*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#f5f5f5;color:#1a1a1a}.app-shell{max-width:1400px;height:100vh;margin:0 auto;padding:24px;display:flex;flex-direction:column}.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:12px}h1{font-size:22px;margin:0}.status{font-size:14px;padding:6px 12px;border-radius:6px;font-weight:600}.status.connected{background:#d4f4dd;color:#146c2e}.status.disconnected{background:#fde2e2;color:#a51818}.search-form{display:flex;gap:8px;margin-bottom:12px}.search-form input{flex:1 1;padding:10px 12px;font-size:14px;border:1px solid #ccc;border-radius:6px}.search-form button{padding:10px 20px;font-size:14px;font-weight:600;border:none;border-radius:6px;background:#1a73e8;color:white;cursor:pointer}.search-form button:disabled{background:#999;cursor:not-allowed}.search-summary{margin-bottom:12px;padding:10px 14px;background:#eef4fd;border-radius:6px;font-size:14px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}.load-more-button{padding:6px 14px;font-size:13px;font-weight:600;border:1px solid #1a73e8;border-radius:6px;background:white;color:#1a73e8;cursor:pointer}.load-more-button:disabled{border-color:#999;color:#999;cursor:not-allowed}.error-banner{margin-bottom:12px;padding:10px 14px;background:#fde2e2;color:#a51818;border-radius:6px;font-size:14px}.workspace{flex:1 1;gap:16px;background:white;border-radius:8px;box-shadow:0 1px 3px rgba(0,0,0,.1);overflow:hidden}.sidebar,.workspace{min-height:0;display:flex}.sidebar{width:340px;flex-shrink:0;flex-direction:column;border-right:1px solid #eee}.conversation-list{list-style:none;margin:0;padding:0;overflow-y:auto;flex:1 1;min-height:0}.conversation-item{display:block;width:100%;text-align:left;padding:12px 14px;border:none;border-bottom:1px solid #f0f0f0;background:white;cursor:pointer}.conversation-item:hover{background:#f7f9fc}.conversation-item.active{background:#eef4fd;border-left:3px solid #1a73e8}.conversation-item-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:4px}.conversation-author{font-weight:600;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conversation-snippet{margin:0;font-size:13px;color:#555;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.main-panel{flex:1 1;min-width:0;overflow-y:auto;padding:20px 24px}.post-detail{max-width:640px}.post-detail-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:4px}.post-detail-meta{font-size:12px;color:#888;margin-bottom:12px}.author-name{font-weight:600;color:#1a73e8;text-decoration:none;display:block}.author-handle{color:#666;font-size:13px}.original-post-card{background:#fafafa;border:1px solid #eee;border-radius:8px;padding:14px 16px;margin-bottom:20px}.original-text{white-space:pre-wrap;word-break:break-word;margin:0 0 8px}.media-note{display:inline-block;font-size:12px;color:#555;background:#eee;border-radius:4px;padding:3px 8px;margin-bottom:8px}.original-image{display:block;max-width:100%;max-height:420px;border-radius:6px;margin-bottom:8px}.open-link{font-size:12px;color:#1a73e8}.draft-section,.invitation-section{display:flex;flex-direction:column;gap:8px}.invitation-section{margin-top:16px;padding-top:16px;border-top:1px solid #eee}.draft-label{font-size:13px;font-weight:600;color:#444}.draft-textarea{width:100%;min-height:120px;padding:10px;font-size:14px;font-family:inherit;border:1px solid #ddd;border-radius:6px;resize:vertical}.badge{display:inline-block;padding:3px 8px;border-radius:4px;font-size:12px;font-weight:600;white-space:nowrap}.badge-new{background:#e3e3e3;color:#444}.badge-draft{background:#fff3cd;color:#856404}.badge-sent{background:#d4f4dd;color:#146c2e}.badge-error{background:#fde2e2;color:#a51818}.badge-replied{background:#dbe9ff;color:#1a4d99}.badge-candidate{background:#e3e3e3;color:#444}.badge-waiting{background:#d4f4dd;color:#146c2e}.badge-needs_reply{background:#dbe9ff;color:#1a4d99}.badge-closed{background:#e3e3e3;color:#777}.message-row{border-radius:8px;padding:10px 12px;margin-bottom:8px;max-width:90%}.message-row.inbound{background:#f2f2f2;margin-right:auto}.message-row.outbound{background:#dbe9ff;margin-left:auto}.message-meta{font-size:12px;color:#666;margin-bottom:4px}.message-text{white-space:pre-wrap}.conversation-thread{margin:12px 0}.unread-badge{background:#1a4d99;color:#fff;border-radius:999px;padding:1px 7px;font-size:11px;font-weight:700}.conversation-item-badges{display:flex;align-items:center;gap:6px}.detail-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.detail-actions button{padding:8px 14px;font-size:13px;border:1px solid #ccc;border-radius:6px;background:white;cursor:pointer;white-space:nowrap}.detail-actions button:disabled{opacity:.5;cursor:not-allowed}.detail-actions button.primary{border-color:#1a73e8;background:#1a73e8;color:white;font-weight:600}.detail-error{color:#a51818;font-size:12px}.pagination{display:flex;gap:8px;align-items:center;justify-content:center;padding:10px;border-top:1px solid #eee}.pagination button{padding:6px 12px;border:1px solid #ccc;border-radius:4px;background:white;cursor:pointer}.pagination button:disabled{opacity:.5;cursor:not-allowed}.empty-state{text-align:center;padding:40px;color:#999}@media (max-width:800px){.app-shell{height:auto}.workspace{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid #eee;max-height:320px}}