:root{--color-bg-primary:#fff;--color-bg-secondary:#f5f5f7;--color-bg-tertiary:#e8e8ed;--color-text-primary:#1d1d1f;--color-text-secondary:#86868b;--color-text-tertiary:#aeaeb2;--color-accent:#357aff;--color-accent-hover:#64a0ff;--color-border:#0000000f;--color-hover:#00000005;--color-success:#34c759;--color-warning:#ff9f0a;--color-danger:#ff3b30;--radius-sm:8px;--radius-md:10px;--radius-lg:14px;--radius-xl:16px;--shadow-1:0 1px 3px #0000000f, 0 1px 2px #0000000a;--shadow-2:0 4px 12px #00000014, 0 2px 4px #0000000a;--shadow-3:0 8px 24px #0000001f, 0 4px 8px #0000000f;--space-xs:4px;--space-sm:8px;--space-md:12px;--space-base:16px;--space-lg:20px;--space-xl:24px;--space-2xl:32px;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}@media (prefers-color-scheme:dark){:root{--color-bg-primary:#1c1c1e;--color-bg-secondary:#2c2c2e;--color-bg-tertiary:#3a3a3c;--color-text-primary:#f5f5f7;--color-text-secondary:#98989d;--color-text-tertiary:#636366;--color-accent:#0a84ff;--color-border:#ffffff14;--color-hover:#ffffff0a}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background:var(--color-bg-primary);color:var(--color-text-primary);-webkit-font-smoothing:antialiased;font-size:17px;line-height:1.5}