.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
  white-space: nowrap;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: var(--shadow-glow);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-hover);
}

.btn-ghost {
  color: var(--text-secondary);
  padding: 8px 12px;
  background: transparent;
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.btn-bluesky {
  background: #0085ff;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.15s;
}

.btn-bluesky:hover {
  background: #0070dd;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.8rem;
}

.btn-text {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.85rem;
  padding: 6px 10px;
  cursor: pointer;
  transition: color 0.15s;
  border-radius: var(--radius-sm);
}

.btn-text:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.btn-block {
  width: 100%;
  text-align: left;
  padding: 10px 14px;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  margin-top: 8px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
}

.btn-block:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border);
}

.btn-icon-danger {
  padding: 8px;
  background: rgba(255, 69, 58, 0.1);
  color: var(--error);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon-danger:hover {
  background: var(--error);
  color: white;
}

.btn-danger {
  background: rgba(255, 69, 58, 0.1);
  color: var(--error);
  border: 1px solid rgba(255, 69, 58, 0.2);
}

.btn-danger:hover {
  background: var(--error);
  color: white;
  border-color: var(--error);
}

.action-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.action-buttons-end {
  display: flex;
  justify-content: flex-end;
  gap: var(--spacing-sm);
}