:root{--bg:#f7f7f8;--card:#fff;--text:#44444f;--text-strong:#14141a;--muted:#7c7c8a;--accent:#2b6cb0;--stroke:#14141a14;--sans:-apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--heading:-apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;font:15px/150% var(--sans);letter-spacing:-.01em;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{background:var(--bg);min-height:100svh;margin:0}#root{background:var(--card);border-left:1px solid var(--stroke);border-right:1px solid var(--stroke);max-width:480px;min-height:100svh;margin:0 auto}img{max-width:100%;display:block}button{font:inherit;cursor:pointer}@media (width<=520px){#root{border:none;border-radius:0}}.app{z-index:1;flex-direction:column;min-height:100svh;display:flex;position:relative}.topbar{justify-content:space-between;align-items:center;padding:20px 20px 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var(--stroke);border-radius:14px;flex-direction:column;gap:10px;padding:12px 14px;display:flex}.attend-badge{color:#b91c1c;letter-spacing:.08em;text-transform:uppercase;background:#db272714;border:2px solid #b91c1c;border-radius:999px;align-self:flex-end;margin-bottom:4px;padding:6px 12px;font-size:11px;font-weight:800;transform:rotate(-6deg);box-shadow:0 6px 12px #b91c1c33}.info-row{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.info-label{color:var(--muted);min-width:120px;font-size:12px}.info-value{color:var(--text-strong);text-align:right;font-size:13px;font-weight:600}.detail-section{flex-direction:column;gap:8px;scroll-margin-top:16px;display:flex}.detail-section h3{color:var(--text-strong);margin:0;font-size:18px}.detail-sub{color:var(--muted);margin:0;font-size:13px}.detail-card{background:var(--card);border:1px solid var(--stroke);border-radius:14px;flex-direction:column;gap:10px;padding:12px 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