/* Square interaction system: quiet surfaces, visible participation. */
.square-experience{--sq-ink:#242424;--sq-muted:#707070;--sq-line:#e6e6e6;color:var(--sq-ink)}
.square-experience .channel-intro.sq-compact-intro{grid-template-columns:minmax(300px,.95fr) minmax(540px,1.3fr);gap:28px;padding:28px 0 24px}
.sq-compact-intro .sq-intro-copy h1{font-size:clamp(24px,2.15vw,32px);line-height:1.35;margin:0 0 9px;letter-spacing:-.035em}
.sq-compact-intro .channel-description{font-size:13px;line-height:1.7}
.sq-toolbar{display:flex;align-items:center;gap:14px;min-width:0}
.sq-toolbar .channel-search{flex:1;min-width:190px;border-radius:7px;padding:2px 4px 2px 8px;box-shadow:none;background:#f2f2f2;border-color:#dedede}
.sq-toolbar .channel-search .search-input-wrap{padding:0}
.sq-toolbar .channel-search input[type=search]{padding:10px 8px;font-size:13px;color:var(--sq-ink)}
.sq-toolbar .channel-search input[type=search]::placeholder{color:#808080}
.sq-toolbar .channel-search .sq-search-submit{display:grid;place-items:center;min-width:40px;padding:8px;background:transparent;border:0;color:#5a5a5a}
.sq-compose-inline{display:flex;gap:10px;flex:none}
.sq-compose-inline .button{min-height:46px;padding:11px 16px;border-radius:7px;font-size:13px;white-space:nowrap;display:inline-flex;align-items:center;gap:7px;background:#fff}
.sq-compose-inline .button.primary{background:#242424;color:#fff;border-color:#242424}
.sq-browse-controls{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #e6e6e6}
.channel-page[data-channel="广场"] .sq-browse-controls .channel-tabs{border:0;margin:0;padding-top:4px;min-width:0;gap:24px}
.sq-browse-controls .square-order{display:flex;gap:20px;border:0;margin:0;flex:none}
.sq-browse-controls .square-order a{padding:14px 0;font-size:12px;white-space:nowrap}
.square-experience .square-topic-intro{margin:13px 0 14px;padding-right:75px;font-size:12px;line-height:1.7}
.channel-page[data-channel="广场"] .square-experience .channel-section-head{position:relative;height:0;min-height:0;padding:0;margin:0}
.square-experience .channel-section-head>span{position:absolute;right:0;bottom:14px;font-size:11px;color:#6f6f6f}
.channel-page[data-channel="广场"] .square-experience .channel-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
.sq-card{padding:14px;border-radius:9px;box-shadow:none;min-width:0;border-color:#e6e6e6;overflow:hidden}
.sq-card .sq-kicker{margin-bottom:8px;gap:5px;font-size:10px;line-height:1.4}
.sq-card .sq-kicker>span{padding:2px 6px;font-weight:500}
.sq-card .sq-media{aspect-ratio:2.5;border-radius:5px;flex-shrink:0}
.sq-card .sq-media img{object-fit:contain;width:100%;height:100%}
.sq-card .sq-topic-media{background:#f3f3f3}
.sq-topic-cover{height:100%;display:flex;flex-direction:column;justify-content:space-between;padding:17px 21px;background:var(--cover-bg);color:var(--cover-ink)}
.sq-topic-cover>span{font-size:10px;letter-spacing:.12em;opacity:.8}
.sq-topic-cover>strong{font-size:clamp(18px,1.65vw,24px);line-height:1.45;font-weight:650;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden}
.sq-topic-cover>small{display:flex;justify-content:space-between;font-size:9px;opacity:.8}
.sq-card h3{font-size:18px;line-height:1.45;letter-spacing:-.01em;margin:10px 0 6px;-webkit-line-clamp:2}
.sq-card .sq-excerpt{font-size:13px;line-height:1.7;margin:0 0 8px;-webkit-line-clamp:2}
.sq-card.sq-exchange .sq-excerpt{-webkit-line-clamp:6;font-size:15px;line-height:1.9;margin-top:12px}
.sq-card.sq-exchange h3,.sq-card.sq-test h3{margin-top:4px}
.sq-card.sq-test .sq-conclusion{font-size:14px;-webkit-line-clamp:3;background:transparent;padding:0;border-radius:0;color:#5a5a5a;font-weight:400}
.sq-card.sq-test .sq-media{aspect-ratio:2.8;margin-top:13px}
.sq-card.sq-exchange .sq-media{margin-top:15px;max-height:150px}
.sq-card .sq-context{display:block;font-size:11px;margin:6px 0 0;line-height:1.6;color:#6e6e6e;text-decoration:none}
.sq-card a.sq-context:hover{text-decoration:underline;text-underline-offset:3px}
.sq-card-context-row{display:flex;align-items:center;flex-wrap:wrap;column-gap:12px;row-gap:2px}
.sq-card .sq-card-context-row .sq-context{margin:0}
.sq-entry-link{display:inline-flex;align-items:center;min-height:36px;color:#78533b;font-size:11px;text-decoration:none;flex-shrink:0}
.sq-entry-link:hover{text-decoration:underline;text-underline-offset:3px}
.sq-entry-link:focus-visible{outline:2px solid #737373;outline-offset:2px}
.sq-test-provenance{color:#626262;background:#f2f2f2;border-left:2px solid #af7854;padding:10px 12px;font-size:12px;line-height:1.7}
.sq-card-footer{flex-direction:column;align-items:stretch;gap:6px;margin-top:12px;padding-top:10px;border-color:#efefef}
.sq-card-footer>a:last-child{text-align:left;flex-shrink:1}
.sq-author{text-decoration:none;color:#3b3b3b;display:inline-flex;align-items:center;gap:9px;min-width:0}
.sq-author>span:last-child{min-width:0}
.sq-author strong{font-size:12px;font-weight:550;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sq-author small{font-size:10px;color:#797979;display:block;line-height:1.6;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:280px}
.sq-author .square-avatar{width:29px;height:29px;font-size:12px;background:#f0f0f0;color:#535353;border:1px solid #e5e5e5}
.sq-card .square-source{margin:0;font-size:10px;line-height:1.5}
.sq-social-bar{display:flex;justify-content:space-between;gap:8px;align-items:center;border-top:1px solid #efefef;margin-top:10px;padding-top:5px}
.sq-social-button{appearance:none;border:0;background:transparent;color:#606060;min-height:40px;min-width:44px;padding:5px 2px;display:inline-flex;align-items:center;justify-content:center;gap:6px;font:inherit;font-size:12px;line-height:1.4;text-decoration:none!important;cursor:pointer;border-radius:6px;transition:color .15s,background .15s}
.sq-social-icon{flex:none;width:21px;height:21px;transition:transform .18s}
.sq-social-label{display:none}
.sq-social-share{margin-left:0}
.sq-social-button:hover{background:#f2f2f2;color:#292929}
.sq-social-button:focus-visible,.sq-follow:focus-visible,.sq-participants:focus-visible{outline:2px solid #707070;outline-offset:4px}
.sq-social-button:disabled,.sq-follow:disabled{cursor:wait;opacity:.6}
.sq-social-like[aria-pressed="true"]{color:#c9344e}
.sq-social-favorite[aria-pressed="true"]{color:#997127}
.sq-social-like[aria-pressed="true"] .sq-social-icon,.sq-social-favorite[aria-pressed="true"] .sq-social-icon{fill:currentColor}
.sq-social-pop .sq-social-icon{animation:sq-response .28s ease-out}
@keyframes sq-response{45%{transform:scale(1.22)}100%{transform:scale(1)}}
.sq-reading-layout{display:grid;grid-template-columns:minmax(0,880px) 62px;gap:32px;max-width:974px;margin:0 auto;align-items:start}
.channel-surface .sq-reading-layout>.v2-article{max-width:none;width:100%;min-width:0;margin:0;padding:16px 0 0}
.sq-reading-layout>.sq-social-rail{position:sticky;top:128px;display:flex;flex-direction:column;align-items:center;gap:16px;border:0;margin:88px 0 0;padding:0}
.sq-social-rail .sq-social-button{display:flex;flex-direction:column;gap:4px;width:56px;min-height:62px;font-size:12px;padding:7px 3px}
.sq-social-rail .sq-social-icon{width:25px;height:25px;margin-bottom:2px}
.sq-social-rail .sq-social-label{display:block;font-size:11px;color:#797979}
.sq-social-rail .sq-social-share{margin-left:0}
.sq-social-rail .sq-social-like[aria-pressed="true"]{background:#fff1f3}
.sq-reading-layout .sq-byline{display:flex;align-items:center;gap:13px;flex-wrap:wrap;font-size:13px;margin:0 0 22px}
.sq-byline time{margin-left:auto;font-size:11px;color:#797979}
.sq-reading-layout .sq-byline .sq-author{margin:0;gap:9px}
.sq-byline .square-avatar{width:34px;height:34px}
.sq-follow{display:inline-flex;align-items:center;gap:5px;background:#fff;border:1px solid #dedede;border-radius:6px;min-height:34px;padding:5px 10px;font-size:12px;color:#3b3b3b;cursor:pointer}
.sq-follow .sq-social-icon{width:15px;height:15px}
.sq-follow[aria-pressed="true"]{background:#f4f4f4;color:#6f6f6f}
.sq-work-action-row{display:flex;align-items:center;gap:22px;justify-content:space-between;flex-wrap:wrap;margin:22px 0}
.sq-work-action-row .sq-primary-actions{margin:0;gap:10px}
.sq-primary-actions .button{font-size:13px;padding:11px 20px;border-radius:6px}
.sq-participants{display:flex;align-items:center;gap:10px;min-height:46px;max-width:100%;text-decoration:none;padding:5px 0;color:#5f5f5f}
.sq-participant-faces{display:flex;flex:none;padding-left:5px}
.sq-participant-faces:empty{display:none}
.sq-participant-faces .square-avatar{margin-left:-5px;width:27px;height:27px;border:2px solid #fff;background:#ececec;color:#575757;font-size:10px}
.sq-participant-faces .square-avatar:nth-child(2){background:#e8e8e8}.sq-participant-faces .square-avatar:nth-child(3){background:#e8e8e8}
.sq-participants strong{display:block;font-size:12px;font-weight:550}
.sq-participants small{display:block;font-size:10px;color:#7e7e7e;margin-top:4px}
.sq-participant-arrow{margin-left:4px}.sq-participants:hover strong{text-decoration:underline;text-underline-offset:4px}
.sq-reading-layout .topic-hero{gap:24px;grid-template-columns:minmax(0,1fr) 205px}
.sq-reading-layout .topic-contribution-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.sq-reading-layout .sq-business-actions{padding:16px 0;border-top:1px solid #e8e8e8}
.sq-reading-layout #discussion,.sq-reading-layout #work-tests{scroll-margin-top:110px}
.sq-interaction-status{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);z-index:80;padding:12px 20px;border-radius:8px;color:#fff;background:#242424;max-width:calc(100vw - 32px);font-size:13px;line-height:1.6;box-shadow:0 5px 20px #0002}
.sq-interaction-status[hidden]{display:none}
.sq-share-dialog{width:min(460px,calc(100vw - 32px));padding:25px;border:1px solid #e0e0e0;border-radius:12px;color:#242424}
.sq-share-dialog::backdrop{background:#0005}.sq-share-dialog h2{font-size:20px}.sq-share-dialog input{width:100%;font-size:14px}.sq-share-dialog .actions{justify-content:flex-end}
@media(min-width:761px) and (max-width:1130px){
 .square-experience .channel-intro.sq-compact-intro{grid-template-columns:1fr;gap:18px}.sq-toolbar{max-width:none}
 .channel-page[data-channel="广场"] .square-experience .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:760px){
 .square-experience .channel-intro.sq-compact-intro{grid-template-columns:1fr;gap:16px;padding:22px 0 16px}
 .sq-compact-intro .sq-intro-copy h1{font-size:25px;max-width:none}.sq-compact-intro .channel-description{font-size:12px}
 .sq-toolbar{flex-wrap:wrap;gap:10px}.sq-toolbar .channel-search{flex:1 1 100%;min-width:0}
 .sq-toolbar .channel-search input[type=search]{font-size:16px}.sq-compose-inline{margin-left:auto;gap:8px}
 .sq-compose-inline .button{min-height:42px;font-size:12px;padding:9px 14px}
 .sq-browse-controls{flex-wrap:wrap;gap:0}.channel-page[data-channel="广场"] .sq-browse-controls .channel-tabs{flex:1 1 100%;gap:0;justify-content:space-between;overflow:visible}
 .sq-browse-controls .channel-tabs a{font-size:12px;padding:13px 8px}.sq-browse-controls .square-order{gap:22px}.sq-browse-controls .square-order a{padding:10px 0;font-size:11px}
 .square-experience .square-topic-intro{font-size:11px;margin:12px 0;line-height:1.8}.square-experience .channel-section-head>span{font-size:10px;bottom:13px}
 .channel-page[data-channel="广场"] .square-experience .channel-grid,.channel-page[data-channel="广场"] .square-experience[data-square-view] .channel-grid{grid-template-columns:minmax(0,1fr);gap:16px}
 .square-experience[data-square-view] .sq-card{padding:16px}.square-experience[data-square-view] .sq-card h3{font-size:18px}.square-experience[data-square-view] .sq-card .sq-excerpt{font-size:14px}
 .square-experience[data-square-view] .sq-card-footer{flex-direction:column;align-items:stretch;gap:6px}
 .sq-topic-cover>strong{font-size:22px}.sq-social-button{min-height:44px;font-size:12px}
 .sq-reading-layout{display:block;padding-bottom:65px}.channel-surface .sq-reading-layout>.v2-article{padding:16px 0 0}
 .sq-reading-layout>.sq-social-rail{position:fixed;left:0;right:0;bottom:var(--sq-bottom-nav,calc(58px + env(safe-area-inset-bottom)));top:auto;margin:0;padding:4px 20px;display:flex;flex-direction:row;justify-content:space-between;gap:8px;background:#fffffff5;border-top:1px solid #e4e4e4;z-index:29;backdrop-filter:blur(10px)}
 .sq-social-rail .sq-social-button{flex-direction:row;gap:7px;width:auto;min-width:52px;min-height:46px;padding:5px 4px}
 .sq-social-rail .sq-social-icon{width:22px;height:22px;margin:0}.sq-social-rail .sq-social-label{display:none}.sq-social-rail .sq-social-share .sq-social-label{display:block}
 .sq-social-rail .sq-social-like[aria-pressed="true"]{background:transparent}
 .keyboard-open .sq-social-rail{display:none}.sq-reading-layout .sq-byline{gap:11px;margin-bottom:20px}.sq-byline time{font-size:10px}
 .sq-work-action-row{gap:10px;align-items:stretch;margin:18px 0}.sq-work-action-row .sq-primary-actions{flex:1 1 100%}.sq-participants{width:100%;padding:10px 0;border-top:1px solid #efefef}.sq-participant-arrow{margin-left:auto}
 .sq-reading-layout .topic-hero{grid-template-columns:1fr;gap:18px;padding-top:18px}.sq-reading-layout .topic-hero-art{max-width:100%;width:100%;height:225px;aspect-ratio:auto;background:#f4f4f4}.sq-reading-layout .topic-hero-art .square-cover-svg,.sq-reading-layout .topic-hero-art .square-photo{width:100%;height:100%;object-fit:contain}
 .sq-reading-layout .topic-contribution-grid{grid-template-columns:1fr}.sq-reading-layout .topic-contributions>header{align-items:flex-start;flex-wrap:wrap}
 .sq-interaction-status{bottom:calc(var(--sq-bottom-nav,58px) + 72px)}
}
@media(prefers-reduced-motion:reduce){.sq-social-button,.sq-social-icon{transition:none}.sq-social-pop .sq-social-icon{animation:none}}

/* Shared card rhythm: image, title, excerpt, author, interaction. */
.sq-browse-controls{background:#f2f2f2;border:1px solid #e8e8e8;border-radius:9px;padding:0 18px;gap:16px}
.sq-feed-filters{display:flex;align-items:center;gap:16px;margin-left:auto;min-width:0}
.sq-following-filter{display:inline-flex;align-items:center;justify-content:center;gap:4px;min-height:44px;flex:none;padding:0 9px;color:#626262;font-size:12px;text-decoration:none;border-left:1px solid #ddd}
.sq-following-filter[aria-pressed="true"]{color:#242424;font-weight:650;text-decoration:underline;text-decoration-color:#af7854;text-underline-offset:7px}
.sq-following-filter:focus-visible{outline:2px solid #737373;outline-offset:2px;border-radius:4px}
.channel-page[data-channel="广场"] .sq-browse-controls .channel-tabs{padding-top:0;gap:26px}
.sq-browse-controls .channel-tabs a{min-height:48px;display:flex;align-items:center;position:relative}
.sq-browse-controls .square-order a{min-height:44px}
.sq-browse-controls .square-hot{display:none}
.channel-page[data-channel="广场"] .square-experience[data-square-view] .channel-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.square-experience[data-square-view] .sq-card{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto auto;width:100%;aspect-ratio:5/4;min-height:360px;padding:12px;gap:0}
.square-experience .sq-card-body{position:relative;display:flex;flex-direction:column;min-height:0;overflow:hidden}
.square-experience .sq-card .sq-kicker{flex:none;min-height:18px;margin:0 0 8px;max-width:100%;font-size:10px;gap:5px}
.square-experience .sq-card .sq-card-has-media>.sq-kicker{position:absolute;left:8px;top:8px;z-index:1;max-width:calc(100% - 16px)}
.square-experience .sq-card .sq-kicker>span{background:#fffffff2;border:1px solid #e9e9e9;backdrop-filter:blur(5px)}
.square-experience .sq-card .sq-media{flex:1;min-height:96px;max-height:none;aspect-ratio:auto;margin:0 0 10px;border-radius:6px}
.square-experience .sq-card .sq-media img{object-fit:contain}
.square-experience[data-square-view] .sq-card h3{flex:none;font-size:18px;line-height:1.4;margin:0 0 6px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden}
.square-experience .sq-card-visual{position:relative;display:flex;flex-direction:column;flex:1;min-height:0}
.sq-card-visual[data-cover-palette="note"]{--sq-cover-bg:#C9C4F4;--sq-cover-ink:#252337}
.sq-card-visual[data-cover-palette="paper"]{--sq-cover-bg:#FFF1AB;--sq-cover-ink:#302E23}
.sq-card-visual[data-cover-palette="poster"]{--sq-cover-bg:#F6BDAC;--sq-cover-ink:#392825}
.sq-card-visual[data-cover-palette="night"]{--sq-cover-bg:#252D35;--sq-cover-ink:#F7F7F2}
.sq-card-visual[data-cover-palette="collage"]{--sq-cover-bg:#CDDFC3;--sq-cover-ink:#26392D}
.sq-card-visual[data-cover-palette="minimal"]{--sq-cover-bg:#F1F0EB;--sq-cover-ink:#252625}
.sq-card-visual .sq-media>.square-cover-svg{background:var(--sq-cover-bg)}
/* Generated templates carry the real heading; photos and distinct captions keep it below. */
.square-experience .sq-title-cover .sq-media{min-height:146px}
.square-experience[data-square-view] .sq-title-cover h3{position:absolute;inset:42px 24px 34px;display:flex;align-items:center;margin:0;color:var(--sq-cover-ink);font-size:22px;line-height:1.45;pointer-events:none}
.square-experience .sq-title-cover h3>span{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;overflow-wrap:anywhere;color:inherit;pointer-events:none}
.square-experience .sq-card-visual:focus-within{outline:2px solid #737373;outline-offset:2px;border-radius:6px}
.square-experience[data-square-view] .sq-card .sq-excerpt{flex:none;font-size:13px;line-height:1.65;margin:0 0 5px;-webkit-line-clamp:2;font-weight:400;background:transparent;padding:0}
.square-experience[data-square-view] .sq-card-body:not(.sq-card-has-media) .sq-excerpt{-webkit-line-clamp:6;font-size:14px;line-height:1.85}
.square-experience .sq-card .sq-context{flex:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:11px;line-height:1.5;margin:2px 0 0;color:#6c6c6c}
.square-experience .sq-card-footer{flex-direction:row;align-items:center;min-width:0;min-height:40px;gap:8px;padding-top:7px;margin-top:7px}
.square-experience .sq-card-footer .sq-author{min-width:0;flex:1}
.square-experience .sq-card-footer .square-source{max-width:40%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.square-experience .sq-card .sq-social-bar{margin-top:5px;padding-top:0;min-height:42px}
.square-experience .sq-topic-cover{padding:34px 15px 10px}
.square-experience .sq-topic-cover>strong{font-size:20px;line-height:1.3;-webkit-line-clamp:2}
.square-experience .sq-topic-cover>span{display:none}
.square-experience .sq-card:has(>.sq-context){grid-template-rows:minmax(0,1fr) auto auto auto}
.sq-card [hidden],.sq-test-object [hidden],.sq-live-preview [hidden]{display:none!important}
.sq-preview-social>span{display:flex;align-items:center;gap:6px;min-height:40px;color:#808080}
.sq-preview-social small{font-size:12px}.sq-card-preview .sq-media{display:block}
.square-cover-preview.sq-live-preview{width:100%;min-width:0}
.sq-live-preview .square-experience[data-square-view] .sq-card{aspect-ratio:auto;min-height:350px}
.sq-live-preview .sq-media{height:120px;min-height:120px!important;flex:none!important}
.sq-live-preview .sq-title-cover .sq-media{height:168px;min-height:168px!important}
.sq-live-preview .sq-card h3{font-size:17px!important}
.sq-live-preview .sq-card{text-align:left}
.sq-live-preview>small{display:block;margin-top:14px;color:#787878}
/* The same saved template has a compact cover and a complete reading layout. */
.sq-media>.square-cover-svg{position:absolute;inset:0;width:100%;height:100%;aspect-ratio:auto}
.square-template-grid .square-cover-svg{width:100%;height:auto;aspect-ratio:12/5}
.sq-template-detail{width:100%;max-width:680px;margin:22px auto;border-radius:9px;overflow:hidden}
.sq-template-detail>.square-cover-svg{width:100%;height:auto;aspect-ratio:4/3}
.sq-reading-layout .topic-hero:has(>.topic-hero-art>.square-cover-svg):not(:has(>.topic-hero-art>.square-photo)){grid-template-columns:minmax(0,1fr)}
.sq-reading-layout .topic-hero-art:has(>.square-cover-svg):not(:has(>.square-photo)){width:100%;max-width:680px;margin:0 auto;height:auto;aspect-ratio:4/3}
.sq-reading-layout .topic-hero-art>.square-cover-svg{width:100%;height:100%;aspect-ratio:auto}
.sq-reading-layout .topic-hero-art>.square-photo{object-fit:contain}
.square-cover-modes{flex-wrap:wrap;gap:8px 20px}
.sq-compose-inline .sq-compose{position:relative}
.sq-compose [data-square-compose]{min-height:46px;display:inline-flex;align-items:center;gap:8px;padding:10px 21px;white-space:nowrap;border-radius:7px}
.sq-compose [data-square-compose]>span{font-size:20px;line-height:1}
.sq-compose-dialog{position:fixed;width:378px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 32px);padding:20px;margin:0;inset:auto;border:1px solid #e3e3e3;border-radius:12px;background:#fff;box-shadow:0 12px 44px #27272726;color:#242424;overflow-y:auto}
.sq-compose-dialog::backdrop{background:#22222224}
.sq-compose-dialog>header{display:flex;justify-content:space-between;gap:16px;margin-bottom:12px}
.sq-compose-dialog header strong{font-size:17px;display:block}.sq-compose-dialog header p{font-size:12px;color:#707070;margin:7px 0;line-height:1.6}
.sq-compose-dialog [data-compose-close]{width:36px;height:36px;flex:none;background:#f2f2f2;border:0;border-radius:50%;font-size:23px;cursor:pointer}
.sq-compose-dialog nav{display:grid;gap:5px}
.sq-compose-dialog nav>a{display:flex;align-items:center;gap:13px;width:100%;min-width:0;border:1px solid #e3e3e3;border-radius:7px;padding:13px 9px;text-decoration:none;color:inherit;white-space:normal}
.sq-compose-dialog nav>a:hover,.sq-compose-dialog nav>a:focus-visible{background:#f5f5f5;outline:2px solid #737373;outline-offset:0}
.sq-compose-dialog nav>a>span:nth-child(2){flex:1}.sq-compose-dialog nav strong{font-size:14px;display:block}.sq-compose-dialog nav small{font-size:12px;color:#737373;display:block;margin-top:6px;line-height:1.6}
.sq-compose-symbol{width:36px;height:36px;flex:none;display:grid;place-items:center;background:#f1f1f1;border-radius:8px;font-size:23px;color:#515151}
.sq-object-modes{display:flex;gap:8px;margin-bottom:18px;flex-wrap:wrap}
.sq-object-modes button{border:1px solid #e1e1e1;border-radius:7px;padding:11px 16px;min-height:44px;background:#fff;color:#646464;font:inherit;font-size:13px;cursor:pointer}
.sq-object-modes button[aria-pressed="true"]{background:#242424;color:#fff;border-color:#242424}
.v2-editor[data-kind="post"] [data-test-fields] .sq-work-reference{margin:0 0 14px;padding:0;border:0;background:transparent}
.sq-work-reference .topic-reference-selected{display:flex;gap:10px;align-items:center;background:#f6f6f6;border:1px solid #e5e5e5;border-radius:8px;padding:16px}
.sq-work-reference .topic-reference-selected>span{min-width:0;flex:1}.sq-work-reference strong{display:block;font-size:16px;line-height:1.6;overflow-wrap:anywhere}.sq-work-reference small{display:block;color:#757575;font-size:12px;line-height:1.6}.sq-work-reference .text-button{min-height:44px;flex:none}
.sq-work-reference [data-reference-lookup]{margin:12px 0}.sq-work-reference [data-reference-status]:empty{display:none}
.sq-editor-ai{padding:10px 0 18px;gap:18px}.sq-editor-ai .button{border:0;background:transparent;font-size:13px;text-decoration:underline;text-underline-offset:4px;color:#6b6b6b;padding:8px 0}
.sq-reading-layout .button{border-radius:7px;min-height:42px;font-size:13px;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.sq-reading-layout .button.primary{background:#242424;border-color:#242424;color:#fff}
.sq-reading-layout .button:not(.primary){background:#fff;border:1px solid #e0e0e0;color:#4e4e4e}
.v2-editor .sq-editor-ai .button{background:transparent;border:0;border-radius:0;box-shadow:none}
.v2-editor[data-kind="post"] input,.v2-editor[data-kind="post"] textarea{scroll-margin-top:110px;scroll-margin-bottom:150px}
.sq-reading-layout .sq-manage{position:relative;margin-left:4px}
.sq-manage summary{cursor:pointer;color:#6f6f6f;font-size:12px;list-style:none;min-height:36px;display:flex;align-items:center;gap:6px}
.sq-manage nav{position:absolute;top:100%;right:0;z-index:10;background:white;border:1px solid #e4e4e4;border-radius:8px;padding:7px;min-width:165px;box-shadow:0 8px 24px #27272715}
.sq-manage nav a{display:block;padding:12px 10px;font-size:13px;text-decoration:none;color:#494949}.sq-manage nav a:hover{background:#f5f5f5;border-radius:4px}
.sq-reading-layout .sq-ai-tools{margin:24px 0;color:#6d6d6d;border-block:1px solid #ebebeb;padding:15px 0}
.sq-ai-tools summary{cursor:pointer;font-size:13px}.sq-ai-tools p{font-size:12px;line-height:1.7}.sq-ai-tools .button{background:#fff;border-color:#e0e0e0}
.sq-reading-layout .sq-continue{padding:26px 0;border-block:1px solid #ebebeb;margin:26px 0}
.sq-reading-layout .sq-continue h2{font-size:18px;margin:0 0 8px}.sq-continue>p{font-size:13px;color:#7e7e7e;margin:0 0 16px}
.sq-next-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.sq-next-actions>a{padding:17px 18px;background:#f7f7f7;border:1px solid #e9e9e9;border-radius:8px;text-decoration:none;color:#3b3b3b}
.sq-next-actions strong{display:flex;justify-content:space-between;align-items:center;font-size:14px;font-weight:550}.sq-next-actions small{display:block;font-size:12px;color:#787878;margin-top:9px;line-height:1.7}.sq-next-actions>a:hover{border-color:#979797}
.sq-progress h2{font-size:20px}.sq-progress ul{padding:0;margin:22px 0 0;list-style:none}
.sq-progress li{display:flex;position:relative;gap:17px;padding:0 0 22px}.sq-progress li:last-child{padding-bottom:0}.sq-progress li:not(:last-child):before{content:"";position:absolute;left:5px;top:13px;bottom:0;border-left:1px solid #e2e2e2}
.sq-progress-dot{flex:none;width:11px;height:11px;border:2px solid #848484;border-radius:50%;margin-top:4px;background:#fff}
.sq-progress li>div{min-width:0}.sq-progress small{display:block;font-size:11px;color:#7f7f7f;margin-bottom:7px}.sq-progress a{font-size:15px;text-decoration:none;color:#3c3c3c;font-weight:550}.sq-progress li p{font-size:12px;color:#7f7f7f;line-height:1.7;margin:8px 0 0;overflow-wrap:anywhere}
.sq-test-scene{font-size:12px!important;color:#767676!important}.sq-related-test .sq-kicker{margin-bottom:8px}.sq-reading-layout #discussion{padding-top:28px}.sq-reading-layout #discussion>h2{font-size:23px;margin-bottom:20px}
.sq-reading-layout #discussion>.v2-form{background:#f8f8f8;border:1px solid #e8e8e8;border-radius:10px;padding:22px;margin-top:24px}
.sq-reading-layout #discussion>.v2-form h3{font-size:17px;margin:0 0 18px}
.sq-reading-layout .v2-fold{margin:20px 0;color:#757575;font-size:13px}
.sq-reading-layout .topic-participate-actions{align-items:center;gap:12px}.sq-reading-layout .topic-contributions>header .sq-compose{flex:none}
@media(min-width:761px) and (max-width:1279px){.channel-page[data-channel="广场"] .square-experience[data-square-view] .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:1100px){.sq-browse-controls{flex-wrap:wrap;gap:0}.sq-browse-controls .channel-tabs{flex:1 1 100%}.sq-feed-filters{width:100%;margin-left:0;justify-content:space-between;flex-wrap:wrap;gap:0 8px;border-top:1px solid #e5e5e5}.sq-browse-controls .sq-feed-filters .square-order{margin-left:0;border-top:0;width:auto;gap:16px}}
@media(max-width:760px){
 .sq-toolbar{flex-wrap:nowrap;gap:9px}.sq-toolbar .channel-search{flex:1;min-width:0}.sq-compose-inline{margin:0}.sq-compose [data-square-compose]{min-height:46px;padding:10px 14px;font-size:13px}
 .sq-browse-controls{padding:0 11px;border-radius:8px}.channel-page[data-channel="广场"] .sq-browse-controls .channel-tabs{justify-content:space-between;gap:0}.sq-browse-controls .channel-tabs a{padding:14px 4px;min-height:48px}
 .sq-browse-controls .square-order{gap:23px;border-top:1px solid #e5e5e5;width:100%}.sq-browse-controls .square-order a{padding:12px 0;font-size:12px}
 .channel-page[data-channel="广场"] .square-experience[data-square-view] .channel-grid{grid-template-columns:minmax(0,1fr);gap:16px}
 .square-experience[data-square-view] .sq-card{aspect-ratio:auto;min-height:0;padding:12px;display:grid}
 .square-experience .sq-card .sq-card-has-media{display:flex;flex-direction:column}
 .square-experience .sq-card .sq-media{flex:none;aspect-ratio:2.7;min-height:108px;max-height:180px;width:100%;margin:0 0 12px}
 .square-experience[data-square-view] .sq-card h3{font-size:18px;line-height:1.45}
 .square-experience .sq-card-visual{flex:none}
 .square-experience .sq-title-cover .sq-media{min-height:166px;aspect-ratio:2.3}
 .square-experience[data-square-view] .sq-title-cover h3{font-size:21px;inset:42px 20px 34px}
 .square-experience[data-square-view] .sq-card .sq-excerpt{font-size:13px;-webkit-line-clamp:2;line-height:1.75}
 .square-experience[data-square-view] .sq-card-body:not(.sq-card-has-media) .sq-excerpt{-webkit-line-clamp:4}
 .square-experience .sq-card .sq-context{margin:3px 0 0}.square-experience .sq-card .sq-social-button{min-height:44px}
 .square-experience .sq-topic-cover>strong{font-size:20px}.square-experience .sq-topic-cover>small{font-size:9px}
 .sq-compose-dialog{width:100%;max-width:100%;max-height:85dvh;inset:auto 0 0!important;padding:22px 20px calc(20px + env(safe-area-inset-bottom));border-radius:16px 16px 0 0;margin:0}
 .sq-compose-dialog nav>a{padding:13px 7px;min-height:72px}.sq-compose-dialog [data-compose-close]{width:44px;height:44px}
 .sq-next-actions{grid-template-columns:1fr}.sq-reading-layout .sq-byline{gap:10px}.sq-byline time{width:100%;margin-left:43px}
 .sq-live-preview .square-experience[data-square-view] .sq-card{min-height:0}.sq-live-preview .sq-media{height:auto}
 .sq-reading-layout #discussion>.v2-form{padding:16px}.sq-reading-layout .button{min-height:44px}.sq-manage summary{min-height:44px}
 .sq-reading-layout .topic-participate-actions{flex-wrap:wrap}.sq-reading-layout .topic-contributions>header{display:block}.topic-contributions>header .sq-compose{margin-top:14px}
 .sq-work-reference .topic-reference-selected{flex-wrap:wrap}.sq-object-modes button{flex:1;white-space:nowrap;padding:10px}
 .v2-editor[data-kind="post"]>.actions{bottom:calc(58px + env(safe-area-inset-bottom));padding:10px 0;gap:8px;flex-wrap:wrap}
 .v2-editor[data-kind="post"]>.actions .button{min-height:44px;font-size:12px;padding:10px 12px}
}

/* AI preferences stay visible and distinct from user engagement. */
.sq-ai-activity{font-size:12px;color:#656565;border-top:1px solid #e7e7e7;margin-top:8px;padding-top:8px;min-width:0}
.square-experience[data-square-view] .sq-card:has(>.sq-ai-activity){grid-template-rows:minmax(min-content,1fr) auto auto auto;min-height:400px}
.square-experience .sq-card:has(>.sq-ai-activity) .sq-card-visual{min-height:min-content}
.sq-ai-activity>summary{display:flex;align-items:center;gap:12px;flex-wrap:wrap;cursor:pointer;min-height:34px;list-style:none}.sq-ai-activity>summary::-webkit-details-marker{display:none}.sq-ai-activity>summary>span{display:inline-flex;align-items:center;gap:4px}.sq-ai-activity>summary>span:first-child{font-weight:550;color:#454545;margin-right:auto}.sq-ai-activity>summary:after{content:'＋';color:#888}.sq-ai-activity[open]>summary:after{content:'−'}.sq-ai-activity .sq-social-icon{width:14px;height:14px}.sq-ai-activity-body{padding:8px 0 4px;line-height:1.65}.sq-ai-activity-body p{font-size:12px;margin:0 0 8px}.sq-ai-activity-body ul{padding:0;margin:0;list-style:none;display:grid;gap:7px}.sq-ai-activity-body li{display:flex;justify-content:space-between;gap:12px}.sq-ai-activity-body a{color:#454545;text-decoration:none}.sq-ai-activity-body a:hover{text-decoration:underline}.sq-ai-activity-body small{color:#777}.sq-ai-activity summary:focus-visible,.sq-ai-activity a:focus-visible{outline:2px solid #777;outline-offset:3px}.sqr-comments>.sq-ai-activity{margin:0 0 20px;padding-top:0;border-top:0}.square-experience .sq-card:has(.sq-ai-activity[open]){height:auto;aspect-ratio:auto}