@media (max-width: 1024px) {
  .hero-row,
  .dash-bottom,
  .master-grid,
  .add-layout {
    grid-template-columns: 1fr;
  }

  .assets-summary-bar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .transfer-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .transfer-bar-row {
    grid-template-columns: 1fr;
  }

  .transfer-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 768px) {
  .app {
    flex-direction: column;
    height: 100dvh;
  }

  .hamburger { display: flex; }

  .sidebar {
    position: fixed;
    left: -270px;
    top: 0;
    height: 100%;
    width: 260px;
    z-index: 200;
    transition: left .25s ease;
    box-shadow: none;
  }

  .sidebar.open {
    left: 0;
    box-shadow: 0 20px 40px rgba(18, 25, 31, 0.34);
  }

  .sidebar-overlay.visible { display: block; }
  .right-panel { flex: 1; overflow: hidden; }

  .topbar {
    height: 66px;
    padding: 0 16px;
  }

  .topbar-title {
    font-size: 1.18rem;
  }

  .user-info { display: none; }

  .topbar-yomu-link {
    min-width: 34px;
    padding-inline: 9px;
  }

  .main {
    padding: 18px 14px calc(88px + env(safe-area-inset-bottom));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: calc(62px + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    background: rgba(255, 255, 255, 0.96);
    border-top: 1px solid var(--border);
    backdrop-filter: blur(12px);
  }

  .bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px 4px;
    font-size: .6rem;
    font-weight: 800;
    color: var(--muted-foreground);
    transition: color .15s ease;
  }

  .bottom-nav-item.active { color: var(--primary); }
  .bottom-nav-item svg { flex-shrink: 0; }

  .bottom-nav-add {
    width: 46px;
    height: 46px;
    flex: 0 0 46px;
    margin-top: -12px;
    border-radius: var(--radius);
    background: var(--primary);
    color: #f8fbff !important;
    box-shadow: var(--shadow-md);
  }

  .bottom-nav-add svg { stroke: #f8fbff; }

  .page-header,
  .page-header-assets,
  .nw-header {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 16px;
  }

  .page-header h1,
  .page-header-assets h1 {
    font-size: 1.32rem;
  }

  .hero-row {
    padding: 18px;
    border-radius: var(--radius);
  }

  .hero-left {
    min-height: 0;
  }

  .hero-value {
    font-size: 2.2rem;
  }

  .hero-cta-btn,
  .hero-yomu-btn {
    width: 100%;
    justify-content: center;
  }

  .hero-chips {
    grid-template-columns: 1fr 1fr;
  }

  .alloc-legend {
    grid-template-columns: 1fr;
  }

  .chart-bar,
  .chart-donut {
    height: 190px;
  }

  .ledger-columns,
  .master-grid,
  .dash-bottom,
  .add-layout {
    grid-template-columns: 1fr !important;
  }

  .assets-quick-actions {
    justify-content: flex-start;
  }

  .assets-summary-bar {
    grid-template-columns: 1fr 1fr;
  }

  .asset-section-grid {
    grid-template-columns: 1fr;
  }

  .asset-tile {
    min-height: 0;
  }

  .price-update-pair,
  .form-row,
  .form-row-wide {
    grid-template-columns: 1fr;
  }

  .filters-bar {
    gap: 8px;
  }

  .filter-input,
  .filter-select,
  .form-input,
  .master-input-sm {
    font-size: 16px;
  }

  .filter-input,
  .filter-select {
    min-width: 100%;
  }

  .tx-summary {
    grid-template-columns: 1fr 1fr;
  }

  .tx-row {
    grid-template-columns: 72px 1fr;
  }

  .tx-cat,
  .tx-amount {
    grid-column: 2;
  }

  .table-wrap {
    overflow-x: auto;
  }

  .tx-table,
  .nw-table {
    min-width: 680px;
  }

  .backup-path-row > div,
  .backup-path-row > div > div {
    flex-direction: column;
  }

  .modal-overlay {
    padding: 12px;
  }

  .modal-content,
  .modal-content-lg {
    width: 100%;
    max-height: 90vh;
    padding: 18px;
    border-radius: var(--radius);
  }

  .toast {
    left: 14px;
    right: 14px;
    bottom: calc(82px + env(safe-area-inset-bottom));
    max-width: none;
    text-align: center;
  }

  .login-card {
    margin: 0;
    padding: 30px 22px 24px;
  }
}

@media (max-width: 480px) {
  .topbar-yomu-link span {
    display: none;
  }

  .hero-chips,
  .assets-summary-bar,
  .tx-summary {
    grid-template-columns: 1fr;
  }

  .main {
    padding-inline: 12px;
  }

  .form-actions .btn,
  .edit-actions .btn {
    width: 100%;
  }

  .tile-footer {
    flex-wrap: wrap;
  }

  .tile-footer .btn-inline-del {
    width: auto;
  }

  .bottom-nav-item span {
    font-size: .56rem;
  }
}