:root {
  /* Organizer ERP - Dark Palette */
  --bg-main: #0f172a;
  /* Deep Slate */
  --bg-sidebar: #020617;
  /* Almost Black */
  --bg-card: #1e293b;
  /* Slate 800 */
  --bg-input: #334155;
  /* Slate 700 */

  --primary: #3b82f6;
  /* Blue 500 */
  --primary-hover: #2563eb;
  /* Blue 600 */
  --secondary: #64748b;
  /* Slate 500 */

  --text-main: #f8fafc;
  /* Slate 50 */
  --text-muted: #94a3b8;
  /* Slate 400 */
  --text-inverse: #ffffff;

  --border-soft: #334155;
  /* Slate 700 */

  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --info: #0ea5e9;

  /* Spacing & Layout */
  --sidebar-width: 260px;
  --topbar-height: 64px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;

  --transition-speed: 0.2s;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--text-main);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-speed);
}

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

/* Layout Utilities */
.app-wrapper {
  display: flex;
  min-height: 100vh;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  transition: margin-left var(--transition-speed);
}

.content-body {
  padding: 2rem;
  margin-top: var(--topbar-height);
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-soft);
  position: fixed;
  left: 0;
  top: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-speed);
}

.sidebar-header {
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  border-bottom: 1px solid var(--border-soft);
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.logo-text span {
  color: var(--primary);
}

.sidebar-nav {
  padding: 1.5rem 0.75rem;
  overflow-y: auto;
  flex: 1;
}

.nav-item {
  display: block;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  color: var(--text-muted);
  border-radius: var(--radius-md);
  margin-bottom: 0.25rem;
  font-weight: 500;
  transition: all var(--transition-speed);
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

.nav-link.active {
  background-color: var(--primary);
  color: var(--text-inverse);
}

.nav-link i {
  width: 24px;
  margin-right: 0.75rem;
  text-align: center;
}

/* Topbar */
.topbar {
  height: var(--topbar-height);
  background-color: rgba(15, 23, 42, 0.9);
  /* Translucent main bg */
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-soft);
  position: fixed;
  top: 0;
  right: 0;
  left: var(--sidebar-width);
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  transition: left var(--transition-speed);
}

.topbar-left,
.topbar-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.toggle-sidebar {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.25rem;
  display: none;
  /* Hidden on desktop by default in this layout */
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: var(--radius-md);
  transition: background var(--transition-speed);
}

.user-menu:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--primary);
  color: var(--text-inverse);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
}

/* Components */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-soft);
}

.card-header h3 {
  margin: 0;
  font-size: 1.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-speed);
  border: 1px solid transparent;
  font-size: 0.875rem;
  gap: 0.5rem;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-inverse);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-danger {
  background-color: transparent;
  border-color: var(--danger);
  color: var(--danger);
}

.btn-danger:hover {
  background-color: var(--danger);
  color: var(--text-inverse);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--border-soft);
  color: var(--text-main);
}

.btn-outline:hover {
  border-color: var(--text-muted);
  background-color: rgba(255, 255, 255, 0.05);
}

/* Inputs & Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition-speed);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Login Page Specific */
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background-color: var(--bg-main);
  background-image: radial-gradient(circle at top right, rgba(59, 130, 246, 0.1), transparent 40%);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background-color: var(--bg-card);
  padding: 3rem 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-md);
}

.login-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.login-header i {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

/* Utilities */
.text-center {
  text-align: center;
}

.mb-1 {
  margin-bottom: 0.25rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-3 {
  margin-bottom: 1rem;
}

.mb-4 {
  margin-bottom: 1.5rem;
}

.d-flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 {
  gap: 0.5rem;
}

.w-full {
  width: 100%;
}

/* Alerts */
.alert {
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  border: 1px solid transparent;
}

.alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .topbar {
    left: 0;
    padding: 0 1rem;
  }

  .toggle-sidebar {
    display: block;
  }
}

/* Dashboard Stats Grid */
.stats-grid {

  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-speed);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.stat-card-info h3 {
  font-size: 2rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
}

.stat-card-info p {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 0.25rem;
}

.stat-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}

.stat-card.online .stat-card-icon {
  background-color: var(--success);
}

.stat-card.offline .stat-card-icon {
  background-color: var(--danger);
}

.stat-card.reboot .stat-card-icon {
  background-color: var(--warning);
}

.stat-card.total .stat-card-icon {
  background-color: var(--primary);
}

/* Table Styles */
.agents-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.agents-table th {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-soft);
}

.agents-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.9rem;
  color: var(--text-main);
  vertical-align: middle;
}

.agents-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

/* Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-online {
  background-color: rgba(16, 185, 129, 0.1);
  color: #34d399;
  /* Emerald 400 */
}

.status-offline {
  background-color: rgba(239, 68, 68, 0.1);
  color: #f87171;
  /* Red 400 */
}

/* Filters */
.filters-section {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  background: var(--bg-card);
  padding: 1rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  flex-wrap: wrap;
}

.search-box,
.site-filter {
  padding: 0.6rem 1rem;
  background-color: var(--bg-main);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  color: var(--text-main);
  min-width: 200px;
}

/* Action Buttons in Table */
.table-action-btn {
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--border-soft);
  background: transparent;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.8rem;
  margin-right: 0.25rem;
  transition: all 0.2s;
}

.table-action-btn:hover {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Page Header Override */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.page-header h1 {
  font-size: 1.5rem;
  margin: 0;
}

/* Modal & Loading */
.modal {
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  /* Hidden by default */
  align-items: center;
  justify-content: center;
}

.modal.show {
  display: flex;
}

.modal-content {
  background-color: var(--bg-card);
  padding: 2rem;
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 320px;
  text-align: center;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-md);
}

.loading {
  width: 40px;
  height: 40px;
  border: 4px solid var(--bg-input);
  border-top: 4px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }

}

/* Responsive User Name */
.user-name-container {
  display: none;
}

@media (min-width: 768px) {
  .user-name-container {
    display: block;
  }
}


/* Responsive Table/List Toggles */
.agents-list {
  display: none;
}

.agents-table {
  display: table;
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.agents-table th,
.agents-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-soft);
  text-align: left;
}

.agents-table th {
  background-color: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
}

@media (max-width: 768px) {
  .agents-table {
    display: none;
  }

  .agents-list {
    display: block;
  }
}

/* Mobile Agent Card */
.agent-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}

.agent-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.agent-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-main);
}

.agent-client {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.agent-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.info-label {
  display: block;
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.agent-actions {
  display: flex;
  gap: 0.5rem;
}

.agent-actions .btn {
  flex: 1;
  padding: 0.5rem;
  font-size: 0.8rem;
  justify-content: center;
}