:root {
  --bg: #000; --panel: #0d0d11; --panel2: #15151b; --line: #25252e; --text: #fff; --muted: #9ba1ad;
  --accent: #38bdf8; --accent-d: #0ea5e9; --accent-soft: rgba(56, 189, 248, .14);
  --topbar-bg: rgba(0,0,0,.85); --field-bg: #08080b; --line2: #1a1a21; --hover: #101015; --toast-bg: #111116; --on-accent-default: #00131c; --th-bg: #0a0a0d;
  --ok: #34d399; --warn: #fbbf24; --orange: #fb923c; --bad: #f87171; --radius: 12px;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; overflow-x: hidden; -webkit-text-size-adjust: 100%; background: var(--bg); color: var(--text); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
h1, h2, h3 { margin: 0; font-weight: 650; letter-spacing: -.01em; }
h2 { font-size: 20px; } h3 { font-size: 16px; }
.muted { color: var(--muted); } .small { font-size: 12.5px; } .right { text-align: right; } .center { text-align: center; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 13px; }
.row { display: flex; gap: 10px; align-items: center; } .row.wrap { flex-wrap: wrap; } .row.between { justify-content: space-between; }
.grow { flex: 1; min-width: 0; } .gap { gap: 16px; } .mt { margin-top: 14px; } .mb { margin-bottom: 14px; }
.hidden { display: none !important; }

/* ---------- Login */
.login { min-height: 100%; display: grid; place-items: center; padding: 24px; background: radial-gradient(900px 500px at 50% -10%, rgba(56,189,248,.18), transparent 60%), var(--bg); }
.login-card { width: min(400px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: 28px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: .08em; }
.brand .logo { width: 40px; height: 40px; border-radius: 11px; border: 2px solid var(--accent); display: grid; place-items: center; color: var(--accent); font-size: 15px; letter-spacing: 0; background: var(--panel); }
.brand b { color: var(--accent); }

/* ---------- Shell */
.shell { display: grid; grid-template-rows: minmax(0, 1fr); grid-template-columns: 236px minmax(0, 1fr); height: 100vh; height: 100dvh; }
.side { background: var(--panel); border-right: 1px solid var(--line); display: flex; flex-direction: column; padding: 16px 12px; gap: 4px; overflow-y: auto; }
.side .brand { padding: 4px 8px 16px; }
.nav { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; color: var(--muted); cursor: pointer; border: 0; background: none; width: 100%; text-align: left; }
.nav svg { width: 19px; height: 19px; flex: none; }
.nav:hover { background: var(--panel2); color: var(--text); }
.nav.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.side .spacer { flex: 1; }
.main { display: flex; flex-direction: column; min-width: 0; min-height: 0; height: 100%; overflow: hidden; }
.topbar { display: flex; align-items: center; gap: 10px; padding: 10px 18px; border-bottom: 1px solid var(--line); background: var(--topbar-bg); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 5; }
.topbar h2 { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.menu-btn { display: none; }
.content { flex: 1; overflow-y: auto; padding: 18px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border-radius: 999px; background: var(--panel2); border: 1px solid var(--line); font-size: 12.5px; white-space: nowrap; cursor: default; }
.chip.click { cursor: pointer; } .chip.click:hover { border-color: var(--accent); }
.chip.warn { border-color: var(--warn); color: var(--warn); } .chip.bad { border-color: var(--bad); color: var(--bad); } .chip.ok { border-color: var(--ok); color: var(--ok); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); } .dot.off { background: var(--bad); }
.banner { background: rgba(251,191,36,.1); border: 1px solid var(--warn); color: var(--warn); padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; }
.banner.bad { background: rgba(248,113,113,.1); border-color: var(--bad); color: var(--bad); }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: fixed; z-index: 30; inset: 0 auto 0 0; width: 260px; transform: translateX(-100%); transition: transform .2s; }
  .side.open { transform: none; box-shadow: 0 0 0 100vmax rgba(0,0,0,.6); }
  .menu-btn { display: inline-flex; }
  .content { padding: 12px; }
}

/* ---------- Componentes */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.card h3 { margin-bottom: 10px; }
.grid { display: grid; gap: 14px; } .g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); } .grid > *, .card { min-width: 0; }
@media (max-width: 900px) { .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3, .g2 { grid-template-columns: minmax(0, 1fr); } }
.kpi .label { color: var(--muted); font-size: 12.5px; text-transform: uppercase; letter-spacing: .05em; }
.kpi .value { font-size: 26px; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .value.accent { color: var(--accent); } .kpi .sub { color: var(--muted); font-size: 12.5px; margin-top: 2px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 9px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel2); cursor: pointer; min-height: 40px; white-space: nowrap; }
.btn:hover { border-color: #3a3a46; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--accent); color: #00131c; border-color: var(--accent); font-weight: 650; }
.btn.primary:hover { background: #67cdfa; }
.btn.danger { color: var(--bad); border-color: rgba(248,113,113,.4); }
.btn.ghost { background: none; } .btn.sm { padding: 5px 10px; min-height: 32px; font-size: 13px; } .btn.lg { min-height: 52px; font-size: 17px; width: 100%; }
.btn svg { width: 17px; height: 17px; }
label.f { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 4px; }
.field { margin-bottom: 12px; }
input, select, textarea { background: var(--field-bg); border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px; width: 100%; min-height: 40px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
input[type=checkbox] { width: 18px; height: 18px; min-height: 0; accent-color: var(--accent); }
input[type=date] { color-scheme: dark; } select { color-scheme: dark; }
textarea { min-height: 80px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 12px; } @media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
table.tbl { width: 100%; border-collapse: collapse; }
.tbl th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); padding: 10px 12px; border-bottom: 1px solid var(--line); white-space: nowrap; background: var(--th-bg); position: sticky; top: 0; }
.tbl td { padding: 10px 12px; border-bottom: 1px solid var(--line2); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tr.click { cursor: pointer; } .tbl tr.click:hover td { background: var(--hover); }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--panel2); border: 1px solid var(--line); white-space: nowrap; }
.badge.ok { color: var(--ok); border-color: rgba(52,211,153,.4); background: rgba(52,211,153,.08); }
.badge.warn { color: var(--warn); border-color: rgba(251,191,36,.4); background: rgba(251,191,36,.08); }
.badge.orange { color: var(--orange); border-color: rgba(251,146,60,.4); background: rgba(251,146,60,.08); }
.badge.bad { color: var(--bad); border-color: rgba(248,113,113,.4); background: rgba(248,113,113,.08); }
.badge.accent { color: var(--accent); border-color: rgba(56,189,248,.4); background: var(--accent-soft); }
.imp-map { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 8px; }
.imp-col { border: 1px solid var(--line); border-radius: 10px; padding: 8px; display: grid; gap: 4px; background: var(--panel2); min-width: 0; }
.imp-list { max-height: 180px; overflow: auto; font-size: 12.5px; border-radius: 8px; padding: 8px 10px; margin-top: 8px; display: grid; gap: 3px; }
.imp-list.err { background: rgba(248,113,113,.1); color: var(--bad); } .imp-list.warn { background: rgba(251,191,36,.1); color: var(--warn); }
.summary-pre { white-space: pre-wrap; font: 14px/1.5 system-ui, sans-serif; background: var(--field-bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin: 0; }
tr.warnrow td { background: rgba(251,191,36,.08); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 14px; overflow-x: auto; }
.tab { padding: 9px 14px; border: 0; background: none; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.tab.active { color: var(--accent); border-color: var(--accent); }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar input[type=search], .toolbar input[type=text] { max-width: 320px; }
.toolbar select { width: auto; max-width: 220px; }
.empty { padding: 36px; text-align: center; color: var(--muted); }

/* ---------- Modal / toasts */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.72); z-index: 50; display: grid; place-items: center; padding: 12px; overflow-y: auto; }
.modal { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; width: min(520px, 100%); max-height: calc(100vh - 24px); max-height: calc(100dvh - 24px); display: flex; flex-direction: column; }
.modal > form { display: flex; flex-direction: column; min-height: 0; flex: 1 1 auto; }
.modal.wide { width: min(980px, 100%); } .modal.mid { width: min(720px, 100%); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal-body { padding: 18px; overflow-y: auto; } .modal-foot { padding: 12px 18px; border-top: 1px solid var(--line); display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }
#toasts { position: fixed; right: 14px; bottom: 14px; z-index: 90; display: flex; flex-direction: column; gap: 8px; max-width: min(380px, calc(100vw - 28px)); }
.toast { background: var(--toast-bg); border: 1px solid var(--line); border-left: 3px solid var(--accent); padding: 11px 14px; border-radius: 10px; box-shadow: 0 8px 30px rgba(0,0,0,.6); }
.toast.bad { border-left-color: var(--bad); } .toast.ok { border-left-color: var(--ok); }

/* ---------- POS */
.pos { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 400px); gap: 14px; height: 100%; min-height: 0; }
.pos-left { min-width: 0; display: flex; flex-direction: column; min-height: 0; }
.pos-grid { overflow-y: auto; display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; padding: 2px; align-content: start; flex: 1; }
.prod { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px; cursor: pointer; text-align: left; display: flex; flex-direction: column; gap: 6px; min-height: 108px; }
.prod:hover, .prod:focus-visible { border-color: var(--accent); outline: none; }
.prod .pn { font-weight: 600; line-height: 1.25; flex: 1; } .prod .pp { color: var(--accent); font-weight: 700; font-size: 17px; }
.prod.out { opacity: .45; }
.cats { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 8px; }
.cats .chip { cursor: pointer; } .cats .chip.on { background: var(--accent); color: #00131c; border-color: var(--accent); font-weight: 650; }
.cart { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; display: flex; flex-direction: column; min-height: 0; height: 100%; }
.cart-lines { flex: 1; overflow-y: auto; padding: 4px 12px; }
.line { padding: 10px 0; border-bottom: 1px solid var(--line2); }
.line .qty { display: flex; align-items: center; gap: 6px; } .line .qty button { width: 30px; height: 30px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel2); cursor: pointer; }
.line .qty input { width: 58px; text-align: center; padding: 4px; min-height: 30px; }
.cart-foot { padding: 12px; border-top: 1px solid var(--line); }
.totals .t { display: flex; justify-content: space-between; padding: 2px 0; font-variant-numeric: tabular-nums; }
.totals .big { font-size: 28px; font-weight: 800; color: var(--accent); }
.multi { display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; flex-wrap: wrap; }
@media (max-width: 1000px) {
  .pos { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr) auto; height: 100%; gap: 8px; }
  .cart { height: auto; max-height: 52vh; max-height: 52dvh; overflow: hidden; }
  .cart > .row { padding: 6px 8px !important; gap: 6px; flex-wrap: nowrap; }
  .cart > .row .btn { min-height: 34px; padding: 4px 8px; font-size: 12.5px; }
  .cart > .row .btn.grow { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; justify-content: flex-start; }
  .cart-lines { flex: 1 1 auto; min-height: 96px; padding: 0 10px; }
  .cart-foot { padding: 8px 10px; flex: none; }
  .totals .big { font-size: 22px; }
  .cart-foot .row .btn { min-height: 44px; }
}
.payrow { display: grid; grid-template-columns: 1.3fr .9fr 1.2fr 34px; gap: 8px; margin-bottom: 8px; align-items: center; }
.sumbox { background: var(--field-bg); border: 1px solid var(--line); border-radius: 12px; padding: 12px; }
.sumbox .t { display: flex; justify-content: space-between; padding: 2px 0; }
.status-pill { font-weight: 700; padding: 3px 10px; border-radius: 8px; }
.bars { display: flex; align-items: flex-end; gap: 6px; height: 150px; padding-top: 10px; }
.bars .b { flex: 1; max-width: 64px; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 4px; height: 100%; min-width: 0; }
.bars .col { width: 100%; background: var(--accent); border-radius: 5px 5px 0 0; min-height: 2px; position: relative; }
.bars .col.p { background: #7dd3fc55; }
.bars .lbl { font-size: 10.5px; color: var(--muted); white-space: nowrap; }
.hbar { height: 8px; border-radius: 4px; background: var(--accent); }
video.scan { width: 100%; border-radius: 12px; background: #000; max-height: 60vh; }
.billgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 8px; }
.billgrid label { font-size: 12px; color: var(--muted); } .billgrid input { padding: 5px 8px; min-height: 34px; }
.sem { display: inline-block; width: 11px; height: 11px; border-radius: 50%; margin-right: 6px; }
.sem.verde { background: var(--ok); } .sem.amarillo { background: var(--warn); } .sem.naranja { background: var(--orange); } .sem.rojo { background: var(--bad); }
.pre { white-space: pre-wrap; word-break: break-word; }

/* ---------- Escáner con cámara */
.scanbox { position: relative; overflow: hidden; border-radius: 12px; background: #000; }
.scanbox video.scan { display: block; width: 100%; max-height: 48vh; object-fit: cover; border-radius: 0; }
.scanbox .aim { position: absolute; inset: 20% 12%; border: 2px solid var(--accent); border-radius: 14px; box-shadow: 0 0 0 999px rgba(0,0,0,.3); pointer-events: none; }
.scanstatus { margin-top: 10px; padding: 10px 12px; border-radius: 10px; background: var(--panel2); min-height: 46px; color: var(--muted); }
.scanstatus.ok { color: var(--ok); } .scanstatus.bad { color: var(--bad); }

/* ---------- Teléfonos */
.chips { display: flex; align-items: center; gap: 8px; }
.topbar { padding-top: max(10px, env(safe-area-inset-top)); }
@media (max-width: 860px) {
  .topbar { flex-wrap: wrap; padding: max(8px, env(safe-area-inset-top)) 10px 8px; gap: 6px 8px; }
  .topbar h2 { font-size: 17px; }
  .chips { order: 3; flex: 0 0 100%; overflow-x: auto; scrollbar-width: none; padding-bottom: 2px; }
  .chips::-webkit-scrollbar { display: none; }
  .chips > * { flex: none; }
  .content { padding: 10px 10px max(12px, env(safe-area-inset-bottom)); }
  .row.between.wrap, .head-actions { flex-wrap: wrap; }
  .content .row.between { flex-wrap: wrap; }
  input, select, textarea { font-size: 16px; }              /* evita el zoom automático al tocar un campo */
  .btn { min-height: 44px; } .btn.sm { min-height: 36px; }
  .card { padding: 12px; }
  .kpi .value { font-size: 22px; }
  .modal-wrap, .overlay { padding: 8px; }
  .modal { border-radius: 14px; }
  .payrow { grid-template-columns: 1fr 1fr; }
  .payrow > :last-child { grid-column: 2; justify-self: end; }
  .cart-foot { padding-bottom: max(12px, env(safe-area-inset-bottom)); }
}
@media (max-width: 400px) { .pos-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; } .prod { padding: 10px; } .prod .name { font-size: 14px; } }

/* instalación, licencia, marca */
.btn.primary, .cats .chip.on { color: var(--on-accent, #00131c); }
.login-card.wide { width: min(560px, 100%); }
.steps { display: flex; gap: 6px; flex-wrap: wrap; margin: 6px 0 14px; font-size: 12.5px; }
.steps span { padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.steps span.on { border-color: var(--accent); color: var(--accent); font-weight: 600; } .steps span.done { color: var(--ok); }
.pgrid { display: grid; gap: 8px; }
.pcard { display: grid; gap: 3px; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius); cursor: pointer; background: var(--panel2); }
.pcard input { display: none; } .pcard.on { border-color: var(--accent); background: var(--accent-soft); } .pcard.off { opacity: .55; cursor: not-allowed; }
.iid { font-size: 20px; letter-spacing: .06em; padding: 12px; text-align: center; border: 1px dashed var(--accent); border-radius: 10px; margin: 8px 0 12px; user-select: all; }
.lic-banner { padding: 9px 14px; font-size: 13.5px; font-weight: 600; } .lic-banner.warn { background: rgba(251,191,36,.16); color: var(--warn); } .lic-banner.bad { background: rgba(248,113,113,.18); color: var(--bad); }

/* tema claro (se activa con data-theme="light" en <html>) */
:root[data-theme=light] { --bg: #f3f5f8; --panel: #fff; --panel2: #f1f5f9; --line: #d9e0e8; --line2: #e6ebf0; --text: #0f172a; --muted: #5b6678;
  --topbar-bg: rgba(255,255,255,.9); --field-bg: #fff; --hover: #f1f5f9; --toast-bg: #fff; --ok: #059669; --warn: #b45309; --orange: #c2410c; --bad: #dc2626; color-scheme: light; }
:root[data-theme=light] .overlay { background: rgba(15,23,42,.45); }
:root[data-theme=light] .toast { box-shadow: 0 8px 30px rgba(15,23,42,.18); }
:root[data-theme=light] .login { background: radial-gradient(900px 500px at 50% -10%, var(--accent-soft), transparent 60%), var(--bg); }
:root[data-theme=light] .brand .logo { background: #fff; }
:root[data-theme=light] .badge.ok { background: rgba(5,150,105,.12); } 
:root[data-theme=light] { --th-bg: #eef2f6; }
button.kpi { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: var(--radius); font: inherit; cursor: pointer; }