:root {
  --bg-main: #0a0e17;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-solid: #121826;
  --bg-input: #0e1422;
  --border: rgba(255, 255, 255, 0.08);
  --border-focus: #3b82f6;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-glow: rgba(59, 130, 246, 0.25);
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.12);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.12);
  --purple: #8b5cf6;
  --purple-bg: rgba(139, 92, 246, 0.12);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 18px;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.08) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.06) 0px, transparent 50%);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

/* Sidebar Navigation */
.sidebar {
  width: 260px;
  background: rgba(14, 20, 32, 0.85);
  backdrop-filter: blur(16px);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 40;
}

.sidebar-header {
  padding: 24px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border);
}

.logo-badge {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px var(--primary-glow);
  font-weight: 800;
  font-size: 20px;
  color: #fff;
}

.logo-text h2 {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.3px;
  background: linear-gradient(90deg, #fff, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-text span {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
}

.nav-links {
  list-style: none;
  padding: 20px 12px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

.nav-item.active {
  background: rgba(59, 130, 246, 0.12);
  color: #60a5fa;
  border-left: 3px solid #3b82f6;
}

.nav-item svg {
  width: 18px;
  height: 18px;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #1e293b;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: #60a5fa;
}

.user-meta .name {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
}

.user-meta .role {
  font-size: 11px;
  color: var(--text-dim);
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

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

/* Main Content Area */
.main-wrapper {
  margin-left: 260px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.top-bar {
  height: 72px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 14, 23, 0.7);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 30;
}

.page-title {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.4px;
}

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: #2563eb;
  color: #fff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
}

.btn-secondary {
  background: #1e293b;
  border-color: var(--border);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: #334155;
}

.btn-danger {
  background: var(--danger-bg);
  border-color: rgba(239, 68, 68, 0.3);
  color: #f87171;
}

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

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

/* Metric Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.stat-card.blue::after { background: #3b82f6; }
.stat-card.green::after { background: #10b981; }
.stat-card.yellow::after { background: #f59e0b; }
.stat-card.red::after { background: #ef4444; }
.stat-card.purple::after { background: #8b5cf6; }

.stat-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
}

.stat-value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

/* Card Containers */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-bottom: 32px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 16px;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
}

/* Search & Filters Bar */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  min-width: 280px;
}

.search-box input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px 10px 36px;
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.search-box input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.search-box svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--text-dim);
}

.select-filter {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  outline: none;
  cursor: pointer;
}

.select-filter:focus {
  border-color: var(--border-focus);
}

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

table.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

table.data-table th {
  padding: 14px 16px;
  color: var(--text-dim);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}

table.data-table td {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
  vertical-align: middle;
}

table.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-main);
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 9999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-active { background: var(--success-bg); color: #34d399; }
.badge-deactivated { background: var(--warning-bg); color: #fbbf24; }
.badge-blocked { background: var(--danger-bg); color: #f87171; }
.badge-revoked { background: rgba(148, 163, 184, 0.12); color: #94a3b8; }
.badge-activated { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.badge-unactivated { background: rgba(255, 255, 255, 0.06); color: #94a3b8; }

.key-code {
  font-family: var(--font-mono);
  color: #93c5fd;
  font-size: 12px;
  background: rgba(59, 130, 246, 0.08);
  padding: 3px 7px;
  border-radius: 4px;
}

/* Modals & Drawers */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop.open {
  display: flex;
}

.modal-box {
  background: var(--bg-card-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 580px;
  width: 100%;
  padding: 32px;
  position: relative;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.modal-title {
  font-size: 18px;
  font-weight: 800;
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-main);
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 200;
}

.toast {
  background: #1e293b;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  color: var(--text-main);
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease forwards;
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Code Snippet Box */
.code-box {
  background: #0d131f;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #cbd5e1;
  overflow-x: auto;
  position: relative;
  margin: 12px 0;
}

.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: #1e293b;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 11px;
  cursor: pointer;
  transition: var(--transition);
}

.copy-btn:hover {
  background: #334155;
  color: #fff;
}