/* VPTelemetric Nexus-M2M Core - Corporate Industrial Theme */
:root {
  --bg-dark: #0b0f19;
  --bg-card: #111827;
  --bg-card-hover: #1e293b;
  --border-color: rgba(255, 255, 255, 0.08);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --primary-blue: #2563eb;
  --primary-blue-hover: #1d4ed8;
  --primary-cyan: #38bdf8;
  --primary-cyan-hover: #0284c7;
  --accent-blue: #3b82f6;
  --status-active: #10b981;
  --status-active-bg: rgba(16, 185, 129, 0.12);
  --status-paused: #ef4444;
  --status-paused-bg: rgba(239, 68, 68, 0.12);
  --status-warning: #f59e0b;
  --status-warning-bg: rgba(245, 158, 11, 0.12);
  --radius-lg: 12px;
  --radius-md: 8px;
  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
}


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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
}

/* Header Navbar */
.navbar {
  background: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-main);
}

.brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary-cyan), var(--accent-blue));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.nav-links {
  display: flex;
  gap: 0.5rem;
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-btn:hover {
  color: var(--text-main);
  background: var(--bg-card-hover);
}

.nav-btn.active {
  color: var(--primary-cyan);
  background: rgba(37, 99, 235, 0.18);
  border-color: rgba(56, 189, 248, 0.35);
}

.auth-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  border: 1px solid var(--border-color);
}

.btn-logout {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #f87171;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s ease;
  margin-left: 0.5rem;
}

.btn-logout:hover {
  background: rgba(239, 68, 68, 0.25);
  color: #ffffff;
  border-color: rgba(239, 68, 68, 0.5);
}


.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--status-active);
  box-shadow: 0 0 8px var(--status-active);
}

/* Main Container */
.container {
  max-width: 1280px;
  width: 100%;
  margin: 2rem auto;
  padding: 0 1.5rem;
  flex: 1;
}

/* Section Header */
.section-title-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;

  letter-spacing: -0.02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-cyan));
  color: #ffffff;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 2px 12px rgba(37, 99, 235, 0.35);
  transition: all 0.2s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-blue-hover), var(--primary-blue));
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(37, 99, 235, 0.5);
}


.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background 0.2s;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8125rem;
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--status-paused);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.3);
}

.btn-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--status-active);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
  background: rgba(16, 185, 129, 0.3);
}

/* Metric Cards Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary-cyan);
}

.metric-card.card-active::before { background: var(--status-active); }
.metric-card.card-paused::before { background: var(--status-paused); }
.metric-card.card-warning::before { background: var(--status-warning); }

.metric-label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  text-align: center;
  width: 100%;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-align: center;
  width: 100%;
  margin: 0.15rem 0;
}

.metric-footer {
  margin-top: 0.25rem;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
  width: 100%;
}

/* Tables & Card Containers */
.card-table-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-bottom: 2rem;
}

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

.table th {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: 0.45rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.78rem;
  vertical-align: middle;
}

.table tbody tr:last-child td {
  border-bottom: none;
}

.table tbody tr:hover {
  background: var(--bg-card-hover);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.18rem 0.5rem;
  border-radius: 10px;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.badge-active {
  background: var(--status-active-bg);
  color: var(--status-active);
}

.badge-paused {
  background: var(--status-paused-bg);
  color: var(--status-paused);
}

.badge-warning {
  background: var(--status-warning-bg);
  color: var(--status-warning);
}

.badge-provider {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

/* Progress bar for quota */
.quota-progress-bar {
  width: 90px;
  height: 5px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
  display: inline-block;
  margin-right: 0.4rem;
}


.quota-progress-fill {
  height: 100%;
  background: var(--primary-cyan);
  border-radius: 3px;
}

.quota-progress-fill.warn { background: var(--status-warning); }
.quota-progress-fill.over { background: var(--status-paused); }

/* Filter Toolbars */
.filter-toolbar {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

/* Modals */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  padding: 1.75rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);

}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.close-btn:hover { color: var(--text-main); }

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-control:focus {
  border-color: var(--primary-cyan);
}

select.form-control option {
  background: var(--bg-card);
  color: var(--text-main);
}

.code-box {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-color);
  padding: 0.75rem;
  border-radius: var(--radius-md);
  font-family: monospace;
  font-size: 0.8rem;
  color: #38bdf8;
  white-space: pre-wrap;
  word-break: break-all;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}