.pane-conversation-content,
.pane-terminal-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
}

.agent-window:not([data-pane-mode="terminal"]) .pane-terminal-content,
.agent-window[data-pane-mode="terminal"] .pane-conversation-content,
.agent-window[data-pane-mode="agent"] [data-pane-modes]:not([data-pane-modes~="agent"]),
.agent-window[data-pane-mode="chat"] [data-pane-modes]:not([data-pane-modes~="chat"]),
.agent-window[data-pane-mode="terminal"] [data-pane-modes]:not([data-pane-modes~="terminal"]) {
    display: none !important;
}

.agent-window[data-pane-mode] { min-width: 0; cursor: default; }

.agent-window[data-pane-mode] .agent-window-header :is(button, select):not(:disabled) {
    cursor: pointer;
}

.agent-window[data-pane-mode] .agent-window-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 6px;
    padding: 6px 8px;
}

.agent-window[data-pane-mode] .agent-window-title { display: contents; }

.agent-window[data-pane-mode] .agent-window-controls {
    justify-content: flex-start;
    gap: 6px;
}

.agent-window[data-pane-mode] .agent-window-header select {
    box-sizing: border-box;
    height: 30px;
    min-width: 0;
    max-width: 180px;
    flex: 0 1 160px;
    padding: 3px 6px;
    font-family: inherit;
    font-size: var(--text-base);
    color: var(--text-primary);
    background: var(--toolbar-button-bg);
    border: 1px solid var(--toolbar-border);
    border-radius: var(--radius-sm);
    text-overflow: ellipsis;
}

.agent-window[data-pane-mode] .agent-window-header .pane-mode-select {
    flex: 0 1 96px;
    max-width: 100%;
    font-weight: 600;
}

.agent-window[data-pane-mode] .agent-window-role { flex-basis: 128px; }
.agent-window[data-pane-mode] .agent-project-selector { display: block; flex-basis: 140px; }

.agent-window[data-pane-mode] .agent-token-counter {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    box-sizing: border-box;
    font-size: var(--text-base);
}

.pane-window-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.agent-window-header .agent-window-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 30px;
    height: 30px;
    box-sizing: border-box;
    padding: 0 6px;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    opacity: 1;
}

.agent-window-header .agent-window-btn:hover {
    background: var(--toolbar-button-bg-hover);
}

.pane-window-actions .fullscreen-btn { color: var(--accent-purple, var(--link-color)); }
.pane-window-actions .agent-window-btn[title="Close Window"] { color: var(--accent-red); }

.agent-window[data-pane-mode] :is(button, select, textarea):focus-visible {
    outline: 2px solid var(--link-color);
    outline-offset: 2px;
}

.pane-mode-select:disabled { cursor: wait; opacity: 0.65; }
.pane-terminal-toolbar {
    display: flex;
    flex: 1 1 180px;
    align-items: center;
    min-width: 0;
    gap: 6px;
}
.pane-terminal-tabs {
    display: flex;
    flex: 1 1 140px;
    align-items: center;
    min-width: 0;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: thin;
}
.pane-terminal-tab {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    max-width: 180px;
    border: 1px solid var(--toolbar-border);
    border-radius: var(--radius-md);
    background: var(--toolbar-button-bg);
}
.pane-terminal-tab.active {
    border-color: var(--link-color);
}
.pane-terminal-tab.disconnected { border-color: var(--accent-red); }
.pane-terminal-tab.has-activity::before {
    content: "";
    flex: 0 0 6px;
    height: 6px;
    margin-left: 6px;
    border-radius: 50%;
    background: var(--link-color);
}
.pane-terminal-tab > button[role="tab"] {
    min-width: 0;
    height: 30px;
    padding: 0 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    /* Clip the path prefix; the isolated label retains normal reading order. */
    direction: rtl;
    text-align: left;
    white-space: nowrap;
    font-family: inherit;
    font-size: var(--text-base);
    color: var(--text-primary);
    background: transparent;
    border: none;
    cursor: pointer;
}
.agent-window[data-pane-mode="terminal"] .pane-terminal-tab-close { min-width: 26px; height: 30px; padding: 0 4px; }
.pane-terminal-tab > button:focus-visible { outline-offset: -2px; }
.pane-terminal-toolbar .pane-terminal-add { flex: 0 0 32px; font-size: var(--text-base); }
.pane-terminal-tab-content,
.pane-terminal-surface {
    display: flex;
    flex: 1;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    overflow: hidden;
}
.pane-terminal-tab-content[hidden],
.pane-terminal-empty[hidden],
.pane-terminal-notice[hidden] { display: none; }
.pane-terminal-notice {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px;
    color: var(--terminal-text);
    font-size: var(--text-base);
}
.pane-terminal-empty,
.pane-terminal-retry {
    align-self: center;
    padding: 6px 10px;
    color: var(--terminal-text);
    background: var(--terminal-surface);
    border: 1px solid var(--terminal-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
}
.pane-terminal-empty { margin-block: auto; }
.pane-terminal-content {
    --terminal-surface: #191919;
    --terminal-border: #303030;
    --terminal-text: #F5F5F5;
    --terminal-accent: #A3A3A3;
    padding: 12px;
    background: var(--terminal-bg);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}
.pane-terminal-content .xterm { height: 100%; }
/* Apple profiles give default bold text its own color. Preserve explicit ANSI,
   truecolor, inverse, dim, selection foreground and cursor colors. */
.pane-terminal-content .xterm-rows span.xterm-bold:not(.xterm-dim):not(.xterm-cursor):not([class*="xterm-fg-"]):not([style^="color:"]):not([style*=";color:"]):not([style*="; color:"]) {
    color: var(--terminal-bold-text);
}
/* xterm 6 scrolls through .xterm-scrollable-element. Its legacy viewport
   must not paint a second native scrollbar behind the terminal. */
.pane-terminal-content .xterm-viewport {
    overflow: hidden;
    overscroll-behavior: contain;
}
.pane-terminal-content .terminal-bell { box-shadow: inset 0 0 0 2px var(--terminal-accent); }
.pane-error { padding: 6px 10px; color: var(--text-primary); background: var(--bg-secondary); font-size: var(--text-base); }
.pane-error[hidden] { display: none; }
.agent-window[data-pane-mode="chat"] .grid-instructions-label { display: none; }

/* A full-width field and a wrapping action row leave no mode-specific holes. */
.agent-window[data-pane-mode] .agent-window-input {
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 8px;
}

.agent-window[data-pane-mode] .agent-input-field {
    flex: none;
    box-sizing: border-box;
    width: 100%;
    min-width: 0;
    min-height: 64px;
    max-height: 160px;
    padding: 8px;
    font-size: var(--text-base);
    line-height: var(--leading-normal);
}

.agent-window[data-pane-mode] .agent-input-field:focus-visible {
    border-color: transparent;
    outline-offset: 0;
}

.agent-window[data-pane-mode] .grid-attached-files:empty { display: none; }

.agent-window[data-pane-mode] .agent-input-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    align-self: stretch;
    gap: 6px;
    min-width: 0;
}

.agent-window[data-pane-mode] .agent-input-primary-stack {
    display: flex;
    align-items: center;
    gap: 6px;
}

.agent-window[data-pane-mode] .agent-input-actions > button,
.agent-window[data-pane-mode] .agent-input-primary-stack > button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 34px;
    width: 34px;
    height: 34px;
    box-sizing: border-box;
    padding: 0;
    grid-area: auto;
    border: 1px solid var(--sidebar-border);
    border-radius: var(--radius-md);
    font-size: 18px;
    line-height: 1;
}

.agent-window[data-pane-mode] .grid-file-attach-btn {
    background: var(--sidebar-header-bg);
    color: var(--text-primary);
    opacity: 1;
}

.agent-window[data-pane-mode] .agent-msg-nav-btn { margin-inline-start: auto; font-size: var(--text-base); }
.agent-window[data-pane-mode] .agent-msg-nav-btn:disabled { opacity: 0.4; }
.agent-window[data-pane-mode] .agent-send-btn { border-color: transparent; }

.agent-input-actions svg {
    display: block;
    width: 18px;
    height: 18px;
    pointer-events: none;
}

.agent-window[data-pane-mode] :is(.agent-prompts-popover, .agent-voice-action-menu) {
    box-sizing: border-box;
    max-width: calc(100% - 16px);
}

/* Layout switches keep hidden panes mounted so their sessions keep running. */
.agents-grid-container > .agent-window[hidden] { display: none !important; }
.agents-grid-container[data-columns][data-rows] {
    grid-template-columns: repeat(var(--grid-columns), minmax(240px, 1fr));
    grid-template-rows: none;
    grid-auto-rows: calc((100% - var(--grid-row-gap)) / 2);
    overflow: auto;
}
.agents-grid-container[data-columns][data-rows="1"] {
    grid-auto-rows: 100%;
    overflow-y: hidden;
}
.pane-terminal-surface .xterm {
    /* xterm measures its own cells from the terminal profile. */
    letter-spacing: normal;
    line-height: normal;
}