.vhow-dynamic-background-host{pointer-events:none;overflow:hidden;background:var(--vhow-dynamic-fallback,#d92848)}
.vhow-dynamic-background-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;pointer-events:none}
.vhow-dynamic-background-host.vhow-dynamic-fade{-webkit-mask-image:linear-gradient(to bottom,#000 0,#000 calc(100% - 84px),transparent 100%);mask-image:linear-gradient(to bottom,#000 0,#000 calc(100% - 84px),transparent 100%)}
body.vhow-dynamic-active{background:var(--vhow-dynamic-fallback,#d92848)!important}
body.vhow-dynamic-active .vhow-public-wrap{position:relative;isolation:isolate}
body.vhow-dynamic-active.vhow-dynamic-full .vhow-public-wrap{background:transparent!important}
body.vhow-dynamic-active.vhow-dynamic-full .vhow-public-wrap>.vhow-dynamic-public-host{position:fixed;inset:0;z-index:0}
body.vhow-dynamic-active.vhow-dynamic-full .vhow-public-wrap>*:not(.vhow-dynamic-public-host){position:relative;z-index:1}
body.vhow-dynamic-active.vhow-dynamic-header{background:#eef2f3!important}
body.vhow-dynamic-active.vhow-dynamic-header .vhow-public-wrap{background:#fff!important}
body.vhow-dynamic-active.vhow-dynamic-header .vhow-public-header{position:relative;isolation:isolate;overflow:hidden}
body.vhow-dynamic-active.vhow-dynamic-header .vhow-public-header>.vhow-dynamic-public-host{position:absolute;inset:0;z-index:0}
body.vhow-dynamic-active.vhow-dynamic-header .vhow-public-header>*:not(.vhow-dynamic-public-host){position:relative;z-index:1}
#appearancePhoneScreen.appearance-dynamic-mode{position:relative;background:#fff!important}
#appearancePhoneScreen.appearance-dynamic-mode:before,#appearancePhoneScreen.appearance-dynamic-mode:after{display:none!important}
#appearanceDynamicBackgroundHost{position:absolute;left:0;top:0;width:100%;height:100%;z-index:0;transition:height .18s ease}
#appearancePhoneScreen.appearance-dynamic-mode>*:not(#appearanceDynamicBackgroundHost){position:relative;z-index:1}
.appearance-dynamic-panel{display:grid;gap:10px}
.appearance-dynamic-style{display:grid;grid-template-columns:64px 1fr 18px;gap:10px;align-items:center;border:1px solid #9ecaff;border-radius:12px;padding:9px 11px;background:#fff}
.appearance-dynamic-style-preview{height:42px;border-radius:9px;overflow:hidden;position:relative;background:linear-gradient(160deg,#9f1735,#df3152)}
.appearance-dynamic-style-preview i{position:absolute;border-radius:50%;background:rgba(255,255,255,.30);filter:blur(5px)}
.appearance-dynamic-style-preview i:nth-child(1){width:44px;height:24px;left:-6px;top:2px}.appearance-dynamic-style-preview i:nth-child(2){width:48px;height:25px;right:-8px;top:15px}.appearance-dynamic-style-preview i:nth-child(3){width:36px;height:20px;left:16px;bottom:-4px}
.appearance-dynamic-style b{display:block;font-size:12px}.appearance-dynamic-style small{display:block;color:#7f8d95;font-size:9px;line-height:1.45;margin-top:3px}.appearance-dynamic-style em{font-style:normal;color:#1677ff;font-weight:900}
.appearance-dynamic-color-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.appearance-dynamic-swatches{display:flex;gap:8px;flex-wrap:wrap}.appearance-dynamic-swatch{width:34px;height:34px;border:2px solid #fff;border-radius:8px;background:var(--dynamic-c);box-shadow:0 0 0 1px #d3dce2;cursor:pointer}.appearance-dynamic-swatch.active{box-shadow:0 0 0 2px #1677ff}
.appearance-dynamic-color-input{display:flex;height:36px;border:1px solid #dbe5ea;border-radius:8px;overflow:hidden}.appearance-dynamic-color-input input[type=color]{width:40px;border:0;border-right:1px solid #e7ecef;padding:4px;background:#fff}.appearance-dynamic-color-input input[type=text]{width:92px;border:0;outline:0;padding:0 8px;font-size:10px;font-weight:800;text-transform:uppercase}
.appearance-dynamic-segment{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.appearance-dynamic-segment.two{grid-template-columns:repeat(2,1fr)}.appearance-dynamic-segment label{display:flex;align-items:center;justify-content:center;height:36px;border:1px solid #dce5ea;border-radius:8px;background:#fff;color:#5e6c76;font-size:10px;font-weight:800;cursor:pointer}.appearance-dynamic-segment input{position:absolute;opacity:0;pointer-events:none}.appearance-dynamic-segment label:has(input:checked){border-color:#65a9ff;background:#f6faff;color:#176ed8}
.appearance-dynamic-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.appearance-dynamic-grid .appearance-inline{display:block}.appearance-dynamic-grid .appearance-inline>span{display:block;margin:0 0 6px;font-size:10px}
.appearance-dynamic-tip{margin:2px 0 0;color:#87969e;font-size:9px;line-height:1.55}.appearance-dynamic-disabled{opacity:.42;pointer-events:none}
@media(max-width:700px){.appearance-dynamic-grid{grid-template-columns:1fr}.appearance-dynamic-color-row{align-items:flex-start;flex-direction:column}}

/* VHOW_PUBLIC_DYNAMIC_LAYOUT_R1: background-only header + desktop frame */
/*
 * 1) 只有背景、没有标题/说明时，不再保留普通 standard 页头的 230~380px 空占位。
 *    仅命中 public + dynamic + background-only，不改变有标题页头。
 */
body.vhow-customer-public-page.vhow-dynamic-active.vhow-dynamic-full
.vhow-public-header.vhow-public-header-background-only{
  min-height:0!important;
  height:0!important;
  margin:0!important;
  padding:0!important;
  border:0!important;
  overflow:hidden!important;
}
body.vhow-customer-public-page.vhow-dynamic-active.vhow-dynamic-header
.vhow-public-header.vhow-public-header-background-only{
  min-height:clamp(170px,48vw,230px)!important;
}

/*
 * 2) PC：动态背景仍固定“一屏”，但横向只覆盖现有 860px 内容框架。
 *    手机 <=860px 继续保持原来的全屏动态背景。
 */
@media (min-width:861px){
  body.vhow-customer-public-page.vhow-dynamic-active.vhow-dynamic-full
  .vhow-public-wrap{
    box-shadow:
      0 0 0 1px rgba(20,35,45,.055),
      0 10px 34px rgba(20,35,45,.075);
  }

  body.vhow-customer-public-page.vhow-dynamic-active.vhow-dynamic-full
  .vhow-public-wrap > .vhow-dynamic-public-host{
    position:fixed!important;
    top:0!important;
    bottom:0!important;
    left:50%!important;
    right:auto!important;
    width:min(860px,100vw)!important;
    height:auto!important;
    transform:translateX(-50%)!important;
  }
}