:root{--bg:#fff;--text:#121317;--muted:#45474d;--line:#2122260f;--line2:#2122261f;--surface:#f8f9fc;--chip:#eef2f7;--chipHover:#e6eaf0;--primary:#121317;--primaryHover:#2f3034;--radius:24px;--shadow:0 10px 30px #12131714;--switch-kr:#0b57d066;--switch-en:#00b95c59}*{box-sizing:border-box}html,body{height:100%}body{color:var(--text);background:var(--bg);margin:0;font-family:Google Sans Flex,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.header-wrapper{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);z-index:100;background:#ffffffeb;position:fixed;top:0;left:0;right:0}.topbar{align-items:center;gap:16px;height:64px;padding:0 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