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var(--font-sans);transition:var(--transition-default)}.tb-toggle:hover{background:var(--color-warm-subtle-hover);box-shadow:var(--shadow-warm-md)}.tb-toggle:active{transform:var(--press-scale);box-shadow:var(--shadow-warm-sm)}.tb-toggle .chev{transition:transform var(--duration-fast) var(--ease-premium)}.tb-toggle[aria-expanded=false] .chev{transform:rotate(-90deg)}.tb-toggle .dot{width:6px;height:6px;border-radius:var(--radius-full);background:var(--color-copper);display:none}.tb-toggle[aria-expanded=false][data-filter-active=true] .dot{display:inline-block}.tb-filterbar{position:sticky;top:var(--library-header-height);z-index:5;display:flex;align-items:center;flex-wrap:wrap;gap:var(--space-s);padding:var(--space-s) var(--space-l);background:var(--surface-peach);border-bottom:1px solid var(--border-warm);max-height:200px;overflow:hidden;transition:max-height var(--duration-default) var(--ease-premium),padding var(--duration-default) var(--ease-premium),opacity var(--duration-default) var(--ease-premium),border-bottom-color var(--duration-default) var(--ease-premium)}.tb-filterbar[data-collapsed=true]{max-height:0;padding-top:0;padding-bottom:0;opacity:0;border-bottom-color:transparent;pointer-events:none}@media (prefers-reduced-motion:reduce){.tb-filterbar{transition:none}}.tb-divider{width:1px;height:24px;background:var(--border-warm)}.tb-spacer{flex:1 1 auto}.tb-sortwrap{position:relative}.tb-sort{display:inline-flex;align-items:center;gap:var(--space-xs);height:var(--btn-height-md);padding:0 12px;border:1px solid var(--border-warm);border-radius:var(--radius-navsq);background:var(--veil-white-55);box-shadow:var(--shadow-warm-sm);color:var(--color-slate);font:var(--weight-label) var(--label-size) var(--font-sans);cursor:pointer;transition:var(--transition-default)}.tb-sort:hover{background:var(--color-warm-subtle-hover);box-shadow:var(--shadow-warm-md)}.tb-sort:active{transform:var(--press-scale);box-shadow:var(--shadow-warm-sm)}.tb-sort 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var(--ease-premium)}.tb-menu-item:hover{background:var(--hover-warm-bg);color:var(--color-charcoal)}.tb-menu-item[aria-checked=true]{color:var(--color-clay);font-weight:var(--weight-heading)}.tb-menu-item .tick{opacity:0}.tb-menu-item[aria-checked=true] .tick{opacity:1}.tb-segmented{padding:var(--radius-xs);background:var(--surface-primary);border:1px solid var(--border-warm);border-radius:var(--radius-md)}.tb-seg,.tb-segmented{display:inline-flex;align-items:center;gap:var(--radius-xs)}.tb-seg{height:var(--btn-height-sm);padding:0 12px;border:none;background:transparent;color:var(--color-slate);font:var(--weight-label) var(--label-size) var(--font-sans);cursor:pointer;border-radius:var(--radius-sm);transition:var(--transition-default);white-space:nowrap}.tb-seg:hover{background:var(--hover-warm-bg);color:var(--color-charcoal)}.tb-seg[aria-pressed=true]{background:var(--color-copper);color:var(--color-white);box-shadow:var(--shadow-warm-sm)}.tb-seg 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var(--font-sans);letter-spacing:var(--ls-wide);text-transform:uppercase;color:var(--color-clay)}.bf-tags{display:flex;flex-wrap:wrap;gap:var(--space-xs)}.bf-tag{display:inline-flex;align-items:center;gap:var(--radius-xs);height:var(--btn-height-md);padding:0 var(--space-s);border:1px solid var(--border-warm);border-radius:var(--radius-md);background:var(--control-bg);box-shadow:var(--control-shadow);color:var(--color-slate);font:var(--weight-label) var(--label-size) var(--font-sans);cursor:pointer;transition:var(--transition-default);white-space:nowrap}.bf-tag:hover{background:var(--control-hover-bg);transform:var(--hover-lift);box-shadow:var(--control-hover-shadow)}.bf-tag:active{transform:var(--control-press)}.bf-tag[aria-pressed=true]{background:var(--color-copper);color:var(--color-white);border-color:var(--color-copper);box-shadow:var(--shadow-warm-sm)}.bf-tag .tick{width:0;overflow:hidden;display:inline-flex;align-items:center;transition:width var(--duration-fast) var(--ease-premium)}.bf-tag[aria-pressed=true] .tick{width:var(--space-s)}.bf-meta{font-size:var(--type-caption);color:var(--color-muted);padding-top:var(--space-xs)}.bf-meta b{color:var(--color-slate);font-weight:var(--weight-heading);font-variant-numeric:tabular-nums}.lib-browse{display:flex;flex-direction:column;min-height:100%}.lib-browse--bar{display:contents}.library-canvas:has(.lib-browse){padding-top:0;padding-left:0;padding-right:0}.lib-browse .tb{display:contents}.lib-browse .tb-tier1{flex:none;transition:background-color var(--duration-default,.2s) var(--ease-premium,ease)}.lib-browse .tb-tier2{position:sticky;top:0;z-index:6;flex:none;transition:background-color var(--duration-default,.2s) var(--ease-premium,ease),box-shadow var(--duration-default,.2s) var(--ease-premium,ease)}.library-main[data-scrolled=true] .lib-browse .tb-tier1,.library-main[data-scrolled=true] .lib-browse .tb-tier2{background:var(--canvas-ambient-top)}.library-main[data-scrolled=true] .lib-browse 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0;font-family:var(--font-sans),system-ui,sans-serif;font-size:11.5px;letter-spacing:.02em;color:var(--color-muted)}.library-foyer-footer,.library-foyer-footer-row{display:flex;align-items:center;justify-content:center}.library-foyer-footer-row{gap:8px}.library-foyer-footer-disclosure{font-size:10.5px;letter-spacing:.04em;text-transform:uppercase;opacity:.85}.library-foyer-footer svg{color:var(--color-copper)}.library-foyer-footer-dot{width:3px;height:3px;border-radius:var(--radius-full);background:currentColor;opacity:.5}.library-foyer-hero{display:flex;flex-direction:column;gap:var(--space-s);position:relative;z-index:2;max-width:var(--layout-foyer-max);padding-left:var(--space-xs)}.library-foyer-title{font-family:var(--font-serif),"Lora","Georgia",serif;font-size:var(--foyer-display-size);font-weight:calc(400 + var(--serif-weight-boost));line-height:var(--lh-tight);letter-spacing:var(--ls-tight);color:var(--color-clay);margin:0;margin-inline-start:-.03em;text-wrap:balance;font-synthesis:none}.library-foyer-title em{font-style:normal;font-weight:inherit;color:inherit;font-optical-sizing:auto;font-variation-settings:normal}.library-foyer-intro{font-family:var(--font-sans),"Inter",system-ui,sans-serif;font-style:normal;font-weight:400;font-size:var(--foyer-intro-size);line-height:var(--leading-intro);color:var(--color-slate);margin:0;max-width:var(--measure-intro);text-wrap:pretty}.library-foyer-hint{margin-top:var(--space-xs);font-size:var(--type-micro);font-weight:var(--weight-label);color:var(--color-clay);text-transform:uppercase;letter-spacing:var(--ls-wide)}.library-foyer-starters{display:flex;flex-wrap:wrap;gap:var(--space-s);margin-top:0}.library-foyer-shelf-loading{min-height:180px;border-radius:var(--radius-lg);background-color:var(--color-copper-tint);background-image:linear-gradient(100deg,transparent 8%,var(--skeleton-sweep) 50%,transparent 92%);background-size:220% 100%;background-repeat:no-repeat;background-position:170% 0;animation:library-skeleton-sweep 2.6s ease-in-out infinite;animation-delay:var(--shelf-stage,0s)}.library-foyer-shelf-empty{font-size:var(--type-micro);color:var(--color-muted);margin:0}@media (prefers-reduced-motion:reduce){.library-foyer-shelf-loading{animation:none;background-image:none}}@media (max-width:640px){.library-canvas:has(.library-foyer){padding:var(--space-m) var(--space-m) calc(var(--space-m) + var(--library-bottom-clearance))}}@container library-canvas (max-width: 520px){.library-foyer-title{font-size:2.25rem;line-height:1.1}.library-foyer-intro{text-wrap:balance}}.library-empty{display:flex;flex:1;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-m);padding:var(--space-xl) var(--space-l);text-align:center;color:var(--color-muted);margin-top:-4px}.library-empty-icon{color:var(--color-copper);opacity:.5}.library-back-btn:focus-visible,.library-card-action:focus-visible,.library-card:focus-visible,.library-chip:focus-visible,.sidebar-chat-chip:focus-visible,.sidebar-chat-send:focus-visible{outline:2px solid var(--color-copper);outline-offset:2px;box-shadow:0 0 0 4px var(--surface-warm-linen)}@media (max-width:1023.98px){:root{--library-sheet-handle-h:56px;--library-bottom-clearance:calc(var(--library-sheet-handle-h) + env(safe-area-inset-bottom, 0px))}.library-split{flex-direction:column}.library-chat-reopen,.library-split[data-chat=collapsed] .library-chat-reopen{display:none}.library-split[data-chat=collapsed] .library-sidebar{display:flex}.library-sidebar{position:fixed;left:var(--nav-rail-w);right:0;bottom:0;width:auto;min-width:unset;max-width:unset;height:var(--sheet-h-peek);display:flex;flex-direction:column;overflow:hidden;border:none;border-top:1px solid var(--border-warm-input);border-top-left-radius:var(--radius-lg);border-top-right-radius:var(--radius-lg);box-shadow:var(--shadow-warm-lg-up);z-index:50;transition:height .3s ease}.library-sidebar[data-snap=half]{height:var(--sheet-h-half)}.library-sidebar[data-snap=full]{height:var(--sheet-h-full)}.library-sheet-content{flex:1 1 auto;min-height:0;overflow-y:auto}@media (prefers-reduced-motion:reduce){.library-sidebar{transition:none}}.library-sheet-handle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3xs);flex:0 0 var(--library-sheet-handle-h);height:var(--library-sheet-handle-h);width:100%;border:none;background:transparent;color:var(--color-charcoal);font-size:var(--type-body);font-weight:var(--weight-heading);cursor:grab;touch-action:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.library-sheet-handle:active{cursor:grabbing}.library-sheet-grabber{width:36px;height:4px;border-radius:var(--radius-full);background:color-mix(in srgb,var(--color-charcoal) 50%,transparent)}.library-sheet-handle-label{font-size:var(--type-body);line-height:1}.library-sidebar[data-snap=full] .library-sheet-handle,.library-sidebar[data-snap=half] .library-sheet-handle{flex-basis:auto;height:auto;padding-block:var(--space-xs)}.library-sidebar[data-snap=full] .library-sheet-handle-label,.library-sidebar[data-snap=half] .library-sheet-handle-label{display:none}.library-sidebar[data-snap=peek]{background:linear-gradient(180deg,var(--color-copper) 0,var(--color-copper-active) 55%);border-top-color:var(--color-clay);box-shadow:var(--shadow-glow-copper)}.library-sidebar[data-snap=peek] .library-sheet-handle,.library-sidebar[data-snap=peek] .library-sheet-handle-label{color:var(--color-white)}.library-sidebar[data-snap=peek] .library-sheet-grabber{background:var(--white-a70)}.library-sheet-backdrop{position:fixed;inset:0;z-index:49;background:var(--scrim-charcoal);backdrop-filter:blur(2px)}.library-resizer{display:none}#library-chat-sheet .sidebar-chat-header{gap:10px;padding:0 var(--space-s) 10px}#library-chat-sheet .sidebar-chat-title{font-size:19px;line-height:1.15}#library-chat-sheet .sidebar-chat-sub{font-size:11.5px}#library-chat-sheet .sidebar-chat-collapse{width:44px;height:44px;border:none;background:transparent}#library-chat-sheet .sidebar-chat-collapse:hover{border-color:transparent;background:var(--hover-warm-bg)}#library-chat-sheet .sidebar-chat-footer{padding:0;border-top:none}#library-chat-sheet .sidebar-chat-input-form{display:flex;align-items:center;gap:var(--space-xs);width:auto;margin:var(--space-3xs) var(--space-s) 12px;padding:6px 6px 6px var(--space-s);background:var(--surface-primary);border:1px solid var(--border-warm-input);border-radius:var(--chat-input-compact-border-radius);box-shadow:var(--shadow-warm-md);transition:border-color var(--duration-default) var(--ease-premium),box-shadow var(--duration-default) var(--ease-premium)}}@media (max-width:1023.98px){#library-chat-sheet .sidebar-chat-input-form:focus-within{border-color:var(--color-copper);box-shadow:var(--shadow-focus-composer)}#library-chat-sheet .sidebar-chat-input{flex:1 1 auto;width:auto;min-height:0;max-height:96px;padding:var(--space-xs) 0;border:none;border-radius:0;background:transparent;box-shadow:none;font-size:16px;line-height:24px}#library-chat-sheet .sidebar-chat-input:focus{border-color:transparent;box-shadow:none}#library-chat-sheet .sidebar-chat-input::-moz-placeholder{font-size:16px}#library-chat-sheet .sidebar-chat-input::placeholder{font-size:16px}#library-chat-sheet .sidebar-chat-send{position:static;width:36px;height:36px;margin:0;border-radius:var(--radius-full);background:var(--figure-submit-gradient);box-shadow:var(--figure-submit-glow)}#library-chat-sheet .sidebar-chat-send:hover{background:var(--figure-submit-gradient-hover);transform:translateY(-1px)}}@media (max-width:767.98px){:root{--library-header-height:64px;--library-bottom-clearance:calc(var(--library-sheet-handle-h) + var(--tabbar-h))}.library-sidebar{left:0;bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom, 0px));width:100%}.library-toolbar-row{padding-inline:var(--space-m)}.library-canvas{padding:var(--space-m);padding-bottom:calc(var(--space-m) + var(--library-bottom-clearance));gap:var(--space-s)}.tb-header.is-detail{padding-inline:var(--space-m)}.library-search{width:100%}.library-grid{grid-template-columns:1fr;gap:var(--space-s)}.library-toolbar{flex-wrap:wrap}.library-chip-row{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}.library-chip-row::-webkit-scrollbar{display:none}.library-chip{white-space:nowrap;flex-shrink:0}.library-foyer .library-foyer-starters{margin-inline:calc(-1 * (var(--space-m) + var(--space-xs))) calc(-1 * var(--space-m));padding-inline:calc(var(--space-m) + var(--space-xs)) var(--space-m);scroll-snap-type:x proximity;scroll-padding-inline-start:calc(var(--space-m) + var(--space-xs));padding-block:var(--space-xs);margin-block:calc(-1 * var(--space-xs))}.library-foyer .library-foyer-starters .library-chip{scroll-snap-align:start}.library-empty{padding:var(--space-l) var(--space-m)}.library-empty .library-chip-row{grid-template-columns:1fr;overflow-x:visible}.library-empty .library-chip{white-space:normal}}@media (max-width:430px){.tb-header.is-detail{padding-inline:var(--space-s)}}.related-shelf{margin-top:clamp(var(--space-s),3cqi,var(--space-l))}.related-strip{display:flex;gap:var(--space-m);overflow-x:auto;padding-bottom:var(--space-s);-ms-overflow-style:none;scrollbar-width:none}.related-strip::-webkit-scrollbar{display:none}.related-strip .pcard{min-width:var(--related-card-min);max-width:var(--related-card-max);flex:0 0 auto}.pcard--skeleton{cursor:default;pointer-events:none}.pcard--skeleton .pcard-thumb,.pcard--skeleton .skeleton-line{background-color:var(--skeleton-well-quiet);background-image:linear-gradient(100deg,transparent 8%,var(--skeleton-sweep) 50%,transparent 92%);background-size:220% 100%;background-repeat:no-repeat;background-position:170% 0;animation:library-skeleton-sweep 2.6s ease-in-out infinite;animation-delay:var(--wave-delay,0s)}.pcard--skeleton:first-child{--wave-delay:0s}.pcard--skeleton:nth-child(2){--wave-delay:0.14s}.pcard--skeleton:nth-child(3){--wave-delay:0.28s}.pcard--skeleton:nth-child(n+4){--wave-delay:0.42s}.pcard--skeleton .skeleton-line{display:block;height:.75rem;border-radius:var(--radius-sm)}.pcard--skeleton .skeleton-line--eyebrow{width:40%;height:.6rem;margin-bottom:4px}.pcard--skeleton .skeleton-line--title{width:85%;margin-bottom:8px}.pcard--skeleton .skeleton-line--desc{width:65%}@media (prefers-reduced-motion:reduce){.pcard--skeleton .pcard-thumb,.pcard--skeleton .skeleton-line{animation:none;background-image:none;opacity:.85}}.tb-header.is-detail{min-height:72px;position:static;background:transparent;border-bottom-color:transparent}.tb-header.is-detail.is-elevated{box-shadow:none}.tb-header.is-detail .tb-context{flex-direction:row;align-items:center;gap:var(--space-s)}.tb-back{flex:0 0 auto;display:inline-flex;align-items:center;gap:var(--space-xs);height:var(--btn-height-md);padding:0 16px;border:1px solid var(--border-warm);border-radius:var(--radius-navsq);background:var(--veil-white-55);box-shadow:var(--shadow-warm-sm);color:var(--color-charcoal);font:var(--weight-label) var(--label-size) var(--font-sans);cursor:pointer;transition:var(--transition-default)}.tb-back:hover{background:var(--color-warm-subtle-hover);box-shadow:var(--shadow-warm-md)}.tb-back:active{transform:var(--press-scale);box-shadow:var(--shadow-warm-sm)}.tb-back .tb-back-icon{width:14px;height:14px;flex:none;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.library-detail{max-width:980px;margin-inline:auto;width:100%}.detail-media{width:100%;aspect-ratio:16/9;border-radius:var(--radius-lg);overflow:hidden;position:relative;background:var(--surface-warm-linen);box-shadow:var(--shadow-warm-md);margin-bottom:var(--space-l);scroll-margin-top:var(--space-l)}.detail-media.is-player{aspect-ratio:auto;background:transparent}.detail-media.is-player>*{display:block;width:100%}.detail-media .pcard-cover{position:absolute;inset:0}.detail-media .pcard-play{width:var(--detail-play-size);height:var(--detail-play-size);box-shadow:var(--shadow-warm-md),0 0 0 var(--detail-play-ring) var(--play-ring-color)}.detail-media .sarah-video-inline-container{max-width:100%;margin:0;border:none;border-radius:0;box-shadow:none}.detail-chapters{display:flex;flex-direction:column;gap:var(--space-s);margin-top:0}.detail-chapters .detail-eyebrow{margin-bottom:0}.detail-chapters .library-chip-row{display:flex;flex-wrap:wrap;gap:var(--space-s)}.detail-chapters .library-chip{width:auto;min-height:0;justify-content:flex-start;gap:6px;padding:10px 18px;border-radius:var(--radius-md);border-color:var(--border-warm-input);box-shadow:var(--shadow-warm-sm);color:var(--color-charcoal);font-size:var(--type-caption);font-weight:var(--weight-body);white-space:nowrap}.detail-chapters .library-chip:hover{background:var(--control-hover-bg);transform:var(--hover-lift);box-shadow:var(--control-hover-shadow)}.detail-chapters .chapter-time{color:var(--color-copper);font-weight:var(--weight-label);font-variant-numeric:tabular-nums}.detail-chapters .chapter-sep{color:var(--color-muted)}.detail-chapters .chapter-label{color:var(--color-charcoal)}.detail-eyebrow{font-size:var(--type-micro);font-weight:var(--weight-label);text-transform:uppercase;letter-spacing:var(--ls-wide);color:var(--color-clay);margin-bottom:var(--space-xs)}.detail-title{font-family:var(--font-serif),"Lora","Georgia",serif;font-size:var(--type-display);font-weight:calc(var(--weight-heading) + var(--serif-weight-boost));line-height:var(--lh-heading);letter-spacing:var(--ls-tight);color:var(--color-charcoal);margin:0 0 var(--space-s);max-width:var(--measure-detail-title)}.detail-meta{display:flex;align-items:center;gap:var(--space-s);flex-wrap:wrap;margin-bottom:var(--space-m);color:var(--color-muted)}.detail-meta,.detail-speaker{font-size:var(--type-caption)}.detail-speaker{font-family:var(--font-serif),"Lora","Georgia",serif;font-style:italic;font-weight:calc(400 + var(--serif-weight-boost));color:var(--color-slate)}.detail-meta .pcard-tag{display:inline-flex;align-items:center;padding:4px var(--space-xs);background:var(--color-slate-tint-7);color:var(--color-muted);border-radius:var(--radius-xs);font-size:var(--type-micro);font-weight:var(--weight-label)}.detail-body{max-width:var(--measure-prose);font-size:var(--type-body);line-height:var(--lh-body);color:var(--color-slate);margin:0 0 var(--space-l)}.detail-body p{margin:0 0 var(--space-s)}.detail-body>:last-child{margin-bottom:0}.detail-body p.detail-footnote{font-size:var(--type-caption);color:var(--color-ink-muted)}.detail-body p+p.detail-footnote{margin-top:var(--space-m)}.detail-body p.detail-footnote+p.detail-footnote{margin-top:0}.library-detail>.detail-body:last-child,.sidebar-chat-bubble-content .markdown-content li:last-child,.sidebar-chat-bubble-content .markdown-content>:last-child{margin-bottom:0}.typewriter-cursor{display:inline-block;width:2px;height:1em;background:var(--color-copper);margin-left:2px;vertical-align:text-bottom;animation:typewriter-blink .8s step-end infinite}@keyframes typewriter-blink{0%,to{opacity:1}50%{opacity:0}}@supports (view-transition-name:none){::view-transition-group(detail-media){animation-duration:var(--vt-duration-media);animation-timing-function:var(--ease-premium)}}@media (prefers-reduced-motion:reduce){.reveal-on-scroll,.stagger-in{opacity:1!important;transform:none!important;animation:none!important}.library-card:hover,.library-card:hover .library-card-play,.library-card:hover .library-card-thumb img{transform:none}::view-transition-group(*),::view-transition-new(*),::view-transition-old(*){animation-duration:.01ms!important}}[data-palette^=parchment] .library-canvas-wrap{background:var(--color-surface-ivory)}[data-palette=parchment-blaze] .library-canvas-wrap{background:var(--wash-canvas-ambient)}[data-palette^=parchment] .library-ambient,[data-palette^=parchment] .library-bloom-bottom,[data-palette^=parchment] .library-bloom-top{display:none}[data-palette^=parchment] .library-main[data-scrolled=true] .lib-browse .tb-tier1,[data-palette^=parchment] .library-main[data-scrolled=true] .lib-browse .tb-tier2{background:var(--color-surface-ivory)}[data-palette=parchment-blaze] .library-main[data-scrolled=true] .lib-browse .tb-tier1,[data-palette=parchment-blaze] .library-main[data-scrolled=true] .lib-browse .tb-tier2{background:var(--canvas-ambient-top)}[data-palette^=parchment] .library-toolbar{background:var(--color-surface-panel);backdrop-filter:none;border-bottom:1px solid var(--color-surface-hairline-subtle)}[data-palette^=parchment] .library-card{background:var(--color-surface);border:1px solid var(--color-surface-hairline-subtle);border-radius:14px;padding:var(--space-xs);box-shadow:0 1px 2px color-mix(in srgb,var(--color-ink) 4%,transparent);transition:border-color .22s ease,box-shadow .22s ease}[data-palette^=parchment] .library-card:hover{border-color:var(--color-surface-hairline-strong);box-shadow:0 2px 8px color-mix(in srgb,var(--color-ink) 6%,transparent);transform:none}[data-palette^=parchment] .library-card-media,[data-palette^=parchment] .library-card-thumb{border-radius:6px;background:var(--color-media-wash)}[data-palette^=parchment] .library-card[data-type=pdf] .library-card-media{background:var(--color-surface-accent-soft)}[data-palette^=parchment] .library-card-body{padding:16px var(--space-xs) var(--space-xs)}[data-palette^=parchment] .library-card-meta{padding-top:12px;border-top:1px solid var(--color-surface-hairline-subtle);color:var(--color-ink-subtle)}[data-palette^=parchment] .library-card-eyebrow{color:var(--color-accent-deep)}[data-palette^=parchment] .library-card-title{color:var(--color-ink)}[data-palette^=parchment] .library-card-desc{color:var(--color-ink-muted);text-wrap:pretty}[data-palette^=parchment] .library-card-badge,[data-palette^=parchment] .library-card-badge[data-type=pdf],[data-palette^=parchment] .library-card-badge[data-type=video]{background:var(--color-status-active-bg);color:var(--color-status-active-fg)}[data-palette^=parchment] .cc-rail{background:var(--color-surface-bg);border-right:1px solid var(--color-surface-hairline-subtle)}@media (max-width:1023.98px){[data-palette^=parchment] .library-sidebar{border-left:none;border-right:none}[data-palette^=parchment] .library-sidebar[data-snap=peek]{background:linear-gradient(180deg,var(--color-accent) 0,var(--color-accent-active) 55%);border-top-color:var(--color-accent-active)}[data-palette^=parchment] .library-sidebar[data-snap=peek] .library-sheet-grabber{background:var(--white-a80)}}[data-palette^=parchment] .library-foyer-title{font-family:var(--font-serif),"Fraunces",ui-serif,Georgia,serif;color:var(--color-ink)}[data-palette^=parchment] .library-foyer .shelf-eyebrow,[data-palette^=parchment] .shelf-eyebrow{color:var(--color-ink-subtle)}@media (min-width:768px){[data-palette^=parchment] .library-canvas:not(.is-detail):not(:has(.lib-browse)){padding:48px 56px 56px}}[data-palette^=parchment] .library-foyer{max-width:1232px;gap:48px}[data-palette^=parchment] .library-foyer-hero{max-width:none}[data-palette^=parchment] .library-foyer-title{font-size:clamp(2.75rem,7.3cqi,4rem);line-height:1.05;letter-spacing:-.02em}@container library-canvas (max-width: 520px){[data-palette^=parchment] .library-foyer-title{font-size:2.25rem;line-height:1.1}}[data-palette^=parchment] .library-foyer-intro{font-size:17px;line-height:1.45;max-width:60ch;color:var(--color-ink-subtle)}[data-palette^=parchment] .library-foyer .shelf-eyebrow,[data-palette^=parchment] .library-foyer-hint,[data-palette^=parchment] .shelf-eyebrow{font-size:11px;font-weight:500;letter-spacing:.12em}[data-palette^=parchment] .library-foyer-hint{color:var(--color-ink-subtle);margin-top:16px}[data-palette^=parchment] .shelf-count{font-size:11px;letter-spacing:0;color:var(--color-ink-subtle)}[data-palette^=parchment] .shelf-rule{background:var(--color-surface-hairline-strong)}[data-palette^=parchment] .shelf,[data-palette^=parchment] .shelf-header{gap:20px}[data-palette^=parchment] .library-foyer-starters{gap:12px}@media (min-width:768px){[data-palette^=parchment] .library-foyer-starters .library-chip{min-height:40px;height:40px;padding:0 20px}}[data-palette^=parchment] .library-foyer-starters .library-chip{--foyer-chip-fill:var(--color-surface);background:var(--color-surface);border-color:var(--color-surface-hairline);border-radius:10px;box-shadow:var(--control-shadow);color:var(--color-ink);font-size:14px;font-weight:500;letter-spacing:-.01em}[data-palette^=parchment] .library-foyer-starters .library-chip:hover{background:var(--color-surface-muted);border-color:var(--color-surface-hairline);box-shadow:var(--control-shadow);transform:none}[data-palette^=parchment] .pcard{background:var(--color-surface);border:1px solid var(--color-surface-hairline-subtle);border-radius:14px;padding:var(--space-xs);box-shadow:0 1px 2px color-mix(in srgb,var(--color-ink) 4%,transparent);transition:border-color .22s ease,box-shadow .22s ease}[data-palette^=parchment] .pcard:hover{border-color:var(--color-surface-hairline-strong);box-shadow:0 2px 8px color-mix(in srgb,var(--color-ink) 6%,transparent);transform:none}[data-palette^=parchment] .pcard.is-featured{background:var(--color-surface)}[data-palette^=parchment] .pcard-thumb{border-radius:6px}[data-palette^=parchment] .pcard-body{--pcard-body-pad-top:16px;--pcard-body-pad-bottom:var(--space-xs);--pcard-body-pad-x:var(--space-xs)}[data-palette^=parchment] .pcard-eyebrow{color:var(--color-accent-deep)}[data-palette^=parchment] .pcard-title{color:var(--color-ink)}[data-palette^=parchment] .pcard-desc{color:var(--color-ink-muted);text-wrap:pretty}[data-palette^=parchment] .pcard-foot{padding:13px var(--space-xs)}[data-palette^=parchment] .pcard-badge{background:var(--color-ink);color:var(--color-surface);box-shadow:none}[data-palette^=parchment] .library-grid{gap:20px}[data-palette^=parchment] .sidebar-chat-collapse{width:40px;height:40px;background:var(--color-surface);border:1px solid var(--color-surface-hairline);border-radius:50%;box-shadow:var(--control-shadow);color:var(--color-ink-muted)}[data-palette^=parchment] .sidebar-chat-collapse:hover{background:var(--color-surface-muted);box-shadow:var(--control-shadow)}[data-palette^=parchment] .sidebar-chat-input{background:var(--color-surface);border:1px solid var(--color-surface-hairline);border-radius:18px;box-shadow:var(--control-shadow)}[data-palette^=parchment] .sidebar-chat-input:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-accent) 26%,transparent)}[data-palette^=parchment] .sidebar-chat-input::-moz-placeholder{color:var(--color-ink-subtle)}[data-palette^=parchment] .sidebar-chat-input::placeholder{color:var(--color-ink-subtle)}@supports (scrollbar-width:thin) and (not selector(::-webkit-scrollbar)){[data-palette^=parchment] .library-main{scrollbar-width:thin;scrollbar-color:var(--color-surface-hairline-strong) transparent}}[data-palette^=parchment] .sidebar-chat-feed{scrollbar-width:thin;scrollbar-color:var(--color-surface-hairline-strong) transparent}[data-palette^=parchment] .library-main::-webkit-scrollbar,[data-palette^=parchment] .sidebar-chat-feed::-webkit-scrollbar{width:10px;height:10px;display:block;background:transparent}[data-palette^=parchment] .library-main::-webkit-scrollbar-thumb,[data-palette^=parchment] .sidebar-chat-feed::-webkit-scrollbar-thumb{background-color:var(--color-surface-hairline-strong);background-clip:content-box;border:2px solid transparent;border-radius:999px}[data-palette^=parchment] .library-main::-webkit-scrollbar-thumb:hover,[data-palette^=parchment] .sidebar-chat-feed::-webkit-scrollbar-thumb:hover{background-color:var(--color-ink-subtle)}[data-palette^=parchment] .library-main::-webkit-scrollbar-track,[data-palette^=parchment] .sidebar-chat-feed::-webkit-scrollbar-track{background:transparent}[data-palette^=parchment] .sidebar-nav-item[aria-current=page]{box-shadow:0 1px 2px color-mix(in srgb,var(--color-ink) 4%,transparent)}[data-palette^=parchment] .library-paper-grain{display:none}[data-palette^=parchment] .sidebar-chat-feed-wrap:after,[data-palette^=parchment] .sidebar-chat-feed-wrap:before{right:10px}[data-palette^=parchment] .sidebar-scrollbar{display:none}[data-palette^=parchment] .sidebar-chat-sub{color:var(--color-ink-subtle)}[data-palette^=parchment] .sidebar-chat-input{min-height:112px;font-size:17px;padding-right:calc(40px + var(--space-s) + var(--space-xs))}[data-palette^=parchment] .sidebar-chat-input::-moz-placeholder{font-size:inherit;color:var(--color-ink-muted)}[data-palette^=parchment] .sidebar-chat-input::placeholder{font-size:inherit;color:var(--color-ink-muted)}[data-palette^=parchment] .sidebar-chat-send{width:40px;height:40px}.pres-rail-track{display:block}.pres-rail-pin{position:sticky;top:var(--pres-pin-top,var(--space-l));display:flex;flex-direction:column;gap:var(--space-m);background:transparent;z-index:1}.pres-rail-head{display:flex;align-items:center;gap:var(--space-s)}.pres-rail-head .shelf-header{flex:1;min-width:0}.pres-rail-controls{display:flex;gap:var(--space-xs);flex-shrink:0}.pres-rail-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-control,10px);border:1px solid var(--border-warm);background:var(--surface-primary);color:var(--color-clay);cursor:pointer;transition:background .15s ease,border-color .15s ease,opacity .15s ease}.pres-rail-btn:hover:not(:disabled){background:var(--color-copper-tint)}.pres-rail-btn:disabled{opacity:.4;cursor:default}.pres-rail{display:grid;grid-auto-flow:column;gap:var(--rail-gap);overflow-x:auto;overflow-y:hidden;scroll-snap-type:inline proximity;list-style:none;margin:0;padding:0;padding-block:2px;--rail-gap:var(--space-m);grid-auto-columns:calc((100% - var(--rail-gap)) / 2);-ms-overflow-style:none;scrollbar-width:none}.pres-rail::-webkit-scrollbar{display:none}.pres-rail[data-coupled=true]{scroll-snap-type:none}.pres-rail-viewport{--rail-fade:24px;--rail-fade-start:var(--rail-fade);--rail-fade-end:var(--rail-fade);-webkit-mask-image:linear-gradient(to right,transparent 0,color-mix(in srgb,currentColor 55%,transparent) calc(var(--rail-fade-start) * .34),currentColor var(--rail-fade-start),currentColor calc(100% - var(--rail-fade-end)),color-mix(in srgb,currentColor 55%,transparent) calc(100% - var(--rail-fade-end) * .34),transparent 100%);mask-image:linear-gradient(to right,transparent 0,color-mix(in srgb,currentColor 55%,transparent) calc(var(--rail-fade-start) * .34),currentColor var(--rail-fade-start),currentColor calc(100% - var(--rail-fade-end)),color-mix(in srgb,currentColor 55%,transparent) calc(100% - var(--rail-fade-end) * .34),transparent 100%)}.pres-rail-viewport:dir(rtl){-webkit-mask-image:linear-gradient(to left,transparent 0,color-mix(in srgb,currentColor 55%,transparent) calc(var(--rail-fade-start) * .34),currentColor var(--rail-fade-start),currentColor calc(100% - var(--rail-fade-end)),color-mix(in srgb,currentColor 55%,transparent) calc(100% - var(--rail-fade-end) * .34),transparent 100%);mask-image:linear-gradient(to left,transparent 0,color-mix(in srgb,currentColor 55%,transparent) calc(var(--rail-fade-start) * .34),currentColor var(--rail-fade-start),currentColor calc(100% - var(--rail-fade-end)),color-mix(in srgb,currentColor 55%,transparent) calc(100% - var(--rail-fade-end) * .34),transparent 100%)}.pres-rail-viewport[data-at-start=true]{--rail-fade-start:0px}.pres-rail-viewport[data-at-end=true]{--rail-fade-end:0px}.pres-rail-slide{scroll-snap-align:start;align-self:start}@container library-canvas (min-width: 560px){.pres-rail{grid-auto-columns:calc((100% - 2 * var(--rail-gap)) / 3)}}@container library-canvas (min-width: 860px){.pres-rail{grid-auto-columns:calc((100% - 3 * var(--rail-gap)) / 4)}}[data-palette^=parchment] .pres-rail{--rail-gap:20px}@media (min-width:768px){[data-palette^=parchment] .pres-rail-track{--pres-pin-top:48px}}.pres-rail .pcard{animation:pcard-settle .52s var(--ease-premium) backwards;animation-delay:calc(var(--shelf-stage, 0s) + var(--card-stage, 0s))}.pres-rail-slide:first-child .pcard{--card-stage:0ms}.pres-rail-slide:nth-child(2) .pcard{--card-stage:55ms}.pres-rail-slide:nth-child(3) .pcard{--card-stage:110ms}.pres-rail-slide:nth-child(4) .pcard{--card-stage:165ms}.pres-rail-slide:nth-child(n+5) .pcard{--card-stage:220ms}@media (prefers-reduced-motion:reduce){.pres-rail .pcard{animation:none}}