/* ══ MOBILE APP SHELL ═════════════════════════════════════════════════════
 * Touch-first layout for phones and small tablets.
 * ═════════════════════════════════════════════════════════════════════════ */

.theme-select-mobile {
  display: none;
  background: var(--sf2);
  color: var(--tx);
  border: 1px solid var(--bd);
  border-radius: 8px;
  padding: 6px 28px 6px 10px;
  font-size: 12px;
  font-family: inherit;
  appearance: none;
  width: 120px;
}

.theme-select-mobile:focus {
  outline: 2px solid var(--ac);
  outline-offset: 2px;
}

@media (max-width: 768px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    padding-bottom: calc(76px + env(safe-area-inset-bottom));
  }

  body::before {
    background-size: auto, 32px 32px, 32px 32px;
  }

  /* ── Topbar ── */
  .topbar {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    grid-template-areas:
      "brand status"
      "command command";
    align-items: center;
    gap: 10px 12px;
    min-height: 0;
    height: auto;
    padding: 10px 12px 12px;
  }

  .topbar-left {
    grid-area: brand;
    min-width: 0;
  }

  .brand {
    gap: 8px;
  }

  .brand-logo {
    width: 40px;
    height: 40px;
  }

  .brand-title {
    font-size: 18px;
  }

  .brand-sub {
    display: none;
  }

  .topbar-center {
    grid-area: command;
    width: 100%;
    min-width: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
  }

  .cmd-trigger {
    width: 100%;
    max-width: none;
    min-width: 0;
    height: 46px;
    border-radius: 10px;
    padding: 0 12px;
    background: var(--sf);
  }

  .cmd-view {
    font-size: 14px;
  }

  .cmd-context {
    font-size: 11px;
  }

  .topbar-tools {
    margin-left: 0;
    gap: 6px;
  }

  .tb-tool {
    width: 44px;
    height: 44px;
    border-radius: 10px;
  }

  .topbar-right {
    grid-area: status;
    justify-content: flex-end;
    gap: 6px;
    min-width: 0;
    overflow: visible;
  }

  .tb-health,
  .theme-dd {
    display: none !important;
  }

  .theme-btn {
    display: none !important;
  }

  .theme-select-mobile {
    display: block !important;
    width: 104px;
    height: 34px;
    padding: 0 26px 0 10px;
    border-radius: 10px;
    font-weight: 700;
    background: var(--sf2);
  }

  .status-pill {
    height: 34px;
    max-width: 116px;
    padding: 0 10px;
    font-size: 11px;
    border-radius: 999px;
  }

  .tb-notif-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
  }

  .tb-dl-pill {
    max-width: 78px;
  }

  .tb-notif-dd {
    position: fixed;
    top: 74px;
    left: 12px;
    right: 12px;
    width: auto;
    max-height: calc(100vh - 160px);
  }

  [data-theme="cloud"] .topbar {
    background: linear-gradient(180deg, #fff 0%, #f8fafc 100%);
    box-shadow: 0 1px 0 rgba(15, 23, 42, .08), 0 8px 18px rgba(15, 23, 42, .08);
  }

  /* ── Bottom navigation ── */
  .nav-tabs {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 650;
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 4px;
    padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--bd);
    border-bottom: 0;
    background: var(--topbar-bg, var(--sf));
    box-shadow: 0 -12px 30px rgba(0, 0, 0, .22);
    overflow: visible;
  }

  .nav-tab {
    min-width: 0;
    height: 58px;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    padding: 6px 2px;
    border: 0;
    border-radius: 12px;
    font-size: 0;
    color: var(--tx3);
  }

  .nav-tab::after {
    content: attr(data-label);
    display: block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    color: currentColor;
    font-size: 10px;
    font-weight: 800;
    line-height: 1.1;
  }

  .nav-tab svg {
    width: 20px;
    height: 20px;
  }

  .nav-tab.active {
    border-bottom-color: transparent;
    background: var(--tg);
    color: var(--ac);
    text-shadow: none;
  }

  .nav-tab:focus-visible {
    outline: 2px solid var(--ac);
    outline-offset: -2px;
  }

  [data-theme="cloud"] .nav-tabs {
    background: rgba(255, 255, 255, .96);
    box-shadow: 0 -10px 26px rgba(15, 23, 42, .12);
  }

  /* ── Shared content rhythm ── */
  .content {
    width: 100%;
    max-width: 100%;
    min-height: auto;
    padding: 14px 12px 18px;
  }

  .view {
    max-width: 100%;
  }

  .btn {
    min-height: 40px;
    justify-content: center;
    border-radius: 10px;
    padding: 8px 10px;
    font-size: 12px;
  }

  .btn.icon-only {
    width: 40px;
    height: 40px;
  }

  .toast-wrap {
    left: 12px;
    right: 12px;
    bottom: calc(82px + env(safe-area-inset-bottom));
  }

  .toast {
    max-width: none;
    width: 100%;
  }

  .modal-overlay {
    align-items: flex-end;
    padding: 12px;
  }

  .modal-panel {
    width: 100%;
    max-height: calc(100vh - 42px);
    border-radius: 16px 16px 12px 12px;
  }

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

  .modal-footer .btn {
    flex: 1 1 120px;
  }

  /* ── Explorer toolbar ── */
  .toolbar {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    align-items: stretch;
    gap: 7px;
    padding: 10px 12px;
  }

  .toolbar .tb-sep,
  .toolbar .spacer {
    display: none;
  }

  .toolbar > .btn,
  .toolbar .sort-select,
  .toolbar .vg {
    width: 100%;
    min-width: 0;
    height: 40px;
  }

  .toolbar .btn.icon-only {
    width: 100%;
  }

  #btn-up { order: 1; }
  #btn-ref { order: 2; }
  #btn-upload-trigger { order: 3; grid-column: span 2; }
  #btn-new-folder-trigger { order: 4; grid-column: span 2; }
  #btn-open-selected { order: 5; }
  #btn-download-selected { order: 6; }
  #btn-send-selected { order: 7; }
  #btn-delete-selected { order: 8; }

  .toolbar .vg {
    order: 9;
    grid-column: span 3;
    border-radius: 10px;
  }

  .toolbar .vg .vb {
    flex: 1 1 0;
    padding: 0;
  }

  #sort-select {
    order: 10;
    grid-column: span 2;
    font-size: 12px;
  }

  #sort-dir {
    order: 11;
  }

  #btn-inspector {
    order: 12;
  }

  .search-wrap {
    order: 20;
    grid-column: 1 / -1;
    width: 100%;
  }

  .search {
    width: 100%;
    max-width: none;
    height: 40px;
    padding-left: 34px;
    border-radius: 10px;
    background: var(--sf2);
    font-size: 14px;
  }

  .breadcrumb {
    padding: 8px 12px;
    gap: 4px;
  }

  .crumb {
    max-width: 52vw;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 5px 8px;
    border-radius: 8px;
    font-size: 11px;
  }

  /* ── Explorer scene ── */
  .explorer-content {
    padding-top: 12px;
  }

  .explorer-shell,
  .explorer-shell.inspector-collapsed {
    display: block;
  }

  .explorer-main {
    width: 100%;
  }

  .fl-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 12px;
  }

  .fl-titlebar {
    width: 100%;
    justify-content: space-between;
    gap: 8px;
  }

  .fl-count {
    font-size: 12px;
  }

  .fl-selection:not(:empty) {
    flex-shrink: 0;
  }

  .fl-filters {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: nowrap;
    gap: 6px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .fl-filters::-webkit-scrollbar {
    display: none;
  }

  .filter-chip {
    flex: 0 0 auto;
    min-height: 32px;
    padding: 6px 12px;
    font-size: 11px;
  }

  .explorer-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 14px;
  }

  .explorer-metric {
    min-height: 76px;
    padding: 12px;
  }

  .explorer-metric span {
    font-size: 10px;
  }

  .explorer-metric b {
    font-size: 18px;
  }

  .fl.vg-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .fl.vg-grid .card {
    min-height: 134px;
    padding: 15px 10px 12px;
    border-radius: 12px;
  }

  .fl.vg-grid .card:hover {
    transform: none;
  }

  .c-ico {
    width: 48px;
    height: 48px;
  }

  .c-name {
    font-size: 12px;
  }

  .c-meta {
    min-height: 20px;
  }

  .fl.vg-list .card {
    min-height: 58px;
    border-radius: 12px;
    padding: 10px 12px;
  }

  .c-right {
    max-width: 42%;
    overflow: hidden;
  }

  .dtbl-wrap {
    overflow: visible;
  }

  .dtbl,
  .dtbl thead,
  .dtbl tbody,
  .dtbl tr,
  .dtbl td {
    display: block;
    width: 100%;
  }

  .dtbl thead {
    display: none;
  }

  .dtbl tbody tr {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr) auto;
    grid-template-rows: auto auto;
    gap: 2px 10px;
    margin-bottom: 8px;
    padding: 11px 12px;
    border: 1px solid var(--bd);
    border-radius: 12px;
    background: var(--sf);
  }

  .dtbl tbody td {
    padding: 0;
    border: 0;
  }

  .dtbl .t-ic {
    grid-row: 1 / 3;
    grid-column: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
  }

  .dtbl .t-nm {
    grid-column: 2;
    max-width: none;
    min-width: 0;
    font-size: 13px;
  }

  .dtbl .t-ex {
    grid-column: 3;
    width: auto;
    align-self: start;
  }

  .dtbl .t-sz {
    grid-column: 2;
    width: auto;
    color: var(--tx2);
    font-size: 11px;
  }

  .dtbl .t-dt {
    grid-column: 3;
    width: auto;
    text-align: right;
    font-size: 11px;
  }

  .preview-pane {
    position: fixed;
    left: 10px;
    right: 10px;
    bottom: calc(74px + env(safe-area-inset-bottom));
    top: auto;
    z-index: 640;
    width: auto;
    height: min(72vh, 620px);
    max-height: calc(100vh - 116px);
    min-height: 0;
    border-radius: 16px 16px 12px 12px;
    overflow: auto;
    transform: translateY(calc(100% + 90px));
    opacity: 0;
    pointer-events: none;
    transition: transform .24s ease, opacity .18s ease;
    box-shadow: 0 24px 80px rgba(0, 0, 0, .42);
  }

  .preview-pane:not(.collapsed) {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .preview-head {
    padding: 14px 16px;
  }

  .preview-title {
    font-size: 15px;
  }

  .preview-close {
    width: 40px;
    height: 40px;
    border-radius: 11px;
  }

  .preview-body {
    padding: 14px;
  }

  .preview-hero,
  .preview-media {
    min-height: 180px;
  }

  .preview-actions .btn {
    flex: 1 1 120px;
  }

  .metric-grid {
    gap: 10px;
  }

  .meta-row {
    grid-template-columns: 74px minmax(0, 1fr);
  }

  .text-preview {
    max-height: 38vh;
  }

  /* ── Dashboard ── */
  .dash {
    max-width: none;
    gap: 14px;
    padding-bottom: 4px;
  }

  .dash-section {
    padding: 16px;
    border-radius: 12px;
  }

  .dash-section-title {
    gap: 9px;
    margin-bottom: 14px;
    font-size: 15px;
  }

  .dash-section-title .dash-see-all {
    padding: 5px 9px;
    font-size: 11px;
  }

  .dash-hero-banner {
    height: 260px;
  }

  .dash-hero-content {
    align-items: flex-end;
    padding: 18px;
  }

  .dash-hero-cover {
    width: 94px;
    height: 94px;
    margin-right: 16px;
  }

  .dash-hero-title {
    font-size: 22px;
  }

  .dash-games-row {
    gap: 12px;
    padding-bottom: 10px;
  }

  .dash-game-card {
    width: 138px;
    border-radius: 12px;
  }

  .dash-game-cover {
    height: 138px;
  }

  .dash-grid-2col {
    gap: 14px;
  }

  .dash-actions-grid {
    gap: 10px;
  }

  .dash-action-pill {
    padding: 13px;
    border-radius: 12px;
  }

  .dash-stats-flex {
    gap: 10px;
    margin-top: 14px;
  }

  .dash-stat-ring-container {
    border-radius: 12px;
    padding: 14px 8px;
  }

  .dash-loc-box {
    width: calc(100vw - 24px);
    max-height: calc(100vh - 44px);
    border-radius: 16px;
  }

  .dash-loc-box-title,
  .dash-loc-actions,
  .dash-loc-list {
    padding-left: 14px;
    padding-right: 14px;
  }

  .dash-loc-actions {
    flex-direction: column;
  }

  .dash-loc-list-item {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 6px 10px;
  }

  .dash-loc-drive {
    margin-right: 0;
  }

  .dash-loc-path {
    flex-basis: calc(100% - 76px);
    font-size: 12px;
  }

  .dash-loc-size {
    width: 100%;
    margin-left: 0;
    padding-left: 0;
  }

  .dash-library-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  /* ── Dual pane manager ── */
  .fm-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    height: auto;
    min-height: 0;
  }

  .fm-panel {
    min-height: 320px;
    max-height: 48vh;
    border-radius: 12px;
  }

  .fm-center {
    position: sticky;
    bottom: calc(78px + env(safe-area-inset-bottom));
    z-index: 20;
    flex-direction: row;
    justify-content: center;
    gap: 8px;
    min-width: 0;
    padding: 8px;
    border: 1px solid var(--bd);
    border-radius: 14px;
    background: var(--sf);
    box-shadow: var(--card-shadow);
  }

  .fm-action-btn {
    width: 44px;
    height: 44px;
    border-radius: 12px;
  }

  .fm-row {
    min-height: 44px;
    padding: 8px 12px;
  }

  .fm-row-date {
    display: none;
  }

  .fm-row-size {
    min-width: 56px;
  }

  /* ── Downloads ── */
  .dl-container {
    max-width: none;
  }

  .dl-input-bar {
    flex-direction: column;
    padding: 10px;
    border-radius: 12px;
  }

  .dl-url-wrap,
  .dl-dest-btn,
  .dl-start-btn {
    min-height: 44px;
    border-radius: 10px;
  }

  .dl-dest-btn,
  .dl-start-btn {
    justify-content: center;
    width: 100%;
  }

  .dl-card {
    padding: 12px;
    border-radius: 12px;
  }

  .dl-card-top,
  .dl-card-stats,
  .dl-card-footer,
  .dl-history-item {
    flex-wrap: wrap;
  }

  .dl-card-status {
    align-items: flex-start;
    margin-left: 46px;
  }

  .dl-stat:nth-child(1),
  .dl-stat-center,
  .dl-stat-right {
    min-width: 0;
    flex: 1 1 120px;
    text-align: left;
  }

  .dl-card-actions {
    width: 100%;
    margin-left: 0;
  }

  .dl-card-actions .btn-sm {
    flex: 1;
    justify-content: center;
    min-height: 36px;
  }

  /* ── Games ── */
  .games-command-panel {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 14px;
    border-radius: 12px;
  }

  .games-title-block h1 {
    font-size: 26px;
  }

  .games-title-block p {
    font-size: 12px;
  }

  .games-summary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .games-summary-card {
    padding: 9px;
  }

  .games-summary-card b {
    font-size: 15px;
  }

  .games-command-tools {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .games-card-actions .games-btn-repair,
  .games-card-actions .games-btn-danger {
    display: none;
  }

  .games-install-panel,
  .games-workspace {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .games-install-panel,
  .games-shelf {
    border-radius: 12px;
  }

  .games-actions-row {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .games-actions-row .btn,
  .games-install-status {
    width: 100%;
  }

  .games-input {
    min-height: 44px;
    font-size: 13px;
  }

  .games-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    min-height: 160px;
    gap: 10px;
    padding: 12px;
  }

  .games-grid.compact {
    grid-template-columns: 1fr;
  }

  .games-grid.compact .games-card {
    display: grid;
    grid-template-columns: 76px minmax(0, 1fr);
  }

  .games-grid.compact .games-card-cover {
    width: 76px;
    height: 100%;
    min-height: 108px;
    aspect-ratio: auto;
  }

  .games-grid.compact .games-card-body {
    padding: 10px;
  }

  .games-card {
    border-radius: 12px;
  }

  .games-card-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .games-empty {
    min-height: 132px;
    border-radius: 12px;
  }

  /* ── Command Center ── */
  .cmd-palette {
    align-items: flex-start;
    padding: 14px 10px calc(90px + env(safe-area-inset-bottom));
  }

  .cmd-card {
    max-height: calc(100vh - 112px);
    border-radius: 16px;
  }

  .cmd-item {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .cmd-item-scope {
    display: none;
  }

  .xfer-tray {
    left: 10px;
    right: 10px;
    max-width: none;
    bottom: calc(84px + env(safe-area-inset-bottom));
  }
}

@media (max-width: 430px) {
  .topbar {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 9px;
  }

  .brand-logo {
    width: 34px;
    height: 34px;
  }

  .brand-title {
    font-size: 16px;
  }

  .status-pill {
    width: 34px;
    padding: 0;
    justify-content: center;
  }

  .status-pill .stxt {
    display: none;
  }

  .theme-select-mobile {
    width: 88px;
    font-size: 11px;
  }

  .topbar-center {
    grid-template-columns: minmax(0, 1fr) repeat(3, 40px);
  }

  .topbar-tools {
    display: contents;
  }

  .tb-tool {
    width: 40px;
    height: 44px;
  }

  .toolbar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  #btn-upload-trigger,
  #btn-new-folder-trigger,
  .toolbar .vg,
  #sort-select {
    grid-column: span 2;
  }

  .explorer-metrics,
  .fl.vg-grid,
  .games-summary,
  .games-grid,
  .dash-library-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .explorer-metric {
    min-height: 72px;
  }

  .metric-grid {
    grid-template-columns: 1fr 1fr;
  }

  .dash-actions-grid {
    grid-template-columns: 1fr;
  }

  .dash-stats-flex {
    flex-direction: column;
  }

  .dash-hero-banner {
    height: 220px;
  }

  .dash-hero-cover {
    display: none;
  }

  .dash-loc-title-text b {
    white-space: normal;
  }

  .games-command-tools {
    grid-template-columns: 1fr;
  }
}

@media (hover: none) and (pointer: coarse) {
  .btn:hover,
  .tb-tool:hover,
  .nav-tab:hover,
  .fl.vg-grid .card:hover,
  .games-card:hover,
  .dash-game-card:hover {
    transform: none;
  }
}