:root{color-scheme:dark;--bg:#121418;--surface:#1e222a;--surface2:#1a1d24;--night:#0a0b0d;--ink:#e6e8ec;--muted:#8c93a0;--red:#ff3e3e;--line:#313640;--max:1312px;--radius:3px}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:500 15px/1.7 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}a:hover{color:#ff6666}button{font:inherit}img{max-width:100%;height:auto;display:block}h1,h2,h3,p,figure{margin-top:0}h1,h2,h3{line-height:1.36;letter-spacing:-.02em}h1{font-size:clamp(27px,3vw,38px)}h2{font-size:clamp(18px,1.75vw,24px)}h3{font-size:17px}p{color:#b7bdc7}a,button{transition:color .16s ease,background-color .16s ease,border-color .16s ease}a:focus-visible,button:focus-visible{outline:2px solid var(--red);outline-offset:4px}.shell{width:min(calc(100% - 36px),var(--max));margin:auto}.skip-link{position:absolute;top:-80px;left:10px;z-index:100;background:white;color:black;padding:12px}.skip-link:focus{top:10px}.topline{background:var(--night);border-bottom:1px solid #24272c;color:#adb2bb;font-size:11px;font-weight:700;letter-spacing:.1em}.topline .shell{height:32px;display:flex;align-items:center;gap:9px}.topline-right{margin-left:auto;letter-spacing:0}.signal,.live-dot{display:inline-block;width:7px;height:7px;background:var(--red);box-shadow:0 0 0 3px #ff3e3e21;border-radius:50%}.site-header{background:#0f1115;border-bottom:1px solid var(--line);position:relative;z-index:10}.header-row{display:flex;align-items:center;min-height:80px;gap:28px}.brand{display:flex;gap:11px;align-items:center;white-space:nowrap;font-size:25px;font-weight:900;letter-spacing:-.04em}.brand img{width:40px;height:40px;object-fit:contain}.brand span{display:flex;flex-direction:column;line-height:1.05}.brand small{font-size:9px;letter-spacing:.18em;color:var(--muted);margin-top:8px}.nav{display:flex;gap:4px;align-items:center;margin-left:34px}.nav a{padding:12px 16px;color:#b7bcc7;white-space:nowrap;font-size:14px;font-weight:750;border-radius:var(--radius)}.nav a:hover,.nav a[aria-current=page]{background:#2b2025;color:#fff}.nav a[aria-current=page]{box-shadow:inset 0 -2px var(--red)}.domain-link{margin-left:auto;padding:9px 12px;border:1px solid #623236;color:#f7b5b5;font-size:12px;font-weight:700;white-space:nowrap}.domain-link:hover{background:#532327}.menu-button{display:none}.main-content{padding-top:28px;padding-bottom:80px;min-height:65vh}.eyebrow{font-size:12px;color:#ff6666;font-weight:850;letter-spacing:.12em;text-transform:uppercase;display:flex;align-items:center;gap:10px;margin-bottom:15px}.eyebrow .muted{margin-left:auto;letter-spacing:0}.home-h1{margin:0 0 10px}.lead{font-size:15px;line-height:1.9;max-width:940px;margin:0 0 25px}.muted{color:var(--muted)}.compact{font-size:12px}.board-grid{display:grid;grid-template-columns:minmax(0,1.42fr) minmax(320px,1fr);gap:16px;align-items:start}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-width:0}.panel-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:15px 19px;border-bottom:1px solid var(--line);background:var(--surface2)}.panel-heading h2{display:flex;gap:11px;align-items:center;font-size:17px;margin:0}.panel-heading a{color:#e2a3a3;font-size:12px;font-weight:800;white-space:nowrap}.accent-bar{display:block;width:3px;height:18px;background:var(--red)}.label-plain{font-size:10px;color:var(--muted);letter-spacing:.2em;font-weight:800}.timeline{list-style:none;padding:5px 19px 13px;margin:0}.timeline li{display:flex;gap:15px;padding:14px 0;border-bottom:1px solid var(--line);position:relative}.timeline li:last-child{border:0}.timeline-mark{font:800 12px/1.6 ui-monospace,monospace;color:var(--red);width:24px;flex:none;margin-top:2px}.timeline-text{flex:1;min-width:0}.timeline-text .muted{margin-left:10px}.timeline h3{font-size:16px;margin:7px 0}.timeline p{font-size:13px;line-height:1.65;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.badge{font-size:10px;font-weight:850;padding:3px 6px;border:1px solid #50434b;background:#33282f;color:#f1b6ba;display:inline-flex;align-items:center;border-radius:2px;letter-spacing:.025em}.badge-red{background:#82292c;color:#fff;border-color:#b73739}.spotlight{padding:16px}.spotlight-image,.thumb,.video-image{display:block;overflow:hidden;position:relative;background:#272d37;aspect-ratio:16/9}.spotlight-image img,.thumb img,.video-image img{width:100%;height:100%;object-fit:cover}.spotlight-image:after,.video-image:after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 65%,#05050588);pointer-events:none}.spotlight-body{padding:14px 0 3px}.spotlight h3{font-size:20px;margin:11px 0 8px}.spotlight p{font-size:13px;margin:0;line-height:1.75}.ranking{margin:0;padding:3px 16px 10px;list-style:none}.ranking li{display:flex;gap:14px;padding:13px 0;border-top:1px solid var(--line);line-height:1.5;font-weight:700;font-size:14px}.ranking li span{font:900 19px/1.2 ui-monospace,monospace;color:#fd5858}.ranking li:nth-child(n+3) span{color:#656c77}.section-block{margin-top:45px}.section-header{display:flex;align-items:end;justify-content:space-between;gap:25px;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:18px}.section-kicker{font-size:11px;letter-spacing:.17em;font-weight:850;color:var(--red)}.section-header h2{margin:6px 0 0;font-size:22px}.section-header>a{font-size:12px;font-weight:800;color:#ff9292;white-space:nowrap}.cards-three,.cards-two{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.cards-two{grid-template-columns:repeat(2,minmax(0,1fr))}.story-card{background:var(--surface);border:1px solid var(--line);display:flex;flex-direction:column;min-width:0;border-radius:var(--radius);overflow:hidden}.story-body{padding:17px;flex:1;display:flex;flex-direction:column}.story-body h3{margin:11px 0;font-size:17px}.story-body p{font-size:13px;line-height:1.8;margin:0 0 18px}.story-body .text-link{margin-top:auto}.meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:11px;font-weight:700}.text-link{color:#ff9393;font-size:12px;font-weight:850;display:inline-block}.video-band{padding:19px;background:#16191f;border:1px solid var(--line)}.video-band .section-header{margin-bottom:18px}.video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.video-tile{background:var(--surface);border:1px solid var(--line);display:flex;flex-direction:column;padding-bottom:12px;min-width:0}.video-tile strong{font-size:15px;line-height:1.45;padding:12px 12px 2px}.video-tile small{color:var(--muted);font-size:11px;padding:0 12px}.play-symbol{position:absolute;left:13px;bottom:12px;background:var(--red);color:#fff;display:grid;place-items:center;width:34px;height:34px;z-index:1;border-radius:2px;font-size:12px}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.topic-box{border:1px solid #40353a;background:linear-gradient(135deg,#2c2026,#1e222a 64%);min-height:155px;padding:17px;display:flex;flex-direction:column;gap:10px}.topic-box:hover{border-color:var(--red)}.topic-keyword{color:#ff7777;font-size:13px;font-weight:900}.topic-box strong{font-size:17px}.topic-box>span:last-child{font-size:12px;color:#bcb0b7;margin-top:auto}.community-note{font-size:13px;margin:18px 0 0}.site-footer{background:var(--night);border-top:1px solid #35363c;padding-top:35px}.footer-layout{display:grid;grid-template-columns:1.25fr .75fr 1fr;gap:55px}.footer-layout h2{font-size:14px;margin:0 0 14px}.footer-layout p{font-size:12px;line-height:1.9}.footer-layout a{display:block;font-size:12px;color:#b4b9c2;margin:8px 0}.footer-brand{font-size:21px}.foot-bottom{border-top:1px solid #2c3036;padding:18px 0 25px;margin-top:22px;display:flex;justify-content:space-between;color:#737b88;font-size:12px}.foot-bottom a{color:#8f97a4}.page-intro{border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:25px;max-width:1000px}.page-intro h1{margin-bottom:14px}.page-intro p{max-width:840px;line-height:1.95;font-size:15px}.news-layout{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(245px,1fr);gap:22px}.list-heading{font-size:19px;margin:0 0 14px;display:flex;justify-content:space-between}.list-heading span{font-size:11px;color:var(--muted);font-weight:500;align-self:center}.article-list{display:grid;gap:12px}.article-list .story-body{padding:18px 20px}.article-list .story-card h3{font-size:19px}.article-list .story-body p{margin-bottom:12px}.aside-stack,.article-sidebar{display:flex;flex-direction:column;gap:18px}.info-panel{padding:19px}.info-panel h2{font-size:16px;padding-bottom:11px;border-bottom:1px solid var(--line);margin-bottom:14px}.info-panel>a{display:block;color:#d9dce3;font-size:13px;border-bottom:1px solid var(--line);padding:8px 0}.steps{padding-left:22px}.steps li{padding:2px 0 8px}.steps b{color:#f0a9a9}.steps p{font-size:12px;margin:5px 0}.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 24px}.filter-row a{border:1px solid var(--line);font-size:13px;padding:8px 18px;background:var(--surface);font-weight:750}.filter-row a[aria-current=page]{color:white;border-color:var(--red);background:#672629}.topic-guidance{margin-top:24px;padding:22px}.topic-guidance h2{font-size:18px}.topic-guidance p{font-size:13px;max-width:850px}.video-analysis{border:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;min-width:0}.video-copy{padding:19px}.video-copy h2{font-size:20px;margin:11px 0}.video-copy p{font-size:13px}.frame-label{position:absolute;bottom:13px;left:13px;background:#a3292d;color:white;padding:5px 10px;font-size:11px;font-weight:900;z-index:1}.video-method{padding:22px;margin-top:25px}.video-method h2{font-size:19px}.method-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.method-grid>div{border-left:2px solid var(--red);padding-left:14px}.method-grid p{font-size:12px;margin-top:7px}.breadcrumbs{margin:4px 0 25px;font-size:12px;color:var(--muted)}.breadcrumbs a{color:#c0c6d0}.breadcrumbs span{margin:0 5px}.reading-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(245px,.76fr);gap:40px}.article-detail{min-width:0}.article-detail h1{font-size:clamp(29px,3.5vw,42px);margin:16px 0}.article-deck{font-size:17px;line-height:1.95;color:#c5cad3;border-left:3px solid var(--red);padding-left:15px;margin-bottom:28px}.feature-media{margin:0 0 34px}.feature-media img{width:100%;aspect-ratio:16/9;object-fit:cover;background:#272d37}.feature-media figcaption{font-size:11px;color:var(--muted);padding-top:9px}.article-body h2{font-size:22px;margin:34px 0 13px;border-bottom:1px solid var(--line);padding-bottom:12px}.article-body p{font-size:16px;line-height:2.15;color:#cfd3db;margin-bottom:20px}.article-note{margin-top:36px;padding:18px;border:1px solid #664047;background:#291f24}.article-note strong{font-size:14px;color:#ff9c9c}.article-note p{font-size:12px;margin:5px 0}.related-item{line-height:1.65!important}.related-item span{display:block;font-size:11px;color:#ff8888;margin-bottom:4px}.error-view{text-align:center;padding:75px 0 110px}.error-number{font:900 120px/1 ui-monospace,monospace;color:#6b272d}.error-view h1{margin:15px 0}.error-view p{max-width:550px;margin:15px auto}.error-links{display:flex;justify-content:center;gap:13px;flex-wrap:wrap;margin-top:23px}.error-links a{border:1px solid #81373c;background:#3d2327;padding:9px 17px;font-size:13px}
@media(max-width:1100px){.nav{margin-left:0}.header-row{gap:12px}.nav a{padding:12px 10px}.domain-link{font-size:11px;padding:8px}.board-grid{grid-template-columns:minmax(0,1.15fr) minmax(300px,1fr)}.footer-layout{gap:30px}}
@media(max-width:850px){.header-row{min-height:70px;flex-wrap:wrap;padding:13px 0}.menu-button{display:block;margin-left:auto;background:var(--surface2);border:1px solid var(--line);color:white;font-size:12px;padding:9px 13px;cursor:pointer}.nav{display:none;order:3;width:100%;flex-direction:column;align-items:stretch;gap:3px;background:#171a20;padding:7px;margin:0}.nav.is-open{display:flex}.nav a{padding:11px 12px}.domain-link{margin-left:0}.board-grid,.news-layout,.reading-layout{grid-template-columns:1fr}.hot-panel{display:grid;grid-template-columns:1fr 1fr;align-items:start}.hot-panel .panel-heading{grid-column:1/-1}.ranking{padding-top:14px}.cards-three,.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.aside-stack,.article-sidebar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.footer-layout{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-layout>div:first-child{grid-column:1/-1}.article-sidebar{margin-top:0}}
@media(max-width:580px){.shell{width:calc(100% - 26px)}.topline{font-size:9px}.topline-right{max-width:48%;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brand{font-size:22px}.brand img{width:34px;height:34px}.header-row{gap:10px}.domain-link{order:4;width:100%;text-align:center}.main-content{padding-top:22px;padding-bottom:50px}.eyebrow{font-size:10px;letter-spacing:.08em}.eyebrow .muted{display:none}.lead{font-size:14px}.board-grid,.cards-three,.cards-two,.video-grid,.topic-grid,.footer-layout,.aside-stack,.article-sidebar,.method-grid{grid-template-columns:1fr}.hot-panel{display:block}.section-block{margin-top:33px}.section-header{align-items:start;gap:12px}.section-header h2{font-size:19px}.section-header>a{max-width:105px;text-align:right;white-space:normal}.timeline{padding:6px 14px}.timeline li{gap:8px;padding:12px 0}.timeline h3{font-size:15px}.video-band{padding:12px}.footer-layout{gap:12px}.footer-layout>div:first-child{grid-column:auto}.page-intro h1{font-size:28px}.page-intro p{font-size:14px}.article-detail h1{font-size:30px}.article-body p{font-size:15px}.article-deck{font-size:15px}.info-panel{padding:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}