:root{--tg-theme-bg-color:#fff;--tg-theme-text-color:#000;--tg-theme-hint-color:#999;--tg-theme-link-color:#2481cc;--tg-theme-button-color:#2481cc;--tg-theme-button-text-color:#fff;--accent:#2a7fff;--bg:#f0f2f5;--card:#fff;--border:#e3e6e8}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--tg-theme-text-color,#000);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}#root{background:var(--bg);flex-direction:column;max-width:480px;min-height:100vh;margin:0 auto;display:flex}.app-shell{flex-direction:column;flex:1;min-height:100vh;display:flex}.tab-content{flex:1;padding:16px 16px 70px;overflow-y:auto}.tab-bar{background:var(--card);border-top:1px solid var(--border);z-index:100;width:100%;max-width:480px;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.tab-btn{color:var(--tg-theme-hint-color,#999);cursor:pointer;background:0 0;border:none;flex-direction:column;flex:1;align-items:center;gap:4px;padding:10px 4px;font-size:11px;display:flex}.tab-btn.active{color:var(--accent);font-weight:600}.tab-btn svg{width:22px;height:22px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;margin-bottom:12px;padding:14px}.btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;gap:6px;width:100%;padding:10px 16px;font-size:14px;font-weight:600;display:inline-flex}.btn.secondary{background:var(--bg);color:var(--tg-theme-text-color,#000);border:1px solid var(--border)}.btn:disabled{opacity:.5;cursor:default}.input{border:1px solid var(--border);background:var(--card);width:100%;color:var(--tg-theme-text-color,#000);border-radius:10px;margin-bottom:10px;padding:10px 12px;font-size:14px}.textarea{border:1px solid var(--border);background:var(--card);width:100%;color:var(--tg-theme-text-color,#000);resize:vertical;border-radius:10px;min-height:80px;margin-bottom:10px;padding:10px 12px;font-family:inherit;font-size:14px}.title{margin-bottom:12px;font-size:18px;font-weight:700}.subtitle{color:var(--tg-theme-hint-color,#999);margin-bottom:8px;font-size:13px}.chat-box{flex-direction:column;gap:8px;display:flex}.msg{border-radius:14px;max-width:85%;padding:10px 12px;font-size:14px;line-height:1.4}.msg.user{background:var(--accent);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.msg.bot{background:var(--bg);border:1px solid var(--border);border-bottom-left-radius:4px;align-self:flex-start}.chat-input-row{background:var(--card);border-top:1px solid var(--border);gap:8px;width:100%;max-width:480px;padding:10px 16px;display:flex;position:fixed;bottom:70px;left:50%;transform:translate(-50%)}.chat-input-row .input{flex:1;margin-bottom:0}.chat-input-row .btn{width:auto;padding:10px 16px}.list-item{background:var(--card);border:1px solid var(--border);cursor:pointer;border-radius:10px;justify-content:space-between;align-items:center;margin-bottom:8px;padding:12px 14px;display:flex}.list-item:hover{border-color:var(--accent)}.list-item-title{font-size:14px;font-weight:600}.list-item-sub{color:var(--tg-theme-hint-color,#999);font-size:12px}.badge{border-radius:12px;padding:2px 8px;font-size:11px;font-weight:600;display:inline-block}.badge.green{color:#1a7f4b;background:#e7f7ee}.badge.yellow{color:#b86e00;background:#fff7e6}.badge.red{color:#c0392b;background:#fde8e8}.badge.gray{color:#666;background:#f0f0f0}.qr-box{background:#fff;border-radius:12px;justify-content:center;margin:12px 0;padding:16px;display:flex}.status-row{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 0;display:flex}.status-row:last-child{border-bottom:none}.spinner{border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:16px;height:16px;animation:.8s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.section-title{margin:16px 0 8px;font-size:15px;font-weight:700}.flex-row{gap:8px;display:flex}.flex-row>*{flex:1}