*{box-sizing:border-box} :root{--ink:#213046;--muted:#5c6c80;--paper:#fafbfdf5;--accent:#145fc4;--line:#ffffff80;--glass:#f2f7ff94;--sidebar:#edf3fc72;--shadow:0 28px 80px #15265330,0 2px 8px #21345416;--pointer-x:50%;--pointer-y:50%}body{margin:0;color:var(--ink);font:14px/1.5 'Segoe UI',system-ui,sans-serif;background:#aebdd7;min-height:100vh;overflow-x:hidden}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.4}button:focus-visible,a:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:3px solid #0867d5;outline-offset:4px}button{border:0}a{color:var(--accent)}[hidden]{display:none!important}svg{width:19px;height:19px;stroke-width:1.7;flex:none}.wallpaper{position:fixed;inset:0;z-index:-2;overflow:hidden;background:radial-gradient(ellipse at 85% 10%,#fff0ce 0,transparent 50%),radial-gradient(ellipse at 7% 3%,#c4e9ff 0,transparent 45%),linear-gradient(125deg,#bddbe5 5%,#a9bde9 35%,#b7a6d9 60%,#ead2be 90%)}.ribbon{position:absolute;border-radius:50%;border:1px solid #ffffffab;box-shadow:inset 5px 9px 20px #fff9,inset -15px -16px 28px #263a7430,8px 30px 65px #3f468a33;background:linear-gradient(130deg,#ffffff40,#e4ebff06 30%,#9c97d245 60%,#ffffff85);transform:rotate(-34deg)}.r1{width:150vw;height:70vh;left:-40vw;top:40vh}.r2{width:130vw;height:50vh;left:20vw;top:46vh;transform:rotate(-45deg)}.r3{width:90vw;height:45vh;left:30vw;top:80vh;transform:rotate(-33deg)}.grain{position:absolute;inset:0;background:radial-gradient(ellipse at var(--pointer-x) var(--pointer-y),#ffffff4d,transparent 50%);transition:background .2s}.glass{background:var(--glass);backdrop-filter:blur(32px) saturate(150%);-webkit-backdrop-filter:blur(32px) saturate(150%);border:1px solid var(--line);box-shadow:var(--shadow),inset 0 1px 0 #fffd,inset 0 -1px 0 #ffffff25}.menubar{height:47px;display:flex;align-items:center;gap:24px;padding:0 26px;background:#f8fcff61;border-bottom:1px solid #ffffff5c;backdrop-filter:blur(24px);position:relative;z-index:10}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font-size:16px;letter-spacing:.07em}.brand img{width:26px;height:26px;object-fit:contain;border-radius:7px}.menutitle{font-size:12px;color:#35455d}.top-search{margin:auto;display:flex;align-items:center;gap:10px;background:#ffffff36;border:1px solid #ffffff40;padding:4px 10px;border-radius:7px;font-size:12px;color:#48576c}.top-search svg{width:14px}.top-search::after{content:attr(data-shortcut);margin-left:20px;font-size:10px;color:#6b7890}.menu-end{display:flex;align-items:center;gap:15px;font-size:11px}.icon-button{display:inline-grid;place-items:center;background:transparent;border-radius:8px;width:34px;height:34px}.icon-button:hover{background:#ffffff6b}.desktop{max-width:1420px;margin:0 auto;padding:38px 68px 118px}.desktop-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:25px}.eyebrow{font-size:9px;font-weight:750;letter-spacing:.17em;margin:0 0 8px;color:var(--muted)}h1{font-size:36px;line-height:1.14;font-weight:600;letter-spacing:-1.3px;margin:0 0 9px}.desktop-heading>div>p:last-child{color:#53617c;margin:0;font-size:13px}.daily{border-radius:17px;display:flex;gap:14px;padding:15px 20px;font-size:11px;align-items:center;box-shadow:0 8px 24px #35457012}.daily>svg{width:27px;height:27px;color:#5975a6}.daily strong{font-weight:600}.window{border-radius:20px;overflow:hidden}.library-window{min-height:585px}.titlebar{height:49px;display:flex;align-items:center;justify-content:space-between;padding:0 15px;border-bottom:1px solid #bcc8d44a;background:#ffffff2d}.window-mark{display:flex;align-items:center;gap:10px;font-size:12px}.window-mark svg{width:17px;color:#6e7c91}.titlebar-note{font-size:10px;color:#69758b}.library-layout{display:grid;grid-template-columns:190px minmax(0,1fr)}.sidebar{background:var(--sidebar);padding:23px 13px 20px;display:flex;flex-direction:column;border-right:1px solid #afc0d438}.nav-label{font-size:9px;font-weight:700;letter-spacing:.14em;color:#6c7990;padding-left:13px;margin:0 0 12px}.nav-item{width:100%;display:flex;align-items:center;gap:11px;text-align:left;padding:10px 12px;margin:3px 0;border-radius:9px;background:transparent;font-size:12px;color:#53627b}.nav-item svg{width:17px;height:17px}.nav-item.active{background:linear-gradient(120deg,#fff9,#fff4);color:#183d77;box-shadow:0 3px 9px #46659f10,inset 0 1px 0 #fff8;font-weight:650}.nav-item:hover{background:#fff5}.nav-dot{height:5px;width:5px;background:#4483d2;border-radius:50%;margin-left:auto}#saved-count{margin-left:auto;font-size:10px}.sidebar-bottom{margin-top:auto;padding:52px 13px 8px}.sidebar-bottom>img{width:42px;height:42px;object-fit:contain;margin-bottom:9px;border-radius:12px;display:block}.sidebar-bottom strong{font-size:12px}.sidebar-bottom p{font-size:11px;color:#6c7990;line-height:1.7}.sidebar-bottom a{font-size:10px;display:flex;align-items:center;gap:4px;text-decoration:none}.sidebar-bottom a svg{width:12px}.library-body{background:var(--paper);padding:27px 30px 17px;max-height:640px;overflow:auto}.library-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}h2{font-size:24px;font-weight:600;letter-spacing:-.7px;line-height:1.15;margin:0}.glass-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;padding:9px 13px;font-size:11px;background:radial-gradient(circle at var(--pointer-x) var(--pointer-y),#ffffffed,#ffffff55),linear-gradient(150deg,#d9e5f599,#bfcce94d);border:1px solid #ffffffc9;box-shadow:inset 0 1px 1px #fff,0 3px 8px #405b9514;transition:box-shadow .18s,transform .18s}.glass-button svg{width:15px;height:15px}.glass-button:hover{box-shadow:inset 0 1px 1px #fff,0 0 0 1px #b5d4ef,0 6px 16px #41659f20;transform:translateY(-1px)}.glass-button:active{transform:translateY(1px)}.topic-bar{display:flex;gap:7px;margin-bottom:19px;flex-wrap:wrap}.chip{border-radius:20px;background:transparent;border:1px solid #dae1eb;padding:5px 12px;font-size:10px;color:#65748b}.chip.active{background:#e7edf8;border-color:#cad8ed;color:#255390}.hero-story{display:grid;grid-template-columns:1.08fr 1fr;background:linear-gradient(120deg,#e9edf6,#f7f8fb);border:1px solid #dde4ee;border-radius:14px;overflow:hidden;margin-bottom:23px;min-height:205px}.hero-media{padding:13px;background:#e2e7f0;display:flex;align-items:center;justify-content:center;border:0;cursor:pointer}.hero-media img{width:100%;height:190px;object-fit:contain;border-radius:5px}.hero-copy{padding:22px;display:flex;flex-direction:column;align-items:flex-start}.tag{font-size:9px;color:#3b69a3;letter-spacing:.07em;font-weight:700;text-transform:uppercase}.hero-copy h3{font-size:22px;line-height:1.22;letter-spacing:-.55px;margin:9px 0 11px;font-weight:600}.hero-copy h3 button{background:transparent;padding:0;text-align:left;font:inherit;letter-spacing:inherit}.story-meta{font-size:10px;color:#718098;margin-bottom:15px}.hero-copy .glass-button{margin-top:auto}.stories-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.stories-heading h3{font-size:13px;margin:0;font-weight:650}.stories-heading span{font-size:10px;color:#7b889b}#story-grid{min-height:760px}.story-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.story-card{min-width:0}.story-image{border:1px solid #e0e6ef;border-radius:11px;height:116px;width:100%;padding:8px;background:#eaf0f7;display:flex;align-items:center;justify-content:center;overflow:hidden}.story-image img{width:100%;height:100%;object-fit:contain}.story-card h3{font-size:12px;line-height:1.4;font-weight:600;margin:9px 0 6px}.story-card h3 button{background:none;padding:0;text-align:left;font:inherit}.story-card .story-meta{font-size:9px;margin:0}.collection-note{font-size:10px;color:#7a879c;margin:22px 0 0}.dock{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);z-index:30;padding:9px 13px 7px;border-radius:23px;display:flex;gap:13px;background:#f4f6ff75;box-shadow:0 12px 36px #24365b2a,inset 0 1px 1px #fff}.dock-item{position:relative;padding:0 3px;background:none;display:flex;flex-direction:column;align-items:center;gap:4px;font-size:9px;color:#3c4964}.dock-icon{height:44px;width:46px;display:grid;place-items:center;border-radius:12px;color:white;border:1px solid #fff9;box-shadow:inset 0 2px 2px #ffffff8f,inset 0 -2px 4px #22396f30,0 3px 6px #26335528;transition:transform .2s}.dock-icon svg{width:25px;height:25px;filter:drop-shadow(0 1px 1px #0002)}.dock-item:hover .dock-icon{transform:translateY(-5px) scale(1.08)}.blue{background:linear-gradient(145deg,#99cfff,#3985d1)}.purple{background:linear-gradient(145deg,#c9b0ff,#8e77c8)}.amber{background:linear-gradient(145deg,#ffd990,#df9c52)}.teal{background:linear-gradient(145deg,#91dfd9,#45a4ab)}.rose{background:linear-gradient(145deg,#eab0cf,#bf779e)}.dock-divider{width:1px;background:#66758a2b;margin:6px 0 17px}.dock-item.active:after{content:'';position:absolute;bottom:-5px;width:3px;height:3px;border-radius:50%;background:#3a6587}.reader-window{position:fixed;z-index:20;top:82px;left:50%;transform:translateX(-50%);width:min(1110px,calc(100vw - 90px));height:calc(100vh - 195px);box-shadow:0 35px 100px #1e2b5760,inset 0 1px 0 #fff;animation:arrive .22s ease-out}.reader-tools{display:flex;align-items:center;gap:9px}.reader-split{height:calc(100% - 49px);display:flex;background:#fbfcfe}.article-scroll{flex:1;overflow:auto;min-width:0;overscroll-behavior:contain}#article{max-width:750px;padding:38px 50px 70px;margin:auto}#article h1{font-size:35px;line-height:1.15;letter-spacing:-1px;margin:10px 0 18px}.article-dek{font-size:17px;line-height:1.6;color:#60708a}.article-byline{font-size:11px;color:#738196;border-top:1px solid #e1e6ed;border-bottom:1px solid #e1e6ed;padding:13px 0;margin:20px 0}.article-body{font:17px/1.85 Georgia,serif;color:#2c374a}.article-body img{max-width:100%;height:auto;display:block;margin:22px auto;border-radius:7px}.article-body figure{margin:24px 0}.article-body figcaption{font:12px/1.6 'Segoe UI',sans-serif;color:#68758a}.article-body h2,.article-body h3{font-family:'Segoe UI',sans-serif;line-height:1.3;margin:32px 0 15px}.article-body p{margin:1.25em 0}.article-body iframe{max-width:100%;min-height:260px;border:0}.article-body blockquote{border-left:3px solid #8faed3;margin:25px 0;padding-left:20px}.article-body pre{white-space:pre-wrap;overflow-wrap:anywhere}.article-footer{border-top:1px solid #dce2ed;margin-top:35px;padding-top:24px}.related-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.related-list button{text-align:left}.source-links{display:flex;gap:18px;font-size:11px;margin-top:24px}.source-links a{color:#687c97}#deck-panel{width:40%;min-width:280px;border-left:1px solid #dce3ee;background:linear-gradient(150deg,#e5eaf5,#eff2f8);padding:21px;overflow:auto}.deck-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.deck-heading strong{font-size:12px}.deck-heading .eyebrow{margin-bottom:4px}#deck-card{background:#fffc;border:1px solid white;border-radius:14px;padding:24px;box-shadow:0 12px 28px #30487613;min-height:320px}#deck-card h3{font-size:21px;line-height:1.3;letter-spacing:-.4px;margin:0 0 20px}#deck-card img{width:100%;max-height:240px;object-fit:contain;border-radius:7px;margin:15px 0}#deck-card p{font:14px/1.8 Georgia,serif;white-space:pre-line}.deck-controls{display:flex;align-items:center;justify-content:space-between;margin-top:17px;font-size:11px}.deck-footnote{font-size:10px;line-height:1.6;color:#75829b;margin-top:18px}.empty{padding:45px 20px;text-align:center;color:#67768d}dialog{width:min(620px,calc(100vw - 30px));border:1px solid #fff9;border-radius:22px;background:#f7f9fff0;backdrop-filter:blur(30px);color:var(--ink);box-shadow:0 40px 100px #12234666;padding:30px}dialog::backdrop{background:#2734504d;backdrop-filter:blur(5px)}.search-close{float:right;margin:-14px -13px 0 0}dialog label{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:600;margin-bottom:18px}#search-input{width:100%;background:#fff;border:1px solid #ced7e7;border-radius:11px;padding:14px;font-size:13px;color:#213046}#search-results{max-height:45vh;overflow:auto;margin-top:14px}.search-result{display:block;width:100%;padding:13px 8px;text-align:left;background:transparent;border-bottom:1px solid #d8e0ee;font-size:13px}.search-result small{display:block;color:#748097;margin-top:5px}.search-result:hover{background:#e6edf7}.skip{position:fixed;top:-50px;left:20px;background:white;padding:10px;z-index:100}.skip:focus{top:5px}.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}.expanded .desktop-heading{display:none}.expanded .library-body{max-height:calc(100vh - 205px)}body.dark{--ink:#e0e7f4;--muted:#a3b0c5;--paper:#172239f5;--glass:#1b2b468f;--sidebar:#18283b75;--line:#a2b1ce55}body.dark .wallpaper{filter:brightness(.45) saturate(1.1)}body.dark .menubar{background:#13213980}body.dark .menutitle,body.dark .menu-end,body.dark .desktop-heading>div>p:last-child{color:#bbc9dc}body.dark .hero-story{background:#23344f;border-color:#41536b}body.dark .hero-media,body.dark .story-image{background:#1c2d46;border-color:#3e5169}body.dark .nav-item{color:#b8c9dd}body.dark .nav-item.active{background:#a6c5ff26;color:#eef4ff}body.dark .glass-button{background:#49689055;border-color:#a8bbd54a;box-shadow:inset 0 1px 1px #ffffff26}body.dark .chip{border-color:#53647c;color:#c2cfe0}body.dark .chip.active{background:#39679b80;color:white}body.dark .reader-split{background:#18243a}body.dark .article-body{color:#d6dfed}body.dark #deck-panel{background:#253550}body.dark #deck-card{background:#1a2945;border-color:#50607a}body.dark .dock{background:#294466aa}body.dark .dock-item{color:#eef4ff}body.dark dialog{background:#1b2a43f5}body.dark .search-result{color:#e4eaf5}body.dark .search-result:hover{background:#33465c}
@keyframes arrive{from{opacity:0;translate:0 12px;scale:.985}to{opacity:1;translate:0 0;scale:1}}@media(min-width:1500px){.desktop{padding-top:55px}.library-body{max-height:700px}}@media(max-width:1100px){.desktop{padding:28px 28px 115px}.library-layout{grid-template-columns:160px minmax(0,1fr)}.library-body{padding:24px}.hero-copy h3{font-size:19px}.hero-copy{padding:18px}.story-cards{gap:12px}.top-search{margin-left:auto}.reader-window{width:calc(100vw - 45px)}#article{padding:32px}.daily{display:none}}@media(max-width:760px){.menubar{height:49px;padding:0 16px;gap:12px}.menutitle,.top-search span,.menu-end time{display:none}.top-search{background:transparent;border:0;margin-left:auto;padding:8px}.top-search svg{width:18px}.top-search::after{display:none}.menu-end{gap:0}.desktop{padding:25px 13px 110px}.desktop-heading{margin:0 9px 24px}h1{font-size:29px}.desktop-heading .eyebrow{font-size:8px}.desktop-heading>div>p:last-child{font-size:12px}.window{border-radius:16px}.library-layout{display:block}.sidebar{display:none}.library-body{max-height:none;padding:21px 17px}.titlebar{height:44px}.titlebar-note{display:none}.library-toolbar h2{font-size:22px}.library-toolbar>.glass-button span{display:none}.library-toolbar>.glass-button{padding:9px}.topic-bar{gap:5px}.chip{font-size:9px;padding:5px 9px}.hero-story{display:flex;flex-direction:column}.hero-media{padding:10px}.hero-media img{height:190px}.hero-copy{padding:18px}.hero-copy h3{font-size:23px}.hero-copy .story-meta{margin-bottom:12px}.story-cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 12px}.story-image{height:100px}.story-card h3{font-size:12px}.dock{bottom:12px;gap:11px;padding:8px 10px 6px;border-radius:20px}.dock-icon{width:42px;height:41px}.dock-item{font-size:8px}.dock-divider{margin-left:0;margin-right:0}.reader-window{top:56px;left:8px;transform:none;width:calc(100vw - 16px);height:calc(100dvh - 155px);border-radius:16px}.reader-tools{gap:3px}.reader-tools .glass-button{padding:6px 8px}.reader-tools .glass-button span{font-size:10px}.reader-split{height:calc(100% - 49px);flex-direction:column}#article{padding:27px 23px 50px}#article h1{font-size:29px}.article-dek{font-size:15px}.article-body{font-size:17px}.reader-window.deck-open .article-scroll{display:none}#deck-panel{width:100%;height:100%;min-width:0;border-left:0;padding:22px;overflow:auto}.deck-footnote{margin-bottom:30px}#deck-card{min-height:330px}.source-links{flex-wrap:wrap}body:has(.reader-window:not([hidden])){overflow:hidden}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.grain{display:none}}@supports not (backdrop-filter:blur(1px)){.glass,.menubar{background:#e2e9f5}.library-body{background:#fafbfd}}

.deck-body{font:14px/1.8 Georgia,serif;overflow-wrap:anywhere}.deck-body figure{margin:16px 0}.deck-body img{max-width:100%;height:auto;object-fit:contain}.deck-body h2,.deck-body h3{font-size:19px!important;margin:22px 0 14px!important}.deck-body iframe{max-width:100%;border:0}.deck-body a{color:var(--accent)}.article-body .cover{margin-top:0}
.reader-titlebar{cursor:move;touch-action:none}.reader-titlebar button{cursor:pointer}.resize-handle{position:absolute;right:2px;bottom:2px;width:24px;height:24px;display:grid;place-items:center;background:#e1eafaad;border-radius:9px 0 14px 0;color:#57729c;cursor:nwse-resize;touch-action:none}.resize-handle svg{width:13px;height:13px}.manipulating{animation:none!important;user-select:none}.reader-window .deck-controls{position:sticky;bottom:0;padding:9px 0;background:#eaf0f5ed;backdrop-filter:blur(16px);border-radius:12px}.dark .reader-window .deck-controls{background:#253550eb}@media(max-width:760px){.resize-handle,.geometry-reset{display:none}.reader-titlebar{cursor:default;touch-action:auto}}

.research-intro{display:flex;justify-content:space-between;gap:20px;padding:24px;border:1px solid #dae4ef;border-radius:14px;background:linear-gradient(125deg,#e7f0fa,#f2edf8);margin-bottom:20px}.research-intro h3{font-size:23px;line-height:1.3;margin:5px 0 12px;font-weight:600}.research-intro p:last-child{max-width:480px;font-size:12px;color:#586d85}.research-count{display:flex;flex-direction:column;justify-content:center;text-align:center;min-width:100px}.research-count strong{font-size:46px;font-weight:500;letter-spacing:-2px}.research-count span{font-size:10px;color:#69788e}.research-search-label{display:block;font-size:11px;margin-bottom:7px}.research-query{width:100%;padding:12px;border:1px solid #c9d7e8;border-radius:10px;background:#fff;color:#22364d}.paper-row{display:grid;grid-template-columns:40px 1fr;gap:12px;padding:20px 0;border-bottom:1px solid #dce4ee}.paper-number{font-size:12px;color:#788ca8;padding-top:4px}.paper-row h3{font-size:15px;line-height:1.5;margin:0 0 12px;font-weight:600}.paper-links{display:flex;gap:10px;flex-wrap:wrap}#research-status{font-size:11px;color:#697c96}.dark .research-intro{background:linear-gradient(125deg,#284160,#352e50);border-color:#53647c}.dark .research-intro p:last-child{color:#c1cede}@media(max-width:760px){.dock{gap:5px}.dock-icon{width:39px;height:39px}.research-intro{padding:18px;gap:8px}.research-intro h3{font-size:20px}.research-count{min-width:65px}.research-count strong{font-size:34px}.paper-row{grid-template-columns:25px 1fr}}

.more-stories{display:flex;margin:24px auto 8px;min-height:42px}.loading-story,.loading-story button{cursor:progress}.nav-item:not(.active) .nav-dot{display:none}
/* Video cards use the full grid cell, independent of numbered research rows. */
#video-list .paper-row{display:block;min-width:0;padding:16px;border:1px solid #c9d7e880;border-radius:16px;background:#ffffff45}
#video-list .paper-row>div{min-width:0}#video-list a{overflow-wrap:anywhere}#video-list img{display:block;margin:0 auto 14px;object-fit:contain}#video-list p{font-size:12px;color:var(--muted)}
select{font:inherit}select:focus-visible{outline:3px solid #0867d5;outline-offset:4px}
@media(max-width:760px){.dock{width:calc(100% - 16px);max-width:420px;gap:0;justify-content:space-around;padding:8px 4px max(6px,env(safe-area-inset-bottom));bottom:8px}.dock-item{min-width:40px;min-height:52px;flex:1}.dock-divider{display:none}.dock-icon{width:36px;height:36px}.icon-button{min-width:44px;min-height:44px}.chip{min-height:36px}.top-search{min-width:44px;min-height:44px}#video-list{grid-template-columns:1fr}#video-list .paper-row{padding:18px}.research-query{font-size:16px}}
@media(forced-colors:active){.glass,.glass-button,.chip,.dock-icon{border:1px solid ButtonText}.dock-item.active,.nav-item.active{outline:2px solid Highlight}.wallpaper{display:none}}
#video-list{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.about-content{font-size:16px;line-height:1.7;max-width:820px}.about-content section{margin:28px 0}.about-content h1{font-size:32px}.about-content h2{font-size:25px;margin-top:30px}.about-content img{max-width:100%;height:auto;object-fit:contain}.about-content a{overflow-wrap:anywhere}.about-content .proof{padding:10px 0}.about-content .proof strong{margin-right:12px}.about-content .actions{display:flex;flex-wrap:wrap;gap:16px}.about-content .card{padding:15px 0;border-bottom:1px solid var(--line)}
.search-group h2{font-size:14px;margin:22px 0 8px}.search-group h2 small{font-weight:400;color:var(--muted);margin-left:8px}.search-summary,.search-none{font-size:12px;color:var(--muted)}a.search-result{display:block;text-decoration:none;color:var(--ink)}
.topic-bar{display:flex;flex-wrap:wrap;align-items:end;gap:12px}.filter-field{display:flex;flex-direction:column;gap:5px;font-size:11px;color:var(--muted);flex:1;min-width:140px}.filter-field select{width:100%;min-height:44px;border:1px solid #afbed180;border-radius:10px;padding:8px 10px;background:var(--paper);color:var(--ink);font-size:14px}@media(max-width:760px){.filter-field select{font-size:16px}.filter-field{min-width:100%;}}
.research-filters{display:flex;flex-wrap:wrap;align-items:end;gap:12px;margin-top:15px}.research-classification,.paper-meta{font-size:12px;color:var(--muted)}.paper-number{overflow-wrap:normal}.paper-links .glass-button{white-space:normal}.paper-row>div{min-width:0}
#historical-media{margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}#historical-media>h3{font-size:24px}
body[data-theme] .wallpaper{background:var(--theme-wallpaper);filter:none}
#theme-dialog{width:min(540px,calc(100vw - 32px));border:1px solid var(--line);border-radius:24px;background:var(--paper);color:var(--ink);padding:28px;box-shadow:var(--shadow)}#theme-dialog::backdrop{background:#101b3566;backdrop-filter:blur(8px)}.theme-close{float:right;font-size:26px}.theme-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.theme-options button{padding:8px;border:2px solid transparent;border-radius:14px;background:transparent;text-align:left;min-width:0}.theme-options button[aria-pressed=true]{border-color:var(--accent)}.theme-swatch{display:block;height:64px;border-radius:9px;margin-bottom:8px;box-shadow:inset 0 0 0 1px #ffffff40}.theme-options strong,.theme-options small{display:block}.theme-options small{color:var(--muted)}
body[data-theme=pearl]{--accent:#36566f;--glass:#f4f6f9b0;--sidebar:#e7edf38c}body[data-theme=botanical]{--accent:#24674e;--glass:#edf7efad;--sidebar:#deede27d;--ink:#203c32;--muted:#4c695e}
body.dark{--accent:#9acbff;--theme-surface:#1d2b43}body[data-theme=aurora]{--accent:#90e0d2;--paper:#112d31f7;--glass:#123638b3;--sidebar:#183a3b9c;--ink:#e0f2ee;--muted:#accac4;--theme-surface:#193639}body[data-theme=ember]{--accent:#ffca9e;--paper:#30232bf7;--glass:#38272db3;--sidebar:#36282c9c;--ink:#f4e7df;--muted:#ceb7b0;--theme-surface:#3c2b32}
body.dark .reader-split,body.dark .hero-story,body.dark .hero-media,body.dark .story-image{background:var(--theme-surface)}body.dark .research-query{background:var(--theme-surface);color:var(--ink);border-color:var(--line)}body.dark .research-intro{background:var(--theme-surface)}body.dark .menubar{background:var(--glass)}body.dark .paper-number,body.dark #research-status{color:var(--muted)}
@media(max-width:480px){.theme-options{grid-template-columns:repeat(2,minmax(0,1fr))}}
@supports not (backdrop-filter:blur(1px)){body.dark .glass{background:var(--theme-surface)}}
.settings-section{padding:18px 0;border-bottom:1px solid var(--line)}.settings-section h3{font-size:21px;margin:0 0 10px}.settings-section textarea{display:block;resize:vertical;margin-top:8px;min-height:170px}.settings-section>p{color:var(--muted)}
#share-dialog{width:min(570px,calc(100vw - 24px));max-height:92dvh;overflow:auto;border:1px solid var(--line);border-radius:22px;background:var(--paper);color:var(--ink);padding:24px;box-shadow:var(--shadow)}#share-dialog::backdrop{background:#101b3570;backdrop-filter:blur(8px)}#share-dialog form{float:right}#share-preview canvas{display:block;width:100%;height:auto;border-radius:12px;margin:16px 0}#share-status{font-size:12px;color:var(--muted)}
.media-direct-link{display:block;font:13px/1.4 Segoe UI,sans-serif;margin:8px 0 20px;padding:8px 0}
/* Keep header controls comfortable for touch across phone, tablet and desktop. */
.menubar button{min-height:44px;min-width:44px}
.resume-reader{position:fixed;bottom:100px;right:24px;z-index:100;background:var(--paper);color:var(--ink)}
@media(max-width:760px){.desktop-window-action{display:none}}
.reader-tools>.icon-button{min-width:44px;min-height:44px;flex-shrink:0}.reader-tools>.glass-button{min-height:44px}
@media(min-width:761px){.reader-tools{gap:5px}.reader-titlebar{padding-top:2px;padding-bottom:2px}}
#article-load-error{max-width:min(480px,calc(100vw - 32px));padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--paper);color:var(--ink);box-shadow:var(--shadow)}#article-load-error::backdrop{background:#101b3566}
@supports not (backdrop-filter:blur(1px)){
 .glass,.menubar{background:#e2e9f5}.library-body{background:#fafbfd}
 .dark .glass,.dark .menubar{background:#202d43}.dark .library-body{background:#182438}
}
.dark .top-search,.dark .top-search kbd,.dark .titlebar-note,.dark .story-meta,.dark .nav-label{color:var(--muted)}
.dark .tag{color:var(--ink)}
.news-ticker{display:flex;align-items:center;gap:12px;margin:0;padding:3px 26px;background:var(--paper);border-bottom:1px solid var(--line);min-height:48px}.news-ticker>strong{white-space:nowrap;color:var(--muted);font-size:12px}.ticker-story{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:600}.ticker-controls{display:flex;flex-shrink:0}.ticker-controls button{width:36px;height:40px;font-size:20px}@media(max-width:760px){.news-ticker{padding:3px 12px;gap:8px}.ticker-controls button{width:32px;height:44px}.news-ticker>strong{font-size:10px}}
.dark .research-count span{color:var(--muted)}
.article-byline,.story-meta{color:var(--muted)}
.collection-note{color:var(--muted)}

.news-ticker-slot{height:48px;background:var(--paper);border-bottom:1px solid var(--line)}

/* Reserve icon geometry before the deferred Lucide upgrade to avoid layout shift. */
[data-lucide]{display:inline-flex;align-items:center;justify-content:center;width:19px;height:19px;flex:none}
.daily [data-lucide]{width:27px;height:27px}.top-search [data-lucide]{width:14px;height:14px}.glass-button [data-lucide]{width:15px;height:15px}.window-mark [data-lucide]{width:17px;height:17px}.dock-icon [data-lucide]{width:25px;height:25px}

/* Keep late clock text and the sidebar footer from moving the first frame. */
#clock{display:inline-block;min-width:102px;text-align:right}
@media(min-width:761px){.library-layout{min-height:640px}}
@media(min-width:761px){.sidebar{position:relative}.sidebar-bottom{position:absolute;left:13px;right:13px;bottom:20px;margin-top:0}}
@media(min-width:1500px){.library-layout{min-height:700px}}
@media(max-width:760px){#clock{display:none;min-width:0}.library-layout{min-height:0}}

.icon-fallback{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:18px;height:18px;font:normal 20px/1 "Segoe UI Symbol",sans-serif}.dock-icon .icon-fallback{width:26px;height:26px;font-size:27px}.story-image>.icon-fallback{width:42px;height:42px;font-size:40px}
.article-cover{margin:0 0 25px;padding:12px;background:linear-gradient(145deg,#edf2fa,#f9fbff);border:1px solid #dbe3ef;border-radius:12px;text-align:center}.article-cover img{display:block;width:100%;max-height:280px;object-fit:contain;border-radius:7px}.article-cover figcaption{font-size:10px;line-height:1.5;color:#718098;margin:9px 4px 1px}

/* Three.js paints the moving color field; the DOM remains the reading surface. */
#svgn-glass-canvas{position:absolute;inset:0;display:block;width:100%;height:100%;pointer-events:none;opacity:0;transition:opacity .45s ease}
.three-glass-ready #svgn-glass-canvas{opacity:1}
.three-glass-ready .wallpaper .ribbon{opacity:.19}
.three-glass-ready .wallpaper .grain{opacity:.22}
.three-glass-ready .story-image{position:relative;isolation:isolate;height:clamp(140px,14vw,180px);border-radius:19px;border-color:#ffffffb8;background:linear-gradient(145deg,#f7fcffcc,#c4d9f8a8 58%,#e7dff6b8);box-shadow:inset 0 1px 1px #fff,0 8px 23px #223d6824}
.three-glass-ready .story-image img{position:relative;z-index:1;border-radius:11px}
.three-glass-ready .story-image::before{content:"";position:absolute;z-index:2;inset:0;border-radius:inherit;padding:2px;pointer-events:none;background:conic-gradient(from var(--glass-angle),#eafcff 0deg,#79d9ff 36deg,transparent 88deg,#e4bcff 151deg,transparent 210deg,#aee9ff 285deg,#fff 355deg);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude;opacity:.82}
.three-glass-ready .story-image::after{content:"";position:absolute;z-index:2;inset:0;border-radius:inherit;pointer-events:none;border:1px solid #ffffffb0;box-shadow:inset 0 1px 1px #fff9,inset 0 -2px 2px #4c65952c;background:linear-gradient(105deg,transparent 3%,#ffffff65 6%,transparent 12%),linear-gradient(145deg,#ffffff78,transparent 28%,transparent 73%,#c2dcff38);opacity:.66;transition:opacity .25s ease}
.three-glass-ready .story-card:hover .story-image::after,.three-glass-ready .story-card:focus-within .story-image::after{opacity:.94}
.three-glass-ready .story-card:hover .story-image::before,.three-glass-ready .story-card:focus-within .story-image::before{animation:glass-border-orbit 3.4s linear infinite}
.three-glass-ready .hero-media{position:relative;isolation:isolate;background:linear-gradient(135deg,#eaf6ff,#cbdaf8 60%,#f1dded)}
.three-glass-ready .hero-media img{position:relative;z-index:1;border-radius:13px}
.three-glass-ready .hero-media::after{content:"";position:absolute;z-index:2;inset:12px;border:1px solid #ffffffd9;border-radius:16px;pointer-events:none;box-shadow:inset 0 1px 2px #fff,0 0 0 1px #90c8f065,0 0 17px #bad8ff70;background:linear-gradient(135deg,#ffffff58,transparent 27%,transparent 72%,#cae6ff50)}
.three-glass-ready .glass-button{position:relative;isolation:isolate;overflow:hidden;box-shadow:inset 0 1px 1px #fff,0 4px 12px #2d4c8130,0 0 0 1px #ffffff45}
.three-glass-ready .glass-button::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;background:conic-gradient(from var(--glass-angle),transparent 0deg,#ffffff 36deg,#8cdcff 66deg,transparent 96deg,transparent 181deg,#d5b8ff 219deg,transparent 249deg);-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude;opacity:.62;transition:opacity .2s ease}
.three-glass-ready .glass-button:hover::before,.three-glass-ready .glass-button:focus-visible::before{opacity:1;animation:glass-border-orbit 2.8s linear infinite}
.three-glass-ready body.dark .glass-button::before{background:conic-gradient(from var(--glass-angle),transparent 0deg,#d5f4ff 36deg,#52d1ff 66deg,transparent 96deg,transparent 181deg,#b5a7ff 219deg,transparent 249deg)}
@property --glass-angle{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes glass-border-orbit{to{--glass-angle:360deg}}
.three-glass-ready .library-window{border-color:#ffffffd9;box-shadow:0 36px 94px #19345d36,0 3px 12px #21345418,inset 0 1px 0 #fff}
.three-glass-ready #video-list .paper-row,.three-glass-ready #research-list .paper-row{border:1px solid #ffffffba;border-radius:18px;background:linear-gradient(140deg,#faffffbc,#e4effbc0 58%,#f0e9fbba);box-shadow:inset 0 1px 1px #fff,0 8px 22px #1f3a6320;backdrop-filter:blur(14px) saturate(120%)}
.three-glass-ready #research-list .paper-row{padding:18px;margin:0 0 10px}
.three-glass-ready #video-list .paper-row{padding:16px}
.three-glass-ready #video-list img{border:1px solid #ffffffb8;border-radius:15px;box-shadow:0 4px 16px #1f3a632b}
.three-glass-ready .search-result{padding:13px;border:1px solid #ffffffa8;border-radius:12px;margin:6px 0;background:linear-gradient(130deg,#fbfdffbb,#e6f1ff9e);box-shadow:inset 0 1px 0 #fff,0 3px 9px #1a3d6820}
.three-glass-ready .search-result:hover,.three-glass-ready .search-result:focus-visible{background:linear-gradient(130deg,#fff,#dceeff);box-shadow:inset 0 1px 0 #fff,0 6px 16px #1a3d6830}
.three-glass-ready body.dark .story-image{border-color:#97b4d166;box-shadow:inset 0 1px 1px #ffffff30,0 7px 20px #030d2338}
.three-glass-ready body.dark .story-image{background:linear-gradient(145deg,#24344c,#1c2e49 58%,#332c4b)}
.three-glass-ready body.dark .story-image::after{border-color:#b1d4f065;background:linear-gradient(105deg,transparent 3%,#c6eaff27 6%,transparent 12%),linear-gradient(145deg,#c6eaff1c,transparent 32%,transparent 76%,#b0beff16)}
.three-glass-ready body.dark .hero-media{background:linear-gradient(135deg,#1a304b,#283251 65%,#332949)}
.three-glass-ready body.dark .hero-media::after{border-color:#a7d9ff8a;box-shadow:inset 0 1px 2px #e1f5ff66,0 0 0 1px #4383ae50,0 0 17px #64adff39}
.three-glass-ready body.dark #video-list .paper-row,.three-glass-ready body.dark #research-list .paper-row{border-color:#98bde266;background:linear-gradient(140deg,#273a57d9,#1e2c48d9 58%,#302a4bd9);box-shadow:inset 0 1px 0 #ffffff2c,0 9px 23px #06122655}
.three-glass-ready body.dark #video-list img{border-color:#93bce56b;box-shadow:0 4px 16px #020c204d}
.three-glass-ready body.dark .search-result{border-color:#88aed263;background:linear-gradient(130deg,#283d59,#202d48);box-shadow:inset 0 1px 0 #ffffff26,0 3px 9px #0612264d}
.three-glass-ready body.dark .search-result:hover,.three-glass-ready body.dark .search-result:focus-visible{background:linear-gradient(130deg,#354b68,#263c5d)}
.three-glass-ready .hero-story{isolation:isolate;border-radius:28px;border-color:#ffffffd9;background:linear-gradient(125deg,#d7edfadf,#f8fbffed 56%,#eee2f5df);box-shadow:inset 0 1px 1px #fff,0 15px 34px #203b6a27,0 0 0 1px #84d9ff30}
.three-glass-ready .hero-media{padding:17px}
.three-glass-ready .hero-media::before{content:"";position:absolute;z-index:3;inset:7px;border:2px solid #ffffffbd;border-radius:22px;pointer-events:none;box-shadow:inset 0 2px 3px #fff,inset 0 -3px 6px #4f70904a,0 0 0 1px #9ee7ff87,0 6px 16px #1e46672d;background:linear-gradient(118deg,#ffffff52,transparent 17%,transparent 73%,#b5eeff30)}
.three-glass-ready .hero-story:hover .hero-media::before,.three-glass-ready .hero-story:focus-within .hero-media::before{border-color:#ffffffeb;box-shadow:inset 0 2px 3px #fff,inset 0 -3px 7px #4f709064,0 0 0 2px #82ddff9e,0 8px 20px #1e466740}
.three-glass-ready body:not(.dark) .hero-story .story-meta{color:#4f6074}
.three-glass-ready body.dark .hero-story{border-color:#a2c9e591;background:linear-gradient(125deg,#19344edb,#202e4be8 56%,#312c4ddc);box-shadow:inset 0 1px 1px #d4efff40,0 17px 38px #020d285e,0 0 0 1px #4a9dc442}
.three-glass-ready body.dark .hero-media::before{border-color:#a7d8f2a6;box-shadow:inset 0 2px 3px #e4f7ff68,inset 0 -3px 8px #010a205e,0 0 0 1px #80d9ff70,0 7px 20px #010b2557;background:linear-gradient(118deg,#c1e6ff26,transparent 17%,transparent 73%,#83dbff20)}
@media(max-width:760px){.three-glass-ready .hero-story{border-radius:24px}.three-glass-ready .hero-media{padding:13px}.three-glass-ready .hero-media::before{inset:5px;border-radius:20px}}
@media(prefers-reduced-motion:reduce){#svgn-glass-canvas,.three-glass-ready .story-image::after,.three-glass-ready .glass-button::before{transition:none}.three-glass-ready .glass-button:hover::before,.three-glass-ready .glass-button:focus-visible::before,.three-glass-ready .story-card:hover .story-image::before,.three-glass-ready .story-card:focus-within .story-image::before{animation:none}}
@media(forced-colors:active){#svgn-glass-canvas{display:none}}
@media print{#svgn-glass-canvas{display:none}}
@media(max-width:374px){.menubar{padding-inline:8px;gap:5px}.menubar .brand{gap:6px;font-size:14px}.menubar .brand img{width:24px;height:24px}.menubar .top-search,.menubar .menu-end .icon-button{min-width:40px;width:40px}.menubar .account-link{padding:6px 8px}.menu-end>[data-view="about"]{display:none}}

/* A stable video poster remains useful when an external iframe cannot render. */
.media-video-poster{position:relative;isolation:isolate;width:min(100%,650px);aspect-ratio:16/9;margin:18px auto 0;overflow:hidden;border:1px solid #b3d3edb8;border-radius:22px;background:radial-gradient(circle at 70% 20%,#40689b 0,transparent 55%),linear-gradient(135deg,#132b48,#182041 70%,#122e42);box-shadow:inset 0 1px 0 #fff9,0 18px 40px #17294a3d}
.media-video-poster::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(180deg,#07152822 0%,#081a3963 75%,#081a398c 100%)}
.media-video-poster>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.85}
.media-video-poster>.media-video-play{position:absolute;left:50%;top:50%;z-index:2;transform:translate(-50%,-50%);min-height:48px;min-width:170px;padding:12px 18px;border:1px solid #fff;border-radius:16px;background:#f7fbfff0;color:#1b304f;font-weight:700;box-shadow:0 8px 28px #09183270}
.media-video-poster>.media-video-play:hover,.media-video-poster>.media-video-play:focus-visible{background:#fff;box-shadow:0 0 0 4px #d4edff99,0 12px 32px #09183270}
.media-video-poster>iframe{position:absolute;inset:0;width:100%;height:100%;min-height:0;border:0}
.media-video-poster.is-playing::after{display:none}
.media-video-poster+.media-direct-link{width:min(100%,650px);margin:8px auto 22px}
@media(max-width:600px){.media-video-poster{border-radius:16px}.media-video-poster>.media-video-play{min-width:150px;padding:10px 14px}}

.archive-only-section{margin:26px 0 12px;padding:20px;border:1px solid #b5cce2;border-radius:18px;background:#f4f9ffb8}.archive-only-section h3{margin:0 0 5px}.archive-only-section p{margin:0 0 12px;color:#52687c}.archive-only-link{display:block;width:100%;margin:8px 0;padding:12px 14px;text-align:left;border:1px solid #b8cbdd;border-radius:12px;background:#fff;color:inherit;font:inherit;cursor:pointer}.archive-only-link small{display:block;margin-top:4px;color:#52687c}.archive-only-link:hover,.archive-only-link:focus-visible{outline:2px solid #3f82ae;outline-offset:2px}.article-archive-note{margin:16px 0;padding:13px 16px;border-left:4px solid #508bb9;border-radius:10px;background:#e8f4fd;color:#25445f}.dark .archive-only-section{border-color:#7799b66e;background:#1b2d45dc}.dark .archive-only-section p,.dark .archive-only-link small{color:#c0d0de}.dark .archive-only-link{border-color:#83a4bf78;background:#253a56}.dark .article-archive-note{background:#203a56;color:#d9efff}