/* 内容区域 */
      .content {
        max-width: 800px;
        margin: 80px auto;
        padding: 0 48px;
        animation: fadeUp 0.8s ease 0.2s both;
      }

      .content-block {
        background: var(--white);
        border-radius: 16px;
        padding: 48px;
        border: 1px solid rgba(0,0,0,0.06);
        box-shadow: 0 2px 16px rgba(0,0,0,0.05);
        margin-bottom: 24px;
      }
      .content-block h2 {
        font-size: 20px;
        font-weight: 700;
        color: var(--text);
        margin-bottom: 16px;
        padding-bottom: 16px;
        border-bottom: 2px solid var(--accent);
        display: inline-block;
      }
      .content-block p {
        color: var(--muted);
        line-height: 2;
        font-size: 15px;
        font-weight: 300;
        margin-bottom: 12px;
      }
      .content-block p:last-child { margin-bottom: 0; }

      /* 数据展示 */
      .stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
        margin-bottom: 24px;
      }
      .stat {
        background: var(--white);
        border-radius: 16px;
        padding: 32px 24px;
        text-align: center;
        border: 1px solid rgba(0,0,0,0.06);
        box-shadow: 0 2px 16px rgba(0,0,0,0.05);
        animation: fadeUp 0.6s ease both;
      }
      .stat:nth-child(1) { animation-delay: 0.2s; }
      .stat:nth-child(2) { animation-delay: 0.3s; }
      .stat:nth-child(3) { animation-delay: 0.4s; }
      .stat .number {
        font-size: 36px;
        font-weight: 900;
        color: var(--accent);
        letter-spacing: -1px;
        display: block;
        margin-bottom: 8px;
      }
      .stat .label {
        font-size: 13px;
        color: var(--muted);
        font-weight: 300;
      }