/* OpenWiFi SaaS Dashboard Stylesheet */
:root {
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-dark: #1d4ed8;
  --sidebar-bg: #0f172a;
  --sidebar-hover: #1e293b;
  --sidebar-text: #94a3b8;
  --sidebar-text-active: #ffffff;
  --bg-main: #f1f5f9;
  --card-bg: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 12px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  font-size: 15px;
}

/* Impersonation Banner */
.impersonation-bar {
  background: linear-gradient(90deg, #f59e0b, #d97706);
  color: #ffffff;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(217, 119, 6, 0.3);
}

.impersonation-bar a.btn-exit {
  background: rgba(255, 255, 255, 0.95);
  color: #b45309;
  padding: 6px 14px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.impersonation-bar a.btn-exit:hover {
  background: #ffffff;
  transform: translateY(-1px);
}

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

/* Sidebar */
.sidebar {
  width: 270px;
  background-color: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.sidebar-brand {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.5px;
  text-decoration: none;
}

.sidebar-brand .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), #8b5cf6);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: #ffffff;
}

.sidebar-menu {
  list-style: none;
  padding: 20px 12px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.menu-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #475569;
  padding: 12px 12px 4px;
}

.sidebar-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.sidebar-menu a:hover {
  background-color: var(--sidebar-hover);
  color: #ffffff;
}

.sidebar-menu a.active {
  background-color: var(--primary);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
}

.sidebar-menu a svg, .sidebar-menu a .icon {
  font-size: 18px;
  opacity: 0.85;
}

.sidebar-user {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-info-text {
  font-size: 13px;
  color: #cbd5e1;
}
.user-info-text small {
  display: block;
  font-size: 11px;
  color: #64748b;
}

/* Main Content Area */
.main-wrapper {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  height: 68px;
  background-color: #ffffff;
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.content-body {
  padding: 32px;
  flex-grow: 1;
}

/* Alert Flashes */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow);
}
.alert-success { background: #dcfce7; color: #15803d; border-left: 4px solid #16a34a; }
.alert-error { background: #fee2e2; color: #b91c1c; border-left: 4px solid #dc2626; }
.alert-warning { background: #fef3c7; color: #b45309; border-left: 4px solid #f59e0b; }
.alert-info { background: #e0f2fe; color: #0369a1; border-left: 4px solid #0284c7; }

/* Grid & Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.kpi-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kpi-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-main);
  margin: 4px 0;
}

.kpi-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.kpi-icon.blue { background: #e0f2fe; color: #0284c7; }
.kpi-icon.green { background: #dcfce7; color: #16a34a; }
.kpi-icon.purple { background: #f3e8ff; color: #9333ea; }
.kpi-icon.orange { background: #ffedd5; color: #ea580c; }

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

table.data-table th {
  background-color: #f8fafc;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

table.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  vertical-align: middle;
}

table.data-table tr:hover td {
  background-color: #f8fafc;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge-success { background: #dcfce7; color: #15803d; }
.badge-warning { background: #fef3c7; color: #b45309; }
.badge-danger { background: #fee2e2; color: #b91c1c; }
.badge-primary { background: #e0f2fe; color: #0369a1; }
.badge-secondary { background: #f1f5f9; color: #475569; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  font-family: inherit;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.btn-success {
  background: var(--success);
  color: #ffffff;
}
.btn-success:hover {
  background: #059669;
}

.btn-warning {
  background: var(--warning);
  color: #ffffff;
}
.btn-warning:hover {
  background: #d97706;
}

.btn-danger {
  background: var(--danger);
  color: #ffffff;
}
.btn-danger:hover {
  background: #dc2626;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
  border-radius: 6px;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 14px;
  font-family: inherit;
  background-color: #ffffff;
  color: var(--text-main);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-help {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.form-row {
  display: flex;
  gap: 16px;
}
.form-col {
  flex: 1;
}

/* Switch / Toggle */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
}
.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #cbd5e1;
  transition: .3s;
  border-radius: 34px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--primary);
}
input:checked + .slider:before {
  transform: translateX(22px);
}

/* Script Code Box */
.code-box {
  background: #0f172a;
  color: #38bdf8;
  padding: 20px;
  border-radius: var(--radius);
  font-family: 'Courier New', Courier, monospace;
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
  position: relative;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Chart Components */
.chart-bar-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
  position: relative;
}

.chart-bar-fill {
  width: 100%;
  max-width: 26px;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, #3b82f6 0%, #1d4ed8 100%);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
  cursor: pointer;
}

.chart-bar-fill:hover {
  background: linear-gradient(180deg, #60a5fa 0%, #2563eb 100%);
  transform: scaleY(1.05);
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.5);
}

.chart-bar-empty {
  width: 100%;
  max-width: 26px;
  border-radius: 6px 6px 0 0;
  background: #f1f5f9;
  height: 6px;
}

.action-card {
  transition: all 0.25s ease;
  border: 1px solid var(--border);
}

.action-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

/* Responsive */
@media (max-width: 900px) {
  .app-container {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
  }
  .form-row {
    flex-direction: column;
    gap: 0;
  }
}