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100%;background-repeat:no-repeat;background-size:0% 2px;padding-block-end:2px}.card-a:hover .card-t,.sindex a:hover b{background-size:100% 2px}.card--feature .card-t{background-image:none}.ticker{display:grid}.ticker-item{opacity:0;transition:opacity var(--t-3) var(--ease-out), transform var(--t-3) var(--ease-out);pointer-events:none;visibility:hidden;grid-area:1/1;transform:translateY(8px)}.ticker-item.is-on{opacity:1;pointer-events:auto;visibility:visible;transform:none}.ticker-dots{gap:6px;margin-block-start:4px;display:flex}.ticker-dots button{background:var(--line-2);width:8px;height:8px;transition:width var(--t-2), background-color var(--t-2);border-radius:50%}.ticker-dots button[aria-current=true]{background:var(--sun-ink);width:22px}.live{border-radius:var(--pill);background:var(--paper-2);font-size:var(--fs-0);align-items:center;gap:14px;padding:10px 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65%,#0000);mask-image:linear-gradient(#000 65%,#0000)}.has-light{isolation:isolate;position:relative}.cursor-light{pointer-events:none;z-index:1;opacity:0;mix-blend-mode:multiply;width:600px;height:600px;transition:opacity var(--t-3);will-change:transform;background:radial-gradient(closest-side,#7c5cff21,#1a8dff0d 45%,#0000 70%);border-radius:50%;position:fixed;top:0;left:0}:root[data-theme=dark] .cursor-light,:root:not([data-theme=light]) .cursor-light{mix-blend-mode:screen;background:radial-gradient(closest-side,#7c5cff29,#1a8dff0d 45%,#0000 70%)}@media (prefers-color-scheme:light){:root:not([data-theme=dark]) .cursor-light{mix-blend-mode:multiply;background:radial-gradient(closest-side,#7c5cff21,#1a8dff0d 45%,#0000 70%)}}.cursor-light.is-on{opacity:1}@media (hover:none),(prefers-reduced-motion:reduce){.cursor-light{display:none}}:root[data-motion=off] .cursor-light{display:none}.marquee{padding-block:6px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,#0000,#000 6% 94%,#0000);mask-image:linear-gradient(90deg,#0000,#000 6% 94%,#0000)}.marquee-move{white-space:nowrap;animation:marquee-rtl var(--dur,40s) linear infinite;gap:10px;display:inline-flex}.marquee:hover .marquee-move{animation-play-state:paused}.marquee-item{border-radius:var(--pill);background:var(--surface);border:1px solid var(--line);min-height:36px;font-size:var(--fs-0);color:var(--ink-2);transition:background-color var(--t-2), color var(--t-2), border-color var(--t-2);align-items:center;gap:7px;padding-inline:14px;font-weight:600;display:inline-flex}.marquee-item:hover{background:var(--accent-soft);color:var(--accent);border-color:#0000}.marquee-item .ico{color:var(--pink)}.marquee-item:nth-child(3n) .ico{color:var(--azure)}.marquee-item:nth-child(3n+1) .ico{color:var(--violet)}@keyframes marquee-rtl{0%{transform:translate(0)}to{transform:translate(50%)}}.btn,.chip,.ibtn,.tile,.time{position:relative;overflow:hidden}.ripple{animation:ripple .6s var(--ease-out) 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.when-light,:root:not([data-theme=light]) .theme-btn .when-light{display:none}@media (prefers-color-scheme:light){:root:not([data-theme=dark]) .theme-btn .when-light{display:block}:root:not([data-theme=dark]) .theme-btn .when-dark{display:none}}.theme-switch::view-transition-old(root){mix-blend-mode:normal;animation:none}.theme-switch::view-transition-new(root){mix-blend-mode:normal;animation:none}.theme-switch::view-transition-new(root){z-index:1}.theme-switch::view-transition-old(root){z-index:0}@property --aurora{syntax:"<angle>";inherits:false;initial-value:0deg}.card--feature .card-a:before{content:"";border-radius:inherit;background:conic-gradient(from var(--aurora), var(--azure), var(--violet), var(--pink), var(--sun), var(--azure));-webkit-mask-composite:xor;opacity:.9;pointer-events:none;z-index:2;padding:2px;animation:12s linear infinite aurora;position:absolute;inset:-2px;-webkit-mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);-webkit-mask-position:0 0,0 0;mask-position:0 0,0 0;-webkit-mask-size:auto,auto;mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}@keyframes aurora{to{--aurora:360deg}}.card-a{position:relative}.card-a:after{content:"";border-radius:inherit;opacity:0;pointer-events:none;transition:opacity var(--t-2);z-index:3;background:linear-gradient(115deg,#0000 35%,#ffffff47 50%,#0000 65%) 120% 0/250% 100%;position:absolute;inset:0}.card-a:hover:after{opacity:1;animation:shine .9s var(--ease-out) forwards}@keyframes shine{to{background-position:-40% 0}}.card--feature .card-a:after{border-radius:var(--r-4)}.sindex .n{transition:color var(--t-2), text-shadow var(--t-2)}.sindex a:hover .n{color:var(--t-ink);text-shadow:0 0 18px var(--t-glow)}.sindex .cover{transition:transform var(--t-3) var(--ease-soft)}.sindex a:hover .cover{transform:rotate(-4deg)scale(1.08)}.sticky-bar.is-done .sticky-m{color:var(--pink-ink);animation:pop .6s var(--ease-spring);font-weight:800}@keyframes pop{0%{opacity:0;transform:scale(.6)}}.sec-h h2{display:inline-block;position:relative}.sec-h h2:after{content:"";background:var(--grad-light);width:0;height:3px;transition:width var(--t-4) var(--ease-out);border-radius:3px;position:absolute;inset-block-end:-6px;inset-inline-start:0}.sec-h.is-in h2:after,.sec-h:not(.reveal) h2:after{width:42px}@keyframes heart-pop{0%{transform:scale(1)}40%{transform:scale(1.3)}to{transform:scale(1)}}.save.is-popping{animation:heart-pop .42s var(--ease-spring)}@media (prefers-reduced-motion:reduce){.lightfield,.marquee-move,.brand .mark,.card--feature .card-a:before,.shimmer{animation:none!important}}@media print{:root{--paper:#fff;--ink:#000}.top,.tabbar,.foot,.lightfield,.rtools,.rpanel,.a11y,.a11y-panel,.progress,.share,.after-article,.adjacent,.article-toc,.article-side,.toasts,.skip,.comments,.phead-act,.shelf-sec{display:none!important}body{color:#000;background:#fff;font-size:12pt}.prose{max-width:none;font-size:12.5pt;line-height:1.6}.prose a{color:#000;text-decoration:none}.prose a[href^=http]:after{content:" (" attr(href) ")";color:#555;font-size:.8em}.cover{display:none}.phead{padding-block:0 12pt}.h-1{font-size:24pt}@page{margin:2cm}}