*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--toc-width:260px;--panel-width:0px;--panel-target-width:450px;--c-bg:#fafafa;--c-surface:#fff;--c-border:#e2e2e2;--c-text:#1a1a1a;--c-muted:#888;--c-accent:#1a56db;--c-accent-light:#e8f0fe;--c-present:#16a34a;--c-absent:#bbb;--c-panel-bg:#f8f9fb;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono:"SFMono-Regular", Consolas, monospace;--font-serif:Georgia, "Times New Roman", serif;--radius:4px}html.dark{--c-bg:#1a1a1a;--c-surface:#242424;--c-border:#333;--c-text:#e8e4d9;--c-muted:#888;--c-accent:#5b8dee;--c-accent-light:#1e2d4a;--c-panel-bg:#1e1e1e;--c-present:#4ade80;--c-absent:#555}html.dark #side-panel-content th,html.dark #side-panel-content code,html.dark #side-panel-content pre,html.dark #paper-content code{background:#2a2a2a}html.dark #kbd-help-card{color:var(--c-text);background:#242424}html.dark #kbd-help-card kbd{color:var(--c-text);background:#333;border-color:#555}html.dark #cite-popup{color:var(--c-text);background:#242424}html.dark .cite-tab-btn{color:var(--c-muted);background:#333}html.dark .cite-tab-btn.active{background:var(--c-accent);color:#fff}html.dark .cite-code{color:var(--c-text);background:#1a1a1a;border-color:#444}html,body{background:var(--c-bg);height:100%;font-family:var(--font-sans);overflow:hidden}#progress-bar{background:var(--c-accent);z-index:500;pointer-events:none;width:0%;height:3px;transition:width 50ms linear;position:fixed;top:0;left:0}#app{grid-template-columns:var(--toc-width) 1fr var(--panel-width);height:100vh;transition:grid-template-columns .25s;display:grid;overflow:hidden}#toc-sidebar{border-right:1px solid var(--c-border);background:var(--c-surface);flex-direction:column;display:flex;overflow:hidden}#toc-header{border-bottom:1px solid var(--c-border);flex-shrink:0;padding:14px 16px 10px}#toc-header-row{justify-content:space-between;align-items:center;display:flex}#toc-header h2{letter-spacing:.06em;text-transform:uppercase;color:var(--c-muted);font-size:11px;font-weight:700}#toc-meta{color:var(--c-muted);margin-top:4px;font-size:10px;line-height:1.5}#theme-toggle{cursor:pointer;color:var(--c-muted);border-radius:var(--radius);background:0 0;border:none;flex-shrink:0;padding:2px 4px;font-size:14px;line-height:1}#theme-toggle:hover{background:var(--c-border);color:var(--c-text)}#toc-tree{flex:1;padding:4px 0 24px;overflow-y:auto}details.phase{border-bottom:1px solid var(--c-border)}details.phase>summary{cursor:pointer;color:var(--c-text);-webkit-user-select:none;user-select:none;align-items:center;gap:6px;padding:8px 12px;font-size:12px;font-weight:600;list-style:none;display:flex}details.phase>summary::-webkit-details-marker{display:none}details.phase>summary .chevron{color:var(--c-muted);margin-left:auto;font-size:9px;transition:transform .15s;display:inline-block}details.phase[open]>summary 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34px;font-size:11px;line-height:1.4;display:flex}.section-row:hover{background:var(--c-accent-light)}.section-row.active{border-left:3px solid var(--c-accent);color:var(--c-accent);padding-left:31px;font-weight:600}.section-row.absent{color:var(--c-absent);cursor:default}.section-row.absent:hover{background:0 0}.read-time-tip{color:#fff;pointer-events:none;z-index:300;white-space:nowrap;opacity:.9;background:#333;border-radius:10px;padding:3px 7px;font-size:10px;position:fixed}.badge{flex-shrink:0;margin-top:3px;font-size:8px}.badge.present{color:var(--c-present)}.badge.absent{color:var(--c-absent)}.info-icon{color:var(--c-muted);cursor:help;flex-shrink:0;font-size:10px}#paper-view{background:var(--c-bg);flex-direction:column;display:flex;overflow:hidden}#paper-content{max-width:660px;font-family:var(--font-serif);color:var(--c-text);margin:0 auto;padding:48px 64px;font-size:16px;line-height:1.8;position:relative}#paper-content 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var(--c-border);border-radius:var(--radius);white-space:pre-wrap;word-break:break-word;color:var(--c-text);background:#f5f5f5;min-height:70px;margin-bottom:8px;padding:10px;font-size:11px}.cite-copy-btn{background:var(--c-accent);color:#fff;border-radius:var(--radius);cursor:pointer;border:none;padding:4px 10px;font-size:11px}.cite-copy-btn:hover{opacity:.85}.permalink-btn{opacity:.4;cursor:pointer;color:var(--c-accent);vertical-align:middle;background:0 0;border:none;border-radius:2px;margin-left:8px;padding:2px 4px;font-size:.75em}.permalink-btn:hover{opacity:1}#side-panel{background:var(--c-panel-bg);border-left:1px solid var(--c-border);min-width:0;height:100vh;box-shadow:none;flex-direction:column;grid-column:3;display:flex;overflow:hidden}#side-panel:not(.open){visibility:hidden}#side-panel.open{visibility:visible;box-shadow:-2px 0 12px #0000000f}#side-panel-header{border-bottom:1px solid 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var(--c-border);background:var(--c-bg);font-size:11px;font-family:var(--font-mono);white-space:nowrap;text-overflow:ellipsis;flex-shrink:0;padding:4px 20px;overflow:hidden}html.dark #panel-breadcrumb{background:#1e1e1e;border-color:#333}@media (width<=768px){#app{grid-template-columns:1fr}#toc-sidebar{display:none}#side-panel{z-index:100;grid-column:auto;width:100vw;height:100vh;position:fixed;top:0;right:0}#side-panel:not(.open){visibility:visible;transition:transform .2s;transform:translate(100%)}#side-panel.open{transition:transform .2s;transform:translate(0)}}