:root {
  color-scheme: light;
  --bg: #f4f4f2;
  --surface: #fcfcfb;
  --surface-2: #efeeea;
  --border: #dddcd6;
  --text: #0b0b0b;
  --text-2: #52514e;
  --text-3: #7a7974;
  --accent: #2a78d6;
  --accent-ink: #ffffff;
  --series-1: #2a78d6;
  --ok: #1a7f37;
  --ok-bg: #e3f4e7;
  --warn: #9a6700;
  --warn-bg: #fdf1d6;
  --bad: #c62828;
  --bad-bg: #fbe4e4;
  --muted-bg: #ebeae6;
  --radius: 8px;
  --sidebar: 232px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #121211;
    --surface: #1a1a19;
    --surface-2: #232321;
    --border: #34332f;
    --text: #ffffff;
    --text-2: #c3c2b7;
    --text-3: #93928a;
    --accent: #3987e5;
    --series-1: #3987e5;
    --ok: #57c26f;
    --ok-bg: #16311d;
    --warn: #e3b341;
    --warn-bg: #3a2d0c;
    --bad: #f47067;
    --bad-bg: #3d1716;
    --muted-bg: #2a2a27;
  }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.45; }
a { color: var(--accent); }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 12px; }

/* Layout ------------------------------------------------------------------ */
.layout { display: grid; grid-template-columns: var(--sidebar) 1fr; min-height: 100vh; }
.sidebar { background: var(--surface); border-right: 1px solid var(--border); padding: 20px 12px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; }
.brand { font-weight: 700; font-size: 17px; padding: 0 10px 16px; }
.brand small { display: block; font-weight: 400; color: var(--text-3); font-size: 12px; }
.nav a { display: block; padding: 8px 10px; border-radius: 6px; color: var(--text-2); text-decoration: none; }
.nav a:hover { background: var(--surface-2); color: var(--text); }
.nav a.activo { background: var(--accent); color: var(--accent-ink); }
.sidebar-footer { margin-top: auto; padding: 10px; border-top: 1px solid var(--border); color: var(--text-3); font-size: 12px; }
.sidebar-footer form { margin-top: 8px; }
.main { padding: 24px 28px; min-width: 0; }
.page-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.page-header p { margin: 4px 0 0; color: var(--text-2); }

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; padding: 10px 16px; }
  .brand { padding: 0 8px 0 0; }
  .nav { display: flex; flex-wrap: wrap; gap: 2px; }
  .sidebar-footer { margin: 0 0 0 auto; border: 0; padding: 0; }
  .main { padding: 16px; }
}

/* Controls ---------------------------------------------------------------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; align-items: end; }
.filtros label { display: flex; flex-direction: column; gap: 2px; font-size: 12px; color: var(--text-2); }
input, select, textarea { font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 7px 9px; min-width: 0; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { resize: vertical; min-height: 80px; }
.btn { font: inherit; border: 1px solid var(--border); background: var(--surface); color: var(--text); border-radius: 6px; padding: 6px 12px; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--surface-2); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primario { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn-primario:hover { filter: brightness(1.08); background: var(--accent); }
.btn-peligro { color: var(--bad); border-color: var(--bad); }
.btn-ok { color: var(--ok); border-color: var(--ok); }
.btn-sm { padding: 3px 8px; font-size: 13px; }
.acciones { display: flex; gap: 4px; flex-wrap: wrap; }

/* Table ------------------------------------------------------------------- */
.tabla-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; font-weight: 600; color: var(--text-2); background: var(--surface-2); white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--surface-2); }
td .sub { display: block; color: var(--text-3); font-size: 12px; }
.vacio { text-align: center; color: var(--text-3); padding: 28px; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

.paginacion { display: flex; justify-content: space-between; align-items: center; margin-top: 10px; color: var(--text-2); font-size: 13px; }

/* Badges ------------------------------------------------------------------ */
.badge { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; padding: 2px 8px; border-radius: 999px; background: var(--muted-bg); color: var(--text-2); white-space: nowrap; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-warn { background: var(--warn-bg); color: var(--warn); }
.badge-bad { background: var(--bad-bg); color: var(--bad); }

/* Dialog ------------------------------------------------------------------ */
dialog { border: 1px solid var(--border); border-radius: 12px; padding: 0; width: min(560px, calc(100vw - 32px)); background: var(--surface); color: var(--text); }
dialog::backdrop { background: rgb(0 0 0 / .45); }
.dialog-head { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.dialog-body { padding: 16px 18px; display: grid; gap: 12px; max-height: 70vh; overflow-y: auto; }
.dialog-foot { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }
.campo { display: grid; gap: 4px; }
.campo label { font-size: 12px; color: var(--text-2); font-weight: 600; }
.fila-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 520px) { .fila-2 { grid-template-columns: 1fr; } }
.detalle { display: grid; grid-template-columns: 140px 1fr; gap: 6px 12px; margin: 0; }
.detalle dt { color: var(--text-3); }
.detalle dd { margin: 0; word-break: break-word; }
.error-form { color: var(--bad); font-size: 13px; white-space: pre-line; }
pre.json { background: var(--surface-2); padding: 10px; border-radius: 6px; overflow-x: auto; font-size: 12px; margin: 0; }

/* Toast ------------------------------------------------------------------- */
#toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 50; }
.toast { background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; box-shadow: 0 4px 16px rgb(0 0 0 / .2); max-width: 360px; }
.toast-error { background: var(--bad); color: #fff; }

/* Dashboard --------------------------------------------------------------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi .etiqueta { color: var(--text-2); font-size: 12px; }
.kpi .valor { font-size: 28px; font-weight: 650; font-variant-numeric: tabular-nums; }
.kpi .detalle-kpi { color: var(--text-3); font-size: 12px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 12px; }

.barras { display: flex; align-items: flex-end; gap: 2px; height: 160px; border-bottom: 1px solid var(--border); padding-top: 8px; position: relative; }
.barra { flex: 1; background: var(--series-1); border-radius: 4px 4px 0 0; min-height: 2px; position: relative; }
.barra:hover { filter: brightness(1.15); }
.barra-hit { flex: 1; height: 100%; display: flex; align-items: flex-end; cursor: default; }
.eje-x { display: flex; justify-content: space-between; color: var(--text-3); font-size: 11px; margin-top: 4px; }
.tooltip { position: fixed; pointer-events: none; background: var(--text); color: var(--bg); padding: 5px 8px; border-radius: 6px; font-size: 12px; z-index: 60; display: none; }

.lista-barras { display: grid; gap: 8px; }
.lista-barras .fila { display: grid; grid-template-columns: 150px 1fr 44px; gap: 8px; align-items: center; font-size: 13px; }
.lista-barras .pista { height: 10px; }
.lista-barras .relleno { height: 10px; background: var(--series-1); border-radius: 0 4px 4px 0; min-width: 2px; }
.lista-barras .fila span:first-child { color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Login ------------------------------------------------------------------- */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(380px, 100%); display: grid; gap: 14px; padding: 24px; }
.errorlist { color: var(--bad); margin: 0; padding-left: 18px; font-size: 13px; }