:root,[data-theme=dark]{--bg: #0b1222;--bg-2: #0e1628;--panel: #111a2e;--card: #131d33;--input: #0f1829;--border: #1e2a42;--border-2: #2a3856;--text: #e5e9f2;--muted: #8b97ad;--faint: #64708a;--primary: #3b82f6;--primary-2: #2563eb;--primary-soft: rgba(59,130,246,.14);--primary-text: #93c5fd;--ok: #22c55e;--danger: #f87171;--warn-bg: #3a2e12;--warn-border: #a16207;--user-bubble: #1d4ed8;--th: #16223b;--zebra: rgba(255,255,255,.02);color-scheme:dark}[data-theme=light]{--bg: #f5f7fb;--bg-2: #ffffff;--panel: #ffffff;--card: #ffffff;--input: #ffffff;--border: #e3e8f0;--border-2: #cfd7e4;--text: #111827;--muted: #5b6577;--faint: #8a94a6;--primary: #2563eb;--primary-2: #1d4ed8;--primary-soft: #e8f0fe;--primary-text: #1d4ed8;--ok: #16a34a;--danger: #dc2626;--warn-bg: #fffbeb;--warn-border: #f59e0b;--user-bubble: #2563eb;--th: #eef2fb;--zebra: #f9fafb;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.65 Segoe 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