:root{--bg:#0a0a12;--panel:#15151f;--panel-2:#1d1d2b;--text:#f2f2f7;--muted:#9a9ab0;--accent:#ff4d8d;--accent-2:#6c5ce7;--ok:#36d399;--ng:#ff5c7a}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Hiragino Kaku Gothic ProN,Noto Sans JP,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app{max-width:480px;margin:0 auto;min-height:100dvh;padding:20px 16px 88px}.brand{font-size:22px;font-weight:800;letter-spacing:.04em}.tagline{color:var(--muted);font-size:12px;margin-top:2px}.section{margin-top:24px}.section h2{font-size:11px;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;margin:0 0 10px}.card{background:var(--panel);border-radius:16px;padding:16px;border:1px solid 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