/* Shared Talli application shell and default operating-surface primitives. */
:root {
  --app-sidebar-expanded: 232px;
  --app-sidebar-collapsed: 72px;
  --app-sidebar-width: var(--app-sidebar-expanded);
  color-scheme: light;
}

html[data-sidebar-collapsed="true"] {
  --app-sidebar-width: var(--app-sidebar-collapsed);
}

html {
  background: var(--ui-canvas);
  font-family: var(--ui-font);
}

body {
  color: var(--ui-ink);
  font-family: var(--ui-font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: var(--ui-selection);
  color: var(--ui-selection-ink);
}

:where(a, button, input, textarea, select, summary):focus-visible {
  outline: 2px solid var(--ui-focus);
  outline-offset: 3px;
}

:where(button, input, textarea, select) {
  font: inherit;
}

:where(button, a) {
  -webkit-tap-highlight-color: transparent;
}

:where(button, [role="button"]):disabled,
:where(button, [role="button"])[aria-disabled="true"] {
  cursor: not-allowed;
}

:where(time, [class*="font-mono"], [class*="tabular-nums"]) {
  font-variant-numeric: tabular-nums;
}

.app-shell {
  min-height: 100dvh;
  margin: 0;
  background: var(--ui-canvas);
  color: var(--ui-ink);
}

.app-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  display: flex;
  height: 100dvh;
  width: var(--app-sidebar-width);
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  overscroll-behavior: contain;
  padding: 18px 12px 14px;
  border-right: 1px solid color-mix(in srgb, var(--ui-rail-ink) 12%, transparent);
  background: var(--ui-rail);
  color: var(--ui-rail-ink);
  transition: width 180ms cubic-bezier(.2, .8, .2, 1), transform 180ms cubic-bezier(.2, .8, .2, 1);
}

.app-sidebar-header {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  margin: 0 2px 23px;
  flex: 0 0 auto;
}

.app-sidebar-brand {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
}

.app-sidebar-brand img {
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
}

.app-sidebar-brand .app-sidebar-brand-icon {
  display: none;
}

.app-sidebar-brand .app-sidebar-brand-wordmark {
  display: block;
  width: auto;
  height: 32px;
}

.app-sidebar-brand span {
  overflow: hidden;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -.2px;
  opacity: 1;
  white-space: nowrap;
  transition: opacity 120ms ease;
}

.app-sidebar-collapse,
.app-mobile-nav-toggle {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: var(--ui-radius-sm);
  background: transparent;
  color: var(--ui-rail-ink);
  cursor: pointer;
}

.app-sidebar-collapse:hover {
  background: var(--ui-rail-hover);
  color: #fff;
}

.app-sidebar-collapse svg,
.app-mobile-nav-toggle svg {
  width: 18px;
  height: 18px;
  stroke-width: 1.8;
}

.app-collapse-icon-collapsed {
  display: none;
}

.app-nav-section + .app-nav-section {
  margin-top: 21px;
}

.app-sidebar-navigation {
  min-height: 0;
  flex: 1 1 auto;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: none;
}

.app-sidebar-navigation::-webkit-scrollbar {
  display: none;
}

.app-nav-section-title {
  min-height: 14px;
  margin: 0 10px 7px;
  overflow: hidden;
  color: var(--ui-rail-ink);
  font-size: 10px;
  font-weight: 650;
  line-height: 1.4;
  white-space: nowrap;
}

.app-nav-list {
  display: grid;
  gap: 3px;
}

.app-nav-link,
.app-nav-action {
  display: flex;
  width: 100%;
  min-height: 40px;
  min-width: 0;
  align-items: center;
  gap: 12px;
  padding: 9px 11px;
  border: 0;
  border-radius: var(--ui-radius-md);
  background: transparent;
  color: var(--ui-rail-ink);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  text-align: left;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--ui-state-duration) ease, background-color var(--ui-state-duration) ease;
}

.app-nav-link:hover,
.app-nav-action:hover {
  background: var(--ui-rail-hover);
  color: #fff;
}

.app-nav-link.is-active {
  background: var(--ui-rail-active);
  color: #fff;
  font-weight: 600;
}

.app-nav-link.is-active .app-nav-icon {
  color: var(--ui-rail-accent);
}

.app-nav-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  stroke-width: 1.75;
}

.app-nav-label {
  overflow: hidden;
  opacity: 1;
  text-overflow: ellipsis;
  transition: opacity 120ms ease;
}

.app-sidebar-footer {
  display: grid;
  flex: 0 0 auto;
  gap: 3px;
  padding-top: 10px;
  border-top: 1px solid color-mix(in srgb, var(--ui-rail-ink) 14%, transparent);
}

.app-sidebar-footer form {
  width: 100%;
}

.app-sidebar-version {
  margin: 6px 11px 0;
  overflow: hidden;
  color: var(--ui-rail-ink);
  font-size: 10px;
  white-space: nowrap;
}

html[data-sidebar-collapsed="true"] .app-sidebar-brand span,
html[data-sidebar-collapsed="true"] .app-nav-label,
html[data-sidebar-collapsed="true"] .app-sidebar-version {
  width: 0;
  opacity: 0;
}

html[data-sidebar-collapsed="true"] .app-sidebar-brand span {
  display: none;
}

html[data-sidebar-collapsed="true"] .app-sidebar-brand .app-sidebar-brand-icon {
  display: block;
}

html[data-sidebar-collapsed="true"] .app-sidebar-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-inline: 2px;
}

html[data-sidebar-collapsed="true"] .app-sidebar-brand {
  width: 40px;
  height: 40px;
  justify-content: center;
  gap: 0;
}

html[data-sidebar-collapsed="true"] .app-sidebar-collapse {
  position: static;
  flex: 0 0 44px;
  border: 0;
  border-radius: var(--ui-radius-sm);
  background: transparent;
  color: var(--ui-rail-ink);
  box-shadow: none;
}

html[data-sidebar-collapsed="true"] .app-sidebar-collapse:hover {
  background: var(--ui-rail-hover);
  color: #fff;
}

html[data-sidebar-collapsed="true"] .app-collapse-icon-expanded,
html:not([data-sidebar-collapsed="true"]) .app-collapse-icon-collapsed {
  display: none;
}

html[data-sidebar-collapsed="true"] .app-collapse-icon-collapsed {
  display: block;
}

html[data-sidebar-collapsed="true"] .app-nav-section-title {
  height: 1px;
  min-height: 1px;
  margin: 12px 10px 8px;
  background: color-mix(in srgb, var(--ui-rail-ink) 13%, transparent);
  color: transparent;
}

html[data-sidebar-collapsed="true"] .app-nav-link,
html[data-sidebar-collapsed="true"] .app-nav-action {
  justify-content: center;
  gap: 0;
  padding-inline: 0;
}

.app-sidebar-backdrop {
  display: none;
}

.app-mobile-header {
  display: none;
}

.app-main {
  min-width: 0;
  min-height: 100dvh;
  margin-left: var(--app-sidebar-width);
  transition: margin-left 180ms cubic-bezier(.2, .8, .2, 1);
}

.app-content {
  width: min(100%, 1440px);
  margin-inline: auto;
  padding: 40px clamp(24px, 3.2vw, 48px) 56px;
}

.app-modal-host {
  transition-duration: 180ms !important;
}

/* Shared operating surfaces follow Mail's compact hierarchy and quiet chrome. */
:where(.app-content, .ui-surface-content, .app-modal-host) {
  font-size: 13px;
  line-height: 1.65;
}

:where(.app-content, .ui-surface-content, .app-modal-host) :where(.text-sm) {
  font-size: 13px;
}

:where(.app-content, .ui-surface-content, .app-modal-host) :where(.uppercase) {
  letter-spacing: normal !important;
  text-transform: none !important;
}

:where(.app-content, .ui-surface-content, .app-modal-host) :where(.rounded-xl, .rounded-2xl) {
  border-radius: var(--ui-radius-lg) !important;
}

:where(.app-content, .ui-surface-content, .app-modal-host) :where(.shadow-sm, .shadow-md) {
  box-shadow: none !important;
}

:where(.app-content, .ui-surface-content) h1 {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -.65px;
  line-height: 1.4;
}

:where(.app-content, .ui-surface-content) table {
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

:where(.app-content, .ui-surface-content) th {
  background: var(--ui-subtle);
  color: var(--ui-muted);
  font-size: 11px;
  font-weight: 600;
}

:where(.app-content, .ui-surface-content) :where(th, td) {
  padding: 13px 18px;
}

:where(.app-content, .ui-surface-content) tbody tr:focus-within {
  background: var(--ui-selected);
}

/* Row actions remain available to keyboard and touch users. */
:where(.app-content, .ui-surface-content) tr:focus-within .opacity-0 {
  opacity: 1;
}

.app-sidebar-attribution {
  margin: 14px 11px 0;
}

.app-sidebar-attribution img {
  display: block;
  width: 108px;
  height: auto;
}

html[data-sidebar-collapsed="true"] .app-sidebar-attribution {
  display: none;
}

.app-button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border: 0;
  border-radius: var(--ui-radius-md);
  background: var(--ui-accent);
  color: var(--ui-accent-foreground);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.app-button-primary:hover {
  background: var(--ui-accent-hover);
}

.app-button-primary:disabled {
  opacity: .5;
  cursor: not-allowed;
}

[data-row-action]:has([data-row-primary]) {
  cursor: pointer;
}

[data-row-action]:has([data-row-primary]):hover {
  background: var(--ui-hover);
}

.app-row-actions-cell {
  width: calc(var(--app-row-action-count, 2) * (var(--app-row-action-size, 32px) + 4px) + 36px);
  min-width: calc(var(--app-row-action-count, 2) * (var(--app-row-action-size, 32px) + 4px) + 36px);
  white-space: nowrap;
}

.app-row-actions {
  display: flex;
  min-width: calc(var(--app-row-action-count, 2) * (var(--app-row-action-size, 32px) + 4px) - 4px);
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
}

.app-row-actions > * {
  flex-shrink: 0;
}

.app-row-actions .app-row-actions {
  min-width: 0;
}

.app-icon-button {
  display: inline-flex;
  width: 32px;
  height: 32px;
  flex: 0 0 32px;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  border-radius: var(--ui-radius-sm);
  background: transparent;
  color: var(--ui-muted);
  cursor: pointer;
  text-decoration: none;
  transition: color var(--ui-state-duration) ease, background-color var(--ui-state-duration) ease;
}

.app-icon-button:hover {
  background: var(--ui-hover);
  color: var(--ui-ink);
}

.app-icon-button :where(svg, i) {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  stroke-width: 1.75;
}

.app-icon-button-danger {
  color: color-mix(in srgb, var(--ui-danger) 75%, var(--ui-muted));
}

.app-icon-button-danger:hover {
  background: var(--ui-danger-surface);
  color: var(--ui-danger);
}

.app-status {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  gap: 4px;
  padding: 2px 6px;
  border: 1px solid var(--ui-line);
  border-radius: 4px;
  background: var(--ui-subtle);
  color: var(--ui-muted);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.4;
  white-space: nowrap;
}

.app-status-success {
  border-color: var(--ui-success-line);
  background: var(--ui-success-surface);
  color: var(--ui-success);
}

.app-status-warning {
  border-color: var(--ui-warning-line);
  background: var(--ui-warning-surface);
  color: var(--ui-warning);
}

.app-status-danger {
  border-color: var(--ui-danger-line);
  background: var(--ui-danger-surface);
  color: var(--ui-danger);
}

/* Dynamiq's approved primary button: navy sweeps across the orange fill. */
:where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send) {
  position: relative;
  isolation: isolate;
  background-color: var(--ui-accent);
  color: var(--ui-accent-foreground);
  transition: translate 300ms cubic-bezier(.22, 1, .36, 1);
}

:where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send)::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background-image: linear-gradient(var(--ui-accent-hover), var(--ui-accent-hover));
  background-position: left;
  background-repeat: no-repeat;
  background-size: 0% 100%;
  pointer-events: none;
  transition: background-size 300ms cubic-bezier(.22, 1, .36, 1);
}

:where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send):is(:hover, :focus-visible, :active):not(:disabled):not([aria-disabled="true"]) {
  background-color: var(--ui-accent);
  color: var(--ui-accent-foreground);
}

:where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send):is(:hover, :focus-visible, :active):not(:disabled):not([aria-disabled="true"])::before {
  background-size: 100% 100%;
}

/* LinkLetters keeps each label's bold width reserved as the color/weight wave runs. */
.app-brand-link {
  --app-link-hover: var(--ui-accent);
  text-decoration: none !important;
}

.app-brand-link-inline {
  display: inline-block;
}

.app-brand-link[class*="text-ui-accent-ink"],
.mail-app .mail-text-link.app-brand-link,
.mail-app .mail-conversation-context a.app-brand-link {
  --app-link-hover: var(--ui-ink);
}

.app-link-accessible {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-link-word {
  white-space: nowrap;
}

.app-link-letter {
  display: inline-grid;
  white-space: pre;
}

.app-link-width,
.app-link-glyph {
  grid-column: 1;
  grid-row: 1;
}

.app-link-width {
  visibility: hidden;
  font-weight: 700;
}

.app-link-glyph {
  color: var(--app-link-rest);
  font-weight: var(--app-link-weight);
  transition: color 200ms ease-out, font-weight 200ms ease-out;
  transition-delay: var(--letter-out);
}

.app-brand-link:is(:hover, :focus-visible) .app-link-glyph {
  color: var(--app-link-hover);
  font-weight: 700;
  transition-delay: var(--letter-in);
}

@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  :where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send):hover:not(:disabled):not([aria-disabled="true"]) {
    translate: 0 -2px;
  }

  :where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send):active {
    translate: 0 0;
  }
}

@media (hover: none) {
  :where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send)::before {
    content: none;
  }

  :where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send):active:not(:disabled):not([aria-disabled="true"]) {
    opacity: .8;
  }
}

@media (hover: none), (prefers-reduced-motion: reduce) {
  :where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send),
  :where(.app-shell, .portal-app, .auth-page, .ui-surface-content) :is(button.bg-ui-accent, a.bg-ui-accent, .app-button-primary, .mail-compose-button, .mail-compose-send)::before {
    transition: none;
  }

  .app-link-glyph {
    transition: none;
    transition-delay: 0ms;
  }
}

.auth-page {
  display: grid;
  min-height: 100dvh;
  place-items: center;
  margin: 0;
  padding: 32px 20px;
  background: var(--ui-canvas);
}

.auth-shell { width: min(100%, 384px); }
.auth-brand { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 32px; }
.auth-brand img { width: auto; height: 36px; }
.auth-brand span { font-size: 22px; font-weight: 600; letter-spacing: -.5px; }
.auth-card { padding: 24px; border: 1px solid var(--ui-line); border-radius: var(--ui-radius-lg); background: var(--ui-surface); }
.auth-title { margin: 0 0 24px; font-size: 20px; font-weight: 600; letter-spacing: -.4px; }
.auth-form { display: grid; gap: 16px; }
.auth-field { display: grid; gap: 8px; }
.auth-label { color: var(--ui-muted); font-size: 12px; font-weight: 600; }
.auth-input { width: 100%; min-height: 42px; padding: 10px 12px; font-size: 13px; }
.auth-remember { display: flex; align-items: center; gap: 9px; color: var(--ui-muted); font-size: 12px; cursor: pointer; }
.auth-submit { width: 100%; min-height: 44px; }
.auth-notice { margin-bottom: 20px; padding: 12px; border: 1px solid; border-radius: var(--ui-radius-sm); font-size: 12px; }
.auth-notice.is-error { color: var(--ui-danger); background: var(--ui-danger-surface); border-color: var(--ui-danger-line); }
.auth-notice.is-success { color: var(--ui-success); background: var(--ui-success-surface); border-color: var(--ui-success-line); }
.auth-attribution { margin-top: 28px; color: var(--ui-muted); text-align: center; font-size: 11px; }
.auth-attribution img { width: 122px; height: auto; margin: 0 auto 12px; }

/* Match browser chrome to the working palette. */
:where(.app-shell, .portal-app, .auth-page) {
  scrollbar-color: var(--ui-border-strong) var(--ui-subtle);
  scrollbar-width: thin;
}

@media (hover: none) {
  :where(.app-content, .ui-surface-content) .group .opacity-0 { opacity: 1; }
}

@media (max-width: 1023px) {
  html[data-sidebar-collapsed="true"] .app-sidebar-attribution { display: block; }
}

.app-content > :first-child {
  min-width: 0;
}

.app-content h1 {
  color: var(--ui-ink);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -.65px;
}

.app-content h2,
.app-content h3 {
  color: var(--ui-ink);
  letter-spacing: -.25px;
}

.app-content :where(p, td, dd) {
  overflow-wrap: anywhere;
}

.app-content td,
.ui-surface-content td {
  overflow-wrap: normal;
  word-break: normal;
}

.app-content :where(.bg-white) {
  background-color: var(--ui-surface) !important;
}

.app-content :where(.bg-slate-50, .bg-slate-100) {
  background-color: var(--ui-subtle) !important;
}

.app-content :where(.border-slate-100, .border-slate-200, .border-slate-300) {
  border-color: var(--ui-line) !important;
}

.app-content :where(.shadow-sm, .shadow-md) {
  box-shadow: none !important;
}

.app-content :where(.rounded-xl, .rounded-2xl) {
  border-radius: var(--ui-radius-lg) !important;
}

.app-content :where(thead, thead *) {
  letter-spacing: normal !important;
  text-transform: none !important;
}

.app-content .uppercase {
  letter-spacing: normal !important;
  text-transform: none !important;
}

.app-content table {
  font-variant-numeric: tabular-nums;
}

.app-content tbody tr {
  transition: background-color var(--ui-state-duration) ease;
}

.app-content tbody tr:hover {
  background: var(--ui-subtle);
}

.app-content a:not([class*="bg-"]):not(.app-nav-link) {
  text-underline-offset: 3px;
}

.app-content .bg-\[\#ea7c28\] {
  background-color: var(--ui-accent) !important;
  color: var(--ui-accent-foreground) !important;
}

.app-content .bg-\[\#ea7c28\]:hover {
  background-color: var(--ui-accent-hover) !important;
}

.app-content .bg-\[\#ea7c28\] :where(svg, i) {
  color: inherit !important;
}

.app-shell:not(.mail-app) :where(input:not([type="button"]):not([type="submit"]):not([type="reset"]):not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="hidden"]), textarea, select:not(.ui-select-native)),
body:not(.app-shell):not(.mail-app) :where(input:not([type="button"]):not([type="submit"]):not([type="reset"]):not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="hidden"]), textarea, select:not(.ui-select-native)) {
  border-color: var(--ui-line);
  border-radius: var(--ui-radius-md);
  background: var(--ui-surface);
  color: var(--ui-ink);
  caret-color: var(--ui-accent);
  transition: border-color var(--ui-state-duration) ease, box-shadow var(--ui-state-duration) ease, background-color var(--ui-state-duration) ease;
}

.app-shell:not(.mail-app) :where(input:not([type="button"]):not([type="submit"]):not([type="reset"]):not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="hidden"]), textarea, select:not(.ui-select-native)):hover,
body:not(.app-shell):not(.mail-app) :where(input:not([type="button"]):not([type="submit"]):not([type="reset"]):not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="hidden"]), textarea, select:not(.ui-select-native)):hover {
  border-color: var(--ui-border-strong);
}

.app-shell:not(.mail-app) :where(input:not([type="button"]):not([type="submit"]):not([type="reset"]):not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="hidden"]), textarea, select:not(.ui-select-native)):focus,
body:not(.app-shell):not(.mail-app) :where(input:not([type="button"]):not([type="submit"]):not([type="reset"]):not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="hidden"]), textarea, select:not(.ui-select-native)):focus {
  border-color: color-mix(in srgb, var(--ui-accent) 72%, var(--ui-border-strong));
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ui-accent) 18%, transparent);
}

.app-shell :where(input, textarea, select)::placeholder,
body:not(.mail-app) :where(input, textarea)::placeholder {
  color: var(--ui-muted);
  opacity: .85;
}

.app-shell :where(input[type="checkbox"], input[type="radio"]) {
  accent-color: var(--ui-accent);
}

:where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden) {
  appearance: none;
  box-sizing: border-box;
  width: 16px;
  height: 16px;
  min-width: 16px;
  min-height: 16px;
  flex-shrink: 0;
  margin: 0;
  border: 1px solid var(--ui-border-strong);
  border-radius: 4px;
  background-color: var(--ui-surface);
  background-position: center;
  background-repeat: no-repeat;
  background-size: 14px 14px;
  vertical-align: middle;
  cursor: pointer;
  transition: background-color var(--ui-state-duration) ease, border-color var(--ui-state-duration) ease;
}

:where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden):hover:not(:disabled) {
  border-color: var(--ui-accent);
}

:where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden):is(:checked, :indeterminate) {
  border-color: var(--ui-accent);
  background-color: var(--ui-accent);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m3.5 8 3 3 6-6' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}

:where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden):indeterminate {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8h8' fill='none' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
}

:where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden):focus-visible {
  outline: 2px solid var(--ui-focus);
  outline-offset: 3px;
}

:where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden):disabled {
  border-color: var(--ui-line);
  background-color: var(--ui-subtle);
  cursor: not-allowed;
}

:where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden):disabled:is(:checked, :indeterminate) {
  border-color: var(--ui-disabled);
  background-color: var(--ui-disabled);
}

@media (forced-colors: active) {
  :where(.app-shell, .portal-app, .auth-page) input[type="checkbox"]:not(.hidden) {
    appearance: auto;
    border: revert;
    background: revert !important;
    accent-color: auto;
    forced-color-adjust: auto;
  }
}

@media (max-width: 1023px) {
  :root,
  html[data-sidebar-collapsed="true"] {
    --app-sidebar-width: 0px;
  }

  .app-mobile-header {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    min-height: 56px;
    align-items: center;
    gap: 11px;
    padding: max(8px, env(safe-area-inset-top)) 16px 8px;
    border-bottom: 1px solid var(--ui-line);
    background: color-mix(in srgb, var(--ui-surface) 96%, transparent);
  }

  .app-mobile-nav-toggle {
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
    color: var(--ui-ink);
  }

  .app-mobile-nav-toggle:hover {
    background: var(--ui-hover);
  }

  .app-mobile-brand {
    display: flex;
    align-items: center;
    gap: 9px;
    color: var(--ui-ink);
    font-size: 14px;
    font-weight: 650;
    text-decoration: none;
  }

  .app-mobile-brand img {
    width: auto;
    height: 27px;
  }

  .app-sidebar {
    width: min(282px, calc(100vw - 48px));
    max-width: 100%;
    padding-top: max(18px, env(safe-area-inset-top));
    padding-bottom: max(14px, env(safe-area-inset-bottom));
    box-shadow: 9px 0 28px #0d15252b;
    transform: translateX(-105%);
    visibility: hidden;
  }

  .app-sidebar-collapse {
    display: none;
  }

  html[data-sidebar-collapsed="true"] .app-sidebar-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  html[data-sidebar-collapsed="true"] .app-sidebar-brand {
    width: auto;
    height: auto;
    justify-content: flex-start;
  }

  html[data-sidebar-collapsed="true"] .app-sidebar-brand span,
  html[data-sidebar-collapsed="true"] .app-nav-label,
  html[data-sidebar-collapsed="true"] .app-sidebar-version {
    width: auto;
    opacity: 1;
  }


  html[data-sidebar-collapsed="true"] .app-sidebar-brand span {
    display: inline;
  }

  html[data-sidebar-collapsed="true"] .app-sidebar-brand .app-sidebar-brand-icon {
    display: none;
  }

  html[data-sidebar-collapsed="true"] .app-sidebar-brand {
    gap: 10px;
  }

  html[data-sidebar-collapsed="true"] .app-nav-section-title {
    height: auto;
    min-height: 14px;
    margin: 0 10px 7px;
    background: transparent;
    color: var(--ui-rail-ink);
  }

  html[data-sidebar-collapsed="true"] .app-nav-link,
  html[data-sidebar-collapsed="true"] .app-nav-action {
    justify-content: flex-start;
    gap: 12px;
    padding-inline: 11px;
  }

  .app-shell[data-sidebar-drawer-open="true"] .app-sidebar {
    transform: translateX(0);
    visibility: visible;
  }

  .app-sidebar-backdrop {
    position: fixed;
    inset: 0;
    z-index: 45;
    display: block;
    border: 0;
    background: #11182766;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity 180ms ease;
  }

  .app-shell[data-sidebar-drawer-open="true"] .app-sidebar-backdrop {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
  }

  .app-main {
    min-height: calc(100dvh - 56px);
    margin-left: 0;
  }

  .app-content {
    padding: 28px 20px 44px;
  }

  .mail-app .app-mobile-header {
    position: relative;
  }

  .mail-app .mail-main {
    height: calc(100dvh - 56px);
    min-height: 364px;
  }
}

@media (max-width: 640px) {
  .app-content {
    padding: 24px 16px 40px;
  }

  .app-content :where(button, [role="button"], input:not([type="hidden"]):not([type="checkbox"]):not([type="radio"]), textarea, select) {
    min-height: 44px;
  }

  :where(.app-shell, .portal-app, .auth-page) label:has(input[type="checkbox"]:not(.hidden)) {
    min-height: 44px;
  }

  .app-row-actions-cell {
    --app-row-action-size: 44px;
  }

  .app-icon-button {
    width: 44px;
    height: 44px;
    flex-basis: 44px;
  }
}

/* Shared table pagination stays compact and readable at every viewport width. */
.app-pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  margin-top: 16px;
  font-size: 14px;
}

.app-pagination-summary {
  flex: 0 0 auto;
  margin: 0;
  color: var(--ui-muted);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.app-pagination-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}

.app-page-link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  min-height: 36px;
  padding: 6px 10px;
  border: 1px solid var(--ui-line);
  border-radius: var(--ui-radius-md);
  color: var(--ui-ink);
  background: var(--ui-surface);
  white-space: nowrap;
  text-decoration: none;
  font-variant-numeric: tabular-nums;
}

a.app-page-link:hover {
  background: var(--ui-hover);
}

.app-page-link[aria-current="page"] {
  border-color: var(--ui-accent);
  background: var(--ui-accent);
  color: var(--ui-accent-foreground);
  font-weight: 600;
}

.app-page-link[aria-disabled="true"] {
  color: var(--ui-disabled);
  cursor: not-allowed;
}

.app-page-ellipsis {
  padding: 0 4px;
  color: var(--ui-muted);
}

.app-page-ellipsis-mobile {
  display: none;
}

@media (max-width: 640px) {
  .app-pagination {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .app-page-link {
    min-width: 40px;
    min-height: 44px;
  }

  .app-page-neighbor {
    display: none;
  }

  .app-page-ellipsis-mobile {
    display: inline;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-sidebar,
  .app-main,
  .app-sidebar-backdrop,
  .app-sidebar-brand span,
  .app-nav-label,
  .app-modal-host {
    transition-duration: .01ms !important;
  }
}