/* 全站卷纸底纹：由 site-paper-background.js 识别原本的浅色大背景。
   不清空全站所有 div 的背景，不修改图片、卡片、导航、表单。
   显示浓度：--hc-global-paper-opacity；手机端默认再降低到 55%。 */
html.hc-global-paper {
  --hc-global-paper-opacity:1;
}
html.hc-global-paper body {
  isolation:isolate;
}
html.hc-global-paper body.hc-paper-body-light {
  background-color:#fdfcfb!important;
}
html.hc-global-paper #hc-global-paper-layer {
  display:block!important;
  position:fixed!important;
  inset:0!important;
  z-index:-1!important;
  pointer-events:none!important;
  margin:0!important;
  padding:0!important;
  border:0!important;
  width:auto!important;
  height:auto!important;
  background-color:transparent!important;
  background-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%221600%22%20height%3D%221440%22%20viewBox%3D%220%200%201600%201440%22%20fill%3D%22none%22%3E%0A%3Ctitle%3ESoft%20paper%20roll%20background%3C%2Ftitle%3E%0A%3Cdefs%3E%0A%20%3ClinearGradient%20id%3D%22paperFade%22%20x1%3D%220%22%20y1%3D%220%22%20x2%3D%221050%22%20y2%3D%220%22%20gradientUnits%3D%22userSpaceOnUse%22%3E%0A%20%20%3Cstop%20stop-color%3D%22%23b9b0a5%22%20stop-opacity%3D%22.28%22%2F%3E%0A%20%20%3Cstop%20offset%3D%22.4%22%20stop-color%3D%22%23b9b0a5%22%20stop-opacity%3D%22.18%22%2F%3E%0A%20%20%3Cstop%20offset%3D%22.78%22%20stop-color%3D%22%23b9b0a5%22%20stop-opacity%3D%22.08%22%2F%3E%0A%20%20%3Cstop%20offset%3D%221%22%20stop-color%3D%22%23b9b0a5%22%20stop-opacity%3D%220%22%2F%3E%0A%20%3C%2FlinearGradient%3E%0A%3C%2Fdefs%3E%0A%3Cg%20stroke%3D%22url%28%23paperFade%29%22%20stroke-width%3D%221.5%22%20stroke-linecap%3D%22round%22%20stroke-linejoin%3D%22round%22%3E%0A%3Cpath%20d%3D%22M%2046.1%20333.9%20A%2048%2048%200%201%201%20113.9%20333.9%20Q%203.9%20443.9%20-106.1%20707.9%22%2F%3E%0A%3Cpath%20d%3D%22M%2032.6%20347.4%20A%2067%2067%200%201%201%20127.4%20347.4%20Q%2017.4%20457.4%20-92.6%20721.4%22%2F%3E%0A%3Cpath%20d%3D%22M%2019.2%20360.8%20A%2086%2086%200%201%201%20140.8%20360.8%20Q%2030.8%20470.8%20-79.2%20734.8%22%2F%3E%0A%3Cpath%20d%3D%22M%205.8%20374.2%20A%20105%20105%200%201%201%20154.2%20374.2%20Q%2044.2%20484.2%20-65.8%20748.2%22%2F%3E%0A%3Cpath%20d%3D%22M%20-7.7%20387.7%20A%20124%20124%200%201%201%20167.7%20387.7%20Q%2057.7%20497.7%20-52.3%20761.7%22%2F%3E%0A%3Cpath%20d%3D%22M%20-21.1%20401.1%20A%20143%20143%200%201%201%20181.1%20401.1%20Q%2071.1%20511.1%20-38.9%20775.1%22%2F%3E%0A%3Cpath%20d%3D%22M%20-34.6%20414.6%20A%20162%20162%200%201%201%20194.6%20414.6%20Q%2084.6%20524.6%20-25.4%20788.6%22%2F%3E%0A%3Cpath%20d%3D%22M%20-48.0%20428.0%20A%20181%20181%200%201%201%20208.0%20428.0%20Q%2098.0%20538.0%20-12.0%20802.0%22%2F%3E%0A%3Cpath%20d%3D%22M%20-61.4%20441.4%20A%20200%20200%200%201%201%20221.4%20441.4%20Q%20111.4%20551.4%201.4%20815.4%22%2F%3E%0A%3Cpath%20d%3D%22M%20-74.9%20454.9%20A%20219%20219%200%201%201%20234.9%20454.9%20Q%20124.9%20564.9%2014.9%20828.9%22%2F%3E%0A%3Cpath%20d%3D%22M%20-88.3%20468.3%20A%20238%20238%200%201%201%20248.3%20468.3%20Q%20138.3%20578.3%2028.3%20842.3%22%2F%3E%0A%3Cpath%20d%3D%22M%20-101.7%20481.7%20A%20257%20257%200%201%201%20261.7%20481.7%20Q%20151.7%20591.7%2041.7%20855.7%22%2F%3E%0A%3Cpath%20d%3D%22M%20-115.2%20495.2%20A%20276%20276%200%201%201%20275.2%20495.2%20Q%20165.2%20605.2%2055.2%20869.2%22%2F%3E%0A%3Cpath%20d%3D%22M%20-128.6%20508.6%20A%20295%20295%200%201%201%20288.6%20508.6%20Q%20178.6%20618.6%2068.6%20882.6%22%2F%3E%0A%3Cpath%20d%3D%22M%20-142.0%20522.0%20A%20314%20314%200%201%201%20302.0%20522.0%20Q%20192.0%20632.0%2082.0%20896.0%22%2F%3E%0A%3Cpath%20d%3D%22M%20-155.5%20535.5%20A%20333%20333%200%201%201%20315.5%20535.5%20Q%20205.5%20645.5%2095.5%20909.5%22%2F%3E%0A%3Cpath%20d%3D%22M%20-168.9%20548.9%20A%20352%20352%200%201%201%20328.9%20548.9%20Q%20218.9%20658.9%20108.9%20922.9%22%2F%3E%0A%3Cpath%20d%3D%22M%20578.2%20-53.2%20A%2045%2045%200%201%201%20641.8%20-53.2%20Q%20541.8%2046.8%20441.8%20286.8%22%2F%3E%0A%3Cpath%20d%3D%22M%20564.7%20-39.7%20A%2064%2064%200%201%201%20655.3%20-39.7%20Q%20555.3%2060.3%20455.3%20300.3%22%2F%3E%0A%3Cpath%20d%3D%22M%20551.3%20-26.3%20A%2083%2083%200%201%201%20668.7%20-26.3%20Q%20568.7%2073.7%20468.7%20313.7%22%2F%3E%0A%3Cpath%20d%3D%22M%20537.9%20-12.9%20A%20102%20102%200%201%201%20682.1%20-12.9%20Q%20582.1%2087.1%20482.1%20327.1%22%2F%3E%0A%3Cpath%20d%3D%22M%20524.4%200.6%20A%20121%20121%200%201%201%20695.6%200.6%20Q%20595.6%20100.6%20495.6%20340.6%22%2F%3E%0A%3Cpath%20d%3D%22M%20511.0%2014.0%20A%20140%20140%200%201%201%20709.0%2014.0%20Q%20609.0%20114.0%20509.0%20354.0%22%2F%3E%0A%3Cpath%20d%3D%22M%20497.6%2027.4%20A%20159%20159%200%201%201%20722.4%2027.4%20Q%20622.4%20127.4%20522.4%20367.4%22%2F%3E%0A%3Cpath%20d%3D%22M%20484.1%2040.9%20A%20178%20178%200%201%201%20735.9%2040.9%20Q%20635.9%20140.9%20535.9%20380.9%22%2F%3E%0A%3Cpath%20d%3D%22M%20470.7%2054.3%20A%20197%20197%200%201%201%20749.3%2054.3%20Q%20649.3%20154.3%20549.3%20394.3%22%2F%3E%0A%3Cpath%20d%3D%22M%20457.3%2067.7%20A%20216%20216%200%201%201%20762.7%2067.7%20Q%20662.7%20167.7%20562.7%20407.7%22%2F%3E%0A%3Cpath%20d%3D%22M%20443.8%2081.2%20A%20235%20235%200%201%201%20776.2%2081.2%20Q%20676.2%20181.2%20576.2%20421.2%22%2F%3E%0A%3Cpath%20d%3D%22M%20616.1%20733.9%20A%2048%2048%200%201%201%20683.9%20733.9%20Q%20573.9%20843.9%20463.9%201107.9%22%2F%3E%0A%3Cpath%20d%3D%22M%20602.6%20747.4%20A%2067%2067%200%201%201%20697.4%20747.4%20Q%20587.4%20857.4%20477.4%201121.4%22%2F%3E%0A%3Cpath%20d%3D%22M%20589.2%20760.8%20A%2086%2086%200%201%201%20710.8%20760.8%20Q%20600.8%20870.8%20490.8%201134.8%22%2F%3E%0A%3Cpath%20d%3D%22M%20575.8%20774.2%20A%20105%20105%200%201%201%20724.2%20774.2%20Q%20614.2%20884.2%20504.2%201148.2%22%2F%3E%0A%3Cpath%20d%3D%22M%20562.3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  background-size:clamp(900px,85vw,1360px) auto!important;
  background-position:left top!important;
  background-repeat:no-repeat!important;
  opacity:var(--hc-global-paper-opacity)!important;
}
html.hc-global-paper .hc-paper-surface {
  background-color:transparent!important;
}
/* 兼容此前的联系页模板：关闭原来的局部底纹，统一显示全站底纹。 */
html.hc-global-paper .hc-paper-bg::before {
  display:none!important;
}
@media(max-width:768px) {
  html.hc-global-paper #hc-global-paper-layer {
    background-size:clamp(520px,160vw,760px) auto!important;
    background-position:clamp(-120px,-18vw,-55px) top!important;
    opacity:1!important;
filter:contrast(2.2);
  }
}
@media print {
  html.hc-global-paper #hc-global-paper-layer { display:none!important; }
}
/* 手机端：加深卷纸线条 */
@media (max-width:768px) {
  html.hc-global-paper #hc-global-paper-layer {
    opacity:1 !important;
    filter:brightness(0.5) !important;
  }
}