@import url("/fonts/fonts.css");

/* Palette taken from the warehouse floor: polished concrete, pallet-rack blue uprights,
   orange rack beams, steel. Orange is reserved for the rack drawing and small markers. */
:root{
  color-scheme:light;
  --bg:#eceef0; --surface:#ffffff; --ink:#18222c; --muted:#56626d; --line:#d5dadf; --line2:#bcc4cb;
  --field:#f8f9fa; --field-line:#8b96a0;
  --blue:#1f4e8c; --blue-ink:#ffffff; --blue-soft:#e3ebf6; --blue-hover:#183f72;
  --beam:#e5641b; --wood:#c9a46c;
  --good:#24693f; --good-bg:#e2f0e7; --warn:#8f5a06; --warn-bg:#f8edd6; --bad:#a8352a; --bad-bg:#f7e4e1;
  --good-bar:#3b8a5a; --warn-bar:#d49a2a; --bad-bar:#c64a3c; --track:#e3e7ea; --star:#c27a0e;
  --r:6px; --r-sm:4px;
  --sans:"Fira Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --cond:"Fira Sans Condensed","Fira Sans",system-ui,sans-serif;
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#11171d; --surface:#18212a; --ink:#e4e9ee; --muted:#9aa6b1; --line:#2a3540; --line2:#3a4652;
  --field:#141c24; --field-line:#66737f;
  --blue:#86b4f0; --blue-ink:#0d1b2c; --blue-soft:#1c2c40; --blue-hover:#a6c8f4;
  --beam:#f08a4b; --wood:#a88654;
  --good:#7cc797; --good-bg:#15301f; --warn:#e3b25a; --warn-bg:#33280f; --bad:#f08b80; --bad-bg:#3b1c19;
  --good-bar:#5aae7b; --warn-bar:#d9a13a; --bad-bar:#e0685b; --track:#26313b; --star:#e3b25a;
}
*{box-sizing:border-box}
[hidden]{display:none !important}
html{-webkit-text-size-adjust:100%;scrollbar-color:var(--line2) var(--bg)}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 var(--sans);min-height:100vh;display:flex;flex-direction:column}
::selection{background:var(--blue);color:var(--blue-ink)}
input,textarea{caret-color:var(--blue)}
#app{flex:1}
.wrap{max-width:1200px;margin:0 auto;padding-left:16px;padding-right:16px}
h1,h2,h3{margin:0;line-height:1.15;font-family:var(--cond);font-weight:700;letter-spacing:-.005em}
h1{font-size:34px}
h2{font-size:21px;font-weight:600}
h3{font-size:17px;font-weight:600}
a{color:var(--blue);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
button{font:inherit;color:inherit}
p{margin:0 0 10px}
.muted{color:var(--muted)}
.num,.price,.bigprice,.tile b,td.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
input[type="checkbox"],input[type="radio"]{accent-color:var(--blue)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
@media (prefers-reduced-motion:reduce){*{transition:none !important;animation:none !important;scroll-behavior:auto !important}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid var(--line2);background:var(--surface);border-radius:var(--r-sm);padding:9px 15px;cursor:pointer;line-height:1.2;font-size:15px;font-weight:500;white-space:nowrap;text-decoration:none;color:var(--ink);transition:border-color .12s,background .12s}
.btn:hover{border-color:var(--ink)}
.btn.primary{background:var(--blue);border-color:var(--blue);color:var(--blue-ink)}
.btn.primary:hover{background:var(--blue-hover);border-color:var(--blue-hover)}
.btn.small{padding:6px 10px;font-size:14px}
.btn.icon{padding:8px 9px}
.btn.danger{color:var(--bad)}
.btn.danger:hover{border-color:var(--bad)}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:var(--bg)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn svg{width:17px;height:17px;flex:none}
.btn-row{display:flex;flex-wrap:wrap;gap:8px}
.linkbtn{background:none;border:0;padding:0;color:var(--blue);cursor:pointer;text-decoration:underline;text-underline-offset:.18em;font-size:inherit}

/* header */
.site-head{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.head-row{display:flex;align-items:center;gap:14px;min-height:60px}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);margin-right:10px}
.brand svg{width:30px;height:30px;flex:none}
.brand b{font-family:var(--cond);font-size:22px;font-weight:700;line-height:1}
.brand small{display:none}
.mainnav{display:flex;gap:2px;flex:1}
.mainnav a{padding:8px 11px;text-decoration:none;color:var(--ink);font-size:15px}
.mainnav a:hover{background:var(--bg)}
.mainnav a.on{color:var(--blue);font-weight:600;box-shadow:inset 0 -2px 0 var(--blue)}
.head-tools{display:flex;align-items:center;gap:8px}
.lang{display:inline-flex;border:1px solid var(--line2);border-radius:var(--r-sm);overflow:hidden}
.lang button{border:0;background:transparent;padding:6px 9px;font-size:13px;cursor:pointer;color:var(--muted)}
.lang button.on{background:var(--ink);color:var(--surface);font-weight:600}
.badge{display:inline-flex;align-items:center;justify-content:center;min-width:19px;height:19px;padding:0 5px;border-radius:10px;background:var(--beam);color:#fff;font-size:12px;font-weight:600;line-height:1}
.menu-btn{display:none}
.mobile-nav{display:none}
.demo-bar{background:var(--warn-bg);border-top:1px solid var(--line)}
.demo-bar-in{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;justify-content:space-between;padding-top:8px;padding-bottom:8px;font-size:14px}
.demo-bar-acts{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center}

/* home: search first */
.home-top{background:var(--surface);border-bottom:1px solid var(--line)}
.home-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:32px;align-items:end;padding-top:34px;padding-bottom:28px}
.home-top h1{font-size:52px;line-height:1;letter-spacing:-.02em}
.home-lead{color:var(--muted);font-size:17px;max-width:56ch;margin:12px 0 22px}
.home-search{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) minmax(0,1fr) auto;border:1px solid var(--ink);border-radius:var(--r);overflow:hidden;background:var(--surface)}
.home-search .fld{gap:0;padding:7px 12px 6px;border-right:1px solid var(--line)}
.home-search .fld label{font-size:12.5px;font-weight:500;color:var(--muted)}
.home-search .fld select,.home-search .fld input{border:0;padding:2px 0 3px;background:transparent;font-size:16px;font-weight:500;box-shadow:none;border-radius:0}
.home-search .fld select:focus,.home-search .fld input:focus{box-shadow:none;background:transparent}
.home-search .fld:focus-within{background:var(--blue-soft)}
.home-search .btn{border-radius:0;border:0;padding:0 26px;font-size:16px}
.home-alt{margin:12px 0 0;font-size:14.5px;color:var(--muted)}
.rack-art svg{display:block;width:100%;height:auto;max-height:250px}
.regions-index{margin:6px 0 26px}
.regions-index h2{margin-bottom:10px}
.regions-index ul{list-style:none;margin:0;padding:0;columns:4 200px;column-gap:24px}
.regions-index li{break-inside:avoid;padding:3px 0}
.regions-index button{background:none;border:0;padding:0;cursor:pointer;color:var(--ink);font-size:15.5px;text-align:left}
.regions-index button:hover{color:var(--blue);text-decoration:underline;text-underline-offset:.18em}
.regions-index button.on{color:var(--blue);font-weight:600}
.regions-index span{color:var(--muted);margin-left:6px;font-variant-numeric:tabular-nums}
.owner-strip{display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;justify-content:space-between;margin-top:36px;padding:22px 24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.owner-strip p{margin:6px 0 0;color:var(--muted);max-width:64ch}

/* page scaffolding */
.page{padding-top:24px;padding-bottom:44px}
.page.narrow{max-width:900px}
.page-head{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:flex-end;justify-content:space-between;margin-bottom:18px}
.page-head p{margin:6px 0 0;color:var(--muted);max-width:70ch}
.lead-text{color:var(--muted);font-size:17px;max-width:66ch;margin:10px 0 22px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;min-width:0}
.card > h2{margin-bottom:6px}
.card .desc{margin:0 0 14px;font-size:14px;color:var(--muted)}
.card-head{display:flex;flex-wrap:wrap;gap:6px 12px;align-items:baseline;justify-content:space-between;margin-bottom:12px}
.stack{display:grid;gap:16px;min-width:0}
.note{font-size:14px;color:var(--muted);margin:0}
.alert{font-size:14px;color:var(--bad);margin:10px 0 0;line-height:1.45}
.banner{padding:11px 15px;border-radius:var(--r);border:1px solid var(--warn-bar);background:var(--warn-bg);margin-bottom:16px}
.banner.bad{border-color:var(--bad-bar);background:var(--bad-bg)}
.banner.good{border-color:var(--good-bar);background:var(--good-bg)}
.banner.info{border-color:var(--line2);background:var(--blue-soft)}
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.empty p{margin:0 auto;max-width:46ch}
.loading{padding:40px 0;text-align:center;color:var(--muted)}
.back{display:inline-block;margin-bottom:12px;text-decoration:none}
.back:hover{text-decoration:underline}
.sub-h{margin:26px 0 12px}
.clip{margin:4px 0 0;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* forms */
.form{display:grid;gap:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.fld{display:flex;flex-direction:column;gap:5px;min-width:0}
.fld > label,.fld > .lbl{font-size:14.5px;font-weight:600;line-height:1.3}
.fld .hint{font-size:13px;color:var(--muted);line-height:1.35;font-weight:400}
input[type="text"],input[type="tel"],input[type="password"],input[type="number"],select,textarea{width:100%;font:inherit;font-size:16px;padding:9px 11px;border:1px solid var(--field-line);border-radius:var(--r-sm);background:var(--field);color:var(--ink);transition:border-color .12s,box-shadow .12s}
textarea{min-height:96px;resize:vertical;line-height:1.45}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--blue);background:var(--surface);box-shadow:0 0 0 3px var(--blue-soft)}
input.err,select.err,textarea.err{border-color:var(--bad);background:var(--bad-bg)}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.8}
.pw{position:relative}
.pw input{padding-right:46px}
.pw button{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:transparent;padding:6px;cursor:pointer;color:var(--muted)}
.pw button svg{width:20px;height:20px}
.form-err{color:var(--bad);font-weight:600;font-size:14.5px;margin:0}
.checks{display:flex;flex-wrap:wrap;gap:6px 8px}
.check{position:relative;cursor:pointer}
.check input{position:absolute;opacity:0;width:1px;height:1px}
.check span{display:inline-block;padding:5px 10px;border:1px solid var(--line2);border-radius:var(--r-sm);font-size:14px;background:var(--surface)}
.check input:checked + span{background:var(--ink);border-color:var(--ink);color:var(--surface)}
.check input:focus-visible + span{outline:2px solid var(--blue);outline-offset:2px}
.checklist{display:grid;gap:2px}
.checklist label{display:flex;gap:9px;align-items:center;padding:3px 0;font-size:15px;cursor:pointer}
.checklist input{width:17px;height:17px;margin:0;flex:none}
.filters legend{padding:0}
.roles{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.role{position:relative;cursor:pointer}
.role input{position:absolute;opacity:0}
.role div{border:1px solid var(--line2);border-radius:var(--r);padding:14px;height:100%;background:var(--surface)}
.role b{display:block;margin-bottom:3px}
.role small{color:var(--muted);font-size:14px;line-height:1.35;display:block}
.role input:checked + div{border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue);background:var(--blue-soft)}
.role input:focus-visible + div{outline:2px solid var(--blue);outline-offset:2px}
.auth{max-width:470px;margin:20px auto 0}
.auth h1{font-size:30px;margin-bottom:6px}
.demo-inline{margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.demo-inline .note{margin-bottom:10px}

/* demo chooser */
.demo-roles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.demo-role{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:18px;display:flex;flex-direction:column}
.demo-role ul{margin:10px 0 16px;padding-left:18px;color:var(--muted);flex:1}
.demo-role li{margin:4px 0}
.demo-role .btn{align-self:flex-start}

/* catalog */
.catalog{display:grid;grid-template-columns:240px minmax(0,1fr);gap:28px;align-items:start}
.filters{position:sticky;top:76px}
.filters .form{gap:18px}
.filters h3{font-size:15px;margin-bottom:6px;font-family:var(--sans);font-weight:600}
.filters summary{display:none}
.results-head{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;margin-bottom:14px}
.results-head b{font-family:var(--cond);font-size:20px;font-weight:600}
.results-head select{width:auto}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.wcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;position:relative;transition:border-color .12s}
.wcard:hover{border-color:var(--ink)}
.wcard:focus-within{outline:2px solid var(--blue);outline-offset:2px}
.thumb{aspect-ratio:4/3;background:var(--blue-soft);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.thumb > svg{width:56px;height:56px;color:var(--blue);opacity:.55}
.thumb > svg.rk,.gallery .main svg.rk{width:62%;height:auto;max-height:78%;opacity:1}
.tag{position:absolute;left:10px;top:10px;padding:1px 8px;background:var(--surface);color:var(--ink);border:1px solid var(--ink);border-radius:var(--r-sm);font-size:12.5px;font-weight:600}
.fav{position:absolute;z-index:2;right:8px;top:8px;width:36px;height:36px;border-radius:50%;border:0;background:var(--surface);color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center}
.fav svg{width:19px;height:19px}
.fav.on{color:var(--bad-bar)}
.wbody{padding:12px 14px 14px;display:flex;flex-direction:column;gap:3px;flex:1}
.wbody h3{font-size:18px;line-height:1.2}
.wbody h3 a{color:inherit;text-decoration:none}
.wbody h3 a::after{content:"";position:absolute;inset:0}
.wbody h3 a:focus-visible{outline:none}
.loc{font-size:14px;color:var(--muted);margin:0}
.price{font-size:14.5px;color:var(--muted);margin:6px 0 0}
.price b{font-family:var(--cond);font-size:25px;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin-right:3px}
.meta{font-size:14px;color:var(--ink);margin:0}
.feats{font-size:13.5px;color:var(--muted);margin:2px 0 0}
.signals{display:flex;flex-wrap:wrap;gap:4px 16px;font-size:14px;margin-top:auto;padding-top:8px}
.stars{display:inline-flex;align-items:center;gap:4px;color:var(--ink);white-space:nowrap}
.stars svg{width:15px;height:15px;color:var(--star)}
.effscore{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.effscore i{width:8px;height:8px;border-radius:50%;display:inline-block}
.effscore i.good{background:var(--good-bar)}
.effscore i.warn{background:var(--warn-bar)}
.effscore i.bad{background:var(--bad-bar)}
.chips{display:flex;flex-wrap:wrap;gap:5px}
.chip{display:inline-block;padding:2px 8px;border-radius:var(--r-sm);font-size:13px;background:var(--track);color:var(--ink);white-space:nowrap}
.chip.good{color:var(--good);background:var(--good-bg);font-weight:600}
.chip.warn{color:var(--warn);background:var(--warn-bg);font-weight:600}
.chip.bad{color:var(--bad);background:var(--bad-bg);font-weight:600}
.chip.info{color:var(--blue);background:var(--blue-soft);font-weight:500}
.chip.none{color:var(--muted);background:var(--track)}
.more-row{text-align:center;margin-top:18px}

/* detail */
.detail{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start}
.detail-side{position:sticky;top:76px;display:grid;gap:16px}
.gallery{border-radius:var(--r);overflow:hidden;background:var(--blue-soft)}
.gallery .main{aspect-ratio:16/9;max-height:460px;display:flex;align-items:center;justify-content:center}
.gallery .main.ph{aspect-ratio:auto;height:180px}
.gallery .main img{width:100%;height:100%;object-fit:cover}
.gallery .main svg{width:90px;height:90px;color:var(--blue);opacity:.5}
.thumbs{display:flex;gap:8px;padding:8px 0 0}
.thumbs button{border:2px solid transparent;padding:0;border-radius:var(--r-sm);overflow:hidden;width:78px;height:54px;cursor:pointer;background:none}
.thumbs button.on{border-color:var(--blue)}
.thumbs img{width:100%;height:100%;object-fit:cover;display:block}
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px 16px;margin:0}
.facts div{min-width:0}
.facts dt{font-size:13.5px;color:var(--muted)}
.facts dd{margin:0;font-family:var(--cond);font-size:20px;font-weight:600;font-variant-numeric:tabular-nums}
.bigprice{font-family:var(--cond);font-size:36px;font-weight:700;line-height:1.05;letter-spacing:-.01em}
.bigprice small{font-family:var(--sans);font-size:14.5px;font-weight:400;color:var(--muted);letter-spacing:0}
.calc-out{margin:10px 0 0;padding:10px 12px;border-radius:var(--r-sm);background:var(--bg);font-variant-numeric:tabular-nums}
.calc-out b{display:block;font-size:18px}
.desc-text{white-space:pre-line;max-width:70ch}
.eff{display:flex;gap:18px;align-items:center}
.gauge{width:92px;height:92px;flex:none}
.gauge text{font-family:var(--cond);font-weight:700}
.review{border-top:1px solid var(--line);padding:12px 0}
.review:first-child{border-top:0;padding-top:0}
.review-head{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:baseline;justify-content:space-between}
.review p{margin:4px 0 0;white-space:pre-line}
.star-input{display:inline-flex;flex-direction:row-reverse;gap:2px}
.star-input input{position:absolute;opacity:0;width:1px;height:1px}
.star-input label{color:var(--line2);cursor:pointer;padding:0 2px;line-height:0}
.star-input label svg{width:28px;height:28px}
.star-input input:checked ~ label,.star-input label:hover,.star-input label:hover ~ label{color:var(--star)}
.star-input input:focus-visible + label{outline:2px solid var(--blue);border-radius:4px}

/* cabinet */
.cab{display:grid;grid-template-columns:210px minmax(0,1fr);gap:26px;align-items:start}
.tabs{display:flex;flex-direction:column;gap:2px;position:sticky;top:76px}
.tabs a{padding:8px 12px;text-decoration:none;color:var(--ink);display:flex;justify-content:space-between;align-items:center;border-left:2px solid transparent}
.tabs a:hover{background:var(--surface)}
.tabs a.on{color:var(--blue);font-weight:600;border-left-color:var(--blue);background:var(--surface)}
.rows{display:grid;gap:10px}
.row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 16px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.row h3{font-size:17px}
.row .acts{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}
.row a.title{color:inherit;text-decoration:none}
.row a.title:hover{color:var(--blue);text-decoration:underline}
.thread-row{display:block;text-decoration:none;color:inherit}
.thread-row:hover{border-color:var(--ink)}
.thread-row .top{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;justify-content:space-between}
.unread-dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--beam)}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}
.tile{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;text-decoration:none;color:var(--ink)}
a.tile:hover{border-color:var(--ink)}
.tile b{display:block;font-family:var(--cond);font-size:30px;font-weight:700;line-height:1.1}
.tile span{font-size:14px;color:var(--muted)}
.tile-warn b{color:var(--beam)}

/* thread */
.thread{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:start}
.msgs{display:flex;flex-direction:column;gap:8px;max-height:58vh;overflow-y:auto;padding:4px 2px 4px 0}
.msg{max-width:78%;padding:9px 13px;border-radius:var(--r);background:var(--bg);white-space:pre-line;overflow-wrap:anywhere}
.msg.mine{align-self:flex-end;background:var(--blue-soft)}
.msg time{display:block;font-size:12px;color:var(--muted);margin-top:3px}
.composer{display:flex;gap:10px;margin-top:12px;align-items:flex-end}
.composer textarea{min-height:52px}

/* tables */
table{border-collapse:collapse;width:100%}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:13.5px;font-weight:600;color:var(--muted)}
td.r,th.r{text-align:right}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* footer, toast */
.site-foot{border-top:1px solid var(--line);background:var(--surface);margin-top:24px}
.foot-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:20px 40px;padding-top:24px;padding-bottom:28px}
.foot-nav{display:flex;flex-direction:column;gap:6px}
.foot-nav a{color:var(--ink);text-decoration:none}
.foot-nav a:hover{color:var(--blue);text-decoration:underline}
.foot-text{font-size:14px;color:var(--muted)}
.foot-text p{margin:0 0 6px;max-width:72ch}
.toast{position:fixed;left:50%;bottom:22px;transform:translate(-50%,16px);z-index:50;background:var(--ink);color:var(--surface);padding:10px 18px;border-radius:var(--r);font-size:15px;box-shadow:0 6px 20px rgba(12,20,28,.25);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s cubic-bezier(.2,.8,.2,1);max-width:calc(100% - 32px)}
.toast.on{opacity:1;transform:translate(-50%,0)}
.toast.bad{background:var(--bad);color:#fff}

/* ===== efficiency calculator ===== */
.calc-layout{display:grid;grid-template-columns:minmax(0,430px) minmax(0,1fr);gap:24px;align-items:start}
.calc-full{grid-column:1/-1}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:6px 14px}
.f{display:flex;flex-direction:column;min-width:0}
.f-head{display:flex;flex-direction:column}
@media screen{@supports (grid-template-rows:subgrid){
  .fields{row-gap:0}
  .fields > .f{display:grid;grid-row:span 3;grid-template-rows:subgrid;row-gap:0}
  .fields > .f input{margin-top:0}
  .fields > .f .parsed{margin-bottom:6px}
}}
.f label{font-size:14.5px;font-weight:600;line-height:1.3}
.f .hint{font-size:13px;line-height:1.35;color:var(--muted);margin:2px 0 6px}
.f input{margin-top:auto;font-variant-numeric:tabular-nums}
.f .parsed{min-height:18px;font-size:13px;line-height:18px;color:var(--muted)}
.f .parsed.perr{color:var(--bad);font-weight:600;line-height:1.35;padding-top:2px}
.f.wide{grid-column:1/-1}
.step-no{display:inline-block;min-width:22px;margin-right:6px;color:var(--muted);font-weight:500}
.pq{padding:11px 0;border-top:1px solid var(--line)}
.pq:first-of-type{border-top:0;padding-top:2px}
.pq p{margin:0 0 7px;font-size:15px;line-height:1.4}
.seg{display:inline-flex;border:1px solid var(--field-line);border-radius:var(--r-sm);overflow:hidden;background:var(--field)}
.seg label{position:relative;cursor:pointer}
.seg input{position:absolute;opacity:0;width:1px;height:1px;margin:0}
.seg span{display:block;padding:6px 13px;font-size:14px;line-height:1.3;border-left:1px solid var(--line2);white-space:nowrap}
.seg label:first-child span{border-left:0}
.seg label:hover span{background:var(--bg)}
.seg input:checked + span{background:var(--ink);color:var(--surface);font-weight:600}
.seg input:focus-visible + span{outline:2px solid var(--blue);outline-offset:-2px}
.errors{border-color:var(--bad);background:var(--bad-bg)}
.errors h2{color:var(--bad);margin-bottom:8px}
.errors ul{margin:0;padding-left:20px}
.score-top{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:flex-end;justify-content:space-between}
.sc-sub{margin:6px 0 0;color:var(--muted);font-size:14.5px}
.rating-word{font-size:30px}
.rating-word.good{color:var(--good)}
.rating-word.warn{color:var(--warn)}
.rating-word.bad{color:var(--bad)}
.score-num{font-family:var(--cond);font-weight:700;font-size:64px;line-height:.9;font-variant-numeric:tabular-nums;white-space:nowrap;letter-spacing:-.02em}
.score-num .of{font-size:20px;font-weight:600;color:var(--muted);margin-left:6px;letter-spacing:0}
.score .summary{margin:14px 0 0;max-width:62ch}
.score .cover{margin:6px 0 0;font-size:14px;color:var(--muted)}
.potential{margin:14px 0 0;padding:10px 14px;border-radius:var(--r-sm);background:var(--blue-soft);font-size:15px;line-height:1.45}
.scale{margin-top:18px}
.scale-bar{position:relative;display:flex;height:8px}
.scale-bar .z{height:100%}
.z.bad{background:var(--bad-bar)}
.z.warn{background:var(--warn-bar)}
.z.good{background:var(--good-bar)}
.marker{position:absolute;top:-6px;width:3px;height:20px;margin-left:-1.5px;background:var(--ink);box-shadow:0 0 0 2px var(--surface);transition:left .4s cubic-bezier(.2,.8,.2,1)}
.scale-labels{display:flex;margin-top:8px;font-size:13px;color:var(--muted);line-height:1.25}
.scale-labels span{padding-right:6px}
.scale-labels b{display:block;font-weight:400;font-variant-numeric:tabular-nums}
.save-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.areas{display:grid;gap:14px}
.part{display:grid;grid-template-columns:minmax(0,1fr) minmax(90px,1.15fr) 44px;gap:12px;align-items:center}
.part-name{font-size:15.5px;min-width:0;font-weight:600}
.part-name small{color:var(--muted);font-size:13px;font-weight:400;white-space:nowrap;margin-left:4px}
.part b{text-align:right;font-family:var(--cond);font-size:18px;font-variant-numeric:tabular-nums;font-weight:600}
.area.skip .part-name,.area.skip b{color:var(--muted);font-weight:400}
.area-kpis{margin:3px 0 0;font-size:13.5px;line-height:1.45;color:var(--muted)}
.area-kpis span{white-space:nowrap}
.bar{height:6px;background:var(--track);overflow:hidden}
.bar i{display:block;height:100%;transition:width .4s cubic-bezier(.2,.8,.2,1)}
.bar i.good,.dot.good{background:var(--good-bar)}
.bar i.warn,.dot.warn{background:var(--warn-bar)}
.bar i.bad,.dot.bad{background:var(--bad-bar)}
.recs{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.recs > li{border:1px solid var(--line);background:var(--surface);border-radius:var(--r);padding:12px 16px}
.recs > li.bad{background:var(--bad-bg);border-color:transparent}
.recs > li.warn{background:var(--warn-bg);border-color:transparent}
.rec-head{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:baseline;justify-content:space-between}
.rec-head b{font-weight:600}
.gain{font-family:var(--cond);font-size:18px;font-weight:700;color:var(--good);white-space:nowrap;font-variant-numeric:tabular-nums}
.rec-meta{margin:2px 0 0;font-size:14px;color:var(--muted);font-variant-numeric:tabular-nums}
.steps{margin:8px 0 0;padding-left:18px}
.steps li{margin:5px 0 0}
.steps li::marker{color:var(--muted)}
.kt td{font-size:15px}
.kt .grp td{padding:16px 10px 6px;font-family:var(--cond);font-weight:600;font-size:16px;border-bottom:1px solid var(--line2)}
.kt .v{font-weight:600;font-variant-numeric:tabular-nums;text-align:right}
.kt .t{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap}
.kt .s{text-align:right;font-variant-numeric:tabular-nums}
.kt .why{display:block;font-size:13.5px;color:var(--muted)}
.kt tr.skip .k{color:var(--muted)}
.kt .lbl{display:none}
details.how summary{cursor:pointer;font-family:var(--cond);font-weight:600;font-size:21px}
details.how[open] summary{margin-bottom:12px}
details.how p{margin:10px 0;max-width:72ch}
.formula{margin:10px 0;padding:12px 14px;border-radius:var(--r-sm);background:var(--bg);font-family:ui-monospace,"Cascadia Mono",Consolas,"DejaVu Sans Mono",monospace;font-size:14px;overflow-x:auto;white-space:nowrap}
.how-tbl{margin-top:8px;font-size:14px}
.how-tbl .grp td{padding:12px 10px 5px;font-weight:600;border-bottom:1px solid var(--line2)}
.how-tbl td{vertical-align:top}
.hist{min-width:900px;font-size:14.5px}
.hist td{white-space:nowrap;font-variant-numeric:tabular-nums}
.hist th{white-space:nowrap}
.arw{font-size:12px;margin-left:3px}
.arw.up{color:var(--good)}
.arw.down{color:var(--bad)}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}
.acts{display:flex;gap:6px}
dialog{border:1px solid var(--line2);border-radius:var(--r);padding:20px;background:var(--surface);color:var(--ink);width:min(640px,calc(100% - 32px))}
dialog::backdrop{background:rgba(12,20,28,.4)}
dialog textarea{height:320px;margin:10px 0 14px;font:14px/1.5 ui-monospace,Consolas,"DejaVu Sans Mono",monospace}

/* responsive */
@media (max-width: 1000px){
  .mainnav,.head-tools .hide-sm{display:none}
  .menu-btn{display:inline-flex}
  .mobile-nav{display:block;border-top:1px solid var(--line)}
  .mobile-nav[hidden]{display:none !important}
  .mobile-nav nav{display:grid;gap:2px;padding:8px 0 12px}
  .mobile-nav a{padding:10px 8px;text-decoration:none;color:var(--ink)}
  .mobile-nav a.on{color:var(--blue);font-weight:600}
  .head-tools{margin-left:auto}
  .detail,.thread{grid-template-columns:minmax(0,1fr)}
  .detail-side{position:static}
  .catalog{grid-template-columns:minmax(0,1fr)}
  .filters{position:static;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px}
  .filters summary{display:flex;cursor:pointer;font-weight:600;justify-content:space-between;align-items:center}
  .filters:not([open]) > .form{display:none}
  .filters[open] summary{margin-bottom:12px}
  .home-grid{grid-template-columns:minmax(0,1fr)}
  .rack-art{display:none}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width: 920px){
  .calc-layout{grid-template-columns:minmax(0,1fr)}
  .cab{grid-template-columns:minmax(0,1fr)}
  .tabs{position:static;flex-direction:row;overflow-x:auto;gap:4px;padding-bottom:4px;border-bottom:1px solid var(--line)}
  .tabs a{white-space:nowrap;border-left:0;border-bottom:2px solid transparent}
  .tabs a.on{border-bottom-color:var(--blue);background:transparent}
  .demo-roles{grid-template-columns:minmax(0,1fr)}
  .foot-in{grid-template-columns:minmax(0,1fr)}
  .foot-nav{flex-direction:row;flex-wrap:wrap;gap:6px 18px}
}
@media (max-width: 640px){
  h1{font-size:28px}
  .home-top h1{font-size:40px}
  .home-grid{padding-top:22px;padding-bottom:20px}
  .home-search{grid-template-columns:1fr 1fr}
  .home-search .fld:first-child{grid-column:1/-1;border-right:0;border-bottom:1px solid var(--line)}
  .home-search .fld:nth-child(3){border-right:0}
  .home-search .btn{grid-column:1/-1;padding:12px;border-top:1px solid var(--line)}
  .card{padding:16px}
  .grid2,.grid3,.roles{grid-template-columns:minmax(0,1fr)}
  .row{grid-template-columns:minmax(0,1fr)}
  .row .acts{justify-content:flex-start}
  .score-num{font-size:52px}
  .rating-word{font-size:25px}
  .areas{gap:16px}
  .part{grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"name score" "bar bar";gap:6px 12px}
  .part-name{grid-area:name}
  .part .bar{grid-area:bar}
  .part b{grid-area:score}
  .msg{max-width:92%}
  .owner-strip{padding:18px}
}
@media screen and (max-width: 640px), screen and (min-width: 921px) and (max-width: 1150px){
  .kt thead{display:none}
  .kt tr:not(.grp){display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 12px;padding:10px 0;border-bottom:1px solid var(--line)}
  .kt tr:not(.grp) td{border:0;padding:0}
  .kt td.k{grid-column:1/-1;font-weight:600}
  .kt td.v{text-align:left}
  .kt td.t{text-align:right}
  .kt td.s{text-align:left}
  .kt td.h{text-align:right}
  .kt .lbl{display:inline;color:var(--muted);font-weight:400;font-size:13px;margin-right:4px}
  .kt .grp td{display:block;padding-left:0}
}
@media (max-width: 400px){
  .fields{grid-template-columns:minmax(0,1fr)}
  .btn{padding:8px 12px}
  .seg span{padding:6px 10px}
  .lang button{padding:6px 7px}
}
@media print{
  :root,:root[data-theme="dark"]{color-scheme:light;--bg:#fff;--surface:#fff;--ink:#111;--muted:#555;--line:#ddd;--line2:#bbb;--field:#fff;--field-line:#ccc;--blue:#1f4e8c;--blue-ink:#fff;--blue-soft:#e3ebf6}
  .site-head,.site-foot,.no-print{display:none !important}
  .calc-layout{display:flex;flex-direction:column;gap:0}
  #calc-results{order:-1}
  .card{margin-bottom:10px;padding:12px;border:1px solid #ccc}
  .score,.part,.area,.recs > li,.kt tr,.f,.pq{break-inside:avoid}
  .fields{grid-template-columns:repeat(4,minmax(0,1fr))}
  .f .hint,.f .parsed,.card .desc{display:none}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}