:root{--color-background:#fafafa;--color-background-sub:#fff;--color-border:#e5e7eb;--color-divider:#e5e7eb;--color-text-primary:#1f2937;--color-text-secondary:#6b7280;--color-text-muted:#9ca3af;--color-accent-primary:#2563eb;--color-accent-light:#dbeafe;--color-accent-dark:#1e40af;--color-overlay:rgba(0,0,0,.3);--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-2xl:48px;--spacing-3xl:64px;--spacing-4xl:96px;--font-size-xs:12px;--font-size-sm:14px;--font-size-base:16px;--font-size-lg:18px;--font-size-xl:20px;--font-size-2xl:24px;--font-size-3xl:30px;--font-size-4xl:36px;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--layout-content-width-max:1400px;--layout-content-width-wide:1200px;--layout-content-width-standard:800px;--layout-content-padding-desktop:32px;--layout-content-padding-mobile:16px}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;background-color:var(--color-background);color:var(--color-text-primary);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.5}a{color:inherit;text-decoration:none}