/* 08-mobile.css — responsive rules */
@media (pointer: coarse) {
  .messages-wrap:hover .custom-scrollbar {
    opacity: 0;
  }
  .custom-scrollbar.scrolling {
    opacity: 1;
  }
}

@media (pointer: coarse) {
  .custom-scrollbar {
    width: 18px;
    right: 0;
    opacity: 0;
  }
  .custom-scrollbar.active {
    opacity: 1;
  }
  .custom-scrollbar-thumb {
    width: 8px;
    right: 5px;
    min-height: 40px;
    border-radius: var(--radius-nav);
  }
  .custom-scrollbar-thumb:hover,
  .custom-scrollbar-thumb.dragging {
    width: 14px;
    right: 2px;
  }
}

@media (pointer: coarse) {
  .ask-confirm-btn { display: block; }
}

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

@media (max-width: 728px) {
  .sidebar-resizer {
    display: none;
  }

  .sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    width: min(85vw, 280px);
    min-width: min(85vw, 280px);
    max-width: 280px;
    z-index: 100;
    transform: translateX(-100%);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay {
    position: fixed; inset: 0;
    background: var(--mobile-sidebar-overlay-background);
    z-index: 99;
  }
  .menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
  }
  .msg { max-width: 100%; }
  .msg.assistant { width: 100%; }
  .input-area { padding: var(--space-lg) var(--space-md); padding-bottom: max(var(--space-lg), var(--safe-bottom)); }
  .messages { padding: var(--space-lg) var(--space-md); gap: var(--space-lg); }
  .session-item-actions { display: flex; }
  .session-item-btn { opacity: 1; }
  .project-group-actions { opacity: 1; }
  .app-topbar {
    padding: 0 var(--space-md);
    gap: var(--space-sm);
  }
  .app-topbar-brand {
    flex-shrink: 1;
    min-width: 0;
  }
  .app-topbar-brand strong {
    font-size: 12px;
  }
  .app-topbar-actions {
    gap: var(--space-xs);
    flex-shrink: 0;
  }
  .agent-tabs, .mode-tabs {
    display: none;
  }
  .mobile-topbar-bar {
    display: none;
  }
  .mobile-topbar-select {
    display: none !important;
  }
  .session-search-input {
    min-height: 44px;
  }
  .cmd-menu { left: var(--space-md); right: var(--space-md); transform: none; min-width: auto; bottom: 72px; }
  .option-picker { left: var(--space-md); right: var(--space-md); transform: none; min-width: auto; max-width: none; bottom: 72px; }
  .chat-title {
    font-size: 14px;
  }
  .chat-agent-context {
    font-family: var(--font-ui);
    font-size: 12px;
    letter-spacing: normal;
  }
  .chat-agent-menu {
    right: var(--space-md);
    min-width: 138px;
  }
  .chat-cwd {
    display: none;
  }
}

@media (max-width: 480px) {
  .chat-header {
    display: grid;
    grid-template-columns: 40px minmax(0, 1fr) auto;
    grid-template-areas: "menu title controls";
    align-items: center;
    gap: 8px;
    min-height: 52px;
    height: 52px;
    padding: 6px 10px;
  }
  .menu-btn { grid-area: menu; }
  .chat-header-copy {
    grid-area: title;
    width: 100%;
  }
  .chat-title {
    padding: 0;
    line-height: 1.43;
  }
  .chat-agent-context,
  .chat-session-meta {
    display: none;
  }
  .chat-toolbar {
    grid-area: controls;
    display: flex;
    gap: 6px;
    width: auto;
    min-width: 0;
  }
  .chat-runtime-state {
    position: absolute;
    top: calc(100% + 6px);
    right: 10px;
    min-height: 28px;
    padding: 4px 8px;
    z-index: 20;
  }
  .msg-avatar-col {
    width: 36px;
  }
  .msg.user .msg-avatar-col {
    width: 28px;
  }
  .msg-avatar {
    width: 28px;
    height: 28px;
  }
  .msg-avatar svg { width: 14px; height: 14px; }
  .msg-avatar-model { display: none; }
  .msg-bubble {
    padding: 9px 10px;
    font-size: 14px;
  }
  .msg.assistant .msg-bubble {
    flex: 1;
  }
  .msg-segment-text,
  .msg-segment-text.msg-segment-final { font-size: 14px; }
  .msg-segment-text.msg-segment-process,
  .msg-segment-text.msg-segment-thinking { font-size: 13px; }
  .code-block-wrapper pre code { font-size: 12px; }
  .input-wrapper {
    gap: 6px;
    padding: 6px 8px;
    box-shadow: none;
  }
  #msg-input {
    min-height: 44px;
    padding: 11px 0;
  }
  .attach-btn,
  .send-btn,
  .abort-btn {
    width: 44px;
    height: 44px;
  }
  .new-chat-btn,
  .new-chat-arrow { min-height: 44px; }
  .new-chat-arrow { width: 44px; }
  /* Mobile tool content overflow fix */
  .msg-process-group-summary,
  .tool-call summary,
  .tool-group-summary {
    min-height: 44px;
  }
  .tool-call-content {
    max-height: 180px;
    font-size: 12px;
    padding: var(--space-md) var(--space-sm);
  }
  .tool-call-code {
    font-size: 12px;
    padding: var(--space-md) 10px;
  }
  .code-block-wrapper {
    margin: var(--space-sm) 0;
  }
  .code-block-wrapper pre {
    padding: var(--space-md) 10px;
  }
}

@media (max-width: 728px) {
  .settings-panel { padding: 24px 20px; }
}

@media (max-width: 480px) {
  .settings-panel { width: 95%; padding: 20px 16px; }
  .settings-nav-card { padding: 13px 14px; }
  .settings-input-row { flex-direction: column; }
  .settings-field-action { width: 100%; min-height: 44px; }
  .settings-back,
  .settings-panel h3 .settings-close,
  .settings-header .settings-close {
    width: 44px;
    height: 44px;
  }
  .settings-actions button { min-height: 44px; }
  .modal-close-btn,
  .modal-btn-primary,
  .modal-btn-secondary,
  .modal-btn-danger {
    min-height: 44px;
  }
  .modal-close-btn {
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 728px) {
  .modal-panel-project {
    max-width: none;
  }
  .project-picker-head {
    align-items: flex-start;
    flex-direction: column;
  }
  .project-picker-actions {
    grid-template-columns: 1fr;
  }
  .dir-browser-manual,
  .dir-browser-create {
    flex-direction: column;
  }
  .dir-browser-manual .modal-text-input,
  .dir-browser-create .modal-text-input,
  .dir-browser-go-btn,
  .dir-browser-inline-cancel {
    width: 100%;
  }
  .dir-browser-list {
    min-height: 240px;
    max-height: 44vh;
  }
  .dir-browser-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }
  .dir-browser-toolbar-actions {
    width: 100%;
    justify-content: space-between;
  }
  .dir-browser-selection-hint {
    max-width: none;
    width: 100%;
  }
  .dir-browser-crumb,
  .dir-browser-crumb-current,
  .dir-browser-edit-btn,
  .dir-browser-go-btn,
  .dir-browser-inline-cancel,
  .dir-browser-create-btn {
    min-height: 44px;
  }
  .dir-browser-crumb,
  .dir-browser-crumb-current {
    min-width: 44px;
  }
}

@media (max-width: 480px) {
  .modal-body-project {
    gap: 16px;
  }
  .project-picker-item {
    padding: 14px 42px 14px 14px;
  }
  .project-picker-item-name,
  .dir-browser-current-name {
    font-size: 14px;
  }
  .dir-browser-pathbar {
    padding: 8px;
  }
}

@media (max-width: 768px), (pointer: coarse) {
  .git-panel-resizer {
    display: none !important;
  }

  .git-panel:not(.visible) {
    display: none !important;
  }

  #git-panel.visible {
    display: flex !important;
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    width: 100% !important;
    min-width: 0 !important;
    max-width: 100% !important;
    z-index: 200;
    border-left: none;
    border-top: 1px solid var(--color-hairline);
  }

  .git-panel-scroll {
    padding: 10px 10px calc(14px + var(--safe-bottom));
    background: var(--color-sidebar-mist);
  }

  .git-panel-toolbar {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 6px 10px 8px;
    background: var(--color-sidebar-mist);
  }

  .git-toolbar-group {
    display: grid;
    align-items: center;
    gap: 6px;
    padding: 3px;
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-cards);
    background: var(--color-pure-white);
  }

  .git-toolbar-worktree {
    grid-template-columns: 42px repeat(3, minmax(0, 1fr));
  }

  .git-toolbar-branches {
    grid-template-columns: 42px repeat(2, minmax(0, 1fr));
  }

  .git-toolbar-group-label {
    display: block;
    padding-left: 3px;
    color: var(--color-mid-ash);
    font-family: var(--font-ui);
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    white-space: nowrap;
  }

  .git-toolbar-btn,
  .git-toolbar-btn.primary {
    min-height: 34px;
    padding: 6px 5px;
    border: 1px solid var(--color-hairline);
    background: var(--color-sidebar-mist);
    font-size: 12px;
  }

  .git-toolbar-btn.primary {
    background: var(--color-graphite-ink);
    border-color: var(--color-graphite-ink);
    color: var(--color-pure-white);
  }

  .git-toolbar-btn.primary:hover:not(:disabled) {
    background: var(--color-graphite-ink);
    border-color: var(--color-graphite-ink);
    color: var(--color-pure-white);
  }

  .git-tree-list {
    gap: 0;
  }

  .git-tree-folder-header,
  .git-tree-file-row {
    gap: 7px;
    min-height: 0;
    padding: 7px 8px 7px calc(8px + var(--git-tree-depth, 0) * var(--git-tree-indent-step-mobile));
    border: 0;
    border-bottom: 1px solid var(--color-hairline);
    border-radius: 0;
    background: var(--color-pure-white);
  }

  .git-tree-folder-leading,
  .git-tree-file-main {
    width: auto;
  }

  .git-tree-folder-trailing,
  .git-tree-folder-badges,
  .git-tree-file-trailing,
  .git-tree-file-actions {
    justify-content: flex-start;
  }

  .git-panel-status-summary {
    align-items: center;
    padding: 9px 10px;
  }

  .git-panel-status-badges,
  .git-tree-folder-trailing,
  .git-tree-badges {
    justify-content: flex-start;
  }

  .git-tree-children {
    gap: 0;
    margin: 0;
    padding: 0;
    border-left: 0;
  }

  .git-tree-folder-rail,
  .git-tree-file-leading {
    flex-basis: 16px;
    width: 16px;
  }

  .git-tree-file-row {
    display: grid;
    grid-template-columns: 16px minmax(0, 1fr) auto;
    align-items: center;
  }

  .git-tree-file-head {
    flex-direction: row;
    align-items: center;
    gap: 5px;
  }

  .git-tree-file-name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
  }

  .git-tree-file-meta {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 11px;
  }

  .git-tree-file-actions {
    width: auto;
    gap: 4px;
    justify-content: flex-end;
  }

  .git-tree-action-btn,
  .git-tree-stage-btn {
    min-height: 34px;
    padding: 5px 8px !important;
    border: 1px solid var(--color-hairline) !important;
    background: var(--color-sidebar-mist) !important;
    color: var(--color-graphite-ink) !important;
  }

  .git-tree-file-status {
    flex-shrink: 0;
    padding: 1px 5px;
    font-size: 10px;
  }

  .git-panel-tree-wrap,
  .git-panel-view-card {
    overflow: hidden;
    border: 1px solid var(--color-hairline);
    border-radius: var(--radius-cards);
    background: var(--color-pure-white);
  }

  .git-panel-section-heading {
    min-height: 34px;
    margin: 0;
    padding: 0 10px;
    border-bottom: 1px solid var(--color-hairline);
    background: var(--color-sidebar-mist);
  }

  .git-panel-view-card {
    padding: 10px;
  }

  .git-panel-code {
    border: 0;
    border-radius: 0;
  }

  .git-panel-diff-card {
    padding: 0;
  }

  .git-panel-diff-card .git-panel-view-heading {
    margin: 0;
    padding: 9px 10px;
  }

  .git-panel-log-item {
    padding: 8px 0;
  }

  .git-panel-commit-area .themed-textarea {
    min-height: 104px !important;
  }

  .git-panel-tab,
  .git-panel-close {
    min-height: 44px;
  }
}

@media (max-width: 360px) {
  .git-tree-file-row {
    grid-template-columns: 14px minmax(0, 1fr) auto;
    gap: 5px;
  }

  .git-tree-file-actions {
    gap: 3px;
  }

  .git-tree-action-btn,
  .git-tree-stage-btn {
    padding-inline: 6px !important;
  }
}
@media (max-width: 728px) {
  .sidebar-top-strip {
    display: flex;
    min-height: 60px;
    padding: var(--spacing-8) var(--spacing-12);
  }

  .sidebar .color-scheme-btn {
    display: flex !important;
    width: 44px;
    height: 44px;
    color: var(--color-graphite-ink) !important;
  }

  .sidebar .git-topbar-btn,
  .sidebar .settings-btn {
    width: 44px;
    height: 44px;
    padding: 0;
    color: var(--color-graphite-ink) !important;
  }

  .sidebar-footer {
    display: none;
  }

  .chat-header {
    min-height: 52px;
    padding: 6px var(--spacing-12);
    gap: 8px;
    z-index: 30;
  }

  .messages {
    padding: var(--spacing-16) var(--spacing-12);
  }

  .input-area {
    padding: var(--spacing-12);
    padding-bottom: max(var(--spacing-12), var(--safe-bottom));
  }

  .mobile-topbar-select {
    display: none !important;
  }

  .mobile-picker {
    display: block;
  }

  .welcome-actions .workspace-action-btn {
    min-height: 44px;
  }
}

@media (min-width: 729px) {
  .menu-btn {
    display: none !important;
  }

  .mobile-topbar-select {
    display: none !important;
  }
}

/* Compact mobile pickers replace the native select popups. */
.mobile-picker {
  display: none;
  position: relative;
  flex-shrink: 0;
}

.mobile-picker-trigger {
  appearance: none;
  min-width: 72px;
  height: 40px;
  padding: 0 26px 0 10px;
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nav);
  background-color: var(--color-pure-white);
  background-image: var(--select-caret-icon);
  background-repeat: no-repeat;
  background-position: right 9px center;
  color: var(--color-graphite-ink);
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  text-align: left;
  white-space: nowrap;
  cursor: pointer;
}

#mobile-mode-trigger {
  min-width: 66px;
}

.mobile-picker-trigger:hover,
.mobile-picker-trigger:active,
.mobile-picker.is-open .mobile-picker-trigger {
  background-color: var(--color-hover-veil);
}

.mobile-picker-trigger:focus-visible,
.mobile-picker-option:focus-visible {
  outline: 2px solid var(--color-graphite-ink);
  outline-offset: 2px;
}

.mobile-picker-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 120;
  width: 218px;
  max-width: calc(100vw - 24px);
  padding: 6px;
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nav);
  background: var(--color-pure-white);
  box-shadow: 0 14px 36px rgb(0 0 0 / 12%);
}

.mobile-mode-menu {
  width: 238px;
}

.mobile-picker-option {
  appearance: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18px;
  align-items: center;
  gap: 8px;
  width: 100%;
  min-height: 48px;
  padding: 7px 9px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--color-graphite-ink);
  font-family: var(--font-ui);
  text-align: left;
  cursor: pointer;
}

.mobile-picker-option + .mobile-picker-option {
  margin-top: 2px;
}

.mobile-picker-option:hover,
.mobile-picker-option:focus-visible,
.mobile-picker-option[aria-selected="true"] {
  background: var(--color-hover-veil);
}

.mobile-picker-option > span:first-child {
  min-width: 0;
}

.mobile-picker-option strong,
.mobile-picker-option small {
  display: block;
  letter-spacing: 0;
}

.mobile-picker-option strong {
  font-size: 13px;
  font-weight: var(--font-weight-semibold);
  line-height: 1.25;
}

.mobile-picker-option small {
  margin-top: 2px;
  color: var(--color-mid-ash);
  font-size: 11px;
  font-weight: var(--font-weight-regular);
  line-height: 1.25;
}

.mobile-picker-option::after {
  content: "";
  justify-self: center;
  color: var(--color-graphite-ink);
  font-size: 14px;
  line-height: 1;
}

.mobile-picker-option[aria-selected="true"]::after {
  content: "✓";
}

.mobile-picker-native {
  display: none !important;
}

@media (max-width: 728px) {
  .mobile-picker {
    display: block;
  }
}

@media (max-width: 360px) {
  .chat-header {
    padding-inline: 8px;
    gap: 6px;
  }

  .mobile-picker-trigger {
    min-width: 68px;
    padding-left: 8px;
  }

  #mobile-mode-trigger {
    min-width: 60px;
  }
}