/* assets/css/app.css — NexusShell Global Styles */
:root {
  --nexus-bg:       #0a0f1e;
  --nexus-surface:  #0f172a;
  --nexus-card:     #111827;
  --nexus-border:   #1e2d40;
  --nexus-text:     #e2e8f0;
  --nexus-muted:    #64748b;
  --nexus-primary:  #3b82f6;
  --nexus-accent:   #6366f1;
}

body.nexus-body {
  background: var(--nexus-bg);
  color: var(--nexus-text);
  min-height: 100vh;
}

/* Navbar */
.nexus-navbar {
  background: rgba(11,17,35,0.97);
  border-bottom: 1px solid var(--nexus-border);
  backdrop-filter: blur(8px);
  padding: .65rem 1.5rem;
}
.nexus-navbar .navbar-brand {
  color: #fff;
  font-size: 1.1rem;
  letter-spacing: .3px;
}
.nexus-logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--nexus-primary), var(--nexus-accent));
  border-radius: 8px;
  font-size: 1rem;
}
.nexus-navbar .nav-link {
  color: #94a3b8;
  font-size: .875rem;
  transition: color .15s;
  padding: .4rem .75rem;
  border-radius: 6px;
}
.nexus-navbar .nav-link:hover,
.nexus-navbar .nav-link.active {
  color: #fff;
  background: rgba(255,255,255,.06);
}

/* Cards */
.nexus-card {
  background: var(--nexus-card);
  border: 1px solid var(--nexus-border);
  border-radius: 12px;
}
.nexus-card .card-header {
  background: transparent;
  border-bottom: 1px solid var(--nexus-border);
  font-size: .875rem;
  font-weight: 600;
  color: #cbd5e1;
  padding: .85rem 1.25rem;
}
.nexus-card .card-footer {
  background: transparent;
  border-top: 1px solid var(--nexus-border);
  padding: .75rem 1.25rem;
}

/* Stat Cards */
.nexus-stat-card {
  background: var(--nexus-card);
  border: 1px solid var(--nexus-border);
  border-radius: 14px;
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .35rem;
}
.nexus-stat-icon {
  font-size: 1.6rem;
  margin-bottom: .25rem;
}
.nexus-stat-val {
  font-size: 2rem;
  font-weight: 700;
  color: #f1f5f9;
  line-height: 1;
}
.nexus-stat-label {
  font-size: .8rem;
  color: var(--nexus-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* Tables */
.table-dark {
  --bs-table-bg: transparent;
  --bs-table-hover-bg: rgba(255,255,255,.035);
  border-color: var(--nexus-border);
}
.table-dark thead.table-secondary th {
  background: rgba(255,255,255,.05);
  color: #94a3b8;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .5px;
  border-color: var(--nexus-border);
  padding: .65rem 1rem;
}
.table td { padding: .75rem 1rem; border-color: var(--nexus-border); vertical-align: middle; }

/* Modals */
.nexus-modal {
  background: #131c2e;
  border: 1px solid var(--nexus-border);
  border-radius: 14px;
}
.nexus-modal .modal-header { border-color: var(--nexus-border); }
.nexus-modal .modal-footer { border-color: var(--nexus-border); }

/* Misc */
.font-monospace { font-family: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace !important; }
.fs-7 { font-size: .8rem; }
.fs-8 { font-size: .65rem; }

/* Buttons */
.btn-primary   { background: var(--nexus-primary); border-color: var(--nexus-primary); }
.btn-primary:hover { background: #2563eb; border-color: #2563eb; }

/* Form controls */
.form-control, .form-select {
  background: #0f172a;
  border-color: var(--nexus-border);
  color: var(--nexus-text);
}
.form-control:focus, .form-select:focus {
  background: #131c2e;
  border-color: var(--nexus-primary);
  color: var(--nexus-text);
  box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.form-control::placeholder { color: var(--nexus-muted); }

/* Alerts */
.alert-danger  { background: rgba(239,68,68,.1);  border-color: rgba(239,68,68,.3);  color: #fca5a5; }
.alert-success { background: rgba(34,197,94,.1);  border-color: rgba(34,197,94,.3);  color: #86efac; }
.alert-info    { background: rgba(59,130,246,.1); border-color: rgba(59,130,246,.3); color: #93c5fd; }