:root{
  --bg:#f3f6f8;--surface:#fff;--surface2:#eef2f5;--ink:#0e1a2b;--mut:#64748b;--line:#e2e8ee;
  --brand:#0a63e0;--brand-ink:#fff;--brand-soft:#dce9fd;--danger:#c0362c;--danger-soft:#fde8e6;
  --ok:#157f4b;--ok-soft:#dcf5e8;--warn:#a65f00;--warn-soft:#fdf0d5;
  --shadow:0 1px 2px rgba(15,27,45,.06),0 6px 18px rgba(15,27,45,.06);--r:16px
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0b1219;--surface:#131d27;--surface2:#1a2632;--ink:#e8eef4;--mut:#8da0b3;--line:#233140;
  --brand:#5aa8ff;--brand-ink:#04142e;--brand-soft:#13294d;--danger:#ff7a6e;--danger-soft:#3a1a18;
  --ok:#4ad08b;--ok-soft:#10301f;--warn:#f0b34a;--warn-soft:#352610;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 6px 18px rgba(0,0,0,.35)}}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
button{font:inherit;color:inherit;cursor:pointer}
input,select{font:inherit;color:inherit;width:100%;padding:13px 14px;border:1.5px solid var(--line);border-radius:12px;background:var(--surface);outline:0}
input:focus,select:focus{border-color:var(--brand)}
label{display:block;font-size:13px;font-weight:600;color:var(--mut);margin:12px 0 5px}
h1,h2,h3{margin:0}
.num{font-variant-numeric:tabular-nums}

/* Estructura */
#app{max-width:560px;margin:0 auto;height:100dvh;display:flex;flex-direction:column;position:relative;background:var(--bg)}
.screen{display:flex;flex-direction:column;height:100%;min-height:0}
.body{flex:1;overflow:auto;padding:14px 14px 30px;min-height:0}
.bar{display:flex;align-items:center;gap:6px;padding:10px 10px 10px 6px;background:var(--surface);border-bottom:1px solid var(--line)}
.bar h2{flex:1;font-size:18px}
.iconbtn{display:grid;place-items:center;width:44px;height:44px;border:0;background:transparent;border-radius:12px;color:var(--ink)}
.iconbtn:active{background:var(--surface2)}
.ico{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* Botones */
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px;border:0;border-radius:14px;background:var(--surface2);font-weight:650}
.btn.prim{background:var(--brand);color:var(--brand-ink)}
.btn.danger{background:var(--danger-soft);color:var(--danger)}
.btn.big{padding:17px;font-size:17px}
.btn:active{filter:brightness(.93)}
.btn:disabled{opacity:.5;pointer-events:none}
.row{display:flex;gap:10px}
.row>*{flex:1}

/* Login */
.login{margin:auto;width:min(360px,90%);text-align:center;padding:20px 0}
.login-logo{padding:10px 24px calc(22px + env(safe-area-inset-bottom));text-align:center}
.login-logo img{width:min(260px,70%);height:auto;background:#fff;border-radius:14px;padding:6px 10px}
.login h1{font-size:26px;margin-bottom:4px}
.login p.sub{margin:0 0 18px;color:var(--mut)}
.login form{display:flex;flex-direction:column;gap:10px;text-align:left}
.error{color:var(--danger);font-size:14px;min-height:1.2em;margin:2px 0 0}

/* Inicio */
.hero{background:linear-gradient(135deg,#0a2166 0%,#0a63e0 62%,#14c9d8 100%);color:#fff;border-radius:22px;padding:18px;box-shadow:var(--shadow)}
@media (prefers-color-scheme:dark){.hero{background:linear-gradient(135deg,#0a1b52 0%,#0a4aa8 65%,#0e8fa0 100%)}}
.hero{position:relative}
.hero .salir{position:absolute;right:12px;top:12px;display:flex;align-items:center;gap:6px;padding:7px 12px;border:0;border-radius:999px;background:rgba(255,255,255,.16);color:#fff;font-size:13px;font-weight:600}
.hero .salir .ico{width:16px;height:16px}
.hero small{opacity:.85}
.hero-top{display:flex;align-items:center;gap:10px;padding-right:76px}
.hero-ico{width:42px;height:42px;border-radius:12px;background:#fff;flex:none}
.hero .emp{font-weight:700;font-size:15px;letter-spacing:.2px}
.hero .big{font-size:34px;font-weight:750;margin:8px 0 12px}
.hero .chips{display:flex;gap:8px;flex-wrap:wrap}
.hero .chip{background:rgba(255,255,255,.16);border-radius:999px;padding:6px 12px;font-size:13px}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.tile{display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:16px;border:0;border-radius:var(--r);background:var(--surface);box-shadow:var(--shadow);text-align:left;min-height:104px}
.tile:active{transform:scale(.98)}
.tile .bub{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--brand-soft);color:var(--brand)}
.tile b{font-size:16px}
.tile.wide{grid-column:1/-1;flex-direction:row;align-items:center;background:linear-gradient(100deg,var(--brand),#13b9d6);color:var(--brand-ink);min-height:84px}
.tile.wide .bub{background:rgba(255,255,255,.2);color:inherit}
.tile.wide b{font-size:19px}
.tile.navy .bub{background:#dfe4f7;color:#1b2f8a}
.tile.cyan .bub{background:#d3f5f6;color:#0b8795}
.tile.blue .bub{background:#dce9ff;color:#2255b7}
.tile.violet .bub{background:#ece3ff;color:#6a3fc9}
@media (prefers-color-scheme:dark){.tile.navy .bub{background:#1a2650;color:#9db2ff}.tile.cyan .bub{background:#0f3a40;color:#5fe0ea}}

/* Listas y tarjetas */
.search{position:relative;margin-bottom:10px}
.search input{padding-left:44px}
.search .ico{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--mut);width:20px;height:20px}
.chips{display:flex;gap:8px;overflow:auto;padding:2px 0 10px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.pill{flex:none;padding:8px 14px;border:1.5px solid var(--line);border-radius:999px;background:var(--surface);font-size:14px;font-weight:600;color:var(--mut)}
.pill.on{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.list{display:flex;flex-direction:column;gap:8px}
.card{display:flex;align-items:center;gap:12px;width:100%;padding:13px 14px;border:0;border-radius:14px;background:var(--surface);box-shadow:var(--shadow);text-align:left}
.card .main{flex:1;min-width:0}
.card .t{font-weight:650;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.card .s{font-size:13px;color:var(--mut)}
.card .p{font-weight:750;white-space:nowrap}
.qty{display:grid;place-items:center;min-width:28px;height:28px;padding:0 8px;border-radius:999px;background:var(--brand);color:var(--brand-ink);font-size:14px;font-weight:700}
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:700;background:var(--surface2);color:var(--mut)}
.badge.ok{background:var(--ok-soft);color:var(--ok)}
.badge.bad{background:var(--danger-soft);color:var(--danger)}
.badge.warn{background:var(--warn-soft);color:var(--warn)}
.empty{text-align:center;color:var(--mut);padding:40px 10px}
.fab{position:absolute;right:16px;bottom:calc(18px + env(safe-area-inset-bottom));width:58px;height:58px;border:0;border-radius:20px;background:var(--brand);color:var(--brand-ink);box-shadow:0 8px 22px rgba(10,99,224,.35);display:grid;place-items:center}
.fab .ico{width:28px;height:28px}

/* Barra de cobro */
.cartbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:10px 12px 0;padding:13px 16px;border:0;border-radius:16px;background:var(--brand);color:var(--brand-ink);box-shadow:var(--shadow);font-weight:700;flex:none}
.cartbar .tot{font-size:19px}
.cartbar[hidden]{display:none}

/* Hoja inferior */
.overlay{position:fixed;inset:0;background:rgba(5,12,20,.5);display:flex;align-items:flex-end;justify-content:center;z-index:20;animation:fade .15s}
.sheet{width:100%;max-width:560px;max-height:92dvh;display:flex;flex-direction:column;background:var(--surface);border-radius:24px 24px 0 0;animation:up .2s ease-out}
.sheet.full{height:92dvh}
.sheet .head{display:flex;align-items:center;gap:6px;padding:10px 8px 6px 18px}
.sheet .head h3{flex:1;font-size:18px}
.sheet .content{flex:1;overflow:auto;padding:4px 18px 18px;min-height:0}
.sheet .foot{padding:12px 18px calc(14px + env(safe-area-inset-bottom));border-top:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
@keyframes up{from{transform:translateY(40px);opacity:.4}to{transform:none;opacity:1}}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* Carrito */
.line{display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:12px 0;border-bottom:1px solid var(--line)}
.line .n{font-weight:650}
.line .sub{font-size:13px;color:var(--mut)}
.line .tt{font-weight:750;text-align:right}
.step{display:flex;align-items:center;gap:6px;grid-column:1/-1;margin-top:6px}
.step button{width:40px;height:40px;border:0;border-radius:12px;background:var(--surface2);font-size:22px;line-height:1}
.step span{min-width:34px;text-align:center;font-weight:700}
.step .rm{margin-left:auto;width:auto;padding:0 12px;font-size:14px;color:var(--danger);background:var(--danger-soft)}
.client{display:flex;align-items:center;gap:10px;width:100%;padding:12px 14px;border:1.5px dashed var(--line);border-radius:14px;background:transparent;text-align:left;margin:12px 0}
.client .ico{color:var(--brand)}
.seg{display:flex;background:var(--surface2);border-radius:14px;padding:4px;gap:4px;margin-bottom:12px}
.seg button{flex:1;padding:10px;border:0;border-radius:11px;background:transparent;font-weight:650;color:var(--mut)}
.seg button.on{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}
.quick{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}
.quick button{padding:8px 13px;border:1.5px solid var(--line);border-radius:999px;background:var(--surface)}
.sumrow{display:flex;justify-content:space-between;align-items:baseline;padding:4px 0}
.sumrow.total{font-size:22px;font-weight:800}
.change{font-size:18px;margin:6px 0}

/* Ticket y tarjetas de datos */
.paper{background:#fff;color:#111;border-radius:12px;padding:14px;box-shadow:var(--shadow);font:13px/1.25 ui-monospace,Consolas,monospace;white-space:pre;overflow:auto}
.success{display:grid;place-items:center;width:64px;height:64px;margin:6px auto 8px;border-radius:50%;background:var(--ok-soft);color:var(--ok)}
.success .ico{width:34px;height:34px;stroke-width:2.4}
.kpis{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.kpi{background:var(--surface);border-radius:14px;padding:12px 14px;box-shadow:var(--shadow)}
.kpi small{display:block;color:var(--mut);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.kpi b{font-size:20px}
.kpi.hi{grid-column:1/-1;background:var(--brand);color:var(--brand-ink)}
.kpi.hi small{color:inherit;opacity:.8}
.kpi.hi b{font-size:30px}
.bars{display:flex;flex-direction:column;gap:8px;margin:6px 0 14px}
.bar-row{display:grid;grid-template-columns:54px 1fr auto;align-items:center;gap:8px;font-size:13px}
.bar-row .track{height:12px;border-radius:999px;background:var(--surface2);overflow:hidden}
.bar-row .fill{display:block;height:100%;border-radius:999px;background:var(--brand)}
h3.sec{font-size:15px;margin:16px 2px 8px;color:var(--mut);text-transform:uppercase;letter-spacing:.5px}

.toast{position:fixed;left:50%;bottom:calc(96px + env(safe-area-inset-bottom));transform:translateX(-50%);max-width:88%;padding:11px 18px;border-radius:999px;background:#111c28;color:#fff;font-size:14px;z-index:40;box-shadow:var(--shadow)}
.toast.bad{background:var(--danger);color:#fff}
.toast[hidden]{display:none}

/* Impresion por el navegador: solo el ticket, a 58 mm */
@media print{
  @page{size:58mm auto;margin:2mm}
  body *{visibility:hidden}
  .print-area,.print-area *{visibility:visible}
  .print-area{position:absolute;left:0;top:0;width:54mm;border:0;padding:0;font-size:10px;box-shadow:none}
}

.addbtn{background:var(--brand);color:var(--brand-ink);border-radius:14px;width:42px;height:42px;margin-left:4px}
.addbtn:active{background:var(--brand);filter:brightness(.9)}

/* Escaner */
.search input{padding-right:54px}
.scanbtn{position:absolute;right:5px;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:44px;height:38px;border:0;border-radius:10px;background:var(--brand-soft);color:var(--brand)}
.scan{position:fixed;inset:0;z-index:50;background:#000;display:flex;flex-direction:column}
.scan video{flex:1;min-height:0}
.scan-top{position:absolute;top:0;left:0;right:0;z-index:2;display:flex;align-items:center;justify-content:space-between;padding:8px 8px 8px 18px;color:#fff;background:linear-gradient(#000a,#0000)}
.scan-frame{position:absolute;left:50%;top:42%;width:min(70vw,300px);aspect-ratio:1;transform:translate(-50%,-50%);border:3px solid #fff8;border-radius:22px;box-shadow:0 0 0 100vmax rgba(0,0,0,.35);pointer-events:none}
.scan-msg{position:absolute;left:12px;right:12px;bottom:calc(20px + env(safe-area-inset-bottom));padding:14px;border-radius:14px;background:#000b;color:#fff;text-align:center;font-weight:600}
.scan-msg.ok{background:var(--ok);color:#fff}
.scan-msg.bad{background:var(--danger);color:#fff}

/* Nueva factura: resultados de busqueda */
.res{border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow);margin:2px 0 8px;overflow:hidden}
.resitem{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;border:0;border-bottom:1px solid var(--line);background:transparent;text-align:left}
.resitem:last-child{border-bottom:0}
.resitem:active{background:var(--surface2)}
.resitem .main{flex:1;min-width:0}
.resitem .t{font-weight:650}
.resitem .s{font-size:13px;color:var(--mut)}
.resitem .p{font-weight:750;white-space:nowrap}
.empty .ico{width:44px;height:44px;display:block;margin:0 auto 8px;color:var(--mut)}
.login-logo img{mix-blend-mode:multiply;background:transparent}
@media (prefers-color-scheme:dark){.login-logo img{mix-blend-mode:normal;background:#fff}}

.login-logo{padding:calc(28px + env(safe-area-inset-top)) 24px 4px}
.login-logo img{width:min(300px,78%)}

.filtros{display:flex;gap:8px;margin:0 0 8px}
.hero .tam{position:absolute;right:88px;top:12px;padding:7px 11px;border:0;border-radius:999px;background:rgba(255,255,255,.16);color:#fff;font-size:13px;font-weight:700}
.hero-top{padding-right:132px}
.hero .big{font-size:30px}
.tile{min-height:92px;padding:14px}
.tile.wide{min-height:72px}
.tile.wide b{font-size:18px}

.hero-top{padding-right:80px}