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<h1 style="margin:0;color:#ffffff;font-size:24px;font-weight:700;">试用即将到期</h1>
<p style="margin:8px 0 0;color:rgba(255,255,255,0.85);font-size:14px;">{{user_name}}，别错过完整功能体验</p>
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<p style="margin:0;font-size:14px;color:#5b21b6;">试用剩余</p>
<p style="margin:8px 0;font-size:48px;font-weight:700;color:#7c3aed;">{{days_remaining}}天</p>
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<p style="margin:0 0 4px;font-size:13px;font-weight:600;color:#dc2626;">⚠ 到期后您将失去：</p>
<p style="margin:0;font-size:14px;color:#374151;">✗ 高级GEO诊断功能<br>✗ AI引用率实时监测<br>✗ 专业优化建议与报告<br>✗ 多品牌监控能力</p>
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<p style="margin:0 0 4px;font-size:13px;font-weight:600;color:#059669;">✓ 升级后您将获得：</p>
<p style="margin:0;font-size:14px;color:#374151;">✓ 更多品牌监控额度<br>✓ 无限告警通知<br>✓ 完整竞品对比分析<br>✓ AI个性化优化建议</p>
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<a href="{{upgrade_link}}" style="display:inline-block;background-color:#7c3aed;color:#ffffff;text-decoration:none;padding:12px 32px;border-radius:8px;font-size:15px;font-weight:600;">立即升级</a>
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<p style="margin:0;font-size:12px;color:#9ca3af;">© {{year}} GEO平台 — AI搜索优化领导者</p>
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