.btn {
  height: 44px;
  padding: 0 20px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  font-family: var(--font-sans);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background 0.2s, opacity 0.2s, border-color 0.2s;
}

.primary {
  background: linear-gradient(135deg, var(--grad-edge), var(--grad-center));
  border: none;
  color: var(--text-primary);
}

.primary:hover {
  opacity: 0.85;
}

.danger {
  background: rgba(255, 77, 77, 0.1);
  border: 1px solid rgba(255, 77, 77, 0.3);
  color: #ff4d4d;
}

.danger:hover {
  background: rgba(255, 77, 77, 0.2);
}

.ghost {
  background: rgba(74, 109, 255, 0.15);
  border: 1px solid rgba(74, 109, 255, 0.3);
  color: var(--interactive);
}

.ghost:hover {
  background: rgba(74, 109, 255, 0.25);
}

.outline {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}

.outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.25);
}
