/* ============================================================
   Secure IoT Anomaly Detection — Dashboard (fichiers de test)
   Thème : panneau de contrôle industriel / HMI
   ============================================================ */

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

:root {
  /* Couleurs */
  --bg-primary: #14171a;
  --bg-panel: #1e2227;
  --bg-panel-raised: #262b31;
  --border: #33393f;
  --border-soft: #2a2f35;
  --text-primary: #e8eaed;
  --text-muted: #8b939b;
  --text-dim: #5c6470;

  --accent-amber: #f2a900;
  --accent-cyan: #45d9c8;

  --status-ok: #3ecf8e;
  --status-warn: #f2a900;
  --status-critical: #e5484d;

  /* Typo */
  --font-display: 'IBM Plex Sans Condensed', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --font-body: 'IBM Plex Sans', sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg-primary);
  background-image:
    radial-gradient(circle at 20% -10%, rgba(69, 217, 200, 0.04), transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(242, 169, 0, 0.03), transparent 35%);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
}

.dashboard {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

/* ── Bandeau plaque signalétique ─────────────────────────────── */
.nameplate {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  margin: 20px 0 24px;
  background: linear-gradient(180deg, var(--bg-panel-raised), var(--bg-panel));
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.03) inset, 0 8px 24px rgba(0,0,0,0.3);
}

.status-led {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-dim);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.03);
  flex-shrink: 0;
}
.status-led.online {
  background: var(--status-ok);
  box-shadow: 0 0 8px var(--status-ok), 0 0 0 3px rgba(62,207,142,0.15);
  animation: pulse 2.4s ease-in-out infinite;
}
.status-led.critical {
  background: var(--status-critical);
  box-shadow: 0 0 8px var(--status-critical), 0 0 0 3px rgba(229,72,77,0.18);
  animation: pulse 1s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}
@media (prefers-reduced-motion: reduce) {
  .status-led { animation: none !important; }
}

.nameplate-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
}
.nameplate-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}
.nameplate-status-text {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--status-ok);
  letter-spacing: 0.05em;
}

.nameplate-right {
  margin-left: auto;
  text-align: right;
}
.nameplate-clock {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-primary);
}
.nameplate-clock-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Grille d'instruments ─────────────────────────────────────── */
.section-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 28px 0 10px;
  padding-left: 2px;
}

.instrument-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.instrument-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px 16px;
  position: relative;
  overflow: hidden;
}
.instrument-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--accent-cyan);
  opacity: 0.6;
}
.instrument-card.is-critical::before { background: var(--status-critical); opacity: 1; }

.instrument-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent-amber);
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 6px;
}
.instrument-label {
  font-family: var(--font-body);
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.instrument-value {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1;
}
.instrument-unit {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  margin-left: 4px;
}
.instrument-spark {
  margin-top: 10px;
  height: 28px;
  width: 100%;
  display: block;
}
.instrument-spark path {
  fill: none;
  stroke: var(--accent-cyan);
  stroke-width: 1.5;
}

/* ── Bloc tendance ────────────────────────────────────────────── */
.trend-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px 18px 8px;
  margin-top: 10px;
}
.trend-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.trend-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-right: auto;
}
.tab-group {
  display: flex;
  gap: 4px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 3px;
}
.tab-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: transparent;
  border: none;
  border-radius: 3px;
  padding: 6px 12px;
  cursor: pointer;
}
.tab-btn.active {
  background: var(--bg-panel-raised);
  color: var(--accent-cyan);
}
.chart-wrap { position: relative; height: 260px; }

/* ── Journal d'alarmes ───────────────────────────────────────── */
.alarm-panel {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-top: 24px;
  overflow: hidden;
}
.alarm-header {
  padding: 12px 18px;
  border-bottom: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  gap: 10px;
}
.alarm-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.alarm-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--status-critical);
  background: rgba(229,72,77,0.12);
  border: 1px solid rgba(229,72,77,0.3);
  border-radius: 10px;
  padding: 1px 9px;
}
.alarm-list { max-height: 260px; overflow-y: auto; }
.alarm-row {
  display: grid;
  grid-template-columns: 140px 90px 1fr;
  gap: 12px;
  padding: 9px 18px;
  border-bottom: 1px solid var(--border-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  align-items: center;
}
.alarm-row:last-child { border-bottom: none; }
.alarm-time { color: var(--text-dim); }
.alarm-sev {
  font-size: 10px;
  letter-spacing: 0.05em;
  padding: 2px 6px;
  border-radius: 3px;
  width: fit-content;
}
.alarm-sev.critical { color: var(--status-critical); background: rgba(229,72,77,0.12); }
.alarm-sev.info { color: var(--text-muted); background: rgba(255,255,255,0.04); }
.alarm-desc { color: var(--text-primary); font-family: var(--font-body); font-size: 12.5px; }

.empty-state {
  padding: 24px 18px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: center;
}

.data-mode-banner {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-amber);
  background: rgba(242,169,0,0.08);
  border: 1px solid rgba(242,169,0,0.25);
  border-radius: 5px;
  padding: 8px 14px;
  margin: 0 0 16px;
  display: none;
}
.data-mode-banner.visible { display: block; }

footer {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 30px;
}