/* Tracely — стили. Макет «Студия»: графит, студийная заливка, акцент — латунь, шрифты IBM Plex (vendor/fonts). */
:root{
  --bg:#15191d;--panel:#1b2126;--field:#20272d;--hover:#252f35;--selected:#2b383e;
  --text:#e5e9e2;--muted:#a2ada6;--line:#354047;--line-soft:#2a3339;
  --accent:#c8ad7e;--accent-hover:#d6bf95;--accent-ink:#1c211e;--accent-soft:#2b2a23;
  --danger:#e8907f;--danger-soft:#3a2420;--ok:#a6c79c;--warn:#d9b877;--warn-soft:#2f2a1d;
  --sans:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;--mono:'IBM Plex Mono',ui-monospace,'SFMono-Regular',Menlo,Consolas,monospace;
  --gut:34px;
  /* прежние имена — для login.css и встроенных стилей */
  --surface:var(--panel);--surface2:var(--field);--brand:var(--accent);--brand-hover:var(--accent-hover);--brand-ink:var(--accent-ink);--brand-soft:var(--accent-soft);
  --radius:0;--radius-sm:0;--shadow:none;
  color-scheme:dark;
}
@media (max-width:600px){:root{--gut:20px}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 var(--sans);overflow-x:hidden;min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
main{flex:1}
img,svg{max-width:100%}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:4px}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:400;letter-spacing:-.02em;line-height:1.15}
h1{font-size:clamp(30px,4vw,44px);letter-spacing:-1px}
h2{font-size:clamp(20px,2.4vw,24px)}
h3{font-size:15px;font-weight:500;letter-spacing:0}
h4{font-size:14px;font-weight:500;letter-spacing:0}
p{margin:0 0 1em}
.mono,.eyebrow{font-family:var(--mono)}
.eyebrow{font-size:11px;line-height:1.5;color:var(--muted);letter-spacing:1px;text-transform:uppercase;margin:0 0 14px}
.wrap{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--gut)}
.narrow{max-width:560px}
.page{padding-top:32px;padding-bottom:56px}
.page-title{margin:0 0 26px;font-size:clamp(28px,3.4vw,37px)}
.muted,.hint{color:var(--muted);font-size:13px}
.hide{display:none!important}
.err{color:var(--danger);font-size:13px}
.ok{color:var(--ok);font-size:13px}
.err:empty,.ok:empty,.hint:empty{display:none}
.nowrap{white-space:nowrap}

/* шапка */
.site{position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}
#hdr{min-height:79px}
.site .wrap{display:flex;align-items:stretch;gap:38px;min-height:79px;max-width:none}
.brand{display:flex;align-items:center;line-height:0}.brand img{display:block;height:32px;width:auto}
.brand:hover{text-decoration:none}
.nav{display:flex;align-items:stretch;gap:25px}
.nav a{position:relative;display:flex;align-items:center;padding:14px 0;color:var(--muted);font-size:13px}
.nav a:hover{color:var(--text);text-decoration:none}
.nav a[aria-current=page]{color:var(--text)}
.nav a[aria-current=page]::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent)}
.hdr-note{margin-left:auto;align-self:center;font:11px/1.6 var(--mono);color:var(--muted);text-align:right;text-transform:uppercase;white-space:pre-line;letter-spacing:.5px}
.hdr-right{display:flex;align-items:center;gap:8px;min-width:150px;justify-content:flex-end}
.hdr-note+.hdr-right{margin-left:0}
.hdr-right>.btn,.hdr-right>.umenu,.umenu-btn{width:100%}
.umenu{position:relative}
.umenu-btn{display:block;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.umenu-list{position:absolute;right:0;top:calc(100% + 6px);min-width:200px;max-width:calc(100vw - 32px);background:var(--panel);border:1px solid var(--line);padding:4px 0;display:flex;flex-direction:column;z-index:30;box-shadow:0 12px 32px rgba(0,0,0,.4)}
.umenu-list.hide{display:none}
.umenu-list a{padding:11px 16px;color:var(--text);font-size:13px}
.umenu-list a:hover{background:var(--hover);text-decoration:none}
.umenu-out{border-top:1px solid var(--line);margin-top:4px;color:var(--muted)!important}
@media (max-width:1000px){.hdr-note{display:none}.hdr-right,.hdr-note+.hdr-right{margin-left:auto}}
@media (max-width:760px){.site .wrap{gap:0 18px;min-height:0;flex-wrap:wrap;align-items:center}#hdr{min-height:104px}.brand{order:1;min-height:56px}.brand img{height:28px}.hdr-right,.hdr-note+.hdr-right{order:2;margin-left:auto;min-width:0}.nav{order:3;flex:0 0 100%;gap:20px;overflow-x:auto;white-space:nowrap;scrollbar-width:none;min-height:44px}.nav::-webkit-scrollbar{display:none}.nav a.nh{display:none}.umenu-btn{max-width:130px}}

/* кнопки и поля */
.btn,button{font:inherit;cursor:pointer}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:42px;padding:10px 16px;border:1px solid var(--line);background:transparent;color:var(--text);font-size:13px;font-weight:500;line-height:1.2;transition:background .15s,border-color .15s,color .15s}
.btn:hover{background:var(--hover);text-decoration:none}
.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}
.btn-danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 55%,transparent)}
.btn-danger:hover{background:var(--danger-soft)}
.btn-ghost{border-color:transparent}
.btn-sm{min-height:36px;padding:7px 12px;font-size:12px}
.btn-lg{min-height:48px;padding:12px 22px;font-size:14px}
.btn-go{justify-content:space-between;width:100%;min-height:47px}
.btn-go svg{width:17px;height:17px;flex:none}
.btn:disabled,.btn[aria-disabled=true]{opacity:.45;cursor:not-allowed}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.langsw{display:inline-flex;gap:2px}
.langsw button{border:0;background:transparent;color:var(--muted);padding:6px 8px;min-height:32px;font:11px var(--mono)}
.langsw button.on{color:var(--text);box-shadow:inset 0 -1px 0 var(--accent)}
input,select,textarea{font:inherit;font-size:14px;color:var(--text);background:var(--field);border:1px solid var(--line);border-radius:0;padding:9px 11px;width:100%;min-height:42px;max-width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:0}
input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
select{appearance:none;-webkit-appearance:none;padding-right:34px;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 17px) 50%,calc(100% - 12px) 50%;background-size:5px 5px;background-repeat:no-repeat}
textarea{resize:vertical;min-height:90px;line-height:1.5}
input[type=checkbox],input[type=radio]{width:auto;min-height:0;accent-color:var(--accent)}
input[type=checkbox]{width:16px;height:16px;margin:0;flex:none}
input:disabled,select:disabled,textarea:disabled{opacity:.55}
label.f{display:flex;flex-direction:column;gap:7px;font-size:12px;color:var(--muted);min-width:0}
label.f>*:not(span.lt){color:var(--text)}
.fgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px 18px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.stack>*+*{margin-top:12px}
@media (max-width:600px){input,select,textarea{font-size:16px;min-height:44px}.btn{min-height:44px}.btn-sm{min-height:40px}}

/* карточки, бейджи, вкладки */
.card{background:var(--panel);border:1px solid var(--line);padding:24px;min-width:0}
.card+.card{margin-top:16px}
.card h3{margin-bottom:16px}
.card.dis{opacity:.55}
.cgrid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.cgrid .card+.card{margin-top:0}
.badge{display:inline-block;padding:3px 8px;font:11px/1.4 var(--mono);letter-spacing:.3px;border:1px solid var(--line);color:var(--muted);white-space:nowrap}
.badge[data-s=paid],.badge[data-s=answered]{border-color:var(--accent);color:var(--accent)}
.badge[data-s=in_production],.badge[data-s=open],.badge[data-s=new]{border-color:color-mix(in srgb,var(--warn) 60%,transparent);color:var(--warn)}
.badge[data-s=shipped],.badge[data-s=delivered]{border-color:color-mix(in srgb,var(--ok) 60%,transparent);color:var(--ok)}
.badge[data-s=cancelled],.badge[data-s=closed]{border-color:color-mix(in srgb,var(--danger) 55%,transparent);color:var(--danger)}
.tabs{display:flex;gap:25px;flex-wrap:wrap;margin:0 0 22px;border-bottom:1px solid var(--line);width:100%}
.tabs button{position:relative;border:0;background:transparent;color:var(--muted);padding:12px 0;min-height:44px;font-size:13px}
.tabs button:hover{color:var(--text)}
.tabs button.on{color:var(--text)}
.tabs button.on::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--accent)}
.sec-title{font-size:18px;margin:4px 0 14px}
@media (max-width:600px){.tabs{gap:0 18px}.tabs button{padding:10px 0}}

/* главная */
.hero{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:40px;padding-top:41px;padding-bottom:34px}
.hero h1{font-size:clamp(36px,4.6vw,59px);line-height:1.05;letter-spacing:-1.9px;margin:0}
.hero h1 .dim{color:var(--muted)}
.specs{display:flex;flex-wrap:wrap;gap:8px 23px;margin:24px 0 0;font:11px/1.5 var(--mono);color:var(--muted)}
.specs b{font-weight:400;color:var(--text)}
.intro{align-self:end}
.intro p{color:var(--muted);line-height:1.7;margin:0 0 22px}
.viewer{border-top:1px solid var(--line)}
.viewer-head{display:flex;justify-content:space-between;gap:15px;padding:14px 22px;background:var(--panel);border-bottom:1px solid var(--line);font-size:12px}
.viewer-head .mono{color:var(--muted);font-size:11px;text-transform:uppercase;text-align:right}
.viewer-note{margin:0;padding:10px 22px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}
.process{display:grid;grid-template-columns:1.15fr 1fr 1fr 1fr;gap:30px;padding-top:29px;padding-bottom:34px;border-top:1px solid var(--line);max-width:none}
.process h2{font-size:23px;line-height:1.2;letter-spacing:-.5px;margin:0;white-space:pre-line}
.process article{border-left:1px solid var(--line);padding-left:20px}
.process small{font:11px var(--mono);color:var(--accent);text-transform:uppercase}
.process h3{font-size:14px;margin:8px 0 5px}
.process p{font-size:12px;color:var(--muted);margin:0;line-height:1.6}
.faqs{border-top:1px solid var(--line);padding-top:29px;padding-bottom:40px;display:grid;grid-template-columns:1.15fr 3fr;gap:30px;max-width:none}
.faqs h2{font-size:23px;margin:0}
details.faq{border-bottom:1px solid var(--line)}
details.faq:first-of-type{border-top:1px solid var(--line)}
details.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;padding:14px 0;min-height:44px;font-size:14px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";font-family:var(--mono);color:var(--accent)}
details.faq[open] summary::after{content:"−"}
details.faq p{color:var(--muted);font-size:13px;margin:0 0 14px;max-width:70ch}
@media (max-width:900px){.hero{grid-template-columns:minmax(0,1fr) 235px;gap:27px}.process{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.process h2{grid-column:1/-1}.faqs{grid-template-columns:1fr;gap:16px}}
@media (max-width:600px){.hero{display:block;padding-top:29px;padding-bottom:24px}.hero h1{font-size:39px;letter-spacing:-1.2px}.intro{margin-top:25px}.viewer-head{padding:13px 16px;flex-direction:column;gap:3px}.viewer-head .mono{text-align:left}.process{grid-template-columns:1fr;gap:23px}.process h2{grid-column:auto}.viewer-note{padding:11px 16px}}

/* 3D-плата по слоям */
.lab{--lab-scene:#242b31;--lab-scene-ink:#dbe4d9;--lab-scene-sub:#b9c8ba;--lab-scene-control:#29343a;--lab-scene-line:#99aa995c;background:var(--bg);display:flex;flex-direction:column}
.lab-main{display:grid;grid-template-columns:minmax(0,1fr) 242px}
.lab-viewport{min-height:540px;min-width:0;position:relative;background:var(--lab-scene);touch-action:pan-y;overflow:hidden}
.lab-viewport canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y}
.lab-scene-top{position:absolute;top:20px;left:22px;right:22px;display:flex;justify-content:space-between;gap:16px;z-index:2;color:var(--lab-scene-ink);pointer-events:none;font:11px var(--mono);letter-spacing:.6px;text-transform:uppercase}
.lab-orientation{position:absolute;left:20px;bottom:18px;display:flex;gap:4px;z-index:2}
.lab-orientation button{min-height:36px;border:1px solid var(--lab-scene-line);color:var(--lab-scene-ink);background:var(--lab-scene-control);padding:7px 10px;font-size:11px}
.lab-orientation button[aria-pressed=true]{background:var(--lab-scene-ink);color:var(--lab-scene-control);border-color:var(--lab-scene-ink)}
.lab-gesture{position:absolute;right:20px;bottom:25px;color:var(--lab-scene-sub);font-size:11px;pointer-events:none;max-width:210px;text-align:right}
.lab-loading{position:absolute;inset:0;display:grid;place-content:center;padding:30px;color:var(--lab-scene-ink);text-align:center;font-size:13px;z-index:3;background:var(--lab-scene)}
.lab>.lab-loading{position:static;min-height:300px}
.lab-loading[hidden]{display:none}
.lab-ltxt{white-space:nowrap}.dots{display:inline-block;width:1.2em;text-align:left}.dots i{font-style:normal;animation:dot 1.2s infinite both}.dots i:nth-child(2){animation-delay:.2s}.dots i:nth-child(3){animation-delay:.4s}
@keyframes dot{0%,20%{opacity:0}40%,100%{opacity:1}}
@media (prefers-reduced-motion:reduce){.dots i{animation:none}}
.wait .lab-viewport .lab-loading[hidden]{display:grid}
.lab-note{position:absolute;top:44px;left:22px;right:22px;z-index:2;color:var(--accent);font:11px/1.4 var(--mono);pointer-events:none}.lab-note:empty{display:none}
.lab-debug{padding:12px 16px;border-top:1px solid var(--line);font:11px/1.5 var(--mono);color:var(--muted);overflow-wrap:anywhere}.lab-debug-row{display:flex;flex-wrap:wrap;gap:10px;margin:8px 0}.lab-debug figure{margin:0}.lab-debug canvas{display:block;width:160px}
.lab-sidebar{padding:20px 18px;border-left:1px solid var(--line);min-width:0;background:var(--panel);max-height:640px;overflow:auto}
.lab-sidebar-heading{display:flex;align-items:baseline;justify-content:space-between;gap:10px;margin-bottom:13px}
.lab-sidebar-heading h2{font-size:18px;letter-spacing:-.4px;margin:0}
.lab-sidebar-heading span{font:10px var(--mono);color:var(--muted)}
.lab-layers{display:grid;border-top:1px solid var(--line)}
.lab-layer{display:flex;align-items:center;gap:9px;text-align:left;width:100%;min-height:32px;padding:5px 4px;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--text);transition:background .2s}
.lab-layer:hover{background:var(--hover)}
.lab-layer[aria-pressed=true]{background:var(--selected)}
.lab-layer-index{font:9px var(--mono);color:var(--muted);min-width:16px}
.lab-material{height:7px;width:16px;flex:none;background:var(--material);border:1px solid #7b8b7440}
.lab-layer-name{font-size:11px}
.lab-layer-arrow{margin-left:auto;font-size:12px;opacity:0}
.lab-layer[aria-pressed=true] .lab-layer-arrow{opacity:1}
.lab-detail{margin-top:17px;min-height:62px}
.lab-detail h3{font-size:14px;line-height:1.3;margin:0 0 6px}
.lab-detail p{font-size:11px;line-height:1.55;color:var(--muted);margin:0}
.lab-isolate{display:flex;align-items:center;gap:8px;padding-top:8px;font-size:11px;min-height:36px;cursor:pointer}
.lab-controls{display:grid;grid-template-columns:190px minmax(150px,1fr) auto;align-items:center;gap:26px;padding:16px 22px;border-top:1px solid var(--line)}
.lab-toggle{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 15px;border:0;background:var(--accent);color:var(--accent-ink);min-height:44px;font-size:12px;width:100%}
.lab-toggle:hover{background:var(--accent-hover)}
.lab-range-label{display:flex;justify-content:space-between;gap:12px;font-size:11px;margin-bottom:7px;color:var(--muted)}
.lab-range-label output{font:10px var(--mono);color:var(--text)}
.lab-range input{width:100%;display:block;accent-color:var(--accent);height:18px;min-height:0;margin:0;padding:0;border:0;background:none}
.lab-btns{display:flex;gap:6px;align-items:center}
.lab-reset{border:1px solid transparent;background:transparent;color:var(--muted);font-size:11px;padding:8px 10px;min-height:38px}
.lab-reset:hover{color:var(--text)}
.lab-stencil{border-color:var(--line)}
.lab-stencil[aria-pressed=true]{border-color:#b9bdc1;background:#b9bdc1;color:#111}
@media (max-width:760px){.lab-main{grid-template-columns:minmax(0,1fr) 218px}.lab-gesture{display:none}.lab-controls{grid-template-columns:175px 1fr auto;gap:18px;padding:16px 20px}}
@media (max-width:600px){.lab-main{grid-template-columns:1fr}.lab-viewport{min-height:370px}.lab-sidebar{border-left:0;border-top:1px solid var(--line);padding:18px 16px;max-height:none}
  .lab-layers{grid-template-columns:1fr 1fr;column-gap:14px}.lab-layer{min-height:44px;gap:7px;padding:9px 3px}.lab-layer-arrow{display:none}.lab-isolate{min-height:44px;font-size:12px}
  .lab-controls{grid-template-columns:minmax(0,1fr) auto;gap:17px 10px;padding:16px}.lab-toggle{grid-column:1/-1;grid-row:1}.lab-scene-top{left:16px;right:16px;font-size:10px}.lab-note{left:16px;right:16px;top:40px}.lab-orientation button{min-height:40px}.lab-btns{grid-column:1/-1}.lab-reset{min-height:44px}}

/* калькулятор */
.c-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:24px}
.c-head .page-title{margin:0}
.c-steps{display:flex;gap:19px;margin:0;padding:0;list-style:none;font-size:12px;color:var(--muted)}
.c-steps li.on{color:var(--accent)}.c-steps a{color:inherit;text-decoration:none}.ctype{margin-left:10px;color:var(--accent);text-decoration:none}.ctype:hover{text-decoration:underline}
.btypes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line)}
.btype{display:flex;flex-direction:column;gap:12px;padding:28px 24px;min-height:240px;color:var(--text);text-decoration:none;background:var(--panel);border-left:1px solid var(--line);transition:background .2s}.btype:first-child{border-left:0}
.btype:hover,.btype:focus-visible{background:var(--hover)}.btype-img{display:block;width:calc(100% + 48px);max-width:none;height:auto;aspect-ratio:16/10;object-fit:cover;margin:-28px -24px 6px;background:#242b31;border-bottom:1px solid var(--line);transition:transform .3s}.btype:hover .btype-img{transform:scale(1.02)}.btype{overflow:hidden}.btype h2{font-size:20px;margin:0;letter-spacing:-.3px}.btype p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}
.btype-go{margin-top:auto;display:flex;align-items:center;justify-content:space-between;color:var(--accent);font-size:13px;min-height:44px;border-top:1px solid var(--line);padding-top:12px}.btype-go svg{width:18px;height:18px}
@media (max-width:760px){.btypes{grid-template-columns:1fr}.btype{border-left:0;border-top:1px solid var(--line);min-height:0}.btype:first-child{border-top:0}}.c-steps a:hover{color:var(--text)}.c-steps li.done{color:var(--text)}
.chk-item{border-top:1px solid var(--line);padding:18px 0}
.chk-head{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap}.chk-head h4{margin:0;font-size:16px}.chk-head b{margin-left:auto;font:15px var(--mono);font-weight:400;white-space:nowrap}
.chk-thumbs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}.chk-thumbs img{max-height:46vh;object-fit:contain;cursor:zoom-in}
.chk-params{display:grid;grid-template-columns:1fr 1fr;gap:8px 32px;margin-top:16px}.chk-thumbs figure{margin:0}.chk-thumbs figcaption{font:10px var(--mono);color:var(--muted);text-transform:uppercase;margin-bottom:4px}.chk-thumbs img{width:100%;display:block;background:#f1f0ea}
.chk-total{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:16px}.chk-total .price{white-space:nowrap;margin:0}
.ostep-nav{justify-content:space-between;align-items:center;margin-top:20px;gap:12px;flex-wrap:wrap}.ostep-top{margin:0 0 18px}.ostep-nav .btn-go{width:auto;flex:0 1 320px}
@media (max-width:760px){.chk-params{grid-template-columns:1fr}}
.calc{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:0;border:1px solid var(--line);align-items:stretch}
.calc>.mcol{padding:24px;min-width:0}
.calc .mcol .card{background:transparent;border:0;border-top:1px solid var(--line);padding:22px 0 0}
.calc .mcol .card+.card{margin-top:22px}
.calc .mcol .tabs+div>.card:first-child{border-top:0;padding-top:0}
.sumcard{border:0;border-left:1px solid var(--line);background:var(--panel);padding:24px;display:flex;flex-direction:column}
.sumcard>div:first-of-type{position:sticky;top:96px}
.sumcard h3{font-size:15px;margin-bottom:17px}
.calc>.gcol{grid-column:1/-1;border-top:1px solid var(--line);min-width:0}
.calc>.gcol .card{border:0;margin:0}
#gcard{border-bottom:1px solid var(--line)!important}
#gcard:has(#prev:empty),.calc.nog #gcard{display:none}
.chk .xp{margin-left:auto;font:11px var(--mono);font-weight:400;color:var(--accent);white-space:nowrap}.chk .xp:empty{display:none}
/* широкий экран: плата слева всегда на виду, параметры — узкой колонкой справа, цена — полосой снизу */
@media (min-width:1100px){
  .calc{grid-template-columns:minmax(0,1fr) 470px}
  .calc>.gcol{grid-column:1;grid-row:1;align-self:start;position:sticky;top:80px;max-height:calc(100vh - 92px - var(--sumh,130px));margin-bottom:var(--sumh,130px);overflow:auto;border-top:0;border-right:1px solid var(--line)}
  .calc>.mcol{grid-column:2;grid-row:1}
  .gcol #prev img{max-height:max(120px,calc((100vh - 242px - var(--sumh,130px)) / 2))}  /* ВЕРХ и НИЗ друг под другом помещаются в липкую колонку целиком */
  .gcol #gcard{padding:12px 24px}
  .calc .fgrid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}.calc .flags{grid-template-columns:1fr}
  .gcol .lab-main{height:max(280px,calc(100vh - 500px))}.gcol .lab-viewport{min-height:0}.gcol .lab-sidebar{max-height:none;min-height:0}
  .gcol .prev img{max-height:calc(100vh - 330px)}
  .calc>.sumcard{grid-column:1/-1;grid-row:2;position:sticky;bottom:0;z-index:5;border-left:0;border-top:1px solid var(--line);padding:12px 24px}
  .sumcard>div:first-of-type{position:static;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto 220px;gap:6px 32px;align-items:center}
  .sumcard h3{display:none}
  .sumcard .sumline{padding:4px 0}.sumcard .sumopts{display:flex;flex-wrap:wrap;gap:0 14px;padding:0;max-height:44px;overflow:auto}.sumcard .sumopts li{padding:1px 0;gap:6px}
  .sum-total .sumtotal{border:0}.sum-total .price{margin:0;font-size:30px}
  .sum-go{margin:0!important}
}
.gcard-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:16px}.gcard-head h3{margin:0}
.vswitch{display:flex;border:1px solid var(--line)}.vswitch button{min-height:36px;padding:6px 14px;border:0;background:transparent;color:var(--muted);font:12px var(--mono);cursor:pointer}
.vswitch button[aria-pressed=true]{background:var(--accent);color:var(--accent-ink)}
@media (max-width:600px){.vswitch button{min-height:44px;padding:8px 16px}}
.price{display:block;font-size:39px;font-weight:400;letter-spacing:-1px;line-height:1.2;margin:7px 0}
.sumline{display:flex;justify-content:space-between;gap:10px;padding:9px 0;border-bottom:1px solid var(--line-soft);font-size:12px}
.sumline b{font:12px var(--mono);font-weight:400}
.sumline:last-of-type{border-bottom:0}
.sumopts{list-style:none;margin:0;padding:0 0 8px 26px;font-size:12px;color:var(--muted)}.sumopts:empty{display:none}
.sumopts li{display:flex;justify-content:space-between;gap:10px;padding:3px 0}.sumopts b{font:12px var(--mono);font-weight:400;color:var(--text);white-space:nowrap}
.sumtotal{display:block}.sumtotal .price{white-space:nowrap;font-size:clamp(28px,2.4vw,39px)}
.sumbox label{display:flex;gap:9px;align-items:center;padding:7px 0;min-height:40px;cursor:pointer;font-size:13px}
@media (max-width:900px){.c-head{flex-direction:column;align-items:start;gap:16px}.calc{grid-template-columns:minmax(0,1fr)}.sumcard{border-left:0;border-top:1px solid var(--line)}.sumcard>div:first-of-type{position:static}}
@media (max-width:600px){.calc>.mcol{padding:20px 16px}.sumcard{padding:18px 16px}.price{font-size:30px}.c-steps{flex-wrap:wrap;gap:6px 13px;font-size:11px}}
.flags{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}
.chk{display:flex;gap:10px;align-items:center;padding:10px 12px;min-height:44px;border:1px solid var(--line);cursor:pointer;background:transparent;min-width:0;font-size:13px}
.chk:hover{background:var(--hover)}
.chk:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.chk span{overflow-wrap:break-word}.chk span:not(.xp){min-width:min-content}
#s_basic>.chk{flex-wrap:wrap;row-gap:2px}#s_basic>.chk span:not(.xp){white-space:nowrap}
button.chk{font:inherit;color:var(--text);text-align:left;width:100%}
.upload{position:relative;display:block;border:1px dashed #64716d;background:var(--panel);padding:22px 20px;min-height:89px;cursor:pointer;color:var(--muted);font-size:12px;transition:border-color .15s,background .15s}
.upload b{display:block;color:var(--text);font-size:14px;font-weight:500;margin-bottom:3px}
.upload:hover,.upload.drag{border-color:var(--accent);background:var(--accent-soft)}
.upload:focus-within{outline:2px solid var(--accent);outline-offset:3px}
.upload input{position:absolute;opacity:0;width:1px;height:1px}
.ginfo{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:6px;margin-top:14px}
.ginfo div{border:1px solid var(--line);padding:9px 11px;font:12px var(--mono);min-width:0;overflow-wrap:anywhere}
.ginfo b{display:block;font:11px var(--sans);color:var(--muted);margin-bottom:2px}
.warns{margin:10px 0 0;padding-left:18px;color:var(--warn);font-size:12px}
.prev{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:16px;margin-top:6px}
#prev{grid-template-columns:1fr}
.prev figure{margin:0;min-width:0}
.prev figcaption{font:11px var(--mono);color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.prev img{width:100%;max-height:60vh;object-fit:contain;background:transparent;display:block}
.prev img.zoom{cursor:zoom-in}
.spin{display:inline-block;width:14px;height:14px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:sp .7s linear infinite;vertical-align:-2px}
@keyframes sp{to{transform:rotate(360deg)}}
.addr{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border:1px solid var(--line);margin-bottom:8px;min-height:44px}
.addr:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.addr .txt{flex:1;min-width:0;overflow-wrap:anywhere}
#s_basic{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px;align-items:end}
#s_basic>.chk{align-self:end;width:100%}
#s_basic>.chk,#s_basic>label.f{margin:0}
#s_copy{width:auto;display:inline-flex}
#tab-stencil .card>p{margin:0 0 14px}
@media (min-width:700px){#s_basic{grid-template-columns:repeat(3,1fr)}}

/* списки заказов и обращений */
.list{display:flex;flex-direction:column;gap:8px}
.item{display:grid;grid-template-columns:auto 1fr auto;gap:4px 14px;align-items:center;padding:14px 16px;background:var(--panel);border:1px solid var(--line);cursor:pointer;text-align:left;width:100%;color:var(--text);font:inherit;min-height:44px}
.item:hover,.item.on{border-color:var(--accent)}
.item .t{font-weight:500}.item .s{grid-column:1/-1;color:var(--muted);font-size:12px;overflow-wrap:anywhere}
.item .r{text-align:right;font:13px var(--mono)}
.item .badge{justify-self:start}
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:20px;align-items:start}
@media (max-width:900px){.split{grid-template-columns:minmax(0,1fr)}}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.toolbar select,.toolbar input{width:auto;flex:1 1 150px}
.kv{display:grid;grid-template-columns:minmax(110px,max-content) 1fr;gap:8px 14px;margin:0;font-size:13px}
.kv dt{color:var(--muted)}.kv dd{margin:0;overflow-wrap:anywhere}
.oitem{padding:14px;border:1px solid var(--line);margin:10px 0}
.oitem h4{margin:0 0 8px;display:flex;justify-content:space-between;gap:10px}
.stepper{display:flex;gap:2px;margin:14px 0;flex-wrap:wrap}
.stepper span{flex:1 1 90px;text-align:center;font:11px var(--mono);padding:7px 4px;background:var(--field);color:var(--muted)}
.stepper span.done{background:var(--accent);color:var(--accent-ink)}
.tl{list-style:none;margin:8px 0 0;padding:0 0 0 14px;border-left:1px solid var(--accent)}
.tl li{margin:0 0 8px;font-size:13px;overflow-wrap:anywhere}
.chat{display:flex;flex-direction:column;gap:8px;margin:12px 0}
.bub{max-width:88%;padding:10px 13px;background:var(--field);border:1px solid var(--line);white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px}
.bub.me{align-self:flex-end;background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 40%,transparent)}
.bub small{display:block;color:var(--muted);font:10px var(--mono);margin-bottom:3px}
.gb{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;padding:12px 14px;margin-bottom:8px;background:var(--panel);border:1px solid var(--line)}
.gb.saved{border-left:2px solid var(--accent)}
.gb .txt{flex:1 1 240px;min-width:0;overflow-wrap:anywhere}
.gb .txt b{display:block;font-weight:500}
.gb .acts{display:flex;flex-wrap:wrap;gap:6px}
#arch-tickets{margin-bottom:32px}

/* вложения тикетов и окно просмотра */
.files{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.fchip{display:inline-flex;gap:6px;align-items:center;padding:4px 8px;border:1px solid var(--line);background:var(--field);font-size:12px;overflow-wrap:anywhere}
.fprev{width:36px;height:36px;object-fit:cover}
.fchip button{border:0;background:none;cursor:pointer;color:var(--muted);font:inherit;min-width:28px;min-height:28px}
.attw{margin-top:6px}
.att{max-width:100%;max-height:260px;display:block}
.attf{color:var(--accent);text-decoration:underline;overflow-wrap:anywhere}
.lb{position:fixed;inset:0;z-index:1000;background:rgba(10,13,15,.92);display:flex;align-items:center;justify-content:center;padding:48px 56px}
.lb-img{max-width:100%;max-height:100%;object-fit:contain}
.lb-img.lb-svg{width:100%;height:100%;border-radius:0}
.lb-btn{position:absolute;border:1px solid var(--line);background:var(--panel);color:var(--text);font:inherit;font-size:1.6rem;line-height:1;width:44px;height:44px;cursor:pointer}
.lb-btn:hover{background:var(--hover)}
.lb-x{top:10px;right:10px}.lb-prev{left:8px;top:50%;margin-top:-22px}.lb-next{right:8px;top:50%;margin-top:-22px}
.lb-cap{position:absolute;bottom:12px;left:0;right:0;text-align:center;color:var(--muted);font:11px var(--mono);padding:0 56px;overflow-wrap:anywhere}
@media (max-width:600px){.lb{padding:56px 8px}}

/* админ: настройки */
fieldset.grp{border:0;border-top:1px solid var(--line);margin:0 0 12px;padding:12px 0}
fieldset.grp legend{padding:0 6px 0 0;font-weight:500;font-size:13px}
.sgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}
.sgrid>fieldset{grid-column:1/-1}

/* поле даты с маской */
.dm-par{position:relative}
.dm-par input[inputmode=numeric]{padding-right:46px!important}
.dm-btn{position:absolute;right:3px;bottom:3px;width:38px;height:38px;display:flex;align-items:center;justify-content:center;border:0;background:transparent;color:var(--muted);cursor:pointer;padding:0}
.dm-btn:hover,.dm-btn:focus-visible{color:var(--text);background:var(--hover)}
.dm-btn svg{position:static!important;pointer-events:none}
.dm-pick{position:absolute;right:6px;bottom:6px;width:1px;height:1px;opacity:0;pointer-events:none;border:0;padding:0}

/* подвал, документы, 404 */
.foot{border-top:1px solid var(--line);padding:16px 0;color:var(--muted);font:11px/1.6 var(--mono);margin-top:40px}
.foot .wrap{display:flex;flex-direction:column;gap:20px;max-width:none}
.foot a{color:var(--muted)}
.foot a:hover{color:var(--text)}
.ft-main{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:20px 32px}
.ft-about{display:flex;flex-direction:column;gap:6px}
.ft-brand{color:var(--text);font-size:13px}
.ft-col{display:flex;flex-direction:column}
.ft-col h3{margin:0 0 6px;font:inherit;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--text)}
.ft-col a{padding:5px 0}
.ft-bottom{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:flex-end;align-items:center;border-top:1px solid var(--line);padding-top:14px}
@media (max-width:760px){.ft-main{grid-template-columns:1fr 1fr}.ft-about{grid-column:1/-1}}
.doc{max-width:760px;padding-top:40px;padding-bottom:64px}
.doc h1{font-size:clamp(28px,4vw,40px);margin-bottom:8px}
.doc h2{font-size:17px;font-weight:500;margin:28px 0 8px}
.doc p,.doc li{line-height:1.65;margin:0 0 10px;color:#cdd4cc}
.doc ul{padding-left:20px}
.doc .d{color:var(--muted);font:12px var(--mono);margin-bottom:24px}
html[lang=en] .doc .ru,html:not([lang=en]) .doc .en{display:none}
.nf{display:grid;align-content:center;gap:24px;min-height:60vh;padding-top:40px;padding-bottom:40px}
.nf h1{font-size:clamp(34px,5vw,59px);letter-spacing:-1.5px;max-width:14ch;margin:0}
.nf p{color:var(--muted);max-width:44ch;margin:0}
.nf svg{width:100%;height:auto;max-height:28vh}
.nf .cut{stroke-dasharray:1;stroke-dashoffset:0;animation:brk 2.4s ease-in-out infinite alternate}
@keyframes brk{to{stroke-dashoffset:.18}}
.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--accent);color:var(--accent-ink);padding:10px 18px;z-index:50;max-width:90vw;font-size:13px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.cs-chk{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);cursor:pointer;min-height:44px;line-height:1.45;margin:8px 0}
.cs-chk input{width:18px;height:18px;flex:none;margin-top:1px;accent-color:var(--accent)}
.cs-chk a{color:var(--text);text-decoration:underline}

.cs-offer{font-size:12px;color:var(--muted);margin:0 0 8px}.cs-offer a{color:var(--text);text-decoration:underline}
.btn[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn[aria-pressed=true]::before{content:"\2713";margin-right:6px;font-weight:700}

.doc .tw{overflow-x:auto;margin:0 0 18px;-webkit-overflow-scrolling:touch}.doc table{border-collapse:collapse;min-width:640px;width:100%;font-size:13px}.doc th,.doc td{text-align:left;vertical-align:top;padding:8px 10px;border-bottom:1px solid var(--line,#2a302a);color:#cdd4cc}.doc th{font:12px var(--mono);color:var(--muted);font-weight:400}.doc td:first-child{white-space:nowrap}

.pwreq{list-style:none;margin:6px 0 0;padding:0;font-size:13px;color:var(--muted)}
.pwreq li::before{content:'○ '}
.pwreq li.ok{color:var(--ok,#2e9d5b)}
.pwreq li.ok::before{content:'✓ '}
.modal-back{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(10,13,15,.72)}
.modal{width:100%;max-width:400px;background:var(--panel);border:1px solid var(--line);padding:22px;box-shadow:0 18px 48px rgba(0,0,0,.5)}
.modal p{margin:0 0 18px;font-size:15px}
.modal .row{justify-content:flex-end}