<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 320 80" width="320" height="80">
  <defs>
    <linearGradient id="liveGrad" x1="0%" y1="0%" x2="100%" y2="100%">
      <stop offset="0%" stop-color="#ff2d55"/>
      <stop offset="50%" stop-color="#7000ff"/>
      <stop offset="100%" stop-color="#00f2fe"/>
    </linearGradient>
    <linearGradient id="textGrad" x1="0%" y1="0%" x2="100%" y2="0%">
      <stop offset="0%" stop-color="#ffffff"/>
      <stop offset="100%" stop-color="#f5d0fe"/>
    </linearGradient>
    <filter id="glow" x="-20%" y="-20%" width="140%" height="140%">
      <feGaussianBlur stdDeviation="3" result="blur" />
      <feComposite in="SourceGraphic" in2="blur" operator="over" />
    </filter>
  </defs>
  
  <!-- 图标主体：胶片与播放光芒结合 -->
  <g transform="translate(8, 8)">
    <rect width="64" height="64" rx="16" fill="url(#liveGrad)" filter="url(#glow)"/>
    <!-- 播放三角形 -->
    <polygon points="26,20 26,44 46,32" fill="#ffffff"/>
    <!-- 动态脉冲角标 -->
    <circle cx="50" cy="14" r="5" fill="#ff0055"/>
    <circle cx="50" cy="14" r="8" fill="none" stroke="#ffffff" stroke-width="1.5" opacity="0.8"/>
  </g>
  
  <!-- 品牌文字 -->
  <text x="86" y="44" font-family="'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="28" font-weight="900" fill="url(#textGrad)" letter-spacing="1.5">丝瓜视频</text>
  <text x="88" y="64" font-family="-apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif" font-size="11" font-weight="700" fill="#a78bfa" letter-spacing="2.2">WANWU LIVE COMMUNITY</text>
</svg>
