/* Responsive adaptations — desktop remains source of truth
   Product breakpoints match css/ui-tokens.css: 1279, 1023, 767, 429.
   Catalog-only widths live in css/ui-catalog.css. */

@media (max-width: 1279px) {
  .ui-lib-main { padding-inline: var(--ui-space-4); }
  .ui-swatch-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .ui-icon-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .ui-section-grid.cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rail-config-layout { grid-template-columns: 1fr; }
}

@media (max-width: 1023px) {
  .ui-section-grid.cols-3,
  .ui-section-grid.cols-2 { grid-template-columns: 1fr; }
  .ui-form-grid { grid-template-columns: 1fr; }
  .ui-lib-title strong { font-size: 12px; }
  .ui-neutral-row { grid-template-columns: repeat(5, minmax(0, 1fr)); }

  /* Allow board columns to shrink so wide demos don't expand the page */
  .ui-board > .ui-section {
    min-width: 0;
    max-width: 100%;
  }

  .ui-lib-main {
    max-width: 100%;
    overflow-x: clip;
  }
}

@media (max-width: 767px) {
  .ui-lib-header {
    height: auto;
    min-height: 56px;
    padding: 10px 12px;
    flex-wrap: wrap;
  }

  #btn-mobile-menu { display: inline-flex !important; }

  .ui-lib-user span { display: none; }

  .ui-swatch-grid,
  .ui-icon-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ui-neutral-row {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .rail-camera-grid {
    grid-template-columns: 1fr;
  }

  .ui-sidebar {
    width: 100%;
  }

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

  .ui-table {
    min-width: 720px;
  }

  .ui-type-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  /* Prevent tab strips from expanding the page */
  .ui-tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    max-width: 100%;
  }

  .ui-tab {
    flex: 0 0 auto;
    white-space: nowrap;
    min-height: 40px;
  }

  .ui-mobile-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    display: flex;
    background: var(--ui-surface);
    border-top: 1px solid var(--ui-border);
    box-shadow: 0 -2px 10px rgba(0,0,0,.06);
    padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
  }

  .ui-mobile-nav button {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    border: 0;
    background: transparent;
    color: var(--ui-n-500);
    font-size: 10px;
    font-weight: 600;
    padding: 6px 4px;
    border-radius: var(--ui-radius-md);
  }

  .ui-mobile-nav button.is-active {
    color: var(--ui-primary);
    background: var(--ui-primary-soft);
  }

  .ui-page.has-mobile-nav {
    padding-bottom: 72px;
  }

  .ui-drawer {
    position: fixed;
    inset: 0;
    z-index: 60;
    pointer-events: none;
  }
  .ui-drawer.is-open { pointer-events: auto; }
  .ui-drawer__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15,23,42,.4);
    opacity: 0;
    transition: opacity .2s ease;
  }
  .ui-drawer.is-open .ui-drawer__backdrop { opacity: 1; }
  .ui-drawer__panel {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(280px, 86vw);
    background: var(--ui-surface);
    transform: translateX(-100%);
    transition: transform .2s ease;
    padding: var(--ui-space-4);
    box-shadow: var(--ui-shadow-lg);
  }
  .ui-drawer.is-open .ui-drawer__panel { transform: translateX(0); }

  .ui-responsive-demo {
    display: grid !important;
    gap: var(--ui-space-3);
  }
}

@media (min-width: 768px) {
  .ui-mobile-nav { display: none; }
  .ui-drawer { display: none; }
}

/* Responsive section preview frames */
.ui-responsive-demo {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ui-space-4);
}

.ui-viewport-frame {
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-lg);
  overflow: hidden;
  background: var(--ui-n-100);
}

.ui-viewport-frame__label {
  padding: 8px 10px;
  font-size: 11px;
  font-weight: 700;
  color: var(--ui-text-secondary);
  background: var(--ui-surface);
  border-bottom: 1px solid var(--ui-border);
}

.ui-viewport-frame__body {
  padding: 10px;
  display: grid;
  gap: 8px;
}

.ui-viewport-frame__body .fake-card {
  height: 36px;
  border-radius: 4px;
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
}

.ui-viewport-frame.is-desktop .ui-viewport-frame__body {
  grid-template-columns: repeat(3, 1fr);
}
.ui-viewport-frame.is-tablet .ui-viewport-frame__body {
  grid-template-columns: repeat(2, 1fr);
}
.ui-viewport-frame.is-mobile .ui-viewport-frame__body {
  grid-template-columns: 1fr;
}

/* HR Domain responsive — uses Foundation breakpoints (1023 / 767) */
@media (max-width: 1023px) {
  .hr-kpi-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hr-time-entry {
    grid-template-columns: 1fr 1fr;
  }

  .hr-time-entry > .hr-employee-identity {
    grid-column: 1 / -1;
  }

  .hr-time-entry > .ui-badge,
  .hr-time-entry > .hr-time-entry__status {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .hr-profile-header__top {
    flex-direction: column;
    align-items: stretch;
  }

  .hr-profile-header__top > .ui-row {
    width: 100%;
  }

  .hr-schedule-table .hr-sticky-col,
  .hr-avail-table .hr-sticky-col {
    min-width: 140px;
    width: 150px;
  }

  .hr-schedule-table th:not(.hr-sticky-col),
  .hr-schedule-table td:not(.hr-sticky-col),
  .hr-avail-table th:not(.hr-sticky-col),
  .hr-avail-table td:not(.hr-sticky-col) {
    min-width: 88px;
    width: 88px;
  }
}

@media (max-width: 767px) {
  /* Contain HR demo sections so wide tables don't expand the page */
  .ui-board > [id="sec-18"],
  .ui-board > [id="sec-19"],
  .ui-board > [id="sec-20"],
  .ui-board > [id="sec-21"],
  .ui-board > [id="sec-22"],
  .ui-board > [id="sec-23"] {
    min-width: 0;
    max-width: 100%;
    overflow-x: clip;
  }

  .hr-kpi-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hr-page-header {
    flex-direction: column;
    align-items: stretch;
  }

  .hr-page-header__actions {
    width: 100%;
  }

  .hr-page-header__actions .ui-btn {
    flex: 1 1 calc(50% - var(--ui-space-2));
    min-height: 44px;
  }

  .hr-page-header__actions .ui-btn:only-child,
  .hr-page-header__actions .ui-btn.ui-btn--primary:last-child:nth-child(1) {
    flex: 1 1 100%;
  }

  .hr-filter-bar__row {
    flex-direction: column;
    align-items: stretch;
  }

  .hr-filter-bar__search {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
  }

  .hr-filter-bar__filters {
    flex: 1 1 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--ui-space-2);
  }

  .hr-filter-bar__filters .ui-select,
  .hr-filter-bar__filters select.ui-input,
  .hr-filter-bar__filters .ui-input,
  .hr-filter-bar__filters .ui-btn {
    width: 100%;
    min-width: 0;
    min-height: 44px;
  }

  .hr-filter-bar__chips {
    max-width: 100%;
  }

  .hr-employee-identity {
    width: 100%;
  }

  .hr-profile-header__person {
    flex-wrap: nowrap;
  }

  .hr-profile-header__facts {
    width: 100%;
  }

  .hr-profile-header__top > .ui-row .ui-btn {
    flex: 1 1 auto;
    min-height: 44px;
  }

  .hr-staffing {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--ui-space-1);
    padding: var(--ui-space-2) var(--ui-space-3);
  }

  .hr-staffing__hint {
    line-height: var(--ui-lh-sm);
  }

  .hr-shift-cell,
  .hr-avail-cell {
    min-height: 48px;
    padding: var(--ui-space-1);
  }

  .hr-schedule-table .hr-sticky-col,
  .hr-avail-table .hr-sticky-col {
    min-width: 120px;
    width: 128px;
    max-width: 140px;
  }

  .hr-schedule-table .hr-sticky-col .hr-employee-identity__role {
    display: none;
  }

  .hr-schedule-table th:not(.hr-sticky-col),
  .hr-schedule-table td:not(.hr-sticky-col),
  .hr-avail-table th:not(.hr-sticky-col),
  .hr-avail-table td:not(.hr-sticky-col) {
    min-width: 84px;
    width: 84px;
    padding: var(--ui-space-1);
  }

  /* Time entry → card stack */
  .hr-time-entry {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: var(--ui-space-3);
  }

  .hr-time-entry__metric {
    flex-direction: row;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--ui-space-3);
    padding-bottom: var(--ui-space-2);
    border-bottom: 1px solid var(--ui-border);
  }

  .hr-time-entry__metric span:first-child {
    text-transform: none;
    letter-spacing: 0;
    font-size: var(--ui-fs-sm);
  }

  .hr-time-entry > .ui-badge,
  .hr-time-entry > .hr-time-entry__status {
    align-self: flex-start;
  }

  .hr-punch-status {
    padding: var(--ui-space-4);
    min-height: 0;
  }

  .hr-punch-status__state {
    font-size: var(--ui-fs-h3);
    line-height: var(--ui-lh-h3);
  }

  .hr-punch-status__actions {
    flex-direction: column;
    max-width: none;
  }

  .hr-punch-status__actions .ui-btn {
    width: 100%;
  }

  .hr-qr-result__actions {
    flex-direction: column;
  }

  .hr-qr-result__actions .ui-btn {
    width: 100%;
    flex: 1 1 auto;
  }

  .hr-doc-ack {
    flex-direction: column;
    align-items: stretch;
  }

  .hr-doc-ack__meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .hr-doc-ack .ui-btn {
    width: 100%;
    min-height: 44px;
  }

  .hr-settlement__lines th,
  .hr-settlement__lines td {
    padding: 8px 10px;
  }

  .hr-perm-table th:first-child,
  .hr-perm-table td:first-child {
    min-width: 120px;
    width: 132px;
  }

  /* Card representation for HR table rows */
  .hr-mobile-cards.ui-table-wrap,
  .ui-table-wrap.hr-mobile-cards {
    overflow-x: visible;
  }

  .hr-mobile-cards .ui-table {
    min-width: 0 !important;
    width: 100%;
  }

  .hr-mobile-cards .ui-table thead {
    display: none;
  }

  .hr-mobile-cards .ui-table,
  .hr-mobile-cards .ui-table tbody,
  .hr-mobile-cards .ui-table tr,
  .hr-mobile-cards .ui-table td {
    display: block;
    width: 100%;
  }

  .hr-mobile-cards .ui-table tr {
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius-lg);
    margin-bottom: var(--ui-space-3);
    padding: var(--ui-space-3);
    background: var(--ui-surface);
  }

  .hr-mobile-cards .ui-table tbody tr:nth-child(even) td {
    background: transparent;
  }

  .hr-mobile-cards .ui-table td {
    border: 0;
    padding: 6px 0;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--ui-space-3);
    text-align: right;
  }

  .hr-mobile-cards .ui-table td::before {
    content: attr(data-label);
    font-size: var(--ui-fs-caption);
    font-weight: 600;
    color: var(--ui-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    text-align: left;
    flex: 0 0 42%;
    max-width: 42%;
  }

  .hr-mobile-cards .ui-table td.hr-card-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: var(--ui-space-2);
    padding-top: var(--ui-space-3);
    margin-top: var(--ui-space-1);
    border-top: 1px solid var(--ui-border);
  }

  .hr-mobile-cards .ui-table td.hr-card-actions::before {
    display: none;
  }

  .hr-mobile-cards .ui-table td.hr-card-actions .ui-btn {
    min-height: 44px;
    flex: 1 1 auto;
  }

  .hr-mobile-cards .ui-table td > .ui-row {
    justify-content: flex-end;
    flex-wrap: wrap;
  }
}

@media (max-width: 429px) {
  .hr-kpi-row {
    grid-template-columns: 1fr;
  }

  .hr-profile-header__person {
    flex-direction: column;
    align-items: flex-start;
  }
}