:root,:root[data-theme=dark]{--bg-app: #0e1621;--bg-sidebar: #17212b;--bg-header: #17212b;--bg-input: #242f3d;--bg-bubble-own: #2b5278;--bg-bubble-other: #182533;--bg-hover: #202b36;--bg-overlay: rgba(14, 22, 33, .65);--accent: #5288c1;--accent-hover: #5d98d4;--text: #ffffff;--text-muted: #708499;--text-bubble-other: #ffffff;--border: #0d1218;--danger: #e53935;--scrollbar: rgba(255, 255, 255, .15);--radius: 12px;--shadow: 0 8px 32px rgba(0, 0, 0, .35)}:root[data-theme=light]{--bg-app: #ffffff;--bg-sidebar: #ffffff;--bg-header: #ffffff;--bg-input: #f0f2f5;--bg-bubble-own: #effdde;--bg-bubble-other: #ffffff;--bg-hover: #f0f2f5;--bg-overlay: rgba(255, 255, 255, .55);--accent: #3390ec;--accent-hover: #2a7bd4;--text: #000000;--text-muted: #707579;--text-bubble-other: #000000;--border: #e4e6eb;--danger: #d92e2e;--scrollbar: rgba(0, 0, 0, .15);--shadow: 0 8px 32px rgba(0, 0, 0, .12)}:root[data-theme=light] 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