:root{--bg:#f6f8fa;--surface:#fff;--surface-2:#f0f3f6;--border:#dfe4ea;--text:#12212e;--text-muted:#5a6b7b;--primary:#0d6e6e;--primary-hover:#0a5757;--primary-soft:#e2f1f0;--accent:#1f4e79;--danger:#b3261e;--warning:#8a6d00;--warning-soft:#fbf3d5;--radius:10px;--shadow:0 1px 3px rgba(18,33,46,.08),0 1px 2px rgba(18,33,46,.04);--shadow-lg:0 8px 30px rgba(18,33,46,.12);--maxw:1080px}@media (prefers-color-scheme:dark){:root{--bg:#0e1621;--surface:#16212e;--surface-2:#1d2a38;--border:#2a3a4a;--text:#e7eef4;--text-muted:#9fb0c0;--primary:#2bb3ac;--primary-hover:#4cc7c0;--primary-soft:#123433;--accent:#7fb2e6;--warning-soft:#33290a;--shadow:0 1px 3px rgba(0,0,0,.4);--shadow-lg:0 8px 30px rgba(0,0,0,.5)}}*{box-sizing:border-box}body,html{padding:0;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe 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