/* GARAJ Web Admin Panel — Modern Dark Graphite Design System */

:root {
  --bg-primary: #080B11;
  --bg-secondary: #0F1523;
  --bg-card: rgba(15, 21, 35, 0.85);
  --bg-card-hover: #162033;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #00e5ff;
  
  --accent-cyan: #00e5ff;
  --accent-cyan-glow: rgba(0, 229, 255, 0.25);
  --accent-blue: #2563eb;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --sidebar-width: 260px;
  --header-height: 70px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-family);
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform 0.3s ease;
}

.brand {
  height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 24px;
  border-bottom: 1px solid var(--border-color);
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-cyan-glow);
}

.brand-text h1 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.brand-text span {
  font-size: 0.7rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
}

.nav-links {
  list-style: none;
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.nav-item button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

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

.nav-item.active button {
  background: linear-gradient(90deg, rgba(6, 182, 212, 0.15), rgba(6, 182, 212, 0.02));
  color: var(--accent-cyan);
  border-left: 3px solid var(--accent-cyan);
  font-weight: 600;
}

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

.admin-profile {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #1e293b;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-weight: 600;
  border: 1px solid var(--border-color);
}

.admin-info .name {
  font-size: 0.85rem;
  font-weight: 600;
}

.admin-info .role {
  font-size: 0.72rem;
  color: var(--accent-emerald);
}

/* Main Content */
.main-wrapper {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header.topbar {
  height: var(--header-height);
  background: rgba(11, 15, 23, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 90;
}

.page-title h2 {
  font-size: 1.25rem;
  font-weight: 700;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.api-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
  font-size: 0.78rem;
  font-weight: 600;
}

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

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Content Area */
.content {
  padding: 32px;
  flex: 1;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.2s ease-in-out;
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
}

.stat-card .label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card .value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-main);
}

.stat-card .subtext {
  font-size: 0.78rem;
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Data Tables */
.card-table {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  margin-bottom: 28px;
}

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

.card-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.table-responsive {
  overflow-x: auto;
}

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

th {
  padding: 12px 16px;
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
}

td {
  padding: 14px 16px;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.74rem;
  font-weight: 600;
}

.badge-owner {
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
}

.badge-learner {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
}

.badge-admin {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
}

.badge-danger {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
}

/* Modal for login */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.modal-header {
  margin-bottom: 24px;
  text-align: center;
}

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

.form-group label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 0.9rem;
}

.form-group input:focus {
  outline: none;
  border-color: var(--border-focus);
}

.btn-primary {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  border: none;
  border-radius: var(--radius-sm);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn-primary:hover {
  opacity: 0.9;
}

/* Mobile responsive */
@media (max-width: 900px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-wrapper {
    margin-left: 0;
  }
}