:root{--color-background:#151618;--color-surface:#202225;--color-surface-hover:#2c2f33;--color-primary:#d4af37;--color-primary-glow:rgba(212,175,55,.05);--color-secondary:#5b9bd5;--color-text-primary:#f0f0f0;--color-text-secondary:#a0a0a0;--color-error:#cf6679;--color-success:#4caf50}[data-theme=neon]{--color-background:#0f111a;--color-surface:#1a1d2d;--color-surface-hover:#222639;--color-primary:#00e5ff;--color-primary-glow:rgba(0,229,255,.3);--color-secondary:#bd00ff;--color-text-primary:#fff;--color-text-secondary:#a0a5b8;--color-error:#ff3b3b;--color-success:#0f8}:root{--font-family-base:"Inter",system-ui,-apple-system,sans-serif;--font-size-base:clamp(1rem,0.95rem + 0.25vw,1.125rem);--font-size-h1:clamp(2rem,1.8rem + 1vw,3rem);--font-size-h2:clamp(1.5rem,1.4rem + 0.5vw,2rem);--font-size-h3:clamp(1.1rem,1rem + 0.3vw,1.35rem);--font-size-small:clamp(0.8rem,0.75rem + 0.25vw,0.9rem);--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:2rem;--spacing-xl:3rem;--border-radius-sm:4px;--border-radius-md:8px;--border-radius-lg:16px;--border-radius-pill:9999px;--glass-bg:rgba(26,29,45,.6);--glass-border:1px solid hsla(0,0%,100%,.1);--glass-blur:blur(12px);--transition-fast:0.2s ease;--transition-normal:0.3s ease}body{background-color:var(--color-background);color:var(--color-text-primary);font-family:var(--font-family-base);font-size:var(--font-size-base);margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,:after,:before{box-sizing:border-box}a{color:inherit;text-decoration:none}