:root{--bg:#f7f7f8;--card:#fff;--border:#e5e7eb;--text:#111827;--muted:#6b7280;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-soft:#eff6ff;--danger:#dc2626;--ok:#16a34a;--radius:12px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}.container{max-width:640px;margin:0 auto;padding:24px 16px 64px}h1{font-size:1.6rem;margin:0 0 4px}h2{font-size:1.15rem;margin:24px 0 8px}p{color:var(--muted)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin:16px 0}label{display:block;font-weight:600;font-size:.9rem;margin:14px 0 6px}input[type=datetime-local],input[type=number],input[type=password],input[type=text],select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:1rem;font-family:inherit;background:#fff}textarea{min-height:80px;resize:vertical}button{cursor:pointer;border:none;border-radius:8px;padding:11px 18px;font-size:1rem;font-weight:600;background:var(--accent);color:#fff}button:hover{background:var(--accent-hover)}button:disabled{opacity:.6;cursor:default}button.secondary{background:#fff;color:var(--text);border:1px solid var(--border)}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.chip{padding:8px 14px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--text);font-size:.9rem;font-weight:500}.chip.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}.row{display:flex;gap:12px;flex-wrap:wrap}.row>*{flex:1 1;min-width:160px}.thumbs{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}.thumbs img{width:84px;height:84px;object-fit:cover;border-radius:8px;border:1px solid var(--border)}.notice{padding:10px 12px;border-radius:8px;font-size:.92rem;margin:12px 0}.notice.ok{background:#ecfdf5;color:var(--ok)}.notice.err{background:#fef2f2;color:var(--danger)}.muted{color:var(--muted);font-size:.9rem}.progress{height:6px;background:var(--border);border-radius:999px;overflow:hidden;margin:8px 0 20px}.progress>div{height:100%;background:var(--accent);border-radius:999px;transition:width .3s ease}.optioncard{display:flex;flex-direction:column;align-items:flex-start;gap:2px;width:100%;text-align:left;background:#fff;color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin:8px 0;font-weight:600}.optioncard.on,.optioncard:hover{background:var(--accent-soft)}.optioncard.on{border-color:var(--accent);color:var(--accent)}.optioncard .muted{font-weight:400}.chatbox{display:flex;flex-direction:column;gap:8px;max-height:340px;overflow-y:auto;padding:8px 2px}.bubble{max-width:82%;padding:9px 13px;border-radius:16px;font-size:.95rem;line-height:1.4;white-space:pre-wrap}.bubble.them{align-self:flex-start;background:#e9e9eb;color:var(--text);border-bottom-left-radius:4px}.bubble.me{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:4px}.tabs{display:flex;gap:6px;margin:12px 0 4px;border-bottom:1px solid var(--border)}.tabs button{background:none;color:var(--muted);border:none;border-bottom:2px solid transparent;border-radius:0;padding:8px 14px;font-weight:600}.tabs button.on{color:var(--accent);border-bottom-color:var(--accent)}.eventimg{width:100%;max-height:180px;object-fit:cover;border-radius:10px;border:1px solid var(--border);margin:8px 0}a{color:var(--accent)}