/* Backup and restore */

  .backup-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }
  .backup-grid-single {
    grid-template-columns: minmax(0, 1fr);
  }
  .import-export-stack {
    display: grid;
    gap: 14px;
  }
  #tab-import .import-export-stack {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
    gap: 14px;
  }
  .action-fold {
    border-radius: 18px;
    border: 1.5px solid color-mix(in srgb, var(--accent) 24%, var(--line) 76%);
    background: color-mix(in srgb, var(--accent) 5%, var(--surface-elevated) 95%);
    box-shadow: none;
    overflow: hidden;
  }
  .action-fold[open] {
    border-color: color-mix(in srgb, var(--accent) 36%, var(--line) 64%);
    background: color-mix(in srgb, var(--accent) 7%, var(--surface-elevated) 93%);
  }
  .action-fold-static {
    border-color: color-mix(in srgb, var(--accent) 36%, var(--line) 64%);
    background: color-mix(in srgb, var(--accent) 7%, var(--surface-elevated) 93%);
  }
  .import-action-card {
    min-width: 0;
    min-height: 0;
    border-radius: 17px;
    display: grid;
    grid-template-rows: auto 1fr;
  }
  .import-action-card .action-fold-static-head {
    padding: 12px 15px 6px;
  }
  .import-action-card .action-fold-title {
    font-size: 17px;
    line-height: 1.16;
  }
  .import-action-card .action-fold-sub {
    font-size: 12.5px;
    line-height: 1.35;
  }
  .import-action-card .action-fold-body {
    display: grid;
    align-content: start;
    gap: 6px;
    padding: 0 15px 12px;
  }
  .import-action-card .row,
  .import-action-card .field {
    margin-top: 5px !important;
  }
  .import-action-card .field label {
    margin-bottom: 5px;
    font-size: 12px;
  }
  .import-action-card .field input,
  .import-action-card .field select {
    min-height: 38px;
    padding: 0 12px;
    border-radius: 14px;
    font-size: 13px;
  }
  .import-action-card button {
    min-height: 38px;
    padding: 0 14px;
    border-radius: 14px;
    font-size: 13px;
  }
  #newLibraryCard .row {
    margin-top: 4px !important;
  }
  #restoreBackupCard .row,
  #driveImportCard .row {
    margin-top: 6px !important;
  }
  #driveImportCard .field {
    margin-top: 6px !important;
  }
  .import-action-card .drive-account-summary {
    margin-top: 7px;
    padding: 9px 11px;
    border-radius: 14px;
    font-size: 12.5px;
    line-height: 1.35;
  }
  .action-fold > summary {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    cursor: pointer;
    background: color-mix(in srgb, var(--accent) 4%, transparent);
  }
  .action-fold > summary::-webkit-details-marker {
    display: none;
  }
  .action-fold-static-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 18px 20px;
    background: color-mix(in srgb, var(--accent) 4%, transparent);
  }
  .action-fold-title-wrap {
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-width: 0;
  }
  .action-fold-title {
    font-size: 18px;
    font-weight: 850;
    letter-spacing: -0.02em;
    color: var(--text);
  }
  .action-fold-sub {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.5;
  }
  .action-fold-chevron {
    font-size: 16px;
    color: var(--accent-strong);
    transition: transform .18s ease;
  }
  .action-fold[open] .action-fold-chevron {
    transform: rotate(180deg);
  }
  .action-fold-body {
    padding: 0 20px 20px;
  }
  #sharedPackBrowseCard.shared-library-inline {
    grid-column: 1 / -1;
    overflow: visible;
    border: 0;
    border-radius: 0;
    background: transparent;
  }
  #sharedPackBrowseCard.shared-library-inline .action-fold-static-head {
    padding: 18px 0 8px;
    background: transparent;
  }
  #sharedPackBrowseCard.shared-library-inline .action-fold-body {
    padding: 0;
  }
  .shared-library-controls {
    padding: 14px;
    border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--line) 82%);
    border-radius: 18px;
    background: color-mix(in srgb, var(--accent) 4%, var(--surface-elevated) 96%);
  }
  .shared-library-controls-head {
    margin: 0 0 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid color-mix(in srgb, var(--accent) 10%, var(--line) 90%);
  }
  .shared-library-controls .shared-pack-status-row {
    margin: 0;
  }
  .shared-library-controls .shared-pack-filter-grid {
    grid-template-columns: minmax(210px, 1.2fr) repeat(5, minmax(132px, 1fr));
    gap: 10px;
    margin-top: 11px;
  }
  .shared-library-controls .field label {
    margin-bottom: 5px;
    font-size: 12px;
  }
  .shared-library-controls .field input,
  .shared-library-controls .field select {
    min-height: 40px;
    border-radius: 14px;
    font-size: 13px;
  }
  .export-reset-card {
    margin-top: 16px;
  }
  .empty-app-guide {
    margin-bottom: 18px;
    padding: 22px;
    border-radius: 22px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    box-shadow: none;
  }
  .empty-app-guide[hidden] {
    display: none !important;
  }
  .empty-guide-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.02em;
    text-transform: uppercase;
  }
  .empty-app-guide h3 {
    margin: 14px 0 8px;
    font-size: clamp(24px, 3.2vw, 32px);
    letter-spacing: -0.03em;
    line-height: 1.08;
  }
  .empty-app-guide p {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
    max-width: 72ch;
  }
  .empty-guide-steps {
    display: grid;
    gap: 12px;
    margin-top: 18px;
  }
  .empty-guide-step {
    display: grid;
    gap: 14px;
    padding: 16px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--surface-raised);
  }
  .empty-guide-step .action-fold-title {
    font-size: 15px;
  }
  .empty-guide-step .btn,
  .empty-guide-step button {
    width: 100%;
  }
  .guide-target-active {
    position: relative;
    --guide-arrow-y: 50%;
    --guide-arrow-left: clamp(-58px, -5vw, -38px);
    --guide-arrow-opacity: 0.84;
    --guide-arrow-z: 8;
    border-color: color-mix(in srgb, var(--accent) 44%, var(--line) 56%) !important;
    outline: 2px solid color-mix(in srgb, var(--accent) 20%, transparent);
    outline-offset: 3px;
    overflow: visible !important;
  }
  .guided-input-target::before,
  .guided-action-target::before {
    content: "";
    position: absolute;
    left: var(--guide-arrow-left);
    top: var(--guide-arrow-y);
    width: var(--guide-arrow-line-width);
    height: 2px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent-strong) 82%, white 18%);
    transform: translateY(-50%);
    opacity: var(--guide-arrow-opacity, 0.84);
    animation: guidedArrowLinePulse 0.95s ease-in-out infinite;
    z-index: var(--guide-arrow-z, 8);
    pointer-events: none;
    box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 24%, transparent);
  }
  .guided-input-target::after,
  .guided-action-target::after {
    content: "";
    position: absolute;
    left: calc(var(--guide-arrow-left) + var(--guide-arrow-line-width) - 9px);
    top: var(--guide-arrow-y);
    width: 13px;
    height: 13px;
    border-top: 2px solid color-mix(in srgb, var(--accent-strong) 82%, white 18%);
    border-right: 2px solid color-mix(in srgb, var(--accent-strong) 82%, white 18%);
    transform: translateY(-50%) rotate(45deg);
    opacity: var(--guide-arrow-opacity, 0.84);
    animation: guidedArrowHeadPulse 0.95s ease-in-out infinite;
    z-index: var(--guide-arrow-z, 8);
    pointer-events: none;
  }
  .action-fold.guide-target-active {
    border-color: color-mix(in srgb, var(--accent) 54%, var(--line) 46%) !important;
    background: color-mix(in srgb, var(--accent) 8%, var(--surface-elevated) 92%);
    animation: emptyGuidePanelPulse 1.7s ease-in-out infinite;
  }
  .action-fold.guide-target-active:not([open]) {
    border-color: color-mix(in srgb, var(--accent) 70%, var(--line) 30%) !important;
    outline-width: 3px;
    outline-offset: 5px;
    background: color-mix(in srgb, var(--accent) 12%, var(--surface-elevated) 88%);
    animation: emptyGuidePanelRadiate 1.25s ease-in-out infinite;
  }
  .action-fold.guide-target-active > summary {
    background: color-mix(in srgb, var(--accent) 12%, transparent);
  }
  .action-fold.guide-target-active[open] {
    animation: emptyGuidePanelPulse 2.4s ease-in-out infinite;
  }
  @keyframes emptyGuidePanelPulse {
    0%, 100% {
      outline-color: color-mix(in srgb, var(--accent) 14%, transparent);
      background-color: color-mix(in srgb, var(--accent) 7%, var(--surface-elevated) 93%);
    }
    50% {
      outline-color: color-mix(in srgb, var(--accent) 34%, transparent);
      background-color: color-mix(in srgb, var(--accent) 14%, var(--surface-elevated) 86%);
    }
  }
  @keyframes emptyGuidePanelRadiate {
    0%, 100% {
      outline-color: color-mix(in srgb, var(--accent) 18%, transparent);
      box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 0%, transparent);
      background-color: color-mix(in srgb, var(--accent) 10%, var(--surface-elevated) 90%);
    }
    50% {
      outline-color: color-mix(in srgb, var(--accent) 46%, transparent);
      box-shadow: 0 0 0 7px color-mix(in srgb, var(--accent) 15%, transparent);
      background-color: color-mix(in srgb, var(--accent) 18%, var(--surface-elevated) 82%);
    }
  }
  .empty-library-create-guide {
    margin-bottom: 18px;
    padding: 18px 20px;
    border-radius: 22px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    box-shadow: none;
  }
  .empty-library-create-guide[hidden] {
    display: none !important;
  }
  .empty-library-create-guide h3 {
    margin: 0 0 8px;
    font-size: 22px;
    letter-spacing: -0.03em;
  }
  .empty-library-create-guide p {
    margin: 0;
    color: var(--muted);
    line-height: 1.65;
  }
  .empty-library-create-guide .help {
    margin-top: 10px;
    color: var(--accent-strong);
    font-weight: 700;
  }
  .empty-library-create-guide-status {
    margin-top: 12px;
    padding: 11px 13px;
    border-radius: 14px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-size: 13px;
    font-weight: 700;
    line-height: 1.5;
  }
  .guided-input-target {
    position: relative;
    --guide-arrow-y: 50%;
    --guide-arrow-left: clamp(-45px, -4vw, -32px);
    --guide-arrow-line-width: clamp(27px, 3vw, 39px);
    --guide-arrow-opacity: 0.82;
    --guide-arrow-z: 5;
    overflow: visible !important;
  }
  .guided-input-target:has(input),
  .guided-input-target:has(select) {
    --guide-arrow-y: calc(100% - 24px);
  }
  .guided-input-target input {
    border-color: color-mix(in srgb, var(--accent) 54%, var(--line) 46%);
    outline: 3px solid color-mix(in srgb, var(--accent) 18%, transparent);
    outline-offset: 2px;
    animation: guidedFieldGlow 1.15s ease-in-out infinite;
  }
  @keyframes guidedFieldGlow {
    0%, 100% {
      transform: scale(1);
      outline-color: color-mix(in srgb, var(--accent) 14%, transparent);
    }
    50% {
      transform: scale(1);
      outline-color: color-mix(in srgb, var(--accent) 30%, transparent);
    }
  }
  @keyframes guidedArrowLinePulse {
    0%, 100% {
      opacity: 0.58;
      transform: translateY(-50%) translateX(0);
    }
    50% {
      opacity: 1;
      transform: translateY(-50%) translateX(5px);
    }
  }
  @keyframes guidedArrowHeadPulse {
    0%, 100% {
      opacity: 0.58;
      transform: translateY(-50%) translateX(0) rotate(45deg);
    }
    50% {
      opacity: 1;
      transform: translateY(-50%) translateX(5px) rotate(45deg);
    }
  }
  .guided-action-target {
    position: relative;
    --guide-arrow-y: 50%;
    --guide-arrow-left: clamp(-70px, -5vw, -42px);
    --guide-arrow-line-width: clamp(42px, 5vw, 60px);
    --guide-arrow-opacity: 0.84;
    --guide-arrow-z: 6;
    outline: 3px solid color-mix(in srgb, var(--accent) 20%, transparent);
    outline-offset: 4px;
    animation: guidedFieldGlow 1.15s ease-in-out infinite;
    overflow: visible !important;
  }
  .empty-onboarding-mode .hero,
  .empty-onboarding-mode .sidebar,
  .empty-onboarding-mode #tab-quiz {
    opacity: 0.26;
    filter: grayscale(0.16) saturate(0.82);
    pointer-events: none;
    user-select: none;
  }
  .empty-onboarding-mode .tabs .tab {
    opacity: 0.34;
    filter: grayscale(0.16);
    pointer-events: none;
  }
  .empty-onboarding-mode .tabs .tab[data-empty-guide-allow] {
    opacity: 1;
    filter: none;
    pointer-events: auto;
  }
  .empty-onboarding-mode #tab-library > :not(#emptyLibraryCreateGuide):not(#addCustomDetails) {
    opacity: 0.28;
    filter: grayscale(0.14);
    pointer-events: none;
    user-select: none;
  }
  .empty-onboarding-mode #tab-import .import-export-stack > :not(#newLibraryCard):not(#restoreBackupCard):not(#driveImportCard):not(#sharedPackBrowseCard):not(.import-or-divider) {
    opacity: 0.24;
    filter: grayscale(0.18);
    pointer-events: none;
    user-select: none;
  }
  .empty-onboarding-mode #tab-export > * {
    opacity: 0.24;
    filter: grayscale(0.18);
    pointer-events: none;
    user-select: none;
  }
  .empty-onboarding-mode #tab-library #emptyLibraryCreateGuide,
  .empty-onboarding-mode #tab-library #addCustomDetails,
  .empty-onboarding-mode #tab-import #emptyAppGuide,
  .empty-onboarding-mode #tab-import #newLibraryCard,
  .empty-onboarding-mode #tab-import #restoreBackupCard,
  .empty-onboarding-mode #tab-import #driveImportCard,
  .empty-onboarding-mode #tab-import #sharedPackBrowseCard {
    opacity: 1;
    filter: none;
    pointer-events: auto;
    user-select: auto;
  }
  #driveImportCard.drive-ready {
    opacity: 1 !important;
    filter: none !important;
    pointer-events: auto !important;
  }
  #driveImportCard.drive-ready .action-fold-body,
  #driveImportCard.drive-ready #googleDrivePickerBtn {
    opacity: 1 !important;
    filter: none !important;
    pointer-events: auto !important;
  }
  .empty-onboarding-mode #addCustomDetails {
    border-color: rgba(37,99,235,0.18);
    box-shadow: none;
  }
  .empty-onboarding-mode #addCustomDetails .row {
    overflow: visible;
  }
  @media (max-width: 820px) {
    .empty-onboarding-mode .sidebar {
      opacity: 1;
      filter: none;
      pointer-events: auto;
      user-select: auto;
    }

    .empty-onboarding-mode .sidebar > :not(.mobile-sidebar-nav) {
      opacity: 0.26;
      filter: grayscale(0.16) saturate(0.82);
      pointer-events: none;
      user-select: none;
    }

    .empty-onboarding-mode .mobile-sidebar-nav,
    .empty-onboarding-mode .mobile-sidebar-nav .tab-row-primary,
    .empty-onboarding-mode .mobile-sidebar-nav .tab,
    .empty-onboarding-mode .mobile-sidebar-nav .microscope-tab-button {
      opacity: 1;
      filter: none;
      pointer-events: auto;
      user-select: auto;
    }
  }
  .import-ready-pulse {
    position: relative;
    animation: importCtaPulse 1.15s ease-in-out infinite;
    outline: 3px solid color-mix(in srgb, var(--accent) 20%, transparent);
    outline-offset: 4px;
    overflow: visible;
  }
  @keyframes importCtaPulse {
    0%, 100% {
      transform: scale(1);
      outline-color: color-mix(in srgb, var(--accent) 16%, transparent);
    }
    50% {
      transform: scale(1);
      outline-color: color-mix(in srgb, var(--accent) 34%, transparent);
    }
  }
  .shared-pack-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 16px;
    margin-top: 16px;
  }
  .shared-pack-card {
    min-height: 100%;
  }
  .shared-pack-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 11px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
  }
  .shared-pack-card h3 {
    margin: 12px 0 8px;
  }
  .shared-pack-card > p,
  .shared-pack-help {
    color: var(--muted);
    line-height: 1.55;
  }
  .shared-pack-form-grid,
  .shared-pack-filter-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-top: 14px;
  }
  .shared-pack-form-grid .field:last-child:first-child,
  .shared-pack-form-grid .field:nth-last-child(1):nth-child(odd) {
    grid-column: 1 / -1;
  }
  .shared-pack-form-grid textarea {
    min-height: 108px;
    resize: vertical;
  }
  .shared-pack-compact-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
  }
  #driveExportCard .shared-pack-compact-form,
  #driveExportCard .shared-pack-profile-summary,
  #driveExportCard .shared-pack-autosave,
  #driveExportCard .shared-pack-public-note,
  #driveExportCard .drive-publish-link,
  #driveExportCard .drive-share-action-stack-bottom {
    width: min(100%, 590px);
    margin-left: 0;
    margin-right: auto;
  }
  #driveExportCard .shared-pack-compact-form {
    gap: 10px 12px;
    padding: 14px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface-raised);
  }
  #driveExportCard .shared-pack-compact-form .field {
    margin: 0;
  }
  #driveExportCard .shared-pack-compact-form label {
    margin-bottom: 6px;
    color: var(--text);
    font-size: 13px;
    font-weight: 900;
    line-height: 1.15;
  }
  #driveExportCard .shared-pack-compact-form input,
  #driveExportCard .shared-pack-compact-form textarea,
  #driveExportCard .shared-pack-compact-form .semester-prefix-input {
    min-height: 38px;
    font-size: 13px;
  }
  #driveExportCard .shared-pack-compact-form input,
  #driveExportCard .shared-pack-compact-form textarea {
    padding: 8px 12px;
  }
  #driveExportCard .shared-pack-compact-form textarea {
    min-height: 78px;
  }
  #driveExportCard .shared-pack-required-field {
    padding: 10px 12px;
    border-radius: 14px;
  }
  #driveExportCard .shared-pack-required-field label {
    color: var(--accent-strong);
  }
  #driveExportCard .semester-prefix-input span {
    display: none;
  }
  #driveExportCard .semester-prefix-input input {
    border-radius: 12px;
    padding: 8px 12px;
  }
  #driveExportCard .shared-pack-author-preview {
    min-height: 50px;
    padding: 8px 10px;
    border-radius: 13px;
    font-size: 12px;
  }
  #driveExportCard .shared-pack-author-preview img {
    width: 38px;
    height: 38px;
  }
  #driveExportCard .shared-pack-profile-summary {
    padding: 10px 12px;
    border-radius: 14px;
    font-size: 12px;
    line-height: 1.4;
  }
  #driveExportCard .shared-pack-autosave {
    display: inline-flex;
    width: auto;
    max-width: min(100%, 590px);
    padding: 7px 11px;
    border-radius: 999px;
    font-size: 12px;
  }
  #driveExportCard .shared-pack-public-note {
    margin-top: 10px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
  }
  #tab-export .save-share-stack {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
    gap: 16px;
  }
  #tab-export .save-action-card,
  #tab-export .share-students-card {
    border: 1px solid color-mix(in srgb, var(--accent) 15%, var(--line) 85%);
    background: var(--surface-elevated);
    box-shadow: none;
  }
  #tab-export .save-action-card {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr) auto;
    align-items: center;
    gap: 14px;
    min-height: 112px;
    padding: 18px 20px;
    border-radius: 18px;
  }
  #tab-export .save-action-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: color-mix(in srgb, var(--accent) 11%, var(--surface-raised) 89%);
    color: var(--accent-strong);
    font-size: 23px;
    font-weight: 850;
    line-height: 1;
  }
  #tab-export .save-action-icon-drive {
    background: color-mix(in srgb, var(--good) 14%, var(--surface-raised) 86%);
    color: var(--good);
  }
  #tab-export .save-action-icon-drive svg {
    width: 27px;
    height: 27px;
  }
  #tab-export .save-action-icon-drive .drive-mark-yellow {
    fill: #f4b400;
  }
  #tab-export .save-action-icon-drive .drive-mark-green {
    fill: #0f9d58;
  }
  #tab-export .save-action-icon-drive .drive-mark-blue {
    fill: #4285f4;
  }
  #tab-export .save-action-icon-drive .drive-mark-core {
    fill: var(--surface-elevated);
  }
  #tab-export .save-action-copy {
    min-width: 0;
  }
  #tab-export .save-action-copy h3 {
    margin: 0;
    color: var(--text);
    font-size: 17px;
    font-weight: 900;
    line-height: 1.15;
  }
  #tab-export .save-action-copy p {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: 12.5px;
    line-height: 1.35;
  }
  #tab-export .save-action-buttons {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex-wrap: wrap;
  }
  #tab-export .save-action-card button {
    min-height: 42px;
    padding: 0 18px;
    border-radius: 12px;
    white-space: nowrap;
  }
  #tab-export .save-as-compact {
    padding-inline: 14px;
  }
  #tab-export .pack-lifecycle-status-strip {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    min-height: 42px;
    padding: 10px 14px;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--line) 84%);
    background: color-mix(in srgb, var(--accent) 5%, var(--surface-elevated) 95%);
    color: var(--text);
    box-shadow: none;
  }
  #tab-export .pack-lifecycle-status-dot {
    flex: 0 0 auto;
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: var(--accent);
  }
  #tab-export .pack-lifecycle-status-main {
    flex: 0 0 auto;
    font-size: 13px;
    font-weight: 900;
    line-height: 1.2;
    white-space: nowrap;
  }
  #tab-export .pack-lifecycle-status-detail {
    min-width: 0;
    color: var(--muted);
    font-size: 12.5px;
    font-weight: 650;
    line-height: 1.35;
  }
  #tab-export .pack-lifecycle-status-toggle {
    appearance: none;
    border: 0;
    border-radius: 10px;
    background: color-mix(in srgb, var(--accent) 8%, transparent 92%);
    color: var(--text);
    cursor: pointer;
    font: inherit;
    font-size: 12px;
    font-weight: 850;
    line-height: 1;
    min-height: 30px;
    padding: 0 10px;
  }
  #tab-export .pack-lifecycle-status-toggle:hover,
  #tab-export .pack-lifecycle-status-toggle:focus-visible {
    background: color-mix(in srgb, var(--accent) 14%, transparent 86%);
    outline: 2px solid color-mix(in srgb, var(--accent) 26%, transparent 74%);
    outline-offset: 2px;
  }
  #tab-export .pack-lifecycle-status-more {
    grid-column: 2 / -1;
    width: 100%;
    margin-top: 2px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 620;
    line-height: 1.45;
  }
  #tab-export .pack-lifecycle-status-more ul {
    margin: 0;
    padding-left: 18px;
  }
  #tab-export .pack-lifecycle-status-more li + li {
    margin-top: 3px;
  }
  #tab-export .pack-lifecycle-status-strip[data-status="viewing-shared-pack"] {
    border-color: color-mix(in srgb, var(--warn) 26%, var(--line));
    background: color-mix(in srgb, var(--warn) 8%, var(--surface-elevated) 92%);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="viewing-shared-pack"] .pack-lifecycle-status-dot,
  #tab-export .pack-lifecycle-status-strip[data-status="changes-pending"] .pack-lifecycle-status-dot {
    background: var(--warn);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="changes-pending"] {
    border-color: color-mix(in srgb, var(--warn) 30%, var(--line));
    background: color-mix(in srgb, var(--warn) 10%, var(--surface-elevated) 90%);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="share-repair-needed"] {
    border-color: color-mix(in srgb, var(--warn) 30%, var(--line));
    background: color-mix(in srgb, var(--warn) 9%, var(--surface-elevated) 91%);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="share-repair-needed"] .pack-lifecycle-status-dot {
    background: var(--warn);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="shared-update-ready"] {
    border-color: color-mix(in srgb, var(--accent) 28%, var(--line));
    background: color-mix(in srgb, var(--accent) 8%, var(--surface-elevated) 92%);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="shared-update-ready"] .pack-lifecycle-status-dot {
    background: var(--accent);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="saved-to-drive"] {
    border-color: color-mix(in srgb, var(--accent) 24%, var(--line));
    background: color-mix(in srgb, var(--accent) 7%, var(--surface-elevated) 93%);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="already-shared"] {
    border-color: color-mix(in srgb, var(--good) 28%, var(--line));
    background: color-mix(in srgb, var(--good) 8%, var(--surface-elevated) 92%);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="already-shared"] .pack-lifecycle-status-dot {
    background: var(--good);
  }
  #tab-export .pack-lifecycle-status-strip[data-status="private-copy"] {
    border-color: color-mix(in srgb, var(--line) 88%, var(--accent) 12%);
    background: color-mix(in srgb, var(--surface-raised) 72%, var(--surface-elevated) 28%);
  }
  #tab-export .share-students-card {
    grid-column: 1 / -1;
    border-radius: 20px;
    overflow: hidden;
  }
  #tab-export .share-students-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 22px;
    border-bottom: 1px solid var(--line);
  }
  #tab-export .share-students-head h3 {
    margin: 0;
    color: var(--text);
    font-size: 21px;
    font-weight: 900;
    line-height: 1.15;
  }
  #tab-export .share-students-head p {
    margin: 5px 0 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.4;
  }
  #tab-export .share-students-state {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    font-size: 12px;
    font-weight: 850;
    white-space: nowrap;
  }
  #tab-export .share-students-state::after {
    content: "";
    width: 36px;
    height: 20px;
    border-radius: 999px;
    background: var(--accent);
    box-shadow: inset 18px 0 0 color-mix(in srgb, #fff 78%, var(--accent) 22%);
  }
  #tab-export .share-profile-strip {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 18px 22px 0;
    padding: 10px 12px;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--line) 84%);
    background: color-mix(in srgb, var(--accent) 4%, var(--surface-elevated) 96%);
    color: var(--muted);
    font-size: 12.5px;
    line-height: 1.35;
  }
  #tab-export .share-profile-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 30px;
    height: 30px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 13%, var(--surface-raised) 87%);
    color: var(--accent-strong);
    font-size: 11px;
    font-weight: 900;
  }
  #tab-export .share-profile-copy {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
    min-width: 0;
  }
  #tab-export .share-profile-copy strong {
    color: var(--text);
    font-weight: 900;
  }
  #tab-export .shared-pack-compact-form {
    width: auto !important;
    max-width: none !important;
    margin: 18px 22px 0 !important;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 16px;
  }
  #tab-export .shared-pack-compact-form .field {
    margin: 0;
  }
  #tab-export .shared-pack-compact-form .shared-pack-required-field {
    padding: 0;
    border: 0;
    background: transparent;
  }
  #tab-export .shared-pack-compact-form .shared-pack-required-field:first-child,
  #tab-export .shared-pack-compact-form .current-user-shared-edit-wide {
    grid-column: 1 / -1;
  }
  #tab-export .shared-pack-compact-form label {
    margin-bottom: 7px;
    color: var(--text);
    font-size: 12px;
    font-weight: 900;
    line-height: 1.15;
  }
  #tab-export .shared-pack-compact-form input,
  #tab-export .shared-pack-compact-form select,
  #tab-export .shared-pack-compact-form textarea,
  #tab-export .shared-pack-compact-form .semester-prefix-input,
  #tab-export .shared-pack-tag-editor {
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--input-bg-strong);
    color: var(--text);
    box-shadow: none;
  }
  #tab-export .shared-pack-compact-form input,
  #tab-export .shared-pack-compact-form select,
  #tab-export .shared-pack-compact-form .semester-prefix-input {
    min-height: 44px;
    padding: 0 13px;
    font-size: 14px;
  }
  #tab-export .shared-pack-compact-form textarea {
    min-height: 92px;
    padding: 12px 13px;
    font-size: 14px;
    line-height: 1.45;
  }
  #tab-export .shared-pack-compact-form input:focus,
  #tab-export .shared-pack-compact-form select:focus,
  #tab-export .shared-pack-compact-form textarea:focus,
  #tab-export .shared-pack-tag-editor:focus-within {
    outline: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
    outline-offset: 2px;
    border-color: color-mix(in srgb, var(--accent) 42%, var(--line) 58%);
  }
  #tab-export .semester-prefix-input {
    display: block;
  }
  #tab-export .semester-prefix-input span {
    display: none;
  }
  #tab-export .semester-prefix-input input {
    width: 100%;
    min-height: 42px;
    border: 0 !important;
    background: transparent !important;
    padding: 0 !important;
    outline: 0 !important;
  }
  #tab-export .shared-pack-tag-editor {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 7px;
    min-height: 44px;
    padding: 6px 8px;
  }
  #tab-export .shared-pack-tag-chips {
    display: contents;
  }
  #tab-export .shared-pack-tag-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 28px;
    max-width: 100%;
    padding: 0 9px;
    border: 0;
    border-radius: 8px;
    background: color-mix(in srgb, var(--accent) 12%, var(--surface-raised) 88%);
    color: var(--accent-strong);
    font: inherit;
    font-size: 12px;
    font-weight: 850;
  }
  #tab-export .shared-pack-tag-chip span:first-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  #tab-export .shared-pack-tag-chip:hover,
  #tab-export .shared-pack-tag-chip:focus-visible {
    background: color-mix(in srgb, var(--accent) 18%, var(--surface-raised) 82%);
  }
  #tab-export #sharedPackTagEntry {
    flex: 1 1 190px;
    min-width: 140px;
    min-height: 30px;
    border: 0;
    background: transparent;
    padding: 0 4px;
    outline: 0;
  }
  #tab-export #sharedPackTags {
    display: none;
  }
  #tab-export #sharedPackAutosaveStatus,
  #tab-export .shared-pack-public-note,
  #tab-export .export-quiet-status,
  #tab-export #sharedPackShareStatus {
    display: none;
  }
  #tab-export .export-quiet-status[data-busy="true"],
  #tab-export .export-quiet-status[data-tone="warn"],
  #tab-export .export-quiet-status[data-tone="bad"],
  #tab-export #sharedPackShareStatus[data-busy="true"],
  #tab-export #sharedPackShareStatus[data-tone="warn"],
  #tab-export #sharedPackShareStatus[data-tone="bad"] {
    display: block;
    grid-column: 1 / -1;
    margin-top: 8px;
  }
  #tab-export .drive-publish-link {
    margin: 16px 22px 0;
  }
  #tab-export .drive-share-action-stack-bottom {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin: 22px 0 0;
    padding: 16px 22px;
    border-top: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-raised) 76%, transparent);
  }
  #tab-export .drive-share-action-stack-bottom .btn-primary {
    justify-self: end;
    min-width: min(100%, 180px);
    min-height: 44px;
    border-radius: 12px;
  }
  @media (max-width: 980px) {
    #tab-export .save-share-stack,
    #tab-export .shared-pack-compact-form {
      grid-template-columns: 1fr;
    }
    #tab-export .pack-lifecycle-status-strip {
      align-items: flex-start;
      flex-wrap: wrap;
    }
    #tab-export .pack-lifecycle-status-detail {
      flex: 1 1 100%;
      padding-left: 19px;
    }
    #tab-export .save-action-card {
      grid-template-columns: 42px minmax(0, 1fr);
    }
    #tab-export .save-action-card > button,
    #tab-export .save-action-buttons {
      grid-column: 1 / -1;
      justify-content: stretch;
    }
    #tab-export .save-action-buttons button,
    #tab-export .save-action-card > button {
      width: 100%;
    }
  }
  .shared-pack-compact-form textarea {
    min-height: 76px;
  }
  .shared-pack-compact-form.is-shared-locked {
    opacity: .72;
  }
  .shared-pack-compact-form.is-shared-locked input,
  .shared-pack-compact-form.is-shared-locked textarea,
  .shared-pack-compact-form.is-shared-locked .semester-prefix-input {
    cursor: not-allowed;
    filter: saturate(.78);
  }
  .shared-pack-required-field {
    padding: 10px;
    border: 1px solid color-mix(in srgb, var(--accent) 26%, var(--line));
    border-radius: 14px;
    background: color-mix(in srgb, var(--accent-soft) 48%, var(--surface-elevated) 52%);
  }
  .shared-pack-required-field label {
    color: var(--accent-strong);
    font-weight: 900;
  }
  .shared-pack-support-field {
    display: flex;
    flex-direction: column;
  }
  .shared-pack-support-field input {
    width: 100%;
  }
  .semester-prefix-input {
    display: flex;
    align-items: stretch;
    min-height: 38px;
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
    background: var(--surface-elevated);
  }
  .semester-prefix-input span {
    display: inline-flex;
    align-items: center;
    padding: 0 10px;
    border-right: 1px solid var(--line);
    background: var(--surface-raised);
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
  }
  .semester-prefix-input input {
    min-height: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    flex: 1 1 auto;
  }
  .semester-prefix-input input:focus {
    box-shadow: none;
  }
  .shared-pack-author-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 68px;
    padding: 12px 14px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface-raised);
    color: var(--muted);
    font-size: 13px;
  }
  .shared-pack-author-preview img {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 8px 20px rgba(15,23,42,0.12);
  }
  .shared-pack-profile-summary {
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: 16px;
    background: var(--accent-soft);
    border: 1px solid var(--line);
    color: var(--accent-strong);
    font-size: 13px;
    line-height: 1.55;
  }
  .shared-pack-source-row {
    display: flex;
    gap: 12px;
    align-items: end;
    flex-wrap: wrap;
    margin-top: 14px;
  }
  .shared-pack-source-row .field {
    flex: 1 1 280px;
  }
  .shared-pack-source-row .btn-secondary {
    min-width: 150px;
  }
  .drive-access-card {
    min-height: 100%;
  }
  .drive-guide-steps {
    display: grid;
    gap: 10px;
    margin-top: 14px;
  }
  .drive-guide-step {
    padding: 12px 14px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, var(--surface-elevated), var(--surface-raised));
    color: var(--muted);
    font-size: 13px;
    line-height: 1.55;
  }
  .drive-guide-step strong {
    color: var(--text);
  }
  .drive-share-flow {
    display: grid;
    gap: 10px;
    margin-top: 14px;
  }
  .drive-share-step {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 12px 14px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface-raised);
  }
  .drive-share-step strong,
  .drive-share-step span {
    display: block;
  }
  .drive-share-step strong {
    color: var(--text);
    font-size: .92rem;
  }
  .drive-share-step span {
    color: var(--muted);
    font-size: .82rem;
    line-height: 1.4;
    margin-top: 2px;
  }
  .drive-share-step button {
    flex: 0 0 auto;
  }
  .drive-share-step button.is-loading {
    position: relative;
    padding-left: 34px;
  }
  .drive-share-step button.is-loading::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 50%;
    width: 13px;
    height: 13px;
    margin-top: -7px;
    border-radius: 999px;
    border: 2px solid rgba(255,255,255,0.38);
    border-top-color: #fff;
    animation: sharedPackStatusSpin .8s linear infinite;
  }
  .drive-share-action-stack {
    display: grid;
    gap: 8px;
    justify-items: end;
    min-width: min(100%, 250px);
  }
  .drive-share-action-stack-bottom {
    justify-items: stretch;
    margin-top: 14px;
    min-width: 0;
  }
  .drive-share-action-stack-bottom .btn-primary {
    justify-self: end;
    min-width: min(100%, 190px);
  }
  .drive-share-action-stack-bottom .shared-pack-status {
    max-width: none;
  }
  .drive-share-action-stack .shared-pack-status {
    width: 100%;
    margin-top: 0;
  }
  .shared-pack-status-inline {
    max-width: 280px;
    font-size: 12px;
  }
  .shared-pack-status-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }
  .shared-pack-status-row .shared-pack-status {
    flex: 1 1 260px;
    margin: 0;
  }
  .sync-refresh-btn {
    min-height: 0 !important;
    width: auto !important;
    padding: 7px 10px !important;
    border-radius: 999px !important;
    font-size: 12px !important;
    line-height: 1 !important;
    white-space: nowrap;
  }
  .sync-refresh-btn.is-loading {
    opacity: 0.78;
  }
  .drive-share-divider {
    height: 1px;
    margin: 16px 0 2px;
    background: var(--line);
  }
  .drive-publish-toggle {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    margin-top: 14px;
    padding: 12px 14px;
    border-radius: 16px;
    background: var(--surface-raised);
    border: 1px solid var(--line);
    color: var(--muted);
    line-height: 1.55;
  }
  .drive-publish-toggle input {
    margin-top: 3px;
  }
  .drive-publish-toggle-compact {
    display: inline-flex;
    width: fit-content;
    max-width: 100%;
    margin-top: 14px;
    padding: 10px 12px;
    border-radius: 14px;
    line-height: 1.4;
  }
  .shared-pack-public-note {
    margin: 12px 0 0;
    color: var(--muted);
    font-size: .84rem;
    line-height: 1.45;
  }
  .shared-pack-autosave-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
  }
  .shared-pack-autosave {
    width: fit-content;
    max-width: 100%;
    margin-top: 0;
    padding: 7px 10px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--surface-raised);
    color: var(--muted);
    font-size: 12px;
    font-weight: 750;
    line-height: 1.35;
  }
  .shared-pack-autosave[data-tone="good"] {
    border-color: color-mix(in srgb, var(--good) 24%, var(--line));
    background: color-mix(in srgb, var(--good) 9%, var(--surface-raised));
    color: var(--good);
  }
  .shared-pack-clear-defaults-btn {
    appearance: none;
    -webkit-appearance: none;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    color: var(--muted);
    box-shadow: none;
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
  }
  .shared-pack-clear-defaults-btn:hover,
  .shared-pack-clear-defaults-btn:focus-visible {
    border-color: color-mix(in srgb, var(--accent) 32%, var(--line) 68%);
    color: var(--accent-strong);
    background: color-mix(in srgb, var(--accent-soft) 46%, var(--surface-elevated) 54%);
  }
  .drive-publish-link {
    margin-top: 14px;
    padding: 14px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
  }
  .drive-publish-link label {
    display: block;
    margin-bottom: 8px;
    font-size: 12px;
    font-weight: 700;
    color: var(--muted);
  }
  .drive-link-row {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
  }
  .drive-link-row input {
    flex: 1 1 260px;
  }
  .shared-pack-status {
    min-height: 20px;
    margin-top: 12px;
    padding: 10px 12px;
    border: 1px solid transparent;
    border-radius: 14px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.5;
  }
  .shared-pack-status[data-busy="true"] {
    position: relative;
    padding: 12px 12px 18px 36px;
    border-color: color-mix(in srgb, var(--accent) 22%, var(--line));
    background: color-mix(in srgb, var(--accent-soft) 62%, var(--surface-elevated) 38%);
    color: var(--accent-strong);
    font-weight: 800;
  }
  .shared-pack-status[data-busy="true"]::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 13px;
    width: 13px;
    height: 13px;
    border-radius: 999px;
    border: 2px solid color-mix(in srgb, var(--accent) 26%, transparent);
    border-top-color: var(--accent);
    animation: sharedPackStatusSpin .8s linear infinite;
  }
  .shared-pack-status[data-busy="true"]::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 7px;
    height: 3px;
    border-radius: 999px;
    overflow: hidden;
    background:
      linear-gradient(90deg, transparent 0%, var(--accent) 46%, transparent 92%),
      color-mix(in srgb, var(--accent) 15%, transparent);
    background-size: 45% 100%, 100% 100%;
    background-repeat: no-repeat;
    animation: googleProcessProgress 1.05s ease-in-out infinite;
  }
  @keyframes sharedPackStatusSpin {
    to { transform: rotate(360deg); }
  }
  @keyframes googleProcessProgress {
    0% { background-position: -45% 0, 0 0; }
    100% { background-position: 145% 0, 0 0; }
  }
  .shared-pack-status[data-tone="good"] {
    color: var(--good);
  }
  .shared-pack-status[data-tone="warn"] {
    color: #9a6700;
  }
  .shared-pack-status[data-tone="bad"] {
    color: var(--bad);
  }
  #googleDriveImportStatus[data-tone="warn"],
  #googleDriveExportStatus[data-tone="warn"] {
    color: #9a6700;
  }
  #googleDriveImportStatus[data-tone="good"],
  #googleDriveExportStatus[data-tone="good"] {
    color: var(--good);
  }
  #googleDriveImportStatus[data-tone="bad"],
  #googleDriveExportStatus[data-tone="bad"] {
    color: var(--bad);
  }
  #driveImportCard #googleDriveImportSummary,
  #driveImportCard #googleDriveImportStatus:empty,
  #driveImportCard #googleDriveImportStatus[hidden] {
    display: none !important;
  }
  .drive-import-chooser-card {
    width: min(780px, calc(100vw - 32px));
    max-height: min(720px, calc(100dvh - 32px));
    grid-template-rows: auto minmax(0, 1fr);
    overflow: hidden;
    background: var(--surface-elevated);
  }
  .drive-import-chooser-card .study-set-top {
    align-items: flex-start;
    border-bottom: 1px solid var(--line);
  }
  .drive-import-chooser-sub {
    margin: 6px 0 0;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45;
  }
  .drive-list-search-bar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 10px;
    padding: 14px 14px 0;
  }
  .drive-list-search {
    display: grid;
    gap: 6px;
    min-width: 0;
  }
  .drive-list-search-label {
    color: var(--text);
    font-size: 12px;
    font-weight: 850;
  }
  .drive-list-search-input {
    min-height: 40px;
    width: 100%;
    border: 1px solid var(--card-border);
    border-radius: 14px;
    background: var(--surface-raised);
    color: var(--text);
    padding: 0 12px;
    font: inherit;
    font-size: 13px;
  }
  .drive-list-search-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 12%, var(--surface-raised) 88%);
    color: var(--text);
    font-size: 13px;
    font-weight: 850;
  }
  .drive-import-chooser-list {
    display: grid;
    gap: 12px;
    padding: 14px;
    overflow: auto;
    overscroll-behavior: contain;
  }
  .drive-import-chooser-list .current-user-shared-card + .current-user-shared-card {
    margin-top: 0;
  }
  .drive-import-chooser-list .drive-library-card {
    padding: 16px;
  }
  .drive-import-rename-status {
    min-height: 0;
    padding: 0 14px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 750;
    line-height: 1.4;
  }
  .drive-import-rename-status:not(:empty) {
    padding-top: 10px;
  }
  .drive-import-rename-status[data-tone="good"] {
    color: var(--good);
  }
  .drive-import-rename-status[data-tone="bad"] {
    color: var(--bad);
  }
  .drive-import-file {
    display: grid;
    gap: 4px;
    width: 100%;
    min-height: 0;
    padding: 12px 14px;
    text-align: left;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: var(--surface-raised);
    color: var(--text);
  }
  .drive-import-file:hover,
  .drive-import-file:focus-visible {
    background: var(--button-secondary-hover);
    border-color: color-mix(in srgb, var(--accent) 42%, var(--line) 58%);
  }
  .drive-import-file-name {
    overflow-wrap: anywhere;
    font-size: 14px;
    font-weight: 750;
  }
  .drive-import-file-meta {
    color: var(--muted);
    font-size: 12px;
  }
  .drive-import-empty {
    padding: 18px;
    border-radius: 16px;
    border: 1px dashed var(--line);
    background: var(--surface-raised);
    color: var(--muted);
    line-height: 1.5;
  }
  .drive-save-chooser-card {
    width: min(548px, calc(100vw - 48px));
    max-height: min(382px, calc(100dvh - 36px));
    overflow: hidden;
    border-radius: 12px;
    grid-template-rows: auto minmax(0, 1fr) auto;
  }
  .drive-save-chooser-card .study-set-top {
    align-items: flex-start;
    padding: 14px 17px 11px;
    border-bottom: 1px solid var(--line);
  }
  .drive-save-chooser-card .study-set-kicker {
    color: var(--accent-strong);
    font-size: 10px;
    font-weight: 900;
    letter-spacing: .16em;
    text-transform: uppercase;
  }
  .drive-save-chooser-card #driveSaveChooserTitle {
    margin: 4px 0 0;
    font-size: clamp(18px, 1.7vw, 21px);
    line-height: 1.08;
  }
  .drive-save-chooser-card .drive-import-chooser-sub {
    max-width: none;
    margin-top: 5px;
    font-size: 12px;
    line-height: 1.36;
  }
  .drive-save-chooser-card [data-drive-save-close].icon-btn {
    width: 30px;
    min-width: 30px;
    height: 30px;
    border-radius: 999px;
    font-size: 15px;
  }
  .drive-save-chooser-body {
    display: grid;
    min-height: 0;
    grid-template-rows: auto auto minmax(0, 1fr);
    gap: 8px;
    padding: 13px 17px 11px;
    overflow: hidden;
  }
  .drive-save-name-field {
    display: grid;
    gap: 5px;
    color: var(--text);
    font-size: 11px;
    font-weight: 650;
  }
  .drive-save-name-field input {
    width: 100%;
    height: 32px;
    border: 1px solid var(--line);
    border-color: color-mix(in srgb, var(--accent) 48%, var(--line) 52%);
    border-radius: 7px;
    background: var(--surface-elevated);
    color: var(--text);
    padding: 0 9px;
    font: inherit;
    font-weight: 500;
  }
  .drive-save-choice-hint {
    margin: 0;
    color: var(--muted);
    font-size: 11px;
    line-height: 1.36;
  }
  .drive-save-chooser-list {
    min-height: 0;
    max-height: 200px;
    overflow: auto;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-elevated);
    scrollbar-width: thin;
  }
  .drive-save-file {
    display: grid;
    grid-template-columns: 18px minmax(0, 1fr) minmax(96px, auto) 48px;
    align-items: center;
    gap: 8px;
    width: 100%;
    min-height: 36px;
    margin: 0;
    padding: 0 10px;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    background: transparent;
    color: var(--text);
    font: inherit;
    text-align: left;
    cursor: pointer;
    box-shadow: none;
  }
  .drive-save-file:last-child {
    border-bottom: 0;
  }
  .drive-save-file:hover,
  .drive-save-file:focus-visible {
    background: color-mix(in srgb, var(--accent-soft) 32%, transparent);
    outline: none;
  }
  .drive-save-file.is-selected {
    background: var(--theme-control-selected-bg, color-mix(in srgb, var(--accent-soft) 46%, var(--surface-elevated) 54%));
    color: var(--theme-ui-selected-text, var(--text));
    box-shadow: none;
  }
  .drive-save-file-icon {
    display: grid;
    place-items: center;
    width: 16px;
    height: 16px;
    color: var(--muted);
  }
  .drive-save-file-title {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 8px;
  }
  .drive-save-file-name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 12px;
    font-weight: 550;
  }
  .drive-save-current-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    padding: 1px 5px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent-soft) 75%, #ffffff 25%);
    color: var(--accent-strong);
    font-size: 10px;
    font-weight: 600;
  }
  .drive-save-file-date,
  .drive-save-file-size {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--muted);
    font-size: 11px;
    font-weight: 500;
    text-align: right;
  }
  .drive-save-empty {
    padding: 11px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.42;
  }
  .drive-save-actions {
    display: flex;
    justify-content: flex-end;
    gap: 7px;
    padding: 10px 17px;
    border-top: 1px solid var(--line);
    background: color-mix(in srgb, var(--surface-elevated) 92%, var(--surface-muted) 8%);
  }
  .drive-save-actions .btn-secondary,
  .drive-save-actions .btn-primary {
    min-height: 34px;
    border-radius: 7px;
    padding: 0 14px;
    font-size: 12px;
    font-weight: 500;
  }
  .drive-save-actions .btn-primary {
    min-width: 122px;
  }
  @media (max-width: 760px) {
    .drive-save-chooser-card {
      width: min(100vw - 20px, 548px);
      max-height: calc(100dvh - 20px);
    }
    .drive-save-chooser-card .study-set-top,
    .drive-save-chooser-body,
    .drive-save-actions {
      padding-left: 13px;
      padding-right: 13px;
    }
    .drive-save-file {
      grid-template-columns: 20px minmax(0, 1fr);
      grid-template-areas:
        "icon title"
        "icon date"
        "icon size";
      gap: 2px 8px;
      min-height: 58px;
      padding: 7px 10px;
    }
    .drive-save-file-icon {
      grid-area: icon;
    }
    .drive-save-file-title {
      grid-area: title;
    }
    .drive-save-file-date {
      grid-area: date;
      text-align: left;
    }
    .drive-save-file-size {
      grid-area: size;
      text-align: left;
    }
    .drive-save-actions {
      flex-wrap: wrap;
    }
    .drive-save-actions .btn-secondary,
    .drive-save-actions .btn-primary {
      flex: 1 1 130px;
    }
  }
  @media (max-width: 640px) {
    .study-set-modal.smartphone-import-choice {
      align-items: stretch;
      justify-content: stretch;
      padding: 0;
      background: var(--surface-elevated, #ffffff);
    }
    .study-set-modal.smartphone-import-choice .study-set-dialog,
    .study-set-modal.smartphone-import-choice .app-prompt-card,
    .drive-import-chooser-card,
    .drive-save-chooser-card {
      width: 100vw;
      max-width: 100vw;
      height: 100vh;
      height: 100dvh;
      max-height: 100vh;
      max-height: 100dvh;
      border: 0;
      border-radius: 0;
      box-shadow: none;
      overflow: hidden;
    }
    .study-set-modal.smartphone-import-choice .study-set-dialog,
    .study-set-modal.smartphone-import-choice .app-prompt-card {
      display: grid;
      grid-template-rows: auto minmax(0, 1fr) auto;
    }
    .study-set-modal.smartphone-import-choice .study-set-body,
    .study-set-modal.smartphone-import-choice .app-prompt-body {
      min-height: 0;
      overflow: auto;
      overflow-wrap: anywhere;
      -webkit-overflow-scrolling: touch;
    }
    .study-set-modal.smartphone-import-choice .study-set-footer,
    .study-set-modal.smartphone-import-choice .app-prompt-actions {
      display: grid;
      grid-template-columns: 1fr;
      gap: 8px;
    }
    .study-set-modal.smartphone-import-choice .study-set-footer button,
    .study-set-modal.smartphone-import-choice .app-prompt-actions button,
    .drive-save-actions .btn-secondary,
    .drive-save-actions .btn-primary {
      width: 100%;
      min-width: 0;
    }
    .drive-import-chooser-card .study-set-top,
    .drive-save-chooser-card .study-set-top {
      padding: 14px;
    }
    .drive-import-chooser-list {
      padding: 10px;
      min-height: 0;
      max-height: none;
      overflow-y: auto;
      overscroll-behavior: contain;
      -webkit-overflow-scrolling: touch;
    }
    .drive-import-chooser-list .drive-library-card {
      padding: 12px;
    }
    .drive-save-chooser-body {
      padding: 12px;
    }
    .drive-save-chooser-list {
      max-height: none;
      -webkit-overflow-scrolling: touch;
    }
    .drive-save-actions {
      display: grid;
      grid-template-columns: 1fr;
      padding: 10px 12px;
    }
  }
  .library-import-progress-panel {
    position: fixed;
    right: max(18px, env(safe-area-inset-right));
    bottom: max(18px, env(safe-area-inset-bottom));
    z-index: 950;
    width: min(310px, calc(100vw - 32px));
    padding: 13px 14px 14px;
    border: 1px solid color-mix(in srgb, var(--accent) 26%, var(--line) 74%);
    border-radius: 18px;
    background: color-mix(in srgb, var(--surface-elevated) 86%, transparent);
    color: var(--text);
    box-shadow: 0 18px 42px rgba(15, 23, 42, .20);
    backdrop-filter: blur(18px) saturate(1.1);
    -webkit-backdrop-filter: blur(18px) saturate(1.1);
    pointer-events: none;
  }
  .library-import-progress-panel[hidden] {
    display: none;
  }
  .library-import-progress-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 5px;
  }
  .library-import-progress-kicker {
    color: color-mix(in srgb, var(--accent) 74%, var(--text) 26%);
    font-size: 10px;
    font-weight: 850;
    letter-spacing: .12em;
    text-transform: uppercase;
  }
  .library-import-progress-top strong {
    font-size: 15px;
    font-weight: 850;
    color: var(--text);
  }
  .library-import-progress-name {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
    font-weight: 800;
    color: var(--text);
  }
  .library-import-progress-track {
    height: 7px;
    margin: 10px 0 8px;
    overflow: hidden;
    border-radius: 999px;
    background: color-mix(in srgb, var(--line) 55%, transparent);
  }
  .library-import-progress-track span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 54%, #ffffff 46%));
    transition: width .24s ease;
  }
  .library-import-progress-detail {
    color: var(--muted);
    font-size: 12px;
    font-weight: 650;
    line-height: 1.35;
  }
  .library-import-progress-panel.is-complete {
    border-color: color-mix(in srgb, var(--success-text) 34%, var(--line) 66%);
  }
  .library-import-progress-panel.is-complete .library-import-progress-track span {
    background: linear-gradient(90deg, var(--success-text), color-mix(in srgb, var(--success-text) 55%, #ffffff 45%));
  }
  .library-import-progress-panel.is-error {
    border-color: color-mix(in srgb, var(--danger-text) 34%, var(--line) 66%);
  }
  .library-import-progress-panel.is-error .library-import-progress-track span {
    background: linear-gradient(90deg, var(--danger-text), color-mix(in srgb, var(--danger-text) 55%, #ffffff 45%));
  }
  body.library-import-readonly #addPhotosBtn,
  body.library-import-readonly #imageUpload,
  body.library-import-readonly #editSelectedBtn,
  body.library-import-readonly #cancelEditBtn,
  body.library-import-readonly #addCustomBtn,
  body.library-import-readonly #deleteCustomBtn,
  body.library-import-readonly #editStudyNotesBtn,
  body.library-import-readonly #saveStudyNotesBtn,
  body.library-import-readonly #libraryCode,
  body.library-import-readonly #libraryName,
  body.library-import-readonly #libraryImages,
  body.library-import-readonly #clearPickerBtn,
  body.library-import-readonly #clearStarredBtn,
  body.library-import-readonly #saveStarGroupBtn,
  body.library-import-readonly #renameSavedGroupBtn,
  body.library-import-readonly #deleteSavedGroupsBtn,
  body.library-import-readonly #exportBackupBtn,
  body.library-import-readonly #exportBackupAsBtn,
  body.library-import-readonly #googleDriveBackupBtn,
  body.library-import-readonly #googleDriveBackupAsBtn,
  body.library-import-readonly #sharePackBtn,
  body.library-import-readonly #importBackupBtn,
  body.library-import-readonly #googleDrivePickerBtn,
  body.library-import-readonly #googleDriveSharedLinkBtn,
  body.library-import-readonly #newLibraryBtn,
  body.library-import-readonly #resetAllBtn,
  body.library-import-readonly #startQuizBtn,
  body.library-import-readonly #startStarredQuizBtn,
  body.library-import-readonly #quizSetupStartBtn,
  body.library-import-readonly #quizStartBtn,
  body.library-import-readonly [data-anatomy-upload],
  body.library-import-readonly [data-shared-pack-action="import"],
  body.library-import-readonly [data-shared-pack-action="open"],
  body.library-import-readonly [data-current-user-pack-import],
  body.library-import-readonly [data-current-user-drive-pack-open],
  body.library-import-readonly [data-current-user-pack-remove],
  body.library-import-readonly [data-current-user-drive-pack-remove],
  body.library-import-readonly [data-current-user-pack-edit],
  body.library-import-readonly [data-current-user-pack-save],
  body.library-import-readonly [data-current-user-pack-delete],
  body.library-import-readonly .img-actions [data-delete],
  body.library-import-readonly .img-actions [data-edit],
  body.library-import-readonly .img-actions [data-replace],
  body.library-import-readonly .favorite-toggle,
  body.library-import-readonly .quiz-saved-group-preview-delete {
    opacity: .42 !important;
    filter: grayscale(.55) saturate(.7);
    cursor: not-allowed !important;
  }
  body.library-import-readonly .upload-callout,
  body.library-import-readonly .entry-form,
  body.library-import-readonly .study-notes-editor,
  body.library-import-readonly .storage-card:has(#exportBackupBtn),
  body.library-import-readonly .storage-card:has(#googleDriveBackupBtn),
  body.library-import-readonly .action-fold:has(#newLibraryBtn) {
    opacity: .55;
  }
  .shared-pack-results {
    display: grid;
    gap: 18px;
    margin-top: 18px;
    max-height: 560px;
    overflow: auto;
    padding: 2px 6px 8px 2px;
    background: transparent;
  }
  #sharedPackBrowseCard.shared-library-inline .shared-pack-results {
    max-height: none !important;
    overflow: visible !important;
    padding: 0 !important;
  }
  @media (max-width: 980px) {
    #tab-import .import-export-stack {
      grid-template-columns: 1fr;
    }
    .shared-library-controls .shared-pack-filter-grid {
      grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    }
    .drive-list-search-bar {
      grid-template-columns: 1fr;
      align-items: stretch;
    }
    .drive-list-search-count {
      justify-self: start;
    }
  }
  .shared-pack-empty {
    padding: 18px;
    border-radius: 20px;
    border: 1px dashed rgba(37,99,235,0.18);
    background: rgba(248,250,252,0.88);
    color: var(--muted);
    line-height: 1.6;
  }
  .shared-pack-result {
    position: relative;
    padding: 18px;
    border-radius: 8px;
    border: 1px solid color-mix(in srgb, var(--accent) 10%, var(--line) 90%);
    background: var(--surface-elevated);
    box-shadow: none;
  }
  .shared-pack-result.is-pinned {
    border-color: rgba(245,158,11,0.34);
    background: color-mix(in srgb, rgba(245,158,11,0.08) 34%, var(--surface-elevated) 66%);
    box-shadow: none;
  }
  .shared-pack-result.is-selected {
    border-color: var(--theme-control-selected-border, color-mix(in srgb, var(--accent) 38%, var(--line) 62%));
    background: var(--theme-control-selected-bg, color-mix(in srgb, var(--accent) 6%, var(--surface-elevated) 94%));
    box-shadow: none;
  }
  .shared-pack-result.is-current {
    border-color: var(--theme-control-selected-border, color-mix(in srgb, var(--accent) 56%, var(--line) 44%));
    background: var(--theme-control-selected-bg, color-mix(in srgb, var(--accent) 13%, var(--surface-elevated) 87%));
  }
  .shared-pack-result.is-current::before {
    content: "";
    position: absolute;
    inset: 12px auto 12px 0;
    width: 4px;
    border-radius: 999px;
    background: var(--accent);
  }
  .shared-pack-corner-actions {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 8px;
    align-items: center;
    z-index: 2;
  }
  .shared-pack-author-corner-btn,
  .shared-pack-pin-btn {
    width: 38px;
    height: 38px;
    min-width: 38px;
    border-radius: 8px;
    padding: 0;
    border: 1px solid rgba(148,163,184,0.24);
    background: var(--surface-raised);
    color: var(--text);
    box-shadow: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
  .shared-pack-author-corner-btn img,
  .shared-pack-author-corner-btn .shared-pack-author-avatar {
    width: 100%;
    height: 100%;
    border-radius: 999px;
  }
  .shared-pack-author-corner-btn .shared-pack-author-avatar.is-fallback {
    font-size: 12px;
  }
  .shared-pack-pin-btn.is-active {
    background: rgba(245,158,11,0.14);
    border-color: rgba(245,158,11,0.24);
    color: #9a6700;
  }
  .shared-pack-result-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    padding-right: 92px;
  }
  .shared-pack-author-row {
    display: flex;
    align-items: center;
    gap: 4px;
  }
  .shared-pack-author-avatar {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    object-fit: cover;
    flex: 0 0 46px;
    box-shadow: none;
  }
  .shared-pack-author-avatar.is-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: white;
    font-weight: 800;
  }
  .shared-pack-result-title {
    margin: 0;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: -0.02em;
  }
  .shared-pack-result-sub {
    margin-top: 4px;
    color: var(--muted);
    font-size: 13px;
  }
  .shared-pack-badges,
  .shared-pack-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
  }
  .shared-pack-badge,
  .shared-pack-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(15,23,42,0.05);
    color: #1e293b;
    font-size: 12px;
    font-weight: 700;
  }
  .shared-pack-tag {
    background: rgba(37,99,235,0.08);
    color: #1d4ed8;
    font-weight: 700;
  }
  .shared-pack-description {
    margin: 12px 0 0;
    color: #334155;
    line-height: 1.65;
  }
  .shared-pack-meta {
    margin-top: 12px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.6;
  }
  .shared-pack-preview {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(148,163,184,0.18);
    display: grid;
    gap: 10px;
  }
  .shared-pack-preview-line {
    font-size: 13px;
    color: #334155;
    line-height: 1.55;
  }
  .shared-pack-social-row {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 14px;
  }
  .shared-pack-author-link,
  .shared-pack-thumbs-btn,
  .shared-pack-coffee-link {
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    color: var(--text);
    border-radius: 999px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    transition: border-color .18s ease, background .18s ease, color .18s ease;
  }
  .shared-pack-author-link:hover,
  .shared-pack-author-link:focus-visible,
  .shared-pack-thumbs-btn:hover,
  .shared-pack-thumbs-btn:focus-visible,
  .shared-pack-coffee-link:hover,
  .shared-pack-coffee-link:focus-visible {
    background: color-mix(in srgb, var(--accent) 10%, var(--surface-elevated) 90%);
    box-shadow: none;
  }
  .shared-pack-thumbs-btn.is-active {
    background: rgba(22,163,74,0.12);
    border-color: rgba(22,163,74,0.22);
    color: #166534;
  }
  .shared-pack-like-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    font-size: 15px;
  }
  .shared-pack-like-count {
    font-variant-numeric: tabular-nums;
    min-width: 1ch;
  }
  .shared-pack-like-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
  }
  .shared-pack-thumbs-btn.is-disabled {
    cursor: not-allowed;
    opacity: 0.72;
    transform: none !important;
    box-shadow: none !important;
  }
  .shared-pack-pinned-badge {
    background: rgba(245,158,11,0.12);
    color: #9a6700;
  }
  .shared-pack-system-badge {
    border: 1px solid rgba(37,99,235,0.18);
    font-weight: 800;
    letter-spacing: 0;
  }
  .shared-pack-system-histology {
    background: #d1fae5;
    color: #047857;
    border-color: #6ee7b7;
  }
  .shared-pack-system-anatomy {
    background: #dbeafe;
    color: #1d4ed8;
    border-color: #93c5fd;
  }
  .shared-pack-system-default {
    background: #e2e8f0;
    color: #475569;
    border-color: #cbd5e1;
  }
  .shared-pack-coffee-link {
    opacity: 0;
    pointer-events: none;
    background: rgba(245,158,11,0.12);
    border-color: rgba(245,158,11,0.18);
    color: #9a6700;
  }
  .creator-support-group {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
  }
  .shared-pack-social-row .creator-support-group {
    opacity: 0;
    pointer-events: none;
    transition: opacity .18s ease;
  }
  .shared-pack-social-row .creator-support-group .shared-pack-coffee-link {
    opacity: 1;
    pointer-events: auto;
  }
  .creator-support-provider {
    color: var(--muted);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }
  .shared-pack-result:hover .shared-pack-coffee-link,
  .shared-pack-result:focus-within .shared-pack-coffee-link,
  .shared-pack-result:hover .creator-support-group,
  .shared-pack-result:focus-within .creator-support-group {
    opacity: 1;
    pointer-events: auto;
  }
  .shared-pack-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 14px;
  }
  .shared-pack-actions .btn-primary,
  .shared-pack-actions .btn-secondary {
    flex: 1 1 180px;
  }

  #sharedPackBrowseCard.shared-library-inline .shared-library-controls-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
  }

  .shared-library-toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 0 0 auto;
  }

  .shared-library-tool-btn {
    min-height: 42px;
    border: 1px solid color-mix(in srgb, var(--line) 88%, var(--text) 12%);
    border-radius: 12px;
    background: var(--surface-elevated);
    color: var(--text);
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.05);
    font-size: 14px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
  }

  .shared-library-tool-btn {
    padding: 0 16px;
    cursor: pointer;
  }

  .shared-library-tool-btn svg {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
  }

  #sharedPackBrowseCard.shared-filters-collapsed .shared-pack-filter-grid {
    display: none;
  }

  #sharedPackBrowseCard.shared-filters-collapsed .shared-library-tool-btn {
    background: color-mix(in srgb, var(--accent) 9%, var(--surface-elevated) 91%);
    border-color: color-mix(in srgb, var(--accent) 28%, var(--line) 72%);
    color: var(--accent-strong);
  }

  #sharedPackBrowseCard.shared-library-inline .shared-pack-results {
    margin-top: 24px;
  }

  .shared-pack-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
  }

  .shared-pack-column {
    min-width: 0;
    display: grid;
    gap: 14px;
  }

  .shared-pack-column-title {
    margin: 0;
    color: var(--text);
    font-size: 18px;
    font-weight: 850;
    line-height: 1.2;
    letter-spacing: 0;
  }

  .shared-pack-column-list {
    display: grid;
    gap: 18px;
  }

  .shared-pack-result {
    min-height: 265px;
    padding: 20px 22px;
    border-radius: 8px;
    border: 1px solid color-mix(in srgb, var(--line) 82%, var(--text) 18%);
    background:
      linear-gradient(180deg, color-mix(in srgb, var(--surface-elevated) 98%, white 2%), var(--surface-elevated));
    box-shadow:
      0 16px 34px rgba(15, 23, 42, 0.08),
      0 2px 7px rgba(15, 23, 42, 0.05);
    display: grid;
    grid-template-rows: auto auto auto 1fr auto auto;
    gap: 11px;
  }

  .shared-pack-result:hover,
  .shared-pack-result:focus-within {
    border-color: color-mix(in srgb, var(--accent) 24%, var(--line) 76%);
    box-shadow:
      0 18px 38px rgba(15, 23, 42, 0.1),
      0 3px 9px rgba(15, 23, 42, 0.06);
  }

  .shared-pack-result.is-pinned {
    border-color: color-mix(in srgb, #f59e0b 28%, var(--line) 72%);
    background:
      linear-gradient(180deg, color-mix(in srgb, #f59e0b 4%, var(--surface-elevated) 96%), var(--surface-elevated));
  }

  .shared-pack-result.is-selected {
    border-color: var(--theme-control-selected-border, color-mix(in srgb, var(--accent) 34%, var(--line) 66%));
    background:
      linear-gradient(180deg, var(--theme-control-selected-bg, color-mix(in srgb, var(--accent) 4%, var(--surface-elevated) 96%)), var(--surface-elevated));
  }

  .shared-pack-result.is-current::before {
    inset: 12px auto 12px 0;
    width: 3px;
  }

  .shared-pack-result-authorline {
    display: flex;
    min-width: 0;
  }

  .shared-pack-author-card {
    min-width: 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--text);
    display: inline-flex;
    align-items: flex-start;
    gap: 4px;
    cursor: pointer;
    text-align: left;
  }

  .shared-pack-author-card:hover,
  .shared-pack-author-card:focus-visible {
    color: var(--accent-strong);
    box-shadow: none;
  }

  .shared-pack-author-card .shared-pack-author-avatar {
    width: 40px;
    height: 40px;
    flex: 0 0 40px;
  }

  .shared-pack-author-text {
    min-width: 0;
    display: inline-flex;
    align-items: flex-start;
    gap: 8px;
    padding-top: 2px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
    line-height: 1.2;
  }

  .shared-pack-author-text strong {
    color: var(--text);
    font-size: 14px;
    font-weight: 850;
  }

  .shared-pack-author-text span::before {
    content: "-";
    margin-right: 8px;
    color: color-mix(in srgb, var(--muted) 68%, transparent 32%);
  }

  .shared-pack-result-title {
    margin: 0;
    color: var(--text);
    font-size: 19px;
    font-weight: 900;
    line-height: 1.18;
    letter-spacing: 0;
  }

  .shared-pack-badges,
  .shared-pack-tags {
    gap: 8px;
  }

  .shared-pack-badge,
  .shared-pack-tag {
    min-height: 24px;
    padding: 5px 9px;
    border: 0;
    border-radius: 5px;
    background: color-mix(in srgb, var(--line) 54%, var(--surface-elevated) 46%);
    color: var(--text);
    font-size: 12px;
    font-weight: 850;
    line-height: 1;
  }

  .shared-pack-tag {
    background: color-mix(in srgb, var(--accent) 10%, var(--surface-elevated) 90%);
    color: var(--accent-strong);
  }

  .shared-pack-system-badge {
    border: 0;
  }

  .shared-pack-system-histology {
    background: color-mix(in srgb, #22c55e 17%, var(--surface-elevated) 83%);
    color: #14783e;
  }

  .shared-pack-system-anatomy {
    background: color-mix(in srgb, #3b82f6 15%, var(--surface-elevated) 85%);
    color: #1d4ed8;
  }

  .shared-pack-description {
    margin: 0;
    color: color-mix(in srgb, var(--text) 70%, var(--muted) 30%);
    font-size: 14px;
    line-height: 1.55;
  }

  .shared-pack-footer {
    display: grid;
    grid-template-columns: minmax(110px, 1fr) auto minmax(230px, 1fr);
    gap: 14px;
    align-items: center;
    margin-top: 10px;
  }

  .shared-pack-date-line {
    color: color-mix(in srgb, var(--muted) 82%, var(--text) 18%);
    font-size: 12px;
    font-weight: 800;
    line-height: 1.3;
  }

  .shared-pack-social-row {
    margin: 0;
    justify-content: center;
  }

  .shared-pack-thumbs-btn {
    min-width: 58px;
    min-height: 38px;
    padding: 0 12px;
    border-radius: 7px;
    background: var(--surface-elevated);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
  }

  .shared-pack-heart-btn.is-active {
    background: color-mix(in srgb, #f43f5e 11%, var(--surface-elevated) 89%);
    border-color: color-mix(in srgb, #f43f5e 22%, var(--line) 78%);
    color: #be123c;
  }

  .shared-pack-actions {
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: nowrap;
    margin: 0;
  }

  .shared-pack-actions .btn-primary,
  .shared-pack-actions .btn-secondary {
    flex: 0 0 auto;
    min-width: 116px;
    min-height: 38px;
    border-radius: 7px;
    padding: 0 18px;
    font-size: 14px;
    font-weight: 850;
  }

  .shared-pack-actions .shared-pack-pin-btn {
    width: 38px;
    height: 38px;
    min-width: 38px;
    padding: 0;
    border-radius: 7px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    color: var(--text);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
    display: inline-grid;
    place-items: center;
    cursor: pointer;
  }

  .shared-pack-actions .shared-pack-pin-btn svg {
    width: 18px;
    height: 18px;
  }

  .shared-pack-pin-btn .shared-pack-pin-icon {
    width: 18px;
    height: 18px;
    overflow: visible;
    transform: translateY(1px);
  }

  .shared-pack-actions .shared-pack-pin-btn.is-active {
    background: color-mix(in srgb, #f59e0b 12%, var(--surface-elevated) 88%);
    border-color: color-mix(in srgb, #f59e0b 30%, var(--line) 70%);
    color: #9a6700;
  }

  .shared-pack-column-empty {
    min-height: 110px;
  }

  @media (max-width: 1240px) {
    .shared-pack-footer {
      grid-template-columns: 1fr;
      align-items: start;
    }
    .shared-pack-social-row,
    .shared-pack-actions {
      justify-content: flex-start;
    }
  }

  @media (max-width: 980px) {
    #sharedPackBrowseCard.shared-library-inline .shared-library-controls-head {
      flex-direction: column;
    }
    .shared-library-toolbar {
      width: 100%;
      justify-content: flex-start;
      flex-wrap: wrap;
    }
    .shared-pack-columns {
      grid-template-columns: 1fr;
    }
  }

  @media (max-width: 640px) {
    .shared-pack-result {
      padding: 18px;
    }
    .shared-pack-author-text {
      flex-wrap: wrap;
      gap: 4px 8px;
    }
    .shared-pack-actions {
      width: 100%;
      display: grid;
      grid-template-columns: 1fr 1fr 38px;
    }
    .shared-pack-actions .btn-primary,
    .shared-pack-actions .btn-secondary {
      min-width: 0;
      width: 100%;
    }

    #sharedPackBrowseCard.shared-library-inline .shared-pack-results,
    #sharedPackBrowseCard.shared-library-inline .shared-pack-column-list {
      min-height: 0;
      max-height: none;
      overflow: visible;
    }
  }
  .author-profile-card {
    max-width: min(920px, calc(100vw - 32px));
  }
  .current-user-profile-card {
    max-width: min(1100px, calc(100vw - 32px));
  }
  .current-user-profile-header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex-wrap: wrap;
  }
  .current-user-profile-signout {
    border-color: rgba(239,68,68,0.20);
    color: var(--danger-text);
    background: color-mix(in srgb, var(--danger-bg) 54%, #ffffff 46%);
  }
  .current-user-profile-signout:hover,
  .current-user-profile-signout:focus-visible {
    background: color-mix(in srgb, var(--danger-bg) 72%, #ffffff 28%);
    border-color: rgba(239,68,68,0.28);
  }
  .current-user-profile-signout.disabled,
  .current-user-profile-signout:disabled {
    opacity: 0.46;
    cursor: not-allowed;
  }
  .current-user-profile-signout.is-signing-out,
  .current-user-profile-signout.is-signing-out:disabled {
    opacity: 0.92;
    cursor: progress;
    color: var(--danger-text);
    background: color-mix(in srgb, var(--danger-bg) 72%, #ffffff 28%);
    border-color: rgba(239,68,68,0.28);
  }
  .current-user-profile-grid {
    display: grid;
    grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
    gap: 18px;
    align-items: stretch;
  }
  .current-user-profile-panel {
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--surface-raised);
    padding: 16px;
    min-height: 0;
  }
  .current-user-profile-panel:nth-child(2) {
    display: block;
  }
  .current-user-profile-panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }
  .current-user-pack-toolbar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    flex-wrap: wrap;
  }
  .current-user-pack-filter-wrap {
    position: relative;
    display: inline-flex;
  }
  .current-user-pack-filter-btn {
    width: 34px !important;
    height: 34px !important;
    min-width: 34px !important;
    min-height: 34px !important;
    padding: 0 !important;
    border-radius: 999px !important;
    display: inline-grid;
    place-items: center;
    color: var(--accent-strong);
  }
  .current-user-pack-filter-btn svg {
    width: 17px;
    height: 17px;
    pointer-events: none;
  }
  .current-user-pack-filter-btn[aria-expanded="true"] {
    background: color-mix(in srgb, var(--accent) 20%, var(--surface-elevated) 80%) !important;
    border-color: color-mix(in srgb, var(--accent) 44%, var(--line) 56%) !important;
  }
  .current-user-pack-filter-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    z-index: 20;
    min-width: 190px;
    padding: 6px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--surface-elevated);
  }
  .current-user-pack-filter-menu button {
    width: 100%;
    min-height: 0;
    padding: 8px 10px;
    border: 0;
    border-radius: 11px;
    background: transparent;
    color: var(--text);
    font-size: 12px;
    font-weight: 750;
    text-align: left;
    cursor: pointer;
  }
  .current-user-pack-filter-menu button:hover,
  .current-user-pack-filter-menu button:focus-visible,
  .current-user-pack-filter-menu button.is-active {
    background: var(--theme-control-selected-bg, color-mix(in srgb, var(--accent) 16%, var(--surface-raised) 84%));
    color: var(--theme-ui-selected-text, var(--accent-strong));
  }
  .current-user-pack-filter-menu .current-user-pack-sort-option {
    margin-top: 5px;
    padding-top: 10px;
    border-top: 1px solid var(--line);
    border-radius: 0 0 11px 11px;
  }
  .current-user-profile-panel-head h3 {
    margin: 0 0 6px;
    font-size: 18px;
  }
  .current-user-profile-panel-head p {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
  }
  .current-user-profile-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
    margin: 14px 0 16px;
  }
  .current-user-profile-stat {
    padding: 14px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, var(--surface-elevated), var(--surface-raised));
  }
  .current-user-profile-stat-label {
    display: block;
    color: var(--muted);
    font-size: 12px;
    margin-bottom: 6px;
  }
  .current-user-profile-stat strong {
    font-size: 24px;
    letter-spacing: -0.03em;
  }
  .current-user-profile-form {
    margin-top: 16px;
  }
  .study-set-modal:not(.is-profile-editing) .current-user-profile-form input,
  .study-set-modal:not(.is-profile-editing) .current-user-profile-form textarea {
    background: var(--surface-raised);
    color: var(--text);
    border-color: color-mix(in srgb, var(--accent) 12%, var(--line) 88%);
    cursor: default;
  }
  .study-set-modal:not(.is-profile-editing) .current-user-profile-form label {
    color: var(--muted);
  }
  .study-set-modal:not(.is-profile-editing) .profile-avatar-options,
  .study-set-modal:not(.is-profile-editing) .profile-avatar-upload,
  .study-set-modal:not(.is-profile-editing) .shared-pack-author-preview {
    opacity: .86;
  }
  .study-set-modal:not(.is-profile-editing) .profile-avatar-choice,
  .study-set-modal:not(.is-profile-editing) .profile-avatar-remove,
  .study-set-modal:not(.is-profile-editing) .profile-avatar-upload summary {
    cursor: default;
  }
  .profile-avatar-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(84px, max-content));
    gap: 10px;
    margin-top: 8px;
    align-items: start;
    justify-content: start;
  }
  .profile-avatar-option {
    display: grid;
    gap: 8px;
    padding: 10px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
  }
  .profile-avatar-option.active {
    border-color: rgba(37,99,235,0.34);
    box-shadow: 0 0 0 3px rgba(37,99,235,0.08);
  }
  .profile-avatar-choice {
    width: 64px;
    height: 64px;
    min-height: 0;
    padding: 0;
    border-radius: 50%;
    overflow: hidden;
    border: 1px solid var(--line);
    background: transparent;
    box-shadow: none;
    justify-self: center;
    position: relative;
  }
  .profile-avatar-choice[aria-disabled="true"] {
    cursor: zoom-in;
    filter: none;
    opacity: 1;
  }
  .profile-avatar-choice img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  .profile-avatar-choice img.is-avatar-cropped {
    display: block;
  }
  .profile-avatar-inline-fallback {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: color-mix(in srgb, var(--accent-soft) 76%, white 24%);
    color: var(--accent-strong);
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  .profile-avatar-option-meta {
    display: grid;
    gap: 4px;
    justify-items: center;
    color: var(--muted);
    font-size: 12px;
  }
  .profile-avatar-remove {
    border: 0;
    background: transparent;
    color: var(--bad);
    padding: 0;
    min-height: 0;
    font-size: 12px;
    box-shadow: none;
  }
  .profile-avatar-upload-field {
    align-self: start;
  }
  .profile-avatar-upload {
    margin-top: 0;
    padding: 0;
    border: 0;
    background: transparent;
    width: max-content;
    max-width: 100%;
  }
  .profile-avatar-upload summary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    width: max-content;
    max-width: 100%;
    padding: 7px 11px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--surface-elevated);
    color: var(--text);
    font-size: 12px;
    font-weight: 800;
    line-height: 1.2;
    cursor: pointer;
    list-style: none;
  }
  .profile-avatar-upload summary::-webkit-details-marker {
    display: none;
  }
  .profile-avatar-upload summary::after {
    content: "\25BE";
    margin-left: 7px;
    color: var(--muted);
    font-size: 11px;
  }
  .profile-avatar-upload[open] summary::after {
    transform: rotate(180deg);
  }
  .profile-avatar-upload.is-disabled summary {
    opacity: .54;
    cursor: not-allowed;
  }
  .profile-avatar-upload-body {
    display: grid;
    gap: 6px;
    margin-top: 8px;
    width: min(100%, 320px);
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--surface-elevated);
  }
  .profile-avatar-upload-body label {
    margin: 0;
    font-size: 12px;
    line-height: 1.2;
  }
  .profile-avatar-upload-body input {
    min-height: 36px;
    padding-block: 7px;
    font-size: 13px;
  }
  .profile-avatar-upload-body .drive-link-row {
    gap: 7px;
  }
  .profile-avatar-upload-body .drive-link-row button {
    min-height: 36px;
    padding: 7px 11px;
  }
  .profile-bio-decor {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-top: 8px;
  }
  .profile-emoji-picker {
    width: min(100%, 324px);
  }
  .profile-emoji-grid {
    display: grid;
    grid-template-columns: repeat(8, minmax(28px, 1fr));
    gap: 5px;
    margin-top: 8px;
    padding: 8px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface-elevated);
  }
  .profile-emoji-grid button,
  .profile-emoji-picker summary {
    min-height: 30px;
    padding: 5px 8px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    color: var(--text);
    font-size: 14px;
    box-shadow: none;
  }
  .profile-emoji-grid button {
    min-width: 0;
    padding: 4px;
    border-radius: 10px;
    font-size: 16px;
    line-height: 1;
  }
  .profile-emoji-grid button:disabled,
  .profile-emoji-grid button.disabled,
  .profile-emoji-picker.is-disabled summary {
    opacity: .52;
    cursor: not-allowed;
  }
  .profile-emoji-picker summary {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 900;
    list-style: none;
    cursor: pointer;
  }
  .profile-emoji-picker summary::-webkit-details-marker {
    display: none;
  }
  .profile-emoji-picker summary::after {
    content: "\25BE";
    margin-left: 6px;
    color: var(--muted);
    font-size: 11px;
  }
  .profile-emoji-picker[open] summary::after {
    transform: rotate(180deg);
  }
  .current-user-shared-list {
    margin-top: 14px;
    max-height: min(560px, calc(100dvh - 290px));
    overflow: auto;
    padding-right: 6px;
    overscroll-behavior: auto;
  }
  .current-user-profile-panel:nth-child(2) .current-user-shared-list {
    height: auto;
    max-height: none;
    min-height: 0;
    overflow: visible;
  }
  .current-user-shared-empty {
    padding: 18px;
    border-radius: 18px;
    border: 1px dashed rgba(37,99,235,0.18);
    background: rgba(248,250,252,0.88);
    color: var(--muted);
    line-height: 1.55;
  }
  .current-user-pack-section {
    border: 0;
    border-radius: 0;
    background: transparent;
    overflow: visible;
  }
  .current-user-pack-section-fixed {
    display: block;
    height: auto;
    min-height: 0;
  }
  .current-user-pack-section + .current-user-pack-section {
    margin-top: 12px;
  }
  .current-user-pack-section > summary,
  .current-user-pack-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 11px 13px;
    color: var(--text);
    font-weight: 900;
    font-size: 15px;
    line-height: 1.2;
    list-style: none;
  }
  .current-user-pack-section > summary {
    cursor: pointer;
  }
  .current-user-pack-section-head {
    cursor: default;
    border-bottom: 0;
  }
  .current-user-pack-section > summary::-webkit-details-marker {
    display: none;
  }
  .current-user-pack-section > summary::after {
    content: "\25BE";
    color: var(--muted);
    font-size: 13px;
    transition: transform .18s ease;
  }
  .current-user-pack-section[open] > summary::after {
    transform: rotate(180deg);
  }
  .current-user-pack-section > summary strong,
  .current-user-pack-section-head strong {
    margin-left: auto;
    min-width: 28px;
    min-height: 24px;
    display: inline-grid;
    place-items: center;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 12%, var(--surface-raised) 88%);
    color: var(--accent-strong);
    font-size: 12px;
  }
  .current-user-pack-section-body {
    padding: 0;
  }
  .current-user-pack-section-fixed .current-user-pack-section-body {
    height: auto;
    max-height: 100%;
    min-height: 0;
    overflow-x: hidden;
    overflow-y: visible;
    overscroll-behavior: auto;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
  }
  .current-user-shared-card {
    padding: 14px;
    border-radius: 18px;
    border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--line) 82%);
    background: color-mix(in srgb, #ffffff 94%, var(--surface-raised) 6%);
  }
  .current-user-shared-card + .current-user-shared-card {
    margin-top: 10px;
  }
  .current-user-shared-top {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
  }
  .current-user-shared-title {
    font-size: 16px;
    font-weight: 800;
    letter-spacing: -0.02em;
  }
  .current-user-shared-sub {
    margin-top: 4px;
    color: var(--muted);
    font-size: 13px;
  }
  .current-user-shared-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 12px;
  }
  .current-user-shared-remove,
  .current-user-drive-remove {
    opacity: 0;
    pointer-events: none;
    transition: opacity .18s ease, transform .18s ease, box-shadow .18s ease;
  }
  .current-user-shared-edit {
    opacity: 0;
    pointer-events: none;
    transition: opacity .18s ease;
  }
  .current-user-shared-card:hover .current-user-shared-remove,
  .current-user-shared-card:focus-within .current-user-shared-remove,
  .current-user-shared-card:hover .current-user-drive-remove,
  .current-user-shared-card:focus-within .current-user-drive-remove,
  .current-user-shared-card:hover .current-user-shared-edit,
  .current-user-shared-card:focus-within .current-user-shared-edit,
  .current-user-shared-card.is-editing .current-user-shared-edit {
    opacity: 1;
    pointer-events: auto;
  }
  .current-user-shared-card.is-editing {
    border-color: var(--theme-control-selected-border, color-mix(in srgb, var(--accent) 38%, var(--line) 62%));
    background: var(--theme-control-selected-bg, color-mix(in srgb, #ffffff 92%, var(--accent-soft) 8%));
  }
  .current-user-shared-card.is-current {
    border-color: var(--theme-control-selected-border, color-mix(in srgb, var(--accent) 48%, var(--line) 52%));
    background: var(--theme-control-selected-bg, color-mix(in srgb, #ffffff 94%, var(--surface-raised) 6%));
  }
  .current-user-private-drive-card .current-user-shared-sub {
    color: var(--muted);
    font-size: 12px;
    overflow-wrap: anywhere;
  }
  .current-user-private-drive-card {
    padding: 12px;
    border-radius: 16px;
    background: color-mix(in srgb, #ffffff 94%, var(--surface-raised) 6%);
  }
  .current-user-private-drive-card .current-user-shared-title {
    font-size: 14px;
    line-height: 1.24;
    overflow-wrap: anywhere;
  }
  .current-user-private-drive-card .current-user-shared-top {
    align-items: flex-start;
  }
  .current-user-private-drive-card .shared-pack-badges {
    gap: 6px;
  }
  .current-user-private-drive-card .shared-pack-badge {
    min-height: 24px;
    padding: 4px 9px;
    font-size: 11px;
  }
  .current-user-private-drive-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid color-mix(in srgb, var(--line) 76%, transparent 24%);
    color: color-mix(in srgb, var(--text) 66%, var(--muted) 34%);
    font-size: 12px;
    line-height: 1.35;
  }
  .current-user-private-drive-meta span + span::before {
    content: "\00B7";
    margin-right: 8px;
    color: var(--muted);
  }
  .current-user-private-drive-card .current-user-shared-actions {
    margin-top: 10px;
    gap: 8px;
  }
  .current-user-private-drive-card .current-user-shared-actions button {
    min-height: 36px;
    padding: 8px 14px;
  }
  .drive-library-card-copy {
    min-width: 0;
    flex: 1 1 auto;
  }
  .drive-library-card.is-renaming {
    border-color: color-mix(in srgb, var(--accent) 52%, var(--line) 48%);
    background: color-mix(in srgb, var(--accent-soft) 18%, var(--surface-elevated) 82%);
  }
  .drive-library-card.is-renaming .current-user-shared-top {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
  .drive-library-card.is-renaming .shared-pack-badges {
    justify-content: flex-start;
  }
  .drive-library-rename {
    display: grid;
    grid-template-columns: minmax(180px, 1fr) auto auto;
    gap: 8px;
    align-items: center;
    width: 100%;
    min-width: 0;
  }
  .drive-library-rename > label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  .drive-library-rename input {
    width: 100%;
    min-width: 0;
    min-height: 38px;
    padding: 8px 11px;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--accent) 48%, var(--line) 52%);
    background: var(--input-bg);
    color: var(--text);
    font: inherit;
    font-weight: 800;
  }
  .drive-library-rename input:focus {
    outline: none;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 16%, transparent);
  }
  .drive-library-rename button {
    min-height: 38px !important;
    padding: 8px 12px !important;
  }
  .drive-library-rename button.sr-only,
  .drive-library-rename button[data-current-user-drive-rename-save],
  .drive-library-rename button[data-current-user-drive-rename-cancel] {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    min-width: 1px !important;
    min-height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    clip-path: inset(50%) !important;
    white-space: nowrap !important;
    border: 0 !important;
  }
  @media (max-width: 700px) {
    .drive-library-card .current-user-shared-top {
      display: grid;
      grid-template-columns: minmax(0, 1fr);
    }
    .drive-library-card .shared-pack-badges {
      justify-content: flex-start;
    }
    .drive-library-rename {
      grid-template-columns: minmax(0, 1fr) auto auto;
      min-width: 0;
    }
  }
  @media (max-width: 470px) {
    .drive-library-rename {
      grid-template-columns: 1fr 1fr;
    }
    .drive-library-rename input {
      grid-column: 1 / -1;
    }
  }
  .current-user-shared-edit-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
    padding: 12px;
    border-radius: 16px;
    border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--line) 82%);
    background: var(--surface-elevated);
  }
  .current-user-shared-edit-form .field {
    margin: 0;
  }
  .current-user-shared-edit-form input,
  .current-user-shared-edit-form textarea {
    min-height: 38px;
    font-size: 13px;
  }
  .current-user-shared-edit-form textarea {
    min-height: 76px;
  }
  .current-user-shared-edit-wide {
    grid-column: 1 / -1;
  }
  .author-profile-top {
    align-items: center;
  }
  .author-profile-hero {
    display: flex;
    gap: 14px;
    align-items: center;
  }
  .author-profile-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    flex: 0 0 72px;
    box-shadow: 0 12px 28px rgba(15,23,42,0.14);
  }
  .author-profile-avatar,
  .shared-pack-author-avatar,
  [data-avatar-zoom-src],
  [data-avatar-zoom-initials] {
    cursor: zoom-in;
  }
  .author-profile-avatar.is-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: white;
    font-size: 24px;
    font-weight: 800;
  }
  .avatar-zoom-layer {
    position: fixed;
    inset: 0;
    z-index: 2600;
    display: grid;
    place-items: center;
    padding: 24px;
    background: color-mix(in srgb, rgba(15,23,42,0.24) 72%, transparent);
    backdrop-filter: blur(3px);
  }
  .avatar-zoom-popover {
    width: var(--avatar-zoom-size, 320px);
    height: var(--avatar-zoom-size, 320px);
    min-width: 0;
    min-height: 0;
    padding: 0;
    border-radius: 50%;
    border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line) 60%);
    background: var(--surface-elevated);
    overflow: hidden;
    cursor: zoom-out;
    display: grid;
    place-items: center;
    box-shadow: none;
  }
  .avatar-zoom-popover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
  }
  .avatar-zoom-popover span {
    width: 100%;
    height: 100%;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-size: clamp(48px, 16vw, 150px);
    font-weight: 900;
    letter-spacing: -0.08em;
  }
  .avatar-crop-card {
    width: min(560px, calc(100vw - 28px));
  }
  .avatar-crop-body {
    display: grid;
    place-items: center;
    padding: 20px;
    background: var(--surface);
    border-top: 1px solid var(--line);
  }
  .avatar-crop-stage {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    touch-action: none;
    user-select: none;
  }
  .avatar-crop-stage img {
    display: block;
    object-fit: fill;
    user-select: none;
    -webkit-user-drag: none;
  }
  .avatar-crop-box {
    position: absolute;
    border: 2px solid var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 9999px rgba(15,23,42,0.22);
    cursor: move;
    touch-action: none;
  }
  .avatar-crop-box span {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid #fff;
    background: var(--accent);
  }
  .avatar-crop-box [data-handle="nw"] {
    left: -8px;
    top: -8px;
    cursor: nwse-resize;
  }
  .avatar-crop-box [data-handle="ne"] {
    right: -8px;
    top: -8px;
    cursor: nesw-resize;
  }
  .avatar-crop-box [data-handle="sw"] {
    left: -8px;
    bottom: -8px;
    cursor: nesw-resize;
  }
  .avatar-crop-box [data-handle="se"] {
    right: -8px;
    bottom: -8px;
    cursor: nwse-resize;
  }
  .author-profile-bio {
    margin-top: 6px;
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--surface-elevated);
    color: var(--muted);
    line-height: 1.65;
  }
  .author-profile-actions {
    display: flex;
    gap: 10px;
    margin-top: 14px;
    flex-wrap: wrap;
  }
  .author-profile-stats {
    display: grid;
    gap: 12px;
    margin-top: 14px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: var(--surface-elevated);
    max-height: min(360px, 34vh);
    overflow: auto;
    overscroll-behavior: contain;
  }
  .author-profile-library-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }
  .author-profile-library-kicker {
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 800;
  }
  .author-profile-library-title {
    margin-top: 2px;
    color: var(--text);
    font-size: 15px;
    font-weight: 900;
  }
  .author-profile-library-strip {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
    min-height: 0;
  }
  .author-profile-library-pack {
    display: grid;
    justify-items: start;
    gap: 5px;
    width: 100%;
    padding: 12px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--surface-raised);
    color: var(--text);
    text-align: left;
    cursor: pointer;
  }
  .author-profile-library-pack:hover,
  .author-profile-library-pack:focus-visible {
    border-color: color-mix(in srgb, var(--accent) 34%, var(--line) 66%);
    background: color-mix(in srgb, var(--accent) 8%, var(--surface-raised) 92%);
  }
  .author-profile-library-pack.is-current {
    border-color: color-mix(in srgb, var(--accent) 58%, var(--line) 42%);
    background: color-mix(in srgb, var(--accent) 12%, var(--surface-raised) 88%);
  }
  .author-profile-library-pack-title {
    font-weight: 900;
    line-height: 1.2;
  }
  .author-profile-library-pack-sub {
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
  }
  .author-profile-pack-list {
    display: grid;
    gap: 12px;
    margin-top: 16px;
    max-height: 46vh;
    overflow: auto;
    padding-right: 4px;
  }
  .author-profile-pack-item {
    padding: 16px;
    border-radius: 20px;
    border: 1px solid var(--line);
    background: linear-gradient(180deg, var(--surface-elevated), var(--surface-raised));
  }
  .author-profile-pack-head {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .author-profile-pack-title {
    font-weight: 800;
    font-size: 16px;
    letter-spacing: -0.02em;
  }
  .author-profile-pack-sub {
    margin-top: 4px;
    color: var(--muted);
    font-size: 13px;
  }
  .author-profile-pack-date {
    margin-top: 5px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 700;
  }
  .author-profile-pack-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 12px;
  }
  details {
    background: rgba(255,255,255,0.72);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 14px;
  }
  summary {
    cursor: pointer;
    font-weight: 700;
  }

  .reward-preview-modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1270;
    padding: 18px;
    background: rgba(8,15,28,.88);
    backdrop-filter: blur(10px);
  }
  .reward-preview-modal.open {
    display: flex;
  }
  .reward-preview-card {
    width: min(94vw, 960px);
    max-height: min(92vh, 920px);
    overflow: auto;
    border-radius: 28px;
    padding: 20px;
    color: #f8fafc;
    background: linear-gradient(145deg, rgba(20,28,48,.96), rgba(38,20,64,.95) 58%, rgba(60,24,91,.94));
    border: 1px solid rgba(255,255,255,.14);
    box-shadow: 0 30px 90px rgba(0,0,0,.42);
  }
  .reward-preview-top {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 16px;
  }
  .reward-preview-title {
    margin: 0;
    font-size: clamp(24px, 4vw, 38px);
    line-height: 1.04;
    letter-spacing: -.04em;
  }
  .reward-preview-sub {
    margin: 8px 0 0;
    color: rgba(255,255,255,.78);
    font-size: 14px;
    line-height: 1.55;
  }
  .reward-preview-close {
    background: rgba(255,255,255,.10);
    color: #fff;
    border: 1px solid rgba(255,255,255,.14);
    min-height: 46px;
  }
  .reward-preview-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }
  .reward-preview-item {
    border-radius: 20px;
    padding: 14px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.10);
  }
  .reward-preview-label {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: rgba(255,255,255,.68);
    margin-bottom: 10px;
  }
  .reward-preview-item img {
    display: block;
    width: 100%;
    max-height: 260px;
    object-fit: contain;
    border-radius: 16px;
    background: rgba(255,255,255,.04);
  }
  .reward-preview-empty {
    display: grid;
    place-items: center;
    min-height: 180px;
    border-radius: 16px;
    background: rgba(255,255,255,.04);
    color: rgba(255,255,255,.48);
    font-size: 13px;
    text-align: center;
    padding: 12px;
  }
  @media (max-width: 700px) {
    .reward-preview-grid {
      grid-template-columns: 1fr;
    }
  }


  .persian-translit,
  .whisper-translit {
    margin: -4px 0 18px;
    font-size: 14px;
    line-height: 1.75;
    color: rgba(255,255,255,.62);
    font-style: italic;
    letter-spacing: .01em;
    white-space: pre-line;
  }


  .viewer-label {
    position: absolute;
    top: 74px;
    left: 24px;
    right: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    pointer-events: none;
    z-index: 2;
    min-width: 0;
  }
  .viewer-label-title {
    font-size: 20px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.45);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: min(82vw, 980px);
  }
  .viewer-label-title.tone-dark-green {
    color: #166534;
    text-shadow: 0 2px 10px rgba(20, 83, 45, 0.28);
  }
  .viewer-label-sub {
    display: none;
  }

  html[data-theme="dark"] .empty-app-guide,
  html[data-theme="dark"] .empty-library-create-guide,
  html[data-theme="dark"] .empty-guide-step,
  html[data-theme="dark"] .drive-guide-step,
  html[data-theme="dark"] .drive-publish-toggle,
  html[data-theme="dark"] .drive-publish-link,
  html[data-theme="dark"] .shared-pack-author-preview,
  html[data-theme="dark"] .shared-pack-author-link,
  html[data-theme="dark"] .shared-pack-thumbs-btn,
  html[data-theme="dark"] .shared-pack-coffee-link,
  html[data-theme="dark"] .author-profile-bio,
  html[data-theme="dark"] .author-profile-pack-item,
  html[data-theme="dark"] .group-filter-card,
  html[data-theme="dark"] details,
  html[data-theme="dark"] .reward-preview-card {
    background: linear-gradient(180deg, rgba(10,18,34,0.96), rgba(15,24,42,0.92));
    border-color: var(--card-border);
    box-shadow: 0 22px 50px rgba(2,6,23,0.36);
  }
  html[data-theme="dark"] .shared-pack-result {
    background: var(--surface-elevated);
    border-color: color-mix(in srgb, var(--accent) 16%, var(--card-border) 84%);
    box-shadow: none;
  }
  html[data-theme="dark"] .shared-pack-result.is-selected {
    background: color-mix(in srgb, var(--accent) 10%, var(--surface-elevated) 90%);
    border-color: color-mix(in srgb, var(--accent) 44%, var(--card-border) 56%);
  }
  html[data-theme="dark"] .shared-pack-result.is-pinned {
    background: color-mix(in srgb, rgba(245,158,11,0.16) 35%, var(--surface-elevated) 65%);
    border-color: rgba(245,158,11,0.34);
  }
  html[data-theme="dark"] .empty-app-guide p,
  html[data-theme="dark"] .empty-library-create-guide p,
  html[data-theme="dark"] .shared-pack-card > p,
  html[data-theme="dark"] .drive-guide-step,
  html[data-theme="dark"] .drive-publish-toggle,
  html[data-theme="dark"] .drive-publish-link label,
  html[data-theme="dark"] .shared-pack-author-preview,
  html[data-theme="dark"] .author-profile-bio,
  html[data-theme="dark"] .author-profile-pack-sub,
  html[data-theme="dark"] .shared-pack-description,
  html[data-theme="dark"] .shared-pack-preview-line,
  html[data-theme="dark"] .shared-pack-status,
  html[data-theme="dark"] .shared-pack-result-sub,
  html[data-theme="dark"] .shared-pack-meta {
    color: var(--muted);
  }
  html[data-theme="dark"] .empty-guide-kicker,
  html[data-theme="dark"] .shared-pack-kicker {
    background: rgba(96,165,250,0.14);
    color: var(--accent-strong);
  }
  html[data-theme="dark"] .empty-library-create-guide-status,
  html[data-theme="dark"] .group-filter-summary,
  html[data-theme="dark"] .shared-pack-profile-summary {
    background: rgba(96,165,250,0.12);
    border-color: rgba(96,165,250,0.18);
    color: #bfdbfe;
  }
  html[data-theme="dark"] #googleDriveImportStatus[data-tone="warn"],
  html[data-theme="dark"] #googleDriveExportStatus[data-tone="warn"] {
    color: #fde68a;
  }
  html[data-theme="dark"] #googleDriveImportStatus[data-tone="good"],
  html[data-theme="dark"] #googleDriveExportStatus[data-tone="good"] {
    color: #86efac;
  }
  html[data-theme="dark"] #googleDriveImportStatus[data-tone="bad"],
  html[data-theme="dark"] #googleDriveExportStatus[data-tone="bad"] {
    color: #fecaca;
  }
  html[data-theme="dark"] .shared-pack-empty {
    background: var(--surface-muted);
    border-color: rgba(96,165,250,0.18);
  }
  html[data-theme="dark"] .shared-pack-badge {
    background: rgba(148,163,184,0.12);
    color: var(--text);
  }
  html[data-theme="dark"] .shared-pack-system-histology {
    background: rgba(5,150,105,0.28);
    color: #a7f3d0;
    border-color: rgba(110,231,183,0.45);
  }
  html[data-theme="dark"] .shared-pack-system-anatomy {
    background: rgba(37,99,235,0.26);
    color: #bfdbfe;
    border-color: rgba(147,197,253,0.45);
  }
  html[data-theme="dark"] .shared-pack-system-default {
    background: rgba(100,116,139,0.24);
    color: #e2e8f0;
    border-color: rgba(203,213,225,0.32);
  }
  html[data-theme="dark"] .shared-pack-tag {
    background: rgba(96,165,250,0.14);
    color: #bfdbfe;
  }
  html[data-theme="dark"] .shared-pack-thumbs-btn.is-active {
    background: rgba(22,163,74,0.18);
    border-color: rgba(34,197,94,0.24);
    color: #86efac;
  }
  html[data-theme="dark"] .shared-pack-coffee-link {
    background: rgba(245,158,11,0.16);
    border-color: rgba(245,158,11,0.22);
    color: #fde68a;
  }
  html[data-theme="dark"] .shared-pack-preview {
    border-top-color: var(--line);
  }

  #tab-export .save-action-icon-download svg {
    display: block;
    width: 22px;
    height: 22px;
  }

  #tab-export .share-students-toggle {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin: 0;
    cursor: pointer;
    user-select: none;
  }

  #tab-export .share-students-toggle input {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
  }

  #tab-export .share-students-state {
    color: var(--text);
    font-size: 12px;
    font-weight: 850;
    white-space: nowrap;
  }

  #tab-export .share-students-state::after {
    content: none;
  }

  #tab-export .share-students-switch {
    position: relative;
    width: 42px;
    height: 24px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--muted) 16%, var(--surface-raised) 84%);
    border: 1px solid color-mix(in srgb, var(--muted) 18%, var(--line) 82%);
    transition: background-color .18s ease, border-color .18s ease;
  }

  #tab-export .share-students-switch::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--surface-elevated);
    box-shadow: 0 1px 4px rgba(15, 23, 42, .18);
    transition: transform .18s ease;
  }

  #tab-export .share-students-toggle input:checked + .share-students-switch {
    background: var(--accent);
    border-color: var(--accent);
  }

  #tab-export .share-students-toggle input:checked + .share-students-switch::after {
    transform: translateX(18px);
  }

  #tab-export .share-students-toggle input:focus-visible + .share-students-switch {
    outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
    outline-offset: 3px;
  }

  #tab-export .share-profile-details {
    margin: 18px 22px 0;
  }

  #tab-export .share-profile-details summary {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    cursor: pointer;
    list-style: none;
  }

  #tab-export .share-profile-details summary::-webkit-details-marker {
    display: none;
  }

  #tab-export .share-profile-strip {
    margin: 0;
    padding: 0;
    border: 0;
    background: transparent;
  }

  #tab-export .share-profile-edit-label {
    color: var(--accent-strong);
    font-size: 13px;
    font-weight: 900;
    white-space: nowrap;
  }

  #tab-export .share-profile-details-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 12px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  #tab-export .share-profile-details-grid .field {
    margin: 0;
  }

  #tab-export .share-profile-details-grid label {
    margin-bottom: 7px;
    color: var(--text);
    font-size: 12px;
    font-weight: 900;
    line-height: 1.15;
  }

  #tab-export .share-profile-details-grid input,
  #tab-export .share-profile-details-grid select,
  #tab-export .share-profile-details-grid .semester-prefix-input {
    min-height: 44px;
    padding: 0 13px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--input-bg-strong);
    color: var(--text);
    box-shadow: none;
    font-size: 14px;
  }

  #tab-export .share-profile-details-grid input:focus,
  #tab-export .share-profile-details-grid select:focus {
    outline: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
    outline-offset: 2px;
    border-color: color-mix(in srgb, var(--accent) 42%, var(--line) 58%);
  }

  #tab-export .shared-pack-publish-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 42%);
    align-items: start;
    gap: 26px;
    margin: 18px 22px 0;
  }

  #tab-export .shared-pack-compact-form {
    margin: 0 !important;
  }

  #tab-export .shared-pack-preview-panel {
    display: grid;
    gap: 12px;
    min-width: 0;
    perspective: 1000px;
  }

  #tab-export .shared-pack-preview-label {
    color: var(--muted);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
  }

  #tab-export .shared-pack-preview-card {
    --preview-press-x: 0;
    --preview-press-y: 0;
    --preview-touch-x: 50%;
    --preview-touch-y: 50%;
    display: grid;
    gap: 10px;
    padding: 18px 20px;
    border: 1px solid color-mix(in srgb, var(--line) 82%, var(--text) 18%);
    border-radius: 8px;
    background:
      linear-gradient(180deg, color-mix(in srgb, var(--surface-elevated) 98%, white 2%), var(--surface-elevated));
    box-shadow:
      0 16px 34px rgba(15, 23, 42, 0.08),
      0 2px 7px rgba(15, 23, 42, 0.05);
    position: relative;
    isolation: isolate;
    cursor: default;
    transform-origin: center;
    transform-style: preserve-3d;
    touch-action: manipulation;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    will-change: transform, box-shadow;
    transition:
      transform 180ms cubic-bezier(.2, .8, .2, 1),
      box-shadow 180ms ease,
      filter 180ms ease;
  }

  #tab-export .shared-pack-preview-card *,
  #tab-export .shared-pack-preview-card *::before,
  #tab-export .shared-pack-preview-card *::after {
    user-select: none;
    -webkit-user-select: none;
  }

  #tab-export .shared-pack-preview-card > * {
    transform: translateZ(8px);
  }

  #tab-export .shared-pack-preview-card::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    border-radius: inherit;
    pointer-events: none;
    opacity: 0;
    background:
      radial-gradient(circle at var(--preview-touch-x) var(--preview-touch-y),
        rgba(15, 23, 42, 0.13) 0 0.01px,
        rgba(15, 23, 42, 0.085) 0 18%,
        transparent 46%);
    transition: opacity 160ms ease;
  }

  #tab-export .shared-pack-preview-card.is-preview-hovering {
    transform:
      perspective(1000px)
      rotateX(calc(var(--preview-press-y) * -4deg))
      rotateY(calc(var(--preview-press-x) * 4deg))
      translateZ(-1px)
      scale(.997);
    box-shadow:
      calc(var(--preview-press-x) * -7px) calc(17px + (var(--preview-press-y) * -3px)) 34px rgba(15, 23, 42, 0.10),
      0 2px 7px rgba(15, 23, 42, 0.06);
  }

  #tab-export .shared-pack-preview-card.is-preview-hovering::after {
    opacity: .58;
  }

  #tab-export .shared-pack-preview-card.is-preview-hovering.is-preview-pressing {
    transform:
      perspective(1000px)
      rotateX(calc(var(--preview-press-y) * -6deg))
      rotateY(calc(var(--preview-press-x) * 6deg))
      translateZ(-3px)
      scale(.989);
    box-shadow:
      calc(var(--preview-press-x) * -9px) calc(19px + (var(--preview-press-y) * -5px)) 36px rgba(15, 23, 42, 0.12),
      0 2px 8px rgba(15, 23, 42, 0.08);
  }

  #tab-export .shared-pack-preview-card.is-preview-hovering.is-preview-pressing::after {
    opacity: 1;
  }

  #tab-export .shared-pack-preview-author {
    cursor: default;
  }

  #tab-export .shared-pack-preview-author:hover,
  #tab-export .shared-pack-preview-author:focus-visible {
    color: var(--text);
  }

  #tab-export .shared-pack-preview-result {
    min-height: 244px;
    grid-template-rows: auto auto auto minmax(34px, auto) auto auto;
  }

  #tab-export .shared-pack-preview-card .shared-pack-result-authorline {
    display: flex;
    min-width: 0;
  }

  #tab-export .shared-pack-preview-card .shared-pack-author-card {
    appearance: none;
    border: 0;
    background: transparent;
    box-shadow: none;
    padding: 0;
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--muted);
    cursor: default;
    font: inherit;
    min-width: 0;
  }

  #tab-export .shared-pack-preview-card .shared-pack-author-avatar {
    width: 40px;
    height: 40px;
    flex: 0 0 40px;
    border-radius: 999px;
    object-fit: cover;
  }

  #tab-export .shared-pack-preview-card .shared-pack-author-text {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
  }

  #tab-export .shared-pack-preview-card .shared-pack-author-text strong {
    color: var(--text);
    font-weight: 900;
  }

  #tab-export .shared-pack-preview-card .shared-pack-author-text span::before {
    content: "-";
    margin-right: 8px;
    color: var(--muted);
  }

  #tab-export .shared-pack-preview-card h4,
  #tab-export .shared-pack-preview-card .shared-pack-result-title {
    margin: 0;
    color: var(--text);
    font-size: 19px;
    font-weight: 900;
    line-height: 1.18;
  }

  #tab-export .shared-pack-preview-badges,
  #tab-export .shared-pack-preview-card .shared-pack-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  #tab-export .shared-pack-preview-tags,
  #tab-export .shared-pack-preview-card .shared-pack-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }

  #tab-export .shared-pack-preview-card p,
  #tab-export .shared-pack-preview-card .shared-pack-description {
    margin: 0;
    color: color-mix(in srgb, var(--text) 70%, var(--muted) 30%);
    font-size: 13px;
    line-height: 1.5;
  }

  @media (prefers-reduced-motion: reduce) {
    #tab-export .shared-pack-preview-card {
      transition: none;
    }

    #tab-export .shared-pack-preview-card.is-preview-hovering,
    #tab-export .shared-pack-preview-card.is-preview-hovering.is-preview-pressing {
      transform: scale(.995);
    }
  }

  #tab-export .shared-pack-preview-help {
    margin: 20px 0 0;
    padding: 13px 14px;
    border-radius: 12px;
    background: color-mix(in srgb, var(--surface-raised) 68%, transparent);
    color: var(--muted);
    font-size: 12px;
    line-height: 1.45;
    display: grid;
    grid-template-columns: 18px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
  }

  #tab-export .shared-pack-preview-help svg {
    width: 18px;
    height: 18px;
    color: color-mix(in srgb, var(--accent-strong) 78%, var(--muted) 22%);
    margin-top: 1px;
  }

  #tab-export .shared-pack-preview-footer {
    grid-template-columns: minmax(82px, .9fr) auto minmax(168px, 1.2fr);
    align-items: center;
    gap: 10px;
    margin-top: 6px;
  }

  #tab-export .shared-pack-preview-footer .shared-pack-social-row,
  #tab-export .shared-pack-preview-footer .shared-pack-actions {
    justify-content: center;
  }

  #tab-export .shared-pack-preview-footer .shared-pack-preview-sample-control {
    opacity: 1;
    filter: none;
    cursor: default;
  }

  #tab-export .shared-pack-preview-footer .shared-pack-actions .shared-pack-pin-btn.shared-pack-preview-sample-control {
    opacity: 1;
    cursor: default;
  }

  #tab-export .shared-pack-preview-footer .shared-pack-actions .shared-pack-pin-btn .shared-pack-pin-icon {
    width: 18px;
    height: 18px;
    overflow: visible;
    transform: translateY(1px);
  }

  #tab-export .shared-pack-preview-footer .shared-pack-actions {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(78px, .95fr) minmax(92px, 1fr) 34px;
    gap: 7px;
  }

  #tab-export .shared-pack-preview-footer .shared-pack-actions .btn-primary,
  #tab-export .shared-pack-preview-footer .shared-pack-actions .btn-secondary {
    min-width: 0;
    width: 100%;
    min-height: 34px;
    height: 34px;
    padding-inline: 9px;
    border-radius: 7px;
    font-size: 12px;
    line-height: 1.05;
    white-space: nowrap;
  }

  #tab-export .shared-pack-preview-footer .shared-pack-actions .shared-pack-pin-btn {
    width: 34px;
    min-width: 34px;
    height: 34px;
    border-radius: 7px;
  }

  #tab-export .shared-pack-preview-footer .shared-pack-actions .shared-pack-pin-btn .shared-pack-pin-icon {
    width: 17px;
    height: 17px;
  }

  @media (max-width: 1320px) {
    #tab-export .shared-pack-preview-footer {
      grid-template-columns: 1fr;
      align-items: start;
    }
    #tab-export .shared-pack-preview-footer .shared-pack-social-row,
    #tab-export .shared-pack-preview-footer .shared-pack-actions {
      justify-content: flex-start;
    }
  }

  #tab-export .share-students-card.is-sharing-off .share-profile-details,
  #tab-export .share-students-card.is-sharing-off .shared-pack-publish-body,
  #tab-export .share-students-card.is-sharing-off .drive-publish-link {
    display: none;
  }

  #tab-export .share-students-card.is-sharing-off .drive-share-action-stack-bottom {
    justify-content: flex-start;
  }

  #tab-export .share-students-card.is-sharing-off #sharePackBtn {
    display: none;
  }

  #tab-export .share-students-card.is-sharing-off #sharedPackShareStatus {
    display: block;
    color: var(--muted);
  }

  @media (max-width: 1080px) {
    #tab-export .shared-pack-publish-body,
    #tab-export .share-profile-details-grid {
      grid-template-columns: 1fr;
    }
  }

/* New/import page option cards */
#tab-import .import-start-stack {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 16px;
}

#tab-import .import-start-stack .import-action-card {
  position: relative;
  min-height: 258px;
  padding: 22px;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--line) 78%);
  border-radius: 18px;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface-elevated) 96%, var(--accent) 4%), var(--surface-elevated));
  box-shadow: none;
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 16px;
}

#tab-import .import-start-stack .import-action-card .action-fold-static-head,
#tab-import .import-start-stack .import-action-card .action-fold-body {
  padding: 0;
  background: transparent;
}

#tab-import .import-start-stack .import-action-card .action-fold-body {
  display: grid;
  min-height: 0;
  align-content: stretch;
  grid-template-rows: minmax(74px, 1fr) auto minmax(18px, auto);
  gap: 12px;
}

#tab-import .import-start-stack .import-action-card .action-fold-static-head {
  min-height: 70px;
}

#tab-import #newLibraryCard .action-fold-body::before {
  content: "";
  display: block;
  min-height: 74px;
}

#tab-import .import-start-stack .action-fold-title-wrap {
  gap: 8px;
}

#tab-import .import-start-stack .action-fold-title {
  color: var(--text);
  font-size: clamp(18px, 1.38vw, 23px);
  line-height: 1.1;
  letter-spacing: 0;
}

#tab-import .import-start-stack .action-fold-sub {
  max-width: 44ch;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

#tab-import .import-card-icon {
  width: 48px;
  height: 48px;
  border: 1px solid transparent;
  border-radius: 14px;
  display: grid;
  place-items: center;
}

#tab-import .import-card-icon svg {
  width: 24px;
  height: 24px;
}

#tab-import .import-card-icon-create {
  color: #17a76f;
  border-color: color-mix(in srgb, #17a76f 16%, var(--line) 84%);
  background: color-mix(in srgb, #17a76f 12%, var(--surface-elevated) 88%);
}

#tab-import .import-card-icon-device {
  color: #6d5df6;
  border-color: color-mix(in srgb, #6d5df6 18%, var(--line) 82%);
  background: color-mix(in srgb, #6d5df6 12%, var(--surface-elevated) 88%);
}

#tab-import .import-card-icon-drive {
  color: #dd7048;
  border-color: color-mix(in srgb, #dd7048 18%, var(--line) 82%);
  background: color-mix(in srgb, #dd7048 12%, var(--surface-elevated) 88%);
}

#tab-import .import-card-icon-drive svg {
  width: 27px;
  height: 27px;
}

#tab-import .import-card-icon-drive .drive-mark-yellow {
  fill: #f4b400;
}

#tab-import .import-card-icon-drive .drive-mark-green {
  fill: #0f9d58;
}

#tab-import .import-card-icon-drive .drive-mark-blue {
  fill: #4285f4;
}

#tab-import .import-card-icon-drive .drive-mark-core {
  fill: var(--surface-elevated);
}

html[data-theme-accent="white"] #tab-import .import-card-icon,
html[data-theme-accent="white"] #tab-import .import-card-icon-create,
html[data-theme-accent="white"] #tab-import .import-card-icon-device,
html[data-theme-accent="white"] #tab-import .import-card-icon-drive {
  border-color: var(--theme-control-border, #d9dde3);
  background: var(--theme-control-bg, #ffffff);
}

html[data-theme="dark"] #tab-import .import-card-icon,
html[data-theme="dark"] #tab-import .import-card-icon-create,
html[data-theme="dark"] #tab-import .import-card-icon-device,
html[data-theme="dark"] #tab-import .import-card-icon-drive {
  border-color: var(--line);
  background: color-mix(in srgb, var(--surface-raised) 82%, transparent);
}

#tab-import .import-card-points {
  margin: 0;
  padding: 0;
  list-style: none;
  color: color-mix(in srgb, var(--muted) 86%, var(--text) 14%);
  display: grid;
  align-content: start;
  gap: 9px;
  font-size: 13px;
  line-height: 1.35;
}

#tab-import .import-card-points li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
}

#tab-import .import-card-points li::before,
#tab-import .import-card-points-compact span::before {
  content: "";
  width: 6px;
  height: 10px;
  border-right: 1.7px solid #18a96e;
  border-bottom: 1.7px solid #18a96e;
  transform: rotate(45deg) translateY(1px);
}

#tab-import .import-card-points-compact {
  display: block;
  min-height: 18px;
}

#tab-import .import-card-points-compact span {
  display: inline-grid;
  grid-template-columns: 18px auto;
  gap: 8px;
  align-items: center;
}

#tab-import .import-card-primary,
#tab-import .import-file-choose {
  min-height: 42px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 850;
  line-height: 1;
  letter-spacing: 0;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
}

#tab-import .import-card-primary {
  width: 100%;
  box-shadow: none;
}

#tab-import .import-file-choose {
  cursor: pointer;
  user-select: none;
}

#tab-import .import-file-choose svg {
  width: 18px;
  height: 18px;
}

#tab-import .import-card-footnote {
  min-height: 18px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

#tab-import .import-drop-zone {
  min-height: 74px;
  padding: 13px 14px;
  border: 1px dashed color-mix(in srgb, var(--accent) 34%, var(--line) 66%);
  border-radius: 15px;
  background: color-mix(in srgb, var(--accent) 5%, transparent);
  color: var(--text);
  cursor: pointer;
  display: flex;
  gap: 12px;
  align-items: center;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}

#tab-import .import-drop-zone.is-dragging {
  border-color: color-mix(in srgb, var(--accent) 70%, var(--line) 30%);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  transform: translateY(-1px);
}

#tab-import .import-drop-zone.has-file {
  border-style: solid;
  border-color: color-mix(in srgb, #17a76f 48%, var(--line) 52%);
  background: color-mix(in srgb, #17a76f 8%, var(--surface-elevated) 92%);
}

#tab-import .import-drop-zone.has-file .import-drop-icon {
  color: #17a76f;
  border-color: color-mix(in srgb, #17a76f 28%, var(--line) 72%);
  background: color-mix(in srgb, #17a76f 10%, var(--surface-elevated) 90%);
}

#tab-import .import-drop-icon {
  flex: 0 0 auto;
  width: 37px;
  height: 37px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-elevated);
  color: var(--accent);
  display: grid;
  place-items: center;
}

#tab-import .import-drop-icon svg {
  width: 20px;
  height: 20px;
}

#tab-import .import-drop-copy {
  min-width: 0;
  display: grid;
  gap: 3px;
}

#tab-import .import-drop-copy strong {
  font-size: 13px;
  line-height: 1.2;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#tab-import .import-drop-copy small {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#tab-import .import-device-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 9px;
  align-items: stretch;
}

#tab-import .import-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

#tab-import .drive-link-pill {
  min-height: 74px;
  padding: 5px 6px 5px 13px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-elevated);
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) 38px;
  gap: 9px;
  align-items: center;
}

#tab-import #importBackupBtn:disabled,
#tab-import #importBackupBtn[aria-disabled="true"] {
  cursor: not-allowed;
  opacity: 0.58;
  filter: grayscale(0.2);
}

#tab-import .drive-link-pill > svg {
  width: 18px;
  height: 18px;
  color: var(--muted);
}

#tab-import .drive-link-pill input {
  min-height: 0;
  height: 34px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font-size: 13px;
  outline: 0;
}

#tab-import .drive-link-pill input:focus {
  box-shadow: none;
}

#tab-import .drive-link-arrow {
  width: 38px;
  height: 38px;
  min-height: 38px;
  padding: 0;
  border: 0;
  border-radius: 11px;
  background: color-mix(in srgb, var(--accent) 12%, var(--surface-elevated) 88%);
  color: var(--accent);
  display: grid;
  place-items: center;
}

#tab-import .drive-link-arrow svg {
  width: 19px;
  height: 19px;
}

#tab-import .drive-link-arrow.disabled,
#tab-import .drive-link-arrow:disabled {
  opacity: 0.48;
}

#tab-import .import-or-divider {
  grid-column: 1 / -1;
  margin: 8px 0 2px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.04em;
}

#tab-import .import-or-divider::before,
#tab-import .import-or-divider::after {
  content: "";
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--line) 78%, var(--accent) 22%));
}

#tab-import .import-or-divider::after {
  background: linear-gradient(90deg, color-mix(in srgb, var(--line) 78%, var(--accent) 22%), transparent);
}

#tab-import .import-or-divider span {
  min-width: 42px;
  min-height: 28px;
  padding: 0 11px;
  border: 0;
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface-muted) 72%, var(--surface-elevated) 28%);
  box-shadow:
    inset 0 1px 2px color-mix(in srgb, var(--text) 14%, transparent),
    inset 0 -1px 0 color-mix(in srgb, var(--surface-elevated) 84%, transparent);
  text-shadow: 0 1px 0 color-mix(in srgb, var(--surface-elevated) 74%, transparent);
  display: inline-grid;
  place-items: center;
}

#tab-import .import-start-stack #sharedPackBrowseCard.shared-library-inline {
  grid-column: 1 / -1;
}

@media (max-width: 1180px) {
  #tab-import .import-start-stack {
    grid-template-columns: 1fr;
  }

  #tab-import .import-start-stack .import-action-card {
    min-height: 0;
  }
}

@media (max-width: 680px) {
  #tab-import .import-start-stack .import-action-card {
    padding: 18px;
  }

  #tab-import .import-device-actions {
    grid-template-columns: 1fr;
  }
}

/* Keep shared-pack action iconography consistent between real cards and save preview. */
.shared-pack-actions .btn-secondary[data-shared-pack-action="open"],
.shared-pack-actions .btn-primary[data-shared-pack-action="import"],
#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-secondary,
#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-primary {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 8px !important;
}

.shared-pack-actions .btn-secondary[data-shared-pack-action="open"]:not(.disabled):not(:disabled)::after,
#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-secondary:not(.disabled):not(:disabled)::after {
  content: "";
  width: 17px;
  height: 17px;
  flex: 0 0 17px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg' fill='none'%3E%3Cpath d='M14.5 5H19v4.5M13.5 10.5 19 5M19 13.2v3.55A2.25 2.25 0 0 1 16.75 19H7.25A2.25 2.25 0 0 1 5 16.75v-9.5A2.25 2.25 0 0 1 7.25 5h3.55' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg' fill='none'%3E%3Cpath d='M14.5 5H19v4.5M13.5 10.5 19 5M19 13.2v3.55A2.25 2.25 0 0 1 16.75 19H7.25A2.25 2.25 0 0 1 5 16.75v-9.5A2.25 2.25 0 0 1 7.25 5h3.55' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}

.shared-pack-actions .btn-primary[data-shared-pack-action="import"]:not(.disabled):not(:disabled)::before,
#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-primary:not(.disabled):not(:disabled)::before {
  content: "";
  width: 17px;
  height: 17px;
  flex: 0 0 17px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg' fill='none'%3E%3Cpath d='M12 4.5v10M8 10.5l4 4 4-4M5.5 18.5h13' stroke='black' stroke-width='2.1' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg' fill='none'%3E%3Cpath d='M12 4.5v10M8 10.5l4 4 4-4M5.5 18.5h13' stroke='black' stroke-width='2.1' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}

#tab-export .shared-pack-preview-footer .shared-pack-thumbs-btn.shared-pack-preview-sample-control {
  opacity: 1;
  cursor: default;
  color: var(--text);
  background: var(--surface-elevated);
  border-color: var(--line);
  box-shadow: 0 1px 0 rgba(15, 23, 42, .04), 0 8px 18px rgba(15, 23, 42, .04);
}

#tab-export .shared-pack-preview-footer .shared-pack-preview-like-thumbs {
  color: color-mix(in srgb, #b7791f 86%, var(--text) 14%);
  background: color-mix(in srgb, #fef3c7 42%, var(--surface-elevated) 58%);
  border-color: color-mix(in srgb, #f59e0b 28%, var(--line) 72%);
}

#tab-export .shared-pack-preview-footer .shared-pack-preview-like-heart {
  color: color-mix(in srgb, #be123c 88%, var(--text) 12%);
  background: color-mix(in srgb, #ffe4e6 42%, var(--surface-elevated) 58%);
  border-color: color-mix(in srgb, #fb7185 28%, var(--line) 72%);
}

#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-secondary.shared-pack-preview-sample-control,
#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-primary.shared-pack-preview-sample-control {
  opacity: 1;
  cursor: default;
  box-shadow: 0 1px 0 rgba(15, 23, 42, .04), 0 10px 22px rgba(15, 23, 42, .06);
}

#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-secondary.shared-pack-preview-sample-control {
  color: var(--text);
  background: var(--surface-elevated);
  border-color: var(--line);
}

#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-primary.shared-pack-preview-sample-control {
  color: #fff;
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 92%, #fff 8%), var(--accent-strong));
  border-color: color-mix(in srgb, var(--accent-strong) 80%, #fff 20%);
}

.shared-pack-actions .btn-secondary.is-inline-confirming::after,
.shared-pack-actions .btn-primary.is-inline-confirming::before,
.shared-pack-actions .btn-secondary.is-action-progress::after,
.shared-pack-actions .btn-primary.is-action-progress::before,
#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-secondary.is-inline-confirming::after,
#tab-export .shared-pack-preview-footer .shared-pack-actions .btn-primary.is-inline-confirming::before {
  display: none !important;
}

/* Shared library import header: clean boxed controls matching the Drive-style layout. */
#sharedPackBrowseCard.shared-library-inline .shared-library-controls {
  padding: 0 0 18px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 86%, var(--text) 14%);
}

#sharedPackBrowseCard.shared-library-inline .shared-library-controls-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 0;
  padding: 0 0 18px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 88%, var(--text) 12%);
}

#sharedPackBrowseCard.shared-library-inline .shared-library-title-wrap {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

#sharedPackBrowseCard.shared-library-inline .shared-library-title-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  color: var(--text);
  background: color-mix(in srgb, var(--surface-elevated) 90%, var(--accent) 10%);
}

#sharedPackBrowseCard.shared-library-inline .shared-library-title-icon svg {
  width: 22px;
  height: 22px;
  display: block;
  color: inherit;
}

#sharedPackBrowseCard.shared-library-inline .action-fold-title {
  font-size: clamp(22px, 2vw, 28px);
  line-height: 1.12;
  letter-spacing: 0;
}

#sharedPackBrowseCard.shared-library-inline .shared-library-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex: 0 0 auto;
}

#sharedPackBrowseCard.shared-library-inline .shared-library-tool-btn {
  min-height: 46px;
  height: 46px;
  padding: 0 20px;
  border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--line) 86%, var(--text) 14%);
  background: var(--surface-elevated);
  color: var(--text);
  box-shadow: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
  cursor: pointer;
}

#sharedPackBrowseCard.shared-library-inline .shared-library-tool-btn svg {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
}

#sharedPackBrowseCard.shared-library-inline .shared-pack-status-row-solo {
  margin: 18px 0 0;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

#sharedPackBrowseCard.shared-library-inline .shared-pack-status {
  font-size: 15px;
  font-weight: 700;
  color: color-mix(in srgb, var(--success) 74%, var(--text) 26%);
}

#sharedPackBrowseCard.shared-library-inline .shared-pack-filter-grid,
#sharedPackBrowseCard.shared-filters-collapsed .shared-pack-filter-grid {
  display: grid;
  grid-template-columns: minmax(260px, 2fr) repeat(5, minmax(146px, 1fr));
  gap: 18px 20px;
  margin-top: 26px;
}

#sharedPackBrowseCard.shared-library-inline .field {
  position: relative;
  min-width: 0;
}

#sharedPackBrowseCard.shared-library-inline .field label {
  display: block;
  margin: 0 0 9px;
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  line-height: 1;
}

#sharedPackBrowseCard.shared-library-inline .field input,
#sharedPackBrowseCard.shared-library-inline .field select {
  width: 100%;
  min-height: 50px;
  height: 50px;
  border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--line) 86%, var(--text) 14%);
  background: var(--surface-elevated);
  color: var(--text);
  box-shadow: none;
  font-size: 15px;
  font-weight: 700;
}

#sharedPackBrowseCard.shared-library-inline .field input::placeholder {
  color: color-mix(in srgb, var(--muted) 84%, var(--text) 16%);
}

#sharedPackBrowseCard.shared-library-inline .shared-library-search-field input {
  padding-left: 48px;
}

#sharedPackBrowseCard.shared-library-inline .shared-library-search-icon {
  position: absolute;
  left: 16px;
  bottom: 15px;
  width: 20px;
  height: 20px;
  color: color-mix(in srgb, var(--muted) 86%, var(--text) 14%);
  pointer-events: none;
}

#sharedPackBrowseCard.shared-library-inline .shared-library-search-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

@media (max-width: 1180px) {
  #sharedPackBrowseCard.shared-library-inline .shared-pack-filter-grid,
  #sharedPackBrowseCard.shared-filters-collapsed .shared-pack-filter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  #sharedPackBrowseCard.shared-library-inline .shared-library-controls-head {
    align-items: flex-start;
    flex-direction: column;
  }

  #sharedPackBrowseCard.shared-library-inline .shared-library-toolbar,
  #sharedPackBrowseCard.shared-library-inline .shared-library-tool-btn {
    width: 100%;
  }

  #sharedPackBrowseCard.shared-library-inline .shared-pack-filter-grid,
  #sharedPackBrowseCard.shared-filters-collapsed .shared-pack-filter-grid {
    grid-template-columns: 1fr;
  }
}

/* Final shared-pack card system: the share preview card is the source of truth. */
#tab-export .shared-pack-publish-body {
  grid-template-columns: minmax(420px, 1fr) minmax(320px, 761px);
  gap: 20px;
  align-items: start;
}

#tab-export .shared-pack-preview-panel {
  min-width: 0;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card,
#sharedPackBrowseCard .shared-pack-result {
  --shared-pack-card-font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  position: relative;
  box-sizing: border-box;
  min-width: 0;
  min-height: 0;
  padding: 18px;
  gap: 12px;
  border-radius: 12px;
  display: grid;
  grid-auto-rows: auto;
  font-family: var(--shared-pack-card-font);
  font-weight: 400;
  letter-spacing: 0;
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
  text-rendering: geometricPrecision;
  container-type: inline-size;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card *,
#sharedPackBrowseCard .shared-pack-result * {
  box-sizing: border-box;
  letter-spacing: 0;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card :is(button, input, textarea, select),
#sharedPackBrowseCard .shared-pack-result :is(button, input, textarea, select) {
  font-family: var(--shared-pack-card-font);
  letter-spacing: 0;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-result-authorline,
#sharedPackBrowseCard .shared-pack-result .shared-pack-result-authorline {
  min-height: 44px;
  margin: 0;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-author-card,
#sharedPackBrowseCard .shared-pack-result .shared-pack-author-card {
  align-items: flex-start;
  gap: 6px;
  min-width: 0;
  padding: 0;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-author-avatar,
#sharedPackBrowseCard .shared-pack-result .shared-pack-author-avatar {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-author-text,
#sharedPackBrowseCard .shared-pack-result .shared-pack-author-text {
  align-items: flex-start;
  min-width: 0;
  padding-top: 0;
  color: color-mix(in srgb, var(--muted, #667085) 86%, var(--text, #101828) 14%);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.2;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-author-text strong,
#sharedPackBrowseCard .shared-pack-result .shared-pack-author-text strong {
  color: var(--text, #101828);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-result-title,
#sharedPackBrowseCard .shared-pack-result .shared-pack-result-title {
  margin: 0;
  color: var(--text, #101828);
  font-size: 42px;
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-badges,
#sharedPackBrowseCard .shared-pack-result .shared-pack-badges,
#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-tags,
#sharedPackBrowseCard .shared-pack-result .shared-pack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 0;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-badge,
#sharedPackBrowseCard .shared-pack-result .shared-pack-badge {
  min-height: 31px;
  padding: 6px 10px;
  border-radius: 7px;
  gap: 7px;
  border: 1px solid color-mix(in srgb, var(--line, #d0d8e3) 78%, var(--text, #101828) 10%);
  background: color-mix(in srgb, var(--theme-ui-tint, var(--accent-soft, #eef5ff)) 44%, var(--surface-elevated, #fff) 56%);
  color: color-mix(in srgb, var(--text, #101828) 88%, #000 12%);
  box-shadow: none;
  font-size: 12.6px;
  font-weight: 400;
  line-height: 1.15;
  white-space: nowrap;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-system-badge,
#sharedPackBrowseCard .shared-pack-result .shared-pack-system-badge {
  border-radius: 7px;
  font-weight: 400;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-system-histology,
#sharedPackBrowseCard .shared-pack-result .shared-pack-system-histology {
  border-color: color-mix(in srgb, #22c55e 24%, transparent);
  background: color-mix(in srgb, #dcfce7 72%, var(--surface-elevated, #fff) 28%);
  color: #14783e;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-system-anatomy,
#sharedPackBrowseCard .shared-pack-result .shared-pack-system-anatomy {
  border-color: color-mix(in srgb, #3b82f6 22%, transparent);
  background: color-mix(in srgb, #dbeafe 72%, var(--surface-elevated, #fff) 28%);
  color: #1d4ed8;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-tag,
#sharedPackBrowseCard .shared-pack-result .shared-pack-tag {
  min-height: 31px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid #d9c8ff;
  background: #efe7ff;
  color: #4c1d95;
  gap: 6px;
  box-shadow: none;
  font-size: 12.6px;
  font-weight: 400;
  line-height: 1.15;
  white-space: nowrap;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-tag .shared-pack-meta-icon,
#sharedPackBrowseCard .shared-pack-result .shared-pack-tag .shared-pack-meta-icon {
  color: #5b21b6;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-tag-label,
#sharedPackBrowseCard .shared-pack-result .shared-pack-tag-label {
  color: #4c1d95;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-meta-icon,
#sharedPackBrowseCard .shared-pack-result .shared-pack-meta-icon {
  width: 13.5px;
  height: 13.5px;
  flex: 0 0 13.5px;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-date-line .shared-pack-meta-icon,
#sharedPackBrowseCard .shared-pack-result .shared-pack-date-line .shared-pack-meta-icon {
  width: 18px;
  height: 18px;
  flex-basis: 18px;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-meta-icon svg,
#sharedPackBrowseCard .shared-pack-result .shared-pack-meta-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-description,
#sharedPackBrowseCard .shared-pack-result .shared-pack-description {
  margin: 0;
  color: color-mix(in srgb, var(--muted, #667085) 84%, var(--text, #101828) 16%);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.42;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-footer,
#sharedPackBrowseCard .shared-pack-result .shared-pack-footer {
  display: grid;
  grid-template-columns: minmax(132px, 1fr) auto minmax(272px, auto);
  gap: 12px;
  align-items: center;
  min-width: 0;
  margin-top: 4px;
  padding-top: 14px;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-date-line,
#sharedPackBrowseCard .shared-pack-result .shared-pack-date-line {
  min-width: 0;
  color: color-mix(in srgb, var(--muted, #667085) 86%, var(--text, #101828) 14%);
  font-size: 12px;
  font-weight: 400;
  line-height: 1.2;
  white-space: normal;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-social-row,
#sharedPackBrowseCard .shared-pack-result .shared-pack-social-row {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  gap: 8px;
  min-width: 0;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-thumbs-btn,
#sharedPackBrowseCard .shared-pack-result .shared-pack-thumbs-btn {
  min-width: 58px;
  width: auto;
  min-height: 38px;
  height: 38px;
  padding: 0 12px;
  border-radius: 8px;
  box-shadow: none;
  font-size: 14px;
  font-weight: 400;
  line-height: 1;
  overflow: visible;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-like-icon,
#sharedPackBrowseCard .shared-pack-result .shared-pack-like-icon {
  display: inline-block;
  font-size: 16px;
  line-height: 1;
  transform-origin: center;
  will-change: transform;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-like-count,
#sharedPackBrowseCard .shared-pack-result .shared-pack-like-count {
  display: inline-block;
  min-width: 1ch;
  transform-origin: center;
  will-change: transform;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions,
#sharedPackBrowseCard .shared-pack-result .shared-pack-actions {
  display: grid;
  grid-template-columns: max-content max-content 40px;
  justify-content: end;
  gap: 8px;
  width: auto;
  max-width: 100%;
  min-width: 0;
  overflow: visible;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-primary,
#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-secondary,
#sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-primary,
#sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-secondary {
  width: auto;
  min-width: 104px;
  max-width: none;
  min-height: 38px;
  height: 38px;
  padding: 0 13px;
  border-radius: 8px;
  gap: 7px;
  font-size: 14px;
  font-weight: 400;
  line-height: 1;
  white-space: nowrap;
  box-shadow: none;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-primary,
#sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-primary:not(.disabled):not(:disabled) {
  border-color: color-mix(in srgb, #66afe9 74%, #ffffff 26%);
  background: linear-gradient(180deg, #9bd7ff 0%, #78bff4 100%);
  color: #0b2942;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-primary:hover,
#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-primary:focus-visible,
#sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-primary:not(.disabled):not(:disabled):hover,
#sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-primary:not(.disabled):not(:disabled):focus-visible {
  border-color: #57a9e4;
  background: linear-gradient(180deg, #a7ddff 0%, #83c8f7 100%);
  color: #08243a;
  outline: none;
  box-shadow: 0 0 0 3px rgba(120, 191, 244, .24);
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .shared-pack-pin-btn,
#sharedPackBrowseCard .shared-pack-result .shared-pack-actions .shared-pack-pin-btn {
  width: 40px;
  min-width: 40px;
  height: 38px;
  min-height: 38px;
  padding: 0;
  border-radius: 8px;
  box-shadow: none;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-pin-icon,
#sharedPackBrowseCard .shared-pack-result .shared-pack-pin-icon {
  width: 17px;
  height: 17px;
  transform-origin: center bottom;
  will-change: transform;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-pin-btn.is-preview-pinned,
#sharedPackBrowseCard .shared-pack-result .shared-pack-pin-btn.is-active,
#sharedPackBrowseCard .shared-pack-result .shared-pack-pin-btn.is-pinned {
  border-color: rgba(217, 158, 43, .34);
  background: rgba(255, 246, 211, .86);
  color: #b7791f;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-preview-like-thumbs.is-preview-reacted,
#sharedPackBrowseCard .shared-pack-result .shared-pack-like-btn.is-active {
  border-color: rgba(37, 99, 235, .24);
  background: color-mix(in srgb, #dbeafe 58%, #ffffff 42%);
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-preview-like-heart.is-preview-reacted,
#sharedPackBrowseCard .shared-pack-result .shared-pack-heart-btn.is-active {
  border-color: rgba(219, 39, 119, .24);
  background: color-mix(in srgb, #fce7f3 62%, #ffffff 38%);
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 4;
  width: 34px;
  height: 38px;
  pointer-events: auto;
  transition: width .2s ease, height .2s ease;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu::after,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu::after {
  content: "";
  position: absolute;
  top: 20px;
  right: 0;
  width: 112px;
  height: 1px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--muted, #667085) 34%, transparent);
  opacity: 0;
  transform: translateX(8px) scaleX(.7);
  transform-origin: right center;
  transition: opacity .16s ease, transform .2s ease;
  pointer-events: none;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu.is-menu-open,
#sharedPackBrowseCard .shared-pack-result.is-card-menu-open .shared-pack-card-menu {
  width: 132px;
  height: 42px;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu.is-menu-open::after,
#sharedPackBrowseCard .shared-pack-result.is-card-menu-open .shared-pack-card-menu::after {
  opacity: .38;
  transform: translateX(0) scaleX(1);
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-trigger,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-trigger {
  position: absolute;
  top: 0;
  right: 0;
  width: 34px;
  min-width: 34px;
  height: 38px;
  min-height: 38px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 8px;
  background: transparent;
  color: color-mix(in srgb, var(--text, #101828) 84%, var(--muted, #667085) 16%);
  box-shadow: none;
  transition: background-color .15s ease, color .15s ease;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-trigger:hover,
#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-trigger:focus-visible,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-trigger:hover,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-trigger:focus-visible {
  border-color: transparent;
  background: color-mix(in srgb, var(--theme-ui-tint, var(--accent-soft, #dbeafe)) 42%, transparent);
  outline: none;
  box-shadow: none;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-trigger svg,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-trigger svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  stroke: none;
  overflow: visible;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-trigger circle,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-trigger circle {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform .18s ease, opacity .16s ease;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu.is-menu-open .shared-pack-card-menu-trigger,
#sharedPackBrowseCard .shared-pack-result.is-card-menu-open .shared-pack-card-menu-trigger {
  background: transparent;
  pointer-events: none;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu.is-menu-open .shared-pack-card-menu-trigger circle:nth-child(1),
#sharedPackBrowseCard .shared-pack-result.is-card-menu-open .shared-pack-card-menu-trigger circle:nth-child(1) {
  opacity: .82;
  transform: translate(-108px, -5px) scale(.72);
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu.is-menu-open .shared-pack-card-menu-trigger circle:nth-child(2),
#sharedPackBrowseCard .shared-pack-result.is-card-menu-open .shared-pack-card-menu-trigger circle:nth-child(2) {
  opacity: 0;
  transform: translate(-56px, 1px) scale(.35);
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu.is-menu-open .shared-pack-card-menu-trigger circle:nth-child(3),
#sharedPackBrowseCard .shared-pack-result.is-card-menu-open .shared-pack-card-menu-trigger circle:nth-child(3) {
  opacity: .82;
  transform: translate(-108px, 8px) scale(.72);
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-panel {
  position: absolute;
  top: 0;
  right: 0;
  display: grid;
  gap: 5px;
  justify-items: end;
  min-width: 132px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  opacity: 0;
  transform: translateX(8px);
  transform-origin: top right;
  pointer-events: none;
  transition: opacity .16s ease, transform .2s ease;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel[hidden],
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-panel[hidden] {
  display: none;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu.is-menu-open .shared-pack-card-menu-panel,
#sharedPackBrowseCard .shared-pack-result.is-card-menu-open .shared-pack-card-menu-panel {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel button,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-panel button {
  appearance: none;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  width: 100%;
  min-height: 18px;
  height: 18px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: color-mix(in srgb, var(--muted, #667085) 78%, var(--text, #101828) 22%);
  font: inherit;
  font-size: 12.5px;
  font-weight: 450;
  line-height: 1.2;
  text-align: right;
  white-space: nowrap;
  cursor: pointer;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel button:hover,
#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel button:focus-visible,
#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel button.is-preview-menu-action-flash,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-panel button:hover,
#sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-panel button:focus-visible {
  color: var(--accent, #2563eb);
  background: transparent;
  outline: none;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .is-preview-reaction-pop .shared-pack-like-icon {
  animation: sharedPackPreviewReactionPop .48s cubic-bezier(.18, .96, .22, 1.22) both;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .is-preview-reaction-pop .shared-pack-like-count,
#tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-like-count.is-preview-count-pop {
  animation: sharedPackPreviewCountPop .34s cubic-bezier(.2, .86, .26, 1.15) both;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .is-preview-button-pop {
  animation: sharedPackPreviewButtonPop .34s cubic-bezier(.2, .86, .26, 1.12) both;
}

#tab-export #sharedPackPreviewCard.shared-pack-preview-card .is-preview-pin-pop .shared-pack-pin-icon {
  animation: sharedPackPreviewPinPop .38s cubic-bezier(.2, .86, .26, 1.12) both;
}

@keyframes sharedPackPreviewReactionPop {
  0% { transform: translateY(0) scale(1); }
  38% { transform: translateY(-3px) scale(1.82); }
  62% { transform: translateY(0) scale(.92); }
  100% { transform: translateY(0) scale(1); }
}

@keyframes sharedPackPreviewCountPop {
  0% { transform: translateY(0) scale(1); }
  42% { transform: translateY(-1px) scale(1.22); }
  100% { transform: translateY(0) scale(1); }
}

@keyframes sharedPackPreviewButtonPop {
  0% { transform: translateY(0) scale(1); }
  44% { transform: translateY(-1px) scale(1.04); }
  100% { transform: translateY(0) scale(1); }
}

@keyframes sharedPackPreviewPinPop {
  0% { transform: translateY(0) rotate(0deg) scale(1); }
  45% { transform: translateY(-2px) rotate(-8deg) scale(1.25); }
  100% { transform: translateY(0) rotate(0deg) scale(1); }
}

html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-tag,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-tag {
  border-color: rgba(196, 181, 253, .42);
  background: rgba(109, 40, 217, .28);
  color: #ddd6fe;
  box-shadow: none;
}

html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-tag .shared-pack-meta-icon,
html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-tag-label,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-tag .shared-pack-meta-icon,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-tag-label {
  color: #ddd6fe;
}

html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-badge,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-badge {
  border-color: color-mix(in srgb, var(--line, #344054) 70%, var(--text, #f9fafb) 12%);
  background: color-mix(in srgb, var(--theme-ui-tint, var(--accent-soft, #1d3558)) 28%, var(--surface-elevated, #111827) 72%);
  color: color-mix(in srgb, var(--text, #f9fafb) 92%, #fff 8%);
}

html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-system-histology,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-system-histology {
  border-color: rgba(74, 222, 128, .32);
  background: rgba(22, 101, 52, .34);
  color: #bbf7d0;
}

html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-system-anatomy,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-system-anatomy {
  border-color: rgba(96, 165, 250, .34);
  background: rgba(30, 64, 175, .34);
  color: #bfdbfe;
}

html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-result-title,
html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-author-text strong,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-result-title,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-author-text strong {
  color: var(--text, #f9fafb);
}

html[data-theme="dark"] #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-primary,
html[data-theme="dark"] #sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-primary:not(.disabled):not(:disabled) {
  border-color: rgba(125, 211, 252, .36);
  background: linear-gradient(180deg, #54bff5 0%, #2f9cdb 100%);
  color: #061827;
}

@container (max-width: 680px) {
  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-result-title,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-result-title {
    font-size: 34px;
  }

  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-footer,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-footer {
    grid-template-columns: 1fr;
  }

  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-social-row,
  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-social-row,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-actions {
    justify-content: start;
  }
}

@container (max-width: 500px) {
  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-result-title,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-result-title {
    font-size: 28px;
  }

  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-actions {
    grid-template-columns: max-content max-content 40px;
  }
}

@media (max-width: 640px) {
  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-actions {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 40px !important;
    justify-content: stretch !important;
    width: 100% !important;
  }

  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-primary,
  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-actions .btn-secondary,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-primary,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-actions .btn-secondary {
    width: 100% !important;
    min-width: 0 !important;
  }

  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-panel {
    position: fixed !important;
    top: auto !important;
    right: max(12px, env(safe-area-inset-right)) !important;
    bottom: max(12px, env(safe-area-inset-bottom)) !important;
    left: max(12px, env(safe-area-inset-left)) !important;
    width: auto !important;
    max-height: min(46dvh, 360px) !important;
    overflow-y: auto !important;
    overscroll-behavior: contain !important;
    border-radius: 18px !important;
    -webkit-overflow-scrolling: touch;
  }

  #tab-export #sharedPackPreviewCard.shared-pack-preview-card .shared-pack-card-menu-panel button,
  #sharedPackBrowseCard .shared-pack-result .shared-pack-card-menu-panel button {
    min-height: 44px !important;
  }
}

@media (max-width: 1180px) {
  #tab-export .shared-pack-publish-body {
    grid-template-columns: 1fr;
  }
}