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10px;border:0;border-radius:0;background:transparent;color:inherit;font:inherit;font-size:12px;font-weight:500;line-height:1;cursor:pointer;touch-action:manipulation;white-space:nowrap}.article-selection-toolbar button+button{border-left:1px solid var(--border)}.article-selection-toolbar button:first-child{border-radius:7px 0 0 7px}.article-selection-toolbar button:last-child{border-radius:0 7px 7px 0}.article-selection-toolbar button:hover{background:var(--surface-soft)}.article-selection-toolbar .article-selection-ask{color:var(--accent)}.article-block-explain{position:absolute;z-index:31;display:inline-flex;min-width:44px;height:28px;min-height:28px;align-items:center;justify-content:center;gap:5px;padding:0 10px;border:1px solid var(--border);border-radius:7px;background:var(--surface);box-shadow:0 10px 26px #1f232929;color:var(--accent);font-size:12px;font-weight:500;cursor:pointer;animation:article-selection-pop .12s ease-out}.article-block-explain:hover{background:var(--surface-soft)}[data-article-reading-owned-block-marker]:focus-visible,.article-selection-toolbar button:focus-visible,.article-block-explain:focus-visible{outline:3px solid rgba(77,107,254,.45);outline-offset:3px}.theme-toggle{display:inline-flex;width:30px;height:30px;flex:0 0 30px;align-items:center;justify-content:center;padding:0;border:1px solid transparent;border-radius:50%;background:transparent;color:var(--text-secondary);cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.theme-toggle:hover{border-color:var(--border);background:var(--surface-soft);color:var(--text)}.theme-toggle:focus-visible{outline:3px solid rgba(77,107,254,.3);outline-offset:2px}.theme-toggle svg{display:block;width:17px;height:17px}html[data-theme=dark] .topbar{background:#0f141beb}html[data-theme=dark] .user-chip,html[data-theme=dark] input,html[data-theme=dark] select,html[data-theme=dark] textarea,html[data-theme=dark] .btn-ghost,html[data-theme=dark] .segment.active,html[data-theme=dark] .task-row,html[data-theme=dark] .task-step,html[data-theme=dark] .task-feed-run,html[data-theme=dark] .checkbox-chip,html[data-theme=dark] .prompt-detail{background-color:var(--surface)}html[data-theme=dark] .feed-menu-item:hover,html[data-theme=dark] .segmented,html[data-theme=dark] nav a:hover,html[data-theme=dark] .badge-pending,html[data-theme=dark] .badge-cancelled,html[data-theme=dark] .badge-skipped,html[data-theme=dark] .tag-user,html[data-theme=dark] .tag-disabled,html[data-theme=dark] .tag-custom,html[data-theme=dark] .markdown-content code{background:var(--surface-soft)}html[data-theme=dark] input::placeholder,html[data-theme=dark] .loading-subtitle{color:#8290a3}html[data-theme=dark] .feed-menu-dot,html[data-theme=dark] .tag-user:before,html[data-theme=dark] .tag-disabled:before,html[data-theme=dark] .tag-custom:before,html[data-theme=dark] .status-pending{background:#778497}html[data-theme=dark] .status-pending{box-shadow:0 0 0 3px var(--surface-soft)}html[data-theme=dark] .article-card:hover{border-color:#667df0}html[data-theme=dark] .tag-feed.t0{background:#202b52;color:#91a3ff}html[data-theme=dark] .tag-feed.t1{background:#183728;color:#62dc8f}html[data-theme=dark] .tag-feed.t2,html[data-theme=dark] .task-source-scheduled{background:#3c2b19;color:#ffb45c}html[data-theme=dark] .tag-feed.t3{background:#322044;color:#c68cff}html[data-theme=dark] .tag-feed.t4{background:#173342;color:#61c7ed}html[data-theme=dark] .tag-feed.t5{background:#3b2030;color:#ef82ae}html[data-theme=dark] .result-block,html[data-theme=dark] .panel td,html[data-theme=dark] .prompt-result-section+.prompt-result-section{border-color:var(--border)}html[data-theme=dark] .json-result,html[data-theme=dark] .markdown-content th{background:var(--surface-soft)}html[data-theme=dark] .markdown-content pre{background:#0b1017;color:#dce4ee}html[data-theme=dark] .mermaid-error,html[data-theme=dark] .article-chat-error{border-color:#6b3840}html[data-theme=dark] .article-chat-message-refusal{border-color:#694a28;background:#352718}html[data-theme=dark] .skeleton-row{background:linear-gradient(90deg,#1c2530 25%,#293544 37%,#1c2530 63%);background-size:400% 100%}html[data-theme=dark] .modal-overlay{background:#0000009e}html[data-theme=dark] .modal,html[data-theme=dark] .login-form,html[data-theme=dark] .article-chat-panel,html[data-theme=dark] .article-selection-toolbar,html[data-theme=dark] .article-block-explain{box-shadow:0 16px 44px #00000061}html[data-theme=dark] a:not(.btn),html[data-theme=dark] .article-original-link,html[data-theme=dark] .article-content-toggle{color:#91a3ff}html[data-theme=dark] nav a:not(.active),html[data-theme=dark] a.user-chip{color:var(--text-secondary)}html[data-theme=dark] .feed-menu-item.active,html[data-theme=dark] .segment.active,html[data-theme=dark] .notice,html[data-theme=dark] .badge-running,html[data-theme=dark] .task-source-manual,html[data-theme=dark] .tag-admin,html[data-theme=dark] .tag-preset{color:#91a3ff}@media(max-width:720px){.article-chat-launcher{right:16px;bottom:16px}.article-chat-launcher[aria-expanded=true]{z-index:28}.article-chat-panel{right:0;bottom:0;left:0;width:100%;min-width:0;max-height:min(82vh,720px);border-right:0;border-bottom:0;border-left:0;border-radius:18px 18px 0 0}.article-chat-transcript-shell{min-height:240px}.article-selection-toolbar{max-width:calc(100vw - 16px)}.article-selection-toolbar button{padding:0 10px}}@media(prefers-reduced-motion:reduce){.article-chat-launcher,.article-chat-launcher:before,.article-chat-panel,.article-chat-panel *,.article-selection-toolbar,.article-selection-notice,.article-block-explain,.article-ai-sparkle-large{scroll-behavior:auto;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media(forced-colors:active){.article-selection-toolbar,.article-selection-notice,.article-block-explain{border:1px solid CanvasText;background:Canvas;color:CanvasText;forced-color-adjust:auto}[data-article-reading-owned-block-marker]:focus-visible,.article-selection-toolbar button:focus-visible,.article-block-explain:focus-visible{outline:3px solid Highlight}}