:root {
  color-scheme: light;
  --bg: #f4f4f1;
  --surface: #fcfcfb;
  --surface-2: #f0efec;
  --border: #e3e2dd;
  --text: #0b0b0b;
  --text-2: #52514e;
  --muted: #7a7974;
  --grid: #ebeae6;
  --accent: #2a78d6;
  --accent-soft: #e4effc;
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100;
  --s5: #e87ba4; --s6: #008300; --s7: #6250d6; --s8: #e34948;
  --good: #0ca30c; --warning: #fab219; --critical: #d03b3b;
  --up: #006300; --down: #b42318;
  --q1: #cde2fb; --q2: #9ec5f4; --q3: #6da7ec; --q4: #3987e5; --q5: #256abf; --q6: #184f95; --q7: #0d366b;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 16px rgba(0,0,0,.04);
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --bg: #121211; --surface: #1a1a19; --surface-2: #232321; --border: #2e2e2b;
    --text: #f0efec; --text-2: #c3c2b7; --muted: #8f8e86; --grid: #2a2a27;
    --accent: #3987e5; --accent-soft: #1b2b42;
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
    --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
    --up: #4cc94c; --down: #ff8a80;
    --q1: #1b2b42; --q2: #184f95; --q3: #1c5cab; --q4: #256abf; --q5: #3987e5; --q6: #6da7ec; --q7: #b7d3f6;
    --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121211; --surface: #1a1a19; --surface-2: #232321; --border: #2e2e2b;
  --text: #f0efec; --text-2: #c3c2b7; --muted: #8f8e86; --grid: #2a2a27;
  --accent: #3987e5; --accent-soft: #1b2b42;
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
  --s5: #d55181; --s6: #008300; --s7: #9085e9; --s8: #e66767;
  --up: #4cc94c; --down: #ff8a80;
  --q1: #1b2b42; --q2: #184f95; --q3: #1c5cab; --q4: #256abf; --q5: #3987e5; --q6: #6da7ec; --q7: #b7d3f6;
  --shadow: none;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; font-weight: 600; }
h1 { font-size: 18px; letter-spacing: -.01em; }
h2 { font-size: 14px; }
button, input, select { font: inherit; color: inherit; }
.muted, .hint, .sub { color: var(--muted); }
.hint, .sub { font-size: 12px; margin: 2px 0 0; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* cabecera */
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 24px; background: var(--surface); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo { width: 34px; height: 34px; flex: none; }
.logo rect { fill: var(--accent); }
.logo path { stroke: #fff; stroke-width: 3; stroke-linecap: round; fill: none; }
.top-right { display: flex; align-items: center; gap: 8px; }
.live {
  display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--border);
  background: var(--surface); border-radius: 999px; padding: 6px 12px; cursor: pointer; color: var(--text-2);
}
.live .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.live.activo .dot { background: var(--good); box-shadow: 0 0 0 0 rgba(12,163,12,.5); animation: pulso 1.6s infinite; }
.live.activo { color: var(--text); }
@keyframes pulso { 70% { box-shadow: 0 0 0 8px rgba(12,163,12,0); } 100% { box-shadow: 0 0 0 0 rgba(12,163,12,0); } }
@media (prefers-reduced-motion: reduce) { .live.activo .dot { animation: none; } }
.icon-btn {
  width: 34px; height: 34px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); cursor: pointer; color: var(--text-2);
}
.icon-btn:hover, .live:hover { background: var(--surface-2); }

/* filtros */
.filters {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 14px 24px 6px;
}
.presets { display: flex; flex-wrap: wrap; gap: 4px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; padding: 3px; }
.presets button { border: 0; background: transparent; padding: 5px 10px; border-radius: 7px; cursor: pointer; color: var(--text-2); }
.presets button:hover { background: var(--surface-2); }
.presets button.on { background: var(--accent); color: #fff; }
.range { display: flex; gap: 8px; color: var(--text-2); font-size: 13px; }
.range input, .selects select, .selects input {
  border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 5px 8px; height: 32px;
}
.selects { display: flex; flex-wrap: wrap; gap: 8px; }
.selects input[type=search] { min-width: 260px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; width: 100%; }
.chips:empty { display: none; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; background: var(--accent-soft); color: var(--text);
  border: 1px solid transparent; border-radius: 999px; padding: 3px 6px 3px 10px; font-size: 12px;
}
.chip button { border: 0; background: transparent; cursor: pointer; padding: 0 4px; color: var(--text-2); font-size: 14px; line-height: 1; }
.chip.clear { background: transparent; border-color: var(--border); cursor: pointer; padding-right: 10px; }

/* pestañas */
.tabs { display: flex; gap: 2px; padding: 8px 24px 0; border-bottom: 1px solid var(--border); overflow-x: auto; }
.tabs button {
  border: 0; background: transparent; padding: 10px 14px; cursor: pointer; color: var(--text-2);
  border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap;
}
.tabs button.on { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }
main { padding: 18px 24px 48px; max-width: 1500px; margin: 0 auto; }
.tab { display: none; }
.tab.on { display: block; }

/* tarjetas */
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px;
  box-shadow: var(--shadow); text-align: left; cursor: default; position: relative;
}
button.kpi { cursor: pointer; width: 100%; }
button.kpi:hover { border-color: var(--accent); }
.kpi .label { color: var(--text-2); font-size: 12px; display: flex; align-items: center; gap: 6px; }
.kpi .swatch { width: 8px; height: 8px; border-radius: 2px; }
.kpi .value { font-size: 26px; font-weight: 650; letter-spacing: -.02em; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .value small { font-size: 14px; font-weight: 500; color: var(--text-2); margin-left: 2px; }
.kpi .foot { font-size: 12px; color: var(--muted); margin-top: 2px; display: flex; gap: 6px; flex-wrap: wrap; }
.delta { font-weight: 600; }
.delta.mejor { color: var(--up); }
.delta.peor { color: var(--down); }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px;
  box-shadow: var(--shadow); min-width: 0;
}
.card.wide { grid-column: 1 / -1; }
.card > header { margin-bottom: 10px; }
.card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.head-tools { display: flex; align-items: center; gap: 8px; }
.small-label { font-size: 12px; display: inline-flex; align-items: center; gap: 6px; }
.small-label select { border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 3px 6px; height: 28px; }
.btn.small { padding: 3px 10px; font-size: 12px; }
.card .table-wrap.scroll { max-height: 340px; overflow: auto; }
.chart { position: relative; min-height: 60px; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.empty { color: var(--muted); font-size: 13px; padding: 18px 0; text-align: center; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12px; color: var(--text-2); margin-bottom: 8px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 10px; height: 10px; border-radius: 3px; display: inline-block; }
.notice {
  background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--warning);
  border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; color: var(--text-2);
}
.notice code { background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }

/* gráficas */
.axis text, .tick { fill: var(--muted); font-size: 11px; }
.gridline { stroke: var(--grid); stroke-width: 1; }
.baseline { stroke: var(--border); stroke-width: 1; }
.mark { cursor: pointer; }
.mark:hover, .hrow:hover .hfill { filter: brightness(1.08) saturate(1.05); }
.hit { fill: transparent; cursor: pointer; }
.hrow { cursor: pointer; }
.hrow:hover .hlabel { fill: var(--text); }
.hlabel { fill: var(--text-2); font-size: 12px; }
.hvalue { fill: var(--text); font-size: 12px; font-variant-numeric: tabular-nums; font-weight: 600; }
.htrack { fill: var(--surface-2); }
.cell { cursor: pointer; stroke: var(--surface); stroke-width: 2; }
.cell:hover { stroke: var(--text); stroke-width: 1.5; }
.line { fill: none; stroke: var(--s1); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.area { fill: var(--s1); opacity: .10; }
.cross { stroke: var(--muted); stroke-dasharray: 3 3; }
.dot-mark { fill: var(--s1); stroke: var(--surface); stroke-width: 2; }

.tooltip {
  position: fixed; z-index: 50; pointer-events: none; background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px; padding: 8px 10px; font-size: 12px;
  box-shadow: 0 8px 24px rgba(0,0,0,.14); min-width: 140px; max-width: 280px;
}
.tooltip .tt-title { font-weight: 600; margin-bottom: 4px; }
.tooltip .tt-row { display: flex; align-items: center; gap: 6px; justify-content: space-between; }
.tooltip .tt-row span:first-child { display: inline-flex; align-items: center; gap: 6px; color: var(--text-2); }
.tooltip i { width: 8px; height: 8px; border-radius: 2px; display: inline-block; }
.tooltip b { font-variant-numeric: tabular-nums; }

/* tablas */
.toolbar { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.spacer { flex: 1; }
.btn {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border); background: var(--surface);
  border-radius: 8px; padding: 6px 12px; text-decoration: none; color: var(--text); cursor: pointer;
}
.btn:hover { background: var(--surface-2); }
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.card .table-wrap { border: 0; border-radius: 0; }
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table th {
  text-align: left; font-weight: 600; color: var(--text-2); font-size: 12px; padding: 10px 12px;
  border-bottom: 1px solid var(--border); white-space: nowrap; background: var(--surface); position: sticky; top: 0;
}
.table th[data-orden] { cursor: pointer; }
.table th[data-orden]:hover { color: var(--text); }
.table th.sorted::after { content: " ↓"; }
.table th.sorted.asc::after { content: " ↑"; }
.table td { padding: 9px 12px; border-bottom: 1px solid var(--grid); white-space: nowrap; }
.table tbody tr { cursor: pointer; }
.table tbody tr:hover td { background: var(--surface-2); }
.table td.wrap { white-space: normal; min-width: 160px; }
.badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text);
}
.badge i { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.pager { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 12px; color: var(--text-2); }
.pager button { border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 5px 12px; cursor: pointer; }
.pager button:disabled { opacity: .4; cursor: default; }
.bar-cell { display: flex; align-items: center; gap: 8px; }
.bar-cell .b { height: 6px; border-radius: 3px; background: var(--s1); }

/* detalle */
.drawer { position: fixed; inset: 0; z-index: 40; display: none; }
.drawer.open { display: block; }
.drawer::before { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.35); }
.drawer-panel {
  position: absolute; top: 0; right: 0; bottom: 0; width: min(760px, 100%); background: var(--bg);
  display: flex; flex-direction: column; box-shadow: -10px 0 40px rgba(0,0,0,.2);
}
.drawer-head {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 16px 20px;
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.drawer-body { overflow-y: auto; padding: 16px 20px 40px; display: flex; flex-direction: column; gap: 14px; }
.facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.fact { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; }
.fact .k { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .03em; }
.fact .v { font-weight: 600; margin-top: 2px; overflow-wrap: anywhere; }
dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
dl.kv dt { color: var(--muted); }
dl.kv dd { margin: 0; overflow-wrap: anywhere; }
.chat { display: flex; flex-direction: column; gap: 8px; }
.msg { max-width: 86%; padding: 8px 12px; border-radius: 12px; font-size: 13px; }
.msg .t { font-size: 11px; color: var(--muted); display: block; margin-bottom: 2px; }
.msg.agente { align-self: flex-start; background: var(--surface); border: 1px solid var(--border); border-top-left-radius: 4px; }
.msg.cliente { align-self: flex-end; background: var(--accent-soft); border-top-right-radius: 4px; }
.msg.sistema { align-self: center; background: transparent; color: var(--muted); font-size: 12px; max-width: 100%; padding: 2px 8px; text-align: center; }
.toggle-sistema { font-size: 12px; color: var(--text-2); display: inline-flex; gap: 6px; align-items: center; }
.events { font-size: 12px; }
.events td { padding: 4px 8px; }
.link { color: var(--accent); cursor: pointer; text-decoration: underline; background: none; border: 0; padding: 0; }

@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  .top, .filters, .tabs, main { padding-left: 16px; padding-right: 16px; }
  .selects input[type=search] { min-width: 0; width: 100%; }
  .kpi .value { font-size: 22px; }
}
@media (max-width: 560px) {
  .top { padding-top: 10px; padding-bottom: 10px; }
  h1 { font-size: 15px; }
  .top .sub { display: none; }
  .live { padding: 6px 10px; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .kpi { padding: 10px 12px; }
  .kpi .value { font-size: 19px; }
  .kpi .foot span:last-child { display: none; }
  .card { padding: 14px; }
}
@media print {
  .top, .filters, .tabs, .pager, .toolbar { display: none; }
  .tab { display: block !important; }
}

/* inicio de sesión */
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login { width: 100%; max-width: 380px; }
.login-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 28px;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 14px;
}
.login-card .brand { margin-bottom: 8px; }
.login-card label { display: flex; flex-direction: column; gap: 6px; color: var(--text-2); font-size: 13px; }
.login-card input {
  border: 1px solid var(--border); background: var(--bg); border-radius: 10px; padding: 10px 12px; font-size: 15px;
}
.login-card input:focus, .selects input:focus, .selects select:focus, .range input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.login-btn {
  background: var(--accent); color: #fff; border: 0; border-radius: 10px; padding: 11px; font-weight: 600; cursor: pointer;
}
.login-btn:disabled { opacity: .7; cursor: default; }
.login-error { color: var(--down); margin: 0; font-size: 13px; }