5b869309dd
修改内容: - .login-card 左右内边距 40rpx → 32rpx - .login-card 添加 box-sizing: border-box - .btn-primary 添加 padding: 0 和 box-sizing: border-box - .code-row 添加 box-sizing: border-box 确保所有容器和按钮在小屏幕上不溢出 Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>