/* RVX Supply v2 — поверх rvx.css. Шрифты IBM Plex, шкала отступов 4-8-12-16-24-32-48-64,
   каталог, карточки деталей, список запроса. Палитра navy/gold сохранена. */
:root{
  --sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --display:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --ink:#131c29; --muted:#4f5d70; --line:#d9dfe7; --line-2:#e9edf2;
  --bg:#ffffff; --soft:#f4f6f8; --well:#f7f8fa;
  --gold-d:#8a6a28;           /* контраст на белом не ниже 4.5:1 */
  --focus:#1769aa;
}
body{background:var(--bg);font:17px/1.55 var(--sans);color:var(--ink)}
h1,h2,h3{font-family:var(--sans);color:var(--navy)}
h2{font-size:clamp(26px,3vw,34px);line-height:1.18;letter-spacing:-.015em;font-weight:600;margin:0 0 12px}
h3{font-weight:600}
.wrap{max-width:1280px;padding:0 24px}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
section{padding:64px 0}
.kicker{font:500 12px/1 var(--mono);letter-spacing:.14em;color:var(--gold-d)}
.lead{font-size:18px;max-width:68ch;color:var(--muted)}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:14px}

/* шапка */
.topbar .wrap{height:32px}
.nav{height:72px}
.links{gap:22px;font-size:14px;font-weight:500}
.hdr-actions{display:flex;gap:10px;align-items:center}
.qlist{position:relative;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 14px;border:1px solid var(--line);
  color:var(--navy);font-size:14px;font-weight:500;background:#fff}
.qlist:hover{text-decoration:none;border-color:#b9c3cf}
.qlist b{font:600 12px/1 var(--mono);background:var(--navy);color:#fff;min-width:22px;height:22px;display:inline-flex;align-items:center;justify-content:center;padding:0 6px}
.qlist b[data-n="0"]{background:var(--line);color:var(--muted)}

/* заголовки страниц */
.page-head{padding:48px 0 44px}
.page-head h1{font-family:var(--sans);font-weight:600;font-size:clamp(34px,4.2vw,50px);letter-spacing:-.02em;line-height:1.08}
.page-head p{font-size:18px;max-width:64ch;color:#b8c3d3}
.crumbs{font:500 13px/1.4 var(--mono);color:#8fa0b8;margin-bottom:18px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:#c9d3e0}
.crumbs span.sep{color:#5d6d84}
.crumbs--light{color:var(--muted)} .crumbs--light a{color:var(--navy-2)} .crumbs--light span.sep{color:#9aa6b5}

/* главная: герой */
.hero2{background:linear-gradient(180deg,#0a1728 0%,#0d2036 100%);color:#fff;position:relative;overflow:hidden}
.hero2 .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:48px;align-items:center;padding-top:56px;padding-bottom:56px}
.hero2 h1{color:#fff;font-weight:600;font-size:clamp(36px,4.6vw,56px);line-height:1.05;letter-spacing:-.025em;margin:14px 0 18px}
.hero2 h1 em{font-style:normal;color:var(--gold-l)}
.hero2 p.sub{color:#b8c3d3;font-size:18px;max-width:52ch;margin:0 0 28px}
.hero2 .kicker{color:var(--gold)}
.hero-media{margin:0;position:relative;background:#eceef1;aspect-ratio:3/2;overflow:hidden}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media figcaption,.ill-note{position:absolute;right:10px;bottom:8px;font:500 11px/1 var(--mono);letter-spacing:.08em;color:#6b7686;text-transform:uppercase}
.search{display:flex;background:#fff;border:1px solid #fff;max-width:560px}
.search input{flex:1;min-width:0;border:0;padding:0 16px;height:54px;font:16px var(--sans);color:var(--ink);background:#fff}
.search button{border:0;background:var(--gold);color:#0a1728;font:600 14px var(--sans);padding:0 22px;cursor:pointer;min-height:54px}
.search button:hover{background:var(--gold-l)}
.search-hints{margin-top:12px;font-size:14px;color:#8fa0b8}
.search-hints a{color:#d8e0ea;border-bottom:1px solid #43546c}
.search-hints a:hover{text-decoration:none;border-color:var(--gold)}
.entry{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;flex-wrap:wrap}
.section-heading .btn{margin-bottom:2px}

/* полоса цифр */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line)}
.stat{padding:28px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .v{font:600 34px/1 var(--sans);color:var(--navy);letter-spacing:-.02em}
.stat .k{margin-top:8px;font-size:14px;color:var(--muted)}

/* плитки систем */
.sys-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;margin-top:32px}
.sys{display:flex;flex-direction:column;border:1px solid var(--line);background:#fff;color:inherit;transition:border-color .15s ease}
.sys:hover{text-decoration:none;border-color:#9fb0c4}
.sys .img{aspect-ratio:3/2;background:#eceef1;overflow:hidden;position:relative}
.sys .img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.sys:hover .img img{transform:scale(1.03)}
.sys .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.sys .code{font:500 12px/1 var(--mono);letter-spacing:.12em;color:var(--gold-d)}
.sys h3{margin:2px 0 0;font-size:19px}
.sys p{margin:0;color:var(--muted);font-size:15px}
.sys .count{margin-top:auto;padding-top:12px;font:500 13px/1 var(--mono);color:var(--navy-2)}

/* платформы */
.plat-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:32px}
.plat{border:1px solid var(--line);background:#fff;display:grid;grid-template-columns:200px 1fr;color:inherit}
.plat:hover{text-decoration:none;border-color:#9fb0c4}
.plat .img{height:180px;background:#fff;border-right:1px solid var(--line-2);display:flex;align-items:center;justify-content:center;padding:12px;overflow:hidden}
.plat .img img{width:100%;height:100%!important;object-fit:contain}
.plat .body{padding:24px}
.plat h3{margin:8px 0 6px;font-size:22px}
.plat ul{list-style:none;padding:0;margin:14px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:4px 16px;font-size:14px;color:var(--muted)}
.plat ul b{font:500 13px var(--mono);color:var(--navy)}

/* таблица деталей (стиль технического каталога) */
.ptable{width:100%;border-collapse:collapse;font-size:15px;background:#fff}
.ptable th{text-align:left;font:500 12px/1.2 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:12px 14px;border-bottom:1px solid var(--line);background:var(--well)}
.ptable td{padding:10px 14px;border-bottom:1px solid var(--line-2);vertical-align:middle}
.ptable tr:hover td{background:#fafbfc}
.ptable .th{width:76px}
.ptable .th img{width:64px;height:48px;object-fit:contain;background:#fff}
.ptable .th .no-image{width:64px;height:48px;min-height:48px;font-size:9px}
.ptable a.sku{font:500 14px var(--mono);color:var(--navy-2)}

/* каталог */
.cat-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px;align-items:start}
.filters{position:sticky;top:96px;display:flex;flex-direction:column;gap:28px}
.filters h4{margin:0 0 10px;font:500 12px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.fopt{display:flex;align-items:center;gap:10px;min-height:36px;font-size:15px;cursor:pointer}
.fopt input{width:18px;height:18px;accent-color:var(--navy)}
.fopt .n{margin-left:auto;font:500 12px var(--mono);color:var(--muted)}
.cat-top{display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:space-between;margin-bottom:20px}
.cat-search{display:flex;border:1px solid #b9c3cf;background:#fff;flex:1;min-width:260px;max-width:520px}
.cat-search input{flex:1;border:0;height:48px;padding:0 14px;font:16px var(--sans);min-width:0}
.cat-count{font:500 14px var(--mono);color:var(--muted)}
.active-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.active-filters button{border:1px solid var(--line);background:var(--soft);padding:6px 10px;font:14px var(--sans);cursor:pointer;min-height:36px}
.active-filters button::after{content:" ×";color:var(--muted)}
.active-filters .reset{background:none;border:0;text-decoration:underline;color:var(--navy-2)}
.active-filters .reset::after{content:""}
.view-toggle{display:flex;border:1px solid var(--line)}
.view-toggle button{border:0;background:#fff;padding:0 14px;min-height:44px;font:500 13px var(--sans);cursor:pointer;color:var(--muted)}
.view-toggle button[aria-pressed="true"]{background:var(--navy);color:#fff}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.pcard{border:1px solid var(--line);background:#fff;display:flex;flex-direction:column}
.pcard:hover{border-color:#9fb0c4}
.pcard .img{display:block;position:relative;aspect-ratio:4/3;background:#fff;border-bottom:1px solid var(--line-2);overflow:hidden}
.pcard .img img{width:100%;height:100%;object-fit:contain}
.pcard .img.image--position{background:#fafafb}
.pcard .img.image--empty{background:var(--well)}
.media-tag{position:absolute;left:10px;bottom:10px;padding:5px 7px;background:rgba(255,255,255,.94);border:1px solid var(--line);font:500 10px/1 var(--mono);letter-spacing:.04em;color:var(--muted);text-transform:uppercase}
.no-image{width:100%;height:100%;min-height:100%;display:flex;align-items:center;justify-content:center;text-align:center;font:500 12px/1.45 var(--mono);letter-spacing:.04em;color:var(--muted);background:linear-gradient(135deg,transparent 49.5%,#e4e8ed 50%,transparent 50.5%)}
.pcard .body{padding:12px 14px 14px;display:flex;flex-direction:column;gap:4px;flex:1}
.pcard .sku{font:500 13px var(--mono);color:var(--navy-2)}
.pcard h3{margin:0;font-size:15.5px;line-height:1.35;font-weight:600}
.pcard h3 a{color:var(--ink)}
.pcard .meta{font-size:13px;color:var(--muted)}
.pcard .row{margin-top:auto;padding-top:10px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.pcard .price{font-size:13px;color:var(--muted)}
.addq{border:1px solid var(--navy);background:#fff;color:var(--navy);font:600 13px var(--sans);padding:0 12px;min-height:36px;cursor:pointer}
.addq:hover{background:var(--navy);color:#fff}
.addq.in{background:var(--navy);color:#fff}
.plist{display:none}
.list-mode .pgrid{display:none}
.list-mode .plist{display:block}
.empty{border:1px dashed #b9c3cf;padding:32px;text-align:center;display:none}
.empty h3{margin:0 0 8px}

/* карточка детали */
.part{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:48px;align-items:start}
.part-media{border:1px solid var(--line);background:#fff;margin:0}
.part-media img{width:100%;aspect-ratio:4/3;object-fit:contain}
.part-media figcaption{border-top:1px solid var(--line-2);padding:10px 14px;font-size:13px;color:var(--muted)}
.part-media--empty{aspect-ratio:4/3;background:var(--well)}
.part h1{font-size:clamp(28px,3.2vw,40px);line-height:1.12;letter-spacing:-.015em;margin:10px 0 8px;font-weight:600}
.part .skuline{font:500 16px var(--mono);color:var(--navy-2)}
.part .badges{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0 22px}
.badge{border:1px solid var(--line);padding:6px 10px;font-size:14px;color:var(--navy);background:var(--well)}
.buy{border:1px solid var(--line);padding:20px;background:var(--well)}
.buy .qty{display:flex;gap:10px;align-items:stretch;flex-wrap:wrap}
.buy label{font-size:14px;color:var(--muted);display:block;margin-bottom:6px}
.buy input{width:110px;height:48px;border:1px solid #b9c3cf;padding:0 12px;font:16px var(--mono)}
.buy .btn{min-height:48px}
.buy p{margin:12px 0 0;font-size:14px;color:var(--muted)}
.spec2{width:100%;border-collapse:collapse;font-size:15px;margin-top:24px}
.spec2 th{width:40%;text-align:left;font-weight:500;color:var(--muted);padding:10px 0;border-bottom:1px solid var(--line-2);vertical-align:top}
.spec2 td{padding:10px 0;border-bottom:1px solid var(--line-2)}
.checks{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.check{border-top:2px solid var(--navy);padding-top:14px}
.check h3{margin:0 0 6px;font-size:16px}
.check p{margin:0;font-size:15px;color:var(--muted)}
.range-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:28px}
.range{padding:18px;border:1px solid var(--line);background:#fff;min-height:170px;display:flex;flex-direction:column}
.range .code{font:500 10px/1 var(--mono);letter-spacing:.1em;color:var(--navy-2);margin-bottom:10px}
.range h3{font-size:17px;line-height:1.25;margin:0 0 8px}
.range p{font-size:14px;color:var(--muted);margin:0 0 18px}
.range a{font:500 13px var(--mono);margin-top:auto;color:var(--navy-2)}
.source-catalogue{margin:34px 0 46px;padding:30px;border:1px solid var(--line);background:var(--well)}
.source-catalogue h2,.reference-divider h2{margin:6px 0 10px;font-size:28px}
.source-catalogue .range-grid{max-height:600px;overflow:auto;padding-right:6px}
.range--catalogue{min-height:188px;background:#fff}
.reference-divider{border-top:1px solid var(--line);padding-top:30px;margin:12px 0 24px}

/* раздел системы */
.sys-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
.sys-head .hero-media{aspect-ratio:3/2}
.chips2{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chips2 a{border:1px solid #3a4c66;color:#d8e0ea;padding:8px 12px;font-size:14px;min-height:40px;display:inline-flex;align-items:center}
.chips2 a:hover{text-decoration:none;border-color:var(--gold)}

/* список запроса */
.qtable td input.qn{width:96px;height:40px;border:1px solid #b9c3cf;padding:0 10px;font:15px var(--mono)}
.qtable .rm{border:0;background:none;color:var(--muted);text-decoration:underline;cursor:pointer;min-height:40px;font:14px var(--sans)}
.qempty{border:1px dashed #b9c3cf;padding:20px;color:var(--muted)}

/* качество */
.qc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.qc{border:1px solid #2a3d5c;padding:24px;border-top:2px solid var(--gold)}
.qc .code{font:500 12px/1 var(--mono);letter-spacing:.12em;color:var(--gold)}
.qc h3{color:#fff;margin:10px 0 6px;font-size:18px}
.qc p{margin:0;color:#b8c3d3;font-size:15px}

@media (max-width:1080px){
  .cat-layout{grid-template-columns:1fr}
  .filters{position:static;flex-direction:row;flex-wrap:wrap;gap:24px}
  .filters>div{min-width:220px;flex:1}
}
@media (max-width:980px){
  .hero2 .wrap,.part,.sys-head{grid-template-columns:1fr}
  .plat-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .checks,.qc-grid{grid-template-columns:1fr}
  .range-grid{grid-template-columns:1fr 1fr}
  .hdr-actions .btn{display:none}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  section{padding:48px 0}
  .plat{grid-template-columns:1fr}
  .plat .img{height:auto;aspect-ratio:3/2;border-right:0;border-bottom:1px solid var(--line-2)}
  .ptable .hide-s{display:none}
  .pgrid{grid-template-columns:1fr 1fr;gap:10px}
  .range-grid{grid-template-columns:1fr}
  .pcard .row{flex-direction:column;align-items:stretch}
  .search button{padding:0 14px}
}
.vh{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.page-head h1{color:#fff}
.pcard .row{flex-direction:column;align-items:stretch;gap:8px}
.pcard .addq{width:100%}
.qc-grid--4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1080px){.qc-grid--4{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.qc-grid--4{grid-template-columns:1fr}}
.wrap.narrow{max-width:820px}
.ptable .th{width:100px}
.ptable .th img{width:88px;height:66px}
.ptable .th .no-image{width:88px;height:66px;min-height:66px}
.rfq select{min-height:48px;padding:0 12px;border:1px solid var(--line);background:#fff;font:16px var(--sans)}
.cta--technical::after{content:none!important}
.sys-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.sys .body{padding:16px}
.sys h3{font-size:17px}
.sys p{font-size:14px}
@media (max-width:1120px){.sys-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){.sys-grid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.sys-grid{grid-template-columns:1fr}}
body{line-height:1.5}
.addq{min-height:44px}
.form-errors{display:none;border:2px solid #b3261e;background:#fdf1f0;color:#7a1712;padding:14px 16px;margin-bottom:8px;grid-column:1/-1}
.form-errors.on{display:block}
.f.err input,.f.err textarea{border-color:#b3261e}
.f .errmsg{color:#b3261e;font-size:14px;font-weight:500;display:block;margin-top:4px}
@media (max-width:640px){
  .ptable thead{display:none}
  .ptable,.ptable tbody{display:block}
  .ptable tr{display:grid;grid-template-columns:96px minmax(0,1fr);grid-template-areas:"th sku" "th nm" "add add";gap:2px 12px;padding:12px;border-bottom:1px solid var(--line-2)}
  .ptable td{border:0;padding:0}
  .ptable td.th{grid-area:th;width:auto}
  .ptable td:nth-child(2){grid-area:sku}
  .ptable td:nth-child(3){grid-area:nm;font-size:15px}
  .ptable td.hide-s{display:none}
  .ptable td:last-child:not(:nth-child(3)){grid-area:add;margin-top:8px}
  .ptable td:last-child .addq{width:100%}
  .tblwrap{overflow:visible}
  .qtable tr{grid-template-columns:60px minmax(0,1fr) auto;grid-template-areas:"th sku rm" "th nm nm" "qty qty qty";gap:2px 10px}
  .qtable td:nth-child(2){grid-area:sku}.qtable td:nth-child(3){grid-area:nm}.qtable td:nth-child(4){grid-area:qty}.qtable td:nth-child(5){grid-area:rm;margin:0}
}

[data-item][hidden]{display:none!important}

/* 28.09: фильтры сворачиваются на телефоне; кнопка Remove в списке запроса */
.fdet>summary{list-style:none;cursor:pointer}
.fdet>summary::-webkit-details-marker{display:none}
@media (max-width:640px){
  .filters{gap:8px}
  .filters>div{min-width:0;flex:1 1 45%}
  .fdet>summary h4{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line-2);padding:12px;margin:0}
  .fdet>summary h4::after{content:"+";font-size:16px}
  .fdet[open]>summary h4::after{content:"–"}
  .fdet[open]{padding-bottom:8px}
  .ptable.qtable td:nth-child(5){grid-area:rm;margin:0}
}

/* 30.09: в списке запроса — миниатюра карточки и примечание в каждой строке */
.qtable .th{width:92px}
.qtable .th a{display:block;line-height:0}
.qtable .th img{width:64px;height:56px;object-fit:contain;background:#fff}
.qtable .nm{min-width:220px}
.qtable .nm-t{display:block;color:var(--navy);font-weight:500}
.qtable .nm-t:hover{text-decoration:underline}
.qtable .note{display:block;box-sizing:border-box;width:100%;min-width:0;max-width:420px;height:36px;margin-top:6px;
  border:1px solid #cdd5df;background:#fff;padding:0 10px;font:14px var(--sans);color:var(--ink)}
.qtable .note::placeholder{color:#8a97a8}
.qtable .note:focus{border-color:var(--navy-2);outline:2px solid rgba(20,43,71,.18);outline-offset:0}
.qtable .note:not(:placeholder-shown){border-color:var(--gold-d);background:#fffdf7}
.qhint{margin:12px 0 0;font-size:13.5px;color:var(--muted)}
@media (max-width:640px){
  .qtable .th img{width:60px;height:60px}
  .qtable .nm{min-width:0}
  .qtable .note{max-width:none;height:40px;margin-top:8px;font-size:15px}
  .qtable td:nth-child(4){margin-top:8px}
}