/* ═══════════════════════════════════════════════════════════════
   OftalmoCare — Admin Panel Styles
   ═══════════════════════════════════════════════════════════════ */

.admin-layout {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}

/* Top Navbar */
.admin-navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 2rem;
  background: rgba(19, 27, 46, 0.9);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-brand-icon {
  width: 34px; height: 34px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav-brand-icon svg { width: 18px; height: 18px; color: #fff; }
.nav-brand h2 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.nav-brand span {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 400;
  display: block;
  margin-top: -2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
.nav-user {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.nav-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: var(--primary-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--primary-200);
}

/* Main Content */
.admin-content {
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.admin-header {
  margin-bottom: 2rem;
}
.admin-header h1 {
  font-size: 1.5rem;
  margin-bottom: 0.3rem;
}
.admin-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Stats Row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  margin-bottom: 2rem;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.stat-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.stat-icon svg { width: 22px; height: 22px; }
.stat-icon-teal { background: rgba(15,165,165,0.12); color: var(--primary-400); }
.stat-icon-amber { background: rgba(245,158,11,0.12); color: var(--warning); }
.stat-icon-blue { background: rgba(59,130,246,0.12); color: var(--info); }
.stat-icon-red { background: rgba(239,68,68,0.12); color: var(--danger); }
.stat-value { font-size: 1.5rem; font-weight: 800; line-height: 1; }
.stat-label { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }

/* Tabs */
.tabs {
  display: flex;
  gap: 2px;
  background: rgba(255,255,255,0.03);
  border-radius: var(--radius-md);
  padding: 3px;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-subtle);
}
.tab-btn {
  flex: 1;
  padding: 0.6rem 1rem;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.825rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
  background: rgba(15,165,165,0.15);
  color: var(--primary-400);
  font-weight: 600;
}
.tab-count {
  background: rgba(245,158,11,0.2);
  color: var(--warning);
  font-size: 0.7rem;
  padding: 1px 7px;
  border-radius: var(--radius-full);
  font-weight: 700;
}

/* User Cards (for pending list) */
.user-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.5rem;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  transition: all var(--duration-normal) var(--ease-out);
  animation: fadeInUp 0.3s var(--ease-out);
}
.user-card:hover { border-color: var(--border-medium); }

.user-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
  min-width: 0;
}
.user-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--primary-200);
  flex-shrink: 0;
}
.user-details { min-width: 0; }
.user-name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.user-meta {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2px;
}

.user-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--text-muted);
}
.empty-state svg {
  width: 48px; height: 48px;
  margin: 0 auto 1rem;
  opacity: 0.4;
}
.empty-state h3 { color: var(--text-secondary); margin-bottom: 0.5rem; }
.empty-state p { font-size: 0.875rem; }

/* Responsive */
@media (max-width: 768px) {
  .admin-navbar { padding: 0.8rem 1rem; }
  .admin-content { padding: 1rem; }
  .user-card { flex-direction: column; align-items: stretch; }
  .user-actions { justify-content: flex-end; }
  .stats-row { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .stats-row { grid-template-columns: 1fr; }
  .tabs { flex-direction: column; }
}