<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512" role="img" aria-label="宝宝日记">
  <defs>
    <linearGradient id="bg" x1="0" y1="0" x2="1" y2="1">
      <stop offset="0%" stop-color="#F6E4DB"/>
      <stop offset="100%" stop-color="#E8C9B8"/>
    </linearGradient>
  </defs>
  <rect width="512" height="512" rx="112" fill="url(#bg)"/>
  <circle cx="256" cy="256" r="168" fill="#D4896A"/>
  <circle cx="256" cy="256" r="132" fill="#FAF7F2"/>
  <!-- bottle body -->
  <rect x="214" y="176" width="84" height="140" rx="28" fill="#6B9AC4"/>
  <rect x="228" y="148" width="56" height="36" rx="10" fill="#3D6488"/>
  <rect x="240" y="128" width="32" height="28" rx="8" fill="#D4896A"/>
  <!-- milk level -->
  <rect x="226" y="220" width="60" height="80" rx="16" fill="#E8F1F8" opacity="0.95"/>
  <!-- smile -->
  <path d="M230 340c14 18 38 18 52 0" fill="none" stroke="#8B4F35" stroke-width="10" stroke-linecap="round"/>
</svg>