:root{--color-bg:#000;--color-text-primary:#fff;--color-text-secondary:#a0a0a0;--color-accent:#0fc;--color-danger:#f36;--color-tag-border:#fff3;--font-base:"Pretendard", -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;--z-canvas:0;--z-tags:10;--z-ui:20;--z-modal:50;--glow-accent:0 0 10px var(--color-accent), 0 0 20px #0fc3;--glow-danger:0 0 10px var(--color-danger), 0 0 20px #f363;--transition-smooth:all .4s cubic-bezier(.25, .8, .25, 1);--transition-fast:all .2s ease-out}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--color-bg);width:100%;height:100%;color:var(--color-text-primary);font-family:var(--font-base);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px;line-height:1.5;overflow:hidden}:focus-visible{outline:2px solid var(--color-accent);outline-offset:4px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--color-bg)}::-webkit-scrollbar-thumb{background:#ffffff1a;border:1px solid #ffffff0d;border-radius:9999px}::-webkit-scrollbar-thumb:hover{background:var(--color-accent);box-shadow:var(--glow-accent)}