:root{--spray-mobile-brand:#f84138;--spray-mobile-text:#202124}
.spray-mobile-header,.spray-mobile-header *,.spray-mobile-drawer,.spray-mobile-drawer *{box-sizing:border-box}
.spray-mobile-header{position:sticky;top:0;z-index:9040;height:calc(54px + env(safe-area-inset-top));padding-top:env(safe-area-inset-top);background:rgba(255,255,255,.98);border-bottom:1px solid rgba(0,0,0,.06)}
.spray-mobile-header__inner{position:relative;height:54px;display:flex;align-items:center;justify-content:space-between;padding:0 8px}
.spray-mobile-header button,.spray-mobile-drawer button{font:inherit;border:0;background:none;padding:0;color:inherit;-webkit-tap-highlight-color:transparent}
.spray-mobile-header a,.spray-mobile-drawer a{text-decoration:none;color:inherit;-webkit-tap-highlight-color:transparent}
.spray-mobile-header-side{width:52px;height:52px;display:flex;align-items:center;justify-content:center;cursor:pointer;position:relative;border-radius:10px}
.spray-mobile-header-side:active{background:#f6f6f6}
.spray-mobile-header-side svg{width:24px;height:24px;display:block;stroke:#25282c}
.spray-mobile-header-contact{width:auto;min-width:78px;height:38px;padding:0 12px 0 10px;margin-right:2px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;gap:8px;background:#f4f5f6;color:#4f545b;overflow:visible}
.spray-mobile-header-contact:active{background:#eceeef}
.spray-mobile-header-contact::before{content:"";position:absolute;inset:-2px;border-radius:999px;box-shadow:0 0 0 0 rgba(72,78,86,.14);animation:sprayContactPulse 2.6s ease-out infinite;pointer-events:none}
.spray-mobile-header-contact svg{width:18px;height:18px;display:block;fill:currentColor;stroke:none;flex:none;transform-origin:50% 58%;animation:sprayContactIconAttention 2.8s ease-in-out infinite}
.spray-mobile-header-contact.is-empty::before,.spray-mobile-header-contact.is-empty svg{animation:none}
.spray-mobile-contact-label{font-size:13px;font-weight:700;line-height:1;letter-spacing:.2px;white-space:nowrap}
@keyframes sprayContactPulse{0%{box-shadow:0 0 0 0 rgba(72,78,86,.14)}70%{box-shadow:0 0 0 7px rgba(72,78,86,0)}100%{box-shadow:0 0 0 0 rgba(72,78,86,0)}}
@keyframes sprayContactIconAttention{0%,64%,100%{transform:translateY(0) rotate(0deg) scale(1)}69%{transform:translateY(-1px) rotate(-10deg) scale(1.08)}74%{transform:translateY(0) rotate(8deg) scale(1.06)}79%{transform:translateY(-1px) rotate(-6deg) scale(1.05)}84%{transform:translateY(0) rotate(4deg) scale(1.03)}89%{transform:translateY(0) rotate(0deg) scale(1)}}
.spray-mobile-logo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;height:46px;max-width:62%;white-space:nowrap}
.spray-mobile-logo img{display:block;max-width:100%;max-height:42px;width:auto;height:auto;object-fit:contain}
.spray-mobile-logo__fallback{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:18px;line-height:1;font-weight:700;color:#232323}
.spray-mobile-mask{position:fixed;inset:0;z-index:9080;background:rgba(18,20,24,.28);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s ease,visibility .22s ease}
.spray-mobile-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}
.spray-mobile-drawer{position:fixed;z-index:9090;left:0;top:0;bottom:0;width:min(86vw,336px);background:#fff;transform:translate3d(-102%,0,0);transition:transform .26s cubic-bezier(.22,.75,.24,1);border-right:1px solid #ececec;overflow:hidden;display:flex;flex-direction:column;padding-top:env(safe-area-inset-top);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--spray-mobile-text);pointer-events:none}
.spray-mobile-drawer.is-open{transform:translate3d(0,0,0);pointer-events:auto}
.spray-mobile-drawer-top{padding:16px 16px 12px;border-bottom:1px solid #f1f1f1}
.spray-mobile-drawer-brand-row{height:38px;display:flex;align-items:center;justify-content:flex-end}
.spray-mobile-drawer-close{width:38px;height:38px;display:grid;place-items:center;border-radius:50%;cursor:pointer}.spray-mobile-drawer-close:active{background:#f3f3f3}.spray-mobile-drawer-close svg{width:21px;height:21px;stroke:#393b3f}
.spray-mobile-drawer-search{height:42px;margin-top:10px;border-radius:7px;background:#f5f6f7;display:flex;align-items:center;padding:0 5px 0 11px;color:#96999e;font-size:13px}
.spray-mobile-drawer-search>svg{width:17px;height:17px;stroke:#92959a;margin-right:8px;flex:none}.spray-mobile-drawer-search input{min-width:0;flex:1;height:40px;border:0;outline:0;background:transparent;color:#393d42;font:inherit}.spray-mobile-drawer-search button{height:32px;min-width:54px;padding:0 12px;border-radius:6px;background:var(--spray-mobile-brand);color:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;font-size:13px;font-weight:700;line-height:1;text-align:center;text-indent:0;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;overflow:visible;cursor:pointer;flex:none}.spray-mobile-drawer-search button>*{display:none}.spray-mobile-drawer-search button::after{content:"搜索";display:block;color:#fff;font:inherit;line-height:1;white-space:nowrap}.spray-mobile-drawer-search button:active{background:#df3028}
.spray-mobile-drawer-body{flex:1;overflow:auto;overscroll-behavior:contain;padding:10px 0 20px;-webkit-overflow-scrolling:touch}
.spray-mobile-nav-group{padding:0 12px}.spray-mobile-nav-group--main{padding-top:2px}
.spray-mobile-nav-main{min-height:48px;padding:0 10px 0 11px;border-radius:7px;display:flex;align-items:center;gap:11px;position:relative;color:#292b2f;font-size:15px;font-weight:400}.spray-mobile-nav-main:active{background:#f5f5f5}.spray-mobile-nav-main.is-active{background:var(--spray-mobile-brand);color:#fff;font-weight:700}
.spray-mobile-nav-icon{width:27px;height:27px;display:grid;place-items:center;flex:none}.spray-mobile-nav-icon svg{width:17px;height:17px;stroke:#65686d}.spray-mobile-nav-main.is-active .spray-mobile-nav-icon svg{stroke:#fff}.spray-mobile-nav-text{min-width:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.spray-mobile-nav-arrow{display:none}
.spray-mobile-catalog-block{margin-top:12px;padding-top:12px;border-top:1px solid #f1f1f1}.spray-mobile-catalog-list{margin-top:0}
.spray-mobile-catalog-entry{position:relative}.spray-mobile-catalog-entry+.spray-mobile-catalog-entry{margin-top:2px}.spray-mobile-catalog-entry>.spray-mobile-catalog-row{padding-right:52px}.spray-mobile-catalog-row{min-height:46px;padding:0 12px 0 49px;display:flex;align-items:center;border-radius:8px;color:#2a2d32;font-size:15px;font-weight:400}.spray-mobile-catalog-row:active{background:#f5f6f7}.spray-mobile-catalog-row__text{min-width:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.spray-mobile-catalog-entry.is-parent-active>.spray-mobile-catalog-row{background:#f2f3f5;color:#202328;font-weight:700}.spray-mobile-catalog-entry.is-current>.spray-mobile-catalog-row{background:var(--spray-mobile-brand);color:#fff;font-weight:700}
.spray-mobile-catalog-toggle{position:absolute;right:5px;top:6px;z-index:2;width:34px;height:34px;border-radius:8px;display:grid;place-items:center;cursor:pointer;background:transparent;outline:0;-webkit-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent}.spray-mobile-catalog-toggle:focus,.spray-mobile-catalog-toggle:focus-visible{background:transparent;outline:0}.spray-mobile-catalog-toggle:active{background:#f0f1f3}.spray-mobile-catalog-entry.is-current>.spray-mobile-catalog-toggle:active{background:rgba(255,255,255,.12)}.spray-mobile-catalog-toggle svg{width:17px;height:17px;stroke:#8f949b;transition:transform .2s ease,stroke .2s ease}.spray-mobile-catalog-toggle[aria-expanded="true"] svg{transform:rotate(90deg);stroke:#4c5158}.spray-mobile-catalog-entry.is-current>.spray-mobile-catalog-toggle svg{stroke:rgba(255,255,255,.82)}
.spray-mobile-catalog-panel{max-height:0;overflow:hidden;opacity:0;transition:max-height .28s ease,opacity .18s ease}.spray-mobile-catalog-panel.is-open{max-height:1000px;opacity:1}.spray-mobile-subcat-cards{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:8px 0 14px 20px}.spray-mobile-subcat-card{position:relative;border-radius:12px;background:#fff;overflow:hidden;box-shadow:none}.spray-mobile-subcat-card::after{content:"";position:absolute;inset:0;z-index:4;border:1px solid rgba(0,0,0,.08);border-radius:inherit;box-sizing:border-box;pointer-events:none}.spray-mobile-subcat-card:active{background:#f6f7f8}.spray-mobile-subcat-cover{aspect-ratio:1.2/1;position:relative;overflow:hidden;background:#fff;display:block;padding:0}.spray-mobile-subcat-cover::after{display:none}.spray-mobile-subcat-cover.is-placeholder{background:linear-gradient(135deg,#a7abb1,#d9dce0)}.spray-mobile-subcat-cover img{position:absolute;z-index:1;inset:0;width:100%;height:100%;max-width:none;max-height:none;margin:0;padding:0;border:0;display:block;object-fit:cover;object-position:center}.spray-mobile-subcat-body{min-height:44px;padding:0 11px;display:flex;align-items:center;justify-content:space-between;gap:8px}.spray-mobile-subcat-title{min-width:0;font-size:14px;font-weight:700;color:#2d3136;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.spray-mobile-subcat-body svg{width:15px;height:15px;stroke:#9ca1a7;flex:none}.spray-mobile-subcat-card.is-current::after{border-width:2px;border-color:var(--spray-mobile-brand)}.spray-mobile-subcat-card.is-current .spray-mobile-subcat-body{background:var(--spray-mobile-brand)}.spray-mobile-subcat-card.is-current .spray-mobile-subcat-title{color:#fff}.spray-mobile-subcat-card.is-current .spray-mobile-subcat-body svg{stroke:rgba(255,255,255,.78)}.spray-mobile-catalog-entry.no-children>.spray-mobile-catalog-row{padding-right:12px}
.spray-mobile-content-nav{margin-top:16px;padding-top:12px;border-top:1px solid #f3f3f3}.spray-mobile-content-head{width:100%;cursor:pointer}.spray-mobile-content-head:active,.spray-mobile-content-head.is-active{color:#9d4b47}.spray-mobile-content-head:active svg,.spray-mobile-content-head.is-active svg{stroke:#b35d57}
html.spray-mobile-overlay-open,body.spray-mobile-overlay-open{overflow:hidden;overscroll-behavior:none}
@media (prefers-reduced-motion:reduce){.spray-mobile-header-contact::before,.spray-mobile-header-contact svg{animation:none}.spray-mobile-drawer,.spray-mobile-mask,.spray-mobile-catalog-panel,.spray-mobile-catalog-toggle svg{transition:none}}

/* Existing list/search controls remain as a secondary toolbar below the v18 header. */
.spray-mobile-nav-page .spray-mobile-browser-tools{
  position:relative;
  z-index:3;
  margin:0;
  background:#fff;
  border-bottom:1px solid #ededed;
  box-shadow:none;
}
.spray-mobile-nav-page .spray-mobile-browser-tools + .blank3{height:0}

/* v204: real article category tree in the global mobile drawer. */
.spray-mobile-article-block{margin-top:12px;padding-top:12px;border-top:1px solid #f1f1f1}
.spray-mobile-article-list{margin-top:0}
.spray-mobile-article-entry{position:relative}
.spray-mobile-article-entry+.spray-mobile-article-entry{margin-top:2px}
.spray-mobile-article-entry>.spray-mobile-article-row{padding-right:52px}
.spray-mobile-article-row{min-height:46px;padding:0 12px 0 49px;display:flex;align-items:center;border-radius:8px;color:#2a2d32;font-size:15px;font-weight:400}
.spray-mobile-article-row:active{background:#f5f6f7}
.spray-mobile-article-row__text{min-width:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.spray-mobile-article-entry.is-parent-active>.spray-mobile-article-row{background:#f2f3f5;color:#202328;font-weight:700}
.spray-mobile-article-entry.is-current>.spray-mobile-article-row{background:var(--spray-mobile-brand);color:#fff;font-weight:700}
.spray-mobile-article-entry.no-children>.spray-mobile-article-row{padding-right:12px}
.spray-mobile-article-toggle{position:absolute;right:5px;top:5px;z-index:2;width:34px;height:34px;border-radius:8px;display:grid;place-items:center;cursor:pointer;background:transparent;outline:0;-webkit-appearance:none;appearance:none;-webkit-tap-highlight-color:transparent}
.spray-mobile-article-toggle:focus,.spray-mobile-article-toggle:focus-visible{background:transparent;outline:0}
.spray-mobile-article-toggle:active{background:#f0f1f3}
.spray-mobile-article-entry.is-current>.spray-mobile-article-toggle:active{background:rgba(255,255,255,.12)}
.spray-mobile-article-toggle svg{width:17px;height:17px;stroke:#8f949b;transition:transform .2s ease,stroke .2s ease}
.spray-mobile-article-toggle[aria-expanded="true"] svg{transform:rotate(90deg);stroke:#4c5158}
.spray-mobile-article-entry.is-current>.spray-mobile-article-toggle svg{stroke:rgba(255,255,255,.82)}
.spray-mobile-article-panel{max-height:0;overflow:hidden;opacity:0;transition:max-height .28s ease,opacity .18s ease}
.spray-mobile-article-panel.is-open{max-height:900px;opacity:1}
.spray-mobile-article-sublist{margin:4px 0 8px 30px;padding:2px 0 2px 12px;border-left:1px solid #e5e6e8}
.spray-mobile-article-subentry+.spray-mobile-article-subentry{margin-top:2px}
.spray-mobile-article-subrow{min-height:38px;padding:0 8px;display:flex;align-items:center;border-radius:7px;color:#555a60;font-size:13px}
.spray-mobile-article-subrow:active{background:#f5f5f6}
.spray-mobile-article-dot{width:5px;height:5px;border-radius:50%;background:#c8cace;margin-right:9px;flex:none}
.spray-mobile-article-subrow__text{min-width:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.spray-mobile-article-subrow svg{width:13px;height:13px;stroke:#c0c2c5;flex:none}
.spray-mobile-article-subentry.is-current>.spray-mobile-article-subrow{background:var(--spray-mobile-brand);color:#fff;font-weight:700}
.spray-mobile-article-subentry.is-current>.spray-mobile-article-subrow .spray-mobile-article-dot{background:#fff}
.spray-mobile-article-subentry.is-current>.spray-mobile-article-subrow svg{stroke:rgba(255,255,255,.78)}
.spray-mobile-article-leaves{margin:1px 0 4px 15px;padding:2px 0 2px 10px;border-left:1px dashed #e2e3e5}
.spray-mobile-article-leaf{min-height:32px;padding:0 8px;display:flex;align-items:center;justify-content:space-between;gap:8px;border-radius:6px;color:#777b80;font-size:12px}
.spray-mobile-article-leaf:active{background:#f5f5f6;color:#333}
.spray-mobile-article-leaf.is-current{background:var(--spray-mobile-brand);color:#fff;font-weight:700}
@media (prefers-reduced-motion:reduce){.spray-mobile-article-panel,.spray-mobile-article-toggle svg{transition:none}}

/* v206: direct-upgrade-safe logo fallback. */
.spray-mobile-logo__fallback.is-image-fallback{display:none}