/* 51吃瓜 — mint editorial. Progressive, fluid layouts, no external dependencies. */
:root{color-scheme:light;--brand:#168C78;--mint:#BFE8D8;--ink:#203B39;--paper:#FAFBF7;--wash:#EDF5EF;--text:#253330;--muted:#637570;--orange:#B95020;--line:#dce6dd;--white:#fff;--radius:10px;--shell:1192px;--focus:0 0 0 3px #b1dccc;--shadow:0 8px 30px rgba(26,64,52,.06)}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--text);font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft Yahei',sans-serif;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:var(--brand)}a:focus-visible,button:focus-visible{outline:3px solid var(--brand);outline-offset:4px;border-radius:3px}img{display:block;max-width:100%;height:auto}h1,h2,h3,p,figure{margin:0}h1,h2,h3{color:var(--ink);line-height:1.35}p{overflow-wrap:anywhere}ul,ol{margin:0;padding:0}.shell{width:min(var(--shell),calc(100% - 48px));margin-inline:auto}.skip{position:absolute;top:-80px;left:20px;background:var(--brand);color:white;padding:10px 18px;z-index:100}.skip:focus{top:10px;color:white}.eyebrow{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--brand);text-transform:uppercase}.text-link{display:inline-flex;gap:6px;align-items:center;color:var(--brand);font-size:13px;font-weight:750;border-bottom:1px solid transparent}.text-link:hover{border-color:currentColor}.site-header{border-bottom:1px solid var(--line);background:rgba(250,251,247,.97)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:83px}.identity{display:flex;align-items:center;gap:12px;flex-shrink:0;color:var(--ink)}.identity:hover{color:var(--ink)}.identity img{width:48px;height:48px;object-fit:contain;border-radius:11px}.identity strong{font-size:26px;line-height:1.1;letter-spacing:-.045em;display:block}.identity small{display:block;font-size:10px;font-weight:650;letter-spacing:.055em;color:var(--muted);margin-top:2px}.main-nav{display:flex;flex-wrap:wrap;gap:5px;align-items:center}.main-nav a{font-size:13px;font-weight:750;padding:10px 14px;border-radius:6px;transition:background .2s,color .2s;white-space:nowrap}.main-nav a:hover{background:var(--wash)}.main-nav a[aria-current]{background:var(--ink);color:#fff}.topline{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:16px 0 13px}.date-label{font-weight:800;font-size:12px;color:var(--brand)}.topline-right{font-size:12px;color:var(--muted)}.intro{display:flex;justify-content:space-between;align-items:end;gap:26px;padding:32px 0 29px;border-bottom:2px solid var(--ink)}.intro h1{font-size:clamp(27px,3.2vw,42px);font-weight:850;letter-spacing:-.045em;margin:5px 0 10px}.intro-copy{max-width:765px;color:var(--muted);line-height:1.75}.intro-link{display:inline-flex;gap:20px;align-items:center;flex-shrink:0;border:1px solid var(--brand);border-radius:5px;color:var(--brand);padding:11px 15px;font-size:13px;font-weight:750;transition:background .2s}.intro-link:hover{background:var(--wash)}.editorial-layout{display:grid;grid-template-columns:minmax(0,1.72fr) minmax(265px,.83fr);gap:32px;margin:28px 0 56px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;padding:0 0 14px}.section-heading h2{font-size:23px;letter-spacing:-.03em;font-weight:850}.section-heading span:not(.eyebrow),.section-heading>p{color:var(--muted);font-size:12px}.section-heading--rule{border-bottom:2px solid var(--ink);margin-bottom:19px;padding-bottom:17px}.section-heading .eyebrow{margin-bottom:3px}.story-card{min-width:0}.story-card__visual{display:block;overflow:hidden;border-radius:7px;background:var(--wash)}.story-card__visual img{width:100%;height:180px;object-fit:cover;transition:transform .35s ease}.story-card__visual:hover img{transform:scale(1.035)}.story-card__body{padding-top:12px}.story-card h3{font-size:18px;letter-spacing:-.02em;line-height:1.45;margin:5px 0 7px}.story-card p{font-size:13px;color:var(--muted);line-height:1.75;margin-bottom:10px}.story-card--feature{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:21px;padding:14px;background:var(--wash);border-radius:8px}.story-card--feature .story-card__visual img{height:267px}.story-card--feature .story-card__body{padding:9px 6px 6px 0}.story-card--feature h3{font-size:clamp(20px,2.1vw,27px);margin:8px 0 12px;line-height:1.37}.story-card--feature p{font-size:14px;margin-bottom:17px}.ticker-items{display:grid;grid-template-columns:1fr 1fr;gap:21px;margin-top:21px}.ticker-item{border-top:1px solid var(--line);padding:19px 0}.ticker-item h3{font-size:17px;margin:6px 0 8px}.ticker-item p{color:var(--muted);font-size:13px;line-height:1.7}.compact-panel{background:var(--white);border:1px solid var(--line);border-radius:8px;padding:21px 22px;align-self:start}.compact-panel h2{font-size:19px;padding-bottom:12px;border-bottom:2px solid var(--ink)}.compact-panel ol{list-style:none}.compact-panel li{display:grid;grid-template-columns:27px minmax(0,1fr);gap:11px;border-bottom:1px solid var(--line);padding:17px 0;align-items:start}.compact-panel li a{line-height:1.52;font-weight:750;font-size:14px}.rank{font-family:ui-monospace,monospace;color:var(--brand);font-size:15px;font-weight:850}.compact-panel li:nth-child(-n+2) .rank{color:var(--orange)}.panel-link{display:block;font-size:13px;color:var(--brand);font-weight:800;margin-top:18px}.feed-section{margin:52px 0}.story-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.story-grid .story-card{padding-bottom:18px;border-bottom:1px solid var(--line)}.story-grid .story-card h3{font-size:18px}.dispatch{display:grid;grid-template-columns:1fr 1.12fr;gap:48px;padding:32px;background:var(--wash);border-top:4px solid var(--brand);border-radius:0 0 9px 9px;margin:59px 0}.dispatch h2{font-size:29px;line-height:1.3;margin:8px 0 15px;max-width:380px}.dispatch p{color:var(--muted);font-size:14px;margin-bottom:15px;line-height:1.85}.dispatch-articles{border-left:1px solid #cfddd4;padding-left:31px}.dispatch-articles article+article{border-top:1px solid #cfddd4;margin-top:18px;padding-top:18px}.dispatch-articles h3{font-size:19px;margin:7px 0}.dispatch-articles p{font-size:13px;margin:0}.horizontal-list{display:grid;grid-template-columns:1fr 1fr;gap:35px}.horizontal-story{display:grid;grid-template-columns:38% 1fr;gap:16px;border-bottom:1px solid var(--line);padding-bottom:22px}.horizontal-story img{width:100%;height:160px;object-fit:cover;border-radius:6px}.horizontal-story h3{font-size:18px;margin:5px 0 7px}.horizontal-story p{font-size:12.5px;color:var(--muted);line-height:1.7;margin-bottom:10px}.brand-notes{border-top:2px solid var(--ink);display:grid;grid-template-columns:1fr 2fr;gap:28px;padding:26px 0 58px;margin-top:58px}.brand-notes h2{margin-top:5px;font-size:22px}.brand-notes p{color:var(--muted);font-size:14px;line-height:1.9}.brand-notes p+p{margin-top:10px}.brand-notes strong{color:var(--ink)}.site-footer{background:var(--ink);color:#c7dcd2;padding-top:42px}.footer-grid{display:grid;grid-template-columns:1.5fr .7fr 1fr;gap:45px;padding-bottom:34px}.footer-grid>div{min-width:0}.footer-brand{font-size:24px;color:#fff!important;font-weight:850;letter-spacing:-.03em}.footer-grid h2{font-size:14px;color:#fff;margin-bottom:12px}.footer-grid p{font-size:13px;line-height:1.8;max-width:400px}.footer-grid a{display:block;font-size:13px;padding:4px 0}.site-footer a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #45605a;padding:16px 0 22px;font-size:12px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--muted);padding:23px 0}.breadcrumbs a{color:var(--brand)}.detail-layout{padding-bottom:60px}.topic-intro{display:flex;justify-content:space-between;gap:30px;background:var(--wash);padding:38px 40px;border-radius:9px;border-left:5px solid var(--brand)}.topic-intro h1{font-size:clamp(29px,4vw,45px);letter-spacing:-.04em;margin:8px 0 11px}.topic-intro p{max-width:710px;color:var(--muted);font-size:15px;line-height:1.85}.topic-intro__marker{font-size:56px;font-weight:900;color:#b5dcd1;letter-spacing:-.06em;white-space:nowrap;align-self:center}.topic-intro__marker span{color:var(--brand)}.report-section{margin-top:49px}.report-feature{display:grid;grid-template-columns:1.4fr .8fr;gap:25px}.report-feature .story-card--feature{grid-template-columns:1fr;gap:0}.report-feature .story-card__visual img{height:240px}.report-feature .story-card--feature .story-card__body{padding:18px 9px 9px}.report-feature .story-card--feature h3{font-size:24px}.fact-panel{border:1px solid var(--line);padding:25px;border-radius:8px;background:white}.fact-panel h3{font-size:20px;margin-bottom:12px}.fact-panel dl{margin:0}.fact-panel dl>div{border-top:1px solid var(--line);padding:12px 0}.fact-panel dt{font-size:12px;color:var(--brand);font-weight:800}.fact-panel dd{margin:4px 0 0;color:var(--muted);font-size:13px;line-height:1.7}.story-grid--two{grid-template-columns:repeat(2,minmax(0,1fr));gap:29px}.story-grid--two .story-card{display:grid;grid-template-columns:42% 1fr;gap:16px}.story-grid--two .story-card__visual img{height:100%;min-height:185px}.story-grid--two .story-card__body{padding:0}.story-grid--two h3{font-size:17px}.reading-note{margin-top:58px;padding:26px 30px;background:var(--ink);border-radius:8px;color:#d5e5de;display:flex;justify-content:space-between;align-items:center;gap:30px}.reading-note h2{font-size:22px;color:#fff;margin-bottom:8px}.reading-note p{font-size:13px;max-width:690px}.reading-note>a{color:#fff;font-weight:800;font-size:13px;white-space:nowrap;border-bottom:1px solid var(--mint)}.article-layout{display:grid;grid-template-columns:minmax(0,790px) minmax(240px,1fr);gap:55px;padding-bottom:80px}.article-main{min-width:0}.article-heading{padding:15px 0 25px}.article-heading h1{font-size:clamp(30px,3.4vw,46px);line-height:1.3;margin:11px 0 17px;letter-spacing:-.04em}.article-lead{font-size:16px;line-height:1.9;color:var(--muted);border-left:3px solid var(--brand);padding-left:16px}.article-figure{margin:10px 0 32px;background:var(--wash);border-radius:8px;overflow:hidden}.article-figure img{width:100%;max-height:440px;object-fit:cover}.article-content section{margin-bottom:39px}.article-content h2{font-size:23px;position:relative;padding-left:17px;margin-bottom:13px}.article-content h2::before{content:'';position:absolute;left:0;top:4px;bottom:4px;background:var(--brand);width:4px;border-radius:4px}.article-content p{font-size:16px;line-height:2.05;color:#3c4e48}.article-end{display:flex;justify-content:space-between;gap:16px;align-items:center;padding:19px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--muted);font-size:13px}.article-end a{color:var(--brand);font-weight:750}.article-aside{margin-top:95px;align-self:start;position:sticky;top:18px;border-top:3px solid var(--ink)}.article-aside h2{font-size:18px;padding:18px 0}.article-aside article{padding:15px 0;border-top:1px solid var(--line)}.article-aside h3{font-size:15px;line-height:1.6;margin-top:4px}.aside-home{display:block;margin-top:24px;color:var(--brand);font-weight:800;font-size:13px}.not-found{padding:105px 0 125px;min-height:53vh}.not-found h1{font-size:42px;margin:8px 0 12px}.not-found p{color:var(--muted)}.not-found__links{display:flex;gap:15px;margin-top:28px;flex-wrap:wrap}.not-found__links a{background:var(--brand);color:#fff;border-radius:5px;padding:9px 19px;font-weight:750;font-size:14px}.not-found__links a+a{background:var(--wash);color:var(--ink)}
@media(max-width:1050px){.shell{width:min(var(--shell),calc(100% - 38px))}.editorial-layout{grid-template-columns:minmax(0,1.6fr) minmax(235px,.85fr);gap:21px}.story-card--feature{grid-template-columns:1fr}.story-card--feature .story-card__visual img{height:250px}.story-card--feature .story-card__body{padding:5px 4px}.story-card--feature h3{font-size:22px}.story-grid--two .story-card{display:block}.story-grid--two .story-card__visual img{height:200px}.story-grid--two .story-card__body{padding-top:11px}.article-layout{gap:30px}.topic-intro__marker{font-size:40px}}
@media(max-width:790px){.header-inner{align-items:flex-start;flex-direction:column;gap:10px;padding-top:13px;padding-bottom:11px}.identity strong{font-size:22px}.identity img{width:40px;height:40px}.main-nav{width:100%;overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none}.main-nav::-webkit-scrollbar{display:none}.main-nav a{font-size:12px;padding:7px 11px}.intro{align-items:start;flex-direction:column;gap:16px}.editorial-layout{grid-template-columns:1fr}.compact-panel{padding:18px}.compact-panel ol{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.compact-panel li{padding:12px 0}.story-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.horizontal-list{grid-template-columns:1fr;gap:18px}.dispatch{grid-template-columns:1fr;gap:23px}.dispatch-articles{border-left:0;border-top:1px solid #cfddd4;padding:20px 0 0}.topic-intro{padding:29px}.topic-intro__marker{display:none}.report-feature{grid-template-columns:1fr}.article-layout{grid-template-columns:1fr}.article-aside{position:static;margin-top:0}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:530px){.shell{width:calc(100% - 30px)}.header-inner{min-height:0}.topline{padding:11px 0}.topline-right{display:none}.intro{padding:24px 0}.intro h1{font-size:29px}.intro-copy{font-size:13px}.intro-link{padding:8px 11px}.editorial-layout{margin-top:22px;margin-bottom:34px}.section-heading h2{font-size:21px}.section-heading>p,.section-heading>span{display:none}.story-card--feature{padding:11px}.story-card--feature .story-card__visual img{height:210px}.story-card--feature h3{font-size:22px}.ticker-items{grid-template-columns:1fr;gap:0}.ticker-item{padding:14px 0}.compact-panel ol{grid-template-columns:1fr}.feed-section{margin:35px 0}.story-grid{grid-template-columns:1fr;gap:20px}.story-grid .story-card{display:grid;grid-template-columns:34% 1fr;gap:13px}.story-grid .story-card__visual img{height:140px}.story-grid .story-card__body{padding:0}.story-grid .story-card h3{font-size:16px}.story-grid .story-card p{font-size:12px}.dispatch{margin:40px 0;padding:22px}.dispatch h2{font-size:24px}.horizontal-story{grid-template-columns:34% 1fr;gap:12px}.horizontal-story img{height:130px}.horizontal-story h3{font-size:16px}.horizontal-story p{font-size:12px}.brand-notes{grid-template-columns:1fr;gap:12px;margin-top:37px;padding-bottom:40px}.footer-grid{grid-template-columns:1fr;gap:23px}.footer-grid>div:first-child{grid-column:auto}.topic-intro{padding:23px}.topic-intro h1{font-size:30px}.report-section{margin-top:36px}.story-grid--two .story-card{display:block}.story-grid--two .story-card__visual img{height:190px}.reading-note{flex-direction:column;align-items:start;padding:22px;margin-top:36px}.article-heading h1{font-size:30px}.article-content h2{font-size:21px}.article-content p{font-size:15px}.article-lead{font-size:14px}.not-found{padding:70px 0}.not-found h1{font-size:31px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:0.01ms!important;animation-duration:0.01ms!important}}
@media print{.site-header,.site-footer,.article-aside,.intro-link{display:none!important}body{background:#fff;color:#000}.shell{max-width:100%;width:100%}a{color:inherit}.article-layout{display:block}.article-content p{color:#000}.story-card__visual img{max-height:240px}}

/* Long Chinese headings and mixed Latin URL tokens must remain within their columns. */
.story-card h3,.ticker-item h3,.compact-panel li,.article-heading h1,.horizontal-story h3,.article-aside h3{overflow-wrap:anywhere;word-break:normal;min-width:0}
.story-card__body,.horizontal-story>div,.intro>div,.dispatch>div,.report-feature>div,.topic-intro>div{min-width:0}
@supports(text-wrap:balance){.intro h1,.topic-intro h1,.article-heading h1{text-wrap:balance}}
@supports(text-wrap:pretty){.intro-copy,.article-content p,.story-card p{text-wrap:pretty}}
@media(forced-colors:active){.main-nav a[aria-current],.not-found__links a{outline:1px solid CanvasText}.eyebrow,.rank{color:CanvasText}.article-content h2::before{background:CanvasText}}
/* Improve narrow viewport tap targets and preserve coherent page reading order. */
@media (pointer:coarse){.main-nav a{min-height:40px;display:inline-flex;align-items:center}.text-link,.panel-link,.aside-home{min-height:35px;align-items:center}.footer-grid a{min-height:36px;display:flex;align-items:center}}
@media (max-width:350px){.shell{width:calc(100% - 24px)}.identity small{letter-spacing:0}.intro h1{font-size:26px}.story-grid .story-card{grid-template-columns:1fr}.story-grid .story-card__visual img{height:175px}.horizontal-story{grid-template-columns:1fr}.horizontal-story img{height:170px}}