@media (max-width: 1500px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .panel {
    padding: 22px;
  }

  .hero {
    padding: 28px;
  }

  .data-toolbar-row {
    flex-wrap: wrap;
  }

  .data-import-selector,
  .data-search {
    min-width: 140px;
    flex: 1 1 160px;
  }

  .data-actions {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (min-width: 1600px) {
  main.app-wide {
    max-width: 90vw;
  }
}

@media (max-width: 1100px) {
  .charts-grid-compact {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 980px) {
  .settings-layout {
    grid-template-columns: 1fr;
  }
  .settings-sidebar {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 2px;
    padding: 6px;
    overflow-x: auto;
  }
  .settings-sidebar-link {
    font-size: 13px;
    padding: 8px 10px;
    white-space: nowrap;
  }
  .settings-sidebar-link .icon {
    width: 16px;
    height: 16px;
  }
  .settings-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
  .charts-grid-compact {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 800px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .mobile-cards {
    display: flex;
  }

  .hide-narrow {
    display: none;
  }
}

@media (max-width: 640px) {
  .top-nav-toggle {
    display: inline-flex;
  }

  .top-nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--panel-strong);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    padding: 8px;
    gap: 2px;
    box-shadow: var(--shadow-soft);
    animation: fadeSlideIn 180ms var(--transition-snappy) both;
  }

  .top-nav-links.open {
    display: flex;
  }

  .top-nav-link {
    width: 100%;
    padding: 12px 14px;
    font-size: 15px;
  }

  .top-nav-separator {
    width: 100%;
    height: 1px;
    margin: 4px 0;
  }

  .top-nav-actions {
    display: flex;
    flex-direction: row;
    gap: 4px;
  }

  .top-nav-actions .top-nav-link {
    flex: 1;
    justify-content: center;
    padding: 12px 8px;
  }

  .detail-card {
    flex-direction: column;
  }

  .detail-card-body {
    grid-template-columns: 1fr 1fr;
  }

  .detail-card-actions {
    flex-direction: row;
    width: 100%;
    justify-content: flex-end;
  }

  .chart-panel {
    padding: 16px;
  }

  main.app {
    padding: 28px 20px 48px;
  }

  .hero {
    border-radius: 24px;
  }

  .detail-card .detail-card-body {
    grid-template-columns: 1fr;
  }

  .detail-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .actions {
    width: 100%;
    justify-content: flex-start;
  }

  .btn {
    width: auto;
  }

  .tabs {
    width: 100%;
  }

  .tab {
    flex: 1;
    text-align: center;
    padding: 10px 12px;
    font-size: 13px;
  }

  .data-toolbar {
    padding: 12px 14px !important;
  }

  .data-toolbar-row {
    flex-direction: column;
    gap: 6px;
  }

  .data-search {
    width: 100%;
    flex-direction: row;
    align-items: center;
    gap: 8px;
  }

  .data-search label {
    display: none;
  }

  .data-search .input {
    flex: 1;
    font-size: 14px;
    padding: 8px 10px;
  }

  .data-actions {
    display: flex;
    justify-content: flex-end;
    gap: 4px;
  }

  .data-actions .btn {
    padding: 6px 10px;
    font-size: 12px;
    white-space: nowrap;
  }

  .data-actions .btn .icon {
    display: none;
  }
}

@media (max-width: 500px) {
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hbar-label {
    min-width: 36px;
    font-size: 11px;
  }
  .hbar-value {
    font-size: 11px;
    min-width: 36px;
  }
  .hbar-track {
    height: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}