:root{--bg:#f7f7f5;--bg-rail:#fbfbf9;--bg-elev:#fff;--bg-subtle:#f1f0ec;--bg-hover:#ecebe6;--border:#e6e4dd;--border-soft:#efeee8;--border-strong:#d8d5cb;--text:#1a1a17;--text-muted:#6b6a63;--text-faint:#98968d;--text-on-accent:#fff;--accent:#4f46e5;--accent-hover:#4338ca;--accent-soft:#eef2ff;--accent-ring:#4f46e52e;--danger:#c2410c;--danger-soft:#fef2f2;--success:#15803d;--r-sm:6px;--r-md:10px;--r-lg:14px;--r-xl:20px;--shadow-sm:0 1px 2px #1414120a;--shadow-md:0 4px 12px #1414120f, 0 1px 2px #1414120a;--shadow-lg:0 18px 48px #1414121f, 0 2px 6px #1414120d;--font-sans:-apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro", system-ui, "PingFang SC", sans-serif;--font-mono:ui-monospace, "SF Mono", "JetBrains Mono", Menlo, 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img{object-fit:cover;width:100%;height:100%}.image-uploader-remove{color:#fff;cursor:pointer;background:#0009;border:none;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:14px;line-height:1;display:flex;position:absolute;top:2px;right:2px}.image-uploader-remove:hover{background:#000c}.category-radio-group{flex-wrap:wrap;gap:8px;display:flex}.category-radio-item{border:1px solid var(--border-strong);cursor:pointer;background:#fff;border-radius:16px;padding:6px 14px;font-size:12px}.category-radio-item.active{background:var(--accent);color:#fff;border-color:var(--accent)}.complaint-thumb-list{flex-wrap:wrap;gap:6px;margin-top:6px;display:flex}.complaint-thumb{object-fit:cover;border:1px solid var(--border);cursor:pointer;border-radius:4px;width:60px;height:60px}.convhistory-row{border-bottom:1px solid var(--border);cursor:pointer;justify-content:space-between;padding:10px 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