mark.hl{border-radius:var(--radius-xs);color:var(--foreground);cursor:pointer;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding:1px 0}mark.hl[data-c=lime],.lecture-highlight-swatch[data-c=lime]{background:var(--brand-sf-lime-500)}mark.hl[data-c=peach],.lecture-highlight-swatch[data-c=peach]{background:var(--brand-sf-peach-500)}mark.hl[data-c=purple],.lecture-highlight-swatch[data-c=purple]{background:var(--brand-sf-pink-500)}mark.hl[data-c=teal],.lecture-highlight-swatch[data-c=teal]{background:var(--brand-sf-blue-500)}.dark mark.hl[data-c=lime],.dark .lecture-highlight-swatch[data-c=lime]{background:var(--brand-sf-lime-800)}.dark mark.hl[data-c=peach],.dark .lecture-highlight-swatch[data-c=peach]{background:var(--brand-sf-peach-900)}.dark mark.hl[data-c=purple],.dark .lecture-highlight-swatch[data-c=purple]{background:var(--brand-sf-pink-900)}.dark mark.hl[data-c=teal],.dark .lecture-highlight-swatch[data-c=teal]{background:var(--brand-sf-blue-900)}[data-slot=lecture-transcript-actions] button:focus-visible{outline:2px solid var(--foreground);outline-offset:2px}[data-slot=hl-row] mark.hl{cursor:inherit;padding:1px 2px}@keyframes read-jump-flash{0%,26%{background:var(--muted);box-shadow:0 0 0 8px var(--muted)}38%{background:0 0;box-shadow:0 0 0 8px #0000}50%,78%{background:var(--muted);box-shadow:0 0 0 8px var(--muted)}to{background:0 0;box-shadow:0 0 0 8px #0000}}.hl-jump-flash{border-radius:var(--radius-sm);animation:1.5s ease-out forwards read-jump-flash}.read-cite{-webkit-user-select:none;user-select:none;vertical-align:middle;cursor:pointer;border:1px solid var(--border);background:var(--muted);width:auto;min-width:17px;height:17px;color:var(--muted-foreground);font-family:var(--font-sans);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;margin-left:.125rem;margin-right:.125rem;padding:0 3px;font-size:10.5px;font-weight:600;line-height:1;transition:color .1s,background-color .1s,border-color .1s;display:inline-flex;position:relative;top:-1px}.read-cite:hover,.read-cite:focus-visible{border-color:var(--foreground);background:var(--card);color:var(--foreground);outline:none}.read-cite[data-active=true]{border-color:var(--foreground);background:var(--foreground);color:var(--background)}[data-slot=read-player][data-playing=true] [data-read-player-time]{color:color-mix(in srgb, var(--background) 60%, transparent)}[data-slot=read-player][data-playing=true] [data-slot=dropdown-menu-trigger]{background:color-mix(in srgb, var(--background) 16%, transparent);color:var(--background)}[data-slot=read-player][data-playing=true] [data-slot=dropdown-menu-trigger]:hover{background:color-mix(in srgb, var(--background) 24%, transparent)}[data-slot=read-player][data-playing=true] [data-read-player-close]{color:color-mix(in srgb, var(--background) 65%, transparent)}[data-slot=read-player][data-playing=true] [data-read-player-close]:hover{background:color-mix(in srgb, var(--background) 15%, transparent)}[data-read-aloud-active]{background:var(--muted);border-radius:var(--radius-sm)}.read-article-prose blockquote[data-read-aloud-active]{background:color-mix(in srgb, var(--foreground) 18%, var(--muted))}.read-article-prose{font-family:var(--font-heading);color:var(--foreground);padding-top:1.75rem;font-size:1rem;font-weight:400;line-height:1.75rem}.read-article-prose h2{font-family:var(--font-heading);font-size:var(--text-2xl);font-weight:500;line-height:var(--leading-2xl);letter-spacing:0;margin:0;scroll-margin-top:1.5rem}.read-article-prose h3{font-family:var(--font-sans);font-size:var(--text-lg);font-weight:600;line-height:var(--leading-lg);letter-spacing:0;margin:0}.read-article-prose p{margin-bottom:1.5rem}.read-article-prose li{font-size:1rem;line-height:1.75rem}.read-article-prose ul,.read-article-prose ol{margin:0 0 1.5rem;padding-left:22px}.read-article-prose ul{list-style-type:disc}.read-article-prose ol{list-style-type:decimal}.read-article-prose blockquote{border-left:3px solid var(--foreground);border-radius:0 var(--radius-md) var(--radius-md) 0;background:var(--muted);margin:0 0 1.5rem;padding:1rem 1.25rem;font-size:16px}.read-article-prose blockquote p{margin-bottom:0}.read-article-prose em{font-family:var(--font-heading);font-style:italic;font-weight:400}.read-article-prose strong{font-weight:700}.read-article-prose figure{flex-direction:column;align-items:center;gap:.625rem;margin:2rem 0;display:flex}.read-article-prose img{border-radius:var(--radius-lg);border:1px solid var(--border);width:100%;max-width:640px;height:auto;margin:2rem auto;display:block}.read-article-prose figure img{margin:0}.read-article-prose [data-slot=read-illustration-frame]{width:100%;max-width:640px}.read-article-prose [data-slot=read-illustration-shimmer]{aspect-ratio:16/9;border:1px solid var(--border)}@keyframes read-illustration-breathe{0%,to{background-color:var(--read-shimmer-dim)}50%{background-color:var(--read-shimmer-lit)}}@keyframes read-illustration-sweep{0%{transform:translate(-120%)skew(-12deg)}to{transform:translate(120%)skew(-12deg)}}.read-illustration-shimmer-base{--read-shimmer-dim:color-mix(in oklab, var(--muted) 74%, var(--foreground));--read-shimmer-lit:color-mix(in oklab, var(--muted) 92%, var(--foreground));animation:1.8s ease-in-out infinite read-illustration-breathe}.dark .read-illustration-shimmer-base{--read-shimmer-dim:var(--muted);--read-shimmer-lit:color-mix(in oklab, var(--muted) 88%, var(--foreground))}.read-illustration-shimmer-sweep{--read-shimmer-band:#fffffff2;background-image:linear-gradient(100deg, transparent 0%, color-mix(in oklab, var(--read-shimmer-band) 40%, transparent) 30%, var(--read-shimmer-band) 50%, color-mix(in oklab, var(--read-shimmer-band) 40%, transparent) 70%, transparent 100%);width:55%;animation:1.5s cubic-bezier(.45,0,.55,1) infinite read-illustration-sweep}.dark .read-illustration-shimmer-sweep{--read-shimmer-band:#ffffff29}.read-illustration-shimmer-sweep[data-sweep=trailing]{opacity:.6;animation-delay:.75s}@media (prefers-reduced-motion:reduce){.read-illustration-shimmer-base,.read-illustration-shimmer-sweep{animation:none}.read-illustration-shimmer-sweep{display:none}}.read-article-prose figcaption{text-align:center;max-width:640px;font-family:var(--font-sans);color:var(--muted-foreground);font-size:12.5px;line-height:18px}.read-article-prose table{border-collapse:collapse;width:100%;margin:1.5rem 0;font-size:.9rem}.read-article-prose th,.read-article-prose td{border:1px solid var(--border);text-align:left;padding:.4rem .6rem}.read-article-prose .katex{color:inherit;font-size:1.05em}.read-article-prose .katex-display{margin:1rem 0;overflow:auto hidden}.read-article-prose .katex-error,.read-article-prose span[title*=ParseError],.read-article-prose span[title*="KaTeX parse error"]{display:none!important}.lecture-highlight-ring[data-c=lime]{stroke:var(--brand-sf-lime-500)}.dark .lecture-highlight-ring[data-c=lime]{stroke:var(--brand-sf-lime-800)}.lecture-highlight-ring[data-c=peach]{stroke:var(--brand-sf-peach-500)}.dark .lecture-highlight-ring[data-c=peach]{stroke:var(--brand-sf-peach-900)}.lecture-highlight-ring[data-c=purple]{stroke:var(--brand-sf-pink-500)}.dark .lecture-highlight-ring[data-c=purple]{stroke:var(--brand-sf-pink-900)}.lecture-highlight-ring[data-c=teal]{stroke:var(--brand-sf-blue-500)}.dark .lecture-highlight-ring[data-c=teal]{stroke:var(--brand-sf-blue-900)}
mark.lecture-emphasis-mark{outline:2px dashed var(--muted-foreground);outline-offset:2px;border-radius:var(--radius-sm);-webkit-box-decoration-break:clone;box-decoration-break:clone;cursor:default;background:0 0;border:none;margin:0;padding:0}.lecture-emphasis-cue{z-index:60;border-radius:var(--radius-full);border:1px solid var(--border);background:var(--popover);max-width:min(240px,70vw);color:var(--popover-foreground);box-shadow:var(--shadow-md);font-family:var(--font-sans);letter-spacing:-.01em;white-space:nowrap;pointer-events:auto;align-items:center;padding:.28em .65em;font-size:.6875rem;font-weight:500;line-height:1.35;display:inline-grid;position:fixed;transform:translateY(-100%)}.lecture-emphasis-label,.lecture-emphasis-actions{grid-area:1/1;justify-content:center;align-items:center;gap:.35em;transition:opacity .15s,transform .15s;display:inline-flex}.lecture-emphasis-actions{opacity:0;pointer-events:none;gap:5px;transform:scale(.9)}.lecture-emphasis-cue:hover .lecture-emphasis-label,.lecture-emphasis-cue:focus-within .lecture-emphasis-label{opacity:0;transform:scale(.9)}.lecture-emphasis-cue:hover .lecture-emphasis-actions,.lecture-emphasis-cue:focus-within .lecture-emphasis-actions{opacity:1;pointer-events:auto;transform:scale(1)}.lecture-emphasis-swatch,.lecture-emphasis-dismiss{cursor:pointer;border:0;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;padding:0;display:inline-flex}.lecture-emphasis-swatch:hover,.lecture-emphasis-dismiss:hover{box-shadow:0 0 0 2px var(--popover-foreground)}.lecture-emphasis-swatch:focus-visible,.lecture-emphasis-dismiss:focus-visible{outline:2px solid var(--ring);outline-offset:2px}.lecture-emphasis-divider{background:var(--border);width:1px;height:16px;margin:0 2px}.lecture-emphasis-dismiss{color:var(--popover-foreground);background:0 0}.lecture-emphasis-mark{color:var(--foreground)}.lecture-transcript-snippet:has([data-cue-open])>[role=toolbar]{visibility:hidden!important;opacity:0!important;pointer-events:none!important}@media (prefers-reduced-motion:reduce){.lecture-emphasis-label,.lecture-emphasis-actions{transition:none}}
.recap-highlight-scroll{container-type:inline-size}.recap-sticky-bar{width:100cqw}.recap-sticky-bar .recap-player-controls{gap:10px}.recap-sticky-bar button[aria-label=Play],.recap-sticky-bar button[aria-label=Pause]{width:40px;height:40px}.recap-being-read{color:var(--foreground);background:var(--muted);box-shadow:0 0 0 5px var(--muted);border-radius:var(--radius-sm);transition:background-color .16s,box-shadow .16s}.recap-highlight-drawer [data-slot=read-highlights]{height:100%;max-height:100%}@container (max-width:620px){.recap-player-controls{flex-wrap:wrap;justify-content:center;gap:12px 20px;display:flex!important}.recap-player-controls .recap-volume-controls{order:1}.recap-player-controls .recap-transport{flex-basis:100%;order:0}.recap-player-controls .recap-highlight-controls{order:2}}@media (max-width:900px){.recap-highlight-drawer{max-width:90vw;position:absolute;inset:0 auto 0 0;box-shadow:0 8px 32px #0003}}@keyframes recap-highlight-jump{0%,26%,50%,78%{background-color:var(--muted);box-shadow:0 0 0 5px var(--muted)}38%{background-color:#0000;box-shadow:0 0 0 5px #0000}}.recap-highlight-jump{border-radius:var(--radius-sm);animation:1.5s ease-out recap-highlight-jump}@media (prefers-reduced-motion:reduce){.recap-highlight-jump{outline:2px solid var(--ring);outline-offset:4px;animation:none}}.recap-sticky-bar .recap-player-controls{grid-template-areas:"identity transport tools";gap:12px 16px;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr)!important;display:grid!important}.recap-sticky-identity{grid-area:identity}.recap-sticky-bar .recap-transport{grid-area:transport;justify-self:center}.recap-sticky-tools{grid-area:tools}@container (max-width:1250px){.recap-sticky-bar .recap-player-controls{grid-template-areas:"identity transport.""tools tools tools"}}@container (max-width:620px){.recap-sticky-bar .recap-player-controls{grid-template-areas:"identity""transport""tools";grid-template-columns:minmax(0,1fr)!important}.recap-sticky-tools{flex-wrap:wrap;justify-content:center}}
.sf-cal-input::-webkit-contacts-auto-fill-button{visibility:hidden!important;pointer-events:none!important;width:0!important;height:0!important;margin:0!important;padding:0!important;display:none!important;position:absolute!important;right:0!important}.sf-cal-input::-webkit-credentials-auto-fill-button{visibility:hidden!important;pointer-events:none!important;width:0!important;height:0!important;margin:0!important;padding:0!important;display:none!important;position:absolute!important;right:0!important}