/*
 * chat-actions.css — styling for the shared message action bar (chat-actions.js).
 * Used across all chat surfaces. Relies on existing theme CSS variables with
 * sensible fallbacks so it works on light and dark backgrounds alike.
 */

.ca-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    margin-top: 8px;
    opacity: 0;
    transition: opacity 0.15s ease;
}

/* Reveal on hover/focus of the message row, or whenever feedback is set. */
.ca-host:hover .ca-bar,
.ca-bar:hover,
.ca-bar:focus-within {
    opacity: 1;
}

/* Touch devices have no hover — keep the bar visible. */
@media (hover: none) {
    .ca-bar { opacity: 1; }
}

.ca-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 9px;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.14));
    border-radius: 7px;
    background: var(--ca-btn-bg, rgba(255, 255, 255, 0.04));
    color: var(--text-muted, #8a8a99);
    font: inherit;
    font-size: 0.74rem;
    line-height: 1;
    cursor: pointer;
    position: relative;
    transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.08s;
}

.ca-btn:hover {
    background: var(--ca-btn-hover-bg, rgba(37, 99, 235, 0.12));
    border-color: var(--primary, #2563eb);
    color: var(--text-primary, #fff);
}

.ca-btn:active {
    transform: scale(0.94);
}

.ca-btn:focus-visible {
    outline: 2px solid var(--primary, #2563eb);
    outline-offset: 1px;
}

.ca-btn svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    display: block;
}

.ca-btn-label {
    white-space: nowrap;
}

/* Active thumbs: filled accent so the user sees their selection persist. */
.ca-btn--active {
    color: #fff;
    border-color: var(--primary, #2563eb);
    background: var(--primary, #2563eb);
}

.ca-btn--active svg {
    fill: rgba(255, 255, 255, 0.25);
}

.ca-btn--active:hover {
    color: #fff;
    background: var(--primary, #2563eb);
    filter: brightness(1.08);
}

.ca-btn--disabled,
.ca-btn:disabled {
    opacity: 0.45;
    cursor: default;
    pointer-events: none;
}

/* Spinning state for "Try again" while a regenerate streams. */
.ca-btn--spinning svg {
    animation: ca-spin 0.8s linear infinite;
}

@keyframes ca-spin {
    to { transform: rotate(360deg); }
}

/* Copy-confirmation tooltip. */
.ca-tip {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary, #2563eb);
    color: #fff;
    padding: 3px 10px;
    border-radius: 5px;
    font-size: 0.72rem;
    font-weight: 600;
    white-space: nowrap;
    pointer-events: none;
    z-index: 5;
    animation: ca-pop 0.18s ease;
}

.ca-tip.show {
    display: block;
}

@keyframes ca-pop {
    from { opacity: 0; transform: translateX(-50%) translateY(4px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .ca-bar,
    .ca-btn,
    .ca-btn--spinning svg,
    .ca-tip {
        transition: none;
        animation: none;
    }
}