/* 17c editorial UI: compact modular briefing panels, strong text hierarchy, accessible interactions */
:root{color-scheme:light;--red:#D92338;--navy:#1A202C;--deep:#0D1117;--bg:#F4F6F9;--sub:#EAEEF3;--text:#1E293B;--muted:#64748B;--signal:#00C853;--line:#DCE2E9;--white:#fff;--radius:5px;--shadow:0 2px 10px rgba(12,23,39,.035)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:84px}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,"Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;font-size:14px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%;height:auto;display:block}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.3;letter-spacing:-.025em}h1{font-size:clamp(27px,3.2vw,39px);font-weight:900}h2{font-size:22px;font-weight:850}h3{font-size:17px;font-weight:800}p{line-height:1.85}a:hover{color:var(--red)}:focus-visible{outline:3px solid #0e86d4;outline-offset:3px}::selection{color:white;background:var(--red)}.wrap{width:min(1200px,calc(100% - 36px));margin-inline:auto}.skip-link{position:absolute;top:-100px;left:10px;z-index:100;background:white;color:#111;padding:10px}.skip-link:focus{top:10px}.site-header{background:var(--navy);color:#fff;border-bottom:3px solid var(--red);position:relative;z-index:10}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:70px;gap:26px}.brand{display:flex;align-items:center;gap:15px;color:white;flex-shrink:0}.brand:hover{color:white}.brand-mark{font-size:39px;font-weight:1000;color:white;letter-spacing:-.12em;line-height:1}.brand-mark span{color:#f23d51}.brand-copy{font-weight:750;font-size:14px;letter-spacing:.05em;border-left:1px solid #536072;padding-left:15px}.brand-copy em{color:var(--red);font-style:normal}.global-nav{display:flex;align-items:stretch;gap:5px;align-self:stretch}.global-nav a{display:flex;align-items:center;padding:0 17px;font-weight:750;color:#ccd4df;border-bottom:3px solid transparent;margin-bottom:-3px}.global-nav a:hover,.global-nav a.active{color:white;border-bottom-color:#ff4356;background:#252e3c}.mobile-menu{display:none}.signal-strip{background:#111722;color:#c8d2df;font-size:11px;letter-spacing:.06em}.signal-strip .wrap{display:flex;align-items:center;gap:11px;min-height:31px}.signal-indicator,.green-pin,.live-dot{display:inline-block;height:7px;width:7px;border-radius:50%;background:var(--signal);box-shadow:0 0 0 3px rgba(0,200,83,.13)}.strip-divider{color:#69798d}.site-main{padding-top:16px;padding-bottom:36px}.intro-panel{display:grid;grid-template-columns:minmax(0,1fr) 310px;background:#fff;border:1px solid var(--line);border-left:5px solid var(--red);margin-bottom:14px;min-height:177px}.intro-copy{padding:22px 24px}.eyebrow,.kicker{font-weight:850;letter-spacing:.12em;text-transform:uppercase;font-size:11px;color:var(--red)}.eyebrow{display:flex;align-items:center;gap:10px}.intro-panel h1{margin:8px 0 7px}.intro-panel p{color:var(--muted);max-width:750px;margin:0;font-size:13px}.intro-panel p a{font-weight:850;color:var(--red)}.intro-action{background:var(--red);padding:23px;display:flex;flex-direction:column;justify-content:center;color:white;gap:9px}.intro-action-caption{font-size:11px;letter-spacing:.12em;color:#ffced3;font-weight:850}.intro-action strong{font-size:20px;font-weight:900;line-height:1.4}.btn{border:1px solid transparent;padding:10px 15px;display:inline-flex;align-items:center;justify-content:center;gap:14px;font-weight:850;font-size:13px;border-radius:4px;min-height:42px;transition:background .2s,border-color .2s,color .2s}.btn-white{background:#fff;color:#b41a2f}.btn-white:hover{color:#b41a2f;background:#ffe8ec}.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{color:#fff;background:#af172a}.btn-dark{color:white;background:var(--navy)}.btn-dark:hover{color:white;background:#323e52}.btn-outline{border-color:#c1cad7;color:#fff}.btn-outline:hover{background:#fff;color:var(--navy)}.lead-grid{display:grid;grid-template-columns:minmax(0,1.22fr) minmax(355px,.78fr);gap:14px;align-items:start}.panel{background:white;border:1px solid var(--line);box-shadow:var(--shadow);min-width:0}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 17px;border-bottom:1px solid var(--line);min-height:55px}.panel-heading h2{margin:0;font-size:19px}.micro-label{font-size:10px;color:var(--muted);font-weight:850;letter-spacing:.08em}.feature-link{display:block}.feature-image{position:relative;background:#d7dee7;aspect-ratio:16/9;overflow:hidden}.feature-image img,.feed-image img{width:100%;height:100%;object-fit:cover}.feature-stamp,.image-tag{position:absolute;top:12px;left:12px;background:var(--red);color:white;font-size:11px;font-weight:850;padding:4px 9px;letter-spacing:.05em}.feature-body{padding:18px}.feature-topline{color:#20764e;font-weight:750;font-size:11px;margin:0 0 7px;display:flex;align-items:center;gap:8px}.feature-body h3{font-size:clamp(20px,2vw,26px);margin-bottom:9px}.feature-body p:not(.feature-topline){font-size:13px;color:var(--muted);margin-bottom:15px}.text-link,.header-link,.card-bottom-link,.mini-link{color:var(--red);font-weight:850;font-size:12px}.text-link span{margin-left:6px}.rank-heading{background:#1a202c;color:white}.rank-heading h2{color:white;margin-top:1px}.rank-heading .micro-label{color:#fa8c9a}.rank-desc{font-size:10px;color:#a9b4c3}.rank-list{list-style:none;padding:0;margin:0}.rank-list li{display:flex;align-items:center;gap:12px;padding:11px 15px;border-bottom:1px solid #e7ebf0;min-height:54px}.rank-list li:nth-child(even){background:#fbfcfd}.rank-index{font:900 18px/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#9aA6b7;width:28px;flex-shrink:0}.rank-index.highlight{color:var(--red)}.rank-list a{font-size:12px;font-weight:750;line-height:1.5;flex:1}.rank-chevron{font-size:21px;color:#9ca9b9}.rank-footer{display:flex;justify-content:space-between;padding:14px 17px;background:var(--sub);font-size:12px;font-weight:850;color:var(--navy)}.feed-header{display:flex;align-items:end;justify-content:space-between;gap:18px;margin:24px 0 13px}.feed-header h2{font-size:25px;margin:3px 0 2px}.feed-header p{font-size:12px;color:var(--muted);margin:0}.feed-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.feed-card{display:grid;grid-template-columns:42% 1fr;background:white;border:1px solid var(--line);min-width:0;min-height:211px}.feed-image{position:relative;display:block;background:var(--sub);overflow:hidden}.feed-image img{position:absolute;inset:0}.image-tag{top:9px;left:8px;font-size:10px}.play-symbol{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:42px;height:42px;background:rgba(15,22,33,.8);border:1px solid #ffffffa8;border-radius:50%;display:grid;place-items:center;color:white;font-size:15px;padding-left:3px}.feed-card-body{padding:14px;display:flex;flex-direction:column;min-width:0}.feed-small{display:flex;justify-content:space-between;gap:5px;font-size:10px;font-weight:750;color:var(--muted);margin-bottom:9px}.feed-small span:first-child{color:var(--red)}.feed-card h3{font-size:16px;margin-bottom:7px}.feed-card p{font-size:11px;line-height:1.8;color:var(--muted);margin-bottom:10px;flex-grow:1}.card-bottom-link{border-top:1px solid var(--line);padding-top:7px}.community-preview{margin-top:24px}.community-heading{padding-block:16px}.community-heading h2{font-size:22px;margin-top:4px}.topic-row{display:grid;grid-template-columns:33px 1fr 25px;gap:12px;padding:15px 18px;border-bottom:1px solid var(--line);align-items:start}.topic-row:last-child{border-bottom:0}.topic-rank{font:900 17px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;color:var(--red)}.topic-row h3{font-size:16px;margin:5px 0}.topic-row p{font-size:12px;color:var(--muted);margin:0 0 5px}.topic-meta{font-size:10px;color:#8290a1}.type-tag{display:inline-block;font-size:10px;line-height:1.5;font-weight:850;color:#b61e31;background:#fff0f2;padding:2px 6px;border:1px solid #f7d8dd}.row-arrow{color:var(--red);font-weight:850;font-size:18px}.bottom-invite{background:var(--navy);color:white;display:flex;justify-content:space-between;align-items:center;gap:25px;margin-top:22px;padding:28px}.bottom-invite h2{margin:4px 0 2px}.bottom-invite p{margin:0;font-size:12px;color:#c4cfdc}.bottom-invite .kicker{color:#fb8292}.site-footer{background:var(--deep);color:#d2dae5}.footer-inner{display:grid;grid-template-columns:minmax(0,2fr) 1fr 1fr;gap:30px;padding:38px 0 28px}.footer-logo{font-size:34px;font-weight:950;color:white;letter-spacing:-.07em}.footer-brand p{font-size:12px;margin:3px 0 8px;color:#aab5c4}.footer-brand p.small{font-size:11px;max-width:510px}.footer-brand strong{color:#e5edf7}.footer-links{display:flex;flex-direction:column;align-items:flex-start;gap:8px;font-size:12px;color:#a6b3c3}.footer-links strong{color:white;margin-bottom:6px;font-size:13px}.footer-links a:hover{color:#ff6577}.footer-bottom{border-top:1px solid #313a45;padding:12px 0 18px;display:flex;justify-content:space-between;gap:12px;font-size:10px;color:#8692a2}.breadcrumbs{display:flex;gap:11px;align-items:center;font-size:11px;color:var(--muted);margin-bottom:12px}.breadcrumbs a{color:var(--red)}.community-hero{background:var(--navy);color:white;padding:27px 30px;margin-bottom:14px;display:flex;justify-content:space-between;align-items:center;gap:30px;overflow:hidden}.community-hero h1{margin:6px 0 10px}.community-hero p{max-width:650px;font-size:13px;color:#c8d3df;margin-bottom:19px}.community-hero .kicker{color:#ff8796}.hero-links{display:flex;flex-wrap:wrap;gap:8px}.hero-motif{flex-shrink:0;display:flex;align-items:baseline;transform:rotate(-8deg);font-weight:1000;font-size:125px;line-height:1;letter-spacing:-.18em;color:#394452;user-select:none}.hero-motif span:last-child{color:var(--red)}.community-layout{display:grid;grid-template-columns:minmax(0,1fr) 306px;gap:14px;align-items:start}.community-primary{min-width:0}.all-topics .panel-heading{padding:16px 18px}.all-topics .panel-heading h2{font-size:23px;margin-top:3px}.topic-filter{padding:12px 15px;display:flex;flex-wrap:wrap;gap:7px;border-bottom:1px solid var(--line)}.filter-button{background:var(--sub);color:#475569;border:1px solid transparent;border-radius:3px;padding:6px 11px;font-size:11px;font-weight:800}.filter-button:hover,.filter-button.is-selected{background:var(--red);color:white}.discussion{padding:20px 19px;border-bottom:1px solid var(--line);scroll-margin-top:12px}.discussion:last-child{border-bottom:0}.discussion:target{background:#fffafa;box-shadow:inset 3px 0 var(--red)}.discussion[hidden]{display:none}.discussion-header{display:flex;align-items:center;justify-content:space-between;gap:10px}.discussion-area{font-size:10px;color:var(--muted)}.discussion h3{font-size:20px;margin:12px 0 8px}.discussion-summary{font-size:13px;color:#536477;margin-bottom:12px}.discussion-content{background:#f7f9fc;border-left:3px solid #d4dce7;padding:13px 14px}.discussion-content strong{font-size:12px}.discussion-content ul{margin:7px 0 13px;padding-left:19px;color:#526175;font-size:12px;line-height:1.9}.discussion-content li{margin-bottom:6px}.discussion-question{border-top:1px solid #e0e6ef;padding-top:10px}.discussion-question span{font-size:10px;letter-spacing:.08em;font-weight:900;color:var(--red)}.discussion-question p{margin:3px 0 0;font-size:12px;font-weight:750;color:var(--text)}.discussion-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:12px}.save-topic{border:1px solid var(--line);background:white;border-radius:3px;padding:5px 10px;color:#526175;font-size:11px}.save-topic[aria-pressed=true]{background:#fff0f2;color:var(--red);border-color:#f5b7c2}.side-panel{margin-bottom:14px}.side-panel .panel-heading{background:var(--navy);color:white}.guideline{display:flex;gap:10px;padding:13px 14px;border-bottom:1px solid var(--line)}.guideline:last-child{border:0}.guideline-num{font:900 16px/1.2 ui-monospace,monospace;color:var(--red)}.guideline h3{font-size:13px;margin:0 0 3px}.guideline p{font-size:11px;color:var(--muted);margin:0}.side-info{padding:20px}.side-info h2{margin:7px 0}.side-info p{font-size:12px;color:var(--muted)}.submission-panel{margin-top:14px;scroll-margin-top:15px}.submission-panel .panel-heading h2{font-size:23px}.form-intro{margin:16px 20px;color:var(--muted);font-size:12px}.submission-form{padding:0 20px 20px;display:grid;grid-template-columns:1fr;gap:14px}.field{display:grid;gap:6px}.field label{font-weight:800;font-size:12px}.field input,.field select,.field textarea{border:1px solid #c6d1de;color:var(--text);padding:11px 12px;background:#fff;border-radius:3px;width:100%;outline-offset:2px}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--red)}.field textarea{resize:vertical;min-height:140px}.field small{color:var(--muted);font-size:10px}.required{color:var(--red)}.form-footer{display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap}.checkbox-label{display:flex;align-items:flex-start;gap:8px;max-width:440px;font-size:11px;color:var(--muted)}.checkbox-label input{margin-top:4px;accent-color:var(--red)}.honey-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.form-errors,.form-success{margin:12px 20px;padding:13px;border:1px solid}.form-errors{color:#b21c30;background:#fff3f4;border-color:#ffd1d9}.form-errors ul{margin:6px 0 0}.form-success{color:#1a7345;background:#effbf4;border-color:#b7e8cf}.filter-empty{padding:15px;color:var(--muted);font-size:12px}
@media(max-width:1080px){.lead-grid{grid-template-columns:minmax(0,1fr) 355px}.feed-card{grid-template-columns:1fr}.feed-image{aspect-ratio:16/8}.feed-image img{position:static}.feed-card-body{min-height:180px}.community-layout{grid-template-columns:minmax(0,1fr) 265px}}
@media(max-width:790px){.wrap{width:min(100% - 24px,1200px)}.header-inner{min-height:62px}.brand-mark{font-size:34px}.brand-copy{font-size:12px}.mobile-menu{display:flex;border:1px solid #506073;border-radius:3px;background:transparent;width:43px;height:39px;flex-direction:column;justify-content:center;gap:5px;align-items:center}.mobile-menu span{height:2px;width:19px;background:#fff}.global-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#202b3a;border-bottom:2px solid var(--red);padding:6px 12px;flex-direction:column;align-items:stretch}.global-nav.is-open{display:flex}.global-nav a{padding:11px 12px;margin:0;border-bottom:0;border-left:3px solid transparent}.global-nav a.active{border-left-color:var(--red)}.intro-panel{grid-template-columns:1fr}.intro-action{padding:16px 20px;gap:8px}.intro-action strong{font-size:17px}.intro-action .btn{align-self:start}.lead-grid,.community-layout{grid-template-columns:1fr}.rank-panel{display:block}.rank-list{display:grid;grid-template-columns:1fr 1fr}.rank-list li:nth-child(odd){border-right:1px solid var(--line)}.community-aside{display:grid;grid-template-columns:1fr 1fr;gap:14px}.side-panel{margin-bottom:0}.hero-motif{font-size:86px}.community-hero{padding:24px}.footer-inner{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:560px){body{font-size:13px}.site-main{padding-top:10px}.intro-copy{padding:18px}.intro-panel h1{font-size:26px}.intro-panel p{font-size:12px}.brand-copy{display:none}.signal-strip .wrap{font-size:10px}.lead-grid{gap:11px}.panel-heading{padding:12px}.feature-body{padding:14px}.feature-body h3{font-size:21px}.rank-list{grid-template-columns:1fr}.rank-list li:nth-child(odd){border-right:0}.rank-list li{min-height:45px;padding:9px 12px}.rank-index{font-size:16px}.feed-header{margin-top:19px;align-items:start}.feed-header h2{font-size:21px}.feed-header .header-link{font-size:11px;white-space:nowrap}.feed-grid{grid-template-columns:1fr;gap:11px}.feed-card{grid-template-columns:38% 1fr;min-height:170px}.feed-image{aspect-ratio:auto}.feed-image img{position:absolute;inset:0}.feed-card-body{padding:11px;min-height:0}.feed-card h3{font-size:15px}.feed-card p{font-size:11px;line-height:1.6}.feed-small{flex-wrap:wrap}.community-heading h2{font-size:19px}.topic-row{padding:13px 11px;gap:8px;grid-template-columns:25px 1fr 20px}.topic-row h3{font-size:14px}.bottom-invite{flex-direction:column;align-items:start;padding:21px}.bottom-invite h2{font-size:20px}.footer-inner{gap:20px;padding-top:28px}.footer-bottom{flex-direction:column;gap:3px}.community-hero{padding:20px}.community-hero h1{font-size:25px}.community-hero .hero-motif{display:none}.hero-links .btn{flex:1;font-size:11px;padding-inline:8px}.community-aside{grid-template-columns:1fr}.discussion{padding:15px 12px}.discussion h3{font-size:18px}.submission-form{padding-inline:13px}.form-footer .btn{width:100%}.community-main .panel-heading h2{font-size:20px}}
@media(max-width:390px){.feed-card{grid-template-columns:1fr}.feed-image{aspect-ratio:16/8}.feed-image img{position:static}.feed-card-body{min-height:0}.brand-mark{font-size:30px}.topic-row p{font-size:11px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}

.brand-logo{max-width:74px;width:auto;max-height:44px;object-fit:contain}.brand:has(.brand-logo) .brand-mark{display:none}@media(max-width:560px){.brand-logo{max-width:68px;max-height:40px}}