.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  min-width: 120px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-secondary);
}

.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-outline:hover {
  background: var(--primary-color);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn:disabled:hover {
  transform: none;
  box-shadow: none;
}

.plugin-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(30px);
}

.plugin-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.plugin-card:hover::before {
  transform: scaleX(1);
}

.plugin-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.plugin-card.animate-in {
  animation: pluginSlideIn 0.6s ease-out forwards;
}

.plugin-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.plugin-icon {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xl);
  color: var(--text-primary);
  flex-shrink: 0;
}

.plugin-icon-archive {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #4a4a4a 0%, #2a2a2a 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xl);
  color: var(--text-primary);
  flex-shrink: 0;
}

.plugin-info h3 {
  font-size: var(--fs-xl);
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.plugin-version {
  font-size: var(--fs-sm);
  color: var(--primary-color);
  font-weight: var(--fw-medium);
  background: rgba(27, 217, 106, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-full);
}

.plugin-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--spacing-lg);
}

.plugin-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.plugin-tag {
  font-size: var(--fs-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--bg-tertiary);
  color: var(--text-tertiary);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: var(--fw-medium);
}

.plugin-tag.category-archive { 
  background: rgba(71, 70, 70, 0.173); 
  color: var(--accent-gray); 
}

.plugin-tag.category-plugins { 
  background: rgba(147, 51, 234, 0.2); 
  color: var(--accent-purple); 
}

.plugin-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-primary);
  margin-bottom: var(--spacing-lg);
}

.plugin-stat {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--text-tertiary);
  font-size: var(--fs-sm);
}

.plugin-stat i {
  color: var(--primary-color);
}

.plugin-actions {
  display: flex;
  gap: var(--spacing-sm);
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--fs-sm);
  min-width: auto;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  font-weight: var(--fw-medium);
  font-size: var(--fs-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-secondary);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--fs-base);
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(27, 217, 106, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.card:hover {
  border-color: var(--border-secondary);
  box-shadow: var(--shadow-md);
}

.card-header {
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  margin-bottom: 0;
}

.card-subtitle {
  color: var(--text-secondary);
  font-size: var(--fs-sm);
  margin-top: var(--spacing-xs);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: var(--radius-full);
}

.badge-primary {
  background: rgba(27, 217, 106, 0.2);
  color: var(--primary-color);
}

.badge-secondary {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
}

.badge-success {
  background: rgba(34, 197, 94, 0.2);
  color: #22C55E;
}

.badge-warning {
  background: rgba(234, 179, 8, 0.2);
  color: var(--accent-yellow);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.2);
  color: var(--accent-red);
}

.tooltip {
  position: relative;
}

.tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--fs-xs);
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: var(--z-tooltip);
  border: 1px solid var(--border-secondary);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--spacing-sm);
}

.tooltip::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--border-secondary);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  z-index: var(--z-tooltip);
}

.tooltip:hover::after,
.tooltip:hover::before {
  opacity: 1;
  visibility: visible;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-primary);
  border-top: 3px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.spinner-sm {
  width: 20px;
  height: 20px;
  border-width: 2px;
}

.progress {
  width: 100%;
  height: 8px;
  background: var(--border-primary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-secondary);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

::selection {
  background: rgba(27, 217, 106, 0.3);
  color: var(--text-primary);
}

::-moz-selection {
  background: rgba(27, 217, 106, 0.3);
  color: var(--text-primary);
}

.focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (prefers-contrast: high) {
  .btn-primary {
    border: 2px solid var(--text-primary);
  }
  
  .plugin-card {
    border-width: 2px;
  }
  
  .card {
    border-width: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}