::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--surface-lowest);
}
::-webkit-scrollbar-thumb {
  background: var(--surface-highest);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-glow);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 19, 38, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(70, 69, 84, 0.35);
  transition: border-color var(--transition-fast);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.65rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-glow), var(--primary-dark));
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.28);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #7578ff, var(--primary-glow));
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--surface-high);
  color: var(--text-primary);
  border-color: rgba(70, 69, 84, 0.6);
}

.btn-secondary:hover {
  background-color: var(--surface-highest);
  border-color: var(--outline);
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: rgba(70, 69, 84, 0.5);
}

.btn-outline:hover {
  background-color: var(--surface-low);
  border-color: var(--primary);
  color: var(--primary);
}

.btn-icon {
  padding: 0.5rem;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid rgba(70, 69, 84, 0.4);
  color: var(--text-secondary);
}

.btn-icon:hover {
  background: var(--surface);
  color: var(--text-primary);
  border-color: var(--outline);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.badge-trending {
  background: rgba(245, 158, 11, 0.12);
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.15);
}

.badge-featured {
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.2);
}

.badge-tag {
  background: var(--surface-lowest);
  color: var(--text-secondary);
  border-color: rgba(70, 69, 84, 0.4);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.badge-tag:hover, .badge-tag.active {
  color: var(--primary);
  border-color: var(--primary-glow);
  background: rgba(99, 102, 241, 0.12);
}

.card {
  background-color: var(--surface-low);
  border: 1px solid rgba(70, 69, 84, 0.35);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  animation: cardEnter 0.4s var(--ease-smooth) backwards;
}

@keyframes cardEnter {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card:hover {
  border-color: rgba(99, 102, 241, 0.6);
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45), 0 0 16px rgba(99, 102, 241, 0.12);
}

.card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(110deg, var(--surface-lowest) 8%, var(--surface-high) 18%, var(--surface-lowest) 33%);
  background-size: 200% 100%;
  animation: shimmerSkeleton 1.8s linear infinite;
  overflow: hidden;
}

@keyframes shimmerSkeleton {
  to {
    background-position-x: -200%;
  }
}

.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-smooth), opacity 0.3s ease;
}

.card:hover .card-media img {
  transform: scale(1.05);
}

.card-body {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: var(--space-xs);
}

.card-title {
  font-size: 1.05rem;
  color: var(--text-primary);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.card:hover .card-title {
  color: var(--primary);
}

.card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  padding: var(--space-sm) var(--space-md);
  border-top: 1px solid rgba(70, 69, 84, 0.25);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.code-box {
  background-color: var(--surface-lowest);
  border: 1px solid rgba(70, 69, 84, 0.4);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--text-primary);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.5);
  word-break: break-word;
}

.code-box .highlight {
  background: rgba(99, 102, 241, 0.18);
  color: var(--primary);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  border: 1px solid rgba(99, 102, 241, 0.35);
  box-shadow: 0 0 8px rgba(99, 102, 241, 0.2);
  display: inline-block;
  margin: 0 0.1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: var(--space-md);
}

.form-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background-color: var(--surface-lowest);
  border: 1px solid rgba(70, 69, 84, 0.45);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary-glow);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  outline: none;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background: rgba(34, 42, 61, 0.92);
  backdrop-filter: blur(12px);
  color: var(--text-primary);
  border: 1px solid rgba(70, 69, 84, 0.5);
  padding: 0.8rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  opacity: 0;
  transform: translateY(16px);
  transition: all 0.3s var(--ease-spring);
  pointer-events: auto;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

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

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