:root {
  --fondo: #f6f2ea;
  --papel: #fffdf8;
  --tinta: #22302c;
  --suave: #5f6d68;
  --linea: #e3dccd;
  --acento: #2f6b5e;
  --acento-oscuro: #22524a;
  --acento-claro: #e3efe9;
  --peligro: #a8402f;
  --peligro-claro: #f8e4df;
  --aviso: #8a6416;
  --aviso-claro: #f7ecd2;
  --radio: 14px;
  --sombra: 0 1px 2px rgba(34, 48, 44, .06), 0 6px 24px rgba(34, 48, 44, .06);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fondo);
  color: var(--tinta);
  font: 17px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--acento); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.25rem; }
small, .suave { color: var(--suave); }

/* ---------- barra superior ---------- */
.barra {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 20px; background: var(--papel); border-bottom: 1px solid var(--linea);
  position: sticky; top: 0; z-index: 10;
}
.marca { display: flex; align-items: center; gap: 10px; font-weight: 650; text-decoration: none; color: var(--tinta); }
.marca .punto { width: 12px; height: 12px; border-radius: 50%; background: var(--acento); box-shadow: 0 0 0 4px var(--acento-claro); }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px; }
.nav a, .nav button.link {
  padding: 7px 12px; border-radius: 9px; text-decoration: none; color: var(--tinta); font-size: .95rem;
}
.nav a:hover, .nav button.link:hover { background: var(--acento-claro); }
.nav a.activo { background: var(--acento-claro); color: var(--acento-oscuro); font-weight: 600; }
.nav form { margin: 0; }

main { max-width: 1100px; margin: 0 auto; padding: 24px 20px 60px; }
.angosto { max-width: 440px; }

/* ---------- tarjetas y formularios ---------- */
.tarjeta {
  background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio);
  box-shadow: var(--sombra); padding: 22px; margin-bottom: 20px;
}
label { display: block; font-weight: 600; font-size: .95rem; margin: 0 0 6px; }
input[type=text], input[type=password], input[type=number], input[type=time], input[type=date], input[type=search], select {
  width: 100%; padding: 11px 13px; font: inherit; color: inherit;
  background: #fff; border: 1px solid #cfc6b4; border-radius: 10px;
}
input:focus, select:focus, button:focus-visible, a:focus-visible {
  outline: 3px solid rgba(47, 107, 94, .35); outline-offset: 1px; border-color: var(--acento);
}
.campo { margin-bottom: 16px; }
.fila { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); align-items: end; }
.check { display: flex; align-items: center; gap: 8px; font-weight: 500; margin: 0; cursor: pointer; }
.check input { width: 20px; height: 20px; accent-color: var(--acento); }

.btn, button {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; font: inherit; font-weight: 600; border-radius: 10px; cursor: pointer;
  background: var(--acento); color: #fff; border: 1px solid var(--acento); text-decoration: none;
}
.btn:hover, button:hover { background: var(--acento-oscuro); }
.btn.sec, button.sec { background: #fff; color: var(--tinta); border-color: #cfc6b4; }
.btn.sec:hover, button.sec:hover { background: var(--fondo); }
.btn.peligro, button.peligro { background: #fff; color: var(--peligro); border-color: #e2b3a9; }
.btn.peligro:hover, button.peligro:hover { background: var(--peligro-claro); }
button.chico, .btn.chico { padding: 6px 11px; font-size: .9rem; border-radius: 8px; }
button.link { background: none; border: 0; color: inherit; font-weight: 500; }
.ancho { width: 100%; }

/* ---------- mensajes ---------- */
.msj { padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; border: 1px solid; }
.msj.ok { background: var(--acento-claro); border-color: #bfd8cd; color: var(--acento-oscuro); }
.msj.error { background: var(--peligro-claro); border-color: #e9c0b6; color: var(--peligro); }
.msj.aviso { background: var(--aviso-claro); border-color: #e8d5a6; color: var(--aviso); }

/* ---------- login ---------- */
.pantalla-login main { min-height: calc(100vh - 60px); display: grid; place-items: center; }
.login { width: 100%; max-width: 420px; }
.login h1 { font-size: 1.5rem; }
.horario-lista { margin: 8px 0 0; padding-left: 18px; color: var(--suave); }

/* ---------- visor ---------- */
.encabezado-visor { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.pastilla { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 999px; font-size: .9rem; font-weight: 600; }
.pastilla.verde { background: var(--acento-claro); color: var(--acento-oscuro); }
.pastilla.gris { background: #ece7dc; color: var(--suave); }
.pastilla.roja { background: var(--peligro-claro); color: var(--peligro); }
.pastilla .led { width: 8px; height: 8px; border-radius: 50%; background: currentColor; }

.grilla { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }
.sede-titulo { margin: 26px 0 10px; font-size: 1.1rem; color: var(--suave); }
.cam { background: var(--papel); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; box-shadow: var(--sombra); }
.cam-cab { display: flex; justify-content: space-between; align-items: center; padding: 10px 14px; gap: 8px; }
.cam-cab h3 { margin: 0; font-size: 1.05rem; }
.cam-video { position: relative; background: #111; aspect-ratio: 16 / 9; }
.cam-video video { width: 100%; height: 100%; display: block; object-fit: contain; background: #111; }
.cam-estado {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  color: #e8e4dc; font-size: .98rem; text-align: center; padding: 16px; background: rgba(17, 17, 17, .55);
}
.cam-estado[hidden] { display: none; }
.girando { width: 30px; height: 30px; border-radius: 50%; border: 3px solid rgba(255,255,255,.25); border-top-color: #fff; animation: girar 1s linear infinite; }
@keyframes girar { to { transform: rotate(360deg); } }
.cam:fullscreen { border-radius: 0; border: 0; }
.cam:fullscreen .cam-video { aspect-ratio: auto; height: calc(100vh - 52px); }

.cerrado { text-align: center; padding: 40px 24px; }
.cerrado .icono { font-size: 2.6rem; }

/* ---------- tablas admin ---------- */
.tabla-cont { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th, td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--linea); vertical-align: middle; }
th { font-size: .82rem; text-transform: uppercase; letter-spacing: .04em; color: var(--suave); font-weight: 600; }
tr.apagado td { color: var(--suave); }
td.acciones { white-space: nowrap; text-align: right; }
td.acciones form { display: inline; }
.resumen { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.dato { background: var(--papel); border: 1px solid var(--linea); border-radius: 12px; padding: 12px 16px; min-width: 150px; }
.dato b { display: block; font-size: 1.4rem; }
.titulo-fila { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 14px; }
.titulo-fila h1, .titulo-fila h2 { margin: 0; }

.cam-admin { border-top: 1px solid var(--linea); padding-top: 16px; margin-top: 16px; }
.cam-admin:first-of-type { border-top: 0; margin-top: 0; padding-top: 0; }
details summary { cursor: pointer; color: var(--suave); font-size: .92rem; margin: 6px 0; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .88rem; word-break: break-all; }

.franja { display: grid; gap: 12px; grid-template-columns: 150px 150px 1fr; align-items: center; padding: 12px 0; border-bottom: 1px solid var(--linea); }
.dias { display: flex; flex-wrap: wrap; gap: 6px; }
.dias label { display: inline-flex; align-items: center; gap: 4px; padding: 6px 10px; border: 1px solid #cfc6b4; border-radius: 8px; font-weight: 500; margin: 0; cursor: pointer; background: #fff; }
.dias input { accent-color: var(--acento); }

@media (max-width: 640px) {
  body { font-size: 16px; }
  .barra { padding: 10px 14px; flex-wrap: wrap; }
  main { padding: 16px 14px 40px; }
  .tarjeta { padding: 16px; }
  .franja { grid-template-columns: 1fr 1fr; }
  .franja .dias { grid-column: 1 / -1; }
  td.acciones { white-space: normal; }
}