:root{--color-bg:#f3f4f8;--color-bg-subtle:#eceef3;--color-bg-elevated:#fff;--color-border:#e0e0e0;--color-text:#1d2939;--color-text-secondary:#555;--color-text-muted:#7c8496;--color-text-on-primary:#fff;--color-primary:#1d2939;--color-primary-hover:#2c3e56;--color-primary-soft:#eceef3;--color-accent:#ff4b4a;--color-accent-hover:#e63e3d;--color-link:#0056b3;--color-link-hover:#003d80;--color-chrome-bg:#1d2939;--color-chrome-text:#fff;--color-chrome-text-muted:#aab1c4;--color-chrome-border:#ffffff14;--color-brand-gradient-1:#00d1b2;--color-brand-gradient-2:#5b8df9;--color-nav-accent:#00d1b2;--color-success:#16a34a;--color-danger:#dc2626;--shadow-sm:0 2px 8px #171b260f;--shadow-md:0 8px 20px #171b2614;--shadow-lg:0 12px 32px #171b2624;--scrollbar-track:#e6e9f2}*{box-sizing:border-box}html,body{height:100%;margin:0;padding:0}body{color:var(--color-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Roboto,sans-serif;transition:background-color .2s,color 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