:root {
  --pri: #c4500a; --pri-h: #e0650f; --pri-d: #1c1c1c;
  --head: #161616; --side: #0e0e0e;
  --txt: #1e1e1e; --muted: #5f6368;
  --borde: #c5c9d0; --borde-in: #8a8f98;
  --fondo: #eceef1; --panel: #fff;
  --ok: #2a8a3a; --warn: #b07d00; --mal: #a40000;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font: 13px/1.4 "Segoe UI", Tahoma, Arial, sans-serif; color: var(--txt); background: var(--fondo); }
[hidden] { display: none !important; }
h1 { font-size: 16px; margin: 0 0 2px; color: var(--pri-d); }
.muted { color: var(--muted); margin: 0; }
.error { color: var(--mal); background: #fdecec; border: 1px solid #f2b8b8; padding: 8px; border-radius: 4px; margin: 0; }
.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.mono { font-family: Consolas, "Courier New", monospace; font-size: 12px; }
svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* Botones */
.btn { height: 30px; padding: 0 16px; border-radius: 4px; border: 1px solid var(--borde-in); background: #fff; color: var(--txt); font: inherit; cursor: pointer; white-space: nowrap; display: inline-flex; align-items: center; gap: 8px; }
.btn:hover { background: #f4f5f7; }
.btn:disabled { opacity: .5; cursor: default; }
.btn--pri { background: var(--pri); border-color: var(--pri); color: #fff; font-weight: 600; }
.btn--pri:hover { background: var(--pri-h); }
.btn--mal { color: var(--mal); border-color: #d8a0a0; }
.btn--mal:hover { background: #fdecec; }
.btn--ghost { border-color: transparent; background: transparent; color: inherit; }
.btn--ghost:hover { background: rgba(255,255,255,.12); }
.btn--sm { height: 26px; padding: 0 8px; font-size: 12px; }
.btn--full { width: 100%; justify-content: center; height: 36px; }

input, select { height: 30px; padding: 0 8px; border: 1px solid var(--borde-in); border-radius: 3px; font: inherit; background: #fff; color: var(--txt); }
input:focus, select:focus { outline: 2px solid var(--pri-h); outline-offset: -1px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 11px; text-transform: uppercase; color: var(--muted); letter-spacing: .02em; }
label input, label select { text-transform: none; font-size: 13px; color: var(--txt); letter-spacing: 0; }
.chk { flex-direction: row; align-items: center; gap: 8px; text-transform: none; font-size: 13px; color: var(--txt); }
.chk input { height: auto; }

/* Login */
.login { min-height: 100%; display: grid; place-items: center; padding: 24px; background: radial-gradient(circle at 50% 30%, #2a1a10, #0b0b0b 70%); }
.login__card { width: 384px; background: var(--panel); border-radius: 8px; padding: 32px; display: flex; flex-direction: column; gap: 16px; box-shadow: 0 16px 48px rgba(0,0,0,.4); }
.login__logo { width: 200px; align-self: center; border-radius: 12px; margin: -8px 0 8px; }
.login__card h1, .login__card .muted { text-align: center; }

/* Ventana de escritorio */
.app { height: 100vh; display: grid; grid-template-columns: 248px 1fr; overflow: hidden; }
.side { background: var(--side); color: #ddd; display: flex; flex-direction: column; border-right: 1px solid #000; }
.side__marca { padding: 24px 24px 16px; text-align: center; border-bottom: 1px solid #222; }
.side__logo { width: 200px; height: auto; border-radius: 12px; display: block; margin: 0 auto; }
.side__sub { margin-top: 8px; font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: #9a9a9a; }
.nav { display: flex; flex-direction: column; padding: 16px 0; gap: 2px; flex: 1; }
.nav__item { display: flex; align-items: center; gap: 12px; height: 40px; padding: 0 24px; background: none; border: 0; border-left: 4px solid transparent; color: #cfcfcf; font: inherit; font-size: 14px; text-align: left; cursor: pointer; }
.nav__item:hover { background: #1b1b1b; color: #fff; }
.nav__item.activo { background: #1f1409; border-left-color: var(--pri-h); color: #fff; font-weight: 600; }
.nav__item.activo svg { color: var(--pri-h); }
.side__pie { padding: 16px 24px; border-top: 1px solid #222; display: flex; flex-direction: column; gap: 8px; }
.side__app { color: #f5b27a; text-decoration: none; font-size: 12px; }
.side__app:hover { text-decoration: underline; }
.side__user { display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: #aaa; }

.win { display: flex; flex-direction: column; min-width: 0; height: 100vh; }
.win__title { height: 40px; flex: none; background: var(--head); color: #fff; display: flex; align-items: center; gap: 16px; padding: 0 24px; border-bottom: 3px solid var(--pri); font-weight: 600; font-size: 14px; }
.win__ctx { font-weight: 400; color: #aaa; font-size: 12px; }
.win__body { flex: 1; overflow: auto; padding: 16px 24px; display: flex; flex-direction: column; gap: 16px; }
.status { height: 24px; flex: none; background: #dfe2e6; border-top: 1px solid var(--borde); display: flex; align-items: center; gap: 24px; padding: 0 16px; font-size: 11px; color: #444; }
.status__der { margin-left: auto; }
.st-ok::before { content: ''; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); margin-right: 6px; }

/* Barra de pagina */
.barra { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.barra__titulo { margin-right: auto; }
.barra__acciones { display: flex; gap: 8px; align-items: flex-end; }

/* Panel / grilla */
.panel { background: var(--panel); border: 1px solid var(--borde); border-radius: 4px; overflow: hidden; }
.panel__cab { padding: 8px 16px; border-bottom: 1px solid var(--borde); display: flex; gap: 16px; align-items: center; font-weight: 600; background: #f7f8fa; }
.panel__pie { padding: 8px 16px; border-top: 1px solid var(--borde); display: flex; gap: 16px; align-items: center; color: var(--muted); }
.panel__pie b { color: var(--txt); }
.grid-wrap { overflow: auto; max-height: calc(100vh - 330px); }
table.grid { width: 100%; border-collapse: collapse; }
.grid th { background: var(--head); color: #fff; font-weight: 600; text-align: left; padding: 0 8px; height: 30px; position: sticky; top: 0; white-space: nowrap; }
.grid th.num { text-align: right; }
.grid td { padding: 0 8px; height: 28px; border-bottom: 1px solid #e3e6ea; }
.grid tbody tr:nth-child(even) td { background: #f8f9fb; }
.grid tbody tr:hover td { background: #fdf1e8; }
.grid tr.clic { cursor: pointer; }
.grid .vacio { text-align: center; color: var(--muted); height: 64px; }

/* Badges */
.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; white-space: nowrap; }
.b-ok { background: #e3f3e6; color: var(--ok); }
.b-falta { background: #fde8e8; color: var(--mal); }
.b-sobra { background: #fff3d6; color: var(--warn); }
.b-gris { background: #eceef1; color: var(--muted); }
.b-azul { background: #fdeadb; color: #9a3d05; }
.neg { color: var(--mal); font-weight: 600; }
.pos { color: var(--warn); font-weight: 600; }

/* KPIs */
.kpis { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.kpi { background: var(--panel); border: 1px solid var(--borde); border-left: 4px solid var(--pri); border-radius: 4px; padding: 8px 16px; }
.kpi__lbl { font-size: 11px; text-transform: uppercase; color: var(--muted); }
.kpi__val { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 2px; }
.kpi--mal { border-left-color: var(--mal); }
.kpi--warn { border-left-color: var(--warn); }
.kpi--ok { border-left-color: var(--ok); }

.seg { display: inline-flex; border: 1px solid var(--borde-in); border-radius: 3px; overflow: hidden; }
.seg button { white-space: nowrap; height: 28px; border: 0; border-right: 1px solid var(--borde); background: #fff; padding: 0 12px; font: inherit; cursor: pointer; }
.seg button:last-child { border-right: 0; }
.seg button.activo { background: var(--pri); color: #fff; }

.dos-col { display: grid; grid-template-columns: 1fr 320px; gap: 16px; align-items: start; }
@media (max-width: 1600px) { .dos-col { grid-template-columns: 1fr; } }
.info { display: flex; gap: 24px; color: var(--muted); flex-wrap: wrap; }
.info b { color: var(--txt); }

/* Zona de carga de planilla */
.drop { border: 2px dashed #b9bdc4; border-radius: 8px; background: #fff; padding: 24px 32px; display: flex; flex-direction: row; align-items: center; justify-content: center; gap: 24px; cursor: pointer; text-transform: none; letter-spacing: 0; font-size: 13px; color: var(--txt); }
.drop:hover, .drop.sobre { border-color: var(--pri); background: #fff8f3; }
.drop svg { width: 48px; height: 48px; color: var(--pri); stroke-width: 1.5; }
.drop b { font-size: 15px; display: block; margin-bottom: 4px; }
.drop .muted { font-size: 12px; }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(15,15,15,.5); display: grid; place-items: center; z-index: 20; padding: 24px; }
.modal__box { background: #fff; border-radius: 6px; width: 480px; max-width: 100%; max-height: 90vh; display: flex; flex-direction: column; overflow: hidden; box-shadow: 0 16px 48px rgba(0,0,0,.3); }
.modal__head { height: 36px; background: var(--head); color: #fff; display: flex; align-items: center; justify-content: space-between; padding: 0 16px; font-weight: 600; border-bottom: 3px solid var(--pri); }
.modal__x { background: none; border: 0; color: #fff; font-size: 22px; cursor: pointer; width: 32px; height: 32px; }
.modal__body { padding: 16px; overflow: auto; display: flex; flex-direction: column; gap: 16px; }
.modal__foot { padding: 8px 16px; background: #f3f5f8; border-top: 1px solid var(--borde); display: flex; justify-content: flex-end; gap: 8px; }
.modal__foot .izq { margin-right: auto; }
.fila { display: flex; gap: 16px; }
.fila > * { flex: 1; }

.toast { position: fixed; bottom: 40px; right: 24px; background: #1e1e1e; color: #fff; padding: 12px 16px; border-radius: 6px; z-index: 30; max-width: 460px; box-shadow: 0 8px 24px rgba(0,0,0,.25); border-left: 4px solid var(--ok); }
.toast.mal { border-left-color: var(--mal); }

@media print {
  .side, .win__title, .status, .barra__acciones, .seg, .no-print { display: none !important; }
  .app { display: block; height: auto; }
  .win { height: auto; }
  body { background: #fff; }
  .win__body { padding: 0; overflow: visible; }
  .grid-wrap { max-height: none; overflow: visible; }
  .grid th { background: #ddd !important; color: #000; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .grid tbody tr:nth-child(even) td { background: none; }
  .kpis { grid-template-columns: repeat(3, 1fr); }
  .dos-col { display: block; }
  @page { size: A4 landscape; margin: 10mm; }
}