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html[data-theme="qinghang-budget"] .site-footer{max-width:none;width:100%;padding:12px 40px;border-top:1px solid var(--line);background:var(--bg)}.footer-inner{max-width:1200px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:12px 24px;font-size:11px;color:var(--muted);flex-wrap:wrap}.footer-signature{display:flex;align-items:center;gap:8px}.footer-symbol{color:var(--accent);font-size:18px}.footer-inner .friend-links{border:0;margin:0;padding:0;display:flex;gap:14px;flex-wrap:wrap;font-size:11px}.footer-copyright{font-size:10px}.site-banners{border-radius:15px}.empty{padding:60px 20px}.empty h1{font-size:30px}.empty p{font-size:14px}
@media(min-width:981px){html[data-theme="qinghang-budget"] .article-page .article-rail{max-height:calc(var(--article-scroll-height,70vh) - 80px)}html[data-theme="qinghang-budget"] .article-page .article-rail>.toc{max-height:calc((var(--article-scroll-height,70vh) - 80px)/2)}}
@media(max-width:1100px){.header-inner>nav{gap:6px 13px;font-size:12px}.header-inner{gap:15px}.home-shell{grid-template-columns:232px minmax(0,1fr);gap:32px 28px}.budget-hero{gap:30px;grid-template-columns:minmax(0,1.2fr) minmax(290px,1fr)}.reading-paths>a{padding:18px 17px;gap:10px}.reading-paths strong{font-size:13px}.article-card.has-cover{grid-template-columns:120px minmax(0,1fr);gap:17px}.article-shell{gap:24px 30px;grid-template-columns:220px minmax(0,1fr)}}
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.prose a.trial-link{display:inline-flex;align-items:center;justify-content:center;gap:10px;max-width:100%;background:var(--accent);color:var(--surface);border:1px solid var(--accent);border-radius:10px;font-size:14px;font-weight:600;text-decoration:none;padding:11px 19px;margin:8px 12px 8px 0;line-height:1.6;overflow-wrap:anywhere;box-shadow:0 4px 14px #087d8c18}.prose a.trial-link:hover{opacity:.9}:root.dark .prose a.trial-link{color:#102831}.editorial-link{color:var(--muted);font-size:11px}.editorial-link:hover{color:var(--accent)}
@media(max-width:760px){.prose a.trial-link{width:100%;margin:8px 0;font-size:13px;padding:12px 15px}.editorial-link{font-size:10px}.brand{min-width:0;white-space:normal;line-height:1.4}.brand span{font-size:14px;max-width:178px;text-wrap:balance}}
.ad-copy h3{margin:4px 0}.ad-copy>p:last-child{margin-bottom:0}
html[data-theme="qinghang-budget"] main article .prose img{width:80%;max-width:80%;height:auto;display:block;margin-left:auto;margin-right:auto}
@media(max-width:760px){html[data-theme="qinghang-budget"] main article .prose img{width:100%;max-width:100%}}
.article-main{min-width:0}.recommendation-entry{margin:0 0 28px;padding:19px 22px;border:1px solid var(--line);border-radius:13px;background:var(--surface)}.entry-caption{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.entry-caption strong{font-size:14px}.entry-caption span{font-size:11px;color:var(--muted)}.entry-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:13px}.recommendation-entry a.trial-link,.prose a[href^="https://goflybit.com/#/register?code=gPinVG8C"],.prose a[href^="https://99ba.net/#/register?code=sExBbdk9"]{display:inline-flex;align-items:center;justify-content:center;gap:16px;max-width:100%;padding:10px 17px;border:1px solid var(--accent);border-radius:9px;background:var(--accent);color:var(--surface);font-size:13px;font-weight:600;line-height:1.6;text-decoration:none;overflow-wrap:anywhere}.recommendation-entry p{font-size:10px;color:var(--muted);line-height:1.8;margin:11px 0 0}:root.dark .recommendation-entry a.trial-link,:root.dark .prose a[href^="https://goflybit.com/#/register?code=gPinVG8C"],:root.dark .prose a[href^="https://99ba.net/#/register?code=sExBbdk9"]{color:#102831}
@media(max-width:760px){.recommendation-entry{padding:16px 18px;margin-bottom:22px}.entry-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.recommendation-entry a.trial-link{padding:10px;font-size:11px;gap:7px}.prose a[href^="https://goflybit.com/#/register?code=gPinVG8C"],.prose a[href^="https://99ba.net/#/register?code=sExBbdk9"]{width:100%;margin:8px 0}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}.primary-link:hover{transform:none}}

/* 左侧导航属于同一阅读网格；无目录和推荐时正文自然恢复单栏。 */
html[data-theme="qinghang-budget"] .article-shell[data-has-rail="false"]{grid-template-columns:minmax(0,1fr);max-width:960px}
.article-rail:empty{display:none}
/* Image字段与Markdown首图使用相同方形Logo。保留其余广告正文结构。 */
:is(.home-rail,.article-rail) .ad-card>.ad-image,
:is(.home-rail,.article-rail) .ad-copy>p:first-child>img:only-child{display:block;float:none;flex:none;width:64px;height:64px;max-width:64px;max-height:64px;aspect-ratio:1;object-fit:contain;object-position:center;margin:0;border:1px solid var(--line);border-radius:9px;background:var(--soft)}
:is(.home-rail,.article-rail) .ad-copy:has(>p:first-child>img:only-child){display:grid;grid-template-columns:64px minmax(0,1fr);gap:5px 12px;align-items:start}
:is(.home-rail,.article-rail) .ad-copy:has(>p:first-child>img:only-child)>*{grid-column:2;margin:0;min-width:0}
:is(.home-rail,.article-rail) .ad-copy:has(>p:first-child>img:only-child)>p:first-child{grid-column:1;grid-row:1/span 2;margin:0}
:is(.home-rail,.article-rail) .ad-card:has(>.ad-image):not(.ad-card-mixed){display:grid;place-items:center;padding:18px}
/* 这两张原图含两侧留白；中央裁为正方形完整保留品牌图形。 */
:is(.home-rail,.article-rail) .ad-card img[src*="f587b851-338f-4c69-81c2-f7d97ba902fc"],
:is(.home-rail,.article-rail) .ad-card img[src*="dce7b138-db40-4c3a-82d6-dcfff09501c3"]{object-fit:cover;object-position:center}
@media(max-width:980px){.article-shell>.article-main{order:1}.article-shell>.article-rail{order:2}.article-shell>.breadcrumbs{order:0}}

:is(.home-rail,.article-rail) .ad-card-mixed{grid-template-columns:64px minmax(0,1fr)}
/* 优先级与方形Logo通用规则一致，明确对两张已核对的留白图执行居中裁切。 */
:is(.home-rail,.article-rail) .ad-copy>p:first-child>img:only-child[src*="f587b851-338f-4c69-81c2-f7d97ba902fc"],
:is(.home-rail,.article-rail) .ad-copy>p:first-child>img:only-child[src*="dce7b138-db40-4c3a-82d6-dcfff09501c3"],
:is(.home-rail,.article-rail) .ad-card>.ad-image[src*="f587b851-338f-4c69-81c2-f7d97ba902fc"],
:is(.home-rail,.article-rail) .ad-card>.ad-image[src*="dce7b138-db40-4c3a-82d6-dcfff09501c3"]{object-fit:cover;object-position:center}
html[data-theme="qinghang-budget"] .home-rail>.home-sidebar{width:100%}
/* 基础主题在窄屏使用block；显式设置flex让正文/侧栏排序生效。 */
@media(max-width:980px){.article-shell{display:flex;flex-direction:column}.article-shell>.article-main{order:1;width:100%}.article-shell>.article-rail{order:2;width:100%}.article-shell>.breadcrumbs{order:0;width:100%}}