:10px;height:10px;border:1px solid var(--accent);opacity:.55}
.selector::before{left:-1px;top:-1px;border-right:0;border-bottom:0}
.selector::after{right:-1px;bottom:-1px;border-left:0;border-top:0}
.sel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:4px}
.sel-head .t{font-weight:600;font-size:16px}
.sel-head .v{font-family:var(--mono);font-size:13px;color:var(--accent);font-weight:500}
.sel-diagram{margin:10px 0 4px}
.sel-diagram svg{width:100%;height:auto;display:block}
.sel-slider{margin-top:8px}
.sel-slider input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:26px;background:transparent;cursor:pointer;display:block}
.sel-slider input[type=range]::-webkit-slider-runnable-track{height:2px;background:var(--line);border-radius:2px}
.sel-slider input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 1px var(--accent);margin-top:-9px}
.sel-slider input[type=range]::-moz-range-track{height:2px;background:var(--line)}
.sel-slider input[type=range]::-moz-range-thumb{width:16px;height:16px;border:3px solid #fff;border-radius:50%;background:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.sel-scale{display:flex;justify-content:space-between;font-family:var(--mono);font-size:10.5px;color:var(--muted);margin-top:-2px}
.sel-res{margin-top:14px;border-top:1px solid var(--line-2);padding-top:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:46px}
.sel-res .txt{font-size:14px;color:var(--ink-2);line-height:1.35}
.sel-res .txt b{font-weight:600}
.sel-res .go{flex:0 0 auto}

/* ---------- sections ---------- */
.sec{padding:74px 0}
.hero + .sec{padding-top:58px}
.sec-tight{padding:54px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:34px}
.sec-head h2{font-size:clamp(26px,2.7vw,38px);letter-spacing:-.03em;margin-top:12px}
.sec-head .desc{color:var(--muted);font-size:15px;max-width:46ch;margin-top:10px}
.sec-head .side{flex:0 0 auto;padding-bottom:6px}
.sec-ink{background:var(--ink);color:#EDEAE3}
.sec-ink .eyebrow{color:#9AA0A2}
.sec-ink .sec-head .desc{color:#A9AEAE}
.sec-paper2{background:var(--paper-2)}

/* category tiles */
.cats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.cat{position:relative;display:flex;flex-direction:column;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;transition:border-color .18s,transform .18s,box-shadow .18s;overflow:hidden}
.cat:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:var(--sh)}
.cat .pic{height:74px;display:flex;align-items:center;justify-content:center;color:var(--steel)}
.cat .pic svg{width:64px;height:64px}
.cat .nm{font-weight:500;font-size:15px;line-height:1.3;letter-spacing:-.01em}
.cat .mt{display:flex;align-items:center;justify-content:space-between;gap:8px;font-family:var(--mono);font-size:11px;color:var(--muted);margin-top:auto}
.cat .mt b{font-weight:500;color:var(--ink)}
.cat.is-accent{background:var(--ink);color:#fff;border-color:var(--ink)}
.cat.is-accent .pic{color:rgba(255,255,255,.8)}
.cat.is-accent .mt{color:#A9AEAE}
.cat.is-accent .mt b{color:#fff}
.cat li{position:relative;padding-left:14px;margin-bottom:6px;font-size:14px;line-height:1.45;color:var(--ink-2)}
.cat li::before{content:'';position:absolute;left:0;top:8px;width:5px;height:5px;background:var(--accent)}
.cat ul{display:flex;flex-direction:column;gap:2px}

/* product grid + cards */
.pgrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.pcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);display:flex;flex-direction:column;transition:border-color .18s,box-shadow .18s,transform .18s;position:relative}
.pcard:hover{border-color:#BDB6A9;box-shadow:var(--sh);transform:translateY(-2px)}
.pcard .ph{position:relative;aspect-ratio:1/1;background:linear-gradient(180deg,#F3F0EA,#EDE9E2);border-bottom:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;overflow:hidden;border-radius:var(--r) var(--r) 0 0}
.pcard .ph img{width:100%;height:100%;object-fit:contain;padding:14px;transition:transform .35s;mix-blend-mode:multiply}
.pcard:hover .ph img{transform:scale(1.04)}
.pcard .ph .ph-ico{width:56%;height:56%;color:#B9B3A7}
.pcard .badge{position:absolute;left:10px;top:10px;font-family:var(--mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;background:var(--accent);color:#fff;padding:4px 7px;border-radius:1px}
.pcard .badge.b2{background:var(--ink)}
.pcard .bd{padding:14px 14px 16px;display:flex;flex-direction:column;flex:1;gap:8px}
.pcard .sku{font-family:var(--mono);font-size:10.5px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.pcard .nm{font-weight:500;font-size:14.5px;line-height:1.32;letter-spacing:-.01em;min-height:38px}
.pcard .nm a:hover{color:var(--accent)}
.pcard .chips{display:flex;flex-wrap:wrap;gap:4px;margin-top:2px}
.pchip{font-family:var(--mono);font-size:10px;letter-spacing:.04em;color:var(--ink-2);background:var(--paper);border:1px solid var(--line-2);padding:3px 6px;border-radius:1px;white-space:nowrap}
.pcard .bt{display:flex;align-items:flex-end;justify-content:space-between;gap:8px;margin-top:auto;padding-top:10px}
.price{display:flex;flex-direction:column;line-height:1.1}
.price .val{font-family:var(--mono);font-size:19px;font-weight:500;letter-spacing:-.02em}
.price .val small{font-size:12px;color:var(--muted);font-weight:400}
.price .per{font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.price.req .val{font-family:var(--sans);font-size:13px;font-weight:500;color:var(--muted)}
.addbtn{width:38px;height:38px;border:1px solid var(--line);background:transparent;border-radius:var(--r);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .16s,border-color .16s,color .16s;flex:0 0 auto}
.addbtn svg{width:17px;height:17px}
.addbtn:hover{background:var(--ink);border-color:var(--ink);color:#fff}
.addbtn.is-in{background:var(--ok);border-color:var(--ok);color:#fff}

/* filter bar */
.fbar{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:26px}
.fgroup{display:flex;align-items:center;gap:6px;flex-wrap:wrap;min-width:0}
.fgroup .lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-right:2px}
.fchip{border:1px solid var(--line);background:transparent;border-radius:1px;padding:7px 11px;font-size:13px;cursor:pointer;transition:all .14s;white-space:nowrap}
.fchip:hover{border-color:var(--ink)}
.fchip.is-on{background:var(--ink);border-color:var(--ink);color:#fff}
.fsep{width:1px;height:24px;background:var(--line);margin:0 4px}
.fscroll{display:flex;gap:6px;min-width:0;flex:1 1 auto;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding:2px 0;max-width:100%;-webkit-mask-image:linear-gradient(90deg,#000 92%,transparent);mask-image:linear-gradient(90deg,#000 92%,transparent)}
.fscroll::-webkit-scrollbar{display:none}
.fscroll .fchip{flex:0 0 auto}
.finput{height:36px;border:1px solid var(--line);background:#fff;border-radius:1px;padding:0 12px;font-size:13.5px;min-width:180px}
.finput:focus{outline:none;border-color:var(--ink)}
.tablewrap{overflow-x:auto;max-width:100%;-webkit-overflow-scrolling:touch}
.fcount{margin-left:auto;font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.empty{padding:60px 0;text-align:center;color:var(--muted)}

/* product page */
.pdp{padding:26px 0 0}
.pdp-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:start}
.gallery{position:sticky;top:76px}
.gal-main{background:linear-gradient(180deg,#F5F2EC,#EDE9E2);border:1px solid var(--line);border-radius:var(--r);aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.gal-main img{width:100%;height:100%;object-fit:contain;padding:26px;mix-blend-mode:multiply}
.gal-main .ph-ico{width:44%;height:44%;color:#B9B3A7}
.gal-thumbs{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.gal-thumbs button{width:76px;height:76px;border:1px solid var(--line);background:#F5F2EC;border-radius:var(--r);overflow:hidden;cursor:pointer;padding:0}
.gal-thumbs button img{width:100%;height:100%;object-fit:contain;padding:6px;mix-blend-mode:multiply}
.gal-thumbs button.is-on{border-color:var(--ink)}
.pdp-info h1{font-size:clamp(26px,2.8vw,38px);letter-spacing:-.03em;margin-top:10px}
.pdp-meta{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:14px;font-family:var(--mono);font-size:11.5px;color:var(--muted)}
.pdp-meta b{color:var(--ink);font-weight:500}
.pdp-price{display:flex;align-items:flex-end;gap:14px;margin-top:24px;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.pdp-price .val{font-family:var(--mono);font-size:34px;font-weight:500;letter-spacing:-.03em;line-height:1}
.pdp-price .val small{font-size:15px;color:var(--muted)}
.pdp-price .note{font-size:12.5px;color:var(--muted);padding-bottom:2px;line-height:1.4}
.pdp-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.qty{display:flex;align-items:center;border:1px solid var(--line);border-radius:var(--r);height:50px;background:#fff}
.qty button{width:40px;height:48px;border:0;background:transparent;cursor:pointer;font-size:18px;color:var(--ink-2)}
.qty button:hover{background:var(--paper)}
.qty input{width:64px;height:46px;border:0;text-align:center;font-family:var(--mono);font-size:15px;background:transparent}
.qty input:focus{outline:none}
.spec{margin-top:26px;border-top:1px solid var(--line)}
.spec .row{display:flex;justify-content:space-between;gap:20px;padding:11px 0;border-bottom:1px solid var(--line-2);font-size:14px}
.spec .row span:first-child{color:var(--muted)}
.spec .row span:last-child{font-family:var(--mono);text-align:right}
.pdp-help{margin-top:22px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:flex;gap:14px;align-items:flex-start}
.pdp-help svg{width:22px;height:22px;flex:0 0 auto;color:var(--accent)}
.pdp-help .t{font-size:13.5px;color:var(--ink-2);line-height:1.45}
.pdp-help b{font-weight:600}

/* tabs */
.tabs{margin-top:56px;border-top:1px solid var(--line);padding-top:26px}
.tab-list{display:flex;gap:26px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.tab-list button{background:none;border:0;padding:0 0 12px;font-size:15px;font-weight:500;color:var(--muted);cursor:pointer;position:relative}
.tab-list button.is-on{color:var(--ink)}
.tab-list button.is-on::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent)}
.tab-body{padding:26px 0 0;max-width:76ch}
.tab-body h3{font-size:19px;margin:22px 0 10px}
.tab-body p{color:var(--ink-2);margin:0 0 12px;font-size:15px}
.tab-body ul{margin:0 0 14px}
.tab-body li{position:relative;padding-left:18px;margin-bottom:7px;color:var(--ink-2);font-size:15px}
.tab-body li::before{content:'';position:absolute;left:0;top:9px;width:6px;height:6px;background:var(--accent);border-radius:0}
.tab-body table{width:100%;border-collapse:collapse;margin:14px 0 18px;font-size:14px}
.tab-body th,.tab-body td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line-2)}
.tab-body th{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:400;background:var(--paper-2)}
.tab-body td.mono{font-family:var(--mono)}

/* facts / proof */
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.fact{background:var(--paper-2);padding:26px 22px}
.fact b{display:block;font-family:var(--mono);font-size:34px;font-weight:500;letter-spacing:-.03em;line-height:1}
.fact span{display:block;font-size:13px;color:var(--muted);margin-top:10px;line-height:1.4}
.sec-ink .fact{background:var(--ink);border-color:#2A2F33}
.sec-ink .facts{background:#2A2F33;border-color:#2A2F33}
.sec-ink .fact b{color:#fff}
.sec-ink .fact span{color:#9AA0A2}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.step{border-top:2px solid var(--ink);padding-top:18px}
.step .n{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--accent)}
.step h3{font-size:19px;margin:10px 0 8px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.5}

/* info split */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center}
.split.rev .media{order:2}
.diagram{border:1px solid var(--line);background:var(--surface);border-radius:var(--r);padding:10px}
.diagram svg{width:100%;height:auto;display:block}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:18px 40px 18px 0;position:relative;font-size:16px;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:6px;top:14px;font-family:var(--mono);font-size:20px;color:var(--accent);transition:transform .18s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 40px 20px 0;color:var(--muted);font-size:14.5px;line-height:1.6;max-width:80ch}

/* cta band */
.cta-band{background:var(--ink);color:#fff;border-radius:var(--r);padding:44px 44px;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:40px;align-items:center;position:relative;overflow:hidden}
.cta-band::after{content:'';position:absolute;right:-60px;top:-60px;width:280px;height:280px;border:1px solid rgba(255,255,255,.12);border-radius:50%;pointer-events:none}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);letter-spacing:-.03em;color:#fff}
.cta-band p{color:#A9AEAE;margin-top:10px;font-size:15px;max-width:50ch}
.cta-band .btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* form */
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.form h3{font-size:20px}
.form .sub{font-size:13.5px;color:var(--muted);margin-top:6px}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.field input,.field textarea,.field select{height:44px;border:1px solid var(--line);background:#fff;border-radius:var(--r);padding:0 12px;font-size:14.5px;width:100%}
.field textarea{height:92px;padding:10px 12px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--ink)}
.form .note{font-size:12px;color:var(--muted);margin-top:12px;line-height:1.45}
.form .btn{width:100%;margin-top:14px}
.form .ok{display:none;background:var(--ok);color:#fff;padding:12px 14px;border-radius:var(--r);font-size:13.5px;margin-top:12px}
.form.is-sent .ok{display:block}

/* footer */
.footer{background:var(--ink);color:#A9AEAE;margin-top:70px;font-size:14px}
.footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px;padding:52px 0 40px}
.footer .logo-name{color:#fff}
.footer .logo-sub{color:#7E8486}
.footer h4{color:#fff;font-size:12px;font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;font-weight:500;margin-bottom:14px}
.footer a:hover{color:#fff}
.footer li{margin-bottom:8px}
.footer .fdesc{margin-top:18px;font-size:13.5px;line-height:1.55;max-width:34ch;color:#8E9496}
.fphone{font-family:var(--mono);font-size:19px;color:#fff;letter-spacing:-.01em}
.fmail{font-family:var(--mono);font-size:13px;color:#fff}
.footer .req{border-top:1px solid #2A2F33;padding:20px 0 28px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-family:var(--mono);font-size:11px;color:#7E8486;letter-spacing:.02em}
.footer .req a:hover{color:#fff}

/* article */
.art{padding:30px 0 0;max-width:820px}
.art h1{font-size:clamp(28px,3.2vw,42px);letter-spacing:-.03em;margin:10px 0 0}
.art .meta{display:flex;gap:16px;flex-wrap:wrap;font-family:var(--mono);font-size:11.5px;color:var(--muted);margin-top:16px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.art-body{max-width:74ch;margin-top:26px;font-size:16.5px;line-height:1.68;color:var(--ink-2)}
.art-body h2{font-size:26px;margin:34px 0 12px;color:var(--ink)}
.art-body h3{font-size:19px;margin:26px 0 10px;color:var(--ink)}
.art-body p{margin:0 0 16px}
.art-body ul,.art-body ol{margin:0 0 18px;padding-left:2px}
.art-body li{position:relative;padding-left:20px;margin-bottom:8px}
.art-body ul li::before{content:'';position:absolute;left:0;top:10px;width:6px;height:6px;background:var(--accent)}
.art-body ol{counter-reset:n}
.art-body ol li::before{counter-increment:n;content:counter(n);font-family:var(--mono);font-size:11px;color:var(--accent);top:4px;left:0}
.art-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px}
.art-body th,.art-body td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left}
.art-body th{font-family:var(--mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:400;background:var(--paper-2)}
.art-body blockquote{margin:22px 0;padding:18px 22px;border-left:2px solid var(--accent);background:var(--paper-2);font-size:15.5px;color:var(--ink)}
.art-body img{margin:22px 0;border:1px solid var(--line)}

/* info pages */
.page{padding:34px 0 0}
.page h1{font-size:clamp(28px,3.2vw,42px);letter-spacing:-.03em;margin-top:10px}
.page .lead{font-size:17px;color:var(--ink-2);margin-top:16px;max-width:70ch;line-height:1.55}
.prose{max-width:78ch;margin-top:28px;font-size:16px;line-height:1.68;color:var(--ink-2)}
.prose h2{font-size:24px;margin:32px 0 12px;color:var(--ink)}
.prose h3{font-size:18px;margin:24px 0 10px;color:var(--ink)}
.prose p{margin:0 0 14px}
.prose ul{margin:0 0 16px}
.prose li{position:relative;padding-left:20px;margin-bottom:8px}
.prose li::before{content:'';position:absolute;left:0;top:10px;width:6px;height:6px;background:var(--accent)}
.prose table{width:100%;border-collapse:collapse;margin:18px 0}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;font-size:14.5px}
.prose th{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:400;background:var(--paper-2)}

/* contacts */
.cgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:30px}
.ccard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.ccard .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.ccard .v{font-size:16px;font-weight:500;margin-top:8px;line-height:1.4}
.ccard .v a:hover{color:var(--accent)}

/* calculators */
.calc{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px;align-items:start}
.calc-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.calc-out{background:var(--ink);color:#fff;border-radius:var(--r);padding:24px;position:sticky;top:76px}
.calc-out .lbl{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#9AA0A2}
.calc-out .big{font-family:var(--mono);font-size:40px;font-weight:500;letter-spacing:-.03em;margin-top:8px;line-height:1}
.calc-out .big small{font-size:16px;color:#A9AEAE}
.calc-out .rows{margin-top:18px;border-top:1px solid #2A2F33;padding-top:14px}
.calc-out .r{display:flex;justify-content:space-between;gap:14px;padding:7px 0;font-size:13.5px;color:#C9CCC9}
.calc-out .r b{font-family:var(--mono);font-weight:500;color:#fff}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.calc-field{display:flex;flex-direction:column;gap:6px}
.calc-field label{font-size:12.5px;color:var(--muted)}
.calc-field input,.calc-field select{height:44px;border:1px solid var(--line);border-radius:var(--r);padding:0 12px;background:#fff;font-size:15px;width:100%}
.calc-field input:focus,.calc-field select:focus{outline:none;border-color:var(--ink)}
.calc-note{font-size:12px;color:var(--muted);margin-top:14px;line-height:1.5}

/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:14.5px;background:var(--surface);border:1px solid var(--line)}
.tbl th,.tbl td{padding:12px 14px;border-bottom:1px solid var(--line-2);text-align:left}
.tbl th{font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:400;background:var(--paper-2)}
.tbl td.mono{font-family:var(--mono)}

/* pagination */
.pager{display:flex;gap:6px;flex-wrap:wrap;margin-top:32px}
.pager a,.pager span{min-width:40px;height:40px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--r);font-family:var(--mono);font-size:13px;padding:0 12px}
.pager .is-on{background:var(--ink);color:#fff;border-color:var(--ink)}
.pager a:hover{border-color:var(--ink)}

/* misc */
.sticky-cta{display:none}
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:12px 20px;border-radius:var(--r);font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:120;box-shadow:var(--sh)}
.toast.is-on{opacity:1;transform:translate(-50%,0)}
.tag-row{display:flex;flex-wrap:wrap;gap:6px}
.notice{border:1px solid var(--line);background:var(--paper-2);border-left:2px solid var(--accent);padding:14px 18px;font-size:14px;color:var(--ink-2);margin:20px 0}
.hr{height:1px;background:var(--line);border:0;margin:0}

/* catalogue list view (dense rows used in /shop) */
.rows{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.prow{display:grid;grid-template-columns:88px minmax(0,1fr) 150px 120px;gap:18px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line-2)}
.prow .im{width:88px;height:88px;background:#F3F0EA;border:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;border-radius:var(--r);overflow:hidden}
.prow .im img{width:100%;height:100%;object-fit:contain;padding:6px;mix-blend-mode:multiply}
.prow .im svg{width:64%;height:64%;color:#B9B3A7}
.prow .nm{font-weight:500;font-size:15px}
.prow .nm a:hover{color:var(--accent)}
.prow .sub{font-family:var(--mono);font-size:11px;color:var(--muted);margin-top:5px;display:flex;gap:10px;flex-wrap:wrap}
.prow .pr{font-family:var(--mono);font-size:16px;text-align:right;white-space:nowrap}
.prow .pr small{color:var(--muted);font-size:10.5px;display:block;margin-top:3px}
.prow .act{text-align:right}

@media(max-width:1180px){
  .hero .wrap{gap:36px}
  .cats{grid-template-columns:repeat(3,minmax(0,1fr))}
  .pgrid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer .top{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media(max-width:1024px){
  .hnav{display:none}
  .burger{display:flex}
  .hphone{display:none}
  .hero .wrap{grid-template-columns:1fr;gap:32px}
  .selector{max-width:560px}
  .pdp-grid{gap:30px}
  .gallery{position:static}
  .split{grid-template-columns:1fr;gap:30px}
  .calc{grid-template-columns:1fr}
  .calc-out{position:static}
  .steps{grid-template-columns:1fr}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:1fr;padding:32px}
  .cgrid{grid-template-columns:1fr 1fr}
  .navbar{display:none}
  .hero{padding-top:26px}
  .topbar{display:none}
}
@media(max-width:760px){
  .wrap{padding:0 16px}
  body{font-size:15.5px}
  .header .wrap{height:64px;gap:12px}
  .logo-mark{width:38px;height:38px}
  .logo-name{font-size:17px}
  .logo-sub{display:none}
  .sec{padding:48px 0}
  .sec-tight{padding:36px 0}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:24px}
  .sec-head .side{padding:0}
  .cats{grid-template-columns:1fr 1fr;gap:10px}
  .cat{padding:14px}
  .cat .pic{height:56px}
  .cat .pic svg{width:48px;height:48px}
  .cat .nm{font-size:13.5px}
  .pgrid{grid-template-columns:1fr 1fr;gap:10px}
  .pcard .bd{padding:11px}
  .pcard .nm{font-size:13px;min-height:34px}
  .pcard .chips{display:none}
  .price .val{font-size:16px}
  .pcard .bt{padding-top:8px}
  .pdp-grid{grid-template-columns:1fr;gap:22px}
  .gal-main{aspect-ratio:1/1}
  .pdp-price .val{font-size:28px}
  .pdp-actions .btn{flex:1 1 100%}
  .facts{grid-template-columns:1fr 1fr}
  .fact{padding:18px 14px}
  .fact b{font-size:26px}
  .cta-band{padding:26px 20px}
  .footer .top{grid-template-columns:1fr 1fr;gap:26px;padding:36px 0 26px}
  .footer .req{flex-direction:column;font-size:10px}
  .cgrid{grid-template-columns:1fr}
  .fields{grid-template-columns:1fr}
  .calc-grid{grid-template-columns:1fr}
  .prow{grid-template-columns:64px minmax(0,1fr) 84px;gap:12px;padding:10px 0}
  .prow .im{width:64px;height:64px}
  .prow .act{display:none}
  .prow .pr{font-size:14px}
  .tabs{margin-top:34px}
  .tab-body{padding-top:18px}
  .hact .btn-sm{display:none}
  .sticky-cta{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--paper-2);border-top:1px solid var(--line);padding:10px 12px;gap:8px;box-shadow:0 -6px 20px rgba(0,0,0,.06)}
  .sticky-cta .btn{flex:1;height:46px;padding:0 12px;font-size:14px}
  body{padding-bottom:70px}
  .crumbs{padding-top:14px}
  .crumbs span.cur{max-width:100%;white-space:normal}
  .hero-facts{gap:16px 24px}
  .hf b{font-size:20px}
}
@media(max-width:380px){
  .cats{grid-template-columns:1fr}
  .pgrid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}
@media print{
  .topbar,.header,.navbar,.footer,.sticky-cta,.drawer{display:none}
}

.photo-mosaic{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.photo-mosaic figure{margin:0;background:#171B1F;border:1px solid #2A2F33;border-radius:var(--r);overflow:hidden}
.photo-mosaic img{width:100%;aspect-ratio:1/1;object-fit:contain;padding:14px;background:#fff;mix-blend-mode:screen}
.photo-mosaic figcaption{font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:#8E9496;padding:8px 10px;border-top:1px solid #2A2F33;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

@media(max-width:760px){
  .eyebrow{letter-spacing:.1em;font-size:10px}
  .hero h1{letter-spacing:-.03em}
  .footer .logo-name{font-size:17px}
}