@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700&family=DM+Mono:wght@400;500&display=swap');

:root {
  --fondo: #10141a;
  --panel: #181e27;
  --panel-2: #1f2733;
  --linea: #2a3441;
  --texto: #e4e8ee;
  --tenue: #8a96a6;
  --coral: #e8734a;
  --verde: #4caf8a;
  --ambar: #d9a441;
  --rojo: #d9534f;
  --azul: #5b9dd9;
  --r: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--fondo);
  color: var(--texto);
  font: 15px/1.5 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
.mono { font-family: 'DM Mono', ui-monospace, monospace; }

/* ---------------- barra ---------------- */
header {
  background: var(--panel);
  border-bottom: 1px solid var(--linea);
  padding: 0 18px;
  display: flex;
  align-items: center;
  gap: 22px;
  height: 54px;
  position: sticky;
  top: 0;
  z-index: 30;
}
.marca {
  font-weight: 700;
  letter-spacing: -.01em;
  font-size: 15px;
}
.marca span { color: var(--coral); }
nav { display: flex; gap: 18px; font-size: 14px; }
nav a { color: var(--tenue); padding: 4px 0; border-bottom: 2px solid transparent; }
nav a:hover { color: var(--texto); }
nav a.on { color: var(--texto); border-bottom-color: var(--coral); }
.derecha { margin-left: auto; display: flex; align-items: center; gap: 14px; font-size: 13px; color: var(--tenue); }

.pulso { width: 7px; height: 7px; border-radius: 50%; background: var(--verde); display: inline-block; }
.pulso.mal { background: var(--rojo); }

main { padding: 20px; max-width: 1500px; margin: 0 auto; }

/* ---------------- kpis ---------------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 22px; }
.kpi {
  background: var(--panel);
  border: 1px solid var(--linea);
  border-radius: var(--r);
  padding: 14px 16px;
}
.kpi .n { font-family: 'DM Mono', monospace; font-size: 30px; font-weight: 500; line-height: 1.1; }
.kpi .et { font-size: 12px; color: var(--tenue); text-transform: uppercase; letter-spacing: .07em; margin-top: 4px; }
.kpi.alerta { border-color: var(--ambar); }
.kpi.alerta .n { color: var(--ambar); }

/* ---------------- grilla de bloques ---------------- */
.grilla { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 14px; }
.bloque {
  background: var(--panel);
  border: 1px solid var(--linea);
  border-radius: var(--r);
  padding: 16px;
}
.bloque h2 {
  font-size: 12px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--tenue); margin: 0 0 12px; font-weight: 500;
}

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th {
  text-align: left; font-size: 11px; text-transform: uppercase;
  letter-spacing: .06em; color: var(--tenue); font-weight: 500;
  padding: 0 8px 8px; border-bottom: 1px solid var(--linea);
}
td { padding: 9px 8px; border-bottom: 1px solid rgba(42,52,65,.5); }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--panel-2); }
td.num, th.num { text-align: right; font-family: 'DM Mono', monospace; }

/* ---------------- barras ---------------- */
.barra { height: 5px; background: var(--panel-2); border-radius: 3px; overflow: hidden; margin-top: 5px; }
.barra i { display: block; height: 100%; background: var(--coral); }

/* ---------------- chips ---------------- */
.chip {
  display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 20px;
  border: 1px solid var(--linea); color: var(--tenue); white-space: nowrap;
}
.cat-red       { color: var(--azul);  border-color: rgba(91,157,217,.4); }
.cat-impresion { color: #b98ad4;      border-color: rgba(185,138,212,.4); }
.cat-sistema   { color: var(--verde); border-color: rgba(76,175,138,.4); }
.cat-hardware  { color: var(--coral); border-color: rgba(232,115,74,.4); }
.cat-accesos   { color: var(--ambar); border-color: rgba(217,164,65,.4); }
.cat-backup    { color: #7ec8c8;      border-color: rgba(126,200,200,.4); }

.est-cerrada    { color: var(--verde); }
.est-abierta    { color: var(--ambar); }
.est-indefinido { color: var(--tenue); }

/* ---------------- filtros ---------------- */
.filtros {
  display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px;
  background: var(--panel); border: 1px solid var(--linea);
  border-radius: var(--r); padding: 12px;
}
select, input, textarea {
  background: var(--panel-2); border: 1px solid var(--linea); color: var(--texto);
  border-radius: 5px; padding: 7px 10px; font: inherit; font-size: 14px;
}
input[type=search] { flex: 1 1 180px; }
select:focus, input:focus, textarea:focus { outline: 2px solid var(--coral); outline-offset: -1px; }

button {
  background: var(--coral); color: #12161c; border: 0; border-radius: 5px;
  padding: 8px 16px; font: inherit; font-weight: 500; cursor: pointer;
}
button:hover { filter: brightness(1.1); }
button.borde { background: transparent; color: var(--texto); border: 1px solid var(--linea); }

/* ---------------- detalle de hilo ---------------- */
.dos { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; align-items: start; }

.charla { max-height: 70vh; overflow-y: auto; }
.msg { margin-bottom: 12px; max-width: 82%; }
.msg .meta { font-size: 11px; color: var(--tenue); margin-bottom: 3px; }
.msg .burbuja {
  background: var(--panel-2); border-radius: 10px; padding: 8px 12px;
  border-left: 2px solid var(--linea); white-space: pre-wrap; word-break: break-word;
}
.msg.interno { margin-left: auto; }
.msg.interno .meta { text-align: right; }
.msg.interno .burbuja { border-left: 0; border-right: 2px solid var(--coral); }
.msg.media .burbuja { color: var(--tenue); font-style: italic; }

.campo { margin-bottom: 12px; }
.campo label { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--tenue); margin-bottom: 5px; }
.campo select, .campo input, .campo textarea { width: 100%; }

.dato { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid rgba(42,52,65,.5); font-size: 13px; }
.dato span:first-child { color: var(--tenue); }

.aviso { font-size: 12px; color: var(--tenue); margin-top: 10px; }
.ok { color: var(--verde); }

/* ---------------- login ---------------- */
.login {
  max-width: 300px; margin: 18vh auto; background: var(--panel);
  border: 1px solid var(--linea); border-radius: var(--r); padding: 28px; text-align: center;
}
.login input { width: 100%; text-align: center; font-size: 22px; letter-spacing: .35em; margin-bottom: 14px; font-family: 'DM Mono', monospace; }
.login button { width: 100%; }
.err { color: var(--rojo); font-size: 13px; margin-bottom: 10px; }

.vacio { color: var(--tenue); font-size: 14px; padding: 20px; text-align: center; }

@media (max-width: 900px) {
  .dos { grid-template-columns: 1fr; }
  main { padding: 12px; }
  header { gap: 14px; padding: 0 12px; }
  .derecha .texto { display: none; }
  .msg { max-width: 92%; }
  table { font-size: 13px; }
  .oculto-chico { display: none; }
}