:root{--bg:#14122e;--surface:#1e1b4b;--surface2:#272357;--line:#332e63;--ink:#eceaf7;--muted:#a5a3c4;--accent:#7a6cf5;--accent2:#5a4fd0;--good:#3ac47d;--bad:#ff6b6b;--r:16px;--tabh:62px}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;padding:0;min-height:100%}body{background:var(--bg);color:var(--ink);font-family:Malgun Gothic,Segoe UI,system-ui,-apple-system,sans-serif;line-height:1.6;word-break:keep-all;overflow-x:hidden}.muted{color:var(--muted)}.sm{font-size:12px}.err{color:var(--bad);font-size:13px}.center{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.brand{display:flex;align-items:center;gap:10px}.dot{width:12px;height:12px;border-radius:3px;background:var(--accent);box-shadow:0 0 14px var(--accent)}h1{font-size:20px;margin:0;font-weight:800}h2{font-size:19px;margin:0;font-weight:800}h3.ch{font-size:14px;margin:0 0 10px;color:var(--muted)}.card{background:var(--surface);border:1px solid 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