:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;--app-min-width: 320px;--bg: #f5f7fb;--surface: #ffffff;--surface-soft: #eef2f6;--surface-strong: #e6edf3;--text: #111827;--text-soft: #4b5563;--text-muted: #6b7280;--border: #d9e1ea;--shadow: 0 10px 30px rgb(15 23 42 / 10%);--accent: #2563eb;--accent-strong: #1d4ed8;--accent-soft: #dbeafe;--accent-text: #ffffff;--green: #0f8a5f;--green-soft: #dff6ec;--danger: #c2410c;--danger-soft: #ffedd5;--radius: 8px;--topbar-height: 64px}@media(prefers-color-scheme:dark){:root{color-scheme:dark;--bg: #101010;--surface: #181818;--surface-soft: #232323;--surface-strong: #303030;--text: #f5f5f5;--text-soft: #d4d4d4;--text-muted: #a3a3a3;--border: #3d3d3d;--shadow: 0 16px 40px rgb(0 0 0 / 34%);--accent: #f5f5f5;--accent-strong: #ffffff;--accent-soft: #2b2b2b;--accent-text: #101010;--green: #34d399;--green-soft: #12352a;--danger: #fb923c;--danger-soft: #3b2417}}*{box-sizing:border-box}html{min-width:var(--app-min-width);background:var(--bg)}body{margin:0;min-width:var(--app-min-width);min-height:100vh;background:var(--bg);color:var(--text)}button,input{font:inherit}button{border:0}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}#root{min-height:100vh;min-width:var(--app-min-width)}.app-shell{min-height:100vh;min-width:var(--app-min-width);--topbar-offset: var(--topbar-height)}.topbar{position:fixed;z-index:90;top:0;right:0;left:0;min-width:var(--app-min-width);border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--surface) 92%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.topbar.search-mode{bottom:0;display:flex;flex-direction:column}.search-mode-surface{flex:1 1 auto;min-height:0;overflow-y:auto;padding:28px 16px 44px}.search-hint{display:grid;width:min(100%,560px);justify-items:center;gap:14px;margin:74px auto 0;color:var(--text-soft);text-align:center}.search-hint-icon{display:inline-flex;color:var(--accent)}.search-hint p{margin:0;line-height:1.6}.search-hint-muted{color:var(--text-muted);font-weight:700}.search-inline-icon{display:inline-flex;vertical-align:-2px;align-items:center;justify-content:center;color:var(--accent)}.search-results{display:grid;width:min(100%,1040px);gap:12px;margin:0 auto}.app-shell.search-open .app-main{visibility:hidden;pointer-events:none}.topbar-main{display:grid;grid-template-columns:44px minmax(0,1fr) 44px;align-items:center;gap:8px;height:var(--topbar-height);padding:0 14px}.app-shell.search-open .topbar-main{grid-template-columns:minmax(0,1fr) 44px}.topbar-title{min-width:0;color:var(--text);font-size:17px;font-weight:700}.topbar-title>span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-main{width:min(100%,1040px);margin:0 auto;padding:calc(var(--topbar-offset) + 15px) 16px 40px}.topbar.with-feed-tools~.app-main{padding-top:calc(var(--topbar-offset) + 10px)}.feed-switch-zone{width:min(100%,1040px);height:calc(178px * var(--feed-switch-progress));min-height:0;margin:0 auto;overflow:hidden;padding:0 16px;transition:height .12s ease}.feed-switch-indicator{display:grid;justify-items:center;gap:8px;padding-top:4px;opacity:0;pointer-events:none;transform:translateY(18px) scale(.97);transition:opacity .16s ease,transform .16s ease}.feed-switch-indicator.visible{opacity:1;transform:translateY(0) scale(1)}.feed-switch-indicator strong{max-width:min(78vw,360px);overflow:hidden;color:var(--text);font-size:14px;line-height:1.2;text-overflow:ellipsis;white-space:nowrap}.feed-switch-circle{position:relative;display:grid;width:54px;height:54px;place-items:center;overflow:hidden;border:1px solid color-mix(in srgb,var(--feed-switch-color) 58%,var(--border));border-radius:999px;background:color-mix(in srgb,var(--surface) 90%,transparent);box-shadow:var(--shadow);color:color-mix(in srgb,var(--feed-switch-color) 56%,var(--text))}.feed-switch-circle:before{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;background:color-mix(in srgb,var(--feed-switch-color) 72%,transparent);content:"";transform:scale(var(--feed-switch-progress));transition:transform .06s linear}.feed-switch-circle svg{position:relative;z-index:1;filter:drop-shadow(0 1px 1px var(--surface))}.icon-button,.primary-button,.secondary-button,.text-button,.chip-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:0;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,color .18s ease,transform .18s ease}.icon-button{width:40px;height:40px;border:1px solid transparent;border-radius:999px;background:transparent;color:var(--text-soft)}.icon-button:hover:not(:disabled),.icon-button:focus-visible{border-color:var(--border);background:var(--surface-soft);color:var(--text)}.icon-button.active{border-color:var(--accent);background:var(--accent-soft);color:var(--accent-strong)}.icon-button.muted{border-color:var(--border);background:var(--surface-soft);color:var(--text-muted)}.danger-button{color:var(--danger)}.danger-button:hover:not(:disabled),.danger-button:focus-visible{border-color:color-mix(in srgb,var(--danger) 36%,var(--border));background:var(--danger-soft);color:var(--danger)}.icon-button:disabled,.primary-button:disabled,.secondary-button:disabled,.text-button:disabled{cursor:not-allowed;opacity:.58}.primary-button,.secondary-button,.text-button{min-height:42px;border-radius:999px;padding:0 16px;font-weight:700;white-space:nowrap}.primary-button{background:var(--accent);color:var(--accent-text);box-shadow:0 8px 18px color-mix(in 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var(--border);border-radius:999px;background:var(--surface-soft);color:var(--text-muted)}.search-field input{min-width:0;width:100%;border:0;outline:0;background:transparent;color:var(--text);font-weight:600}.search-field input::placeholder{color:var(--text-muted)}.feed-toolbar{position:relative;display:grid;gap:10px;padding:11px 14px 8px}.feed-scroll-track{position:absolute;z-index:3;top:0;right:0;left:0;height:8px;cursor:default;touch-action:none}.feed-scroll-track:before{position:absolute;top:0;right:0;left:0;height:1px;background:var(--border);content:""}.feed-scroll-track.active{cursor:pointer}.feed-scroll-thumb{position:absolute;top:0;height:8px;border:0;background:transparent;cursor:grab;opacity:0;padding:0;pointer-events:none;transition:opacity .18s ease}.feed-scroll-track.active .feed-scroll-thumb{opacity:1;pointer-events:auto}.feed-scroll-track.dragging 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100%)}.feed-strip-frame.can-scroll-left:before,.feed-strip-frame.can-scroll-right:after{opacity:1}.feed-strip{display:flex;gap:8px;min-width:0;overflow-x:auto;padding:2px 0;scroll-behavior:smooth;scrollbar-width:none}.feed-strip::-webkit-scrollbar{display:none}.feed-strip-arrow{position:absolute;z-index:4;top:50%;display:grid;width:var(--feed-arrow-zone);height:34px;place-items:center;border:0;border-radius:0;background:var(--surface);color:var(--text-soft);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(-50%);transition:opacity .18s ease,background-color .18s ease,color .18s ease}.feed-strip-arrow:hover:not(:disabled),.feed-strip-arrow:focus-visible{background:var(--surface);color:var(--accent-strong)}.feed-strip-arrow:disabled{cursor:default}.feed-strip-arrow-left{left:0}.feed-strip-arrow-right{right:0}.feed-strip-frame.can-scroll-left .feed-strip-arrow-left,.feed-strip-frame.can-scroll-right 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minmax(0,1fr);align-items:center;gap:9px;min-height:36px;border-radius:var(--radius);color:var(--text);cursor:pointer;font-size:14px;font-weight:700;padding:0 8px}.checkbox-row:hover,.checkbox-row:focus-within{background:var(--surface-soft)}.checkbox-row input{position:absolute;opacity:0;pointer-events:none}.custom-checkbox{display:grid;width:20px;height:20px;place-items:center;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--accent)}.checkbox-row input:checked+.custom-checkbox{border-color:var(--accent);background:var(--accent-soft)}.popover-actions{display:flex;justify-content:flex-end;gap:8px;padding-top:6px;border-top:1px solid var(--border)}.drawer-backdrop{position:fixed;z-index:91;top:var(--topbar-height);right:0;bottom:0;left:0;display:none;width:100%;height:100%;background:#00000057;cursor:default}.drawer-backdrop.visible{display:block}.drawer{position:fixed;z-index:92;top:var(--topbar-height);bottom:0;left:0;display:flex;width:min(320px,calc(100vw - 36px));flex-direction:column;padding:18px;border-right:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow);transform:translate(-104%);transition:transform .22s ease}.drawer.open{transform:translate(0)}.drawer-brand,.user-summary{display:flex;align-items:center;gap:12px;min-width:0}.drawer-brand{padding:4px 4px 18px}.drawer-brand strong,.user-summary strong{display:block;overflow:hidden;color:var(--text);font-size:15px;line-height:1.3;text-overflow:ellipsis;white-space:nowrap}.drawer-brand span,.user-summary span{display:block;overflow:hidden;color:var(--text-muted);font-size:12px;line-height:1.4;text-overflow:ellipsis;white-space:nowrap}.brand-mark{display:grid;width:42px;height:42px;flex:0 0 auto;place-items:center;border-radius:var(--radius);background:var(--accent-soft);color:var(--accent)}.drawer-nav{display:flex;min-height:0;flex:1;flex-direction:column;gap:4px;overflow-y:auto;padding-right:2px}.drawer-link{display:flex;align-items:center;gap:11px;min-height:42px;min-width:0;border-radius:var(--radius);color:var(--text-soft);font-weight:700;padding:0 12px}.drawer-link:hover,.drawer-link:focus-visible,.drawer-link.active{background:var(--surface-soft);color:var(--text)}.drawer-link.active{box-shadow:inset 3px 0 0 var(--accent)}.feed-link span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.feed-dot{width:10px;height:10px;flex:0 0 auto;border-radius:999px}.drawer-section-title{margin:16px 10px 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var(--border);border-radius:999px;background:var(--surface)}.feed-heading-actions .icon-button{width:36px;height:36px}.feed-sources-panel{display:grid;gap:12px;padding:14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.feed-sources-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.feed-sources-heading h2{margin:0;color:var(--text);font-size:18px;line-height:1.2}.feed-sources-heading p,.feed-sources-status{margin:4px 0 0;color:var(--text-soft);line-height:1.45}.feed-sources-status{margin:0;font-weight:700}.feed-sources-status.error{color:var(--danger)}.local-source-form{display:grid;grid-template-columns:minmax(120px,.8fr) minmax(180px,1fr) auto;align-items:end;gap:8px;padding:10px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface-soft)}.local-source-form label{display:grid;min-width:0;gap:6px;color:var(--text-soft);font-size:12px;font-weight:800}.local-source-form 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var(--border);border-radius:var(--radius);background:var(--surface)}.state{display:flex;align-items:center;justify-content:center;gap:10px;min-height:180px;color:var(--text-soft);font-weight:700}.empty-state{display:grid;justify-items:center;gap:12px;padding:42px 22px;text-align:center}.empty-state h2{margin:0;color:var(--text);font-size:22px}.empty-state p{max-width:520px}.empty-icon{display:grid;width:64px;height:64px;place-items:center;border-radius:999px;background:var(--surface-soft);color:var(--accent)}.empty-action{margin-top:4px}.notice{display:flex;gap:10px;padding:12px 14px;color:var(--text-soft)}.notice strong,.notice span{display:block;line-height:1.4}.notice strong{color:var(--text)}.notice-error{border-color:color-mix(in srgb,var(--danger) 34%,var(--border));background:var(--danger-soft);color:var(--danger)}.spinner{width:18px;height:18px;border:2px solid var(--surface-strong);border-top-color:var(--accent);border-radius:999px;animation:spin .9s linear 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