.kh{--kh-bg:#F3F6FA;--kh-surface:#FFFFFF;--kh-surface-2:#F7FAFD;--kh-line:#D5DEE8;--kh-text:#0F1B2D;--kh-text-2:#16263C;--kh-mute:#5A6B80;--kh-accent:#3780BE;--kh-accent-deep:#235B93;--kh-beak:#F6BB1E;--kh-tint:#E4EDF7;--kh-tint-text:#235B93;--kh-ink:#0F1B2D;--kh-ink-2:#13243A;--kh-ink-3:#16263C;--kh-ink-line:#2A3D57;--kh-ink-text:#DCE6F2;--kh-ink-mute:#9DB0C8;--kh-btn-bg:#0F1B2D;--kh-btn-fg:#FFFFFF;--kh-avatar-bg:#F1F0EC;--kh-chip-bg:#F1F3F6;--kh-live:#1C7A55;--kh-beta:#A06A00;--kh-plan:#5A6B80;--kh-shadow:0 30px 60px -20px rgba(15,27,45,.45);--kh-mono:var(--font-mono,"JetBrains Mono",ui-monospace,monospace);background:var(--kh-bg);color:var(--kh-text);font-size:16px;line-height:1.7}[data-theme=dark] 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