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16px}.chat-token-label{margin-right:4px}.chat-token-in{color:#17b;color:var(--accent-hover)}.chat-token-sep{opacity:.6}.chat-token-out{color:#0e639c;color:var(--accent)}.chat-token-cost{color:#e0a030;font-weight:600}.pdf-viewer{display:flex;flex:1 1;flex-direction:column;overflow:hidden}.pdf-toolbar{align-items:center;background:#3e3e42;background:var(--bg-titlebar);border-bottom:1px solid #3e3e42;border-bottom:1px solid var(--border);display:flex;flex-shrink:0;gap:8px;padding:5px 10px}.pdf-page-info{color:#858585;color:var(--text-muted);font-size:.72rem;min-width:52px}.pdf-zoom{gap:4px;margin:0 auto}.pdf-zoom,.pdf-zoom-btn{align-items:center;display:flex}.pdf-zoom-btn{background:#333337;background:var(--bg-surface-soft);border:1px solid #3e3e42;border:1px solid var(--border);color:#d4d4d4;color:var(--text-primary);cursor:pointer;font-size:.9rem;height:24px;justify-content:center;line-height:1;transition:border-color 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var(--border);border-radius:50%;border-top-color:var(--accent);height:28px;margin-bottom:8px;width:28px}@keyframes spin{to{transform:rotate(1turn)}}::-webkit-scrollbar{height:10px;width:10px}::-webkit-scrollbar-track{background:#2d2d30;background:var(--bg-surface)}::-webkit-scrollbar-thumb{background:#686868;background:var(--scrollbar-thumb);border:2px solid #2d2d30;border:2px solid var(--bg-surface)}::-webkit-scrollbar-thumb:hover{background:#999}::-webkit-scrollbar-corner{background:#2d2d30;background:var(--bg-surface)}.panel-header-tabs{display:flex;gap:0;padding:0}.tab-btn{align-items:center;background:#0000;border:none;border-bottom:2px solid #0000;color:#858585;color:var(--text-muted);cursor:pointer;display:flex;flex:1 1;font-size:.75rem;font-weight:400;gap:6px;justify-content:center;letter-spacing:0;padding:6px 12px;text-transform:uppercase;transition:color .15s,border-color 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.15s}.choice-btn:hover:not(:disabled){background:#0e639c;background:var(--accent);border-color:#17b;border-color:var(--accent-hover);color:#fff}.choice-btn:disabled{cursor:default;opacity:.4}.plan-panel{background:#1e1e1e;background:var(--bg-page);display:flex;flex:1 1;flex-direction:column;gap:12px;overflow-y:auto;padding:12px}.plan-placeholder{align-items:center;color:#858585;color:var(--text-muted);display:flex;flex:1 1;flex-direction:column;font-size:.85rem;gap:10px;justify-content:center;padding:40px 24px;text-align:center}.plan-hint{font-size:.78rem;font-style:italic;opacity:.7}.plan-error-banner{align-items:center;background:#f447471f;border:1px solid #f44747;border:1px solid var(--error);color:#f44747;color:var(--error);display:flex;font-size:.82rem;gap:10px;justify-content:space-between;padding:10px 12px}.plan-error-text{flex:1 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