/* ==========================================================================
   REGENOVA Backoffice - Platform Operations & Administration
   Requirement: FR-UI-001 / AC-FR-UI-001
   Strict Bootstrap 5.3 Light Theme without dark SCADA override
   Dedicated Admin Portal for Multi-Tenant Platform Management
   ========================================================================== */

@import url("vendor/bootstrap.min.css");
@import url("vendor/bootstrap-icons.min.css");

:root {
  --reamp-indigo: #4f46e5;
  --reamp-indigo-dark: #4338ca;
  --reamp-indigo-light: #e0e7ff;
  --reamp-primary: #0d6efd;
  --reamp-success: #10b981;
  --reamp-warning: #f59e0b;
  --reamp-danger: #ef4444;
  --reamp-info: #06b6d4;
  --reamp-purple: #8b5cf6;
  --reamp-slate-dark: #0f172a;
  --reamp-slate-muted: #64748b;
  --reamp-body-bg: #f8fafc;
  --reamp-card-bg: #ffffff;
  --reamp-border: #e2e8f0;
  --reamp-border-subtle: #f1f5f9;
  --reamp-sidebar-width: 280px;
}

body {
  background-color: var(--reamp-body-bg);
  color: var(--reamp-slate-dark);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* ==========================================================================
   App Layout: Left Sidebar + Main Content Pane
   ========================================================================== */
.reamp-app-layout {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

/* Sidebar */
.reamp-sidebar {
  width: var(--reamp-sidebar-width);
  min-width: var(--reamp-sidebar-width);
  max-width: var(--reamp-sidebar-width);
  height: 100vh;
  position: sticky;
  top: 0;
  background-color: #ffffff;
  border-right: 1px solid var(--reamp-border);
  display: flex;
  flex-direction: column;
  z-index: 1040;
  transition: transform 0.25s ease-in-out;
  box-shadow: 2px 0 8px rgba(15, 23, 42, 0.03);
}

.reamp-sidebar-header {
  padding: 1.25rem 1.15rem 1rem 1.15rem;
  border-bottom: 1px solid var(--reamp-border);
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.brand-icon-admin {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 1.3rem;
  margin-right: 0.75rem;
  box-shadow: 0 4px 10px rgba(79, 70, 229, 0.3);
  flex-shrink: 0;
}

.reamp-sidebar-admin-user {
  padding: 0.85rem 1.15rem;
  border-bottom: 1px solid var(--reamp-border);
  background-color: #ffffff;
}

.admin-avatar {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
  box-shadow: 0 2px 5px rgba(79, 70, 229, 0.25);
}

.badge-platform-root {
  background-color: rgba(79, 70, 229, 0.12);
  color: #4f46e5;
  border: 1px solid rgba(79, 70, 229, 0.3);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.reamp-sidebar-nav {
  padding: 1rem 0.75rem;
  flex-grow: 1;
  overflow-y: auto;
}

.reamp-sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  color: #475569;
  font-size: 0.84rem;
  font-weight: 500;
  transition: all 0.15s ease-in-out;
  margin-bottom: 0.2rem;
  border: 1px solid transparent;
}

.reamp-sidebar-nav .nav-link:hover {
  background-color: #f1f5f9;
  color: var(--reamp-slate-dark);
}

.reamp-sidebar-nav .nav-link.active {
  background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
  color: #ffffff;
  box-shadow: 0 3px 8px rgba(79, 70, 229, 0.3);
  font-weight: 600;
}

.reamp-sidebar-nav .nav-link.active i {
  color: #ffffff !important;
}

.reamp-sidebar-footer {
  padding: 0.85rem 1.15rem;
  border-top: 1px solid var(--reamp-border);
  background-color: #f8fafc;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

/* ==========================================================================
   Main Pane & Topbar
   ========================================================================== */
.reamp-main-pane {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-color: var(--reamp-body-bg);
}

.reamp-topbar {
  height: 60px;
  background-color: #ffffff;
  border-bottom: 1px solid var(--reamp-border);
  position: sticky;
  top: 0;
  z-index: 1030;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.02);
}

.reamp-content-body {
  padding: 1.5rem;
  flex-grow: 1;
}

/* ==========================================================================
   Cards, Badges & Micro-Interactions
   ========================================================================== */
.card-reamp {
  background: #ffffff;
  border: 1px solid var(--reamp-border);
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.card-reamp:hover {
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.06);
}

.stat-kpi-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--reamp-slate-muted);
  font-weight: 700;
}

.stat-kpi-val {
  font-size: 1.65rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* Pulse Live */
.pulse-live {
  width: 8px;
  height: 8px;
  background-color: var(--reamp-success);
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  animation: pulse-ring 2s infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Status Badges */
.badge-status-active {
  background-color: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
}

.badge-status-suspended {
  background-color: rgba(239, 68, 68, 0.12);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.25);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
}

.badge-tenant-pill {
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.7rem;
  font-weight: 600;
  background-color: #f1f5f9;
  color: #475569;
  border: 1px solid #cbd5e1;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.badge-role-admin {
  background-color: rgba(239, 68, 68, 0.12);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.badge-role-engineer {
  background-color: rgba(139, 92, 246, 0.12);
  color: #7c3aed;
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.badge-role-operator {
  background-color: rgba(13, 110, 253, 0.12);
  color: #0d6efd;
  border: 1px solid rgba(13, 110, 253, 0.25);
}

.badge-role-viewer {
  background-color: #f1f5f9;
  color: #64748b;
  border: 1px solid #e2e8f0;
}

/* Tables in Light Theme */
.table-reamp th {
  background-color: #f8fafc;
  color: #475569;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  border-bottom: 2px solid var(--reamp-border);
}

.table-reamp td {
  vertical-align: middle;
  font-size: 0.85rem;
  border-bottom: 1px solid #f1f5f9;
}

/* Footer */
footer.reamp-footer {
  background-color: #ffffff;
  border-top: 1px solid var(--reamp-border);
  padding: 1.15rem 1.5rem;
  margin-top: auto;
  font-size: 0.825rem;
  color: var(--reamp-slate-muted);
}

/* Mobile Responsiveness */
@media (max-width: 991.98px) {
  .reamp-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    transform: translateX(-100%);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  }
  .reamp-sidebar.show {
    transform: translateX(0);
  }
  .sidebar-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.4);
    z-index: 1035;
    display: none;
  }
  .sidebar-backdrop.show {
    display: block;
  }
}