/*
 * chat.css - Extracted from styles.css during the layered stylesheet split.
 * Ownership: Chat shell, compose/search/footer controls, and timeline container chrome.
 * Keep selector names/order stable in this first move-only tranche.
 */

/* Floating controls */
.floating-controls {
    display: none;
}

.floating-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast), border-color var(--ui-transition-fast), box-shadow var(--ui-transition-fast);
}

.floating-btn:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.floating-btn.enabled {
    color: var(--accent-color);
}

/* Search bar */
.search-results-spacer {
    height: calc((var(--spacing-sm) + env(safe-area-inset-top, 0px) + 12px) * 1.25);
    flex-shrink: 0;
}

/* Hashtag header */
.hashtag-header {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--accent-color);
}

/* OOBE panel */
.oobe-panel {
    margin: var(--spacing-sm) var(--spacing-md) 0;
    padding: calc(var(--spacing-sm) + 2px) calc(var(--spacing-md) + 2px);
    border: 1px solid var(--border-color);
    border-radius: var(--chat-surface-radius);
    background: linear-gradient(180deg, var(--bg-secondary), color-mix(in srgb, var(--bg-secondary) 84%, var(--accent-soft, rgba(29, 155, 240, 0.08)) 16%));
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.oobe-panel-copy {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.oobe-panel-eyebrow {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.oobe-panel-title {
    margin: 0;
    font-size: var(--font-size-lg);
    line-height: 1.25;
    color: var(--text-primary);
}

.oobe-panel-body {
    margin: 0;
    color: var(--text-secondary);
}

.oobe-panel-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.oobe-panel-btn {
    min-height: 32px;
    padding: 0 12px;
    border-radius: var(--chat-surface-radius);
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    font: inherit;
    cursor: pointer;
}

.oobe-panel-btn:hover {
    background: var(--bg-hover);
}

.oobe-panel-btn-primary {
    border-color: color-mix(in srgb, var(--accent-color) 45%, var(--border-color));
    background: color-mix(in srgb, var(--accent-color) 12%, var(--bg-primary));
}

.oobe-panel-btn:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Theme toggle */
.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast), border-color var(--ui-transition-fast), box-shadow var(--ui-transition-fast);
}

.theme-toggle:hover {
    background-color: var(--bg-hover);
}

.theme-toggle svg {
    display: block;
}

/* Compose box */
.compose-box {
    flex-shrink: 0;
    border-top: none;
    padding: var(--spacing-sm) var(--spacing-md) 2px;
    background-color: var(--bg-primary);
    display: flex;
    flex-direction: column;
    gap: 2px;
    align-items: stretch;
}

.compose-input-wrapper {
    position: relative;
    flex: 1;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--chat-surface-radius);
    padding: var(--chat-surface-padding-y) var(--chat-surface-padding-x);
}

.compose-input-wrapper:focus-within {
    border-color: var(--accent-color);
}

.compose-input-wrapper.drag-active {
    border-color: var(--accent-color);
    background-color: var(--bg-hover);
    box-shadow: 0 0 0 2px var(--accent-soft-strong, rgba(29, 155, 240, 0.2));
}

.compose-input-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1px;
    min-width: 0;
    position: relative;
}

.compose-file-refs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    padding: 0 0 4px 0;
    align-items: center;
}

.compose-submit-error {
    flex: 0 1 100%;
    border-radius: var(--radius-md);
    background: color-mix(in srgb, var(--danger-color) 16%, transparent);
    border: 1px solid color-mix(in srgb, var(--danger-color) 35%, transparent);
    color: var(--danger-color);
    padding: 4px 8px;
    font-size: 11px;
    line-height: 1.25;
    white-space: normal;
    max-width: 100%;
    width: calc(100% - 2px);
}

.compose-submit-error-top {
    margin: 2px var(--spacing-xs) 0 var(--spacing-xs);
}

.compose-inline-status {
    margin: 2px 0 0 0;
    border-radius: var(--chat-surface-radius);
    border: 1px solid color-mix(in srgb, var(--accent-color) 28%, transparent);
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
    color: var(--text-primary);
    padding: var(--chat-surface-padding-y) var(--chat-surface-padding-x);
    line-height: 1.3;
}

.compose-inline-status.compaction {
    border-color: color-mix(in srgb, var(--warning-color, #f59e0b) 36%, transparent);
    background: color-mix(in srgb, var(--warning-color, #f59e0b) 14%, transparent);
}

.compose-inline-status-row {
    display: flex;
    align-items: center;
    gap: var(--chat-surface-inline-gap);
    min-width: 0;
}

.compose-inline-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--accent-color);
    flex: 0 0 auto;
    position: relative;
    box-shadow: 0 0 0 3px color-mix(in srgb, currentColor 12%, transparent);
}

.compose-inline-status-dot.compose-inline-status-dot-pulsing {
    animation: composeStatusDotPulse 1.4s ease-out infinite;
}

.compose-inline-status.compaction .compose-inline-status-dot {
    background: var(--warning-color, #f59e0b);
}

@keyframes composeStatusDotPulse {
    0% {
        transform: scale(1);
        box-shadow:
            0 0 0 3px color-mix(in srgb, currentColor 12%, transparent),
            0 0 0 0 color-mix(in srgb, currentColor 28%, transparent);
    }
    70% {
        transform: scale(1.08);
        box-shadow:
            0 0 0 3px color-mix(in srgb, currentColor 12%, transparent),
            0 0 0 8px color-mix(in srgb, currentColor 0%, transparent);
    }
    100% {
        transform: scale(1);
        box-shadow:
            0 0 0 3px color-mix(in srgb, currentColor 12%, transparent),
            0 0 0 0 color-mix(in srgb, currentColor 0%, transparent);
    }
}

@media (prefers-reduced-motion: reduce) {
    .compose-inline-status-dot.compose-inline-status-dot-pulsing {
        animation: none;
    }
}

.compose-inline-status-title {
    min-width: 0;
    font-size: 12px;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.compose-inline-status-elapsed {
    margin-left: auto;
    font-size: 11px;
    color: var(--text-secondary);
    flex: 0 0 auto;
}

.compose-inline-status-detail {
    margin-top: 4px;
    font-size: 11px;
    color: var(--text-secondary);
}

.compose-command-notice {
    margin: 2px var(--spacing-xs) 0 var(--spacing-xs);
}

.compose-command-notice-text {
    margin-top: 0;
    white-space: pre-wrap;
}

.compose-clear-attachments-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 24px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    padding: 2px 8px;
    font-size: 11px;
    line-height: 1.15;
    font-weight: 500;
    cursor: pointer;
    transition: color var(--ui-transition-fast), border-color var(--ui-transition-fast), background-color var(--ui-transition-fast);
}

.compose-clear-attachments-btn:hover,
.compose-clear-attachments-btn:focus-visible {
    color: var(--accent-color);
    border-color: color-mix(in srgb, var(--accent-color) 45%, var(--border-color));
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
    outline: none;
}

.compose-file-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 2px 6px;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    max-width: 100%;
}

.compose-file-pill svg {
    display: block;
}

.compose-file-name {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.compose-file-remove {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: inherit;
    cursor: pointer;
}

.compose-file-remove:hover {
    color: var(--text-primary);
}

.compose-box textarea {
    flex: 1;
    width: 100%;
    min-height: 50px;
    max-height: none;
    border: none;
    resize: none;
    field-sizing: content;
    font-family: inherit;
    font-size: var(--chat-content-font-size);
    color: var(--text-primary);
    background-color: transparent;
    outline: none;
    padding: 0 calc(var(--spacing-xs) + 28px) 0 0;
    line-height: 1.5;
    overflow-y: hidden;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.compose-popout-btn {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 24px;
    height: 24px;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 2;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast);
}

.compose-popout-btn:hover,
.compose-popout-btn:focus-visible {
    background: var(--bg-hover);
    color: var(--accent-color);
    outline: none;
}

/* iOS/WebKit: keep compose textarea at >=16px to avoid focus-triggered
   page zoom/scroll jumps while typing in Safari/PWA modes (notably on iPad).
   Do not gate this behind coarse-pointer media queries: iPad/PWA/hardware-input
   combinations can miss those and still trigger whole-page movement on focus. */
@supports (-webkit-touch-callout: none) {
    :root {
        --chat-content-font-size: max(var(--font-size-md), 16px);
    }
}

.compose-box textarea::placeholder {
    color: var(--text-secondary);
    opacity: var(--placeholder-opacity, 0.65);
}

/* Slash command autocomplete dropdown */
.slash-autocomplete {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    max-height: 240px;
    overflow-y: auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.25);
    z-index: 100;
    margin-bottom: 4px;
    scrollbar-width: thin;
}

.slash-item {
    display: flex;
    align-items: baseline;
    gap: 10px;
    padding: 6px 10px;
    cursor: pointer;
    transition: background-color 0.1s;
}

.slash-item:hover,
.slash-item.active {
    background: var(--bg-hover);
}

.slash-name {
    font-family: var(--font-mono, monospace);
    font-size: var(--font-size-sm);
    color: var(--accent-color);
    white-space: nowrap;
    font-weight: 600;
}

.slash-desc {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Compose metadata row (model hint + context usage) */
.compose-meta-row {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-xs);
    min-height: 12px;
    padding: 0 2px;
    flex: 1;
    min-width: 0;
}

.compose-model-meta {
    display: flex;
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.compose-model-meta-subline {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    min-width: 0;
    width: 100%;
}

.compose-agent-hints {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    min-width: 0;
}

.compose-agent-hints-inline {
    flex-wrap: nowrap;
    gap: 4px;
    flex-shrink: 0;
    max-width: min(34vw, 320px);
    overflow: hidden;
}

.compose-agent-hints-label {
    font-size: 10.5px;
    line-height: 1;
    color: var(--text-tertiary, var(--text-secondary));
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.compose-agent-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
    border-radius: 999px;
    padding: 2px 7px;
    font-size: 11px;
    line-height: 1.1;
    cursor: pointer;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast), border-color var(--ui-transition-fast);
}

.compose-agent-chip:hover,
.compose-agent-chip:focus-visible {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent-color);
    outline: none;
}

.compose-agent-chip.active {
    color: var(--accent-color);
    border-color: color-mix(in srgb, var(--accent-color) 55%, var(--border-color));
    background: color-mix(in srgb, var(--accent-color) 10%, var(--bg-primary));
}

.compose-agent-chip.active:hover,
.compose-agent-chip.active:focus-visible {
    color: var(--accent-color);
    border-color: var(--accent-color);
    background: color-mix(in srgb, var(--accent-color) 14%, var(--bg-hover));
}

.compose-agent-chip-handle {
    font-family: var(--font-mono, monospace);
}

.compose-agent-hints-inline .compose-agent-chip {
    flex-shrink: 0;
}

.compose-agent-hints-inline .compose-agent-hints-label {
    margin-right: 2px;
}

.compose-footer {
    display: flex;
    align-items: flex-end;
    gap: var(--spacing-xs);
    min-width: 0;
}

.compose-model-hint {
    font-size: 11.5px;
    color: var(--text-secondary);
    opacity: var(--model-hint-opacity, 0.85);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1;
    font-family: var(--font-mono, monospace);
    letter-spacing: 0.01em;
    min-width: 0;
    flex: 0 0 auto;
}

.compose-model-hint-btn {
    border: none;
    background: transparent;
    padding: 0;
    margin: 0;
    text-align: left;
    cursor: pointer;
    align-self: flex-start;
}

.compose-model-hint-btn:hover,
.compose-model-hint-btn:focus-visible {
    opacity: 1;
    color: var(--text-primary);
    outline: none;
}

 .compose-model-hint-btn:disabled {
    cursor: default;
}

.compose-queue-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    padding: 2px 6px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: var(--bg-elevated);
    color: var(--text-tertiary, var(--text-secondary));
    font-size: 10.5px;
    line-height: 1;
    white-space: nowrap;
    letter-spacing: 0.01em;
    max-width: min(45vw, 190px);
}

.compose-queue-stack {
    width: auto;
    display: flex;
    flex-direction: column;
    gap: var(--chat-surface-stack-gap);
    margin: var(--chat-surface-stack-gap) var(--spacing-sm) 0;
    max-height: min(24vh, 180px);
    overflow: auto;
    scrollbar-width: thin;
}

.compose-box > .compose-queue-stack {
    width: 100%;
    margin: 0;
}

.compose-queue-stack-item {
    display: flex;
    align-items: stretch;
    gap: var(--chat-surface-inline-gap);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--chat-surface-radius);
    padding: var(--chat-surface-padding-y) var(--chat-surface-padding-x);
    min-width: 0;
}

.compose-queue-stack-content {
    flex: 1 1 auto;
    min-width: 0;
    font-size: 11.5px;
    color: var(--text-secondary);
    line-height: 1.3;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px var(--chat-surface-inline-gap);
    overflow: hidden;
}

.compose-queue-stack-text {
    flex: 0 1 auto;
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.compose-queue-stack-refs {
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    min-width: 0;
}

.compose-queue-stack-refs .compose-file-pill {
    background: var(--bg-primary);
    padding: 1px 6px;
}

.compose-queue-stack-actions {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.compose-queue-stack-steer-btn {
    min-height: var(--chat-surface-control-height);
    padding: 0 9px 0 7px;
    border-radius: 999px;
    color: var(--accent-color);
    opacity: 0.72;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s ease, background-color 0.15s ease;
    background: none;
    border: 1px solid color-mix(in srgb, var(--accent-color) 30%, transparent);
}

.compose-queue-stack-steer-btn:hover,
.compose-queue-stack-steer-btn:focus-visible {
    opacity: 1;
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
    outline: none;
}

.compose-queue-stack-steer-btn svg {
    flex-shrink: 0;
}

.compose-queue-stack-close-btn {
    width: var(--chat-surface-control-height);
    height: var(--chat-surface-control-height);
    padding: 0;
    border-radius: 999px;
    color: var(--accent-color);
    opacity: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity 0.15s ease, color 0.15s ease, background-color 0.15s ease;
    background: none;
    border: none;
    margin-left: -2px;
}

.compose-queue-stack-item:hover .compose-queue-stack-close-btn,
.compose-queue-stack-item:focus-within .compose-queue-stack-close-btn {
    opacity: 0.4;
}

.compose-queue-stack-close-btn:hover,
.compose-queue-stack-close-btn:focus-visible {
    opacity: 1 !important;
    color: var(--accent-color);
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
    outline: none;
}

.compose-queue-stack-move-btn {
    width: 22px;
    height: 22px;
    padding: 0;
    border-radius: 999px;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: none;
    border: none;
    opacity: 0.5;
    transition: opacity 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}

.compose-queue-stack-move-btn:hover,
.compose-queue-stack-move-btn:focus-visible {
    opacity: 1;
    color: var(--accent-color);
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
    outline: none;
}

.compose-queue-stack-move-btn:disabled {
    opacity: 0.15;
    cursor: default;
    pointer-events: none;
}

@media (hover: none) and (pointer: coarse) {
    .compose-queue-stack-close-btn {
        opacity: 0.4;
    }
}

.compose-queue-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-color);
    flex: 0 0 auto;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent-color) 20%, transparent);
}

.compose-queue-indicator span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
}

.compose-steer-btn {
    position: relative;
}

.compose-steer-btn svg {
    transform: rotate(-12deg);
}

.compose-model-usage-hint {
    display: block;
    font-size: 10.5px;
    color: var(--text-tertiary, var(--text-secondary));
    opacity: 0.82;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1;
    font-family: var(--font-mono, monospace);
    letter-spacing: 0.01em;
    flex: 0 1 auto;
}

.compose-model-popup {
    position: absolute;
    left: 0;
    right: 0;
    bottom: calc(100% + 6px);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.25);
    padding: var(--spacing-sm);
    z-index: 120;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.compose-model-popup-title {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.compose-model-popup-menu {
    max-height: 220px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
}

.compose-model-popup-empty {
    font-size: 12px;
    color: var(--text-secondary);
    padding: 10px 8px;
}

.compose-model-popup-item {
    width: 100%;
    text-align: left;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-family: var(--font-family-mono);
    font-size: 12px;
    padding: 7px 8px;
    cursor: pointer;
}

.compose-model-popup-model-item {
    display: flex;
    align-items: flex-start;
}

.compose-model-popup-model-label {
    display: block;
    width: 100%;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}


.compose-model-popup-item:hover,
.compose-model-popup-item:focus-visible {
    background: var(--bg-hover);
    outline: none;
}

.compose-model-popup-item.active {
    color: var(--accent-color);
    font-weight: 600;
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
}

.compose-model-popup-btn.active {
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent-color) 35%, transparent);
    background: color-mix(in srgb, var(--accent-color) 10%, transparent);
}

.compose-model-popup-item.archived {
    color: var(--text-secondary);
}

.compose-model-popup-item.archived:hover,
.compose-model-popup-item.archived:focus-visible {
    background: color-mix(in srgb, var(--bg-hover) 65%, transparent);
    color: var(--text-primary);
}

.compose-model-popup-item.current {
    cursor: default;
    font-weight: 600;
    color: var(--text-secondary);
    background: color-mix(in srgb, var(--bg-hover) 55%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--border-color) 70%, transparent);
}

.compose-model-popup-item-row {
    display: flex;
    align-items: center;
}

.compose-model-popup-item-row .compose-model-popup-item {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}

.compose-model-popup-item-delete {
    display: none;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    margin-right: 4px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm, 4px);
    background: transparent;
    color: color-mix(in srgb, var(--danger-color, #f4212e) 60%, var(--text-secondary));
    cursor: pointer;
    opacity: 0.9;
    transition: opacity 0.12s, color 0.12s, background-color 0.12s, border-color 0.12s;
}

.compose-model-popup-item-delete svg {
    width: 14px;
    height: 14px;
}

.compose-model-popup-item-row:hover .compose-model-popup-item-delete {
    display: inline-flex;
}

@media (hover: none), (pointer: coarse) {
    .compose-model-popup-item-row .compose-model-popup-item-delete {
        display: inline-flex;
    }
}

.compose-model-popup-item-delete:hover,
.compose-model-popup-item-delete:focus-visible {
    opacity: 1;
    color: var(--danger-color, #f4212e);
    background: color-mix(in srgb, var(--danger-color, #f4212e) 16%, transparent);
    border-color: color-mix(in srgb, var(--danger-color, #f4212e) 35%, transparent);
}

.compose-model-popup-actions {
    display: flex;
    gap: var(--spacing-xs);
    justify-content: flex-end;
}

.compose-model-popup-btn {
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    font-size: 12px;
    padding: 4px 8px;
    cursor: pointer;
}

.compose-model-popup-btn.primary {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.compose-model-popup-btn.danger {
    border-color: color-mix(in srgb, var(--danger-color) 40%, var(--border-color));
    color: var(--danger-color);
}

.compose-model-popup-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.rename-branch-overlay {
    position: fixed;
    inset: 0;
    z-index: 210;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: color-mix(in srgb, var(--bg-primary) 70%, transparent);
}

.rename-branch-panel {
    width: min(440px, 92vw);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.3);
}

.rename-branch-title {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.2;
}

.rename-branch-panel input {
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 7px 10px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font: inherit;
}

.rename-branch-panel input:focus {
    outline: 2px solid color-mix(in srgb, var(--accent-color) 35%, transparent);
    outline-offset: 1px;
}

.rename-branch-help {
    font-size: 12px;
    line-height: 1.4;
    color: var(--text-secondary);
}

.rename-branch-help.error {
    color: var(--danger-color, #ef4444);
}

.rename-branch-help.success {
    color: var(--success-color, #22c55e);
}

.rename-branch-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.compose-context-pie {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border-radius: 0;
    box-sizing: border-box;
    line-height: 0;
    opacity: 0.7;
    cursor: default;
    transition: opacity 0.15s;
    flex-shrink: 0;
}
.compose-context-pie:hover {
    opacity: 1;
}


.compose-send-stack {
    position: relative;
    display: inline-flex;
    align-items: flex-end;
    justify-content: flex-end;
    flex: 0 0 auto;
}

.compose-connection-status {
    position: absolute;
    right: 0;
    bottom: 0;
    z-index: 3;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 22px;
    padding: 0 8px;
    border-radius: var(--radius-full);
    border: 1px solid color-mix(in srgb, var(--border-color) 90%, transparent);
    font-size: 10.5px;
    line-height: 1;
    font-weight: 600;
    white-space: nowrap;
    box-sizing: border-box;
    flex: 0 0 auto;
    color: inherit;
    vertical-align: middle;
    pointer-events: none;
    box-shadow: var(--shadow-sm);
}

.compose-actions {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-xs) - 2px);
    margin-right: -2px;
    flex-shrink: 0;
    margin-left: auto;
}

.compose-actions.search-mode {
    gap: calc(var(--spacing-sm) - 2px);
}

.compose-actions .icon-btn {
    padding: var(--spacing-xs);
}

.compose-session-trigger-group {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.compose-session-trigger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-height: 28px;
    padding: 0;
    margin: 0;
    border: none;
    background: transparent;
    border-radius: var(--radius-full);
    cursor: pointer;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.compose-session-trigger:hover,
.compose-session-trigger:focus-visible {
    outline: none;
}

.compose-session-trigger-pill {
    justify-content: flex-start;
}

.compose-session-trigger-icon-btn {
    min-width: 28px;
    padding: 4px;
}

.compose-current-agent-label {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    border: 1px solid transparent;
    background: transparent;
    font-family: var(--font-mono, monospace);
    font-size: 11px;
    font-weight: 600;
    line-height: 1;
    color: var(--text-secondary);
    padding: 3px 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: min(28vw, 180px);
    border-radius: var(--radius-full);
    box-shadow: none;
    opacity: 0.95;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast), border-color var(--ui-transition-fast), opacity var(--ui-transition-fast), transform var(--ui-transition-fast);
    pointer-events: none;
}

.compose-current-agent-label.active {
    color: var(--accent-contrast-text, #0f1419);
    background: var(--accent-color);
    border-color: var(--accent-color);
    opacity: 1;
}

.compose-session-trigger:hover .compose-current-agent-label,
.compose-session-trigger:focus-visible .compose-current-agent-label {
    opacity: 1;
}

.compose-session-trigger.active .compose-current-agent-label.active,
.compose-session-trigger:hover .compose-current-agent-label.active,
.compose-session-trigger:focus-visible .compose-current-agent-label.active {
    color: var(--accent-contrast-text, #0f1419);
    background: color-mix(in srgb, var(--accent-color) 90%, var(--bg-hover));
    border-color: color-mix(in srgb, var(--accent-color) 92%, black 8%);
}

.compose-session-trigger-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 16px;
    min-height: 16px;
    padding: 0;
    border: none;
    border-radius: 0;
    background: transparent;
    color: var(--accent-color);
    transition: color var(--ui-transition-fast), opacity var(--ui-transition-fast);
    pointer-events: none;
    opacity: 0.95;
}

.compose-session-trigger:hover .compose-session-trigger-icon,
.compose-session-trigger:focus-visible .compose-session-trigger-icon,
.compose-session-trigger.active .compose-session-trigger-icon {
    color: var(--accent-color);
    opacity: 1;
}

.compose-mention-icon {
    width: 18px;
    height: 18px;
    display: block;
}

.compose-actions .icon-btn svg {
    width: 18px;
    height: 18px;
}

.compose-actions.search-mode .icon-btn {
    color: var(--accent-color);
}

.compose-search-scope-wrap {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-right: 4px;
}

.compose-search-scope-label {
    font-size: 11px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.compose-search-scope-select {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 4px 8px;
    font: inherit;
    font-size: var(--font-size-sm);
}

.icon-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-full);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--ui-transition-fast), color var(--ui-transition-fast), border-color var(--ui-transition-fast), box-shadow var(--ui-transition-fast);
}

.icon-btn:hover,
.icon-btn:focus-visible {
    background-color: var(--accent-soft, rgba(29, 155, 240, 0.1));
    outline: none;
}

.icon-btn svg {
    display: block;
}

.notification-btn.active {
    color: var(--success-color);
}

.notification-btn.denied {
    color: var(--danger-color);
}

.notification-btn.denied:hover {
    background: transparent;
}

.notification-btn.unavailable {
    color: var(--text-secondary);
}

.notification-btn.unavailable:hover {
    background: transparent;
}

.icon-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.send-btn {
    color: var(--accent-color);
    transition: color var(--ui-transition-fast);
}

.send-btn:disabled {
    color: var(--text-secondary);
}

.media-files-preview {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    padding: 2px var(--spacing-xs) 0 var(--spacing-xs);
    margin-top: var(--spacing-xs);
}