/*
Theme Name: 977BTC Journal
Theme URI: https://977btc.com/
Author: 977BTC Editorial
Description: 面向海外华人的简繁中文比特币、区块链与数字资产资讯阅读主题。
Version: 2.1.0
Text Domain: chain-safe
*/
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@media(max-width:720px){.utility-inner{font-size:10px}.utility-inner>span{display:none}.utility-inner>div{justify-content:space-between;width:100%}.pilot-label{border:0;padding:0}.masthead{height:75px}.wordmark{font-size:29px;letter-spacing:-2px}.brand{gap:12px}.brand-description{padding-left:12px}.brand-description strong{font-size:13px}.brand-description small{display:none}.header-actions{gap:10px}.search-toggle span{display:none}.search-toggle{padding:8px}.menu-toggle{display:block}.navigation-row{display:block}.primary-navigation{gap:24px;min-height:42px;overflow-x:auto;scrollbar-width:none}.primary-navigation::-webkit-scrollbar{display:none}.primary-navigation>a{font-size:12px;padding:12px 0;flex-shrink:0}.primary-navigation.is-open{flex-wrap:wrap;gap:0 25px;overflow:visible;padding:5px 0}.intro-line{padding:27px 0 22px}.intro-line h1{font-size:23px}.intro-link{display:none}.feature-grid{grid-template-columns:1fr;gap:28px}.lead-image img{height:auto;aspect-ratio:1.65;object-fit:cover}.lead-content h2{font-size:26px}.lead-content p{font-size:13px}.feature-side{display:grid;grid-template-columns:1fr 1fr;column-gap:25px}.feature-side>.section-heading{grid-column:1/-1}.side-story{grid-template-columns:1fr;gap:10px;border-bottom:0}.side-image img{width:100%;height:130px}.side-story h3{font-size:16px;margin:6px 0 11px}.editor-message{grid-column:1/-1;margin-top:4px;padding:20px}.editor-message p{font-size:12px}.topic-strip{margin:28px 0;gap:9px;padding:18px 0}.topic-strip>span{width:100%;margin-bottom:5px}.home-content-grid{grid-template-columns:1fr;gap:28px}.home-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:25px}.starter-guide{grid-column:1/-1}.starter-guide ol{display:flex;flex-wrap:wrap;gap:0 25px}.starter-guide li{flex:1;min-width:140px}.starter-guide .button{width:auto}.sidebar-section{margin:0;padding-top:0}.feed-story{grid-template-columns:155px minmax(0,1fr);gap:18px}.feed-image img{width:155px;height:122px}.feed-story h3{font-size:17px}.feed-story p{font-size:12px}.post-grid{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:26px}.post-image img{height:180px}.learning-section{margin-top:36px}.closing-note{padding:28px 0 35px;flex-direction:column;align-items:flex-start;gap:20px}.closing-note h2{font-size:21px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px 40px}.footer-brand{grid-column:1/-1}.footer-brand p{margin:13px 0}.footer-bottom{flex-wrap:wrap;font-size:10px}.footer-bottom p{text-align:left;flex-basis:100%;order:3;font-size:10px}.reading-layout{display:flex;flex-direction:column;gap:24px}.reading-sidebar{padding-top:0}.reading-toc{position:static}.article-header h1{font-size:31px}.article-header .article-meta{font-size:11px}.reading-progress{top:117px}.admin-bar .reading-progress{top:163px}.breadcrumb{margin-bottom:20px}.article-body{font-size:17px;line-height:1.95}.article-body h2{font-size:23px}.reading-summary{font-size:16px}.archive-page{padding-top:30px}.archive-header h1{font-size:29px}.channel-tabs{gap:8px}.channel-tabs a{font-size:11px;padding:6px 11px}}
@media(max-width:430px){.wrap{width:calc(100% - 32px)}.brand-description{display:none}.header-actions{gap:11px}.intro-line h1{font-size:21px}.intro-line .eyebrow{font-size:9px}.intro-line p{font-size:10px}.lead-content h2{font-size:23px}.lead-image img{aspect-ratio:1.5}.feature-side{gap:20px}.side-image img{height:105px}.side-story h3{font-size:15px}.article-meta{font-size:9px;gap:7px}.article-meta>span+span:before,.article-meta>time+span:before{margin-right:7px}.feed-tabs{gap:20px;overflow:auto}.feed-tabs a{font-size:11px}.feed-story{grid-template-columns:112px minmax(0,1fr);gap:15px;padding:20px 0}.feed-image img{width:112px;height:116px}.feed-story h3{font-size:15px;line-height:1.7;margin:5px 0 9px}.feed-story p{display:none}.home-sidebar{grid-template-columns:1fr;gap:28px}.starter-guide{grid-column:auto}.starter-guide ol{display:block}.starter-guide .button{width:100%}.region-feature img{height:200px}.post-grid{grid-template-columns:1fr}.post-image img{height:auto;aspect-ratio:1.75}.post-card h3{font-size:19px}.post-card p{font-size:13px}.section-heading h2{font-size:21px}.footer-grid{column-gap:30px}.footer-grid h2{font-size:12px}.footer-grid li{font-size:12px}.footer-brand p{font-size:12px}.article-header h1{font-size:28px}.article-header .article-meta{font-size:10px}.article-body{font-size:16px}.article-body h2{font-size:22px}.article-navigation{gap:18px}.article-navigation strong{font-size:13px}.search-form{gap:8px;padding-left:10px}.search-field{font-size:12px}.search-submit{font-size:12px;padding:9px 12px}.search-icon{width:17px;height:17px}.share-row{gap:12px}.error-page h1{font-size:26px}}
@media(max-width:782px){.admin-bar .site-header{top:46px}}@media(max-width:600px){.admin-bar .site-header{top:0;position:relative}.admin-bar .reading-progress{top:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}

.reading-page .article-main>.reading-toc{margin:28px 0 8px;padding-bottom:20px}

/* Article media credits stay visible and wrap on narrow screens. */
.article-figure figcaption{padding:12px 0 16px;color:var(--muted);font-size:11px;line-height:1.8;overflow-wrap:anywhere}.article-figure .image-attribution{display:block}.article-figure figcaption a{color:var(--green);text-decoration:underline;text-underline-offset:3px}.lead-image img{object-position:center}.channel-library{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:36px 48px;margin:44px 0}.channel-library .section-heading{margin-bottom:16px}.channel-feature img{width:100%;height:190px;object-fit:cover;border-radius:6px}.channel-feature h3{font-size:20px;margin:12px 0 8px}.channel-feature p{font-size:13px;color:var(--muted)}.channel-links{list-style:none;padding:0;margin:18px 0 0;border-top:1px solid var(--line)}.channel-links li{padding:13px 0;border-bottom:1px solid var(--line)}.channel-links a{display:flex;justify-content:space-between;gap:12px;font-size:14px;line-height:1.6}.channel-links span{color:var(--green);flex-shrink:0}@media(max-width:720px){.channel-library{gap:28px;grid-template-columns:1fr}.channel-feature img{height:210px}.channel-feature h3{font-size:21px}}