/* Tailpush dashboard — paleta calibrada (docs/APPS_DESIGN.md §Design System)
   Estados en variante 400 para contraste AA/AAA sobre superficies oscuras,
   y severidad codificada SIEMPRE por color + texto, nunca solo por color. */

:root {
  --bg: #090A0F;
  --surface: #12151F;
  --surface-2: #1A1E2C;
  --border: #262B3D;        /* decorativo */
  --border-interactive: #3D4459; /* ≥3:1 para controles (WCAG 1.4.11) */
  --text-1: #F8FAFC;
  --text-2: #A9B2C6;
  --text-3: #7C869D;
  --ok: #34D399;    /* emerald-400  ~11:1 sobre --surface */
  --warn: #FBBF24;  /* amber-400    ~10:1 */
  --crit: #F87171;  /* red-400      ~6.6:1 (AA texto, AAA texto grande) */
  --info: #60A5FA;  /* blue-400     ~7.4:1 */
  --accent: #6366F1;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-1);
  font-family: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}

code, .mono, .tag { font-family: "JetBrains Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; }

.shell { max-width: 1120px; margin: 0 auto; padding: 24px 16px 48px; }

/* Header */
.header { display: flex; justify-content: space-between; align-items: center; gap: 16px;
  border-bottom: 1px solid var(--border); padding-bottom: 20px; margin-bottom: 24px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { width: 42px; height: 42px; border-radius: 12px; background: var(--accent);
  display: grid; place-items: center; font-size: 20px; }
.brand h1 { margin: 0; font-size: 22px; letter-spacing: -0.02em; }
.header-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

/* Botones */
.btn { border: 1px solid transparent; border-radius: 10px; padding: 8px 14px;
  font: inherit; font-weight: 600; cursor: pointer; transition: filter .15s; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { filter: brightness(1.15); }
.btn-ghost { background: transparent; color: var(--text-2); border-color: var(--border-interactive); }
.btn-ghost:hover { color: var(--text-1); }

/* Badges de severidad: color + texto SIEMPRE */
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 11px;
  font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  padding: 3px 8px; border-radius: 999px; border: 1px solid; }
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.badge-info    { color: var(--info); border-color: color-mix(in srgb, var(--info) 35%, transparent); background: color-mix(in srgb, var(--info) 10%, transparent); }
.badge-success { color: var(--ok);   border-color: color-mix(in srgb, var(--ok) 35%, transparent);   background: color-mix(in srgb, var(--ok) 10%, transparent); }
.badge-warning { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 35%, transparent); background: color-mix(in srgb, var(--warn) 10%, transparent); }
.badge-critical{ color: var(--crit); border-color: color-mix(in srgb, var(--crit) 45%, transparent); background: color-mix(in srgb, var(--crit) 12%, transparent); }

/* Grid */
.grid { display: grid; grid-template-columns: 1fr 2fr; gap: 20px; }
@media (max-width: 900px) { .grid { grid-template-columns: 1fr; } }

.card { background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 18px; }
.card-title { font-size: 12px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-2); margin: 0 0 14px; font-weight: 700; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.scroll { max-height: 640px; overflow-y: auto; padding-right: 6px; }

/* Servidores */
.srv { background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 12px; }
.srv-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 4px; }
.srv-name { font-weight: 700; font-size: 14px; }
.srv-meta { color: var(--text-2); font-size: 12px; margin-bottom: 8px; }
.tags { display: flex; flex-wrap: wrap; gap: 5px; }
.tag { font-size: 10px; color: var(--text-2); background: var(--bg);
  border: 1px solid var(--border); border-radius: 6px; padding: 2px 6px; }

/* Alertas */
.alert { background: var(--surface-2); border: 1px solid var(--border);
  border-left: 3px solid var(--border-interactive); border-radius: 12px; padding: 13px 14px; }
.alert.critical { border-left-color: var(--crit); }
.alert.warning  { border-left-color: var(--warn); }
.alert.success  { border-left-color: var(--ok); }
.alert.info     { border-left-color: var(--info); }

.alert-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.alert-title { font-weight: 700; font-size: 14px; }
.alert-srv { color: var(--text-3); font-size: 12px; }
.alert-msg { color: var(--text-2); font-size: 13px; margin: 0 0 8px; }
.alert-time { color: var(--text-3); font-size: 12px; font-variant-numeric: tabular-nums; }
.count-badge { font-size: 11px; font-weight: 700; color: var(--crit);
  border: 1px solid color-mix(in srgb, var(--crit) 45%, transparent);
  border-radius: 999px; padding: 1px 7px; }

.fields { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 6px; }
.field { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 6px 8px; }
.field-label { font-size: 10px; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); }
.field-value { font-size: 12px; font-weight: 600; color: var(--text-1); overflow-wrap: anywhere; }

/* Acciones remotas (Fase A1): botón → orden firmada → el agente ejecuta.
   Estados .sent/.error = feedback no bloqueante (el resultado llega por SSE
   como otra tarjeta, nunca por alert()). Color por style: danger → --crit,
   resto → --accent; tinte y borde vía color-mix como los badges. */
.alert-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.action-btn {
  display: inline-flex; align-items: center;
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--text-1);
  border-radius: 999px; padding: 4px 12px;
  font: inherit; font-size: 12px; font-weight: 700;
  cursor: pointer; transition: filter .15s;
}
.action-btn:hover:not(:disabled) { filter: brightness(1.15); }
.action-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.action-btn:disabled { cursor: default; }
.action-btn.danger {
  color: var(--crit);
  border-color: color-mix(in srgb, var(--crit) 45%, transparent);
  background: color-mix(in srgb, var(--crit) 12%, transparent);
}
.action-btn.sent {
  color: var(--ok);
  border-color: color-mix(in srgb, var(--ok) 45%, transparent);
  background: color-mix(in srgb, var(--ok) 10%, transparent);
}
.action-btn.error {
  color: var(--crit);
  border-color: color-mix(in srgb, var(--crit) 55%, transparent);
  background: color-mix(in srgb, var(--crit) 15%, transparent);
}

/* Pairing móvil por QR (D3): modal con el binario servido por /v1/pair/qr
   (blob local — el token jamás viaja en la query, y el objectURL se revoca
   al cerrar). Fondo blanco del PNG sobre tema oscuro: contraste de escaneo. */
.modal-overlay { position: fixed; inset: 0; background: rgba(9, 10, 15, .82);
  display: flex; align-items: center; justify-content: center; z-index: 50; padding: 16px; }
.modal { background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  max-width: 360px; width: 100%; padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.modal .card-title { margin: 0; }
.pair-qr { width: 280px; height: 280px; border-radius: 10px; align-self: center; }
.pair-steps { margin: 0; padding-left: 18px; color: var(--text-2); font-size: 13px; line-height: 1.55; }
.pair-warn { color: var(--warn); font-size: 12px; line-height: 1.5; margin: 0; }

.muted { color: var(--text-2); }
.small { font-size: 12px; }
.italic { font-style: italic; }
footer { margin-top: 20px; }