/* Responsive Layout Fixes for Mobile Devices */

/* Mobile-first approach - start with mobile, then enhance for larger screens */

/* Fix sidebar width on mobile */
@media (max-width: 768px) {
  .app-shell {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 8px;
  }

  .pos-sidebar {
    display: none;
  }

  /* Show mobile navigation instead */
  .mobile-extra-nav {
    display: block !important;
  }

  /* Fix cart minimum width */
  .layout.retail-layout-v3 {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* Ensure cart takes full width on mobile */
  .cart-panel {
    width: 100%;
    min-width: 0;
  }

  /* Fix topbar for mobile */
  .topbar {
    padding: 8px 4px 10px;
    padding-right: 8px;
    gap: 8px;
  }

  .topbar-actions {
    gap: 4px;
    flex-wrap: wrap;
  }

  /* Hide desktop-only elements */
  .desktop-view-tabs {
    display: none !important;
  }

  /* Show mobile tabs */
  .view-tabs {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }

  /* Fix top-right controls positioning */
  .top-right-controls {
    position: relative;
    top: auto;
    right: auto;
    z-index: auto;
    display: flex;
    gap: 4px;
  }

  /* Increase touch target size */
  .top-icon-btn,
  .mini-icon-btn,
  .sidebar-icon {
    min-width: 44px;
    min-height: 44px;
  }

  /* Fix z-index stacking */
  .lang-dropdown {
    z-index: 100;
  }

  /* Responsive text sizes */
  .retail-command-title {
    font-size: clamp(20px, 5vw, 26px);
  }

  /* Fix button layout on mobile */
  .retail-command-actions {
    flex-direction: column;
    grid-template-columns: 1fr;
  }

  /* Ensure inputs are readable */
  .input,
  .select,
  .mini-input {
    min-height: 44px;
    font-size: 16px; /* Prevents zoom on iOS */
  }
}

/* Tablet size - 768px to 1024px */
@media (min-width: 769px) and (max-width: 1024px) {
  .app-shell {
    grid-template-columns: 60px 1fr;
  }

  .pos-sidebar {
    padding: 8px 4px;
  }

  .layout.retail-layout-v3 {
    grid-template-columns: 1fr minmax(300px, 0.8fr);
  }
}

/* Desktop size - 1025px and above */
@media (min-width: 1025px) {
  .app-shell {
    grid-template-columns: 76px 1fr;
  }

  .layout.retail-layout-v3 {
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  }

  .desktop-view-tabs {
    display: inline-grid !important;
  }

  .mobile-extra-nav {
    display: none !important;
  }
}

/* Fix for very small screens (< 320px) */
@media (max-width: 320px) {
  .topbar {
    flex-direction: column;
    gap: 4px;
  }

  .retail-topbar-copy h1 {
    font-size: 16px;
  }

  .btn {
    min-height: 40px;
    padding: 8px 12px;
    font-size: 14px;
  }
}

/* Landscape orientation on mobile */
@media (max-height: 500px) and (orientation: landscape) {
  .app-shell {
    min-height: auto;
  }

  .topbar {
    padding: 4px 4px 8px;
  }

  .retail-command-title {
    font-size: 18px;
  }
}

/* Improve touch targets for accessibility */
@media (hover: none) and (pointer: coarse) {
  button,
  [role="button"],
  input[type="button"],
  input[type="submit"],
  input[type="reset"] {
    min-height: 44px;
    min-width: 44px;
  }

  /* Add padding around clickable elements */
  .sidebar-icon,
  .top-icon-btn,
  .mini-icon-btn {
    padding: 8px;
  }
}

/* Fix overflow issues */
.shell-card {
  overflow: hidden;
}

.retail-selling-stage,
.cart-panel {
  overflow-y: auto;
  max-height: calc(100vh - 200px);
}

/* Ensure proper scrolling on mobile */
@media (max-width: 768px) {
  .retail-selling-stage,
  .cart-panel {
    max-height: calc(100vh - 150px);
  }
}

/* Fix sticky positioning on mobile */
@media (max-width: 768px) {
  .topbar {
    position: relative;
    z-index: 10;
  }
}

/* Improve readability on small screens */
@media (max-width: 480px) {
  body {
    font-size: 14px;
  }

  .label,
  .retail-field-label {
    font-size: 10px;
  }

  .btn {
    font-size: 14px;
  }
}