*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:#f4f6fa;color:#1f2937}.app{display:flex;flex-direction:column;max-width:760px;margin:0 auto;height:100vh;background:#fff}.header{display:flex;justify-content:space-between;align-items:baseline;padding:14px 18px;border-bottom:1px solid #e5e7eb}.title{font-size:18px;font-weight:600}.hint{font-size:12px;color:#6b7280}.chat{flex:1;overflow-y:auto;padding:16px 18px;display:flex;flex-direction:column;gap:12px}.bubble{max-width:82%;padding:10px 12px;border-radius:12px;line-height:1.55;white-space:pre-wrap;word-break:break-word}.bubble-user{align-self:flex-end;background:#2563eb;color:#fff}.bubble-assistant{align-self:flex-start;background:#f1f5f9}.bubble .role{font-size:11px;opacity:.7;margin-bottom:4px}.bubble .attach{margin-top:6px;font-size:12px;opacity:.85}.card{margin-top:10px;background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:10px 12px}.card-title{font-weight:600;margin-bottom:8px}.kv{display:flex;gap:8px;font-size:13px}.kv b{width:56px;color:#6b7280;font-weight:500}.card-actions{margin-top:10px;display:flex;gap:8px}.row-item{padding:6px 0;border-bottom:1px dashed #e5e7eb}.row-item:last-child{border-bottom:none}.row-title{font-weight:500}.row-sub{font-size:12px;color:#6b7280;margin-top:2px}.row-summary{font-size:13px;color:#374151;margin-top:4px;line-height:1.5}.composer{border-top:1px solid #e5e7eb;padding:10px 12px}.composer .row{display:flex;gap:8px;align-items:stretch}.composer textarea{flex:1;resize:none;padding:8px 10px;border-radius:8px;border:1px solid #d1d5db;outline:none;font:inherit}.composer textarea:focus{border-color:#2563eb}.pending{font-size:12px;color:#374151;background:#eef2ff;padding:6px 10px;border-radius:8px;margin-bottom:8px;display:flex;gap:6px;flex-wrap:wrap}.file-tag{background:#dbeafe;padding:2px 8px;border-radius:6px;display:inline-flex;align-items:center;gap:4px}.file-tag button{padding:0 4px;border:none;background:none;color:#dc2626;font-size:16px;cursor:pointer}.voice-on{background:#f0fdf4;border-color:#22c55e;font-size:18px}.voice-active{background:#fef2f2;border-color:#ef4444;font-size:18px;animation:pulse 1s infinite}.voice-off{background:#f8fafc;border-color:#94a3b8;font-size:18px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.row-link{display:inline-block;margin-top:4px;font-size:12px;color:#2563eb;text-decoration:none}.row-link:hover{text-decoration:underline}.voice-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100}.voice-dialog{background:#fff;border-radius:14px;padding:20px 24px;width:90%;max-width:420px;box-shadow:0 8px 40px #00000026}.voice-dialog-title{font-weight:600;margin-bottom:12px;font-size:15px}.voice-dialog-input{width:100%;padding:10px 12px;border:1px solid #d1d5db;border-radius:8px;font:inherit;resize:none;outline:none}.voice-dialog-input:focus{border-color:#2563eb}.voice-dialog-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:14px}button{padding:8px 14px;border:1px solid #d1d5db;background:#fff;border-radius:8px;cursor:pointer}button.primary{background:#2563eb;color:#fff;border-color:#2563eb}button:disabled{opacity:.6;cursor:not-allowed}.login-wrap{display:flex;align-items:center;justify-content:center;height:100vh}.login{width:320px;padding:24px;border:1px solid #e5e7eb;border-radius:12px;background:#fff;display:flex;flex-direction:column;gap:12px}.login h2{margin:0 0 4px}.login label{display:flex;flex-direction:column;gap:4px;font-size:13px}.login input{padding:8px 10px;border-radius:6px;border:1px solid #d1d5db;font:inherit}.login .err{color:#b91c1c;font-size:13px}.login .hint{font-size:12px;color:#6b7280}