@font-face{font-family:Atlas;src:url('./assets/atlas.ttf') format('truetype');font-display:swap;font-weight:400}
:root{color-scheme:light;--bg:#f6f7f5;--surface:#fff;--text:#20312e;--muted:#5b6d67;--line:#d9e0db;--accent:#126e61;--accent-hover:#0b544a;--shadow:0 24px 80px #0c292b30;--cell-text:#16302d;--alkali:#f28560;--alkaline:#e2b52f;--transition:#42baa0;--post:#54b0d3;--metalloid:#b096e4;--nonmetal:#a9ca38;--halogen:#e9a15d;--noble:#7295d9;--lanthanide:#cf94da;--actinide:#eb879b}
:root[data-palette=lagoon]{--alkali:#d8865c;--alkaline:#d4ad3b;--transition:#38ad9f;--post:#50abc6;--metalloid:#92a5d4;--nonmetal:#97bd56;--halogen:#c1b346;--noble:#6b9bd4;--lanthanide:#89bfb0;--actinide:#ba9cc8}
:root[data-palette=jewel]{--cell-text:#fff;--alkali:#ae4146;--alkaline:#966015;--transition:#147d6d;--post:#246e9c;--metalloid:#7c539e;--nonmetal:#50772d;--halogen:#a15b25;--noble:#4a5eab;--lanthanide:#90628e;--actinide:#ad4c6a}
:root[data-theme=dark]{color-scheme:dark;--bg:#141c1b;--surface:#1c2724;--text:#e6eee9;--muted:#a7b8af;--line:#34443c;--accent:#84d6b5;--accent-hover:#b6e5cd;--shadow:0 24px 80px #0008}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Atlas,Arial,sans-serif;font-size:15px;line-height:1.4}button,input,select{font:inherit;color:inherit}button,select,summary{cursor:pointer}button{border:0}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}:focus,:focus-visible{outline:none}button{touch-action:manipulation}button:disabled{cursor:default}button:hover{filter:brightness(.98)}[hidden]{display:none!important}h1,h2,h3,p{margin:0}button,input,select,summary{ -webkit-tap-highlight-color:transparent}.skip-link{position:fixed;top:-80px;left:20px;z-index:20;padding:12px;background:var(--surface)}.skip-link:focus{top:10px}
.site-header{display:flex;align-items:center;gap:20px;padding:17px 32px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:9px;font-size:22px;line-height:1;font-weight:bold;letter-spacing:-.6px}.brand img{object-fit:contain}.header-label{font-size:13px;color:var(--muted);border-left:1px solid var(--line);padding-left:20px}.site-header nav{display:flex;align-items:center;gap:18px;margin-left:auto}.quiet-button,.text-button,.icon-button{background:none;color:var(--muted)}.quiet-button:hover,.text-button:hover{color:var(--accent)}.quiet-button{padding:8px}.icon-button{font-size:26px;line-height:1;padding:6px}.text-button{padding:4px 0;font-size:13px}.primary-button{background:var(--accent);color:var(--bg);padding:12px 20px;border-radius:8px}
main{padding:25px 32px 20px}.intro{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:25px}h1{font-size:clamp(25px,2.35vw,42px);line-height:1.1;letter-spacing:-1.1px;font-weight:400}h1 span{display:block;color:var(--accent)}.intro p{color:var(--muted);margin-top:10px;font-size:15px}.summary{display:flex;gap:30px;flex-shrink:0}.summary div{display:flex;flex-direction:column}.summary strong{font-size:29px;line-height:1.15;font-weight:400;font-variant-numeric:tabular-nums}.summary span{font-size:12px;color:var(--muted);margin-top:3px}.toolbar{display:grid;grid-template-columns:minmax(220px,1fr) minmax(220px,330px) 190px;gap:14px}.toolbar label,.field-label{display:block;color:var(--muted);font-size:12px;margin-bottom:6px}.search-input{display:flex;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding-left:15px;height:43px}.search-glyph{width:13px;height:13px;border:1.5px solid var(--muted);border-radius:50%;position:relative;margin-right:11px;flex-shrink:0}.search-glyph:after{content:'';position:absolute;width:6px;height:1.5px;right:-4px;bottom:-2px;background:var(--muted);transform:rotate(45deg)}input{border:0;outline:none;background:transparent;min-width:0;width:100%;padding:10px 12px 10px 0;height:100%}input::placeholder{color:var(--muted);opacity:.8}select{border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:9px 12px;width:100%;height:43px}input:focus-visible{outline-offset:0}.author-picker{position:relative}.author-picker summary{list-style:none;height:43px;padding:10px 13px;border:1px solid var(--line);border-radius:8px;background:var(--surface);display:flex;align-items:center;gap:9px}.author-picker summary::-webkit-details-marker{display:none}#author-value{display:flex;align-items:center;gap:14px;flex:1;min-width:0}#author-value>span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.select-chevron{color:var(--muted)}.author-count{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--muted);font-size:13px;flex-shrink:0}.author-options{position:absolute;top:calc(100% + 7px);left:0;right:0;z-index:5;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:5px;box-shadow:var(--shadow);max-height:400px;overflow:auto}.author-options button{width:100%;display:flex;text-align:left;align-items:center;gap:20px;padding:10px;border-radius:6px;background:transparent;font-size:13px}.author-options button:hover,.author-options button[aria-selected=true]{background:color-mix(in srgb,var(--accent) 10%,var(--surface))}.author-options button[aria-selected=true]{color:var(--accent)}
.table-topline{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:17px 0 13px;min-height:33px}.table-topline p{color:var(--muted);font-size:13px}.table-actions{display:flex;align-items:center;gap:20px}.view-switch{padding:3px;border:1px solid var(--line);border-radius:7px;display:flex}.view-switch button{font-size:12px;border-radius:4px;padding:5px 12px;background:transparent;color:var(--muted)}.view-switch [aria-pressed=true]{background:var(--text);color:var(--bg)}.legend{display:flex;flex-wrap:wrap;align-items:center;gap:7px 17px;font-size:11px;color:var(--muted);margin-bottom:12px}.legend-item{display:inline-flex;gap:6px;align-items:center;white-space:nowrap}.legend-item:before{content:'';width:8px;height:8px;background:var(--family-color);border-radius:2px}.availability-key{display:flex;align-items:center;gap:10px;margin-left:auto;padding-left:12px;border-left:1px solid var(--line);font-size:10px}.availability-key span{display:flex;align-items:center;gap:4px}.availability-key span:before{content:'';width:8px;height:8px;border-radius:2px;background:var(--accent)}.availability-key .empty-key:before{background:var(--line)}
.table-shell{overflow-x:auto;overscroll-behavior-inline:contain}.periodic-table{--cell-h:64px;--cell-w:64px;display:grid;grid-template-columns:repeat(18,minmax(0,1fr));grid-template-rows:22px repeat(7,var(--cell-h)) 16px repeat(2,var(--cell-h));gap:5px;width:100%;position:relative}.group-label{color:var(--muted);font-size:10px;text-align:center;align-self:end;padding-bottom:3px}.element{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:5px;padding:5px 2px;background:var(--family-color);color:var(--cell-text);min-width:0;text-align:center;transition:transform .12s ease,box-shadow .12s ease,opacity .12s ease;isolation:isolate}.element:hover{transform:translateY(-2px);box-shadow:0 3px 0 color-mix(in srgb,var(--family-color) 65%,#000);z-index:1;filter:none}.atomic-number{position:absolute;top:4px;left:5px;font-size:clamp(8px,calc(var(--cell-h)*.16),12px);line-height:1;opacity:.85;font-variant-numeric:tabular-nums}.symbol{font-weight:400;font-size:clamp(19px,calc(var(--cell-h)*.44),39px);line-height:1;letter-spacing:-.4px;margin-top:5px}.element-name{font-size:clamp(7px,calc(var(--cell-w)*.13),11px);line-height:1.1;position:absolute;bottom:5px;left:1px;right:1px;white-space:nowrap}.video-count{position:absolute;top:4px;right:5px;font-size:clamp(8px,calc(var(--cell-h)*.16),12px);line-height:1;opacity:.85;font-variant-numeric:tabular-nums}.element[data-empty=true]{background:color-mix(in srgb,var(--family-color) 13%,var(--bg));color:var(--muted);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--family-color) 18%,var(--bg))}.element[data-empty=true] .symbol{opacity:.65}.element.dimmed{opacity:.4}.series-placeholder{border:1px dashed var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--muted);border-radius:5px;min-width:0}.series-placeholder strong{font-size:12px;font-weight:400}.series-placeholder span{font-size:clamp(6px,.65vw,10px);margin-top:3px}.series-label{align-self:center;justify-self:end;font-size:11px;color:var(--muted);padding-right:15px}
.table-feature{grid-column:3/13;grid-row:2/5;margin:0 8px 3px;padding:9px 15px 12px;background:transparent;display:flex;align-items:center;gap:20px;text-align:left;min-width:0;overflow:hidden;border-radius:10px;color:var(--text)}.table-feature:hover{background:color-mix(in srgb,var(--accent) 4%,var(--bg));filter:none}.feature-copy{flex:1;min-width:0}.feature-heading{display:flex;align-items:center;gap:12px}.feature-symbol{font-size:44px;line-height:1;letter-spacing:-2px;color:var(--accent);width:58px;flex-shrink:0}.feature-heading strong{display:block;font-size:22px;line-height:1.1;font-weight:400}.feature-heading small{display:block;color:var(--muted);font-size:11px;margin:3px 0}.feature-copy p{margin-top:10px;font-size:14px;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.feature-channel{color:var(--muted);font-size:11px;display:block;margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.feature-poster{width:49%;height:auto;max-height:100%;aspect-ratio:16/9;object-fit:cover;border-radius:8px;flex-shrink:0}.feature-empty{width:44%;text-align:center;font-size:90px;color:var(--line);line-height:1}.mobile-hint{display:none}.loading,.error-state,.no-results,.element-empty{padding:60px 20px;text-align:center}.error-state p,.no-results p,.element-empty p{color:var(--muted);margin:10px 0 20px}.element-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.element-list .element{min-height:68px;display:grid;grid-template-columns:25px 46px 1fr auto;gap:8px;align-items:center;text-align:left;padding:12px}.element-list .atomic-number,.element-list .symbol,.element-list .element-name,.element-list .video-count{position:static;font-size:13px;line-height:1.15}.element-list .symbol{font-size:29px;margin:0}.element-list .element-name{white-space:normal;font-size:14px}.element-list .video-count{font-size:18px;white-space:nowrap;opacity:1}.element-list .atomic-number{opacity:.6}
dialog{border:1px solid var(--line);padding:0;background:var(--surface);color:var(--text);box-shadow:var(--shadow);border-radius:18px;max-height:95dvh;overflow:hidden}dialog::backdrop{background:#0b1f2480;backdrop-filter:blur(5px)}.element-dialog{width:min(1560px,96vw);max-width:96vw}.dialog-scroll{overflow-y:auto;max-height:95dvh;padding:30px;overscroll-behavior:contain;scrollbar-gutter:stable}.dialog-close{position:absolute;z-index:4;top:13px;right:13px;width:36px;height:36px;border-radius:50%;background:var(--surface);color:var(--text);border:1px solid var(--line);font-size:26px;line-height:1;box-shadow:0 2px 8px #0001}.dialog-close:hover{background:var(--bg)}.element-heading{display:flex;align-items:center;gap:20px;padding-right:35px}.element-badge{width:82px;height:86px;border-radius:8px;background:var(--family-color);color:var(--cell-text);position:relative;display:grid;place-items:center;flex-shrink:0}.element-badge small{position:absolute;top:8px;left:9px;font-size:12px}.element-badge strong{font-size:42px;font-weight:400;line-height:1;margin-top:8px}.eyebrow{font-size:11px;letter-spacing:.5px;color:var(--muted)}.element-title-wrap h2{font-size:37px;line-height:1.1;margin:4px 0;font-weight:400;letter-spacing:-.7px}.element-title-wrap>p:last-child{color:var(--muted);font-size:13px}.share{margin-left:auto;align-self:flex-end;white-space:nowrap}.dialog-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:25px 0 18px;padding-top:19px;border-top:1px solid var(--line)}#element-count{font-size:14px;color:var(--muted)}.dialog-sort{display:flex;align-items:center;gap:10px}.dialog-sort label{font-size:12px;color:var(--muted)}.dialog-sort select{width:185px;height:38px;font-size:13px}.video-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 22px}.video-card{min-width:0}.video-frame{position:relative}.video-media{width:100%;aspect-ratio:16/9;position:relative;border-radius:9px;overflow:hidden;background:var(--bg)}.poster-button{display:block;width:100%;height:100%;position:relative;padding:0;background:var(--line)}.poster-button img{display:block;width:100%;height:100%;object-fit:cover}.play-triangle{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:43px;height:31px;border-radius:9px;background:#1018209c;opacity:0;transition:opacity .15s}.play-triangle:after{content:'';position:absolute;left:18px;top:9px;border-left:11px solid white;border-top:7px solid transparent;border-bottom:7px solid transparent}.poster-button:hover .play-triangle,.poster-button:focus-visible .play-triangle{opacity:1}.video-media iframe{border:0;width:100%;height:100%}.rate-badge{position:absolute;right:8px;bottom:8px;background:#112522df;color:#fff;padding:4px 7px;border-radius:5px;font-size:11px;line-height:1.1;font-variant-numeric:tabular-nums;pointer-events:none;backdrop-filter:blur(5px)}.video-card h3{font-size:16px;font-weight:400;line-height:1.25;margin:11px 0 9px}.video-channel{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;font-size:12px;color:var(--muted)}.channel-link{display:flex;align-items:center;gap:7px;min-width:0;max-width:100%}.channel-link>span:last-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.avatar{position:relative;display:inline-grid;place-items:center;width:25px;height:25px;flex-shrink:0;border-radius:50%;overflow:hidden;background:var(--line);color:var(--muted);font-size:12px}.avatar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.video-channel time{white-space:nowrap;font-size:11px}.more-videos{grid-column:1/-1;border:1px solid var(--line);border-radius:8px;background:var(--bg);padding:13px;color:var(--accent);margin:4px 0 10px}.image-unavailable{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted)}.about-dialog{width:660px;max-width:94vw}.about-dialog .dialog-scroll{padding:35px}.about-dialog h2{font-size:35px;line-height:1.1;font-weight:400;margin:7px 0 18px}.about-dialog p{line-height:1.55;margin:12px 0;color:var(--muted)}.about-dialog h3{font-size:18px;font-weight:400;margin:24px 0 10px}.about-dialog a{color:var(--accent)}.formula{font-size:13px;background:var(--bg);padding:15px;border-radius:8px;line-height:1.6}.formula>div+div{margin-top:6px}.formula span{color:var(--muted)}
@media(min-width:1600px){.site-header{padding-inline:42px}main{padding-inline:42px}.intro{margin-bottom:30px}.legend{font-size:12px;gap:9px 22px}}
@media(max-height:820px) and (min-width:760px){.site-header{padding-block:10px}main{padding-top:17px}.intro{margin-bottom:17px}h1{font-size:30px}.intro p{margin-top:6px}.table-topline{margin:10px 0}.legend{margin-bottom:5px}.feature-symbol{font-size:36px;width:45px}.feature-heading strong{font-size:19px}.feature-copy p{font-size:12px;margin-top:6px}.feature-channel{font-size:10px}}
@media(max-width:1200px){.element-list{grid-template-columns:repeat(3,minmax(0,1fr))}.legend{gap:6px 12px}.availability-key{margin-left:0}.table-feature{gap:10px;padding:6px 9px}.feature-heading{gap:7px}.feature-symbol{font-size:33px;width:42px}.feature-heading strong{font-size:19px}.feature-copy p{font-size:12px}.feature-heading small{font-size:10px}}
@media(max-width:1050px){.video-list{grid-template-columns:repeat(2,minmax(0,1fr))}.toolbar{grid-template-columns:minmax(200px,1fr) 235px 170px}.summary{gap:18px}.summary strong{font-size:24px}.intro p{font-size:13px}.legend{font-size:10px}.share{font-size:11px}}
@media(max-width:759px){.site-header{padding:12px 17px;gap:13px}.brand{font-size:21px}.brand img{width:29px;height:29px}.header-label{padding-left:13px}.site-header nav{gap:8px}.quiet-button{font-size:12px}main{padding:22px 16px}.intro{display:block;margin-bottom:24px}h1{font-size:31px;letter-spacing:-.9px}.intro p{font-size:14px;margin-top:12px;max-width:330px}.summary{gap:27px;margin-top:20px}.summary strong{font-size:24px}.summary span{font-size:11px}.toolbar{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px 9px}.search-field{grid-column:1/-1}.sort-field{min-width:0}.author-options{width:min(330px,calc(100vw - 32px));max-height:330px}.table-topline{gap:8px;margin:15px 0 13px;align-items:flex-start}.table-topline p{font-size:11px;max-width:185px;padding-top:7px}.table-actions{flex-wrap:wrap;justify-content:flex-end;gap:5px}.table-actions>.text-button{order:2;font-size:11px}.view-switch button{font-size:11px;padding:5px 9px}.legend{gap:5px 12px;margin-bottom:14px;font-size:10px}.availability-key{font-size:9px}.periodic-table{min-width:1040px}.table-shell{margin-right:-16px;padding-right:16px}.mobile-hint{display:block;font-size:11px;color:var(--muted);margin-top:12px}.element-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.element-list .element{display:grid;grid-template-columns:36px 1fr;min-height:82px;gap:2px 6px;padding:10px}.element-list .atomic-number{position:absolute;top:7px;left:7px;font-size:8px}.element-list .symbol{grid-row:1/3;font-size:27px}.element-list .element-name{font-size:12px}.element-list .video-count{font-size:17px}.dialog-scroll{padding:22px 16px;max-height:95dvh}.element-dialog{width:96vw;max-width:96vw;border-radius:13px}.element-heading{gap:12px;flex-wrap:wrap;padding-right:22px}.element-badge{width:63px;height:68px}.element-badge strong{font-size:33px}.element-badge small{font-size:10px}.element-title-wrap h2{font-size:29px}.element-title-wrap .eyebrow{font-size:9px}.element-title-wrap>p:last-child{font-size:11px}.share{margin:0;font-size:11px}.dialog-toolbar{gap:9px;margin:17px 0 14px;padding-top:13px;align-items:center}.dialog-sort{gap:0}.dialog-sort label{display:none}.dialog-sort select{width:140px;font-size:12px}.dialog-toolbar p{font-size:11px!important}.dialog-close{top:9px;right:9px;width:32px;height:32px}.video-list{grid-template-columns:1fr;gap:25px}.video-card h3{font-size:16px;margin-top:10px}.video-channel{font-size:12px}.video-channel time{font-size:11px}.about-dialog .dialog-scroll{padding:30px 22px}.about-dialog h2{font-size:30px}.formula{font-size:12px;padding:12px}.formula span{display:block}}
@media(min-width:760px){.site-header{padding-block:9px}main{padding-top:18px}.intro{margin-bottom:18px}h1 span{display:inline}.table-topline{margin:11px 0 8px}.legend{margin-bottom:8px;gap:6px 12px;font-size:10px}.feature-poster{height:100%;max-height:calc(var(--cell-h)*3 - 18px);object-fit:cover}.symbol{font-size:clamp(15px,calc(var(--cell-h)*.38),36px);margin-top:0;transform:translateY(-1px)}.element-name{bottom:3px}.atomic-number,.video-count{font-size:clamp(7px,calc(var(--cell-h)*.16),12px)}}
@media(max-height:760px) and (min-width:760px){h1{font-size:27px}.intro p{font-size:13px;margin-top:5px}.summary strong{font-size:24px}.legend{font-size:9px;gap:5px 10px}.toolbar label,.field-label{font-size:11px;margin-bottom:4px}.table-topline{margin:9px 0 6px}.intro{margin-bottom:14px}.feature-copy p{font-size:11px}.feature-symbol{font-size:30px}.feature-heading strong{font-size:18px}}
.dialog-close,.formula{font-family:Arial,sans-serif}.feature-poster{object-fit:contain}
#theme{display:grid;place-items:center;flex:0 0 40px;width:40px;height:40px;padding:0;border-radius:50%}#theme:hover{background:var(--line)}#theme svg{display:block}.theme-sun,:root[data-theme=dark] #theme .theme-moon{display:none!important}:root[data-theme=dark] #theme .theme-sun{display:block!important}
#search:focus,#search:focus-visible{outline:none}
.element-list{grid-template-columns:repeat(auto-fit,minmax(var(--list-cell-min,300px),1fr));justify-content:stretch;gap:9px}.element-list .element{display:grid;grid-template-columns:var(--list-atomic,22px) var(--list-symbol,43px) minmax(0,1fr) var(--list-count,90px);gap:8px;min-height:64px;padding:12px;text-align:left}.element-list .element .atomic-number,.element-list .element .symbol,.element-list .element .element-name,.element-list .element .video-count{position:static;grid-row:auto;margin:0;transform:none;white-space:nowrap}.element-list .element .atomic-number{font-size:12px}.element-list .element .symbol{font-size:29px}.element-list .element .element-name{font-size:14px;overflow:hidden;text-overflow:ellipsis}.element-list .element .video-count{font-size:18px;text-align:right;opacity:1}
@media(max-width:400px){.element-list .element .element-name{font-size:13px}.element-list .element .video-count{font-size:17px}.element-list .element .symbol{font-size:27px}}
#periodic-table .element .atomic-number,#periodic-table .element .video-count{font-size:var(--cell-label-size,9px);line-height:1;top:4px;transform:scaleX(var(--cell-meta-scale,1))}
#periodic-table .element .atomic-number{left:var(--cell-meta-inset,4px);transform-origin:left top}
#periodic-table .element .video-count{right:var(--cell-meta-inset,4px);left:auto;bottom:auto;white-space:nowrap;opacity:.85;transform-origin:right top}
#periodic-table .element .element-name{font-size:var(--cell-label-size,clamp(9px,calc(var(--cell-w)*.17),14px))}
.video-count strong{font-weight:700}
.music-stop{position:fixed;right:18px;bottom:18px;z-index:10;display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:24px;background:var(--surface);box-shadow:var(--shadow);padding:9px 14px;font-size:13px}.music-stop svg{flex-shrink:0}dialog>.music-stop{position:absolute;right:14px;bottom:14px}
#page-title>span{color:inherit}#page-title em{font-style:normal;color:var(--accent)}
.bulum-dialog{width:min(440px,94vw);max-width:94vw}.bulum-dialog .dialog-scroll{padding:20px;scrollbar-gutter:auto}.bulum-dialog h2{font-size:22px;line-height:1.2;font-weight:400;padding-right:35px;margin-bottom:16px}.bulum-dialog .video-channel{margin-top:14px}#bulum-player{aspect-ratio:9/16;width:min(100%,calc((90dvh - 130px)*9/16));margin-inline:auto;background:#000}
.select-chevron{display:grid;place-items:center;width:14px;height:14px;line-height:1;flex:0 0 14px}.select-chevron svg{display:block}
.video-sentinel{height:1px;margin-top:1px}.more-videos{width:100%}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.about-dialog .formula{background:transparent;padding:0;border-radius:0;color:var(--muted)}

.poster-button,.feature-poster{position:relative;display:grid;place-items:center;container-type:size;contain:paint;isolation:isolate;overflow:hidden}
.thumbnail-content{display:block;position:relative;width:100%;height:100%;overflow:hidden;pointer-events:none;z-index:1}
.thumbnail-content img{display:block;width:100%;height:100%;max-width:none;object-fit:cover}
.has-crop .thumbnail-content{width:min(100cqw,calc(100cqh*var(--thumb-ratio)));height:min(100cqh,calc(100cqw/var(--thumb-ratio)))}
.has-crop .thumbnail-content img{position:absolute;width:calc(100%/var(--crop-width));height:calc(100%/var(--crop-height));left:calc(-100%*var(--crop-left)/var(--crop-width));top:calc(-100%*var(--crop-top)/var(--crop-height));object-fit:fill}
.has-matte::before{content:'';position:absolute;inset:-14px;background-image:var(--thumb-url);background-size:calc(100%/var(--crop-width)) calc(100%/var(--crop-height));background-position:center;filter:blur(16px);opacity:.3;pointer-events:none}
.play-triangle{z-index:2}
.feature-poster{width:min(49%,calc((var(--cell-h)*3 - 18px)*16/9));height:auto;aspect-ratio:16/9}
.table-feature{position:relative;min-height:0}.table-shell{overflow-y:hidden}
@media(min-width:760px){.table-shell{overflow:clip;overflow-clip-margin:6px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}

.summary strong{white-space:nowrap}
.select-chevron{display:flex;align-items:center;justify-content:center;flex:0 0 14px;width:14px;height:14px}
.select-chevron svg{display:block}
.select-control{position:relative;display:flex;align-items:center;min-width:0}
.select-control select{appearance:none;-webkit-appearance:none;display:block;padding-right:38px}
.select-control>.select-chevron{position:absolute;right:14px;top:50%;transform:translateY(-50%);pointer-events:none}
.table-topline{display:flex;align-items:flex-end;flex-wrap:wrap;gap:12px 16px;margin:12px 0 15px}
.table-topline>.toolbar{flex:1 1 600px;grid-template-columns:minmax(180px,320px) minmax(180px,280px) minmax(180px,190px);justify-content:start;gap:12px;min-width:0}
.table-topline>.toolbar>div{min-width:0}
.table-topline>.table-actions{flex:0 0 auto;margin-left:auto;align-self:flex-end;min-height:43px;gap:10px;flex-wrap:nowrap}
@media(max-width:759px){.table-topline{gap:9px;margin:14px 0}.table-topline>.toolbar{flex-basis:100%;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 9px}.table-topline>.table-actions{max-width:100%;gap:10px}.table-topline .author-options{width:min(330px,calc(100vw - 32px))}.table-topline .author-picker summary{padding-inline:10px;gap:7px}.table-topline #author-value{gap:8px}.table-topline .select-control>.select-chevron{right:11px}.table-topline .author-picker summary,.table-topline #metric{font-size:14px}.table-topline #metric{padding-inline:10px 32px}}