@charset "UTF-8";
:root{--paper:#fafafa;--surface:#fff;--surface-soft:#f7f7f7;--surface-hover:#f2f2f2;--surface-selected:#ededed;--ink:#303030;--muted:#686868;--line:#dedede;--line-strong:#a3a3a3;--yellow:#f7e9a2;--pink:#f0d9d6;--blue:#d8e6e9;--cream:#f2eee3;--accent:#8d5d44;--hand:"Kaiti SC","STKaiti","KaiTi","Songti SC",serif;--body:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;--serif:Georgia,"Songti SC","SimSun",serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:var(--body);font-size:14px;background-color:var(--paper);background-image:radial-gradient(#e5e5e5 .75px,transparent .85px);background-size:19px 19px;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}button, a,input,select,textarea{ -webkit-tap-highlight-color:transparent}button{background:none;border:0}button:disabled{cursor:default;opacity:.35}a{color:inherit}svg{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,label:has(input:focus-visible){outline:2px solid #666666;outline-offset:4px}button:hover{color:#181818}button,input,select,textarea{font-synthesis:none}[hidden]{display:none!important}.skip-link{position:fixed;top:-100px;left:20px;background:var(--ink);color:var(--paper);padding:12px;z-index:100}.skip-link:focus{top:10px}.site-header{border-bottom:1px solid var(--line);background:#ffffffed;position:relative;z-index:5}.header-inner{max-width:1480px;margin:auto;min-height:90px;padding:15px 42px;display:flex;align-items:center;justify-content:space-between;gap:26px}.brand{display:flex;gap:13px;align-items:center;padding:0;text-align:left;flex-shrink:0}.brand-mark{width:40px;height:42px;stroke-width:1.5;transform:rotate(-5deg)}.brand-copy{display:flex;flex-direction:column;gap:6px}.brand-title{font:27px/1 var(--serif);letter-spacing:-1.4px}.brand-subtitle{font-size:8px;font-weight:600;letter-spacing:2px;color:#868686}.header-tools{display:flex;align-items:center;gap:23px}.search-box{display:flex;align-items:center;gap:9px;min-width:270px;padding:10px 12px;border-bottom:1px solid #bebebe}.search-box svg{width:18px;height:18px;flex-shrink:0}.search-box input{width:100%;padding:0;background:none;border:0;outline:0;font-size:12px}.search-box input::placeholder{color:#909090}.search-box kbd{border:1px solid #d9d9d9;border-radius:4px;width:19px;height:20px;display:grid;place-items:center;font:12px var(--body);color:#a0a0a0}.header-saved{display:flex;align-items:center;gap:6px;font-size:12px;white-space:nowrap;padding:8px 0}.header-saved svg{width:17px;height:17px}.header-saved[aria-pressed=true] svg{fill:var(--yellow)}.outline-button{border:1.25px solid #6c6c6c;border-radius:5px 7px 5px 6px;padding:9px 14px;font-size:12px;background:var(--surface);box-shadow:1px 1px 0 #d5d5d5;transition:background .16s,transform .16s}.outline-button:hover{background:var(--surface-hover);transform:translateY(-1px)}.add-button{display:flex;gap:6px;align-items:center;white-space:nowrap}.add-button>span:first-child{font-size:18px;line-height:14px}.icon-button{height:35px;width:35px;display:grid;place-items:center}.icon-button svg{width:21px;height:21px}.mobile-menu{display:none}.library-layout{max-width:1480px;margin:auto;padding:0 42px;display:grid;grid-template-columns:188px minmax(0,1fr);gap:42px}.sidebar{padding:37px 22px 28px 0;border-right:1px solid var(--line);display:flex;flex-direction:column;align-items:stretch;min-height:calc(100vh - 90px)}.sidebar-heading{display:flex;flex-direction:column;gap:7px;padding-left:12px;margin-bottom:22px}.tiny-label{font-size:9px;font-weight:600;letter-spacing:2px;color:var(--muted)}.handwritten{font-family:var(--hand);font-size:21px}.sidebar-heading .handwritten{font-size:23px;letter-spacing:2px}#category-nav{display:flex;flex-direction:column;gap:8px}#category-nav button{width:100%;display:flex;align-items:center;gap:9px;padding:11px 12px;min-height:42px;text-align:left;border-radius:3px;font-size:12px;position:relative;color:#727272}#category-nav button svg{width:17px;height:17px;flex-shrink:0}#category-nav button .category-count,#category-nav button .count,#category-nav button>span:last-child:not(:first-child){margin-left:auto;color:#969696;font-size:10px}#category-nav button:hover{background:var(--surface-hover)}#category-nav button.active,#category-nav button[aria-pressed=true]{background:var(--surface-selected);color:var(--ink);font-weight:600}#category-nav button.active:before,#category-nav button[aria-pressed=true]:before{content:"";position:absolute;left:0;top:11px;bottom:11px;width:2px;background:#6e6e6e;transform:rotate(-4deg)}.sidebar-divider{margin:27px 12px 31px;height:1px;background:repeating-linear-gradient(90deg,#bfbfbf 0 3px,transparent 3px 7px)}.librarian-note{background:var(--surface);margin:0 4px 25px 6px;padding:23px 15px 14px;position:relative;transform:rotate(-2deg);box-shadow:0 2px 3px #0000000a,2px 6px 12px #0000000a;min-height:177px}.tape{width:60px;height:21px;background:#f0f0f0b3;position:absolute;left:50%;top:-10px;transform:translateX(-50%) rotate(-3deg);border-left:1px dashed #d5d5d566;border-right:1px dashed #d5d5d566;box-shadow:0 1px 2px #00000004}.librarian-note .tape{background:#edededb3;width:57px}.librarian-note p{font:18px/1.65 var(--hand);margin:0 0 10px}.librarian-note .note-caption{font:9px var(--body);color:#909090;letter-spacing:1px;margin-bottom:12px}.librarian-note .note-small{font:11px/1.8 var(--body);color:#8c8c8c}.note-spark{position:absolute;right:2px;bottom:1px;width:54px;color:#8a8a8a}.shelf-counts{display:grid;grid-template-columns:1fr 1fr;gap:17px 10px;padding:9px 12px 26px}.shelf-counts div{display:flex;flex-direction:column;gap:5px}.shelf-counts strong{font:22px var(--serif);font-weight:400;color:#686868}.shelf-counts span{font-size:9px;color:#939393}.shelf-counts div:last-child{grid-column:1/-1;flex-direction:row;align-items:baseline;gap:7px}.shelf-counts div:last-child strong{font-size:16px}.sidebar-bottom{display:flex;align-items:center;gap:6px;color:#909090;font-size:9px;margin-top:auto;padding:25px 10px 0;white-space:nowrap}.open-dot{background:#929292;width:5px;height:5px;border-radius:50%}.library-main{padding:35px 0 0;min-width:0;outline:0}.welcome-row{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:27px}.welcome-row .tiny-label{display:flex;gap:12px;align-items:center;margin:0 0 11px;font-size:8px}.label-line{height:1px;width:27px;background:#bababa}h1{font:38px/1.2 var(--hand);font-weight:500;letter-spacing:1.8px;margin:0 0 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.card-description{color:#575757;max-width:500px;font-size:14px;line-height:1.8;margin:0 0 17px}.featured-card .card-type{font-size:9px;letter-spacing:1.4px;color:#888888}.featured-card .card-meta{font-size:12px;color:#686868}.featured-card .card-save{right:13px;top:12px}.featured-card .tape{width:88px;top:-9px;background:#e9dfbc8c}.featured-copy{flex:1;min-width:0}.featured-visual{width:200px;min-width:175px;min-height:140px;position:relative;display:grid;place-items:center;flex-shrink:0;font-family:var(--hand)}.featured-visual svg{width:180px;height:140px}.featured-visual:empty:before{content:"先提一个\A好问题。";white-space:pre;background:#fbfaf0;box-shadow:2px 4px 5px #57533f17;transform:rotate(5deg);padding:30px 29px;font:26px/1.5 var(--hand);border:1px solid #e7e4d4}.featured-visual:empty:after{content:"↗";font-size:35px;position:absolute;right:0;bottom:2px;transform:rotate(-20deg);color:#848484}.featured-card:hover{box-shadow:2px 7px 13px #4b49351a}.collection-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:0 2px 17px}.collection-title-group{display:flex;align-items:center;gap:9px}.section-number{font:italic 13px var(--serif);color:#989898}.collection-toolbar h2{font:23px var(--hand);letter-spacing:1px;margin:0}.result-count{font-size:9px;color:#969696;margin-left:3px}.format-filters{display:flex;gap:3px;border:1px solid #d7d7d7;border-radius:5px;padding:3px;background:var(--surface-soft)}.format-filters button{font-size:10px;padding:5px 12px;border-radius:3px;color:#8c8c8c}.format-filters button.active,.format-filters button[aria-pressed=true]{background:var(--surface-selected);color:var(--ink);box-shadow:0 1px 2px #4d4d4d0a}.cork-board{position:relative;padding:34px 26px 32px;background-color:#c6baa0;background-image:radial-gradient(#a89877ad .6px,transparent .9px),radial-gradient(#ddd2b0 1px,transparent 1.3px),repeating-linear-gradient(32deg,#cabfa316 0 2px,#96886e0d 2px 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.22s;isolation:isolate;display:flex;flex-direction:column}.library-card:nth-child(2n){transform:rotate(1.2deg)}.library-card:nth-child(3n){transform:rotate(-.6deg)}.library-card:nth-child(4n){transform:rotate(.6deg)}.library-card:hover{transform:translateY(-4px) rotate(0);box-shadow:3px 9px 10px #534a3336;z-index:2}.color-yellow{background:var(--yellow)}.color-pink{background:var(--pink)}.color-blue{background:var(--blue)}.color-cream{background:var(--cream)}.library-card .card-open{height:100%;width:100%;display:flex;flex-direction:column;align-items:flex-start;text-align:left;padding:27px 19px 18px;min-height:246px;position:relative;background:linear-gradient(160deg,#ffffff0b,transparent 60%,#56471604)}.card-type{display:flex;align-items:center;gap:5px;font-size:8px;letter-spacing:1.1px;color:#7f7f7f;text-transform:uppercase;margin:0 0 10px}.card-type svg{width:12px;height:12px}.card-title{font:23px/1.4 var(--hand);font-weight:500;letter-spacing:.3px;margin:0 0 12px;overflow-wrap:anywhere}.library-card .card-description{font-size:14px;line-height:1.85;color:#575757;margin:0 0 23px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.card-meta{font-size:12px;color:#686868;display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:auto}.card-meta .arrow{margin-left:auto;color:var(--ink);font-size:17px}.card-save{position:absolute;right:8px;top:8px;z-index:3;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;font-size:17px;color:#808080;opacity:.75}.card-save:hover{background:#ffffff50;opacity:1}.card-save svg{width:15px;height:15px}.card-save[aria-pressed=true]{color:#626262;opacity:1}.card-save[aria-pressed=true] svg{fill:#76767655}.pin{position:absolute;left:50%;top:-6px;z-index:4;width:11px;height:11px;border-radius:50%;background:#b54f40;box-shadow:1px 3px 3px #4a39286e,inset 1px 1px 2px #ffe9ce9c,inset -1px -1px 2px #713021;transform:translateX(-50%);pointer-events:none}.library-card:nth-child(2n) .pin{background:#79929b;box-shadow:1px 3px 3px #4a39286e,inset 1px 1px 2px #d4f2ff9c,inset -1px -1px 2px #445b61}.library-card:nth-child(3n) .pin{background:#958472;box-shadow:1px 3px 3px #4a39286e,inset 1px 1px 2px #f5eadd9c,inset -1px -1px 2px #55483d}.card-tags{display:flex;gap:5px;flex-wrap:wrap;margin:0 0 14px}.card-tags span,.tag{font-size:8px;padding:3px 6px;border:1px solid #82828233;border-radius:2px;color:#7d7d7d}.status-badge{font-size:9px;border:1px solid #8a8a8a3d;border-radius:3px;padding:2px 5px;white-space:nowrap}.coming-label{font:13px var(--hand);color:#8d7458}.empty-state{text-align:center;padding:18px 15px 23px}.empty-state svg{width:65px;height:53px;color:#737373}.empty-state h3{font:25px var(--hand);margin:15px 0 8px}.empty-state p{font-size:12px;color:#737373;margin:0 0 20px}.bottom-note{display:flex;align-items:center;gap:9px;padding:14px 4px 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60px));background:var(--surface)}.reader-shell{padding:0 44px 27px}.reader-toolbar{position:sticky;top:0;z-index:5;background:var(--surface);border-bottom:1px solid var(--line);padding:20px 0 15px;display:flex;align-items:center;justify-content:space-between;gap:15px;backdrop-filter:blur(5px)}.reader-actions{display:flex;align-items:center;gap:16px}.text-button{font-size:11px;padding:6px 0;color:#8b8b8b}.text-button:hover{text-decoration:underline}.close-button{width:32px;height:32px;border:1px solid #727272;border-radius:50%;font:23px/1 var(--body);display:grid;place-items:center;padding:0;flex-shrink:0}.close-button:hover{background:#e9e9e9}.reader-content{padding:40px 16px 36px;max-width:740px;margin:auto;overflow-wrap:anywhere}.reader-content h1,.reader-title{font:38px/1.45 var(--hand);letter-spacing:1px;margin:11px 0 17px}.reader-kicker{font-size:12px;letter-spacing:1px;color:#696969}.reader-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12px;color:#696969;margin:16px 0 30px}.reader-description{font-size:16px;line-height:1.85;color:#626262;border-left:2px solid #bdbdbd;padding-left:16px;margin:20px 0 30px}.article-body{font-size:18px;line-height:1.85;color:#343434;text-wrap:pretty}.article-body p{margin:0 0 24px}.article-body h2{font:28px/1.5 var(--hand);margin:40px 0 16px;color:#3d3d3d;scroll-margin-top:100px}.article-body h3{font:22px/1.5 var(--hand);margin:25px 0 12px}.article-body h4{font-size:18px;margin:25px 0 10px}.article-body strong{font-weight:600;color:#3f3f3f}.article-body ul,.article-body ol{padding-left:22px;margin:12px 0 22px}.article-body li{margin:6px 0}.article-body a,.reader-sources a{color:#6b6b6b;text-decoration-color:#aaaaaa;text-underline-offset:4px}.article-body blockquote{padding:18px 22px;border-left:2px solid #a4a4a4;background:#f3f3f3;margin:28px 0;color:#4e4e4e}.article-body blockquote p:last-child{margin:0}.article-body hr{border:0;border-top:1px dashed #d1d1d1;margin:28px 0}.article-body code{background:#ebebeb;padding:2px 5px;border-radius:3px;font:14px/1.8 ui-monospace,SFMono-Regular,monospace}.article-body pre{background:#ebebeb;padding:16px;overflow:auto;border-radius:4px;white-space:pre-wrap}.article-body table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.7;margin:24px 0}.article-body th,.article-body td{padding:10px 12px;border:1px solid #dcdcdc;text-align:left}.article-body th{background:#eaeaea;font-weight:600}.article-body img{max-width:100%;height:auto}.reader-sources{border-top:1px solid #dddddd;margin-top:40px;padding-top:26px;font-size:14px;line-height:1.85;color:#636363}.reader-sources h2,.reader-sources h3{font:23px var(--hand);margin:0 0 12px}.reader-sources ul{padding-left:18px}.reader-pagination{display:flex;align-items:center;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding:22px 0 0}.reader-pagination .handwritten{font-size:17px;color:#a2a2a2}.video-player,video{width:100%;max-height:540px;border-radius:3px;background:#313131;margin:10px 0 26px}.video-coming{background:var(--yellow);padding:35px;box-shadow:2px 4px 7px #55512c14;transform:rotate(-.4deg);text-align:center;margin:25px 0 35px}.video-coming h2{font:30px var(--hand);margin:0 0 13px}.video-coming p{font-size:13px;line-height:1.8;color:#828282}.add-dialog{width:min(650px,calc(100vw - 40px));padding:30px 34px}.add-dialog-header{display:flex;justify-content:space-between;gap:15px;align-items:center}.add-dialog-header .tiny-label{margin:0 0 10px;font-size:8px}.add-dialog h2{font:29px var(--hand);margin:0}.form-intro{font-size:11px;line-height:1.8;color:#979797;margin:18px 0 26px}.form-field{display:flex;flex-direction:column;gap:8px;margin:0 0 19px;font-size:12px}.form-field>span{color:#787878}.required-star{color:#b0765e}.form-field input,.form-field select,.form-field textarea{width:100%;background:var(--surface);border:1px solid #d4d4d4;padding:10px 12px;border-radius:3px;font-size:12px;line-height:1.6}.form-field input::placeholder,.form-field textarea::placeholder{color:#b4b4b4}.form-field textarea{resize:vertical;min-height:130px}.form-field small{font-size:10px;color:#9e9e9e;line-height:1.6}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}.form-bottom{display:flex;align-items:center;justify-content:space-between;gap:15px}.form-bottom p{font-size:11px;color:#927052;line-height:1.6;margin:0}.ink-button{background:var(--surface);color:var(--ink);border-radius:4px;padding:11px 17px;white-space:nowrap;font-size:12px;box-shadow:0 2px 0 #0000000d;border:1px solid var(--line-strong)}.ink-button:hover{background:var(--surface-hover);color:var(--ink);transform:translateY(-1px)}.toast{position:fixed;bottom:26px;left:50%;transform:translate(-50%,15px);background:#494949;color:#f9f9f9;border:1px solid #888888;border-radius:5px;padding:12px 20px;box-shadow:0 7px 25px #2e2e2e25;font-size:12px;line-height:1.6;z-index:50;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;max-width:calc(100vw - 32px)}.toast.visible,.toast.show{opacity:1;transform:translate(-50%,0)}
@media(min-width:1450px){.library-layout{grid-template-columns:205px minmax(0,1fr);gap:47px}.library-card .card-title{font-size:26px}.library-card .card-open{min-height:269px}.header-inner{padding-block:19px}.featured-card>.card-open{padding:31px 37px}.featured-visual{width:260px}}
@media(max-width:1120px){.header-inner{padding:17px 26px;gap:20px}.header-tools{gap:15px}.search-box{min-width:210px;max-width:240px}.library-layout{padding:0 26px;grid-template-columns:159px minmax(0,1fr);gap:28px}.sidebar{padding-right:17px}.brand-title{font-size:24px}.brand-title>span{font-size:23px}.brand-mark{width:35px}.brand-subtitle{font-size:7px}.header-saved span{display:none}.content-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 24px}.featured-card>.card-open{padding:27px 25px;gap:13px}.featured-visual{width:150px;min-width:120px}.featured-visual:empty:before{font-size:22px;padding:23px}.featured-card .card-title{font-size:26px}.featured-visual svg{width:150px}.shelf-counts{gap:15px 5px}.welcome-stamp{height:71px;width:71px;margin-right:0}h1{font-size:35px}.site-footer{align-items:flex-start;flex-direction:column;gap:7px}}
@media(max-width:780px){.header-inner{padding:15px 20px;min-height:78px;gap:14px;flex-wrap:wrap}.mobile-menu{display:grid;margin-left:-6px;width:28px}.brand{gap:8px;flex:1}.brand-title{font-size:24px}.brand-title>span{font-size:22px}.brand-mark{width:31px;height:35px}.brand-subtitle{font-size:6px;letter-spacing:1.6px}.header-tools{display:contents}.search-box{order:5;max-width:none;flex-basis:100%;min-width:0;padding:9px 0 4px;margin-top:1px;border-bottom:0}.search-box input{font-size:12px}.search-box kbd{display:none}.header-saved{padding:7px 0}.add-button{padding:7px 9px;font-size:10px;gap:3px}.add-button>span:first-child{font-size:16px}.library-layout{display:block;padding:0 22px}.sidebar{display:none;min-height:0;padding:24px 0 20px;border:0;border-bottom:1px solid var(--line)}.sidebar.open{display:block}.sidebar-heading{display:none}#category-nav{display:grid;grid-template-columns:repeat(2,1fr);gap:5px 12px}.librarian-note,.shelf-counts,.sidebar-divider,.sidebar-bottom{display:none}.library-main{padding-top:27px}.welcome-row{margin-bottom:23px}.welcome-row .tiny-label{font-size:7px;letter-spacing:1.5px;gap:9px}.welcome-stamp{height:67px;width:67px}.welcome-stamp svg{width:27px}.welcome-stamp span{font-size:6px}.welcome-stamp span:last-child{font-size:5px}h1{font-size:32px;letter-spacing:.8px}.view-description{font-size:13px;max-width:360px}.featured-content{margin:0 2px 26px}.featured-card>.card-open{padding:24px;min-height:190px}.featured-card .card-title{font-size:25px;max-width:360px}.featured-card .card-description{font-size:14px}.featured-visual{width:135px;min-width:100px}.featured-visual:empty:before{font-size:22px;padding:20px}.collection-toolbar h2{font-size:22px}.format-filters button{font-size:10px;padding:5px 9px}.cork-board{padding:31px 22px 28px;border-width:6px}.content-grid{gap:27px 22px}.library-card .card-open{min-height:235px;padding:25px 18px 17px}.card-title{font-size:24px}.reader-dialog{width:calc(100vw - 30px);max-height:calc(100dvh - 30px)}.reader-shell{padding:0 23px 22px}.reader-content{padding:27px 5px}.reader-toolbar{padding:13px 0;gap:10px}.reader-actions{gap:13px}.reader-toolbar .tiny-label{font-size:10px;letter-spacing:1px}.text-button{font-size:10px}.close-button{height:28px;width:28px;font-size:21px}.reader-title,.reader-content h1{font-size:32px}.article-body{font-size:17px}.reader-pagination .handwritten{display:none}.add-dialog{padding:26px 24px}.add-dialog h2{font-size:26px}}
@media(max-width:480px){.header-inner{padding:14px 18px 11px;column-gap:12px}.brand-title{font-size:22px}.brand-title>span{font-size:20px}.brand-mark{width:29px;height:32px}.brand-subtitle{font-size:5.5px;letter-spacing:1.4px}.header-saved svg{width:16px;height:16px}.add-button{border:0;box-shadow:none;padding:3px 0;font-size:10px}.add-button>span:last-child{display:none}.add-button>span:first-child{font-size:23px}.library-layout{padding:0 17px}.welcome-row{align-items:flex-start;gap:6px}.welcome-stamp{width:55px;height:55px;margin-top:22px;outline-offset:-4px}.welcome-stamp svg{width:22px;height:19px}.welcome-stamp span{font-size:5px}.welcome-stamp span:last-child{font-size:4px;letter-spacing:.8px}h1{font-size:30px;letter-spacing:.2px}.welcome-row .tiny-label{font-size:6.5px;letter-spacing:1.2px;gap:8px}.label-line{width:20px}.view-description{font-size:13px;max-width:280px}.featured-card>.card-open{padding:24px 21px 22px;min-height:0;display:block}.featured-visual{display:none}.featured-card .card-title{font-size:25px;max-width:280px;margin:10px 0 12px}.featured-card .card-description{line-height:1.9;margin-bottom:14px}.featured-card .card-type{font-size:8px;letter-spacing:1px}.collection-toolbar{align-items:flex-start;flex-wrap:wrap;gap:13px;margin-bottom:15px}.collection-title-group{gap:7px}.collection-toolbar h2{font-size:22px}.result-count{font-size:8px}.format-filters{margin-left:auto}.format-filters button{padding:5px 9px;font-size:9px}.cork-board{padding:31px 24px 28px;min-height:270px}.content-grid{grid-template-columns:1fr;gap:29px}.library-card .card-open{min-height:210px;padding:27px 24px 20px}.library-card .card-description{font-size:14px;-webkit-line-clamp:3}.card-title{font-size:27px}.card-type{font-size:9px}.card-meta{font-size:12px}.library-card .pin{width:12px;height:12px}.bottom-note{font-size:9px;padding-inline:3px;gap:8px}.site-footer{font-size:8px;gap:8px}.footer-tools button,.import-label{font-size:9px}.reader-dialog{width:calc(100vw - 18px);max-height:calc(100dvh - 18px)}.reader-shell{padding:0 17px 19px}.reader-toolbar .tiny-label{display:none}.reader-actions{gap:10px}.text-button{font-size:9px}.reader-content{padding:24px 0}.reader-content h1,.reader-title{font-size:29px}.reader-description{font-size:15px;padding-left:12px}.reader-meta{font-size:12px;gap:10px}.article-body{font-size:17px;line-height:1.85}.article-body h2{font-size:25px}.article-body h3{font-size:22px}.reader-sources{font-size:14px}.reader-pagination .outline-button{font-size:13px;padding:10px 14px}.add-dialog{width:calc(100vw - 22px);padding:23px 21px}.add-dialog h2{font-size:24px}.form-intro{font-size:10px}.form-row{gap:12px}.form-field{font-size:11px}.form-field input,.form-field select,.form-field textarea{font-size:12px}.form-bottom{align-items:flex-end}.ink-button{font-size:11px;padding:10px 13px;background:var(--surface);color:var(--ink);border:1px solid var(--line-strong);box-shadow:0 2px 0 #0000000d}.video-coming{padding:26px 20px}.video-coming h2{font-size:25px}}
.featured-card{display:grid;grid-template-columns:minmax(0,1fr) 215px;align-items:center}.featured-card>.card-open{display:block;padding-right:15px;min-height:214px}.featured-card .card-type{margin-bottom:11px}.featured-card .card-meta{gap:20px}.featured-card .featured-visual{width:200px;min-width:0;height:175px;min-height:0;pointer-events:none}.visual-caption{position:absolute;top:13px;left:10px;font:italic 12px var(--serif);color:#949494;transform:rotate(-6deg)}.drawn-book{position:absolute;bottom:31px;display:flex;align-items:center;justify-content:center;border:1.2px solid #727272;border-radius:3px 5px 3px 3px;box-shadow:3px 4px 0 #65656518;font:22px var(--hand);writing-mode:vertical-rl;letter-spacing:8px;padding-top:8px}.drawn-book:before{content:"";position:absolute;left:5px;top:0;bottom:0;width:1px;background:#72727244}.drawn-book:after{content:"";position:absolute;bottom:8px;left:10px;right:5px;height:4px;border-top:1px solid #72727255;border-bottom:1px solid #72727255}.book-one{left:30px;width:45px;height:103px;transform:rotate(-10deg);background:#f6f1da}.book-two{left:77px;width:44px;height:117px;transform:rotate(1deg);background:#d3d3d3}.book-three{left:124px;width:42px;height:95px;transform:rotate(8deg);background:#eed5c4;font-size:18px;letter-spacing:5px}.visual-star{position:absolute;top:35px;right:20px;color:#a7a7a7;font-size:28px;transform:rotate(13deg)}.category-number{font:italic 11px var(--serif);width:18px;color:#989898}.card-meta>span:last-child{margin-left:auto;white-space:nowrap}.featured-card .card-meta>span:last-child{margin-left:0}.video-error{color:#9b694a;font-size:12px;line-height:1.8}.custom-actions{border-top:1px dashed var(--line);padding-top:15px;margin-top:25px}.custom-actions .text-button{color:#a16956}
@media(max-width:1120px){.featured-card{grid-template-columns:minmax(0,1fr) 165px}.featured-card .featured-visual{width:155px;transform:scale(.9);transform-origin:center}.book-one{left:9px}.book-two{left:56px}.book-three{left:103px}.visual-star{right:0}.featured-card>.card-open{padding-right:7px;min-height:215px}}
@media(max-width:780px){.featured-card{grid-template-columns:minmax(0,1fr) 155px}.featured-card .featured-visual{width:145px;transform:scale(.85)}.featured-card>.card-open{padding-right:6px;min-height:210px}}
@media(max-width:480px){.featured-card{display:block}.featured-card>.card-open{padding:24px 21px 22px;min-height:0}.featured-card .featured-visual{display:none}.featured-card .card-meta{gap:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;animation-iteration-count:1!important}.library-card:hover{transform:none}}

/* Reading controls stay legible and tappable at every viewport. */
.reader-toolbar .tiny-label{color:#696969;font-size:10px}.reader-actions .text-button{font-size:13px;min-height:44px;color:#565656}.reader-actions .close-button{width:44px;height:44px;font-size:25px}.reader-pagination .outline-button{min-height:44px}.reader-content a:focus-visible{outline-offset:3px}
@media(max-width:480px){.reader-toolbar{justify-content:flex-end;padding:8px 0}.reader-actions{gap:14px;width:100%;justify-content:flex-end}.reader-actions .text-button{font-size:12px}.reader-shell{padding:0 21px 22px}.reader-content{padding:28px 0}.reader-pagination{gap:10px}}

/* Employee library: two content types, then topic filters. */
.brand-subtitle{font-size:9px;letter-spacing:1.7px;color:#6e6e6e}
.team-label{font-size:12px;letter-spacing:.5px;color:#6e6e6e;white-space:nowrap}
.header-tools{gap:28px}.search-box{min-width:300px}.search-box input{font-size:13px}.search-box input::placeholder{color:#7d7d7d}
.sidebar{padding-top:34px}.sidebar-heading{margin-bottom:19px}
#category-nav button{font-size:14px;padding:14px 11px;min-height:50px;gap:8px}
#category-nav button .category-count,#category-nav button .count,#category-nav button>span:last-child:not(:first-child){font-size:12px;color:#797979}
.librarian-note{min-height:0;padding:24px 15px 15px}.librarian-note .note-caption{font-size:11px;color:#6f6f6f;margin-bottom:16px}.librarian-note p{font-size:19px;line-height:1.65;margin-bottom:16px}.librarian-note p:last-child{margin-bottom:0}
.shelf-counts{gap:16px;padding-top:12px}.shelf-counts div:last-child{grid-column:auto;flex-direction:column;gap:5px}.shelf-counts div:last-child strong{font-size:22px}.shelf-counts span{font-size:11px;color:#787878}.sidebar-bottom{font-size:10px;line-height:1.7;white-space:normal;color:#7e7e7e;align-items:flex-start}.sidebar-bottom .open-dot{margin-top:6px;flex-shrink:0}
.content-type-tabs{display:none}.welcome-row{margin-bottom:30px}.welcome-row .tiny-label{font-size:9px;letter-spacing:1.6px}.welcome-row h1{font-size:38px;letter-spacing:1px;margin-bottom:15px}.view-description{max-width:680px;font-size:14px;line-height:1.8;color:#686868}
.collection-toolbar{align-items:flex-start;flex-direction:column;gap:17px;margin-bottom:20px}.collection-title-group{width:100%;justify-content:space-between}.collection-toolbar h2{font-size:22px}.result-count{font-size:12px;color:#707070;margin-left:auto;white-space:nowrap}
.topic-filters{margin-left:0;display:flex;flex-wrap:wrap;gap:7px;padding:0;background:none;border:0;border-radius:0}.topic-filters button{font-size:12px;padding:8px 12px;min-height:34px;background:var(--surface);border:1px solid #dedede;border-radius:4px;color:#737373}.topic-filters button.active,.topic-filters button[aria-pressed=true]{border-color:var(--line-strong);background:var(--surface-selected);color:var(--ink);box-shadow:none}.topic-filters button:hover{background:var(--surface-hover)}
.card-type{font-size:10px;letter-spacing:.7px;color:#696969;text-transform:none}.card-meta{width:100%;font-size:12px;line-height:1.7}.library-card .card-open{min-height:253px}.library-card .card-title{margin-bottom:13px}.library-card .card-description{-webkit-line-clamp:3}
.video-cover-wrap{position:relative;display:block;width:100%;aspect-ratio:16/9;background:#e3e3e3;overflow:hidden;margin:0 0 18px;border:1px solid #84848430;border-radius:2px}.video-cover{display:block;width:100%;height:100%;object-fit:cover}.video-duration{position:absolute;right:7px;bottom:7px;padding:3px 6px;border-radius:2px;font:11px/1.4 var(--body);color:var(--surface);background:#2f2f2fd9;letter-spacing:.2px}.video-play-mark{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:42px;height:42px;border-radius:50%;display:grid;place-items:center;color:#fff;background:#3f3f3fcf;border:1px solid #ffffffa3;font-size:19px;box-shadow:0 2px 6px #2f2f2f22;padding-left:2px}.library-card:has(.video-cover-wrap) .card-open{padding:21px 17px 17px;min-height:0}.library-card:has(.video-cover-wrap) .card-title{font-size:23px;line-height:1.4}.library-card:has(.video-cover-wrap) .card-description{-webkit-line-clamp:2;margin-bottom:16px}
.video-summary{font-size:16px;line-height:1.85;color:#4d4d4d;margin:22px 0 28px}.video-summary p{margin:0 0 14px}.video-summary ul{padding-left:21px}.video-summary li{margin:7px 0}.video-chapters{margin:24px 0 32px;padding:18px 20px;background:#f3f3f3;border:1px solid #dfdfdf;border-radius:3px}.video-chapters h2,.video-chapters h3{font:22px/1.4 var(--hand);margin:0 0 12px}.video-chapters button{display:flex;gap:12px;align-items:baseline;text-align:left;min-height:44px;width:100%;padding:10px 0;color:#525252;font-size:14px;line-height:1.6;border-top:1px solid #dedede}.video-chapters button:first-of-type{border-top:0}.video-chapters button:hover{text-decoration:underline;text-underline-offset:3px}.video-chapters button time,.video-chapters .chapter-time{font:12px/1.5 ui-monospace,SFMono-Regular,monospace;flex-shrink:0;color:#787878}
.related-content{border-top:1px solid #dddddd;margin-top:36px;padding-top:26px}.related-content h2,.related-content h3{font:23px/1.4 var(--hand);margin:0 0 15px}.related-content>button{display:flex;flex-direction:column;align-items:flex-start;gap:7px;width:100%;min-height:70px;text-align:left;border:1px solid #dbdbdb;background:#f2f2f2;border-radius:3px;padding:17px 19px;margin-bottom:12px;font-size:16px;line-height:1.6;color:#444444}.related-content>button:hover{background:#ebebeb}.related-content .related-label{font-size:11px;color:#757575;letter-spacing:.7px}.related-content .related-title{font-size:16px;font-weight:500}.reader-meta .author-label,.reader-meta .content-owner{color:#606060}.site-footer{color:#737373;font-size:11px;margin-top:27px;padding-top:22px}
@media(max-width:1120px){.header-tools{gap:20px}.search-box{min-width:240px;max-width:300px}.team-label{font-size:11px}#category-nav button{font-size:13px;padding-inline:9px}.sidebar-bottom{font-size:9px}.librarian-note{padding-inline:13px}.librarian-note p{font-size:18px}}
@media(max-width:780px){.header-inner{padding:19px 22px 15px;gap:16px}.brand{flex:1}.brand-subtitle{font-size:8px}.header-tools{display:contents}.team-label{font-size:11px;padding:4px 0}.search-box{order:5;flex-basis:100%;min-width:0;max-width:none;border-bottom:0;padding:7px 0 1px}.search-box input{font-size:13px}.sidebar{display:none!important}.library-main{padding-top:23px}.content-type-tabs{display:grid;grid-template-columns:1fr 1fr;gap:5px;padding:4px;border:1px solid #dcdcdc;background:var(--surface-soft);border-radius:5px;margin:0 0 28px}.content-type-tabs button{min-height:46px;padding:10px 12px;font-size:15px;border-radius:3px;color:#727272}.content-type-tabs button.active,.content-type-tabs button[aria-pressed=true]{background:var(--surface-selected);color:var(--ink);box-shadow:0 1px 3px #53535319;font-weight:600}.welcome-row{margin-bottom:25px}.welcome-row h1{font-size:32px;margin-bottom:13px}.view-description{font-size:14px;max-width:600px}.collection-toolbar{gap:15px;margin-bottom:20px}.topic-filters{margin-left:0}.topic-filters button{font-size:12px;min-height:35px;padding:7px 11px}.result-count{font-size:11px}.library-card .card-open{min-height:240px}.site-footer{font-size:10px}.video-summary{font-size:16px}.related-content>button{font-size:15px;padding:15px 16px}}
@media(max-width:480px){.header-inner{padding:17px 18px 13px;gap:14px}.brand-title{font-size:24px}.brand-title>span{font-size:22px}.brand-mark{width:33px;height:36px}.brand-subtitle{font-size:7px;letter-spacing:1.4px}.team-label{font-size:10px;max-width:60px;line-height:1.6;text-align:right;white-space:normal}.content-type-tabs{margin-bottom:26px}.content-type-tabs button{font-size:14px}.welcome-row .tiny-label{font-size:8px;letter-spacing:1.3px}.welcome-row h1{font-size:31px}.view-description{font-size:14px;max-width:none}.collection-toolbar h2{font-size:21px}.collection-title-group{gap:10px}.topic-filters{gap:6px}.topic-filters button{font-size:12px;padding:7px 10px}.cork-board{padding:30px 19px 26px}.library-card .card-open{min-height:225px;padding:27px 22px 21px}.library-card .card-title{font-size:26px}.card-type{font-size:10px}.card-meta{font-size:12px;gap:6px}.video-cover-wrap{margin-bottom:16px}.library-card:has(.video-cover-wrap) .card-open{padding:21px 16px 18px}.library-card:has(.video-cover-wrap) .card-title{font-size:25px}.video-summary{font-size:16px;line-height:1.85}.video-chapters{padding:16px;margin:21px 0 27px}.video-chapters button{font-size:14px;gap:10px}.related-content{margin-top:31px}.related-content>button{font-size:15px;padding:14px 15px}.site-footer{font-size:10px;padding-bottom:25px}}

/* Keep video navigation compact and the chosen scene in view. */
.video-chapters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:24px;padding:12px 20px}.video-chapters button:nth-of-type(2){border-top:0}.video-chapters button>span{font:12px/1.5 ui-monospace,SFMono-Regular,monospace;flex-shrink:0;color:#686868}.video-player{scroll-margin-top:90px}
@media(max-width:480px){.video-chapters{padding:8px 12px;column-gap:12px}.video-chapters button{font-size:12px;gap:7px}.video-chapters button>span{font-size:11px}}

@media(max-width:480px){.team-label{max-width:none;white-space:nowrap}}

/* Quieter library copy and fewer repeated labels. */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.sidebar{padding-top:38px}.librarian-note{margin-top:8px;padding:24px 16px 20px}.librarian-note p{font-size:22px;line-height:1.8}
.welcome-row{margin-bottom:25px}.welcome-row h1{margin-bottom:0}.collection-toolbar{gap:0}.library-main{padding-bottom:48px}
.reader-sources summary{cursor:pointer;font-size:13px;color:#6d6d6d;min-height:44px;display:list-item;align-content:center}.reader-sources[open] summary{margin-bottom:10px}.reader-sources .authorship-note{font-size:12px;color:#6d6d6d;margin:0 0 12px}.reader-sources ul{margin-top:0}
.related-content>button{flex-direction:row;align-items:center;justify-content:space-between;min-height:58px;padding:13px 17px}.related-content>button strong{font-weight:500}.card-meta{align-items:center}
@media(max-width:780px){.content-type-tabs{margin-bottom:26px}.welcome-row{margin-bottom:21px}.library-main{padding-top:20px}}

/* Application pages: a quiet shelf, a roomy screen, and just enough controls. */
.brand{text-decoration:none}.header-tools{gap:22px}.header-upload{white-space:nowrap;text-decoration:none;font-size:13px;min-height:44px;display:flex;align-items:center}.header-upload:hover{text-decoration:underline}.member-menu{position:relative;flex-shrink:0}.member-menu summary{list-style:none;display:flex;align-items:center;gap:8px;cursor:pointer;min-height:44px;font-size:13px}.member-menu summary::-webkit-details-marker{display:none}.member-avatar{width:29px;height:29px;background:#e8e8e8;border:1px solid #d7d7d7;border-radius:50%;display:grid;place-items:center;font-family:var(--hand);font-size:17px}.member-name{max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.member-dropdown{position:absolute;top:calc(100% + 8px);right:0;z-index:30;background:var(--surface);border:1px solid #d9d9d9;box-shadow:0 7px 25px #39393920;border-radius:5px;padding:7px;min-width:145px}.member-dropdown a,.member-dropdown button{display:block;width:100%;padding:10px 13px;min-height:40px;text-align:left;text-decoration:none;font-size:13px;border-radius:3px}.member-dropdown a:hover,.member-dropdown button:hover{background:var(--surface-hover)}.page-loading{padding:100px 20px;text-align:center;color:#7e7e7e;font:21px/1.7 var(--hand)}#main:focus{outline:0}.library-layout{min-height:calc(100vh - 90px)}.library-main{width:100%}.sidebar-nav{display:flex;flex-direction:column;gap:7px}.sidebar-nav a{padding:14px 12px;display:block;border-radius:3px;text-decoration:none;font-size:14px;min-height:48px}.sidebar-nav a.active{background:var(--surface-selected);border-left:2px solid #6e6e6e;font-weight:600}.sidebar-nav a:hover{background:var(--surface-hover)}.content-type-tabs a{text-decoration:none;display:grid;place-items:center;min-height:46px;font-size:14px;border-radius:3px}.content-type-tabs a.active{background:var(--surface-selected);color:var(--ink);font-weight:600}.content-grid.video-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.card-open{text-decoration:none;color:inherit}.library-card .card-open{min-height:240px}.card-meta{width:100%}.card-meta>span:last-child{margin-left:auto}.card-agent{font-size:10px;border:1px solid #8282823b;border-radius:3px;padding:1px 4px;margin-left:4px}.video-placeholder{width:100%;aspect-ratio:16/9;display:grid;place-items:center;background:linear-gradient(135deg,#e6e6e6,#d4d4d4);color:#757575;font:22px var(--hand);margin-bottom:18px}.video-placeholder .video-play-mark{position:static;transform:none}.more-row{text-align:center;padding:22px}.library-empty{padding:55px 22px;text-align:center}.library-empty h2{font:29px/1.4 var(--hand);margin:0 0 12px}.library-empty p{color:#707070;line-height:1.8;margin:0 0 23px}.empty-otter{width:115px;height:115px;object-fit:contain;margin-bottom:16px}.form-error{color:#99553f;font-size:13px;line-height:1.7;margin:12px 0 0;white-space:pre-wrap}.form-success{color:#616161;font-size:13px;line-height:1.7}.page-frame{max-width:1120px;margin:0 auto;padding:28px 36px 70px}.page-topline{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:23px}.back-link{font-size:13px;line-height:1.8;text-decoration:none;color:#707070}.back-link:hover{text-decoration:underline}.page-actions{display:flex;gap:20px;align-items:center}.page-actions button{font-size:13px;min-height:44px;padding:4px 0;color:#616161}.page-actions button:hover{text-decoration:underline}.reading-paper{background:var(--surface);border:1px solid var(--line);border-radius:4px;box-shadow:0 4px 20px #40404012;padding:38px 50px 42px}.reading-paper h1{font-size:36px;line-height:1.45;letter-spacing:.3px;margin:0 0 16px;overflow-wrap:anywhere}.reading-kicker{font-size:12px;color:#777777;margin:0 0 14px}.reading-meta{display:flex;gap:9px 20px;align-items:center;flex-wrap:wrap;font-size:12px;color:#717171;line-height:1.8;margin-bottom:27px}.reading-meta .agent-byline{color:#6f6f6f}.reading-body{font-size:18px;line-height:1.85;color:#343434;overflow-wrap:anywhere;max-width:720px;margin:0 auto}.reading-body p{margin:0 0 1.3em}.reading-body h1,.reading-body h2,.reading-body h3{font:28px/1.5 var(--hand);margin:1.5em 0 .6em}.reading-body h3{font-size:23px}.reading-body ul,.reading-body ol{padding-left:1.45em;margin:0 0 1.3em}.reading-body li{margin:.45em 0}.reading-body a{text-decoration:underline;text-underline-offset:3px;color:#626262}.reading-body blockquote{margin:1.3em 0;padding:3px 18px;border-left:3px solid #cecece;color:#717171}.reading-body pre{overflow:auto;background:var(--surface-soft);padding:18px;border-radius:4px;font:13px/1.8 ui-monospace,SFMono-Regular,monospace}.reading-body code{font:85% ui-monospace,SFMono-Regular,monospace;background:var(--surface-hover);padding:1px 4px;border-radius:2px}.reading-body pre code{padding:0;background:none}.video-page .reading-paper{padding:0;overflow:hidden}.video-page .reading-head{padding:30px 36px 0}.standalone-player{display:block;width:100%;height:auto;aspect-ratio:16/9;max-height:70vh;object-fit:contain;background:#232323}.video-page .reading-details{padding:25px 36px 30px}.video-page .reading-body{max-width:none;font-size:16px}.video-page .reading-meta{margin-bottom:20px}.chapter-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:23px}.chapter-list button{display:flex;gap:8px;align-items:center;padding:8px 11px;background:var(--surface);border:1px solid #dfdfdf;border-radius:4px;min-height:38px;font-size:12px;line-height:1.5;text-align:left}.chapter-list button:hover{background:var(--surface-hover)}.chapter-list button span{color:#7f7f7f;font:11px ui-monospace,SFMono-Regular,monospace}.chapter-disclosure{margin:0 0 24px}.chapter-disclosure summary{font-size:13px;cursor:pointer;color:#656565;min-height:32px}.chapter-disclosure[open] summary{margin-bottom:9px}.comments-section{max-width:900px;margin:35px auto 0}.comments-section h2{font:27px/1.5 var(--hand);margin:0 0 19px}.comment-form{background:var(--surface);border:1px solid #dbdbdb;padding:16px 18px;border-radius:5px;margin-bottom:24px}.comment-form textarea{resize:vertical;width:100%;min-height:80px;max-height:400px;background:none;border:0;padding:0;font-size:15px;line-height:1.8;outline-offset:5px}.comment-form-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:10px}.comment-form-footer span{font-size:12px;color:#7e7e7e}.ink-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--surface);color:var(--ink);border:1px solid var(--line-strong);border-radius:4px;min-height:42px;padding:10px 20px;text-decoration:none;font-size:13px;line-height:1.4;cursor:pointer;box-shadow:0 2px 0 #0000000d}.ink-button:hover{background:var(--surface-hover);color:var(--ink)}.ink-button:disabled{opacity:.5}.comment{padding:18px 0;border-top:1px solid #e0e0e0}.comment-header{display:flex;gap:11px;align-items:baseline;flex-wrap:wrap;font-size:12px;color:#7d7d7d}.comment-author{font-weight:600;color:#515151}.comment-body{font-size:15px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere;margin:10px 0 0;color:#404040}.comment-delete{font-size:11px;margin-left:auto;padding:4px 0;color:#7f7f7f}.comments-empty{font-size:14px;color:#828282;padding:10px 0 20px}.join-shell{min-height:calc(100vh - 90px);display:grid;place-items:center;padding:45px 22px 80px}.join-card{position:relative;width:min(100%,430px);padding:45px 42px;background:var(--surface);border:1px solid #dedede;border-radius:4px;box-shadow:3px 6px 20px #48484816;text-align:center}.join-card .tape{width:90px;height:25px}.join-card h1{font:36px/1.5 var(--hand);margin-bottom:10px}.join-card p{line-height:1.85;color:#787878;font-size:14px;margin:0 0 27px}.join-card label{text-align:left}.join-card .ink-button{width:100%;margin-top:8px}.join-card .form-error{margin-top:15px}.input-label{display:flex;flex-direction:column;gap:9px;font-size:13px;color:#616161;margin-bottom:22px}.input-label input,.input-label textarea,.input-label select{width:100%;border:1px solid #d7d7d7;border-radius:4px;background:var(--surface);padding:12px 13px;min-height:46px;color:#3c3c3c;font-size:14px;line-height:1.6}.input-label textarea{resize:vertical;min-height:160px}.input-label small{font-size:12px;color:#858585;line-height:1.7}.form-panel{max-width:760px;margin:0 auto;background:var(--surface);border:1px solid #dedede;border-radius:4px;padding:36px 42px;box-shadow:0 4px 16px #0000000a}.form-panel h1{font-size:34px;margin-bottom:25px}.upload-types{display:flex;gap:9px;margin-bottom:27px}.upload-types button{border:1px solid #d9d9d9;border-radius:4px;min-height:42px;padding:9px 23px;color:#727272;background:var(--surface)}.upload-types button.active{background:var(--surface-selected);border-color:var(--line-strong);color:var(--ink)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.file-field{position:relative;padding:25px 20px;border:1px dashed #b6b6b6;background:#f4f4f4;text-align:center;border-radius:4px;cursor:pointer;display:block;margin-bottom:22px}.file-field input{width:100%;margin-top:12px;font-size:12px}.file-field>strong{display:block;font:24px/1.5 var(--hand);font-weight:400}.file-field>small{display:block;color:#848484;font-size:12px;line-height:1.7;margin-top:5px}.upload-progress{width:100%;height:6px;accent-color:#4b4b4b;margin:20px 0 9px}.upload-status{font-size:13px;color:#737373;line-height:1.7;margin:0 0 16px}.form-footer{display:flex;align-items:center;justify-content:flex-end;gap:16px;border-top:1px solid #e5e5e5;padding-top:23px;margin-top:10px}.optional-fields{margin:4px 0 24px}.optional-fields summary{color:#737373;font-size:13px;cursor:pointer;min-height:36px}.optional-fields[open] summary{margin-bottom:13px}.optional-fields textarea{min-height:90px}.account-page{max-width:850px}.account-page>h1{font-size:35px;margin:12px 0 28px}.account-section{background:var(--surface);border:1px solid #dddddd;border-radius:4px;padding:28px 30px;margin-bottom:26px}.account-section h2{font:26px/1.4 var(--hand);margin:0 0 10px}.account-section>p{font-size:13px;color:#7c7c7c;line-height:1.8;margin:0 0 22px}.account-section .input-label{margin-bottom:16px}.inline-form{display:flex;gap:12px;align-items:flex-end}.inline-form .input-label{flex:1;margin:0}.inline-form .ink-button{min-height:46px;flex-shrink:0}.scope-options{display:flex;gap:20px;flex-wrap:wrap;margin:18px 0;font-size:13px;color:#6d6d6d}.scope-options label{display:flex;align-items:center;gap:7px}.scope-options input{accent-color:#424242}.account-list{margin-top:23px}.account-row{display:flex;align-items:center;gap:15px;border-top:1px solid #e4e4e4;padding:15px 0}.account-row>div{flex:1;min-width:0}.account-row strong{font-size:14px;font-weight:500;overflow-wrap:anywhere}.account-row p{font-size:12px;color:#7f7f7f;line-height:1.7;margin:5px 0 0}.account-row button{font-size:12px;color:#686868;padding:9px 0;min-height:40px;flex-shrink:0}.secret-result{background:#f0f0f0;border:1px solid #d2d2d2;border-radius:4px;padding:18px;margin:20px 0}.secret-result p{font-size:13px;line-height:1.7;margin:0 0 12px;color:#656565}.secret-result textarea{width:100%;min-height:77px;background:var(--surface);border:1px solid #d0d0d0;border-radius:3px;padding:10px;font:12px/1.6 ui-monospace,SFMono-Regular,monospace;color:#484848;resize:vertical;overflow-wrap:anywhere}.secret-result button{font-size:13px;min-height:40px;padding:8px 0;color:#5e5e5e}.api-hint{font:12px/1.8 ui-monospace,SFMono-Regular,monospace;background:#f1f1f1;border-radius:4px;padding:15px 17px;white-space:pre-wrap;overflow-wrap:anywhere;color:#6d6d6d}.source-details{margin-top:30px;border-top:1px solid #e4e4e4;padding-top:12px;font-size:13px;line-height:1.8;color:#787878}.source-details summary{cursor:pointer;min-height:36px}.source-details a{overflow-wrap:anywhere}.player-error{padding:14px 20px;background:#f6e5dc;color:#985d45;font-size:13px;line-height:1.7}.preview-hint{font-size:12px;color:#828282;margin-top:9px}.page-error{max-width:600px;margin:75px auto;padding:30px;text-align:center}.page-error h1{font-size:33px;margin-bottom:15px}.page-error p{color:#7c7c7c;line-height:1.8;margin-bottom:25px}.clipboard-fallback{font:12px/1.8 ui-monospace,monospace;width:100%;padding:12px;border:1px solid #d1d1d1;background:var(--surface);margin-top:12px;border-radius:3px}.button-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.hidden-state{display:none!important}
@media(min-width:1450px){.content-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.content-grid.video-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:1120px){.header-tools{gap:17px}.search-box{min-width:190px;max-width:240px}.content-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-layout{grid-template-columns:159px minmax(0,1fr);gap:28px}}
@media(max-width:780px){.header-inner{gap:12px;min-height:78px}.header-tools{display:contents}.member-name{max-width:65px}.header-upload{font-size:12px}.member-menu summary{font-size:12px;gap:6px}.member-avatar{width:27px;height:27px;font-size:16px}.library-layout{display:block}.sidebar{display:none!important}.content-type-tabs{display:grid}.page-frame{padding:20px 22px 50px}.page-topline{margin-bottom:17px}.reading-paper{padding:29px 27px}.reading-paper h1{font-size:31px}.reading-body{font-size:17px}.video-page .reading-head{padding:25px 26px 0}.video-page .reading-details{padding:22px 26px 25px}.form-panel{padding:28px 27px}.account-section{padding:25px}.comments-section{margin-top:28px}.comments-section h2{font-size:25px}.join-shell{min-height:calc(100vh - 78px)}}
@media(max-width:480px){.header-inner{padding:16px 17px 12px}.brand-title{font-size:23px}.brand-title>span{font-size:21px}.brand-mark{width:30px;height:32px}.brand-subtitle{font-size:7px}.brand{gap:8px}.header-upload{font-size:12px}.member-name{display:none}.member-menu summary{min-width:32px}.search-box{order:5;flex-basis:100%;min-width:0;max-width:none;padding:5px 0 1px}.library-layout{padding:0 17px}.content-grid,.content-grid.video-grid{grid-template-columns:1fr}.page-frame{padding:17px 15px 40px}.reading-paper{padding:25px 22px}.reading-paper h1{font-size:29px;line-height:1.5}.reading-meta{font-size:11px;gap:6px 13px;margin-bottom:23px}.reading-body{font-size:17px;line-height:1.85}.reading-body h2{font-size:25px}.reading-body h3{font-size:22px}.page-actions{gap:15px}.page-actions button{font-size:12px}.back-link{font-size:12px}.video-page .reading-head{padding:23px 21px 0}.video-page .reading-details{padding:20px 21px 24px}.video-page .reading-paper h1{font-size:27px}.video-page .reading-body{font-size:16px}.chapter-list{gap:6px}.chapter-list button{font-size:11px;padding:8px;min-height:37px;background:var(--surface)}.chapter-list button span{font-size:10px}.comments-section{padding:0 5px}.comment-form{padding:15px}.comment-form textarea{font-size:14px}.comment-form-footer span{font-size:11px}.comment-form-footer .ink-button{min-height:39px;padding:8px 15px;font-size:12px}.comment-body{font-size:14px}.comment-header{font-size:11px}.join-card{padding:36px 27px}.join-card h1{font-size:33px}.form-panel{padding:25px 22px}.form-panel h1{font-size:30px}.form-row{grid-template-columns:1fr;gap:0}.file-field{padding:21px 15px}.input-label{font-size:12px}.account-page>h1{font-size:30px}.account-section{padding:23px 21px}.inline-form{flex-direction:column;align-items:stretch;gap:13px}.scope-options{gap:16px}.account-row{gap:10px}.account-row strong{font-size:13px}.account-row p{font-size:11px}.secret-result{padding:14px}.secret-result textarea{font-size:11px}.reading-kicker{font-size:11px}.card-meta{gap:7px}.form-footer{padding-top:19px}.upload-types button{flex:1;background:var(--surface)}.video-placeholder{margin-bottom:14px}.content-type-tabs a{font-size:14px}.member-dropdown{right:0}}
.otter-stamp{display:block;width:86px;height:86px;margin:13px auto 0;background:#b54b3b;mask:url('/api/branding/otter') center/contain no-repeat;-webkit-mask:url('/api/branding/otter') center/contain no-repeat;transform:rotate(-8deg);opacity:.68}.gate-note{font-size:12px!important;margin:0!important}.library-card .card-open:focus-visible{outline-offset:5px}.comment-form button:disabled,.form-footer button:disabled{cursor:progress}.member-menu[open] summary{color:#5d5d5d}
.recovery-option{margin:18px 0 0}.recovery-option .input-label{margin:8px 0 0}

/* Neutral white controls frame the original colorful paper-and-pin collection. */
.brand-copy{display:block}.brand-title{font:27px/1.15 var(--serif);letter-spacing:-.6px}
.ink-button{background:var(--surface);border-color:var(--line-strong);color:var(--ink);box-shadow:0 2px 0 #0000000d;border:1px solid var(--line-strong)}
.ink-button:hover{background:var(--surface-hover);border-color:var(--line-strong);color:var(--ink)}
h1,.card-meta>span{overflow-wrap:anywhere}.card-meta>span{min-width:0}
.comment-form-footer>span{min-width:0;overflow-wrap:anywhere}.comment-form-footer .ink-button{flex-shrink:0}
input[type=file]::file-selector-button{font:inherit;color:#303030;background:var(--surface);border:1px solid var(--line-strong);border-radius:3px;padding:7px 10px;margin-right:10px;cursor:pointer}
@media(max-width:480px){.brand-title{font-size:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}

/* Tato is an optional, separately hosted brand asset. */
.brand-mark{position:relative;display:block;width:48px;height:48px;transform:none;flex-shrink:0}.brand-fallback,.brand-artwork{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}.brand-fallback{transform:rotate(-5deg)}.brand-artwork{visibility:hidden}.brand-mark.has-artwork .brand-artwork{visibility:visible}.brand-mark.has-artwork .brand-fallback{visibility:hidden}
@media(max-width:480px){.brand-mark{width:38px;height:38px}}

/* The video stays in front; its full source material is one quiet fold away. */
.context-disclosure{margin-top:27px;border-top:1px solid var(--line);padding-top:17px;color:#4c4c4c}
.context-disclosure summary{cursor:pointer;font-size:14px;line-height:1.7;padding:4px 0;min-height:36px}
.context-hint{font-size:12px;line-height:1.8;color:#7b7b7b;margin:8px 0 13px}
.context-list{list-style:none;margin:0 0 18px;padding:0}
.context-list li{display:flex;align-items:baseline;justify-content:space-between;gap:18px;padding:13px 0;border-bottom:1px solid var(--line)}
.context-title{font-size:14px;line-height:1.7;text-decoration:none;overflow-wrap:anywhere}
.context-title:hover{text-decoration:underline;text-underline-offset:4px}
.context-download{font-size:12px;color:#7a7a7a;white-space:nowrap;text-underline-offset:4px}
.related-videos{display:flex;flex-direction:column;gap:10px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;margin:0 0 25px;font-size:13px;line-height:1.8}
.related-videos a{overflow-wrap:anywhere;text-decoration:none}.related-videos a:hover{text-decoration:underline}
.context-upload{margin:3px 0 27px;border-top:1px solid var(--line);padding-top:22px}
.context-upload .input-label{margin-bottom:8px}.context-upload .context-hint{margin-top:0}
.context-files-list{list-style:none;padding:0;margin:12px 0;font-size:12px;line-height:1.9}
.context-files-list li{display:flex;justify-content:space-between;gap:12px;overflow-wrap:anywhere;padding:5px 0;border-bottom:1px solid var(--line)}
.context-files-list span{color:#858585;white-space:nowrap}.document-import{background:var(--surface-soft)}
.page-actions{flex-wrap:wrap;justify-content:flex-end}.page-actions>a{font-size:13px;text-decoration:none;color:#6f6f6f;padding:6px 0}.page-actions>a:hover{color:#242424}
@media(max-width:480px){.page-topline{align-items:flex-start;gap:12px}.page-actions{gap:5px 12px}.page-actions>a{font-size:12px}.context-list li{gap:12px}.context-title{font-size:13px}.context-download{font-size:11px}.context-disclosure{margin-top:23px}.context-files-list li{display:block}.context-files-list span{margin-left:8px}}
/* Full research stays readable without pushing the page past the viewport. */
.reading-body{min-width:0;overflow-wrap:anywhere}.reading-body [id]{scroll-margin-top:25px}
.reading-body table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;font-size:.88em;line-height:1.7;margin:22px 0;overscroll-behavior-x:contain}
.reading-body th,.reading-body td{padding:10px 13px;border:1px solid var(--line);text-align:left;min-width:120px;vertical-align:top;white-space:normal}
.reading-body th{background:var(--surface-hover);font-weight:600}.reading-body tbody tr:nth-child(even){background:#fafafa}
.reading-body pre{max-width:100%;overflow-x:auto;background:var(--surface-soft);border:1px solid var(--line);border-radius:4px;padding:15px 18px;white-space:pre;overscroll-behavior-x:contain}
.reading-body code{font: .82em/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--surface-hover);padding:2px 4px;border-radius:3px;overflow-wrap:anywhere}
.reading-body pre code{background:none;padding:0;overflow-wrap:normal;white-space:pre}
@media(max-width:480px){.reading-body th,.reading-body td{padding:8px 10px;min-width:105px}.reading-body pre{padding:12px 14px}}

/* Agent setup stays inside the reader's quiet account corner. */
#agent-connection,#invites{scroll-margin-top:25px}
.mcp-connection{margin:22px 0;border-top:1px solid var(--line);padding-top:17px}
.mcp-endpoint{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0}
.mcp-endpoint code{font:12px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;overflow-wrap:anywhere;min-width:0;color:#555}
.mcp-connection .text-button{font-size:12px;min-height:40px;white-space:nowrap;padding:8px 0;color:#555}
.mcp-details{margin-top:7px;font-size:13px;line-height:1.8}.mcp-details summary{cursor:pointer;min-height:36px;padding:6px 0;color:#626262}.mcp-details>p{color:#737373;margin:8px 0 15px}
.mcp-details p code{font:12px ui-monospace,SFMono-Regular,Consolas,monospace;color:#454545}
.mcp-client-options{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.mcp-client-options button{font-size:12px;min-height:36px;border:1px solid var(--line);border-radius:4px;padding:7px 13px;color:#777;background:var(--surface)}.mcp-client-options button[aria-pressed=true]{color:var(--ink);background:var(--surface-selected);border-color:var(--line-strong)}
.mcp-config-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;color:#777;font:12px ui-monospace,SFMono-Regular,Consolas,monospace}
.mcp-config{max-width:100%;overflow-x:auto;padding:14px 16px;margin:0 0 13px;border:1px solid var(--line);border-radius:4px;background:var(--surface-soft);overscroll-behavior-x:contain}.mcp-config code{font:12px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;color:#484848;white-space:pre}.mcp-guide{font-size:12px;line-height:1.8;color:#747474;text-underline-offset:3px}
@media(max-width:480px){.mcp-endpoint{gap:10px}.mcp-endpoint code,.mcp-config code{font-size:11px}.mcp-config{padding:12px}.mcp-guide{font-size:11px}}

/* Sharing starts with a readable link; invitations stay an explicit choice. */
.share-menu{position:relative;flex-shrink:0;font:13px/1.7 var(--body);letter-spacing:0;z-index:6}
.share-menu>summary{cursor:pointer;min-height:40px;padding:8px 0;color:var(--muted);list-style:none;white-space:nowrap}
.share-menu>summary::-webkit-details-marker{display:none}.share-menu[open]>summary{color:var(--ink)}
.share-panel{position:absolute;right:0;top:calc(100% + 5px);width:min(330px,calc(100vw - 42px));padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:5px;box-shadow:0 8px 30px #00000013;text-align:left}
.share-panel>button,.share-invite-option>button{width:100%;min-height:42px;font-size:13px}
.share-panel p{font-size:12px;line-height:1.8;color:var(--muted);margin:10px 0 0}
.share-invite-option{margin:17px 0;padding-top:17px;border-top:1px solid var(--line)}
.share-source{display:block;font-size:12px;line-height:1.8;color:var(--muted);margin-top:18px;text-underline-offset:3px}
.share-panel .secret-result{margin:15px 0;padding:13px}.share-panel .secret-result p{margin-top:0;margin-bottom:10px}.share-panel .secret-result textarea{min-height:110px}.share-panel .form-error{color:#985d45}
.account-history{margin:16px 0 0}.account-history>summary{cursor:pointer;color:var(--muted);font-size:12px;padding:8px 0;min-height:36px}.account-history .account-row strong{font-size:13px;color:var(--muted)}
@media(max-width:480px){.welcome-row{align-items:center;gap:10px}.share-menu{font-size:12px}.share-panel{padding:17px}.page-actions .share-menu>summary{padding:6px 0}}

/* Video feedback stays quiet; only actual playback records a view. */
.card-engagement{display:block;font-size:11px;line-height:1.7;color:#727272;margin:0 0 12px}
.video-engagement{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:0 0 22px;padding:0 0 17px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.video-like{display:inline-flex;align-items:center;gap:7px;min-height:40px;padding:8px 13px;border:1px solid var(--line);border-radius:5px;background:var(--surface);color:var(--ink);font-size:13px;line-height:1.4;white-space:nowrap}
.video-like svg{width:17px;height:17px;stroke-width:1.6}.video-like:hover{background:var(--surface-hover)}.video-like[aria-pressed=true]{background:var(--surface-selected);border-color:var(--line-strong)}.video-like[aria-pressed=true] svg{fill:currentColor}.video-like:disabled{opacity:.55;cursor:progress}
@media(max-width:480px){.card-engagement{font-size:11px;margin-bottom:10px}.video-engagement{font-size:12px;gap:12px;margin-bottom:20px}.video-like{font-size:12px;padding:8px 11px}}

/* Feishu entry follows the same quiet paper card as invitations. */
.join-card .feishu-login-button{min-height:46px;font-weight:500}
.join-card .login-scope-note{font-size:12px;line-height:1.8;margin:22px 0 0}
.feishu-account .feishu-linked{margin-bottom:0}
.join-card .invitation-alternative{border-top:1px solid var(--line);padding-top:16px;margin-top:22px;text-align:left}
.invitation-alternative>summary{cursor:pointer;font-size:12px;line-height:1.8;color:var(--muted);min-height:32px;text-align:center}
.invitation-alternative[open]>summary{margin-bottom:16px}

/* The reading shelves stay small; full context waits behind a disclosure. */
.shelf-note{color:var(--muted);font-size:13px;line-height:1.8;margin:-14px 0 24px}
.agent-upload-option{margin:-7px 0 25px;color:var(--muted);font-size:12px;line-height:1.8}
.agent-upload-option summary{cursor:pointer;padding:8px 0;min-height:36px}
.agent-upload-option p{margin:5px 0 7px}.agent-upload-option .text-button{font-size:12px;min-height:36px;padding:6px 0;text-decoration:underline;text-underline-offset:4px}
.note-counter{font-size:12px;color:var(--muted);text-align:right;margin:-12px 0 21px;font-variant-numeric:tabular-nums}
.note-counter.over-limit{color:#985d45}
.authorship-confirmation{display:flex;align-items:flex-start;gap:10px;font-size:13px;line-height:1.8;margin:0 0 25px;cursor:pointer}
.authorship-confirmation input{accent-color:var(--ink);margin:5px 0 0;flex-shrink:0;width:16px;height:16px}
.authorship-note{font-size:12px;color:var(--muted);line-height:1.8;margin:30px 0 0;padding-top:20px;border-top:1px solid var(--line)}
.context-purpose{font-size:14px;color:var(--muted);line-height:1.8;margin:15px 0 21px}
.context-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:26px 0}
.context-actions a{text-decoration:none}.context-actions button,.context-actions a{min-height:40px;display:inline-flex;align-items:center;justify-content:center}
.context-original{border-top:1px solid var(--line);margin-top:25px;padding-top:13px}
.context-original>summary{font-size:13px;line-height:1.8;color:var(--muted);cursor:pointer;padding:8px 0;min-height:40px}
.context-original>.reading-body{padding-top:18px}
.context-page h1{overflow-wrap:anywhere}.context-page .reading-meta{overflow-wrap:anywhere}
@media(max-width:480px){.authorship-confirmation{font-size:12px}.context-actions{gap:10px}.context-actions button,.context-actions a{font-size:12px}}