:root{--color-bg:#ffffff;--color-bg-subtle:#fafaf9;--color-bg-muted:#f5f4f2;--color-bg-hover:#ececea;--color-bg-active:#e3e2df;--color-bg-overlay:rgba(15,23,18,0.4);--color-text:#2a2a26;--color-text-secondary:#6f6e69;--color-text-tertiary:#9b9a97;--color-text-on-accent:#ffffff;--color-border:#e6e5e2;--color-border-strong:#d3d2cf;--color-border-focus:var(--color-accent);--color-accent:#2d6a4f;--color-accent-hover:#245840;--color-accent-active:#1b4530;--color-accent-subtle:#e8f1ec;--color-accent-text:#1b4530;--color-success:#0f7b6c;--color-success-subtle:#e0f2ef;--color-warning:#b87b2b;--color-warning-subtle:#fbeed7;--color-danger:#c2410c;--color-danger-subtle:#fce5d8;--color-info:#2e6cb8;--color-info-subtle:#e1eaf8;--color-review:#7c3aed;--color-review-subtle:#ede5fc;--font-sans:-apple-system,BlinkMacSystemFont,"Pretendard","Apple SD Gothic Neo","Segoe UI",sans-serif;--font-mono:"SFMono-Regular",Menlo,Consolas,monospace;--text-xs:11px;--text-sm:12px;--text-base:14px;--text-md:15px;--text-lg:16px;--text-xl:19px;--text-2xl:24px;--text-3xl:30px;--leading-tight:1.3;--leading-base:1.55;--leading-loose:1.7;--weight-regular:400;--weight-medium:500;--weight-semibold:600;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--space-12:48px;--radius-sm:4px;--radius:6px;--radius-lg:10px;--radius-xl:14px;--radius-full:999px;--shadow-sm:0 1px 2px rgba(45,42,38,0.05);--shadow:0 2px 8px rgba(45,42,38,0.06),0 1px 2px rgba(45,42,38,0.04);--shadow-lg:0 8px 24px rgba(45,42,38,0.08),0 2px 4px rgba(45,42,38,0.04);--sidebar-w:260px;--chat-w:360px;--topbar-h:52px;--content-max:760px;--t-fast:120ms;--t-base:180ms;--t-slow:280ms}