:root {
  --surface: var(--tblr-bg-surface);
  --surface-subtle: var(--tblr-bg-surface-secondary);
  --surface-hover: var(--tblr-bg-surface-tertiary);
  --border: var(--tblr-border-color);
  --border-strong: #b8c2d0;
  --text: var(--tblr-body-color);
  --muted: var(--tblr-muted);
  --muted-strong: #425166;
  --primary: var(--tblr-primary);
  --primary-rgb: var(--tblr-primary-rgb);
  --primary-soft: rgba(var(--tblr-primary-rgb), 0.09);
  --danger: var(--tblr-danger);
  --danger-soft: rgba(var(--tblr-danger-rgb), 0.08);

  --radius: 10px;
  --radius-xl: 14px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(24, 36, 51, 0.04), 0 1px 3px rgba(24, 36, 51, 0.06);
  --shadow-md: 0 4px 12px rgba(24, 36, 51, 0.08), 0 2px 4px rgba(24, 36, 51, 0.05);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.14), 0 4px 10px rgba(15, 23, 42, 0.08);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --dur: 180ms;

  --ring: 0 0 0 3px color-mix(in srgb, var(--primary) 22%, transparent);
  --ring-focus: 2px solid color-mix(in srgb, var(--primary) 55%, transparent);

  --mono: var(--tblr-font-monospace);

  --icon-color: var(--muted);
}

@media (prefers-color-scheme: dark) {
  :root {
    --border-strong: #465362;
    --muted-strong: #c0cad4;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.24), 0 1px 3px rgba(0, 0, 0, 0.32);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.34), 0 2px 4px rgba(0, 0, 0, 0.24);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.46), 0 4px 10px rgba(0, 0, 0, 0.28);
  }
}

:root[data-theme="light"] {
  --border-strong: #b8c2d0;
  --muted-strong: #425166;
}

:root[data-theme="dark"] {
  --border-strong: #465362;
  --muted-strong: #c0cad4;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.24), 0 1px 3px rgba(0, 0, 0, 0.32);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.34), 0 2px 4px rgba(0, 0, 0, 0.24);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.46), 0 4px 10px rgba(0, 0, 0, 0.28);
}

/* ---------- base polish ---------- */
::selection {
  background: var(--primary-soft);
}

*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

*::-webkit-scrollbar-thumb {
  border: 3px solid transparent;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--muted) 40%, transparent);
  background-clip: padding-box;
}

*::-webkit-scrollbar-thumb:hover {
  background: color-mix(in srgb, var(--muted) 60%, transparent);
  background-clip: padding-box;
}

*::-webkit-scrollbar-track {
  background: transparent;
}

* {
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--muted) 45%, transparent) transparent;
}

/* ---------- navbar ---------- */
.navbar {
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 0;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--border) 85%, transparent),
    0 4px 16px rgba(15, 23, 42, 0.05);
}

.navbar-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
}

.navbar-brand {
  transition: opacity var(--dur) var(--ease);
}

.navbar-brand:hover {
  opacity: 0.88;
}

.navbar-brand .avatar {
  background-image: linear-gradient(180deg, color-mix(in srgb, var(--primary) 88%, #fff), var(--primary));
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

/* ---------- page header ---------- */
.page-header {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(240px, 380px);
  gap: 16px;
  align-items: center;
  margin-bottom: 16px;
}

.path-zone {
  min-width: 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 4px;
  min-width: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.35;
}

.breadcrumb a,
.breadcrumb b {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: var(--radius-pill);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.breadcrumb a {
  color: var(--muted);
}

.breadcrumb a:hover {
  color: var(--primary);
  background: var(--surface-subtle);
  text-decoration: none;
}

.breadcrumb b {
  color: var(--text);
  background: var(--surface-subtle);
  font-weight: 600;
}

.breadcrumb .separator {
  color: color-mix(in srgb, var(--muted) 70%, transparent);
  font-weight: 400;
}

.path-subtitle {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.searchbar {
  min-width: 0;
}

.searchbar .form-control {
  border-radius: var(--radius-pill);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.searchbar .form-control:focus {
  border-color: color-mix(in srgb, var(--primary) 55%, var(--border));
  box-shadow: var(--ring);
}

/* ---------- cards & panels ---------- */
.toolbar,
.selection-bar,
.uploads-panel,
.index-page,
.editor-page {
  margin-bottom: 14px;
}

.card {
  border-radius: var(--radius-xl);
  border-color: color-mix(in srgb, var(--border) 90%, transparent);
  box-shadow: var(--shadow-sm);
}

.card-header {
  border-bottom-color: color-mix(in srgb, var(--border) 90%, transparent);
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 10px 12px;
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-right {
  margin-left: auto;
}

/* ---------- buttons ---------- */
.btn {
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease),
    color var(--dur) var(--ease), filter var(--dur) var(--ease);
}

.btn-icon {
  border-radius: var(--radius-pill);
}

.btn-outline-secondary {
  border-color: color-mix(in srgb, var(--border) 95%, transparent);
}

.btn-outline-secondary:hover {
  background: var(--surface-subtle);
  border-color: var(--border-strong);
}

.btn-primary {
  background-image: linear-gradient(180deg, color-mix(in srgb, var(--primary) 92%, #fff), var(--primary));
  box-shadow: 0 1px 2px rgba(var(--primary-rgb), 0.28);
}

.btn-primary:hover {
  filter: brightness(1.05);
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.34);
}

.btn-outline-danger {
  border-color: color-mix(in srgb, var(--danger) 35%, transparent);
}

.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible,
.form-check-input:focus-visible,
.tab:focus-visible,
.sort-menu-item:focus-visible,
.player-menu-item:focus-visible,
a:focus-visible {
  outline: var(--ring-focus);
  outline-offset: 2px;
}

/* ---------- sort / player menus ---------- */
.sort-menu {
  position: relative;
}

.sort-menu-button {
  min-width: 144px;
  justify-content: flex-start;
  border-radius: var(--radius);
}

.sort-menu-button [data-sort-label] {
  flex: 1 1 auto;
  text-align: left;
}

.sort-menu-list,
.player-menu-list {
  position: fixed;
  z-index: 30;
  top: 0;
  left: 0;
  min-width: 148px;
  padding: 6px;
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
}

.player-menu-list {
  min-width: 238px;
}

.sort-menu-item,
.player-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 34px;
  padding: 0 10px;
  border: 0;
  border-radius: var(--tblr-radius);
  color: var(--text);
  background: transparent;
  cursor: pointer;
  text-align: left;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.player-menu-item svg {
  width: 17px;
  height: 17px;
}

.sort-menu-item:hover,
.sort-menu-item.active,
.player-menu-item:hover {
  color: var(--primary);
  background: var(--surface-subtle);
}

/* ---------- segmented view toggle ---------- */
.segmented {
  padding: 3px;
  border: 1px solid color-mix(in srgb, var(--border) 95%, transparent);
  border-radius: var(--radius-pill);
  background: var(--surface-subtle);
}

.segmented .view-toggle {
  border: 0;
  background: transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.segmented .view-toggle.active,
.segmented .view-toggle.is-active {
  color: var(--primary);
}

/* ---------- selection bar ---------- */
.selection-bar {
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--radius-pill);
  color: var(--muted-strong);
}

/* ---------- uploads ---------- */
.upload-list {
  display: grid;
  gap: 10px;
}

.upload-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  border-radius: var(--radius);
  background: var(--surface-subtle);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.upload-item:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
}

.upload-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
}

.upload-meta {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.progress-track {
  height: 7px;
  margin-top: 8px;
  overflow: hidden;
  border-radius: var(--radius-pill);
  background: var(--surface-hover);
}

.progress-bar {
  border-radius: inherit;
  background: linear-gradient(90deg, color-mix(in srgb, var(--primary) 80%, #fff), var(--primary));
  transition: width 0.25s var(--ease);
}

.upload-actions {
  display: flex;
  gap: 6px;
}

/* ---------- file index ---------- */
.index-page {
  overflow: hidden;
}

.file-table th,
.file-table td {
  height: 52px;
}

.file-table th {
  text-transform: none;
  letter-spacing: 0;
  background: color-mix(in srgb, var(--surface-subtle) 70%, transparent);
}

.file-table tbody tr {
  transition: background var(--dur) var(--ease);
}

.file-table tbody tr:hover {
  background: var(--surface-hover);
}

.file-table tbody tr:hover td:first-child {
  box-shadow: inset 2px 0 0 var(--primary);
}

.select-cell {
  width: 42px;
}

.number-cell {
  text-align: right !important;
  font-variant-numeric: tabular-nums;
}

.actions-cell {
  width: 188px;
  text-align: right !important;
}

.file-name {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.file-name a,
.file-name span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-name [data-icon] {
  flex: 0 0 auto;
}

.file-name a {
  transition: color var(--dur) var(--ease);
}

.file-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
}

/* icon coloring by kind (list rows) */
.file-table tbody tr[data-kind] .file-name svg {
  color: var(--icon-color);
}

/* ---------- grid view ---------- */
.grid-view {
  padding: 16px;
}

.file-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));
  gap: 14px;
}

.file-card {
  position: relative;
  display: grid;
  gap: 10px;
  min-height: 148px;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  border-radius: var(--radius-xl);
  background: var(--surface-subtle);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.file-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
  box-shadow: var(--shadow-md);
}

.file-card .select-box {
  position: absolute;
  top: 10px;
  right: 10px;
}

.file-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--icon-color) 14%, transparent);
  color: var(--icon-color);
  display: grid;
  place-items: center;
}

.file-card-icon.icon-lg svg {
  width: 28px;
  height: 28px;
}

.file-card-name {
  min-width: 0;
  overflow-wrap: anywhere;
  font-weight: 700;
}

.file-card-name a {
  transition: color var(--dur) var(--ease);
}

.file-card-meta {
  color: var(--muted);
  font-size: 12px;
}

.file-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
}

/* ---------- icon kind palette ---------- */
.file-table tbody tr[data-kind="folder"],
.file-card[data-kind="folder"] {
  --icon-color: var(--primary);
}
.file-table tbody tr[data-kind="image"],
.file-card[data-kind="image"] {
  --icon-color: #2fb344;
}
.file-table tbody tr[data-kind="video"],
.file-card[data-kind="video"] {
  --icon-color: #a548d9;
}
.file-table tbody tr[data-kind="audio"],
.file-card[data-kind="audio"] {
  --icon-color: #e8590c;
}
.file-table tbody tr[data-kind="pdf"],
.file-card[data-kind="pdf"] {
  --icon-color: var(--danger);
}
.file-table tbody tr[data-kind="archive"],
.file-card[data-kind="archive"] {
  --icon-color: #f59f00;
}
.file-table tbody tr[data-kind="office"],
.file-card[data-kind="office"] {
  --icon-color: #1864ab;
}
.file-table tbody tr[data-kind="text"],
.file-card[data-kind="text"] {
  --icon-color: var(--muted-strong);
}

/* ---------- empty state ---------- */
.empty-state {
  display: grid;
  place-items: center;
  gap: 10px;
  min-height: 280px;
  padding: 32px;
  color: var(--muted);
  text-align: center;
}

.empty-state [data-icon] {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: var(--radius-pill);
  background: var(--primary-soft);
  color: var(--primary);
}

.empty-state [data-icon] svg {
  width: 34px;
  height: 34px;
}

.empty-state strong {
  color: var(--text);
}

/* ---------- editor page ---------- */
.editor-page {
  overflow: hidden;
}

.editor-toolbar {
  align-items: center;
}

.file-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.file-heading [data-editor-icon] {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  background: var(--primary-soft);
  color: var(--primary);
}

.file-heading [data-editor-icon] svg {
  width: 22px;
  height: 22px;
}

.file-heading h1 {
  margin: 0;
  overflow-wrap: anywhere;
  font-size: 18px;
}

.file-heading p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.preview-tabs {
  margin: 0 16px;
  gap: 4px;
}

.tab {
  position: relative;
  transition: color var(--dur) var(--ease);
}

.tab.active,
.tab.is-active {
  border-color: var(--primary);
}

.viewer {
  margin-top: 0;
}

.editor {
  width: 100%;
  min-height: calc(100vh - 220px);
  padding: 16px;
  color: var(--text);
  background: var(--surface-subtle);
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
  resize: vertical;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.editor:focus {
  border-color: color-mix(in srgb, var(--primary) 55%, var(--border));
  box-shadow: var(--ring);
}

.preview-pane,
.not-editable {
  min-height: calc(100vh - 220px);
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  border-radius: var(--radius);
  background: var(--surface-subtle);
}

.preview-pane {
  overflow: auto;
  padding: 20px;
}

.preview-pane iframe,
.preview-pane object,
.preview-pane img,
.preview-pane video,
.preview-pane audio {
  max-width: 100%;
}

.preview-pane iframe,
.pdf-viewer {
  width: 100%;
  min-height: calc(100vh - 260px);
  border: 0;
  border-radius: calc(var(--radius) - 2px);
  background: #fff;
}

.pdf-viewer {
  display: block;
  height: calc(100vh - 260px);
}

.preview-fallback {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  color: var(--muted-strong);
}

.preview-fallback p {
  margin: 0;
}

.preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.preview-actions .btn {
  gap: 6px;
}

.preview-empty {
  display: grid;
  align-items: center;
}

.preview-empty .preview-fallback {
  margin-top: 0;
}

.preview-pane pre {
  overflow: auto;
  margin: 0;
  font-family: var(--mono);
}

.preview-pane table {
  width: 100%;
  border-collapse: collapse;
}

.preview-pane th,
.preview-pane td {
  padding: 8px;
  border: 1px solid var(--border);
}

.not-editable {
  display: grid;
  place-items: center;
  padding: 28px;
  color: var(--muted);
  text-align: center;
}

/* ---------- icons ---------- */
[data-icon] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
}

[data-icon] svg,
.breadcrumb svg,
.file-name svg,
.file-actions svg,
.file-card svg,
.toolbar svg,
.editor-toolbar svg,
.upload-actions svg,
.theme-toggle svg,
.upload-queue-button svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

.theme-toggle [data-theme-icon] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.icon-lg svg {
  width: 34px;
  height: 34px;
}

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .navbar-row {
    align-items: flex-start;
    flex-direction: column;
    padding: 10px 0;
  }

  .navbar {
    position: static;
  }

  .navbar-tools {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .page-header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .container-xl {
    width: min(100% - 20px, 1440px);
  }

  .page-wrapper {
    padding: 10px 0;
  }

  .navbar-row {
    align-items: center;
    flex-direction: row;
    min-height: 56px;
    padding: 8px 0;
  }

  .navbar-brand {
    gap: 8px;
    font-size: 17px;
  }

  .navbar-tools {
    width: auto;
    margin-left: auto;
    justify-content: flex-end;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .upload-queue-button {
    position: relative;
    width: 38px;
    min-width: 38px;
    padding: 0;
  }

  .upload-queue-button > span:not([data-icon]):not(.badge) {
    display: none;
  }

  .upload-queue-button .badge {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 18px;
    min-height: 18px;
    padding: 0 5px;
    border: 2px solid var(--surface);
    font-size: 10px;
  }

  .logout-btn .user-name {
    display: none;
  }

  .page-header {
    gap: 10px;
    margin-bottom: 10px;
  }

  .breadcrumb {
    gap: 2px;
    overflow-x: auto;
    padding-bottom: 2px;
    font-size: 12px;
    scrollbar-width: none;
  }

  .breadcrumb::-webkit-scrollbar {
    display: none;
  }

  .breadcrumb a,
  .breadcrumb b {
    min-height: 24px;
    padding: 0 8px;
  }

  .path-subtitle {
    margin-top: 3px;
    font-size: 12px;
  }

  .searchbar .form-control {
    min-height: 40px;
  }

  .toolbar {
    flex-wrap: nowrap;
    align-items: center;
    justify-content: flex-start;
    min-height: 0;
    overflow-x: auto;
    padding: 8px;
    gap: 8px;
    scrollbar-width: none;
  }

  .toolbar::-webkit-scrollbar {
    display: none;
  }

  .toolbar-group,
  .toolbar-right {
    flex: 0 0 auto;
    width: auto;
    margin-left: 0;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .toolbar .btn {
    min-height: 38px;
  }

  .toolbar .btn-icon {
    width: 38px;
    min-width: 38px;
  }

  .sort-menu-button {
    min-width: 132px;
    min-height: 38px;
  }

  .sort-menu-list {
    min-width: 160px;
  }

  .table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .file-table {
    min-width: 620px;
    table-layout: fixed;
  }

  .file-table th,
  .file-table td {
    height: 46px;
    padding: 0 6px;
    font-size: 12px;
  }

  .select-cell {
    width: 34px;
  }

  .file-table th:nth-child(2),
  .file-table td:nth-child(2) {
    width: 172px;
  }

  .file-table th:nth-child(3),
  .file-table td:nth-child(3) {
    width: 58px;
  }

  .file-table th:nth-child(4),
  .file-table td:nth-child(4) {
    width: 96px;
  }

  .number-cell {
    width: 62px;
    white-space: nowrap;
  }

  .actions-cell {
    width: 154px;
  }

  .file-name {
    gap: 7px;
  }

  .file-name a,
  .file-name span {
    font-size: 13px;
  }

  .file-actions {
    gap: 4px;
  }

  .file-actions .btn-icon {
    width: 28px;
    min-width: 28px;
    min-height: 28px;
  }

  .file-actions svg {
    width: 15px;
    height: 15px;
  }

  .editor-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }
}