:root,
[data-theme='light'] {
  color-scheme: light;
  --veslo-dark-surface: #1c2025;
  --veslo-dark-sidebar: #181c21;
  --veslo-accent-dark: #79b8bb;
  --veslo-radius-control: 8px;
  --veslo-radius-surface: 10px;
  --veslo-radius-composer: 14px;
  --veslo-content-width: 960px;
  --veslo-ink: #202830;
  --veslo-blue: #202830;
  --veslo-accent: #276f74;
  --veslo-accent-hover: #205f63;
  --veslo-accent-strong: #23696e;
  --veslo-on-accent: #ffffff;
  --veslo-accent-ring: rgba(39, 111, 116, 0.16);
  --veslo-canvas: #f8f9fa;
  --veslo-surface: #f8f9fa;
  --veslo-sidebar: #f0f3f4;
  --veslo-surface-solid: #ffffff;
  --veslo-line: #dce2e6;
  --veslo-line-soft: #e7ecef;
  --veslo-muted: #5e6b76;
  --veslo-hover: #e7ecef;
  --veslo-active: #e0eeef;
  --veslo-msg-hover: rgba(32, 40, 48, 0.035);
  --veslo-code-bg: #eef1f3;
  --veslo-danger: #b83345;
  --veslo-composer-shadow: 0 2px 8px rgba(32, 40, 48, 0.04);
}

[data-theme='dark'] {
  color-scheme: dark;
  --veslo-ink: #dce1e5;
  --veslo-blue: #dce1e5;
  --veslo-accent: var(--veslo-accent-dark);
  --veslo-accent-hover: #91c7ca;
  --veslo-accent-strong: #79b8bb;
  --veslo-on-accent: #142a2c;
  --veslo-accent-ring: rgba(121, 184, 187, 0.18);
  --veslo-canvas: var(--veslo-dark-surface);
  --veslo-surface: var(--veslo-dark-surface);
  --veslo-sidebar: var(--veslo-dark-sidebar);
  --veslo-surface-solid: #24292f;
  --veslo-line: #353d46;
  --veslo-line-soft: #2b323a;
  --veslo-muted: #9ca7b3;
  --veslo-hover: #252c33;
  --veslo-active: #273b3e;
  --veslo-msg-hover: rgba(220, 225, 229, 0.035);
  --veslo-code-bg: #181d22;
  --veslo-danger: #f2919c;
  --veslo-composer-shadow: 0 2px 8px rgba(10, 14, 18, 0.12);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='dark']):not([data-theme='light']) {
    color-scheme: dark;
    --veslo-ink: #dce1e5;
    --veslo-blue: #dce1e5;
    --veslo-accent: var(--veslo-accent-dark);
    --veslo-accent-hover: #91c7ca;
    --veslo-accent-strong: #79b8bb;
    --veslo-on-accent: #142a2c;
    --veslo-accent-ring: rgba(121, 184, 187, 0.18);
    --veslo-canvas: var(--veslo-dark-surface);
    --veslo-surface: var(--veslo-dark-surface);
    --veslo-sidebar: var(--veslo-dark-sidebar);
    --veslo-surface-solid: #24292f;
    --veslo-line: #353d46;
    --veslo-line-soft: #2b323a;
    --veslo-muted: #9ca7b3;
    --veslo-hover: #252c33;
    --veslo-active: #273b3e;
    --veslo-msg-hover: rgba(220, 225, 229, 0.035);
    --veslo-code-bg: #181d22;
    --veslo-danger: #f2919c;
    --veslo-composer-shadow: 0 2px 8px rgba(10, 14, 18, 0.12);
  }
}

:root,
:root:not([data-theme='dark']):not([data-theme='light']),
[data-theme='light'],
[data-theme='dark'] {
  --bg: var(--veslo-canvas);
  --panel: var(--veslo-surface-solid);
  --sidebar-bg: var(--veslo-sidebar);
  --surface-elevated: var(--veslo-surface-solid);
  --border: var(--veslo-line);
  --text: var(--veslo-ink);
  --muted: var(--veslo-muted);
  --accent: var(--veslo-accent);
  --accent-hover: var(--veslo-accent-hover);
  --on-accent: var(--veslo-on-accent);
  --nav-active-bg: var(--veslo-active);
  --nav-hover-bg: var(--veslo-hover);
  --inbound: var(--veslo-canvas);
  --outbound: var(--veslo-active);
  --msg-hover: var(--veslo-msg-hover);
  --sender-you: var(--veslo-accent-strong);
  --code-bg: var(--veslo-code-bg);
  --code-border: var(--veslo-line);
  --inline-code-fg: var(--veslo-accent-strong);
  --mention-user-fg: var(--veslo-accent-strong);
  --mention-user-bg: var(--veslo-active);
  --mention-here-fg: var(--veslo-ink);
  --mention-here-bg: var(--veslo-active);
  --link: var(--veslo-accent-strong);
  --danger: var(--veslo-danger);
}

html,
body,
button,
input,
textarea,
select {
  font-family:
    'DM Sans',
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
}

body {
  background: var(--veslo-surface);
  color: var(--veslo-ink);
  font-weight: 400;
  letter-spacing: -0.01em;
}

::selection {
  color: var(--veslo-ink);
  background: color-mix(in srgb, var(--veslo-accent) 28%, var(--veslo-surface));
}

* {
  scrollbar-color: color-mix(in srgb, var(--veslo-ink) 20%, transparent) transparent;
  scrollbar-width: thin;
}

.layout,
.main,
.main-body,
.chat-column,
.messages {
  background: var(--veslo-surface);
}

.sidebar {
  background: var(--veslo-sidebar);
  border-right-color: var(--veslo-line);
  box-shadow: none;
}

.sidebar-header,
.header {
  border-bottom-color: var(--veslo-line);
}

.sidebar-header {
  padding: 0 12px 0 14px;
  background: var(--veslo-sidebar);
}

.sidebar-header h1.veslo-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  overflow: visible;
  color: var(--veslo-ink);
  font-size: calc(17px * var(--app-font-scale, 1));
  font-weight: 500;
  letter-spacing: -0.02em;
}

.auth-screen h1.veslo-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--veslo-ink);
  font-weight: 500;
  letter-spacing: -0.03em;
}

.veslo-brand-mark {
  display: block;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  border-radius: 5px;
  box-shadow: none;
}

.sidebar-hide-btn,
.sidebar-show-btn,
.composer-attach,
.composer-send {
  border-radius: var(--veslo-radius-control);
}

.sidebar-show-btn {
  top: 4px;
  left: 8px;
  width: auto;
  min-width: 84px;
  height: 44px;
  gap: 8px;
  padding: 0 12px;
  background: var(--veslo-surface);
  border-color: var(--veslo-line);
  font-size: calc(13px * var(--app-font-scale, 1));
  font-weight: 500;
  white-space: nowrap;
}

.sidebar-show-btn::after {
  content: 'Menu';
}

html[lang|='cs' i] .sidebar-show-btn::after {
  content: 'Nabídka';
}

.layout--sidebar-collapsed .header {
  padding-left: 112px;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  padding: 10px 0;
}

.sidebar-nav > .nav-section:first-child {
  order: 1;
}

.sidebar-nav > .hint {
  display: none;
}

.layout .sidebar .nav-room-add[hidden] {
  display: none;
}

.nav-section {
  margin-bottom: 12px;
}

.nav-section-label,
.composer-preview-kind,
.attachment-chip-kind {
  color: var(--veslo-muted);
  font-family: 'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: calc(10px * var(--app-font-scale, 1));
  font-weight: 500;
  letter-spacing: 0.12em;
  line-height: 1.4;
}

.nav-section-label {
  padding: 10px 16px 6px;
}

.nav-item,
.nav-room-caret,
.nav-room-add,
.nav-thread-item,
.nav-thread-delete,
.nav-thread-rename-btn {
  color: var(--veslo-muted);
}

.nav-item,
.nav-thread-item {
  font-size: calc(13px * var(--app-font-scale, 1));
  letter-spacing: -0.005em;
}

.nav-room-header,
.nav-thread-row {
  border-right-width: 3px;
  border-right-color: transparent;
}

.nav-room-header:hover,
.nav-thread-row:hover,
.nav-item:hover {
  color: var(--veslo-ink);
  background: var(--nav-hover-bg);
}

.nav-room-header.active,
.nav-thread-row.active,
.nav-item.active {
  color: var(--veslo-accent-strong);
  background: var(--nav-active-bg);
  border-right-color: var(--veslo-accent);
}

.nav-room-header.active .nav-room-item,
.nav-thread-row.active .nav-thread-item {
  color: var(--veslo-accent-strong);
  font-weight: 600;
}

.nav-room-item {
  padding-top: 9px;
  padding-bottom: 9px;
}

.layout .sidebar .nav-room-item {
  gap: 6px;
  padding-left: 0;
}

@media (min-width: 769px) and (min-height: 481px), (min-width: 769px) and (hover: hover) {
  .layout .sidebar .nav-room-header:has(.nav-project-agent) > :is(.nav-room-caret, .nav-room-caret-spacer) {
    width: 16px;
  }
}

.nav-thread-item {
  padding-top: 8px;
  padding-bottom: 8px;
}

.nav-unread-badge {
  min-width: 18px;
  border-radius: 6px;
  color: var(--on-accent);
  background: var(--veslo-accent);
  font-family: 'DM Mono', ui-monospace, monospace;
  font-weight: 500;
}

.nav-thread-rename {
  border-color: var(--veslo-accent);
  border-radius: var(--veslo-radius-control);
  background: var(--veslo-surface-solid);
  box-shadow: 0 0 0 2px var(--veslo-accent-ring);
}

.header {
  padding: 0 clamp(18px, 3vw, 36px);
  background: var(--veslo-surface);
}

.header h2 {
  color: var(--veslo-ink);
  font-size: calc(15px * var(--app-font-scale, 1));
  font-weight: 500;
  letter-spacing: -0.015em;
}

.messages {
  padding: 24px 18px 12px;
  padding-inline: max(18px, calc((100% - var(--veslo-content-width)) / 2));
  scroll-padding-bottom: 120px;
}

.msg {
  margin: 0 -10px;
  padding: 4px 10px;
  border-radius: var(--veslo-radius-control);
  line-height: 1.6;
  transition: background-color 160ms ease;
}

.msg:hover {
  background: var(--msg-hover);
}

.msg-time {
  color: var(--veslo-muted);
  font-family: 'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: calc(11px * var(--app-font-scale, 1));
  letter-spacing: 0.01em;
}

.msg-sender {
  color: var(--veslo-blue);
  font-size: calc(14px * var(--app-font-scale, 1));
  font-weight: 500;
  letter-spacing: -0.01em;
}

.msg-text,
.formatted-message {
  color: var(--veslo-ink);
  font-size: calc(14px * var(--app-font-scale, 1));
}

.formatted-message th,
.formatted-message td {
  overflow-wrap: normal;
  word-break: normal;
}

.formatted-message .markdown-table-wrap .inline-code {
  white-space: nowrap;
}

/* An open document's chat panel is phone-narrow at every size (side panel 360-400px,
   overlay, full screen on phones). Use the packaged client's phone message rows there:
   time, sender and the run action on one line, the text, attachments and cards on the
   full width below, instead of the desktop row that leaves the text ~100px. */
.chat-column--document-panel .msg {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  column-gap: 0.5rem;
  align-items: baseline;
}

.chat-column--document-panel .msg-time,
.chat-column--document-panel .msg-time-wrap {
  grid-column: 1;
  grid-row: 1;
}

.chat-column--document-panel .msg-sender {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.chat-column--document-panel .msg-text {
  grid-column: 1 / -1;
  grid-row: 2;
  width: 100%;
}

.chat-column--document-panel .msg-turn {
  --msg-work-affordance-width: 6.25rem;
}

.chat-column--document-panel .msg-work-affordance {
  grid-column: 3;
  grid-row: 1;
  flex-basis: auto;
  justify-self: end;
  align-self: baseline;
  max-width: 100%;
}

.chat-column--document-panel .msg-turn--work-linked .msg-work-affordance {
  grid-area: auto; /* absolutely positioned: the linked run rail spans the whole message */
}

.chat-column--document-panel .msg-date-separator {
  width: 100%;
}

.mention,
.mention-user,
.composer-engaged-chip {
  border-radius: 5px;
  color: var(--veslo-accent-strong);
  background: var(--nav-active-bg);
  font-weight: 500;
}

.interactive-card,
.attachment-drawer,
.msg-attachment-file,
.composer-preview-file,
.composer-preview-text {
  border-color: var(--veslo-line);
  border-radius: var(--veslo-radius-surface);
  background: var(--veslo-surface-solid);
  box-shadow: none;
}

.interactive-card-title {
  color: var(--veslo-blue);
  font-weight: 500;
}

.interactive-card-btn,
.btn {
  border-radius: var(--veslo-radius-control);
  color: var(--on-accent);
  background: var(--veslo-accent);
  font-weight: 500;
}

.interactive-card-btn:hover:not(:disabled),
.interactive-card-btn:focus-visible:not(:disabled),
.btn:hover:not(:disabled) {
  background: var(--veslo-accent-hover);
}

.btn.secondary:hover:not(:disabled) {
  color: var(--veslo-ink);
  background: var(--nav-hover-bg);
  border-color: var(--veslo-muted);
}

.inline-code,
.code-block,
pre,
code {
  border-color: var(--veslo-line);
  border-radius: var(--veslo-radius-control);
  font-family: 'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

.composer {
  padding: 12px clamp(18px, 4vw, 48px) 16px;
  border-top-color: var(--veslo-line);
  background: var(--veslo-surface);
}

.composer-box,
.composer-inbox-hint {
  width: 100%;
  max-width: var(--veslo-content-width);
  margin-inline: auto;
  border-color: var(--veslo-line);
  border-radius: var(--veslo-radius-composer);
  background: var(--veslo-surface-solid);
  box-shadow: var(--veslo-composer-shadow);
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease;
}

.composer-box:focus-within {
  border-color: var(--veslo-accent);
  box-shadow:
    0 0 0 2px var(--veslo-accent-ring),
    var(--veslo-composer-shadow);
}

.composer textarea {
  color: var(--veslo-ink);
  caret-color: var(--veslo-accent);
  font-size: calc(14px * var(--app-font-scale, 1));
  line-height: 1.5;
}

.composer textarea::placeholder {
  color: var(--veslo-muted);
  opacity: 1;
}

.composer-attach,
.composer-send {
  width: 32px;
  height: 32px;
}

.composer-attach:hover:not(:disabled) {
  color: var(--veslo-ink);
  background: var(--nav-hover-bg);
}

.composer-send {
  color: var(--on-accent);
  background: var(--veslo-accent);
}

.composer-send:hover:not(:disabled) {
  color: var(--on-accent);
  background: var(--veslo-accent-hover);
}

.composer-send:disabled {
  color: var(--veslo-muted);
  background: var(--nav-hover-bg);
  opacity: 1;
}

.sidebar-footer {
  padding: 12px 16px 14px;
  border-top-color: var(--veslo-line);
  background: var(--veslo-sidebar);
}

.theme-toggle {
  --toggle-track: var(--veslo-canvas);
  --toggle-thumb: var(--veslo-surface-solid);
  --toggle-icon: var(--veslo-muted);
  --toggle-icon-active: var(--veslo-ink);
  border-color: var(--veslo-line);
  border-radius: var(--veslo-radius-control);
  background: var(--toggle-track);
}

.theme-toggle-thumb {
  border: 1px solid var(--veslo-line);
  border-radius: 6px;
  box-shadow: 0 1px 3px color-mix(in srgb, var(--veslo-ink) 8%, transparent);
}

.theme-toggle button {
  padding: 6px 0;
}

/* VESLO_THEME_LAYOUT_FIX_START */
/* Keep localized appearance choices readable across mixed packaged-client versions. */
.theme-toggle-option-label {
  overflow-wrap: normal;
  white-space: nowrap;
}

.general-settings {
  width: min(1120px, 100%);
}

.general-settings .theme-toggle:not(.language-toggle) {
  width: 480px;
  max-width: 100%;
}

@container (max-width: 820px) {
  .general-settings-row {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .general-settings .theme-toggle:not(.language-toggle),
  .general-settings .language-toggle {
    width: 100%;
  }
}
/* VESLO_THEME_LAYOUT_FIX_END */

.sidebar-logout-btn {
  border-color: var(--veslo-line);
  border-radius: var(--veslo-radius-control);
}

a,
.formatted-message a {
  color: var(--veslo-accent-strong);
  text-decoration-color: color-mix(in srgb, var(--veslo-accent) 40%, transparent);
  text-underline-offset: 0.16em;
}

button,
a,
input,
textarea,
select,
summary,
[tabindex] {
  outline-color: var(--veslo-accent);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--veslo-accent);
  outline-offset: 2px;
}

.auth-screen,
.login-form {
  color: var(--veslo-ink);
  background: var(--veslo-surface);
}

.login-form,
.login-provider-btn,
.login-field input,
.login-submit {
  border-color: var(--veslo-line);
  border-radius: var(--veslo-radius-control);
}

.veslo-mobile-nav-toggle,
.veslo-mobile-nav-close {
  display: none;
}

@media (max-width: 768px), (max-height: 480px) and (orientation: landscape) and (hover: none) {
  html,
  body,
  #root,
  .layout,
  .main {
    width: 100%;
    min-width: 0;
    height: 100dvh;
    min-height: 100dvh;
    overflow: hidden;
  }

  body.veslo-mobile-nav-locked {
    overflow: hidden;
  }

  .layout {
    position: relative;
  }

  .main,
  .main-body,
  .chat-column {
    width: 100%;
    min-width: 0;
    max-width: 100vw;
    height: 100%;
    min-height: 0;
    overflow: hidden;
  }

  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 120;
    width: min(86vw, 320px) !important;
    max-width: 320px;
    height: 100dvh;
    min-height: 100dvh;
    padding-left: env(safe-area-inset-left);
    border-right: 1px solid var(--veslo-line);
    pointer-events: none;
    visibility: hidden;
    transform: translate3d(-100%, 0, 0);
    box-shadow: none;
    transition:
      transform 200ms ease,
      box-shadow 200ms ease,
      visibility 0s linear 200ms;
  }

  .layout .sidebar:is(:hover, :focus-within) {
    width: min(86vw, 320px) !important;
    box-shadow: none;
  }

  .layout.veslo-mobile-nav-open .sidebar,
  .layout.veslo-mobile-nav-open .sidebar:is(:hover, :focus-within) {
    display: flex;
    pointer-events: auto;
    visibility: visible;
    transform: translate3d(0, 0, 0);
    box-shadow: 18px 0 50px rgba(0, 25, 50, 0.2);
    transition-delay: 0s;
  }

  .layout::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 110;
    background: rgba(0, 25, 50, 0.38);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
      opacity 180ms ease,
      visibility 0s linear 180ms;
  }

  .layout.veslo-mobile-nav-open::before {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transition-delay: 0s;
  }

  .sidebar-show-btn,
  .sidebar-hide-btn,
  .sidebar-resize-handle {
    display: none !important;
  }

  .veslo-mobile-nav-toggle,
  .veslo-mobile-nav-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    min-width: 44px;
    height: 44px;
    min-height: 44px;
    padding: 0;
    border: 1px solid var(--veslo-line);
    border-radius: var(--veslo-radius-control);
    color: var(--veslo-ink);
    background: var(--veslo-surface);
    cursor: pointer;
  }

  .veslo-mobile-nav-toggle {
    position: absolute;
    top: calc(4px + env(safe-area-inset-top));
    left: calc(8px + env(safe-area-inset-left));
    z-index: 30;
  }

  /* Phone safe areas: the served page declares viewport-fit=cover, so the layout
     extends under the status bar, notch and home indicator. Top-anchored chrome
     (.layout .header, .layout .sidebar .sidebar-header, .settings-shell-header, which
     replaces the chat header while settings are open) keeps its background there and
     moves its content below the inset, the way native navigation bars do. Centered
     dialogs and their backdrops are padded so close controls never end up under the
     status bar or the home indicator. Keep comments out of the rules below: the theme
     test parses selectors textually. */
  .main {
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
  }

  .auth-screen {
    margin-top: calc(1.5rem + env(safe-area-inset-top));
  }

  .settings-shell-header {
    height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    min-height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    padding-top: env(safe-area-inset-top);
  }

  .skill-dialog-backdrop,
  .agent-data-source-backdrop,
  .project-dialog-backdrop {
    padding-top: calc(20px + env(safe-area-inset-top));
    padding-right: calc(20px + env(safe-area-inset-right));
    padding-bottom: calc(20px + env(safe-area-inset-bottom));
    padding-left: calc(20px + env(safe-area-inset-left));
  }

  .skill-dialog,
  .deleted-session-delete-dialog,
  .permission-termination-dialog {
    max-height: calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  }

  .veslo-mobile-nav-toggle svg,
  .veslo-mobile-nav-close svg {
    width: 22px;
    height: 22px;
  }

  .layout .header {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    min-height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    padding-top: env(safe-area-inset-top);
    padding-right: 16px;
    padding-left: 64px;
  }

  .layout.layout--document .veslo-mobile-nav-toggle {
    display: none;
  }

  .layout.layout--document .header {
    padding-left: 16px;
  }

  .layout.layout--document .document-topbar {
    padding-top: calc(6px + env(safe-area-inset-top));
    padding-left: calc(10px + env(safe-area-inset-left));
  }

  .header h2 {
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .layout .sidebar .sidebar-header {
    justify-content: space-between;
    height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    min-height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    padding: 0 8px 0 14px;
    padding-top: env(safe-area-inset-top);
  }

  .layout .sidebar .sidebar-header h1.veslo-brand {
    display: inline-flex;
    height: auto;
    margin: 0;
    padding: 0;
    border: 0;
    opacity: 1;
    overflow: visible;
  }

  .layout .sidebar .nav-section-label,
  .layout .sidebar .nav-thread-list,
  .layout .sidebar .hint {
    display: block;
  }

  .layout .sidebar .nav-item-label {
    display: block;
  }

  .layout .sidebar .nav-room-add {
    display: flex;
    opacity: 1;
  }

  .layout .sidebar .nav-item {
    justify-content: flex-start;
    gap: 10px;
    min-height: 44px;
    padding: 10px 16px;
  }

  .layout .sidebar .nav-room-item {
    position: static;
    gap: 6px;
    padding-left: 0;
  }

  .layout .sidebar .nav-unread-badge {
    position: static;
    min-width: 18px;
    margin-left: auto;
    padding: 1px 6px;
    font-size: calc(11px * var(--app-font-scale, 1));
    line-height: 16px;
  }

  .layout .sidebar .nav-working-dot {
    position: static;
    margin-left: auto;
  }

  .layout .sidebar .nav-working-dot + .nav-unread-badge {
    margin-left: 6px;
  }

  .layout .sidebar .sidebar-footer {
    padding: 12px 16px 14px;
    padding-bottom: calc(14px + env(safe-area-inset-bottom));
  }

  .layout .sidebar .nav-thread-delete,
  .layout .sidebar .nav-thread-rename-btn {
    display: flex;
    width: 44px;
    min-width: 44px;
    min-height: 44px;
    opacity: 1;
  }

  .layout .sidebar .nav-thread-item,
  .layout .sidebar .nav-thread-item-label {
    min-width: 0;
  }

  .layout .sidebar .nav-thread-row {
    min-width: 0;
    max-width: 100%;
  }

  .sidebar-nav {
    overscroll-behavior: contain;
  }

  .nav-room-header,
  .nav-thread-item,
  .nav-room-caret,
  .nav-room-add,
  .theme-toggle button,
  .sidebar-logout-btn {
    min-height: 44px;
  }

  .nav-room-caret,
  .nav-room-add {
    width: 44px;
    min-width: 44px;
  }

  .messages,
  .composer {
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }

  .messages {
    padding-right: 18px;
    padding-left: 18px;
    overflow-x: hidden;
  }

  .msg,
  .msg-text,
  .formatted-message,
  .interactive-card,
  .msg-attachments,
  .msg-attachment-file,
  .attachment-drawer,
  .attachment-drawer-body,
  .composer-box,
  .composer-input-row,
  .composer-previews,
  .composer-preview,
  .composer-preview-file,
  .composer-preview-text,
  .composer-preview-audio {
    min-width: 0;
    max-width: 100%;
  }

  .msg-text,
  .formatted-message,
  .interactive-card,
  .attachment-chip-name,
  .composer-preview-name,
  .composer-preview-snippet {
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .formatted-message pre,
  .formatted-message code,
  .formatted-message .markdown-table-wrap,
  .attachment-drawer-code,
  .attachment-drawer-csv-wrap {
    max-width: 100%;
    overflow-x: auto;
  }

  .msg-attachment-image img,
  .msg-attachment-video video,
  .msg-attachment-audio,
  .composer-preview img,
  .composer-preview video,
  .composer-preview audio {
    max-width: 100%;
  }

  .msg-attachment-image img,
  .msg-attachment-video video {
    height: auto;
  }

  .composer {
    padding-right: 16px;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
    padding-left: 16px;
  }

  .composer textarea {
    min-width: 0;
    max-width: 100%;
    font-size: max(16px, calc(16px * var(--app-font-scale, 1)));
  }

  .composer-attach,
  .composer-send {
    width: 44px;
    min-width: 44px;
    height: 44px;
    min-height: 44px;
  }
}

/* The packaged client makes the attachment preview full-screen in both phone
   orientations. Keep its controls and content clear of the display safe areas. */
@media (max-width: 480px) and (hover: none), (max-height: 480px) and (orientation: landscape) and (hover: none) {
  .right-drawer--mobile-fullscreen .right-drawer-header,
  .attachment-drawer .attachment-drawer-header {
    height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    min-height: calc(var(--panel-header-height) + env(safe-area-inset-top));
    padding-top: env(safe-area-inset-top);
    padding-left: calc(16px + env(safe-area-inset-left));
    padding-right: calc(16px + env(safe-area-inset-right));
  }

  .right-drawer--mobile-fullscreen .right-drawer-body,
  .attachment-drawer .attachment-drawer-body {
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}