/* Layout: app de almacén a una columna, barra de pestañas abajo; señalética de nave (gris hormigón + amarillo de marcas de suelo) */
:root{
  --bg:#eef0ee; --surface:#ffffff; --surface-2:#e3e6e3; --line:#cfd4cf;
  --fg:#1d2420; --muted:#5d6862; --accent:#f2c230; --accent-ink:#1d2420; --accent-strong:#b8860b;
  --ok:#2f7d4f; --bad:#b5402e;
  --u-estanteria:#2f6db5; --u-sotano:#6a4fb0; --u-vila:#2f7d4f; --u-bano:#0f8a8a; --u-parcela:#a8611f;
  --display:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --body:"Barlow",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --r:10px;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#141816; --surface:#1d2320; --surface-2:#262d29; --line:#343c37;
  --fg:#e8ece9; --muted:#9aa59f; --accent:#f2c230; --accent-ink:#141816; --accent-strong:#f2c230;
  --ok:#5cc188; --bad:#ef7a64;
  --u-estanteria:#6ea4ea; --u-sotano:#a58ae8; --u-vila:#5cc188; --u-bano:#4fc8c8; --u-parcela:#e0a05c;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#141816; --surface:#1d2320; --surface-2:#262d29; --line:#343c37;
  --fg:#e8ece9; --muted:#9aa59f; --accent:#f2c230; --accent-ink:#141816; --accent-strong:#f2c230;
  --ok:#5cc188; --bad:#ef7a64;
  --u-estanteria:#6ea4ea; --u-sotano:#a58ae8; --u-vila:#5cc188; --u-bano:#4fc8c8; --u-parcela:#e0a05c;
  color-scheme:dark}
html,body{height:100%}
body{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.45}
*{box-sizing:border-box}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:720px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0 110px}
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--bg);border-bottom:1px solid var(--line)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.topin{max-width:720px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:12px;display:flex;align-items:center;gap:12px}
.brand{font-family:var(--display);font-weight:800;font-size:24px;letter-spacing:.02em;text-transform:uppercase;display:flex;align-items:center;gap:10px}
.stripe{width:28px;height:18px;background:repeating-linear-gradient(-45deg,var(--accent) 0 6px,var(--fg) 6px 12px);border-radius:3px}
.sync{margin-left:auto;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}
.dot.on{background:var(--ok)} .dot.err{background:var(--bad)}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0;line-height:1.1}
h2{font-size:28px;font-weight:700;text-transform:uppercase;letter-spacing:.02em}
h3{font-size:20px;font-weight:700}
.lbl{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
section.view{display:flex;flex-direction:column;gap:16px;padding-top:16px}
.scanbar{display:flex;gap:8px}
.scanbar input{flex:1;min-width:0;height:54px;border:2px solid var(--fg);border-radius:var(--r);background:var(--surface);padding:0 14px;font-size:18px}
.btn{height:44px;padding:0 16px;border-radius:var(--r);border:1.5px solid var(--line);background:var(--surface);font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap}
.btn:hover{border-color:var(--fg)}
.btn.pri{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn.dark{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.btn.danger{color:var(--bad);border-color:var(--bad)}
.btn.sm{height:36px;padding:0 12px;font-size:14px}
.btn.big{height:54px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.icon{width:20px;height:20px;flex:none}
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
.chip{flex:none;height:36px;padding:0 14px;border-radius:999px;border:1.5px solid var(--line);background:var(--surface);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.chip[aria-pressed="true"]{background:var(--fg);color:var(--bg);border-color:var(--fg)}
.chip .n{font-family:var(--mono);font-size:12px;opacity:.75}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;padding:2px 10px 2px 8px;border-radius:999px;background:var(--surface-2);white-space:nowrap}
.tag i{width:10px;height:10px;border-radius:2px;background:var(--uc,var(--muted))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.list{display:flex;flex-direction:column;gap:10px}
.pal{display:grid;grid-template-columns:auto 1fr auto;gap:4px 14px;align-items:center;padding:12px 14px;text-align:left;width:100%;border-left:6px solid var(--uc,var(--line))}
.pal .code{font-family:var(--display);font-weight:800;font-size:28px;letter-spacing:.02em;grid-row:span 2}
.pal .meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap;min-width:0}
.pal .sum{color:var(--muted);font-size:14px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pal .cnt{grid-row:span 2;text-align:right;font-family:var(--mono);font-size:13px;color:var(--muted)}
.res{padding:14px;display:flex;flex-direction:column;gap:10px}
.res .name{font-weight:600;font-size:17px}
.where{display:flex;flex-direction:column;gap:6px}
.whererow{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;background:var(--surface-2);text-align:left;width:100%;border:0}
.whererow .pc{font-family:var(--display);font-weight:800;font-size:20px;min-width:62px}
.whererow .q{margin-left:auto;font-family:var(--mono);font-weight:600}
.big-loc{font-family:var(--display);font-size:22px;font-weight:700}
.empty{padding:28px 18px;text-align:center;color:var(--muted);border:2px dashed var(--line);border-radius:var(--r);display:flex;flex-direction:column;gap:8px;align-items:center}
.empty strong{color:var(--fg);font-family:var(--display);font-size:22px;text-transform:uppercase}
.items{display:flex;flex-direction:column}
.item{display:grid;grid-template-columns:1fr auto;gap:6px 12px;padding:12px 14px;border-top:1px solid var(--line);align-items:center}
.item:first-child{border-top:0}
.item .nm{font-weight:600;min-width:0}
.item .cd{font-family:var(--mono);font-size:12px;color:var(--muted);overflow-wrap:anywhere}
.qty{display:flex;align-items:center;gap:4px}
.qty button{width:36px;height:36px;border-radius:8px;border:1.5px solid var(--line);background:var(--surface);font-weight:700;font-size:18px}
.qty .v{min-width:42px;text-align:center;font-family:var(--mono);font-weight:600;font-size:17px}
.item .acts{grid-column:1/-1;display:flex;gap:8px;flex-wrap:wrap}
.phead{display:flex;flex-direction:column;gap:10px;padding:16px;border-left:8px solid var(--uc,var(--line))}
.phead .code{font-family:var(--display);font-weight:800;font-size:56px;line-height:.95;letter-spacing:.02em}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.field{display:flex;flex-direction:column;gap:4px;min-width:0}
.field input,.field select,.field textarea{height:44px;border:1.5px solid var(--line);border-radius:8px;background:var(--surface);padding:0 12px;min-width:0;width:100%}
.field textarea{height:auto;padding:10px 12px;min-height:70px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media (max-width:460px){.grid2{grid-template-columns:1fr}}
.back{background:none;border:0;padding:0;color:var(--muted);font-weight:600;display:inline-flex;gap:6px;align-items:center;align-self:flex-start;height:36px}
.sug{display:flex;flex-direction:column;gap:6px;padding:12px 14px;border-top:1px solid var(--line)}
.sug:first-child{border-top:0}
.sug .to{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:15px}
.sug .to b{font-family:var(--display);font-size:20px}
.new{color:var(--accent-strong);font-weight:700}
.log{display:flex;flex-direction:column}
.log .e{display:grid;grid-template-columns:52px 1fr;gap:2px 10px;padding:10px 14px;border-top:1px solid var(--line);font-size:14px}
.log .e:first-child{border-top:0}
.log .t{font-family:var(--mono);font-size:12px;color:var(--muted);grid-row:span 2;padding-top:2px}
.log .who{color:var(--muted);font-size:12px}
.k{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:13px;letter-spacing:.04em;padding:1px 7px;border-radius:4px;background:var(--surface-2);margin-right:4px}
.k.add{background:color-mix(in srgb,var(--ok) 20%,transparent)}
.k.out{background:color-mix(in srgb,var(--bad) 18%,transparent)}
nav.tabs{position:fixed;left:0;right:0;bottom:0;z-index:6;background:var(--surface);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom,0px);padding-left:env(safe-area-inset-left,0px);padding-right:env(safe-area-inset-right,0px)}
nav.tabs .in{max-width:720px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr)}
nav.tabs a{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 4px 10px;text-decoration:none;color:var(--muted);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;position:relative}
nav.tabs a[aria-current="page"]{color:var(--fg)}
nav.tabs a[aria-current="page"]::before{content:"";position:absolute;top:0;left:22%;right:22%;height:4px;background:var(--accent);border-radius:0 0 3px 3px}
nav.tabs .badge{position:absolute;top:4px;left:calc(50% + 8px);background:var(--accent);color:var(--accent-ink);font-family:var(--mono);font-size:11px;border-radius:999px;padding:0 6px}
.sheet-bg{position:fixed;inset:0;background:rgb(0 0 0 / .45);z-index:20;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--bg);width:100%;max-width:560px;border-radius:16px 16px 0 0;padding:18px max(16px,env(safe-area-inset-left,0px)) calc(18px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-right,0px));display:flex;flex-direction:column;gap:14px;max-height:88vh;overflow:auto}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(84px + env(safe-area-inset-bottom,0px));z-index:30;background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:999px;font-weight:600;font-size:15px;max-width:calc(100% - 32px);text-align:center}
.note{font-size:14px;color:var(--muted)}
.warn{padding:10px 14px;border-radius:8px;background:color-mix(in srgb,var(--bad) 14%,transparent);font-size:14px}
.stat{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
@media (max-width:520px){.stat{grid-template-columns:repeat(3,1fr)}}
.stat button{padding:10px;text-align:left;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);border-top:5px solid var(--uc);display:flex;flex-direction:column;gap:2px}
.stat .num{font-family:var(--display);font-size:28px;font-weight:800;line-height:1}
.stat .nm{font-size:12px;color:var(--muted);font-weight:600}
.sugbox{display:flex;flex-direction:column;gap:6px}
.sugbox:empty{display:none}
.sugit{display:grid;grid-template-columns:1fr auto;gap:2px 10px;text-align:left;padding:10px 12px;border:1.5px solid var(--line);border-radius:8px;background:var(--surface);width:100%}
.sugit:hover{border-color:var(--fg)}
.sugit .sn{font-weight:600;min-width:0}
.sugit .sc{font-size:12px;color:var(--muted);grid-column:1;overflow-wrap:anywhere}
.sugit .sw{grid-column:2;grid-row:1/span 2;align-self:center;font-size:12px;color:var(--muted);text-align:right}
.hsel{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.hz{font-family:var(--mono);font-weight:600;font-size:14px;padding:1px 7px;border-radius:5px;border:1.5px solid var(--fg);white-space:nowrap}
.whererow .hz{font-size:16px}
.rackwrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:12px}
.rack{display:grid;gap:6px 8px;width:max-content;align-items:center}
.rack .ax{font-family:var(--mono);font-size:12px;color:var(--muted);text-align:center}
.rack .cell{display:flex;gap:3px;padding:3px;border-bottom:3px solid var(--line)}
.slot{width:24px;height:30px;border-radius:4px;border:1.5px dashed var(--line);background:transparent;font-family:var(--mono);font-size:10px;color:var(--muted);padding:0;display:flex;align-items:flex-end;justify-content:center;padding-bottom:2px}
.slot.occ{border:1.5px solid var(--u-estanteria);background:color-mix(in srgb,var(--u-estanteria) 75%,transparent);color:var(--bg)}
.slot.empty-p{border-style:solid;border-color:var(--u-estanteria);background:color-mix(in srgb,var(--u-estanteria) 20%,transparent)}
.slot.hit{outline:3px solid var(--accent);outline-offset:1px}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--muted);align-items:center}
.legend .slot{width:14px;height:16px;display:inline-block;vertical-align:middle;margin-right:4px}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
/* ---- versión servidor: acceso, cámara, menú ---- */
.auth{min-height:100%;display:flex;align-items:center;justify-content:center;padding-block:32px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.auth form{width:100%;max-width:380px;display:flex;flex-direction:column;gap:14px}
.auth .brand{font-size:34px}
.auth .err{color:var(--bad);font-weight:600;min-height:1.4em}
.userbtn{margin-left:8px;height:36px;padding:0 12px;border-radius:999px;border:1.5px solid var(--line);background:var(--surface);font-weight:600;font-size:14px;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.menu{display:flex;flex-direction:column;gap:8px}
.menu .btn{justify-content:flex-start;width:100%}
.cam{position:fixed;inset:0;z-index:40;background:#000;display:flex;flex-direction:column}
.cam video{flex:1;min-height:0;width:100%;object-fit:cover}
.cam .frame{position:absolute;left:10%;right:10%;top:35%;height:22%;border:3px solid var(--accent);border-radius:12px;box-shadow:0 0 0 9999px rgb(0 0 0 / .35);pointer-events:none}
.cam .bar{position:absolute;left:0;right:0;bottom:0;padding:16px max(16px,env(safe-area-inset-left,0px)) calc(16px + env(safe-area-inset-bottom,0px));display:flex;gap:10px;justify-content:center;background:linear-gradient(transparent,rgb(0 0 0 / .7))}
.cam .msg{position:absolute;top:calc(16px + env(safe-area-inset-top,0px));left:16px;right:16px;text-align:center;color:#fff;font-weight:600;text-shadow:0 1px 3px #000}
.utable{display:flex;flex-direction:column}
.urow{display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:10px 14px;border-top:1px solid var(--line);align-items:center}
.urow:first-child{border-top:0}
.urow .un{font-weight:600}
.urow .uu{font-family:var(--mono);font-size:12px;color:var(--muted)}
.pill{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:1px 7px;border-radius:999px;background:var(--surface-2);margin-left:6px}
.pill.off{color:var(--bad)}
.check{display:flex;gap:10px;align-items:center;font-weight:600}
.check input{width:22px;height:22px}
.busy{opacity:.6;pointer-events:none}
.sync{white-space:nowrap}
@media (max-width:440px){#syncTxt{display:none}.brand{font-size:22px}}