Files
fusion/packages/dashboard/app/components/TerminalModal.css
gsxdsm 1bd8f6de6f FN-6603: fix mobile terminal font measurement
Stabilize terminal glyph measurement by keeping monospace text fonts ahead of symbols fallbacks.

- Move the Fusion Terminal Nerd Font Symbols face behind real monospace fonts in the shared xterm font stack and terminal presets.
- Document the mobile WebKit cell-measurement hazard and keep SessionTerminal aligned with the shared preference path.
- Add regression coverage for mobile wide-glyph spacing, preference presets, and terminal input rendering.
- Add a patch changeset for the published CLI bundle.

Files changed:
 .changeset/fn-6603-terminal-render.md              |  5 +++
 .../xterm-symbols-nerd-font-unicode-range.md       | 17 ++++++---
 .../dashboard/app/__tests__/terminal-input.test.ts | 42 ++++++++++++++++++++--
 .../dashboard/app/components/SessionTerminal.tsx   |  3 ++
 .../dashboard/app/components/TerminalModal.css     |  5 ++-
 .../__tests__/SessionTerminal.mobile.test.tsx      | 22 +++++++++++-
 .../components/__tests__/SessionTerminal.test.tsx  | 23 ++++++++++--
 .../dashboard/app/utils/terminalPreferences.ts     | 14 +++++---
 8 files changed, 115 insertions(+), 16 deletions(-)

Fusion-Task-Id: FN-6603

Fusion-Task-Lineage: b5d90064-1bfd-4da9-8d89-c95cf6fcec0c
2026-06-17 18:48:53 -07:00

1117 lines
25 KiB
CSS
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/*
FNXC:Terminal 2026-06-13-20:02:
The symbols-only Nerd Font must stay unicode-range-scoped to Nerd Font codepoints only; otherwise mobile DOM/canvas xterm can measure ASCII cells against the symbols font after font-display: swap and render commands like `pnpm build` with oversized inter-character spacing.
FNXC:Terminal 2026-06-17-18:12:
FN-6603 found that unicode-range scoping is not enough when the symbols face is first: iOS canvas measurement can still use that first face for xterm cell metrics while DOM glyph fallback draws ASCII from a later monospace font. Keep text fonts first in terminalPreferences and this symbols face as a fallback so powerline glyphs remain available without corrupting ASCII cell width.
*/
@font-face {
font-family: "Fusion Terminal Nerd Font Symbols";
src: url("/fonts/SymbolsNerdFontMono-Regular.ttf") format("truetype");
font-display: swap;
unicode-range: U+23FB-23FE, U+2665, U+26A1, U+2B58, U+E000-E00A, U+E0A0-E0D7, U+E200-E2A9, U+E300-E3E3, U+E5FA-E6B7, U+E700-E8EF, U+EA60-EC1E, U+ED00-F2FF, U+F300-F533, U+F0001-F1AF0;
}
/* === Terminal Modal === */
/* Center vertically (override the overlay's default top alignment). */
.modal-overlay:has(.terminal-modal) {
align-items: center;
padding-top: 0;
padding-bottom: 0;
}
.modal.terminal-modal {
/* Initial dimensions are applied only when no persisted size has been
restored — see :not([style*=...]) selectors below. */
min-width: 480px;
min-height: 320px;
max-width: calc(100vw - (var(--space-xl) * 2));
max-height: calc(100dvh - 40px);
background: var(--card);
display: flex;
flex-direction: column;
overflow: hidden;
resize: both;
}
.modal.terminal-modal:not([style*="width"]) {
width: min(1800px, calc(100vw - (var(--space-xl) * 2)));
}
.modal.terminal-modal:not([style*="height"]) {
height: min(85vh, calc(100dvh - 40px));
}
.terminal-header {
display: flex;
align-items: center;
justify-content: space-between;
border-bottom: 1px solid var(--border);
background: var(--surface);
padding: 0;
gap: 0;
}
.terminal-tabs {
display: flex;
flex: 1;
min-width: 0;
overflow-x: auto;
gap: 0;
padding: 0 4px;
scrollbar-width: thin;
scrollbar-color: var(--border) transparent;
}
.terminal-tabs::-webkit-scrollbar {
height: 4px;
}
.terminal-tabs::-webkit-scrollbar-track {
background: transparent;
}
.terminal-tabs::-webkit-scrollbar-thumb {
background: var(--border);
border-radius: 2px;
}
.terminal-tab {
display: flex;
align-items: center;
gap: var(--space-sm);
padding: var(--space-md) var(--space-lg);
background: none;
border: none;
border-bottom: 3px solid transparent;
color: var(--text-muted);
font-size: 13px;
font-weight: 500;
cursor: pointer;
white-space: nowrap;
transition: color var(--transition-fast), border-color var(--transition-fast);
position: relative;
min-height: 44px;
}
.terminal-tab:hover {
color: var(--text);
background: var(--card-hover);
}
.terminal-tab--active {
color: var(--text);
border-bottom-color: var(--in-progress);
}
.terminal-tab--active:hover {
border-bottom-color: var(--in-progress);
}
.terminal-tab-indicator {
position: absolute;
bottom: 0;
left: 0;
right: 0;
height: 3px;
background: var(--in-progress);
border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.terminal-tab-label {
font-family: var(--font-mono);
font-size: 12px;
}
.terminal-tab-close {
display: flex;
align-items: center;
justify-content: center;
width: 18px;
height: 18px;
padding: 0;
margin-left: 4px;
background: transparent;
border: none;
border-radius: var(--radius-sm);
color: var(--text-muted);
font-size: 14px;
cursor: pointer;
opacity: 0;
transition: opacity var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}
.terminal-tab:hover .terminal-tab-close,
.terminal-tab--active .terminal-tab-close {
opacity: 1;
}
.terminal-tab-close:hover {
background: var(--card-hover);
color: var(--text);
}
.terminal-tab--new {
color: var(--text-muted);
background: none;
border: 1px dashed var(--border);
border-radius: var(--radius-sm);
min-width: 32px;
justify-content: center;
padding: var(--space-xs) var(--space-sm);
}
.terminal-tab--new:hover {
color: var(--text);
background: var(--card-hover);
border-color: var(--text-muted);
}
.terminal-tab--empty {
color: var(--text-muted);
cursor: default;
font-style: italic;
}
.terminal-tab--empty:hover {
background: none;
color: var(--text-muted);
}
.terminal-close {
display: flex;
align-items: center;
justify-content: center;
width: 44px;
height: 44px;
background: none;
border: none;
color: var(--text-muted);
cursor: pointer;
transition: color var(--transition-fast), background var(--transition-fast);
}
.terminal-close:hover {
color: var(--text);
background: var(--card-hover);
}
.terminal-content {
flex: 1;
display: flex;
flex-direction: column;
overflow: hidden;
background: var(--bg);
}
.terminal-empty-state {
flex: 1;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: var(--space-md);
color: var(--text-muted);
text-align: center;
padding: 40px;
}
.terminal-empty-state p {
margin: 0;
line-height: 1.5;
}
.terminal-empty-state p:first-child {
font-size: 16px;
font-weight: 500;
color: var(--text);
}
.terminal-empty-state p:last-child {
font-size: 13px;
}
.terminal-toolbar {
display: flex;
align-items: center;
justify-content: space-between;
padding: var(--space-md) var(--space-lg);
border-bottom: 1px solid var(--border);
background: var(--surface);
}
.terminal-task-info {
display: flex;
align-items: center;
gap: var(--space-md);
min-width: 0;
}
.terminal-task-id {
font-family: var(--font-mono);
font-size: 13px;
font-weight: 600;
color: var(--text-muted);
flex-shrink: 0;
}
.terminal-task-title {
font-size: 13px;
color: var(--text);
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
min-width: 0;
}
.terminal-clear-btn {
display: flex;
align-items: center;
gap: 6px;
padding: 6px 12px;
background: var(--card);
border: 1px solid var(--border);
border-radius: var(--radius);
color: var(--text-muted);
font-size: 12px;
cursor: pointer;
transition: all var(--transition-fast);
flex-shrink: 0;
}
.terminal-clear-btn:hover {
color: var(--text);
border-color: var(--text-muted);
background: var(--card-hover);
}
.terminal-clear-btn--shortcut {
margin-left: var(--space-xs);
}
.terminal-log-container {
flex: 1;
overflow: hidden;
display: flex;
flex-direction: column;
}
.terminal-log-container .agent-log-viewer {
flex: 1;
max-height: none;
background: var(--card);
border-radius: 0;
}
/* === Interactive Terminal Styles === */
.terminal-title {
display: flex;
align-items: center;
gap: var(--space-sm);
padding: 0 16px;
font-size: 14px;
font-weight: 500;
color: var(--text);
flex: 1;
}
.terminal-actions {
display: flex;
align-items: center;
gap: 0;
}
.terminal-output {
flex: 1;
overflow-y: auto;
padding: var(--space-lg);
background: var(--bg);
font-family: var(--font-mono);
font-size: 13px;
line-height: 1.6;
}
.terminal-welcome {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: var(--space-lg);
padding: 40px 20px;
text-align: center;
color: var(--text-muted);
height: 100%;
}
.terminal-welcome-icon {
color: var(--in-progress);
opacity: 0.8;
}
.terminal-welcome h3 {
margin: 0;
font-size: 18px;
font-weight: 600;
color: var(--text);
}
.terminal-welcome p {
margin: 0;
max-width: 400px;
line-height: 1.5;
}
.terminal-commands-list {
display: flex;
flex-wrap: wrap;
gap: var(--space-sm);
justify-content: center;
margin: 8px 0;
}
.terminal-commands-list span {
display: inline-block;
padding: 4px 10px;
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius);
font-size: 12px;
font-family: var(--font-mono);
color: var(--text-muted);
}
.terminal-shortcuts {
font-size: 12px;
color: var(--text-muted);
}
.terminal-shortcuts kbd {
display: inline-block;
padding: 2px 6px;
background: var(--surface);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
font-family: var(--font-mono);
font-size: 11px;
color: var(--text);
}
.terminal-history {
display: flex;
flex-direction: column;
gap: var(--space-lg);
}
.terminal-entry {
display: flex;
flex-direction: column;
gap: var(--space-sm);
}
.terminal-prompt-line {
display: flex;
align-items: center;
gap: var(--space-sm);
}
.terminal-prompt {
color: var(--success);
font-weight: 600;
flex-shrink: 0;
}
.terminal-command {
color: var(--text);
font-weight: 500;
}
.terminal-output-text {
margin: 0;
padding: var(--space-md) var(--space-lg);
background: var(--card);
border-radius: var(--radius);
color: var(--text);
white-space: pre-wrap;
word-break: break-word;
overflow-x: auto;
}
.terminal-output-error {
background: color-mix(in srgb, var(--color-error) 10%, transparent);
border-left: 3px solid var(--failed);
}
.terminal-running-indicator {
display: flex;
align-items: center;
gap: var(--space-sm);
padding: var(--space-sm) var(--space-lg);
color: var(--text-muted);
font-size: 12px;
}
.terminal-spinner {
width: 12px;
height: 12px;
border: 2px solid var(--border);
border-top-color: var(--in-progress);
border-radius: 50%;
animation: terminal-spin 1s linear infinite;
}
@keyframes terminal-spin {
to {
transform: rotate(360deg);
}
}
.terminal-input-area {
border-top: 1px solid var(--border);
background: var(--surface);
padding: var(--space-md) var(--space-lg);
}
.terminal-form {
display: flex;
align-items: center;
gap: var(--space-sm);
}
.terminal-input-prompt {
color: var(--success);
font-weight: 600;
font-family: var(--font-mono);
font-size: 13px;
flex-shrink: 0;
}
.terminal-input {
flex: 1;
padding: var(--space-sm) var(--space-md);
background: var(--card);
border: 1px solid var(--border);
border-radius: var(--radius);
color: var(--text);
font-family: var(--font-mono);
font-size: 13px;
outline: none;
transition: border-color var(--transition-fast);
}
.terminal-input:focus {
border-color: var(--in-progress);
}
.terminal-input:disabled {
opacity: 0.6;
cursor: not-allowed;
}
.terminal-input::placeholder {
color: var(--text-muted);
}
.terminal-kill-btn {
padding: var(--space-sm) var(--space-lg);
background: var(--failed);
border: none;
border-radius: var(--radius);
color: white;
font-size: 12px;
font-weight: 500;
cursor: pointer;
transition: opacity var(--transition-fast);
flex-shrink: 0;
}
.terminal-kill-btn:hover {
opacity: 0.9;
}
/* === PTY Terminal Styles === */
.terminal-container {
flex: 1;
min-height: 0;
position: relative;
background: var(--terminal-bg);
overflow: hidden;
}
.terminal-xterm {
width: 100%;
height: 100%;
min-height: 0;
padding: var(--space-xs);
}
/*
* xterm fit may apply inline pixel heights on the `.xterm` root after
* row/line-height recomputation (e.g. after font-size changes). Keep the root
* stretched to the wrapper height so the terminal always fills the modal.
*/
.terminal-xterm .xterm {
height: 100% !important;
min-height: 100%;
}
/*
* Keep xterm's helper textarea tiny and inside terminal bounds.
*
* Mobile browsers are more likely to honor focus for keyboard activation when
* the focused element is not placed far off-screen.
*/
.terminal-xterm .xterm .xterm-helper-textarea {
left: 0 !important;
top: 0 !important;
width: 1px !important;
height: 1px !important;
opacity: 0.01 !important;
pointer-events: auto !important;
z-index: 1 !important;
}
/*
* On touch-primary devices (mobile/tablet), expand the helper textarea to
* cover the entire terminal surface so taps land directly on it. iOS Safari
* reliably opens the soft keyboard and routes input events only when focus
* originates from a tap on the focused element itself — programmatic focus()
* from a parent's touch handler is often silently ignored. The textarea
* remains visually invisible via opacity:0 and sits above the canvas so
* tap/drag events land on it. Desktop (mouse) keeps the 1×1 rule so xterm
* can still handle drag-to-select and mouse-tracking on the canvas.
*/
@media (hover: none) and (pointer: coarse) {
.terminal-xterm .xterm .xterm-helper-textarea {
width: 100% !important;
height: 100% !important;
opacity: 0 !important;
z-index: 2 !important;
}
}
.terminal-loading {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
position: absolute;
inset: 0;
z-index: 2;
background: var(--terminal-bg);
gap: var(--space-lg);
color: var(--text-muted);
}
.terminal-loading .terminal-spinner {
width: 32px;
height: 32px;
border: 3px solid var(--border);
border-top-color: var(--in-progress);
border-radius: 50%;
animation: terminal-spin 1s linear infinite;
}
@keyframes terminal-spin {
to {
transform: rotate(360deg);
}
}
.terminal-shell-name {
font-size: 12px;
color: var(--text-muted);
font-family: "SF Mono", Monaco, Consolas, monospace;
margin-left: 8px;
}
.terminal-status {
display: inline-block;
width: 8px;
height: 8px;
border-radius: 50%;
margin-left: 8px;
}
.terminal-status.connected {
background: var(--done);
}
.terminal-status.connecting,
.terminal-status.reconnecting {
background: var(--in-progress);
animation: terminal-pulse 1.5s ease-in-out infinite;
}
.terminal-status.disconnected {
background: var(--error);
}
@keyframes terminal-pulse {
0%, 100% {
opacity: 1;
}
50% {
opacity: 0.5;
}
}
.terminal-shortcut-panel {
display: flex;
flex-wrap: wrap;
gap: var(--space-xs);
padding: var(--space-xs) var(--space-sm);
background: var(--surface);
border-top: 1px solid var(--border);
max-height: calc(var(--space-2xl) + var(--space-xl) + var(--space-lg));
overflow-y: auto;
}
.terminal-shortcut-modifier-row,
.terminal-shortcut-arrow-row {
display: flex;
align-items: center;
gap: var(--space-xs);
width: 100%;
margin-bottom: var(--space-xs);
}
.terminal-shortcut-arrow-row {
justify-content: center;
}
.terminal-shortcut-btn {
display: inline-flex;
align-items: center;
justify-content: center;
min-width: calc(var(--space-xl) + var(--space-xs));
min-height: calc(var(--space-xl) + var(--space-xs));
padding: 0 var(--space-xs);
background: var(--card);
border: 1px solid var(--border);
border-radius: var(--radius-sm);
color: var(--text);
font-family: var(--font-mono);
font-size: 12px;
cursor: pointer;
transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.terminal-shortcut-btn:hover {
background: var(--card-hover);
}
.terminal-shortcut-btn:focus-visible {
outline: none;
box-shadow: var(--focus-ring-strong);
}
.terminal-shortcut-btn--modifier {
min-width: calc(var(--space-xl) + var(--space-md) + var(--space-xs));
}
.terminal-shortcut-btn--modifier.is-active {
background: var(--in-progress);
color: var(--card);
border-color: var(--in-progress);
}
.terminal-preferences-panel {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(calc(var(--space-2xl) * 4), 1fr));
gap: var(--space-sm);
padding: var(--space-sm);
background: var(--surface);
border-top: 1px solid var(--border);
}
.terminal-preference-field {
display: flex;
flex-direction: column;
gap: var(--space-xs);
color: var(--text-muted);
font-size: var(--font-size-sm);
}
.terminal-preference-field--checkbox {
flex-direction: row;
align-items: center;
align-self: end;
color: var(--text);
}
.terminal-preference-control {
width: 100%;
min-width: 0;
}
.terminal-preference-note {
color: var(--text-muted);
font-size: var(--font-size-xs);
}
.terminal-preferences-reset {
align-self: end;
justify-self: start;
}
.terminal-status-bar {
display: flex;
align-items: center;
justify-content: space-between;
padding: var(--space-sm) var(--space-lg);
background: var(--surface);
border-top: 1px solid var(--border);
font-size: 12px;
color: var(--text-muted);
}
.terminal-connection-status {
font-weight: 500;
}
.terminal-connection-status.connected {
color: var(--done);
}
.terminal-connection-status.connecting,
.terminal-connection-status.reconnecting {
color: var(--in-progress);
}
.terminal-connection-status.disconnected {
color: var(--error);
}
.terminal-exit-code {
color: var(--error);
font-weight: 500;
}
.terminal-font-size-controls {
display: flex;
align-items: center;
justify-content: center;
gap: var(--space-xs);
}
.terminal-font-size-btn {
display: flex;
align-items: center;
justify-content: center;
min-width: calc(var(--space-lg) + var(--space-md) + var(--space-xs));
min-height: calc(var(--space-lg) + var(--space-md) + var(--space-xs));
padding: 0;
background: var(--card);
border: 1px solid var(--border);
border-radius: var(--radius-md);
color: var(--text);
cursor: pointer;
transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.terminal-font-size-btn:hover {
background: var(--card-hover);
border-color: var(--text-muted);
}
.terminal-font-size-btn:focus-visible {
outline: none;
box-shadow: var(--focus-ring-strong);
}
.terminal-font-size-value {
min-width: calc(var(--space-xl) + var(--space-xs));
text-align: center;
font-family: var(--font-mono);
color: var(--text-muted);
}
.terminal-reconnect-btn,
.terminal-restart-btn {
display: flex;
align-items: center;
gap: var(--space-xs);
padding: 6px 12px;
background: var(--card);
border: 1px solid var(--border);
border-radius: var(--radius);
color: var(--text);
font-size: 12px;
font-weight: 500;
cursor: pointer;
transition: all var(--transition-fast);
}
.terminal-reconnect-btn:hover,
.terminal-restart-btn:hover {
background: var(--card-hover);
border-color: var(--text-muted);
}
.terminal-error {
padding: var(--space-md) var(--space-lg);
background: color-mix(in srgb, var(--color-error) 10%, transparent);
border-bottom: 1px solid var(--border);
color: var(--error);
font-size: 13px;
}
.terminal-error-content {
display: flex;
flex-direction: column;
align-items: center;
gap: var(--space-md, 12px);
}
.terminal-error-content span {
color: var(--error, #f48771);
text-align: center;
}
.terminal-error-actions {
display: flex;
align-items: center;
justify-content: center;
flex-wrap: wrap;
gap: var(--space-sm, 8px);
}
.terminal-retry-btn {
display: flex;
align-items: center;
gap: var(--space-xs, 4px);
padding: 6px 12px;
background: var(--card);
border: 1px solid var(--border);
border-radius: var(--radius);
color: var(--text);
font-size: 12px;
font-weight: 500;
cursor: pointer;
transition: all var(--transition-fast);
}
.terminal-retry-btn:hover {
background: var(--card-hover);
border-color: var(--text-muted);
}
/* === Terminal Modal Mobile Responsive === */
@media (max-width: 768px) {
.modal.terminal-modal {
/* Reset the desktop min-width: 480px / min-height: 320px — they pin the
modal at 480×320 on phones narrower than 480px and force horizontal
overflow. The fullscreen width/height below then take effect normally.
!important is required because useModalResizePersist writes inline
width/height from saved desktop sessions, and inline styles would
otherwise win over the media query. */
min-width: 0 !important;
min-height: 0 !important;
width: 100% !important;
width: 100vw !important;
max-width: 100vw !important;
min-height: 100dvh !important;
height: 100dvh !important;
max-height: 100dvh !important;
border-radius: 0;
border: none;
/* Disable user resize on mobile — fullscreen layout. */
resize: none;
}
/* Keep tabs and header actions on a single row */
.terminal-header {
flex-wrap: nowrap;
padding-top: env(safe-area-inset-top, 0);
overflow: hidden;
}
/* Tabs stay scrollable and yield space to the fixed action cluster */
.terminal-tabs {
flex: 1 1 auto;
min-width: 0;
}
/* Hide the redundant title/status indicator on mobile — .terminal-status-bar shows connection state */
.terminal-title {
display: none;
}
/* Actions stay pinned to the right edge of the header row */
.terminal-actions {
flex: 0 0 auto;
justify-content: flex-end;
border-top: none;
padding: 0 var(--space-xs) 0 0;
min-height: 36px;
}
/* Hide text labels on action buttons to save space */
.terminal-action-label {
display: none;
}
.terminal-reconnect-btn,
.terminal-restart-btn,
.terminal-clear-btn {
padding: 8px;
min-height: 36px;
min-width: 36px;
justify-content: center;
}
.terminal-tab {
min-height: 36px;
padding: 6px 10px;
font-size: 13px;
}
.terminal-tab-label {
font-size: 13px;
}
.terminal-close {
width: 36px;
height: 36px;
}
.terminal-toolbar {
padding: 10px 12px;
padding-bottom: max(10px, env(safe-area-inset-bottom, 0));
}
.terminal-task-title {
font-size: 12px;
max-width: 200px;
}
.terminal-empty-state {
padding: var(--space-xl);
padding-bottom: max(24px, env(safe-area-inset-bottom, 0));
}
/* Mobile styles for interactive terminal */
.terminal-output {
padding: var(--space-md);
font-size: 12px;
}
.terminal-welcome {
padding: 24px 16px;
}
.terminal-welcome h3 {
font-size: 16px;
}
.terminal-commands-list {
gap: 6px;
}
.terminal-commands-list span {
padding: 3px 8px;
font-size: 11px;
}
.terminal-shortcuts {
font-size: 11px;
}
.terminal-shortcut-panel {
max-height: calc(var(--space-2xl) + var(--space-2xl) + var(--space-2xl) + var(--space-xl));
}
.terminal-shortcut-btn,
.terminal-shortcut-btn--modifier {
min-width: calc(var(--space-xl) + var(--space-md));
min-height: calc(var(--space-xl) + var(--space-md));
font-size: 11px;
}
.terminal-preferences-panel {
grid-template-columns: 1fr;
max-height: calc(var(--space-2xl) * 8);
overflow-y: auto;
}
.terminal-preference-field--checkbox,
.terminal-preferences-reset {
align-self: stretch;
}
.terminal-font-size-btn {
min-width: calc(var(--space-xl) + var(--space-md));
min-height: calc(var(--space-xl) + var(--space-md));
}
.terminal-shortcuts kbd {
padding: 1px 4px;
font-size: 10px;
}
.terminal-input-area {
padding: 10px 12px;
padding-bottom: max(10px, env(safe-area-inset-bottom, 0));
}
.terminal-input {
font-size: 16px;
padding: 6px 10px;
}
.terminal-kill-btn {
padding: 6px 12px;
font-size: 11px;
}
.terminal-output-text {
padding: 10px 12px;
font-size: 12px;
}
/* When a virtual keyboard is open, constrain the modal to fit entirely
above the keyboard so the status bar / entry area stays visible.
--vv-height is the visualViewport.height in pixels (set by JS) and
works uniformly across Chrome Android and iOS Safari.
Falls back to 100dvh - overlap when --vv-height is not available. */
.terminal-modal[style*="--keyboard-overlap"] {
/* Neutralize inherited desktop min-height (90vh) so the modal can
shrink below the full-viewport mobile default when the keyboard
is open. Without this, min-height keeps the modal taller than
the available space and the bottom overlaps the keyboard. */
min-height: auto !important;
/* Apply both height and max-height so the modal is *exactly* the
visual viewport height — not just capped at it. Using height
ensures the element cannot be taller than max-height due to
inherited min-height or flex layout.
!important is required because the mobile fullscreen rule above
sets `height: 100dvh !important` to defeat persisted desktop
sizes from useModalResizePersist; without `!important` here, the
keyboard-aware shrink would lose the specificity battle and the
terminal would stay at 100dvh while the keyboard covered the
bottom of the viewport. */
height: var(--vv-height, calc(100dvh - var(--keyboard-overlap, 0px))) !important;
max-height: var(--vv-height, calc(100dvh - var(--keyboard-overlap, 0px))) !important;
/* Clip any content that exceeds the constrained height during
the keyboard-open transition so the terminal doesn't poke out
below the visible area while xterm re-fits. */
overflow: hidden;
}
/* Anchor the overlay to the top when the keyboard is open so the header
stays visible. Without this, align-items:center (from the non-keyboard
modal-overlay:has rule) vertically centers the shrunken modal and pushes
the top area out of the visible viewport. */
.modal-overlay:has(.terminal-modal[style*="--keyboard-overlap"]) {
align-items: flex-start !important;
}
/* Terminal tab close button: touch target on mobile */
.terminal-tab-close {
min-width: 36px;
min-height: 36px;
}
}