/* MineGuard AI - High-Contrast Dark Industrial Command Center CSS System */
:root {
  --bg-main: #080c14;
  --bg-card: #111927;
  --bg-card-header: #1a2436;
  --bg-navbar: #060910;
  --bg-input: #182232;
  --border-color: #2a3a52;
  
  --text-main: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;
  
  --accent-cyan: #38bdf8;
  --accent-blue: #60a5fa;
  --status-online: #34d399;
  --status-warning: #fbbf24;
  --status-critical: #f87171;
  --status-offline: #94a3b8;

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-family);
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Force high contrast text muted override */
.text-muted {
  color: #cbd5e1 !important;
}

.text-dim {
  color: #94a3b8 !important;
}

.text-cyan {
  color: #38bdf8 !important;
}

/* Button High-Contrast Overrides */
.btn-outline-info {
  color: #38bdf8 !important;
  border-color: #38bdf8 !important;
  font-weight: 700 !important;
}
.btn-outline-info:hover, .btn-outline-info:active, .btn-outline-info.active {
  color: #080c14 !important;
  background-color: #38bdf8 !important;
}

.btn-outline-secondary {
  color: #f1f5f9 !important;
  border-color: #475569 !important;
  font-weight: 600 !important;
}
.btn-outline-secondary:hover, .btn-outline-secondary:active, .btn-outline-secondary.active {
  color: #ffffff !important;
  background-color: #334155 !important;
  border-color: #64748b !important;
}

.btn-outline-success {
  color: #34d399 !important;
  border-color: #34d399 !important;
  font-weight: 700 !important;
}
.btn-outline-success:hover, .btn-outline-success:active, .btn-outline-success.active {
  color: #080c14 !important;
  background-color: #34d399 !important;
}

.btn-outline-danger {
  color: #f87171 !important;
  border-color: #f87171 !important;
  font-weight: 700 !important;
}
.btn-outline-danger:hover, .btn-outline-danger:active, .btn-outline-danger.active {
  color: #ffffff !important;
  background-color: #dc2626 !important;
}

/* Navbar */
.navbar-industrial {
  background-color: var(--bg-navbar);
  border-bottom: 2px solid var(--border-color);
  padding: 0.5rem 1rem;
}

.brand-title {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 1px;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.brand-subtitle {
  font-size: 0.72rem;
  color: #38bdf8;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  display: block;
}

/* Badges */
.badge-industrial {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 0.4em 0.7em;
  border-radius: 4px;
  text-transform: uppercase;
  white-space: nowrap;
}

.badge-online-custom { background-color: rgba(52, 211, 153, 0.2); color: #34d399; border: 1px solid #34d399; }
.badge-warning-custom { background-color: rgba(251, 191, 36, 0.2); color: #fbbf24; border: 1px solid #fbbf24; }
.badge-critical-custom { background-color: rgba(248, 113, 113, 0.2); color: #f87171; border: 1px solid #f87171; }
.badge-offline-custom { background-color: rgba(148, 163, 184, 0.2); color: #cbd5e1; border: 1px solid #64748b; }
.badge-cyan-custom { background-color: rgba(56, 189, 248, 0.2); color: #38bdf8; border: 1px solid #38bdf8; }

/* Emergency Stop Button Header */
.btn-emergency-stop {
  background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
  color: #ffffff !important;
  font-weight: 900;
  letter-spacing: 1px;
  border: 2px solid #f87171;
  box-shadow: 0 0 15px rgba(239, 68, 68, 0.5);
  padding: 0.45rem 1.1rem;
  border-radius: 6px;
  transition: all 0.2s ease-in-out;
  text-transform: uppercase;
  white-space: nowrap;
}

.btn-emergency-stop:hover, .btn-emergency-stop:active {
  background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
  box-shadow: 0 0 25px rgba(239, 68, 68, 0.9);
  transform: scale(1.02);
  color: #ffffff !important;
}

/* Cards */
.card-industrial {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  margin-bottom: 1.25rem;
  overflow: hidden;
}

.card-industrial .card-header {
  background-color: var(--bg-card-header);
  border-bottom: 1px solid var(--border-color);
  color: #f8fafc;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.card-industrial .card-body {
  padding: 1.1rem;
}

/* High Contrast Input Fields */
.form-control-industrial, .form-control {
  background-color: #182232 !important;
  color: #ffffff !important;
  border: 1px solid #3b4d6b !important;
}

.form-control-industrial:focus, .form-control:focus {
  background-color: #1e2a3e !important;
  color: #ffffff !important;
  border-color: #38bdf8 !important;
  box-shadow: 0 0 0 0.25rem rgba(56, 189, 248, 0.25) !important;
}

.input-group-text {
  background-color: #111927 !important;
  color: #38bdf8 !important;
  border: 1px solid #3b4d6b !important;
}

/* Sensor Metric Displays */
.sensor-metric-val {
  font-size: 1.85rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.2;
}

.sensor-metric-label {
  font-size: 0.8rem;
  color: #e2e8f0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  margin-top: 0.25rem;
}

.sensor-metric-sub {
  font-size: 0.75rem;
  color: #38bdf8;
  font-weight: 600;
}

/* Sidebar Navigation */
.nav-link-industrial {
  color: #cbd5e1;
  font-weight: 600;
  padding: 0.65rem 0.9rem;
  border-radius: 6px;
  margin-bottom: 0.3rem;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.nav-link-industrial:hover {
  color: #ffffff;
  background-color: rgba(56, 189, 248, 0.12);
}

.nav-link-industrial.active {
  color: #ffffff;
  background: linear-gradient(90deg, rgba(56, 189, 248, 0.25) 0%, rgba(59, 130, 246, 0.25) 100%);
  border-left: 4px solid var(--accent-cyan);
}

/* Clock display */
#header-clock {
  font-family: 'Courier New', Courier, monospace;
  font-weight: 700;
  color: #38bdf8;
  font-size: 0.95rem;
}

/* Simulation banner */
.simulation-banner {
  background: linear-gradient(90deg, #92400e 0%, #b45309 100%);
  color: #fef3c7;
  font-weight: 700;
  font-size: 0.82rem;
  text-align: center;
  padding: 0.3rem;
  letter-spacing: 1px;
}

/* Responsive Mobile Optimizations */
@media (max-width: 991.98px) {
  .sensor-metric-val { font-size: 1.5rem; }
  .brand-title { font-size: 1.1rem; }
  .brand-subtitle { font-size: 0.65rem; }
  .card-industrial .card-header { font-size: 0.85rem; }
  .btn-emergency-stop { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
  
  /* Scrollable navbar status badges on small screens */
  .nav-status-scroll {
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }
}