/* Button - 按钮样式 */

/* 主要按钮 */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: white;
  background: linear-gradient(to right, var(--color-primary), #ef4444);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.btn-primary:hover {
  background: linear-gradient(to right, #ffb732, #dc2626);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.2);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* 次要按钮 */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: #d1d5db;
  background-color: #374151;
  border: 1px solid #4b5563;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: #4b5563;
  border-color: #6b7280;
}

.btn-secondary:active {
  transform: scale(0.98);
}

/* 图标按钮 */
.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  background: transparent;
  border: none;
  color: #9ca3af;
}

.btn-icon:hover {
  background-color: #374151;
  transform: scale(1.05);
}

.btn-icon:active {
  transform: scale(0.95);
}

/* 危险按钮 */
.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: white;
  background-color: var(--color-danger);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.btn-danger:hover {
  background-color: #dc2626;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

/* 幽灵按钮 */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: #9ca3af;
  background: transparent;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.btn-ghost:hover {
  background-color: #374151;
  color: white;
}