/* Layout: punto de venta — cabecera de marca, pestañas, formulario de venta en una columna, paneles con tablas desplazables. */
:root{
  --bg:#eef1f6; --surface:#ffffff; --surface-2:#f6f8fb; --ink:#14213b; --muted:#5a6781; --line:#d6dce7;
  --brand:#14306b; --brand-ink:#ffffff; --accent:#1d7f47; --accent-ink:#ffffff; --danger:#b42f2f; --warn:#a86a00;
  --warn-bg:#fff6dc; --warn-ink:#6b4b00; --info-bg:#e7efff; --info-ink:#1b3f8f; --ok-bg:#e3f4ea; --ok-ink:#17643a; --bad-bg:#fbe7e7; --bad-ink:#8f2424;
  --paper:#fffef9; --paper-ink:#1b1b1b;
  --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;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0c1220; --surface:#141c2d; --surface-2:#19233a; --ink:#e5eaf3; --muted:#97a3ba; --line:#2b3852;
  --brand:#1a2c55; --brand-ink:#ffffff; --accent:#3fb672; --accent-ink:#06210f; --danger:#f07070; --warn:#f0b43a;
  --warn-bg:#3a2f10; --warn-ink:#f4d98a; --info-bg:#18264a; --info-ink:#a9c2ff; --ok-bg:#12301f; --ok-ink:#8fe0b0; --bad-bg:#3a1717; --bad-ink:#ffb0b0;
  --paper:#f4f2ea; --paper-ink:#1b1b1b; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0c1220; --surface:#141c2d; --surface-2:#19233a; --ink:#e5eaf3; --muted:#97a3ba; --line:#2b3852;
  --brand:#1a2c55; --brand-ink:#ffffff; --accent:#3fb672; --accent-ink:#06210f; --danger:#f07070; --warn:#f0b43a;
  --warn-bg:#3a2f10; --warn-ink:#f4d98a; --info-bg:#18264a; --info-ink:#a9c2ff; --ok-bg:#12301f; --ok-ink:#8fe0b0; --bad-bg:#3a1717; --bad-ink:#ffb0b0;
  --paper:#f4f2ea; --paper-ink:#1b1b1b; color-scheme:dark}
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.45}
header.top{background:var(--brand);color:var(--brand-ink);padding:14px 16px 0}
.brandrow{max-width:1100px;margin:0 auto;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.logo{width:40px;height:40px;border-radius:50%;border:2px solid var(--brand-ink);display:grid;place-items:center;flex:none}
.brandrow h1{font-family:var(--display);font-size:1.55rem;letter-spacing:.04em;margin:0;line-height:1.05}
.brandrow small{display:block;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;opacity:.8}
.who{margin-left:auto;display:flex;flex-direction:row;align-items:center;gap:6px;font-size:.85rem;color:var(--brand-ink)}
.who select{background:transparent;color:var(--brand-ink);border:1px solid rgba(255,255,255,.4);border-radius:6px;padding:4px 6px;font:600 .9rem var(--body)}
.who select option{color:#14213b}
nav.tabs{max-width:1100px;margin:12px auto 0;display:flex;gap:2px;overflow-x:auto;scrollbar-width:none}
nav.tabs button{font:600 .95rem var(--body);color:var(--brand-ink);background:transparent;border:0;padding:10px 14px;border-radius:8px 8px 0 0;opacity:.75;cursor:pointer;white-space:nowrap;position:relative}
nav.tabs button[aria-selected="true"]{background:var(--bg);color:var(--ink);opacity:1}
nav.tabs .badge{display:inline-block;min-width:18px;padding:0 5px;border-radius:9px;background:var(--warn);color:#1b1300;font-size:.72rem;margin-left:4px;text-align:center}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
main{max-width:1100px;margin:0 auto;padding-inline:16px;padding-block:16px 64px;display:flex;flex-direction:column;gap:16px}
.note{background:var(--warn-bg);color:var(--warn-ink);border-radius:8px;padding:10px 12px;font-size:.9rem}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px;display:flex;flex-direction:column;gap:12px;min-width:0}
.panel h2{font-family:var(--display);font-size:1.25rem;letter-spacing:.03em;margin:0;text-transform:uppercase}
.panel h3{font-size:1rem;margin:0}
.muted{color:var(--muted)} .small{font-size:.85rem}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.between{justify-content:space-between}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
label{display:flex;flex-direction:column;gap:4px;font-size:.8rem;font-weight:600;color:var(--muted);min-width:0}
input,select,textarea{font:500 1rem var(--body);color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:9px 10px;width:100%;min-width:0}
input[type=checkbox]{width:auto}
.btn{font:600 .95rem var(--body);border-radius:8px;padding:10px 16px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;white-space:nowrap}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.big{padding:13px 20px;font-size:1.05rem}
.btn.danger{color:var(--danger);border-color:var(--danger)}
.btn.sm{padding:5px 10px;font-size:.84rem}
.btn:disabled{opacity:.45;cursor:not-allowed}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px 14px;min-width:0}
.kpi span{display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.kpi b{font-family:var(--display);font-size:1.5rem;font-variant-numeric:tabular-nums}
.kpi small{display:block;color:var(--muted);font-size:.8rem}
.tw{overflow-x:auto;border:1px solid var(--line);border-radius:8px}
table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums;font-size:.92rem}
th,td{padding:8px 10px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;vertical-align:top}
th{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:var(--surface-2)}
.n{text-align:right} tr:last-child td{border-bottom:0} tr.tot td{font-weight:700;background:var(--surface-2)}
.code{font-family:var(--mono);font-size:.86rem}
.pill{display:inline-block;border-radius:999px;padding:2px 9px;font-size:.78rem;font-weight:700}
.p-ok{background:var(--ok-bg);color:var(--ok-ink)} .p-warn{background:var(--warn-bg);color:var(--warn-ink)} .p-bad{background:var(--bad-bg);color:var(--bad-ink)} .p-info{background:var(--info-bg);color:var(--info-ink)}
.msg{border-radius:8px;padding:10px 12px;font-weight:600}
.msg.ok{background:var(--ok-bg);color:var(--ok-ink)} .msg.err{background:var(--bad-bg);color:var(--bad-ink)} .msg.info{background:var(--info-bg);color:var(--info-ink)}
/* venta */
.search-res{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:8px;max-height:260px;overflow:auto}
.search-res button{display:flex;gap:10px;justify-content:space-between;align-items:center;text-align:left;border:0;border-bottom:1px solid var(--line);background:var(--surface);color:var(--ink);padding:9px 10px;font:500 .95rem var(--body);cursor:pointer}
.search-res button:last-child{border-bottom:0}
.search-res button:hover{background:var(--surface-2)}
.line{border:1px solid var(--line);border-radius:8px;padding:10px;display:grid;grid-template-columns:1fr;gap:8px;background:var(--surface-2)}
.line .top{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}
.line .fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:8px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{border:0;background:var(--surface);color:var(--ink);padding:8px 12px;font:600 .9rem var(--body);cursor:pointer;border-right:1px solid var(--line)}
.seg button:last-child{border-right:0}
.seg button[aria-pressed="true"]{background:var(--brand);color:var(--brand-ink)}
.seg button:disabled{opacity:.35;cursor:not-allowed}
.pay{border:1px solid var(--line);border-radius:8px;padding:10px;display:flex;flex-direction:column;gap:8px}
.pay.transfer{border-left:4px solid var(--info-ink)}
.pay.cash{border-left:4px solid var(--accent)}
.summary{display:grid;grid-template-columns:1fr auto;gap:4px 16px;font-variant-numeric:tabular-nums;font-size:1rem}
.summary .big{font-family:var(--display);font-size:1.7rem;line-height:1}
.summary .em{font-weight:700}
.out{display:block;font:600 1rem var(--body);color:var(--ink);background:var(--surface-2);border:1px dashed var(--line);border-radius:8px;padding:9px 10px;font-variant-numeric:tabular-nums}
.ph{position:relative;display:inline-block}
.phx{position:absolute;top:-8px;right:-8px;width:26px;height:26px;border-radius:50%;border:0;background:var(--danger);color:#fff;font:700 1rem/1 var(--body);cursor:pointer}
label.btn{display:inline-block;color:var(--ink)}
.thumb{width:64px;height:64px;object-fit:cover;border-radius:6px;border:1px solid var(--line);cursor:zoom-in}
.photo-req{border:2px dashed var(--info-ink);border-radius:8px;padding:10px;color:var(--info-ink);font-weight:600;text-align:center}
/* modal */
[hidden]{display:none!important}
.modal{position:fixed;inset:0;background:rgba(5,10,20,.6);display:flex;align-items:flex-start;justify-content:center;padding:24px 16px;overflow:auto;z-index:20}
.sheet{background:var(--surface);border-radius:12px;max-width:560px;width:100%;padding:16px;display:flex;flex-direction:column;gap:12px}
.sheet img.full{width:100%;border-radius:8px}
.ticket{background:var(--paper);color:var(--paper-ink);font-family:var(--mono);font-size:12.5px;line-height:1.45;width:100%;max-width:320px;margin:0 auto;padding:14px 12px;border:1px solid var(--line);box-shadow:0 2px 10px rgba(0,0,0,.12)}
.ticket .c{text-align:center} .ticket hr{border:0;border-top:1px dashed #777;margin:6px 0}
.ticket .r{display:flex;justify-content:space-between;gap:8px} .ticket b{font-weight:700}
.legend{display:flex;gap:6px 14px;flex-wrap:wrap;font-size:.85rem}
.bar{height:8px;border-radius:4px;background:var(--brand);opacity:.85}
@media (prefers-reduced-motion:no-preference){.panel{animation:in .16s ease-out}@keyframes in{from{transform:translateY(4px)}to{transform:none}}}

/* ---- sistema real: acceso, estado de conexión ---- */
html,body{margin:0}
.login{min-height:100vh;display:grid;place-items:center;padding-inline:16px;padding-block:24px;background:var(--brand)}
.login .card{background:var(--surface);color:var(--ink);border-radius:14px;padding:22px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:12px}
.login h1{font-family:var(--display);font-size:1.6rem;letter-spacing:.04em;margin:0;color:var(--brand)}
:root[data-theme="dark"] .login h1{color:var(--ink)}
.netbar{display:flex;align-items:center;gap:8px;font-size:.82rem;max-width:1100px;margin:8px auto 0;flex-wrap:wrap}
.netbar .dot{width:9px;height:9px;border-radius:50%;background:#3fb672;display:inline-block}
.netbar.off .dot{background:#f0b43a}
.netbar button{background:transparent;border:1px solid rgba(255,255,255,.45);color:var(--brand-ink);border-radius:6px;padding:2px 8px;font:600 .8rem var(--body);cursor:pointer}
.who .rol{opacity:.8;font-size:.78rem}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .login h1{color:var(--ink)}}