*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;color:#1f2329;background:#f5f6f7;-webkit-font-smoothing:antialiased}.app-container{max-width:480px;min-height:100vh;margin:0 auto;background:#fff;display:flex;flex-direction:column}.app-header{padding:16px;border-bottom:1px solid #f0f0f0;display:flex;align-items:center;justify-content:space-between}.app-header h2{font-size:16px;font-weight:600}.table-indicator{font-size:12px;color:#8f959e;display:flex;align-items:center;gap:4px}.app-content{flex:1;overflow-y:auto}.single-sync{display:flex;align-items:center;justify-content:center;padding:24px 16px}.sync-card{width:100%;background:#fafbfc;border:1px solid #f0f0f0;border-radius:12px;padding:24px;text-align:center}.sync-desc{font-size:13px;color:#646a73;line-height:1.6;margin-bottom:20px}.btn{padding:8px 20px;border-radius:6px;border:none;font-size:13px;cursor:pointer;transition:all .2s}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:#3370ff;color:#fff}.btn-primary:hover:not(:disabled){background:#2860df}.btn-large{padding:12px 24px;font-size:14px;border-radius:8px;flex:1;min-width:0}.sync-buttons{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}.sync-tasks{text-align:left;border-top:1px solid #f0f0f0;padding-top:16px}.sync-task-item{display:flex;flex-direction:column;gap:4px;padding:10px 12px;background:#fff;border-radius:8px;margin-bottom:8px;font-size:13px}.sync-task-item strong{color:#1f2329}.sync-task-item span{color:#8f959e;font-size:12px}.toast{position:fixed;top:20px;left:50%;transform:translate(-50%);padding:10px 24px;border-radius:8px;font-size:13px;z-index:1000;animation:toastIn .3s ease}.toast-success{background:#e8f8e8;color:#2ba471}.toast-error{background:#ffece8;color:#f53f3f}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(-10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}