@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@500;600;700&display=swap');
:root{--paper:#f7f7f2;--card:#fff;--ink:#24352e;--muted:#7a837b;--line:#e1e5dc;--green:#23503f;--soft:#e9eee5;--orange:#c37d39;--serif:'Noto Serif SC','Songti SC',SimSun,serif;--shadow:0 16px 60px #17392b12;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.65 -apple-system,BlinkMacSystemFont,'Segoe UI','Microsoft YaHei',sans-serif}button,input,a{-webkit-tap-highlight-color:transparent}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button{color:inherit}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid 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@media(max-width:1150px){.sidebar{width:190px;padding:30px 16px}.page{margin-left:190px}main{padding:26px 27px 0}.topbar{padding:0 27px}.brand strong{font-size:16px}.brand{gap:9px}h1{font-size:28px}.lead-grid{grid-template-columns:1.35fr 1fr;gap:14px}.lead-card{padding:24px 22px}.lead-card h2{font-size:22px;max-width:93%}.lead-card>p{max-width:90%}.brief-card{padding:22px 19px}.social-grid{gap:10px}.social-card{padding:17px 14px}.edition strong{font-size:40px}}
@media(max-width:850px){.sidebar{width:75px;padding:25px 12px}.brand{justify-content:center;margin-bottom:30px}.brand>span:last-child,.sidebar-label,.sidebar-note,.sidebar-bottom,.nav-count,.nav-dot{display:none}.nav-item{font-size:0;justify-content:center;padding:14px;gap:0}.nav-item svg{width:20px;height:20px}.nav-separator{margin:20px 5px}.page{margin-left:75px}.lead-grid{grid-template-columns:1fr}.lead-card h2{max-width:80%;font-size:25px}.lead-card>p{max-width:80%}.lead-card{min-height:275px}.brief-card{display:none}.social-grid{grid-template-columns:1fr}.social-card{padding:22px}.social-card .trend-row{padding:11px 0}.social-head h3{font-size:15px}.topbar-label{font-size:10px}.social-note{font-size:10px}.trend-row{font-size:13px}footer p{max-width:240px}.edition-line{font-size:9px}}
@media(max-width:580px){.sidebar{inset:auto 0 0;width:100%;height:64px;border-right:0;border-top:1px solid var(--line);padding:5px 10px;background:var(--paper)}.brand,.nav-separator{display:none}.sidebar nav{display:flex;justify-content:space-around;gap:4px}.nav-item{font-size:9px;flex-direction:column;gap:3px;padding:5px 10px;margin:0;border-radius:6px}.nav-item svg{width:19px;height:19px}.page{margin-left:0}.topbar{height:59px;padding:0 19px;gap:10px}.topbar-label{font-size:10px;letter-spacing:0}.search{width:178px;padding:6px 9px}.search input{font-size:10px}.search kbd{display:none}.icon-button{width:26px}.icon-button svg{width:17px}main{padding:24px 19px 60px}.masthead{padding:0 0 23px;gap:8px}.eyebrow{font-size:7px;letter-spacing:1.1px;gap:5px}h1{font-size:23px;line-height:1.55;margin:12px 0 9px;max-width:245px}.masthead p{font-size:10px;max-width:235px}.edition{min-width:66px}.edition strong{font-size:30px}.edition>span{font-size:10px}.edition small{font-size:8px}.edition-line{gap:4px;font-size:8px}.edition-line>span{gap:5px;flex-wrap:wrap}.edition-line button{font-size:8px;white-space:nowrap}.edition-line button span{margin-left:2px}.lead-grid{margin-top:21px}.lead-card{min-height:282px;padding:24px 23px}.lead-card h2{font-size:24px;max-width:95%}.lead-card>p{max-width:95%;font-size:11px}.globe-art{right:-100px;top:45px}.lead-footer{font-size:8px;gap:6px}.lead-footer .read-more{font-size:10px}.section-heading{margin:28px 0 14px}.section-heading h2{font-size:17px;gap:8px}.section-heading h2 small{font-size:8px;letter-spacing:1px}.section-heading button{font-size:10px}.news-row{padding:18px 14px;gap:9px;grid-template-columns:26px 1fr 23px}.rank{font-size:21px}.news-title{font-size:14px;line-height:1.8}.news-summary{font-size:11px}.row-meta{font-size:8px;gap:6px}.row-bottom{font-size:8px;gap:8px}.bookmark{width:23px}.ai-grid{grid-template-columns:1fr;gap:12px}.ai-card{padding:20px}.ai-card .news-title{font-size:14px}.section-desc{font-size:10px}footer{align-items:flex-start;flex-wrap:wrap;gap:10px;padding:21px 0;margin-top:32px}footer div{width:75%}footer p{order:3;max-width:none;margin-top:0}footer>a{font-size:9px}dialog{padding:40px 24px 25px;max-height:88vh}.dialog-title{font-size:21px}.dialog-summary{font-size:14px}.analysis-box{font-size:12px;padding:15px}#toast{bottom:80px;width:max-content;max-width:90%}.filters{margin-top:19px;gap:6px}.filter{font-size:10px;padding:5px 10px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* Keep narrow-screen headlines balanced and the masthead identifiable. */
h1,.lead-card h2{text-wrap:balance}
@media(max-width:580px){.topbar-label{font-size:0}.topbar-label:before{content:"一知 · 今日";font-size:12px;font-weight:650;color:var(--ink);letter-spacing:.6px}.lead-card h2{font-size:23px}}