/* Customizer CSS — Phase 7 Runtime Design-System Controller */

@layer ds.overrides {
  /* Production shell targets stay reachable without enlarging the type itself. */
  .skip,
  .nav-inner > a,
  .ds-customizer-trigger {
    min-block-size: 40px;
  }

  .nav-inner > a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-inline-size: 40px;
  }

  /* ─── 1. Runtime Typography Overrides ─── */
  :root[data-ds-heading-font="space-grotesk"] {
    --ds-font-family-heading: 'Space Grotesk', sans-serif;
  }
  :root[data-ds-heading-font="manrope"] {
    --ds-font-family-heading: 'Manrope', sans-serif;
  }
  :root[data-ds-heading-font="plus-jakarta-sans"] {
    --ds-font-family-heading: 'Plus Jakarta Sans', sans-serif;
  }
  :root[data-ds-heading-font="onest"] {
    --ds-font-family-heading: 'Onest', sans-serif;
  }

  :root[data-ds-body-font="source-sans-3"] {
    --ds-font-family-body: 'Source Sans 3', sans-serif;
  }
  :root[data-ds-body-font="public-sans"] {
    --ds-font-family-body: 'Public Sans', sans-serif;
  }
  :root[data-ds-body-font="dm-sans"] {
    --ds-font-family-body: 'DM Sans', sans-serif;
  }
  :root[data-ds-body-font="ibm-plex-sans"] {
    --ds-font-family-body: 'IBM Plex Sans', sans-serif;
  }

  /* ─── 2. Runtime Radius Overrides ─── */
  :root,
  :root[data-radius="sharp"] {
    --ds-semantic-radius-control: 2px;
    --ds-semantic-radius-container: 4px;
  }
  :root[data-radius="soft"] {
    --ds-semantic-radius-control: 6px;
    --ds-semantic-radius-container: 12px;
  }
  :root[data-radius="rounded"] {
    --ds-semantic-radius-control: 12px;
    --ds-semantic-radius-container: 18px;
  }
  :root[data-radius="pill"] {
    --ds-semantic-radius-control: 9999px;
    --ds-semantic-radius-container: 24px;
  }

  /* ─── 3. Runtime Density Overrides ─── */
  :root,
  :root[data-size="default"] {
    --ds-density-btn-padding: var(--ds-space-8) var(--ds-space-12);
    --ds-density-btn-min-height: 36px;
    --ds-density-nav-gap: var(--ds-space-4);
    --ds-density-row-padding: var(--ds-space-12) 0;
    --ds-density-customizer-gap: var(--ds-space-12);
    --ds-density-section-gap: var(--ds-space-40);
    --ds-density-hero-gap: var(--ds-space-20);
    --ds-density-proof-gap: var(--ds-space-20);
    --ds-density-copy-gap: var(--ds-space-12);
    --ds-density-deck-gap: var(--ds-space-12);
    --ds-density-metric-padding: 12px 12px 14px 0;
    --ds-density-focus-height: auto;
    --ds-density-page-start: var(--ds-space-10);
    --ds-density-page-end: var(--ds-space-20);
    --ds-density-layout-gap: var(--ds-space-24);
    --ds-density-content-inset: var(--ds-space-10);
    --ds-density-row-gap: var(--ds-space-12);
    --ds-density-detail-gap: var(--ds-space-4);
    --ds-density-media-padding: var(--ds-space-14);
    --ds-density-experiment-height: 96px;
    --ds-density-experiment-visual-height: 68px;
    --ds-density-footer-gap: var(--ds-space-40);
    --ds-density-shell-gap: var(--ds-space-20);
    --ds-density-shell-block-gap: var(--ds-space-10);
    --ds-density-shell-item-height: 32px;
    --ds-density-shell-control-height: 36px;
    --ds-density-footer-control-height: 28px;
    --ds-density-footer-btn-height: 22px;
    --ds-density-shell-padding: var(--ds-space-4);
  }
  :root[data-size="compact"] {
    --ds-density-btn-padding: var(--ds-space-4) var(--ds-space-8);
    --ds-density-btn-min-height: 32px;
    --ds-density-nav-gap: var(--ds-space-2);
    --ds-density-row-padding: var(--ds-space-8) 0;
    --ds-density-customizer-gap: var(--ds-space-8);
    --ds-density-section-gap: var(--ds-space-32);
    --ds-density-hero-gap: var(--ds-space-16);
    --ds-density-proof-gap: var(--ds-space-16);
    --ds-density-copy-gap: var(--ds-space-10);
    --ds-density-deck-gap: var(--ds-space-10);
    --ds-density-metric-padding: 10px 10px 12px 0;
    --ds-density-focus-height: auto;
    --ds-density-page-start: var(--ds-space-24);
    --ds-density-page-end: var(--ds-space-48);
    --ds-density-layout-gap: var(--ds-space-20);
    --ds-density-content-inset: var(--ds-space-8);
    --ds-density-row-gap: var(--ds-space-10);
    --ds-density-detail-gap: var(--ds-space-2);
    --ds-density-media-padding: var(--ds-space-12);
    --ds-density-experiment-height: 88px;
    --ds-density-experiment-visual-height: 64px;
    --ds-density-footer-gap: var(--ds-space-32);
    --ds-density-shell-gap: var(--ds-space-16);
    --ds-density-shell-block-gap: var(--ds-space-8);
    --ds-density-shell-item-height: 20px;
    --ds-density-shell-control-height: 32px;
    --ds-density-footer-control-height: 24px;
    --ds-density-footer-btn-height: 20px;
    --ds-density-shell-padding: var(--ds-space-4);
  }
  :root[data-size="comfortable"] {
    --ds-density-btn-padding: var(--ds-space-8) var(--ds-space-16);
    --ds-density-btn-min-height: 40px;
    --ds-density-nav-gap: var(--ds-space-6);
    --ds-density-row-padding: var(--ds-space-14) 0;
    --ds-density-customizer-gap: var(--ds-space-14);
    --ds-density-section-gap: var(--ds-space-48);
    --ds-density-hero-gap: var(--ds-space-24);
    --ds-density-proof-gap: var(--ds-space-24);
    --ds-density-copy-gap: var(--ds-space-14);
    --ds-density-deck-gap: var(--ds-space-14);
    --ds-density-metric-padding: 14px 14px 16px 0;
    --ds-density-focus-height: auto;
    --ds-density-page-start: var(--ds-space-32);
    --ds-density-page-end: var(--ds-space-64);
    --ds-density-layout-gap: var(--ds-space-28);
    --ds-density-content-inset: var(--ds-space-12);
    --ds-density-row-gap: var(--ds-space-14);
    --ds-density-detail-gap: var(--ds-space-4);
    --ds-density-media-padding: var(--ds-space-16);
    --ds-density-experiment-height: 104px;
    --ds-density-experiment-visual-height: 72px;
    --ds-density-footer-gap: var(--ds-space-48);
    --ds-density-shell-gap: var(--ds-space-24);
    --ds-density-shell-block-gap: var(--ds-space-12);
    --ds-density-shell-item-height: 40px;
    --ds-density-shell-control-height: 40px;
    --ds-density-footer-control-height: 32px;
    --ds-density-footer-btn-height: 26px;
    --ds-density-shell-padding: var(--ds-space-6);
  }

  @media (max-width: 720px) {
    :root[data-size="compact"] { --ds-density-page-start: 72px; }
    :root,
    :root[data-size="default"] { --ds-density-page-start: var(--ds-space-20); }
    :root[data-size="comfortable"] { --ds-density-page-start: 88px; }
  }
}

@layer ds.patterns {
  /* ─── 4. Desktop Customizer Instrument Composition ─── */
  .ds-customizer-instrument {
    display: flex;
    flex-direction: column;
    gap: var(--ds-density-customizer-gap, var(--ds-space-12));
    width: 100%;
    box-sizing: border-box;
  }

  .ds-customizer-header {
    display: flex;
    flex-direction: column;
    gap: var(--ds-density-detail-gap, var(--ds-space-4));
  }

  .ds-customizer-title {
    font-family: var(--ds-font-family-heading);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--ds-semantic-color-text-primary);
    margin: 0;
    line-height: 1.25;
  }

  .ds-customizer-deck {
    font-family: var(--ds-font-family-body);
    font-size: 0.75rem;
    color: var(--ds-semantic-color-text-muted);
    line-height: 1.4;
    margin: 0;
  }

  .ds-customizer-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 100%;
    box-sizing: border-box;
  }

  .ds-customizer-fieldset {
    border: 0;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  .ds-customizer-legend,
  .ds-customizer-label {
    font-family: var(--ds-font-family-body);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: none;
    letter-spacing: normal;
    color: var(--ds-semantic-color-text-secondary);
    margin: 0;
    display: block;
  }

  .ds-theme-radios {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3px;
    background: var(--ds-semantic-color-background-sunken);
    padding: 3px;
    border-radius: var(--ds-semantic-radius-control, 6px);
    border: 1px solid var(--ds-semantic-color-border-base);
    box-sizing: border-box;
  }

  .ds-radio-label {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 var(--ds-space-8);
    min-height: 40px;
    height: 40px;
    box-sizing: border-box;
    font-family: var(--ds-font-family-body);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--ds-semantic-color-text-secondary);
    cursor: pointer;
    border-radius: calc(var(--ds-semantic-radius-control, 6px) - 2px);
    transition: background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                border-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                box-shadow var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-radio-label:hover:not(:has(.ds-radio-input:checked)) {
    color: var(--ds-semantic-color-text-primary);
    background: var(--ds-semantic-color-action-soft, rgba(125, 125, 125, 0.08));
  }

  .ds-radio-label:has(.ds-radio-input:checked) {
    background: var(--ds-semantic-color-background-raised, #242427);
    color: var(--ds-semantic-color-text-primary);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 0 0 1px var(--ds-semantic-color-border-strong, rgba(255, 255, 255, 0.12));
    font-weight: 600;
  }

  .ds-radio-input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
  }

  .ds-radio-label:has(.ds-radio-input:focus-visible) {
    outline: none;
    box-shadow: inset 0 0 0 2px var(--ds-semantic-color-focus-ring);
  }

  .ds-customizer-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }

  /* ─── Custom Design System Select / Dropdown Component ─── */
  .ds-custom-select {
    position: relative;
    width: 100%;
  }

  .ds-custom-select-trigger {
    width: 100%;
    height: max(40px, var(--ds-density-shell-control-height, 36px));
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 12px;
    background: var(--ds-semantic-color-background-sunken);
    border: 1px solid var(--ds-semantic-color-border-base);
    border-radius: var(--ds-semantic-radius-control, 6px);
    color: var(--ds-semantic-color-text-primary);
    font-family: var(--ds-font-family-body);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    box-sizing: border-box;
    user-select: none;
    transition: border-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                box-shadow var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-custom-select-trigger:hover {
    border-color: var(--ds-semantic-color-border-strong);
    background: var(--ds-semantic-color-background-raised);
  }

  .ds-custom-select[data-pending] .ds-custom-select-trigger {
    cursor: progress;
    color: var(--ds-semantic-color-text-secondary);
  }

  .ds-custom-select.is-open .ds-custom-select-trigger,
  .ds-custom-select-trigger:focus-visible {
    outline: none;
    border-color: var(--ds-semantic-color-focus-ring);
    box-shadow: 0 0 0 2px var(--ds-semantic-color-action-glow);
  }

  .ds-custom-select-value {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: left;
    flex: 1 1 auto;
    font-size: 0.75rem;
  }

  .ds-custom-select-chevron {
    flex: 0 0 14px;
    margin-left: 8px;
    color: var(--ds-semantic-color-text-muted);
    transition: transform var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-custom-select.is-open .ds-custom-select-chevron {
    transform: rotate(180deg);
  }

  .ds-custom-select-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--ds-semantic-color-background-raised);
    border: 1px solid var(--ds-semantic-color-border-strong);
    border-radius: var(--ds-semantic-radius-control, 6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.32), 0 2px 6px rgba(0, 0, 0, 0.12);
    padding: 4px;
    margin: 0;
    list-style: none;
    display: none;
    max-height: 240px;
    overflow-y: auto;
    box-sizing: border-box;
  }

  .ds-custom-select.is-open .ds-custom-select-menu {
    display: block;
    animation: ds-dropdown-in var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  @keyframes ds-dropdown-in {
    from {
      opacity: 0;
      transform: translateY(-4px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .ds-custom-select-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 40px;
    min-height: 40px;
    padding: 0 10px;
    border-radius: max(0px, calc(var(--ds-semantic-radius-control, 6px) - 2px));
    font-family: var(--ds-font-family-body);
    font-size: 0.75rem;
    color: var(--ds-semantic-color-text-secondary);
    cursor: pointer;
    user-select: none;
    box-sizing: border-box;
    transition: background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-custom-select-option-text {
    font-size: 0.75rem;
  }

  .ds-custom-select-option:hover,
  .ds-custom-select-option.is-focused {
    background: var(--ds-semantic-color-action-soft);
    color: var(--ds-semantic-color-text-primary);
  }

  .ds-custom-select-option.is-selected {
    color: var(--ds-semantic-color-text-primary);
    font-weight: 600;
  }

  .ds-custom-select-check {
    opacity: 0;
    color: var(--ds-semantic-color-action-primary);
    flex: 0 0 14px;
    margin-left: 8px;
  }

  .ds-custom-select-option.is-selected .ds-custom-select-check {
    opacity: 1;
  }

  .ds-custom-select-native {
    position: absolute !important;
    opacity: 0 !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
    pointer-events: none !important;
  }

  .ds-customizer-field--grid {
    gap: 6px;
  }

  .ds-customizer-toggle-box {
    display: flex;
    flex-direction: column;
    background: var(--ds-semantic-color-background-sunken);
    border: 1px solid var(--ds-semantic-color-border-base);
    border-radius: var(--ds-semantic-radius-control, 6px);
    padding: 0 12px;
    box-sizing: border-box;
  }

  .ds-customizer-toggle-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-family: var(--ds-font-family-body);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--ds-semantic-color-text-primary);
    cursor: pointer;
    user-select: none;
    min-height: 40px;
  }

  .ds-customizer-checkbox {
    appearance: none;
    -webkit-appearance: none;
    width: 32px;
    height: 18px;
    border-radius: 999px;
    background: var(--ds-semantic-color-border-strong, #c8c8c5);
    position: relative;
    cursor: pointer;
    outline: none;
    margin: 0;
    flex-shrink: 0;
    transition: background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-customizer-checkbox::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--ds-semantic-color-background-page, #ffffff);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    transition: transform var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-customizer-checkbox:checked {
    background: var(--ds-semantic-color-action-primary, #000000);
  }

  .ds-customizer-checkbox:checked::after {
    transform: translateX(14px);
  }

  .ds-customizer-checkbox:focus-visible {
    outline: 2px solid var(--ds-semantic-color-focus-ring);
    outline-offset: 2px;
  }

  .ds-customizer-subtoggle {
    margin-inline-start: 0;
    border-top: 1px solid var(--ds-semantic-color-border-subtle);
    font-size: 0.75rem;
    color: var(--ds-semantic-color-text-secondary);
  }

  .ds-customizer-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 4px;
    padding-top: 0;
  }

  .ds-customizer-reset {
    font-family: var(--ds-font-family-body);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: normal;
    color: var(--ds-semantic-color-text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    min-height: 40px;
    height: 40px;
    padding: 0 var(--ds-space-12);
    background: var(--ds-semantic-color-background-raised);
    border: 1px solid var(--ds-semantic-color-border-base);
    border-radius: var(--ds-semantic-radius-control, 6px);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    box-sizing: border-box;
    cursor: pointer;
    text-decoration: none;
    transition:
      color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
      background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
      border-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
      transform var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-customizer-reset:hover {
    color: var(--ds-semantic-color-text-primary);
    background: var(--ds-semantic-color-background-sunken);
    border-color: var(--ds-semantic-color-border-strong);
  }

  .ds-customizer-reset:active {
    transform: scale(0.96);
  }

  .ds-customizer-reset:disabled {
    cursor: progress;
    opacity: 0.72;
  }

  .ds-customizer-reset:focus-visible {
    outline: 2px solid var(--ds-semantic-color-focus-ring);
    outline-offset: 1px;
  }

  .ds-customizer-reset svg {
    flex-shrink: 0;
    opacity: 0.7;
    transition: transform var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-customizer-reset:hover svg {
    opacity: 1;
    transform: rotate(-45deg);
  }

  .ds-customizer-divider {
    height: 1px;
    background: var(--ds-semantic-color-border-base);
    margin-block: var(--ds-space-12);
  }

  .ds-customizer-status {
    font-family: var(--ds-font-family-body);
    font-size: 0.6875rem;
    color: var(--ds-semantic-color-text-muted);
    min-block-size: 1.4em;
    margin: 0;
    line-height: 1.4;
    overflow-wrap: anywhere;
  }

  .ds-customizer-status:empty {
    visibility: hidden;
  }

  .ds-customizer-status[data-state="pending"] {
    color: var(--ds-semantic-color-text-secondary);
  }

  .ds-customizer-status[data-state="success"] {
    color: var(--ds-semantic-color-status-success);
  }

  .ds-customizer-status[data-error="true"] {
    color: var(--ds-semantic-color-status-danger);
  }

  /* Compact rail summary. Detailed controls stay in the dialog. */
  .rail-kicker {
    color: var(--ds-semantic-color-text-muted);
    font-family: var(--ds-font-family-body);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    line-height: 1.4;
    text-transform: uppercase;
  }

  .rail-current-state {
    margin: 0;
    color: var(--ds-semantic-color-text-secondary);
    font-family: var(--ds-font-family-body);
    font-size: 0.6875rem;
    line-height: 1.45;
    text-wrap: pretty;
  }

  .ds-customizer-form--compact {
    gap: var(--ds-density-shell-block-gap, var(--ds-space-12));
  }

  .ds-customizer-form--compact .ds-theme-radios {
    border: 1px solid var(--ds-semantic-color-border-base);
    border-radius: var(--ds-semantic-radius-container);
    background: var(--ds-semantic-color-background-sunken);
    padding: var(--ds-density-shell-padding, var(--ds-space-2));
    box-shadow: none;
  }

  .ds-customizer-form--compact .ds-radio-label {
    min-height: var(--ds-density-shell-control-height, 40px);
    border-radius: var(--ds-semantic-radius-control);
  }

  .ds-customizer-form--compact .ds-radio-label:has(.ds-radio-input:checked) {
    background: var(--ds-semantic-color-text-primary);
    color: var(--ds-semantic-color-background-page);
    box-shadow: none;
  }

  .rail-grid-control {
    min-height: var(--ds-density-shell-control-height, 40px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-block: 1px solid var(--ds-semantic-color-border-subtle);
  }

  .rail-switch {
    position: relative;
    min-height: var(--ds-density-shell-control-height, 40px);
  }

  .rail-switch .ds-customizer-checkbox {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
  }

  .rail-switch:has(.ds-customizer-checkbox:focus-visible) > span[aria-hidden="true"] {
    outline: 2px solid var(--ds-semantic-color-focus-ring);
    outline-offset: 2px;
  }

  .rail-switch > span[aria-hidden="true"] {
    width: 34px;
    height: 20px;
    position: relative;
    display: block;
    border-radius: 999px;
    background: var(--ds-semantic-color-border-strong);
    transition: background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .rail-switch > span[aria-hidden="true"]::after {
    content: "";
    width: 14px;
    height: 14px;
    position: absolute;
    inset: 3px auto 3px 3px;
    border-radius: 50%;
    background: var(--ds-semantic-color-background-page);
    transition: transform var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .rail-switch:has(input:checked) > span[aria-hidden="true"] {
    background: var(--ds-semantic-color-text-primary);
  }

  .rail-switch:has(input:checked) > span[aria-hidden="true"]::after {
    transform: translateX(14px);
  }

  .rail-customize-action {
    width: 100%;
    min-height: var(--ds-density-shell-control-height, 40px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--ds-space-12);
    border: 1px solid var(--ds-semantic-color-border-base);
    border-radius: var(--ds-semantic-radius-control);
    background: transparent;
    color: var(--ds-semantic-color-text-primary);
    font-family: var(--ds-font-family-body);
    font-size: 0.75rem;
    font-weight: 550;
    cursor: pointer;
    transition-property: color, background-color, border-color, scale;
    transition-duration: var(--ds-motion-duration-fast);
    transition-timing-function: var(--ds-motion-easing-standard);
  }

  .rail-customize-action:hover {
    background: var(--ds-semantic-color-background-sunken);
    border-color: var(--ds-semantic-color-border-strong);
  }

  .rail-customize-action:active {
    scale: 0.96;
  }

  /* ─── 5. Customizer Trigger & Mobile Dialog ─── */
  .ds-customizer-trigger {
    display: inline-flex;
    align-items: center;
    gap: var(--ds-density-shell-padding, var(--ds-space-4));
    font-family: var(--ds-font-family-body);
    font-size: 0.8125rem;
    padding: var(--ds-density-btn-padding, var(--ds-space-2) var(--ds-space-3));
    border-radius: var(--ds-semantic-radius-control);
    border: 1px solid var(--ds-semantic-color-border-base);
    background: var(--ds-semantic-color-background-raised);
    color: var(--ds-semantic-color-text-primary);
    cursor: pointer;
    min-height: var(--ds-density-shell-control-height, 40px);
    transition: border-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-customizer-trigger:hover {
    border-color: var(--ds-semantic-color-action-primary);
  }

  /* Hide trigger on Full Desktop where End Rail is permanently rendered */
  @media (min-width: 1200px) {
    .ds-customizer-trigger {
      display: none;
    }
  }

  /* Hide End Rail instrument on Viewports <1200px */
  @media (max-width: 1199px) {
    .context-rail .ds-customizer-instrument {
      display: none;
    }
  }

  /* ─── 6. Native Dialog / Bottom Sheet Presentation ─── */
  .ds-customizer-dialog {
    padding: 0;
    border: 1px solid var(--ds-semantic-color-border-base);
    border-radius: var(--ds-semantic-radius-container, 12px);
    background: var(--ds-semantic-color-background-page);
    color: var(--ds-semantic-color-text-primary);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.24);
    width: min(420px, calc(100vw - 32px));
    height: fit-content;
    max-height: calc(100dvh - 32px);
    margin: auto;
    overflow: hidden;
    box-sizing: border-box;
  }

  .ds-customizer-dialog::backdrop {
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
  }

  .ds-customizer-dialog__inner {
    padding: 18px 18px 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    height: fit-content;
    max-height: calc(100dvh - 48px);
    overflow-y: auto;
    box-sizing: border-box;
  }

  .ds-customizer-dialog__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--ds-semantic-color-border-base);
  }

  .ds-dialog-close {
    background: transparent;
    border: 0;
    color: var(--ds-semantic-color-text-muted);
    cursor: pointer;
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    padding: 0;
    margin-top: -2px;
    display: inline-grid;
    place-items: center;
    border-radius: var(--ds-semantic-radius-control, 4px);
    transition: color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard),
                background-color var(--ds-motion-duration-fast) var(--ds-motion-easing-standard);
  }

  .ds-dialog-close:hover {
    color: var(--ds-semantic-color-text-primary);
    background: var(--ds-semantic-color-action-soft);
  }

  @media (max-width: 599px) {
    .ds-customizer-dialog {
      position: fixed;
      inset-block-end: 0;
      inset-block-start: auto;
      inset-inline: 0;
      width: 100vw;
      max-width: 100vw;
      margin: 0;
      border-radius: var(--ds-semantic-radius-container, 12px) var(--ds-semantic-radius-container, 12px) 0 0;
      border-inline: 0;
      border-block-end: 0;
      padding-bottom: env(safe-area-inset-bottom, var(--ds-space-4));
    }

    .ds-customizer-dialog__inner {
      padding: 18px 16px 24px;
      gap: 14px;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    .ds-custom-select.is-open .ds-custom-select-menu {
      animation: none;
    }

    .ds-custom-select-trigger,
    .ds-custom-select-chevron,
    .ds-custom-select-option,
    .ds-customizer-checkbox,
    .ds-customizer-checkbox::after,
    .ds-customizer-reset,
    .ds-customizer-reset svg,
    .rail-switch > span[aria-hidden="true"],
    .rail-switch > span[aria-hidden="true"]::after,
    .rail-customize-action,
    .ds-customizer-trigger,
    .ds-dialog-close {
      transition-duration: var(--ds-motion-duration-micro);
    }

    .ds-customizer-reset:hover svg {
      transform: none;
    }

    .ds-customizer-reset:active {
      transform: none;
    }

    .rail-customize-action:active {
      scale: 1;
    }
  }
}