/* Theme palettes. The base is light; dark is applied either by the OS
   preference (theme = auto, the default) or forced by the theme toggle,
   which puts `light`/`dark` on <html> (see web/src/theme.rs). Keep the two
   dark blocks in sync. */
:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --panel: #ffffff;
  --text: #1a1d21;
  --muted: #6b7280;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-border: #1d4ed8;
  --danger: #ef4444;
  --danger-border: #dc2626;
  --border: #e5e7eb;
  --topbar-h: 48px;
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.5' stroke-linecap='square'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
}

:root.dark {
  color-scheme: dark;
  --bg: #0f1115;
  --panel: #171a20;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #60a5fa;
  --accent-hover: #3b82f6;
  --accent-border: #79b5fc;
  --danger: #f87171;
  --danger-border: #fa8b8b;
  --border: #2a2f3a;
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2.5' stroke-linecap='square'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
}

@media (prefers-color-scheme: dark) {
  :root:not(.light) {
    color-scheme: dark;
    --bg: #0f1115;
    --panel: #171a20;
    --text: #e5e7eb;
    --muted: #9ca3af;
    --accent: #60a5fa;
    --accent-hover: #3b82f6;
    --accent-border: #79b5fc;
    --danger: #f87171;
    --danger-border: #fa8b8b;
    --border: #2a2f3a;
  --select-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%239ca3af' stroke-width='2.5' stroke-linecap='square'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  }
}

* {
  box-sizing: border-box;
  /* The design language is sharp: everything stays square. */
  border-radius: 0;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

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

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 24px;
}

.center-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  text-align: center;
}

.auth-card {
  width: 100%;
  max-width: 380px;
}

.auth-card h1 {
  margin: 0 0 8px;
  font-size: 22px;
}

.auth-logo {
  width: 44px;
  height: 44px;
  margin-bottom: 12px;
}

.auth-card p {
  margin: 0 0 20px;
  font-size: 13px;
}

.field {
  display: block;
  margin-bottom: 14px;
}

.field span {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 4px;
}

input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

input:focus {
  outline: 2px solid var(--accent);
  outline-offset: -1px;
}

/* Square checkboxes — native controls are rounded, the theme is sharp. */
input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  margin: 0;
  padding: 0;
  flex: none;
  border: 1px solid var(--border);
  background: var(--panel);
  cursor: pointer;
  position: relative;
  vertical-align: -3px;
}

input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent-border);
}

input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

button {
  font: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 9px 14px;
}

button:hover {
  border-color: var(--muted);
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

.btn-primary {
  width: 100%;
  background: var(--accent);
  /* One step away from the fill, per theme (see palette above), so the
     button's edge reads the same as on neutral buttons. */
  border-color: var(--accent-border);
  color: #fff;
  font-weight: 600;
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-border);
}

.error {
  color: var(--danger);
  font-size: 13px;
  min-height: 18px;
  margin: 0 0 10px;
}

/* layout (signed-in): full-width topbar, then sidebar + content below */

.layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  flex: none;
  position: sticky;
  top: 0;
  z-index: 130;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

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

.icon-btn.nav-toggle {
  display: none;
}

.body-row {
  flex: 1;
  display: flex;
  align-items: stretch;
}

/* ---- sidebar ---- */

.sidebar {
  flex: none;
  width: 224px;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border-right: 1px solid var(--border);
  position: sticky;
  top: var(--topbar-h);
  height: calc(100vh - var(--topbar-h));
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  white-space: nowrap;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.brand:hover {
  opacity: 0.8;
}

.brand-name {
  overflow: hidden;
  text-overflow: ellipsis;
}

.logo {
  width: 26px;
  height: 26px;
  flex: none;
  display: block;
}

.nav {
  flex: 1;
  overflow-y: auto;
  padding: 14px 8px 16px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sidebar-user {
  padding: 0 10px 2px;
  font-size: 14px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  padding: 0 10px 6px;
}

/* Section header with a right-aligned action (the Files refresh). */
.nav-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 4px;
}

.nav-section-head .nav-section-label {
  flex: 1;
  padding-bottom: 2px;
}

.nav-section-refresh {
  color: var(--muted);
  background: none;
  border-color: transparent;
  padding: 3px 5px;
}

.nav-section-refresh:hover {
  color: var(--text);
  border-color: var(--border);
}

.nav-tab {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  width: 100%;
  margin-bottom: 2px;
  padding: 8px 10px;
  text-align: left;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 14px;
}

.nav-tab:hover {
  background: var(--bg);
  color: var(--text);
}

.nav-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.ic-tab {
  width: 18px;
  height: 18px;
  flex: none;
}

.nav-tab.active .icon {
  color: #fff;
}

.nav-tab-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-tab-note {
  flex: none;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 5px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--muted);
}

.nav-tab.active .nav-tab-note {
  background: rgb(255 255 255 / 18%);
  border-color: rgb(255 255 255 / 30%);
  color: #fff;
}

.nav-backdrop {
  display: none;
}

/* Sidebar footer: theme toggle, log out, and the project version.
   Sits at the bottom of the sidebar, below the manage section. */
.sidebar-footer {
  flex: none;
  border-top: 1px solid var(--border);
  padding: 8px;
}

.sidebar-footer .nav-tab {
  margin-bottom: 0;
}

.sidebar-action.logout {
  color: var(--danger);
}

.sidebar-action.logout:hover {
  color: var(--danger);
}

.sidebar-version {
  margin-top: 8px;
  padding: 0 10px;
  font-size: 11.5px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.badge {
  font-size: 11px;
  padding: 2px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--muted);
}

.content {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 20px;
}

/* While a file is open the app is a fixed-height frame: the file view
 * (editor, image, …) scrolls inside, the page itself never grows. */
.layout.file-mode {
  height: 100vh;
  overflow: hidden;
}

.layout.file-mode .body-row {
  min-height: 0;
}

/* Narrow screens: the sidebar becomes an off-canvas drawer that only
   covers the content, below the (always visible) topbar. */
@media (max-width: 860px) {
  .sidebar {
    position: fixed;
    top: var(--topbar-h);
    bottom: 0;
    left: 0;
    right: auto;
    height: auto;
    z-index: 120;
    transform: translateX(-100%);
    transition: transform 0.15s ease;
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 0 0 48px rgb(0 0 0 / 35%);
  }

  .nav-backdrop {
    display: block;
    position: fixed;
    top: var(--topbar-h);
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 110;
    background: rgb(0 0 0 / 40%);
  }

  .icon-btn.nav-toggle {
    display: inline-flex;
  }

  .content {
    padding: 14px;
  }
}

/* ---- file browser ---- */

.browser {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
}

.ic-folder {
  color: var(--accent);
}

.ic-muted {
  color: var(--muted);
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 6px 0 12px;
  font-size: 15px;
  flex-wrap: wrap;
}

.crumb {
  cursor: pointer;
  color: var(--muted);
  padding: 3px 6px;
}

.crumb:hover {
  color: var(--text);
  background: var(--panel);
}

.crumb.current {
  color: var(--text);
  font-weight: 600;
  cursor: default;
  background: none;
}

.crumb-sep {
  color: var(--muted);
  padding: 0 1px;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding-bottom: 12px;
}

.toolbar-right {
  display: flex;
  gap: 6px;
}

.icon-btn {
  padding: 7px 9px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
}

.icon-btn:hover {
  border-color: var(--muted);
}

.icon-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.ic-btn {
  width: 18px;
  height: 18px;
  color: inherit;
}

.entries-area {
  flex: 1;
  min-height: 240px;
}

.center-note {
  text-align: center;
  padding: 48px 0;
}

.error-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--danger);
  font-size: 14px;
}

/* root tiles were replaced by the sidebar's folder tabs */

/* grid view */

.entries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}

.tile {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 16px 10px 12px;
  text-align: center;
  cursor: pointer;
  user-select: none;
}

.tile:hover {
  border-color: var(--muted);
}

.tile-icon {
  width: 42px;
  height: 42px;
  margin: 0 auto 10px;
  display: block;
}

.tile-name {
  font-size: 13px;
  line-height: 1.3;
  word-break: break-word;
}

/* list view */

.entries-list {
  background: var(--panel);
  border: 1px solid var(--border);
  overflow: hidden;
}

.row {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) 90px 150px;
  gap: 12px;
  align-items: center;
  padding: 9px 14px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  font-size: 14px;
  user-select: none;
}

.row:last-child {
  border-bottom: none;
}

.row:hover {
  background: var(--bg);
}

.row-icon {
  width: 20px;
  height: 20px;
}

.row-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.row-size,
.row-date {
  font-size: 13px;
  text-align: right;
}

@media (max-width: 640px) {
  .row {
    grid-template-columns: 28px minmax(0, 1fr) 90px;
  }

  .row-date {
    display: none;
  }
}

/* context menu */

.ctx-menu {
  position: fixed;
  z-index: 100;
  min-width: 190px;
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 5px;
  box-shadow: 0 8px 24px rgb(0 0 0 / 18%);
}

.ctx-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  font-size: 14px;
  cursor: pointer;
}

.ic-ctx {
  width: 18px;
  height: 18px;
  flex: none;
}

.ctx-item:hover {
  background: var(--bg);
}

.ctx-item.disabled {
  opacity: 0.45;
  cursor: default;
}

.ctx-item.disabled:hover {
  background: none;
}

/* toolbar selection actions (top right) */

.sel-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

.sel-actions .icon-btn:disabled {
  opacity: 0.45;
  cursor: default;
}

.sel-actions .icon-btn:disabled:hover {
  border-color: var(--border);
  color: var(--muted);
}

.sel-more-wrap {
  position: relative;
}

.sel-more-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  z-index: 100;
  min-width: 190px;
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 5px;
  box-shadow: 0 8px 24px rgb(0 0 0 / 18%);
}

.sel-more-menu.hidden {
  display: none;
}

/* selection actions in the top bar */

.topbar .sel-actions {
  min-height: 0;
}

.topbar .sel-actions .icon-btn {
  padding: 5px 7px;
}

/* selection highlight in the grid and list */

.tile.selected {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--panel));
}

.row.selected {
  background: color-mix(in srgb, var(--accent) 12%, var(--panel));
  box-shadow: inset 2px 0 0 var(--accent);
}

/* settings tabs (profile / server) */

.settings-tabs {
  display: flex;
  gap: 8px;
}

.settings-tab-btn {
  padding: 7px 14px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.settings-tab-btn:hover {
  border-color: var(--muted);
  color: var(--text);
}

.settings-tab-btn.active {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
}

/* toast */

.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 200;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 11px 16px;
  font-size: 14px;
  box-shadow: 0 8px 24px rgb(0 0 0 / 18%);
  max-width: 320px;
}

.toast-error {
  background: color-mix(in srgb, var(--danger) 12%, var(--panel));
  border-color: var(--danger-border);
  color: var(--danger);
}


/* ---- modals ---- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgb(0 0 0 / 45%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal {
  width: 440px;
  max-width: calc(100vw - 32px);
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: 0 12px 44px rgb(0 0 0 / 35%);
}

.modal.picker {
  width: 520px;
}

.modal-title {
  margin: 0 0 12px;
  font-size: 16px;
}

.modal-label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 6px;
}

.modal .input {
  width: 100%;
  box-sizing: border-box;
  margin-bottom: 16px;
}

.modal-label.error,
.dialog-error {
  color: var(--danger);
  font-size: 13px;
}

.dialog-error {
  margin-top: 8px;
}

.modal-message {
  white-space: pre-line;
  font-size: 14px;
  margin: 0 0 8px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 16px;
}

.btn-danger {
  background: var(--danger);
  /* A visible border (one step away from the fill, per theme) so the
     button's edge reads the same as on neutral buttons. */
  border-color: var(--danger-border);
  color: #fff;
}

.btn-danger:hover {
  background: color-mix(in srgb, var(--danger) 85%, black);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.conflict-list {
  max-height: 200px;
  overflow-y: auto;
  margin: 8px 0;
  padding-left: 20px;
  font-size: 13px;
}

.picker-roots {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.root-opt {
  font-size: 13px;
}

.root-opt.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.picker-current {
  font-size: 13px;
  margin: 0 0 8px;
}

.picker-crumbs {
  margin-bottom: 8px;
}

.picker-entries {
  max-height: 240px;
  overflow-y: auto;
  border: 1px solid var(--border);
}

.picker-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  cursor: pointer;
}

.picker-row:hover {
  background: var(--bg);
}

/* ---------------------------------------------------------------------------
 * Full-page file view (preview / editor / "no preview"). The top bar carries
 * the title + actions; the content area below is edge to edge.
 * ------------------------------------------------------------------------- */
.content.file-open {
  padding: 0;
  overflow: hidden;
}

/* The browser stays mounted (state, fetch callback) but hidden. */
.content.file-open .browser {
  display: none;
}

.file-view {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.file-title {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.file-title-icon {
  width: 18px;
  height: 18px;
  flex: none;
  color: var(--muted);
}

.file-title-name {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

.file-close {
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 6px 8px;
}

.file-close:hover {
  color: var(--text);
  background: var(--bg);
}
.preview-body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  display: flex;
  background: var(--bg);
}
.preview-img {
  max-width: 100%;
  max-height: 100%;
  display: block;
  margin: auto;
}
.preview-pdf {
  width: 100%;
  height: 100%;
  border: none;
  background: #fff;
}
.preview-video {
  width: 100%;
  max-height: 100%;
  background: #000;
}
.preview-audio {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 24px;
}
.preview-audio audio {
  width: 100%;
  max-width: 480px;
}

/* CodeMirror (text editor) */
.cm-container {
  height: 100%;
}
.cm-container .cm-editor {
  height: 100%;
}
/* Load/save failure: dims the editor and shows the message in a card
 * (the top-bar Save button stays reachable to retry). */
.cm-error {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgb(0 0 0 / 45%);
}

.cm-error-card {
  position: relative;
  max-width: 440px;
  min-width: 200px;
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: 0 12px 44px rgb(0 0 0 / 35%);
}

.cm-error-close {
  position: absolute;
  top: 7px;
  right: 7px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 3px;
}

.cm-error-close:hover {
  color: var(--text);
  background: var(--bg);
}

.cm-error-close .ic-btn {
  width: 16px;
  height: 16px;
}

.cm-error-text {
  padding: 16px 40px 16px 20px;
  font-size: 14px;
  text-align: center;
  overflow-wrap: anywhere;
}

/* ---------------------------------------------------------------------------
 * Text editor (full page; title/save/close live in the top bar)
 * ------------------------------------------------------------------------- */
.file-editor {
  flex: 1;
  min-height: 0;
  display: flex;
  position: relative;
  background: var(--bg);
}
.file-editor .cm-container {
  width: 100%;
  height: 100%;
}
/* "No preview" fallback (binaries, archives). */
.file-nopreview {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.file-nopreview .btn-primary {
  width: auto;
  margin-top: 14px;
}
/* Conflict / discard dialogs render above the file view. */
.editor-sub-overlay {
  z-index: 101;
  background: rgb(0 0 0 / 25%);
}

/* ---------------------------------------------------------------------------
 * Download format dialog
 * ------------------------------------------------------------------------- */
.dl-formats {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 8px;
}
.dl-fmt {
  justify-content: flex-start;
}

/* ---------------------------------------------------------------------------
 * Item info dialog
 * ------------------------------------------------------------------------- */
.info-list {
  margin: 8px 0 16px;
  display: grid;
  grid-template-columns: 90px 1fr;
  row-gap: 8px;
  column-gap: 12px;
}
.info-list dt {
  color: var(--muted);
}
.info-list dd {
  margin: 0;
  word-break: break-word;
}

/* ---------------------------------------------------------------------------
   Shares (milestone 6)
   --------------------------------------------------------------------------- */

.share-modal {
  width: 480px;
}

.share-link-row {
  display: flex;
  gap: 8px;
  margin: 12px 0;
}

.share-link-input {
  flex: 1;
  font-family: ui-monospace, monospace;
  font-size: 12.5px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  min-width: 0;
}

.share-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 4px 0 14px;
  font-size: 14px;
}

.share-check input {
  width: 16px;
  height: 16px;
}

.share-expiry-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
}

.share-expiry-row label {
  font-size: 13px;
  color: var(--muted);
  min-width: 52px;
}

.share-expiry-row select,
.share-expiry-row input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font: inherit;
}

.share-expiry-note {
  margin: 4px 0 0;
  font-size: 12.5px;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12.5px;
}

.icon-btn-sm {
  padding: 4px 6px;
}

/* "Your shares" manage view */

.shares-view {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}

.view-header {
  margin-bottom: 16px;
}

.view-header .admin-section-title {
  margin-bottom: 0;
}

.view-hint {
  margin: 4px 0 0;
  font-size: 13px;
  max-width: 64ch;
}

.share-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.share-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--panel);
}

.share-item-main {
  min-width: 0;
}

.share-item-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ic-row {
  width: 18px;
  height: 18px;
  flex: none;
}

.share-item-meta {
  font-size: 12px;
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.share-item-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

/* ------------------------------------------------------------------ */
/* Admin (milestone 7)                                                */
/* ------------------------------------------------------------------ */

.admin-view {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}

.admin-section-title {
  margin: 0 0 14px;
  font-size: 15px;
}

.users-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.users-header .admin-section-title {
  margin-bottom: 0;
}

.users-header .btn-primary {
  width: auto;
}

.user-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
}

.user-row-main {
  min-width: 0;
}

.user-row-name {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 14px;
  flex-wrap: wrap;
}

.ic-admin {
  width: 16px;
  height: 16px;
  flex: none;
}

.user-row-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.badge-off {
  background: color-mix(in srgb, var(--danger) 15%, var(--panel));
  border-color: var(--danger);
  color: var(--danger);
}

.setting-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.setting-row input {
  margin-left: auto;
}

.setting-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
}

.setting-desc {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

/* Setting row whose control is a select, pushed to the right. */
.setting-row-select {
  cursor: default;
}

.setting-row-select > span {
  flex: 1;
}

.setting-row-select select {
  appearance: none;
  margin-left: auto;
  padding: 10px 42px 10px 12px;
  border: 1px solid var(--border);
  background-color: var(--panel);
  background-image: var(--select-arrow);
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 14px 14px;
  color: var(--text);
  font: inherit;
  max-width: 190px;
}

/* User create/edit form */

.user-form {
  width: 520px;
}

.field-input {
  width: 100%;
  box-sizing: border-box;
}

.field-hint {
  font-size: 12px;
  margin: -2px 0 8px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  margin-bottom: 12px;
  cursor: pointer;
}

.check-row input {
  width: auto;
}

.form-error {
  color: var(--danger);
  font-size: 13px;
  margin: 4px 0 8px;
}

.roots-editor {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.root-draft {
  display: flex;
  align-items: center;
  gap: 8px;
}

.root-draft-path {
  flex: 1;
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.root-draft-mode {
  width: auto;
  padding: 6px 8px;
}

.root-add {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

/* ------------------------------------------------------------------ */
/* Empty state + keyboard focus (milestone 8)                         */
/* ------------------------------------------------------------------ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 64px 20px;
  text-align: center;
}

.empty-glyph {
  width: 52px;
  height: 52px;
}

.empty-state h3 {
  margin: 0;
  font-size: 16px;
}

/* Visible keyboard focus on selectable file/folder entries. The ring is
   inset (negative offset) so the scroll container never clips it. */
.tile:focus-visible,
.row:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}