:root{--bg:#0b0d12;--panel:#12151d;--panel-2:#171b25;--line:#242a38;--line-soft:#1c2130;--text:#e7eaf2;--muted:#8f98ad;--faint:#6a7387;--accent:#6ea8ff;--accent-dim:#24457e;--green:#4ade80;--amber:#fbbf24;--red:#f87171;--violet:#a78bfa;--radius:12px;--on-green:#05230f;--on-red:#2a0606;--danger-line:#7f3030;--tint-accent-bg:#101d33;--tint-red-bg:#2a1216;--tint-red-line:#4a2226;--tint-amber-bg:#26200f;--tint-amber-line:#4a3a1a;--tint-green-bg:#0f2418;--tint-green-line:#1e4630;--tint-violet-bg:#1b1730;--tint-violet-line:#362c58;--bubble-agent-bg:#191830;--bubble-agent-line:#2f2a4a;--bubble-student-bg:#14202f;--bubble-student-line:#1f3355;--banner-error-text:#fca5a5;--banner-info-text:#a8c7ff;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, 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9px;font-size:11px;display:flex}.cost-strip:hover{border-color:var(--accent-dim);color:var(--muted)}.cost-strip-value{font-family:var(--mono);letter-spacing:0;text-transform:none;color:var(--text);font-size:13px}.cost-strip-tokens{color:var(--faint);font-size:11px}:root[data-theme=light]{--bg:#f4f6f9;--panel:#fff;--panel-2:#f1f4f8;--line:#dce1ea;--line-soft:#e9edf3;--text:#141821;--muted:#5a6376;--faint:#6b7385;--accent:#2563eb;--accent-dim:#a9c4f6;--green:#15803d;--amber:#b45309;--red:#b91c1c;--violet:#6d28d9;--on-green:#f0fdf4;--on-red:#fff5f5;--danger-line:#e3a8a8;--tint-accent-bg:#e8f0fe;--tint-red-bg:#fdecec;--tint-red-line:#f3c4c4;--tint-amber-bg:#fdf4e5;--tint-amber-line:#eedaac;--tint-green-bg:#e8f6ee;--tint-green-line:#b5dfc5;--tint-violet-bg:#f1ecfd;--tint-violet-line:#d5c7f6;--bubble-agent-bg:#f4f0fe;--bubble-agent-line:#ddd3f6;--bubble-student-bg:#ecf2fd;--bubble-student-line:#cadcf8;--banner-error-text:#9b1c1c;--banner-info-text:#1e40af;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}.theme-toggle{border:1px solid var(--line);background:var(--panel-2);width:32px;height:32px;color:var(--muted);border-radius:8px;justify-content:center;align-items:center;font-size:14px;line-height:1;transition:color .12s,border-color .12s;display:flex}.theme-toggle:hover{color:var(--text);border-color:var(--accent-dim)}.theme-toggle .on-light,:root[data-theme=light] .theme-toggle .on-dark{display:none}:root[data-theme=light] .theme-toggle .on-light{display:inline}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}