/* Layout: catálogo a la izquierda, ticket como tira de papel a la derecha; en teléfono el ticket es una barra inferior que se despliega */
:root{
  --bg:#eef1ef; --panel:#ffffff; --ink:#14201c; --muted:#5d6b66; --line:#d5ddd9;
  --accent:#0b6e4f; --accent-ink:#ffffff; --soft:#dcefe6; --warn:#b4540a; --danger:#b42318;
  --paper:#ffffff; --key:#f6f8f7;
  --f-display:"Barlow Condensed","Arial Narrow",sans-serif;
  --f-body:"Barlow",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0f1513; --panel:#18211e; --ink:#e7eeeb; --muted:#97a6a0; --line:#2a3732;
  --accent:#3fbf8f; --accent-ink:#06130e; --soft:#1d3a2f; --warn:#f0a35a; --danger:#f2786d;
  --paper:#1f2a26; --key:#212c28; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0f1513; --panel:#18211e; --ink:#e7eeeb; --muted:#97a6a0; --line:#2a3732;
  --accent:#3fbf8f; --accent-ink:#06130e; --soft:#1d3a2f; --warn:#f0a35a; --danger:#f2786d;
  --paper:#1f2a26; --key:#212c28; color-scheme:dark}
html,body{height:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:15px;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:12px;box-sizing:border-box}
*{box-sizing:border-box}
button{font:inherit;color:inherit;cursor:pointer}
button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.app{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:14px;height:100%;max-width:1400px;margin:0 auto}
header.top{grid-column:1/-1;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.brand{font-family:var(--f-display);font-weight:700;font-size:26px;letter-spacing:.02em;line-height:1}
.brand small{display:block;font-size:12px;font-family:var(--f-body);font-weight:500;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-top:3px}
.views{display:flex;gap:4px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:3px}
.views button{border:0;background:none;padding:7px 12px;border-radius:7px;font-weight:600}
.views button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
.search{flex:1;min-width:200px;display:flex;gap:8px}
.search input{flex:1;min-width:0;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--ink);font-size:16px}
.main{min-width:0;display:flex;flex-direction:column;gap:10px;min-height:0}
.cats{display:flex;gap:6px;overflow-x:auto;padding-bottom:2px}
.cats button{flex:none;border:1px solid var(--line);background:var(--panel);padding:8px 14px;border-radius:999px;font-weight:600;font-size:14px}
.cats button[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:8px;overflow:auto;align-content:start;min-height:0;flex:1}
.prod{display:flex;flex-direction:column;justify-content:space-between;gap:6px;min-height:92px;text-align:left;border:1px solid var(--line);background:var(--panel);border-radius:10px;padding:10px;position:relative}
.prod:active{transform:scale(.98)}
.prod .n{font-weight:600;line-height:1.2}
.prod .p{font-family:var(--f-display);font-size:20px;font-weight:600}
.prod .u{font-size:12px;color:var(--muted);font-family:var(--f-body);font-weight:500}
.prod .tag{position:absolute;top:8px;right:8px;font-size:10px;letter-spacing:.06em;text-transform:uppercase;font-weight:600;color:var(--warn)}
.prod.free{border-style:dashed;background:var(--soft)}
.ticket{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:12px;min-height:0;overflow:hidden}
.ticket h2{font-family:var(--f-display);font-size:20px;margin:0;padding:12px 14px 8px;display:flex;justify-content:space-between;align-items:baseline}
.ticket h2 span{font-family:var(--f-body);font-size:12px;color:var(--muted);font-weight:500}
.lines{flex:1;overflow:auto;padding:0 14px;font-family:var(--f-mono);font-size:13px;min-height:80px}
.line{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2px 8px;padding:8px 0;border-bottom:1px dashed var(--line)}
.line .d{font-weight:600;overflow-wrap:anywhere}
.line .q{color:var(--muted);font-size:12px;display:flex;gap:6px;align-items:center}
.line .q button{border:1px solid var(--line);background:var(--key);border-radius:6px;width:28px;height:26px;padding:0}
.line .t{text-align:right;font-weight:600;align-self:start}
.empty{color:var(--muted);font-family:var(--f-body);padding:24px 0;text-align:center}
.tot{padding:10px 14px;border-top:2px solid var(--ink);font-family:var(--f-mono);font-size:13px;display:grid;gap:3px}
.tot .row{display:flex;justify-content:space-between}
.tot .big{font-family:var(--f-display);font-size:34px;font-weight:700;line-height:1}
.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 14px 14px}
.btn{border:1px solid var(--line);background:var(--key);border-radius:10px;padding:12px;font-weight:600}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-size:18px;font-family:var(--f-display);letter-spacing:.03em}
.btn.wide{grid-column:1/-1}
.btn:disabled{opacity:.45;cursor:not-allowed}
.mobilebar{display:none}
/* modal */
.scrim{position:fixed;inset:0;background:rgba(5,12,9,.55);display:flex;align-items:flex-end;justify-content:center;z-index:20;padding:12px}
@media (min-width:700px){.scrim{align-items:center}}
.sheet{background:var(--panel);border-radius:14px;width:min(440px,100%);max-height:92vh;overflow:auto;padding:16px;display:grid;gap:12px}
.sheet h3{margin:0;font-family:var(--f-display);font-size:24px}
.sheet label{display:grid;gap:4px;font-size:13px;color:var(--muted);font-weight:500}
.sheet input,.sheet select{padding:10px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font-size:16px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.display{font-family:var(--f-mono);font-size:28px;text-align:right;padding:10px 12px;border-radius:8px;background:var(--bg);border:1px solid var(--line);overflow-wrap:anywhere;min-height:56px}
.display small{display:block;font-size:12px;color:var(--muted)}
.pad{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.pad button{padding:14px 0;border:1px solid var(--line);background:var(--key);border-radius:8px;font-size:20px;font-family:var(--f-mono)}
.pad .op{background:var(--soft)}
.seg{display:flex;gap:6px}
.seg button{flex:1;padding:12px;border:1px solid var(--line);background:var(--key);border-radius:8px;font-weight:600}
.seg button[aria-pressed="true"]{border-color:var(--accent);background:var(--soft)}
.change{font-family:var(--f-display);font-size:30px;font-weight:700}
.receipt{font-family:var(--f-mono);font-size:12px;background:var(--bg);border:1px dashed var(--line);border-radius:8px;padding:12px;white-space:pre-wrap;max-width:300px;margin:0 auto;width:100%}
.note{font-size:12px;color:var(--muted)}
/* listas admin */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;overflow:auto;min-height:0;flex:1}
.tbl{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{text-align:left;padding:8px;border-bottom:1px solid var(--line);white-space:nowrap}
th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
td.r,th.r{text-align:right}
.low{color:var(--danger);font-weight:600}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;margin-bottom:12px}
.kpi{border:1px solid var(--line);border-radius:10px;padding:10px}
.kpi b{display:block;font-family:var(--f-display);font-size:26px}
.kpi span{font-size:12px;color:var(--muted)}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(84px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:999px;font-weight:600;z-index:30}
@media all{
  .app{grid-template-columns:minmax(0,1fr);height:auto;padding-bottom:84px}
  .ticket{position:fixed;left:0;right:0;bottom:0;z-index:15;border-radius:14px 14px 0 0;max-height:80vh;transform:translateY(calc(100% + 10px));transition:transform .2s;padding-bottom:env(safe-area-inset-bottom,0px)}
  .ticket.open{transform:none}
  .grid{overflow:visible}
  .mobilebar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:14;gap:8px;align-items:center;background:var(--panel);border-top:1px solid var(--line);
    padding:10px max(16px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
  .mobilebar .sum{flex:1;font-family:var(--f-display);font-size:24px;font-weight:700}
  .mobilebar .sum small{display:block;font-family:var(--f-body);font-size:12px;color:var(--muted);font-weight:500}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

.credit{margin:0;display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted);white-space:nowrap}
.credit a{color:var(--ink);display:flex;padding:6px 0}
.credit-logo{display:block;width:86px;height:12px;background:currentColor;-webkit-mask:url(assets/webstudio-logo.svg) no-repeat center/contain;mask:url(assets/webstudio-logo.svg) no-repeat center/contain}
@media all{.credit{order:5;width:100%;justify-content:center}}

.prod.has-img{min-height:150px}
.prod .pimg{width:100%;aspect-ratio:4/3;object-fit:contain;border-radius:6px;background:var(--key)}
.lhead{display:grid;grid-template-columns:40px minmax(0,1fr) 76px 84px;gap:8px;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;padding:6px 0;border-bottom:1px solid var(--line)}
.line{grid-template-columns:40px minmax(0,1fr) 76px 84px;align-items:center}
.line .th{grid-row:span 2;align-self:start}
.line .q{grid-column:2/-1}
.line .pu,.lhead .r{text-align:right}
.line .d{font-family:var(--f-body);font-size:15px}
.th{width:40px;height:40px;border-radius:8px;background:var(--key);border:1px solid var(--line);display:grid;place-items:center;overflow:hidden;color:var(--muted);font-weight:600}
.th img{width:100%;height:100%;object-fit:cover}
.th.big{width:96px;height:96px;font-size:12px;text-align:center}
.imgpick{display:flex;gap:12px;align-items:center}
.pcell{display:flex;align-items:center;gap:8px}
.pcell img,.pcell .noimg{width:32px;height:32px;border-radius:6px;object-fit:cover;background:var(--key);display:inline-block}
.crow{display:flex;gap:8px;align-items:center}
.crow input{flex:1;min-width:0}
.btn.ai{border-color:var(--accent);color:var(--accent)}
.achat{display:grid;gap:8px;max-height:46vh;overflow:auto;min-height:60px}
.amsg{padding:10px 12px;border-radius:10px;white-space:pre-wrap;line-height:1.45;max-width:92%}
.amsg.yo{justify-self:end;background:var(--soft)}
.amsg.ia{justify-self:start;background:var(--bg);border:1px solid var(--line)}
#asug{flex-wrap:wrap}#asug button{flex:1 1 auto;font-size:13px;padding:8px}
@media all{
  .app{display:flex;flex-direction:column}
  #v-venta{display:contents}
  #v-venta[hidden]{display:none!important}
  header.top{order:0}#cats{order:1}
  .ticket{order:2;position:static;transform:none;max-height:none;border-radius:12px;padding-bottom:0}
  .ticket h2,.ticket .tot,.ticket .actions{display:none}
  .lines{padding:0 10px;min-height:0}
  #grid{order:3}
  .search{flex-wrap:wrap}
}
@media all{body[data-pant=productos] .ticket,body[data-pant=caja] .ticket{display:none}}
.line .pu,.line .t,.line .d{align-self:start}
@media all{.search input{flex:1 1 100%}.search .btn{flex:1}}

/* boceto de Alejandro */
header.top .ai{margin-left:auto;display:flex;align-items:center;gap:6px}
.ai-mark{color:var(--accent);font-size:12px}
.line{all:unset;box-sizing:border-box;display:grid;grid-template-columns:44px minmax(0,1fr) 70px 90px;gap:10px;align-items:center;width:100%;padding:10px 0;border-bottom:1px solid var(--line);cursor:pointer;font-family:var(--f-body)}
.line:focus-visible{outline:2px solid var(--accent)}
.line .th{grid-row:auto;align-self:center;width:42px;height:42px;background:#fff}
.line .d{font-size:16px;font-weight:600;align-self:center}
.line .pu,.line .t{text-align:right;font-weight:600;align-self:center;font-family:var(--f-body)}
.lhead{grid-template-columns:44px minmax(0,1fr) 70px 90px;gap:10px;font-size:11px;text-transform:none;letter-spacing:0;font-weight:600;color:var(--ink)}
.lhead span:nth-child(2){text-align:left}
#cats{scrollbar-width:thin;padding-bottom:8px}
.foot{grid-column:1/-1;display:flex;justify-content:center;padding:12px 0 4px}
.mcredit{display:none}
.mobilebar .sum b{font-size:20px}
@media all{
  header.top .brand{order:0}header.top .ai{order:1}.views{order:2;width:100%}.search{order:3;width:100%;flex-wrap:nowrap}
  .search input{flex:1 1 auto}.search .btn{flex:none}
  .credit{order:initial;width:auto}
  .foot{display:none}
  .mobilebar{flex-wrap:wrap}
  .mcredit{display:flex;width:100%;justify-content:center;font-size:11px}
  .app{padding-bottom:120px}
  .ticket{background:var(--panel)}
}
.lhead{font-family:var(--f-body)}
@media all{
  header.top{flex-wrap:wrap;row-gap:10px}
  header.top .brand{flex:1 1 0;min-width:0}
  header.top .ai{flex:none;padding:8px 10px;font-size:14px;line-height:1.15;max-width:130px;text-align:left}
}

.badge{display:inline-grid;place-items:center;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:var(--danger);color:#fff;font-size:12px;font-weight:700;margin-left:4px}
.pedidos{display:grid;gap:10px;margin-bottom:14px}
.pedidos h4{margin:0;font-family:var(--f-display);font-size:20px}
.pedido{display:flex;gap:12px;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;border:1px solid var(--line);border-left:4px solid var(--warn);border-radius:10px;padding:10px 12px}
.pedido ul{margin:6px 0 0;padding-left:18px;display:grid;gap:3px}
.pedido a{text-decoration:none;color:var(--ink)}
.acciones{display:grid;gap:6px;margin-top:8px}
.accion{display:grid;gap:6px;border-top:1px dashed var(--line);padding-top:6px;white-space:normal}

/* pantalla del cliente */
.cli{min-height:100vh;display:flex;flex-direction:column;gap:12px;max-width:1100px;margin:0 auto}
.cli-h{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:8px 0;border-bottom:2px solid var(--ink)}
.cli-h b{font-family:var(--f-display);font-size:clamp(28px,5vw,48px)}
.cli-h span{color:var(--muted);font-size:clamp(14px,2vw,20px)}
.cli-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;flex:1;overflow:auto}
.cli-list li{display:grid;grid-template-columns:clamp(72px,12vw,120px) minmax(0,1fr) auto;gap:16px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:10px 14px}
.cli-list li.nuevo{border-color:var(--accent);box-shadow:0 0 0 3px var(--soft)}
.cli-img{aspect-ratio:1;border-radius:10px;background:#fff;border:1px solid var(--line);overflow:hidden;display:grid;place-items:center;font-size:32px;color:var(--muted);font-weight:700}
.cli-img img{width:100%;height:100%;object-fit:contain}
.cli-n{display:grid;gap:4px;min-width:0}
.cli-n b{font-size:clamp(18px,3vw,30px);line-height:1.15;overflow-wrap:anywhere}
.cli-n small{font-size:clamp(14px,2vw,20px);color:var(--muted)}
.cli-t{font-family:var(--f-display);font-weight:700;font-size:clamp(22px,4vw,40px)}
.cli-total{position:sticky;bottom:0;display:flex;justify-content:space-between;align-items:center;gap:12px;background:var(--accent);color:var(--accent-ink);border-radius:14px;padding:14px 18px}
.cli-total span{font-size:clamp(18px,3vw,28px);font-weight:600;display:grid}
.cli-total small{font-size:14px;font-weight:500;opacity:.85}
.cli-total b{font-family:var(--f-display);font-size:clamp(40px,9vw,96px);line-height:1}
.cli-welcome,.cli-paid{flex:1;display:grid;place-content:center;text-align:center;gap:10px;font-size:clamp(18px,3vw,28px)}
.cli-welcome div{font-family:var(--f-display);font-size:clamp(44px,9vw,96px);font-weight:700}
.cli-big{font-family:var(--f-display);font-size:clamp(56px,12vw,140px);font-weight:700;color:var(--accent);line-height:1}
.cli-credit{justify-content:center;padding:6px 0}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* sin cuadros: lista de resultados compacta, el ticket es la pantalla */
.app{max-width:820px}
.mobilebar{padding-left:max(16px,calc((100vw - 820px)/2));padding-right:max(16px,calc((100vw - 820px)/2))}
.results{order:2;background:var(--panel);border:1px solid var(--accent);border-radius:12px;max-height:55vh;overflow:auto;box-shadow:0 8px 24px rgba(0,0,0,.12)}
.results[hidden]{display:none}
.res-h{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;font-size:12px;font-weight:600;color:var(--muted);border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--panel)}
.res-x{border:0;background:none;color:var(--accent);font-weight:600;padding:4px}
.res{all:unset;box-sizing:border-box;cursor:pointer;display:grid;grid-template-columns:44px minmax(0,1fr) auto;gap:10px;align-items:center;width:100%;padding:8px 12px;border-bottom:1px solid var(--line)}
.res:hover,.res:focus-visible{background:var(--soft)}
.res .th{width:42px;height:42px;background:#fff}
.rn{font-weight:600;font-size:16px;display:grid}
.rn small{font-weight:500;font-size:12px;color:var(--muted)}
.rlow{font-style:normal;font-size:11px;color:var(--warn);font-weight:600}
.rp{font-weight:700;text-align:right;display:grid}
.rp small{font-weight:500;font-size:11px;color:var(--muted)}
.res.free .th{font-size:22px;color:var(--accent)}
#v-venta .empty{padding:12px}
.ticket .tempty{color:var(--muted);text-align:center;padding:22px 8px;font-size:15px}
#ticket{order:3}
.views button{flex:1 1 auto;white-space:nowrap;padding:7px 8px}
.views .badge{height:18px;min-width:18px;font-size:11px}
.ticket .tempty{font-family:var(--f-body)}

/* asistente */
.ai-scrim{align-items:stretch;justify-content:flex-end;padding:0}
.sheet.ai-sheet{width:min(460px,100%);max-height:none;height:100%;border-radius:0;padding:0;display:flex;flex-direction:column;gap:0;overflow:hidden;animation:aiIn .22s ease-out}
@keyframes aiIn{from{transform:translateX(40px);opacity:0}to{transform:none;opacity:1}}
.ai-head{display:flex;gap:12px;align-items:center;padding:16px;background:linear-gradient(135deg,var(--accent),#0f8a64);color:#fff}
.ai-head b{display:block;font-family:var(--f-display);font-size:24px;line-height:1}
.ai-head small{display:flex;align-items:center;gap:6px;font-size:12px;opacity:.9;margin-top:4px}
.ai-dot{width:8px;height:8px;border-radius:50%;background:#7dffc4;box-shadow:0 0 0 3px rgba(125,255,196,.3)}
.ai-x{margin-left:auto;border:0;background:rgba(255,255,255,.18);color:#fff;width:36px;height:36px;border-radius:50%;font-size:16px}
.ai-av{flex:none;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--accent);font-size:20px;box-shadow:0 2px 8px rgba(0,0,0,.15)}
.ai-av.sm{width:30px;height:30px;font-size:13px;background:var(--soft);box-shadow:none}
.ai-body{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:var(--bg)}
.ai-hello{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:14px;display:grid;gap:8px}
.ai-hello p{margin:0;line-height:1.45}
.ai-hi{font-family:var(--f-display);font-size:26px;font-weight:700}
.ai-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:4px}
.ai-stats span{background:var(--soft);border-radius:12px;padding:8px;font-size:12px;color:var(--muted);display:grid}
.ai-stats b{font-family:var(--f-display);font-size:22px;color:var(--ink)}
.ai-stats .warn{background:#fdecd9}.ai-stats .warn b{color:var(--warn)}
.ai-chips{display:flex;flex-wrap:wrap;gap:8px}
.ai-chips button{display:flex;gap:6px;align-items:center;border:1px solid var(--accent);background:var(--panel);color:var(--accent);border-radius:999px;padding:8px 12px;font-size:14px;font-weight:600}
.ai-chips button:hover{background:var(--soft)}
.ai-body .amsg{max-width:88%;padding:0;background:none;border:0;white-space:pre-wrap;line-height:1.5}
.ai-body .amsg.yo{align-self:flex-end;background:var(--accent);color:var(--accent-ink);padding:10px 14px;border-radius:18px 18px 4px 18px}
.ai-body .amsg.ia{align-self:flex-start;display:flex;gap:8px;align-items:flex-start}
.ai-body .atext{background:var(--panel);border:1px solid var(--line);padding:10px 14px;border-radius:18px 18px 18px 4px;min-width:0}
.ai-body .amsg.err .atext{border-color:var(--warn)}
.typing{display:inline-flex;gap:4px;padding:4px 0}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:tp 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes tp{0%,60%,100%{opacity:.3;transform:none}30%{opacity:1;transform:translateY(-3px)}}
.ai-form{display:flex;gap:8px;padding:12px 16px calc(12px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);background:var(--panel)}
.ai-form input{flex:1;min-width:0;padding:12px 16px;border:1px solid var(--line);border-radius:999px;background:var(--bg);color:var(--ink);font-size:16px}
.ai-send{flex:none;width:46px;height:46px;border-radius:50%;border:0;background:var(--accent);color:var(--accent-ink);font-size:18px}
header.top .ai{background:linear-gradient(135deg,var(--accent),#0f8a64);color:#fff;border:0;box-shadow:0 2px 10px rgba(11,110,79,.3)}
header.top .ai .ai-mark{color:#fff}
@media (prefers-reduced-motion:reduce){.sheet.ai-sheet,.typing i{animation:none}}

/* columna Cant. */
.lhead,.line{grid-template-columns:42px 48px minmax(0,1fr) 62px 80px;gap:8px}
.lhead span:nth-child(2){text-align:left}
.line .c{font-weight:700;font-size:16px;white-space:nowrap}
.lhead .c{text-align:left}

/* asistente con estilo Claude: crema, coral y destello */
.ai-sheet{--cl:#d97757;--cl-ink:#ffffff;--cbg:#faf9f5;--cpanel:#ffffff;--cline:#e8e3d8;--cuser:#f0eee6;--cink:#141413;--cmuted:#73726c}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .ai-sheet{--cbg:#262624;--cpanel:#30302e;--cline:#3e3e3a;--cuser:#3a3936;--cink:#f5f4ef;--cmuted:#a3a29b}}
:root[data-theme="dark"] .ai-sheet{--cbg:#262624;--cpanel:#30302e;--cline:#3e3e3a;--cuser:#3a3936;--cink:#f5f4ef;--cmuted:#a3a29b}
.sheet.ai-sheet{background:var(--cbg);color:var(--cink)}
.spark{width:1em;height:1em;display:block}
.ai-head{background:var(--cbg);color:var(--cink);border-bottom:1px solid var(--cline)}
.ai-head b{font-family:"Source Serif 4",Georgia,serif;font-weight:600;font-size:22px;letter-spacing:-.01em}
.ai-head small{color:var(--cmuted);opacity:1}
.ai-dot{background:#5fa36a;box-shadow:none}
.ai-x{background:transparent;color:var(--cmuted);border:1px solid var(--cline)}
.ai-av{background:transparent;color:var(--cl);box-shadow:none;font-size:30px;width:40px;height:40px}
.ai-av.sm{background:transparent;font-size:20px;width:26px;height:26px;margin-top:6px}
.ai-body{background:var(--cbg)}
.ai-hello{background:transparent;border:0;padding:8px 4px}
.ai-hi{font-family:"Source Serif 4",Georgia,serif;font-weight:500;font-size:30px;letter-spacing:-.01em;color:var(--cink)}
.ai-hello p{color:var(--cink)}
.ai-stats span{background:var(--cpanel);border:1px solid var(--cline);color:var(--cmuted)}
.ai-stats b{color:var(--cink);font-family:"Source Serif 4",Georgia,serif}
.ai-stats .warn{background:var(--cpanel);border-color:var(--cl)}.ai-stats .warn b{color:var(--cl)}
.ai-chips button{border:1px solid var(--cline);background:var(--cpanel);color:var(--cink);font-weight:500}
.ai-chips button:hover{background:var(--cuser);border-color:var(--cl)}
.ai-body .amsg.yo{background:var(--cuser);color:var(--cink);border-radius:16px}
.ai-body .atext{background:transparent;border:0;padding:6px 2px;color:var(--cink)}
.ai-body .amsg.err .atext{color:var(--cmuted)}
.typing i{background:var(--cl)}
.ai-form{background:var(--cbg);border-top:0;padding-top:4px}
.ai-form input{background:var(--cpanel);border:1px solid var(--cline);border-radius:22px;color:var(--cink);box-shadow:0 1px 6px rgba(0,0,0,.06)}
.ai-form input:focus-visible{outline:2px solid var(--cl);outline-offset:1px}
.ai-send{background:var(--cl);color:var(--cl-ink);font-size:20px;font-weight:700;border-radius:12px}
.ai-sheet .btn.primary{background:var(--cl);border-color:var(--cl);color:#fff}
header.top .ai{background:var(--panel);color:var(--ink);border:1px solid var(--line);box-shadow:none}
header.top .ai .ai-mark{color:#d97757;font-size:18px;width:18px;height:18px}
.lhead,.line{grid-template-columns:40px 58px minmax(0,1fr) 56px 72px;gap:8px}
.line .c{font-size:15px}
.lhead,.line{grid-template-columns:38px 46px minmax(0,1fr) 56px 72px;gap:6px}
.line .th{width:38px;height:38px}
.line .c{font-size:14px}

/* subcategorías */
.subs{display:flex;gap:6px;overflow-x:auto;padding:8px 12px;border-bottom:1px solid var(--line);position:sticky;top:33px;background:var(--panel)}
.subs button{flex:none;border:1px solid var(--line);background:var(--key);border-radius:999px;padding:5px 12px;font-size:13px;font-weight:600}
.subs button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.csub{margin:-2px 0 6px;font-size:14px!important;padding:8px!important}

/* asistente: foto adjunta y acciones */
.ai-clip{flex:none;width:46px;height:46px;display:grid;place-items:center;border-radius:12px;border:1px solid var(--cline);background:var(--cpanel);font-size:20px;cursor:pointer}
.ai-att{display:flex;align-items:center;gap:10px;margin:0 16px;padding:8px;border:1px solid var(--cline);border-radius:12px;background:var(--cpanel);font-size:13px;color:var(--cmuted)}
.ai-att[hidden]{display:none}
.ai-att img{width:44px;height:44px;border-radius:8px;object-fit:cover}
.ai-att button{margin-left:auto;border:0;background:none;color:var(--cmuted);font-size:16px}
.amsg-img{display:block;width:120px;height:120px;object-fit:cover;border-radius:10px;margin-bottom:6px}
.ai-body .acciones{margin-top:10px;display:grid;gap:8px}
.ai-body .accion{display:grid;gap:6px;border:1px solid var(--cline);border-left:3px solid var(--cl);background:var(--cpanel);border-radius:12px;padding:10px 12px;white-space:normal}
.accion .aq-t{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--cl)}
.accion .aq-d{font-weight:500}
.accion .crow .btn{flex:1;padding:8px;font-size:14px}
.accion.ok{border-left-color:#5fa36a}.accion.bad{border-left-color:var(--danger)}.accion.no{opacity:.6}
.accion.bad .note{color:var(--danger)}
.aq-all{font-size:16px!important}
.cli-list{align-content:start}

/* tarjetas de producto (resultado de búsqueda / categoría) */
.pcards{display:grid;grid-template-columns:1fr;gap:8px;padding:8px}
@media (min-width:700px){.pcards{grid-template-columns:1fr 1fr}}
.pcard{all:unset;box-sizing:border-box;cursor:pointer;display:grid;grid-template-columns:96px minmax(0,1fr);gap:14px;align-items:center;padding:8px;border-radius:14px;background:var(--panel);border:1px solid var(--line);transition:transform .15s ease,box-shadow .15s ease,border-color .15s;animation:cardIn .28s ease-out both}
.pcard:nth-child(2){animation-delay:.03s}.pcard:nth-child(3){animation-delay:.06s}.pcard:nth-child(4){animation-delay:.09s}.pcard:nth-child(5){animation-delay:.12s}.pcard:nth-child(n+6){animation-delay:.15s}
.pcard:hover{border-color:var(--accent);box-shadow:0 6px 18px rgba(0,0,0,.08)}
.pcard:active{transform:scale(.97)}
.pcard:focus-visible{outline:2px solid var(--accent)}
.pc-img{width:96px;height:96px;border-radius:12px;background:#fff;display:grid;place-items:center;overflow:hidden;border:1px solid var(--line)}
.pc-img img{width:100%;height:100%;object-fit:contain}
.pc-ico{font-size:44px}
.pc-txt{display:grid;gap:2px;min-width:0}
.pc-txt small{font-size:12px;color:var(--muted);font-weight:600}
.pc-txt b{font-size:18px;line-height:1.2;overflow-wrap:anywhere}
.pc-pr{font-family:var(--f-display);font-size:28px;font-weight:700;color:var(--accent);line-height:1.1}
.pc-pr em{font-style:normal;font-family:var(--f-body);font-size:12px;color:var(--muted);font-weight:500;margin-left:6px}
.pc-low{font-style:normal;font-size:12px;color:var(--warn);font-weight:600}
@keyframes cardIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.results{animation:resIn .2s ease-out}
@keyframes resIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* boleta: cantidad editable y animación al agregar */
.qin{width:100%;max-width:52px;padding:6px 4px;border:1px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font:700 15px var(--f-body);text-align:center;-moz-appearance:textfield}
.qin::-webkit-outer-spin-button,.qin::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.qin:focus{outline:2px solid var(--accent);border-color:var(--accent)}
.line.nueva{animation:lineIn .45s ease-out}
@keyframes lineIn{0%{background:var(--soft);transform:translateX(-10px);opacity:.3}60%{background:var(--soft);opacity:1;transform:none}100%{background:transparent}}
.line .t{transition:color .2s}
#msum b{display:inline-block}

/* estudio de foto del producto */
.studio{display:grid;gap:10px}
.st-img{width:min(260px,100%);aspect-ratio:1;margin:0 auto;border-radius:18px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden;text-align:center;color:var(--muted);font-weight:600;position:relative;box-shadow:0 10px 30px rgba(0,0,0,.08)}
.st-img img{width:100%;height:100%;object-fit:contain}
.st-img span{font-size:14px;line-height:1.6}
.st-img.busy::after{content:"Preparando foto…";position:absolute;inset:0;display:grid;place-items:center;background:rgba(255,255,255,.85);color:var(--ink)}
.st-img.pop img{animation:popIn .4s cubic-bezier(.2,.9,.3,1.3)}
@keyframes popIn{from{transform:scale(.85);opacity:0}to{transform:none;opacity:1}}
.st-btns{display:grid;grid-template-columns:1fr 1fr auto;gap:6px}
.st-btns .btn{text-align:center;color:var(--ink);font-size:14px}
.st-chk{display:flex!important;gap:8px;align-items:center;color:var(--ink)!important;font-size:14px!important}

/* pantalla del cliente: animación y ruta */
.cli-cp{font-size:clamp(12px,1.6vw,16px)!important;color:var(--muted);font-weight:600;letter-spacing:.02em}
.cli-img span{font-size:clamp(36px,6vw,64px)}
.cli-list li.nuevo{animation:cliIn .5s cubic-bezier(.2,.9,.3,1.2)}
@keyframes cliIn{from{opacity:0;transform:translateY(-14px) scale(.98)}to{opacity:1;transform:none}}
.cli-total b{transition:transform .2s}
@media (prefers-reduced-motion:reduce){.pcard,.results,.line.nueva,.st-img.pop img,.cli-list li.nuevo{animation:none!important}}
.sheet .two>*{min-width:0}.sheet input,.sheet select{min-width:0;width:100%}
.st-btns{grid-template-columns:repeat(3,minmax(0,1fr))}.st-btns .btn{padding:10px 6px}
.cli-list li{grid-template-columns:clamp(96px,16vw,170px) minmax(0,1fr) auto}
.sheet input[type=checkbox]{width:auto;flex:none}

/* cobro en efectivo: la cuenta la hace el sistema */
.cobro{display:grid;gap:6px;border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--bg)}
.cb-row{display:flex;justify-content:space-between;align-items:baseline;font-size:15px;color:var(--muted)}
.cb-row b{font-family:var(--f-display);font-size:26px;color:var(--ink)}
.cb-in b{color:var(--accent)}
.cb-vuelto{display:flex;justify-content:space-between;align-items:center;border-radius:12px;padding:10px 12px;background:var(--key);transition:background .2s}
.cb-vuelto span{font-weight:600}
.cb-vuelto b{font-family:var(--f-display);font-size:40px;line-height:1}
.cb-vuelto.ok{background:var(--accent);color:var(--accent-ink)}
.cb-vuelto.falta{background:#fde7e5;color:var(--danger)}
.cb-vuelto.ok b{animation:popIn .3s ease-out}
/* pantalla del cliente cobrando */
.cli-pago{flex:1;display:grid;align-content:center;gap:18px;text-align:center}
.cli-pago>span,.cp-g span{font-size:clamp(18px,3vw,28px);color:var(--muted);display:grid;gap:4px}
.cli-pago>b,.cp-g b{font-family:var(--f-display);font-size:clamp(48px,10vw,110px);color:var(--ink);line-height:1}
.cli-pago p{font-size:clamp(20px,3.4vw,34px);font-weight:600;margin:0}
.cp-g{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cp-v{border-radius:18px;padding:16px;background:var(--panel);border:1px solid var(--line);display:grid;gap:4px}
.cp-v span{font-size:clamp(18px,3vw,28px);font-weight:600}
.cp-v b{font-family:var(--f-display);font-size:clamp(60px,14vw,150px);line-height:1}
.cp-v.ok{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);animation:cliIn .4s ease-out}
.cb-in input{width:55%;text-align:right;font-family:var(--f-display);font-size:30px;font-weight:700;color:var(--accent);border:2px solid var(--accent);border-radius:10px;padding:4px 10px;background:var(--panel)}
.cb-in input:focus{outline:3px solid var(--soft)}
.sheet label.cb-row{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:15px;color:var(--muted)}

/* escáner de código de barras */
.scanb{white-space:nowrap;padding:0 12px;min-height:44px}
#pb.flash{animation:pbflash .8s ease}
@keyframes pbflash{0%{background:var(--soft);border-color:var(--accent)}100%{background:var(--paper,transparent)}}
.scanov{position:fixed;inset:0;z-index:9999;background:rgba(8,10,9,.92);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:16px;animation:scfade .2s ease}
@keyframes scfade{from{opacity:0}}
.scanbox{position:relative;width:min(92vw,440px);aspect-ratio:4/3;border-radius:16px;overflow:hidden;background:#000}
.scanbox video{width:100%;height:100%;object-fit:cover;display:block}
.scanframe{position:absolute;inset:22% 9%;border:3px solid rgba(255,255,255,.9);border-radius:12px;box-shadow:0 0 0 999px rgba(0,0,0,.35);transition:border-color .2s}
.scanline{position:absolute;left:11%;right:11%;top:50%;height:2px;background:#ff5a4e;box-shadow:0 0 12px #ff5a4e;animation:scline 1.6s ease-in-out infinite alternate}
@keyframes scline{from{top:25%}to{top:75%}}
.scanov.ok .scanframe{border-color:#3fbf8f}
.scanov.ok .scanline{display:none}
.scanmsg{color:#fff;margin:0;font-size:16px;text-align:center}
.scanov .btn{min-width:160px;background:#fff;color:#111}
@media (prefers-reduced-motion:reduce){.scanline{animation:none}}

/* historial de compras y pronóstico */
.hist{border:1px solid var(--line);border-radius:10px;padding:10px 12px;display:grid;gap:6px}
.hist b{font-size:14px}
.hist-f{font-size:13px;color:var(--accent)}
.hist ul{list-style:none;margin:0;padding:0;display:grid;gap:4px;font-size:13px}
.hist li{display:grid;grid-template-columns:64px 70px 72px minmax(0,1fr);gap:6px;color:var(--muted,inherit)}
.hist li span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pd-acts{display:flex;gap:8px;flex-wrap:wrap}
.pedido .btn.wa{border-color:#25d366}
.prox{display:inline-block;font-size:12px;padding:1px 7px;border-radius:999px;background:var(--soft);color:var(--accent);white-space:nowrap}

/* ticket: imprimir / WhatsApp */
.tkbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.tkbar>span{font-size:14px;color:var(--muted);margin-right:2px}
.tkbar .btn{flex:1;text-align:center;text-decoration:none;color:var(--ink)}
.tkb{flex:1;min-height:44px;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--ink);font:inherit;font-size:15px;cursor:pointer}
.tkb[aria-pressed="true"]{border-color:var(--accent);background:var(--soft);font-weight:600}
.tkb.wa[aria-pressed="true"],.btn.wa{border-color:#25d366}
.tkb[aria-pressed="true"]::after{content:" ✓"}
#printArea{display:none}
#printArea{font-family:'Courier New',ui-monospace,Menlo,Consolas,monospace;color:#000;background:#fff;white-space:pre;line-height:1.3;box-sizing:border-box}
#printArea.p58{width:58mm;padding:2mm 5mm;font-size:2.5mm}
#printArea.p80{width:80mm;padding:2mm 4mm;font-size:2.85mm}
#printArea .pt-h{text-align:center;font-weight:700;font-size:1.6em;line-height:1.2}
#printArea .pt-c{text-align:center}
#printArea .pt-b{font-weight:700}
#printArea .pt-c{white-space:pre-wrap}
@media print{
  body.printing>*:not(#printArea){display:none!important}
  body.printing{background:#fff!important;margin:0!important;padding:0!important}
  :root:has(body.printing){padding:0!important;background:#fff!important}
  body.printing #printArea{display:block}
}
.tkwa[hidden]{display:none!important}
.accion .btn.wa{grid-column:1/-1;text-align:center;text-decoration:none;color:var(--ink);margin-top:6px}

/* vínculo de la pantalla del cliente */
.vcode{font-family:var(--f-display);font-size:clamp(48px,12vw,80px);font-weight:700;letter-spacing:.08em;text-align:center;padding:10px;border:2px dashed var(--line);border-radius:14px;margin:6px 0}
.vstat,.cli-link{display:flex;align-items:center;justify-content:center;gap:8px;font-weight:600;flex-wrap:wrap}
.cli-dot{width:12px;height:12px;border-radius:50%;background:#c9a227;flex:none;box-shadow:0 0 0 3px rgba(201,162,39,.2)}
.cli-dot.ok{background:var(--accent);box-shadow:0 0 0 3px var(--soft)}
.linkbtn,.cli-link button{background:none;border:0;padding:4px;color:var(--muted);text-decoration:underline;font:inherit;cursor:pointer;min-height:32px}
.cli-link{position:fixed;top:6px;right:8px;font-size:13px;color:var(--muted);font-weight:500;margin:0;background:var(--panel);border-radius:999px;padding:0 6px 0 0;box-shadow:0 1px 4px rgba(0,0,0,.12);flex-wrap:nowrap;gap:2px}
.cli-link:not(.open){background:none;box-shadow:none}
.cli-link:not(.open) .cli-lt{display:none}
.cli-dotbtn{background:none;border:0;padding:10px;min-height:32px;cursor:pointer;display:grid;place-items:center}
.cli-vinc{flex:1;display:grid;align-content:center;justify-items:center;gap:14px;text-align:center;max-width:520px;margin:0 auto;width:100%}
.cli-vinc h1{font-family:var(--f-display);font-size:clamp(32px,6vw,52px);margin:0}
.cli-vinc p{margin:0;font-size:clamp(16px,2.4vw,20px);color:var(--muted)}
.cli-vinc input{font-family:var(--f-display);font-size:clamp(44px,10vw,72px);text-align:center;letter-spacing:.15em;width:100%;max-width:360px;padding:8px;border:2px solid var(--ink);border-radius:14px;box-sizing:border-box;background:var(--panel);color:var(--ink)}
.cli-vinc .btn{font-size:20px;min-width:220px}
.cli-err{color:var(--danger)!important;min-height:1.4em;font-weight:600}

/* POS integrado */
.posint{display:grid;gap:10px;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--panel);margin:8px 0}
.posint .btn{font-size:18px}
.posmsg{display:flex;align-items:center;gap:8px;margin:0;font-weight:600}
.posdot{width:12px;height:12px;border-radius:50%;background:#c9a227;flex:none}
.posint.en_pos .posdot,.posint.enviado .posdot{animation:posp 1s infinite alternate}
.posint.aprobado{border-color:var(--accent);background:var(--soft)}.posint.aprobado .posdot{background:var(--accent)}
.posint.rechazado,.posint.error{border-color:var(--danger)}.posint.rechazado .posdot,.posint.error .posdot{background:var(--danger)}
@keyframes posp{to{opacity:.3}}
@media (prefers-reduced-motion:reduce){.posdot{animation:none!important}}

.chk{display:flex;align-items:center;gap:10px;font-weight:600;margin:10px 0}.chk input{width:22px;height:22px;flex:none}
.pinv{text-align:center;letter-spacing:.3em;font-size:36px}
.sheet label.chk{display:flex!important;flex-direction:row;align-items:center;justify-content:flex-start;text-align:left}.sheet label.chk input{width:22px!important;height:22px;margin:0}#pine{color:var(--danger);font-weight:600}

/* botón escanear con cámara y robot almacenero del asistente */
.search .scanbtn{display:flex;align-items:center;gap:6px}
.search .scanbtn svg{width:20px;height:20px;flex:none}
header.top .ai .ai-bot{width:34px;height:34px;flex:none;margin:-4px 0}
@media (max-width:420px){.search .scanbtn span{display:none}.search .scanbtn{padding-left:12px;padding-right:12px}}