:root {
  --bg: #f4f6f5; --panel: #ffffff; --ink: #14201f; --muted: #5d6b69; --line: #dfe5e3;
  --brand: #0f3d3e; --brand-2: #16595a; --accent: #e8a33d; --ok: #1f7a4d; --warn: #b7791f; --bad: #b3261e;
  --ok-bg: #e5f3eb; --warn-bg: #fdf3e1; --bad-bg: #fbe8e6; --info-bg: #e6eff0;
  --radius: 12px; --shadow: 0 1px 2px rgba(0,0,0,.05), 0 4px 16px rgba(15,61,62,.06);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0e1515; --panel: #162020; --ink: #e6eeec; --muted: #9aaba8; --line: #26332f;
    --brand: #5fb3a8; --brand-2: #7cc8bd; --ok-bg: #173226; --warn-bg: #33291a; --bad-bg: #3a1c1a; --info-bg: #1b2b2c; --shadow: none; }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.45 var(--font); }
h1, h2, h3 { margin: 0 0 .5em; line-height: 1.2; }
h1 { font-size: 1.45rem; } h2 { font-size: 1.15rem; } h3 { font-size: 1rem; }
a { color: var(--brand-2); }
.cargando { padding: 40vh 0; text-align: center; color: var(--muted); }
.muted { color: var(--muted); } .small { font-size: .85rem; } .right { text-align: right; } .num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; } .grow { flex: 1; } .spacer { flex: 1; }

/* Layout */
.shell { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.side { background: var(--brand); color: #fff; padding: 18px 12px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; }
@media (prefers-color-scheme: dark) { .side { background: #0b2627; } }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; padding: 4px 8px 16px; }
.logo span { width: 30px; height: 30px; border-radius: 8px; background: var(--accent); display: grid; place-items: center; color: var(--brand); font-weight: 800; }
.nav a { display: flex; align-items: center; gap: 10px; color: #d7e7e5; text-decoration: none; padding: 9px 10px; border-radius: 8px; font-weight: 500; }
.nav a:hover { background: rgba(255,255,255,.08); }
.nav a.activo { background: rgba(255,255,255,.14); color: #fff; }
.nav .badge { margin-left: auto; }
.side .pie { margin-top: auto; font-size: .85rem; color: #b9d0cd; padding: 8px; }
.side .pie button { color: #fff; }
.main { padding: 20px 28px 80px; max-width: 1200px; width: 100%; }
.top { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.selector-empresa { display: flex; align-items: center; gap: 8px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 4px 4px 4px 12px; }
.selector-empresa select { border: 0; background: transparent; font-weight: 600; padding: 6px 4px; max-width: 360px; }
.chip { display: inline-block; font-size: .75rem; padding: 2px 8px; border-radius: 99px; background: var(--info-bg); color: var(--brand-2); font-weight: 600; white-space: nowrap; }
.bottom-nav { display: none; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { display: none; }
  .main { padding: 14px 16px 90px; }
  .bottom-nav { display: flex; position: fixed; bottom: 0; left: 0; right: 0; background: var(--panel); border-top: 1px solid var(--line); z-index: 20; padding-bottom: env(safe-area-inset-bottom); }
  .bottom-nav a { flex: 1; text-align: center; padding: 8px 2px; font-size: .72rem; color: var(--muted); text-decoration: none; display: flex; flex-direction: column; align-items: center; gap: 2px; }
  .bottom-nav a.activo { color: var(--brand-2); font-weight: 600; }
  .bottom-nav svg { width: 22px; height: 22px; }
  .selector-empresa select { max-width: 60vw; }
}

/* Componentes */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); }
.card + .card { margin-top: 16px; }
.grid { display: grid; gap: 16px; }
.kpis { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); margin-bottom: 16px; }
.kpi .label { color: var(--muted); font-size: .82rem; font-weight: 500; }
.kpi .valor { font-size: 1.55rem; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 4px; }
.kpi .sub { font-size: .8rem; color: var(--muted); }
.kpi.alerta .valor { color: var(--bad); }
.dos { grid-template-columns: 1fr 1fr; } @media (max-width: 860px) { .dos { grid-template-columns: 1fr; } }

button, .btn { font: inherit; cursor: pointer; border-radius: 9px; border: 1px solid var(--line); background: var(--panel); color: var(--ink); padding: 8px 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; text-decoration: none; }
button:hover, .btn:hover { border-color: var(--brand-2); }
.primario { background: var(--brand); border-color: var(--brand); color: #fff; }
@media (prefers-color-scheme: dark) { .primario { color: #0e1515; } }
.primario:hover { background: var(--brand-2); }
.acento { background: var(--accent); border-color: var(--accent); color: #231a08; }
.peligro { color: var(--bad); } .peligro:hover { border-color: var(--bad); }
.link { border: 0; background: none; padding: 0; color: var(--brand-2); font-weight: 600; }
.grande { padding: 14px 20px; font-size: 1.02rem; border-radius: 12px; }
button:disabled { opacity: .55; cursor: default; }

label { display: block; font-size: .82rem; font-weight: 600; color: var(--muted); margin-bottom: 4px; }
input, select, textarea { font: inherit; width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel); color: var(--ink); }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--brand-2) 40%, transparent); border-color: var(--brand-2); }
.check { display: flex; align-items: center; gap: 8px; font-weight: 500; color: var(--ink); font-size: .92rem; }
.check input { width: auto; }
.form { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.form .full { grid-column: 1 / -1; }
.filtros { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 14px; }
.filtros > div { min-width: 140px; }

table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--line); }
td { padding: 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr.click { cursor: pointer; } tr.click:hover td { background: color-mix(in srgb, var(--brand-2) 5%, transparent); }
.tabla-wrap { overflow-x: auto; }
@media (max-width: 700px) {
  table.resp thead { display: none; }
  table.resp tr { display: grid; grid-template-columns: 1fr auto; padding: 10px 0; border-bottom: 1px solid var(--line); gap: 2px 10px; }
  table.resp td { border: 0; padding: 0; }
  table.resp td.hide-m { display: none; }
  table.resp td:nth-child(2) { grid-column: 1 / -1; order: -1; }
  table.resp td.num { text-align: right; }
  table.resp tr:hover td { background: none; }
}

.estado { font-size: .75rem; font-weight: 700; padding: 3px 8px; border-radius: 99px; white-space: nowrap; }
.e-borrador { background: var(--info-bg); color: var(--muted); }
.e-pendiente { background: var(--warn-bg); color: var(--warn); }
.e-aprobado { background: var(--ok-bg); color: var(--ok); }
.e-rechazado { background: var(--bad-bg); color: var(--bad); }
.badge { background: var(--bad); color: #fff; font-size: .72rem; font-weight: 700; border-radius: 99px; padding: 1px 7px; }
.flag { display: inline-flex; align-items: center; gap: 4px; font-size: .75rem; font-weight: 700; color: var(--bad); }
.flag.media { color: var(--warn); } .flag.baja { color: var(--muted); }

.anomalias { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.anomalias li { padding: 8px 10px; border-radius: 8px; font-size: .88rem; border-left: 4px solid; }
.anomalias .alta { background: var(--bad-bg); border-color: var(--bad); }
.anomalias .media { background: var(--warn-bg); border-color: var(--warn); }
.anomalias .baja { background: var(--info-bg); border-color: var(--muted); }

.barras { display: grid; gap: 8px; }
.barra { display: grid; grid-template-columns: 120px 1fr 90px; gap: 10px; align-items: center; font-size: .88rem; }
.barra .pista { background: var(--info-bg); border-radius: 6px; height: 12px; overflow: hidden; }
.barra .relleno { background: var(--brand-2); height: 100%; border-radius: 6px; }
.columnas { display: flex; align-items: flex-end; gap: 6px; height: 160px; padding-top: 10px; }
.columnas .col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; height: 100%; justify-content: flex-end; }
.columnas .col div.v { width: 100%; max-width: 38px; background: var(--brand-2); border-radius: 5px 5px 0 0; min-height: 2px; }
.columnas .col.actual div.v { background: var(--accent); }
.columnas .col span { font-size: .7rem; color: var(--muted); }

.escaner { border: 2px dashed var(--line); border-radius: var(--radius); padding: 22px; text-align: center; background: var(--panel); margin-bottom: 16px; }
.escaner.drag { border-color: var(--brand-2); background: var(--info-bg); }
.escaner input[type=file] { display: none; }

/* Modal */
.modal { position: fixed; inset: 0; background: rgba(8,20,20,.5); z-index: 50; display: grid; place-items: center; padding: 16px; }
.modal[hidden] { display: none; }
.modal .caja { background: var(--panel); border-radius: 14px; width: min(1000px, 100%); max-height: calc(100vh - 32px); overflow: auto; padding: 20px; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.modal .caja.estrecha { width: min(520px, 100%); }
.detalle { display: grid; grid-template-columns: 380px 1fr; gap: 20px; }
@media (max-width: 860px) { .detalle { grid-template-columns: 1fr; } }
.visor { background: var(--bg); border: 1px solid var(--line); border-radius: 10px; min-height: 260px; display: grid; place-items: center; overflow: hidden; }
.visor img { max-width: 100%; max-height: 70vh; display: block; }
.visor iframe { width: 100%; height: 70vh; border: 0; }

.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 10px; z-index: 60; font-weight: 500; max-width: 90vw; }
.toast.error { background: var(--bad); color: #fff; }

.auth { min-height: 100vh; display: grid; place-items: center; padding: 16px; background: linear-gradient(160deg, var(--brand) 0%, #0a2a2b 100%); }
.auth .card { width: min(420px, 100%); padding: 28px; }
.auth .logo { color: var(--ink); padding: 0 0 18px; }
.vacio { text-align: center; padding: 40px 16px; color: var(--muted); }
.aviso { background: var(--warn-bg); border-radius: 10px; padding: 10px 14px; font-size: .9rem; margin-bottom: 14px; }
.spinner { width: 18px; height: 18px; border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: gira .7s linear infinite; display: inline-block; }
@keyframes gira { to { transform: rotate(360deg); } }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; overflow-x: auto; }
.tabs button { border: 0; border-bottom: 2px solid transparent; border-radius: 0; background: none; color: var(--muted); padding: 10px 12px; }
.tabs button.activo { color: var(--brand-2); border-bottom-color: var(--brand-2); }
.nav svg { width: 19px; height: 19px; flex-shrink: 0; }
.grid > .card + .card { margin-top: 0; }
.side { overflow-y: auto; }