/* =========================================================
   JAAJ Device Farm — sistema visual
   Dirección: sala de control de una flota de dispositivos.
   Paleta grafito/nocturna con dos acentos de señal (ámbar + teal)
   en vez del típico verde-ácido-sobre-negro.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: #12151C;
  --surface: #1B1F29;
  --surface-2: #232838;
  --border: #2A2F3B;
  --text: #E8EAF0;
  --text-soft: #A7AFC2;
  --text-mute: #5B6478;

  --amber: #F2A93B;
  --amber-dim: #4A3A20;
  --teal: #5EC8C0;
  --teal-dim: #1D3A38;
  --red: #E5586B;
  --red-dim: #402029;
  --blue: #6C8EEF;
  --blue-dim: #232C4A;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 8px 24px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

code, .mono, .data-value, .device-id, time {
  font-family: 'IBM Plex Mono', monospace;
}

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { font-weight: 600; margin: 0 0 4px; letter-spacing: -0.01em; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.15rem; }
h3 { font-size: 0.95rem; }

button, input, select, textarea { font-family: inherit; font-size: inherit; }

::selection { background: var(--amber-dim); color: var(--text); }

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ---------- Auth ---------- */
.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.auth-scene {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 400px at 15% 20%, rgba(94,200,192,0.10), transparent 60%),
    radial-gradient(700px 500px at 85% 80%, rgba(242,169,59,0.08), transparent 60%);
}

.auth-scene__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
}

.auth-card {
  position: relative;
  width: min(380px, 90vw);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow);
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-soft);
  margin-bottom: 20px;
}

.auth-brand__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px var(--teal-dim);
}

.auth-sub { color: var(--text-soft); margin: 0 0 20px; font-size: 0.9rem; }
.auth-error {
  background: var(--red-dim);
  color: #ffb4c0;
  border: 1px solid rgba(229,88,107,0.4);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.auth-card form { display: flex; flex-direction: column; gap: 16px; }
.auth-card label { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; color: var(--text-soft); }

input[type="text"], input[type="password"], input[type="search"], select, textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  width: 100%;
}
input:focus, select:focus, textarea:focus { border-color: var(--teal); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 500;
  transition: border-color .15s ease, background .15s ease;
}
.btn:hover { border-color: var(--text-mute); }
.btn-primary { background: var(--amber); color: #1a1408; border-color: var(--amber); font-weight: 600; }
.btn-primary:hover { background: #f7b957; }
.btn-danger { background: transparent; border-color: rgba(229,88,107,0.5); color: var(--red); }
.btn-danger:hover { background: var(--red-dim); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-soft); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { padding: 6px 10px; font-size: 0.8rem; }

/* ---------- App shell ---------- */
.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 0 8px;
}
.sidebar-brand__dot {
  width: 10px; height: 10px; border-radius: 3px;
  background: linear-gradient(135deg, var(--amber), var(--teal));
}
.sidebar-brand__name { font-weight: 700; font-size: 0.95rem; }

.nav-group { display: flex; flex-direction: column; gap: 2px; }
.nav-group__label {
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-mute); padding: 6px 10px 4px;
}
.nav-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-soft);
  font-size: 0.88rem;
}
.nav-link:hover { background: var(--surface-2); text-decoration: none; color: var(--text); }
.nav-link.active { background: var(--surface-2); color: var(--text); box-shadow: inset 2px 0 0 var(--amber); }
.nav-icon { width: 16px; text-align: center; opacity: 0.8; }

.sidebar-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  padding-top: 14px;
  font-size: 0.8rem;
  color: var(--text-soft);
  display: flex; justify-content: space-between; align-items: center;
}

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  gap: 20px;
  flex-wrap: wrap;
}

.telemetry-strip {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.telemetry-item {
  display: flex; flex-direction: column; gap: 2px;
}
.telemetry-item__label { font-size: 0.7rem; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.05em; }
.telemetry-item__value { font-family: 'IBM Plex Mono', monospace; font-size: 1.05rem; font-weight: 500; }
.telemetry-item__value.online { color: var(--teal); }
.telemetry-item__value.offline { color: var(--text-mute); }
.telemetry-item__value.busy { color: var(--blue); }

.content { padding: 24px 28px 60px; }

.page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 20px; flex-wrap: wrap; gap: 12px;
}
.page-header p { color: var(--text-soft); margin: 4px 0 0; font-size: 0.9rem; }

/* ---------- Device grid ---------- */
.device-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
}

.device-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
  transition: border-color .15s ease;
}
.device-card:has(.device-card__select:checked) { border-color: var(--amber); }

.device-card__top { display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.device-card__select { accent-color: var(--amber); width: 16px; height: 16px; }

.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.status-dot.online { background: var(--teal); box-shadow: 0 0 0 3px var(--teal-dim); }
.status-dot.offline { background: var(--text-mute); }
.status-dot.busy { background: var(--blue); box-shadow: 0 0 0 3px var(--blue-dim); }

.device-card__name { font-weight: 600; }
.device-card__model { color: var(--text-soft); font-size: 0.8rem; }

.device-card__meta {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.78rem; color: var(--text-soft);
  border-top: 1px solid var(--border); padding-top: 10px;
}

.battery { display: flex; align-items: center; gap: 5px; }
.battery-bar { width: 34px; height: 8px; border: 1px solid var(--text-mute); border-radius: 2px; overflow: hidden; }
.battery-bar__fill { height: 100%; background: var(--teal); }
.battery-bar__fill.low { background: var(--red); }

.group-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 0.72rem; padding: 3px 9px; border-radius: 999px;
  background: var(--surface-2); color: var(--text-soft); border: 1px solid var(--border);
  display: inline-flex; align-items: center; gap: 5px;
}
.chip__dot { width: 6px; height: 6px; border-radius: 50%; }

/* ---------- Selection action bar ---------- */
.action-bar {
  position: sticky; bottom: 16px;
  margin-top: 18px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: var(--shadow);
}
.action-bar.visible { display: flex; }
.action-bar__count { font-weight: 600; }
.action-bar__actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- Tables (groups, logs) ---------- */
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
thead th {
  text-align: left; color: var(--text-mute); font-weight: 500;
  font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.05em;
  padding: 8px 12px; border-bottom: 1px solid var(--border);
}
tbody td { padding: 12px; border-bottom: 1px solid var(--border); }
tbody tr:hover { background: var(--surface); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}

/* ---------- Automation builder ---------- */
.builder-layout {
  display: grid;
  grid-template-columns: 220px 1fr 260px;
  gap: 16px;
  align-items: start;
}
.step-palette { display: flex; flex-direction: column; gap: 6px; }
.step-palette__item {
  padding: 10px 12px; border: 1px dashed var(--border); border-radius: var(--radius-sm);
  color: var(--text-soft); font-size: 0.85rem; cursor: grab;
}
.step-palette__item:hover { border-color: var(--amber); color: var(--text); }

.builder-canvas {
  background:
    linear-gradient(to right, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 24px 24px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-height: 480px;
  padding: 20px;
  position: relative;
  overflow: auto;
}

.flow-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  width: 190px;
  position: absolute;
  font-size: 0.82rem;
}
.flow-step.condition { border-color: var(--amber); }
.flow-step__type { font-weight: 600; margin-bottom: 4px; }
.flow-step__branches { display: flex; justify-content: space-between; font-size: 0.7rem; margin-top: 6px; color: var(--text-mute); }
.flow-step__branches span.true { color: var(--teal); }
.flow-step__branches span.false { color: var(--red); }

.inspector { display: flex; flex-direction: column; gap: 10px; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(8,10,15,0.6);
  display: none; align-items: center; justify-content: center; z-index: 50;
}
.modal-backdrop.visible { display: flex; }
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  width: min(420px, 92vw); padding: 22px; box-shadow: var(--shadow);
}
.modal form { display: flex; flex-direction: column; gap: 14px; margin-top: 14px; }
.modal label { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; color: var(--text-soft); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 4px; }

.empty-state {
  text-align: center; padding: 60px 20px; color: var(--text-soft);
  border: 1px dashed var(--border); border-radius: var(--radius);
}
.empty-state h3 { color: var(--text); margin-bottom: 6px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; z-index: 40; inset: 0 30% 0 0;
    transform: translateX(-100%);
    transition: transform .2s ease;
  }
  .sidebar.open { transform: translateX(0); }
  .builder-layout { grid-template-columns: 1fr; }
  .topbar { padding: 14px 16px; }
  .content { padding: 16px; }
}

.menu-toggle {
  display: none;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
  border-radius: var(--radius-sm); padding: 8px 10px;
}
@media (max-width: 900px) {
  .menu-toggle { display: inline-flex; }
}