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skeleton-card-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.card-modal-overlay{z-index:100;pointer-events:auto;background:#ffffffb8;position:fixed;inset:0}.dark .card-modal-overlay{background:#00000094}.card-modal-content{inset:max(8px,calc(var(--app-safe-top) + 8px))32px 0;z-index:102;background:var(--color-paper);max-width:880px;box-shadow:0 0 0 1px #0000000a,0 -2px 12px #0000000a,0 50vh 0 var(--color-paper);isolation:isolate;border-radius:24px 24px 0 0;margin-inline:auto;position:fixed;overflow:hidden}.dark .card-modal-content{background:#0f1011;box-shadow:0 0 0 1px #ffffff0f,0 -2px 16px #0000004d,0 50vh #0f1011}.card-modal-scroll-content{overscroll-behavior:contain;height:100%;overflow-y:auto}.card-modal-close,.toc-toggle-btn,.toc-sidebar-strip{z-index:3;border:1px solid var(--color-border);-webkit-backdrop-filter:blur(25px);color:var(--color-ink);cursor:pointer;background:#fffffff5;justify-content:center;align-items:center;transition:background .15s,transform .15s,color .15s;display:flex}.card-modal-close{border-radius:50%;width:40px;height:40px;position:absolute;top:12px;right:12px;box-shadow:0 2px 12px -2px #00000014}.toc-toggle-btn{border-radius:50%;width:56px;height:56px;box-shadow:0 2px 12px -2px #00000014}.toc-toggle-label{display:none}.card-modal-close:active,.toc-toggle-btn:active{transform:scale(.96)}.card-modal-close:hover,.toc-toggle-btn:hover{background:#fff}.dark .card-modal-close,.dark .toc-toggle-btn{color:#fff;background:#0f1011a6}.dark .card-modal-close:hover,.dark .toc-toggle-btn:hover{background:#0f1011cc}.toc-toggle-btn--modal{border-radius:6px;gap:6px;width:auto;height:32px;padding:0 12px;font-size:13px;line-height:1;position:absolute;top:16px;right:64px}.toc-toggle-btn--modal .toc-toggle-label{display:inline}.toc-toggle-btn--page{bottom:calc(8px + env(safe-area-inset-bottom,0px));z-index:40;position:fixed;right:16px}.toc-panel{z-index:41;overscroll-behavior:contain;-webkit-backdrop-filter:blur(25px);backdrop-filter:blur(25px);border:1px solid var(--color-border);background:#fffffff5;border-radius:1.75rem;width:280px;max-height:60vh;padding:16px 0;overflow-y:auto;box-shadow:0 2px 12px -2px #00000014}.toc-panel--modal{z-index:4;position:absolute;top:64px;right:16px}.toc-panel--page{bottom:calc(8px + 56px + 12px + env(safe-area-inset-bottom,0px));width:auto;position:fixed;left:16px;right:16px}.dark .toc-panel{background:#0f1011a6;box-shadow:0 2px 12px -2px #0000004d}.toc-sidebar{z-index:40;padding-left:16px;position:fixed;top:50%;right:0;transform:translateY(-50%)}.toc-sidebar-strip{-webkit-backdrop-filter:none;width:40px;box-shadow:none;background:0 0;border:none;border-radius:0;flex-direction:column;align-items:flex-end;padding:16px 0}.toc-sidebar-strip:focus-visible{outline:2px solid var(--color-ink);outline-offset:-2px}.dark .toc-sidebar-strip{box-shadow:none;background:0 0;border:none}.toc-minimap{flex-direction:column;align-items:flex-end;gap:12px;padding-right:16px;display:flex}.toc-minimap-bar{background:#00000014;border-radius:1px;width:5px;height:2px;transition:background .2s}.toc-minimap-bar[data-level="0"]{width:24px}.toc-minimap-bar[data-level="1"]{width:16px}.toc-minimap-bar[data-level="2"]{width:12px}.toc-minimap-bar[data-level="3"]{width:8px}.toc-minimap-bar--active{background:#000000a6}.dark .toc-minimap-bar{background:#ffffff14}.dark .toc-minimap-bar--active{background:#ffffffb3}.toc-sidebar-strip:hover .toc-minimap-bar{background:#00000026}.toc-sidebar-strip:hover .toc-minimap-bar--active{background:#000c}.dark .toc-sidebar-strip:hover .toc-minimap-bar{background:#ffffff26}.dark .toc-sidebar-strip:hover .toc-minimap-bar--active{background:#ffffffd9}.toc-sidebar-panel{overscroll-behavior:contain;background:var(--color-paper);border:1px solid #00000014;border-radius:16px;width:280px;max-height:60vh;padding:12px 0;position:absolute;top:0;right:8px;overflow-y:auto;box-shadow:0 1px 2px #0000000f,0 4px 12px #0000000f,0 12px 32px #0000000a}.dark .toc-sidebar-panel{background:#1e1e1e;border-color:#ffffff24;box-shadow:0 1px 2px #0003,0 4px 12px #0003,0 12px 32px #00000029}.toc-sidebar--modal{z-index:3;max-height:calc(100% - 120px);padding-left:16px;position:absolute;top:64px;right:0;transform:none}.toc-sidebar--modal .toc-sidebar-panel{max-height:50vh}.toc-panel-header{letter-spacing:.05em;color:var(--color-text-secondary);padding:6px 20px 8px;font-size:11px}.toc-panel-nav{flex-direction:column;display:flex}.toc-panel-item{text-align:left;width:calc(100% - 16px);height:40px;color:var(--color-text-secondary);cursor:pointer;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:none;border-radius:8px;margin:0 8px;padding:0 12px;font-size:14px;line-height:40px;transition:color .1s,background 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.feed-card-text-surface{mix-blend-mode:normal;opacity:.28;background:linear-gradient(165deg,#ffffff2e 0%,#7897ff1a 50%,#ffffff0f 100%)}@media (hover:hover){.dark .group:hover .feed-card-text-surface{opacity:.46}}.feed-card-open-btn{border:1px solid var(--color-border);-webkit-backdrop-filter:blur(4px);color:var(--color-ink);background:#ffffffe0;box-shadow:0 4px 12px #0000000d}@media (hover:hover){.feed-card-open-btn:hover{background:#fff}}.dark .feed-card-open-btn{color:#fff;background:#111111b3;border-color:#ffffff29}@media (hover:hover){.dark .feed-card-open-btn:hover{background:#111111db}}.feed-card-glass{box-shadow:none;background:#fff padding-box padding-box;border:0}.feed-card-glass:before{display:none}@media (hover:hover){.feed-card:hover .feed-card-glass{box-shadow:0 2px 5px #0f172a0f,0 12px 20px -12px #0f172a14,0 24px 36px -24px #0f172a0f}}.dark .feed-card-glass{box-shadow:none;background:#0b0b0b}@media (hover:hover){.dark .feed-card:hover .feed-card-glass{box-shadow:0 2px 5px #0000003d,0 12px 20px -10px #0000003d,0 24px 36px -20px #0003}}.feed-card-glass:after{content:"";border-radius:calc(var(--feed-card-radius) - .5px);pointer-events:none;z-index:3;border:1px solid #ffffff38;position:absolute;inset:.5px;box-shadow:inset 0 .5px #ffffff9e,inset 0 0 0 1px #ffffff14}.dark .feed-card-glass:after{border-color:#ffffff1f;box-shadow:inset 0 .5px #ffffff38,inset 0 0 0 1px #ffffff0a}.feed-card-glass--text{background:#fff}.feed-card-glass--text:before{display:none}.dark .feed-card-glass--text{background:#0b0b0b}.dark .feed-card-glass--text .feed-card-text-surface{opacity:0;background:0 0}.feed-card-anim-slide{opacity:0;transition:opacity .3s,transform .3s;transform:translateY(-4px)}@media (hover:hover){.group:hover .feed-card-anim-slide{opacity:1;transform:translateY(0)}}.group:focus-visible .feed-card-anim-slide{opacity:1;transform:translateY(0)}.feed-card-anim-scale{opacity:0;transition:opacity .3s,transform .3s;transform:scale(.9)}@media (hover:hover){.group:hover .feed-card-anim-scale{opacity:1;transform:scale(1)}}.group:focus-visible .feed-card-anim-scale{opacity:1;transform:scale(1)}.feed-card-overlay-fade{opacity:0}@media (hover:hover){.group:hover .feed-card-overlay-fade{opacity:0}}@media (hover:none) and (pointer:coarse){.feed-card-main-image,.feed-card-blur-placeholder{transition:none}}@media (prefers-reduced-motion:reduce){.feed-card-text-surface{transition:none}.feed-card-anim-slide,.feed-card-anim-scale{opacity:1;transition:none;transform:none}}