/* ==================== */
/* What's New Modal     */
/* ==================== */

/* What's New — Chat Message Integration */

.changelog-chat-message {
    background: var(--color-bg-muted);
    border: 1px solid var(--color-primary-border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    margin-top: var(--space-2);
    animation: changelogSlideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes changelogSlideIn {
    from { transform: translateY(12px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.changelog-chat-intro {
    font-size: 14px;
    color: var(--color-text);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.changelog-chat-badge {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-primary);
    background: var(--color-primary-bg);
    border: 1px solid var(--color-primary-border);
    border-radius: var(--radius-sm);
    padding: 2px 6px;
    line-height: 1.4;
    vertical-align: middle;
}

.changelog-chat-entry {
    margin-bottom: var(--space-3);
}

.changelog-chat-entry + .changelog-chat-entry {
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
}

.changelog-chat-entry-header {
    display: flex;
    align-items: baseline;
    gap: var(--space-3);
    margin-bottom: var(--space-1);
}

.changelog-chat-entry-date {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    white-space: nowrap;
}

.changelog-chat-entry-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
}

.changelog-chat-entry-summary {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.changelog-chat-entry-summary ul {
    margin: var(--space-1) 0 0 0;
    padding-left: var(--space-5);
}

.changelog-chat-entry-summary li {
    margin-bottom: var(--space-1);
}

.changelog-chat-actions {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

.changelog-chat-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background 0.15s, box-shadow 0.15s, transform 0.1s;
}

.changelog-chat-btn:hover {
    transform: translateY(-1px);
}

.changelog-chat-btn:active {
    transform: translateY(0);
}

.changelog-chat-acknowledge {
    background: var(--color-primary);
    color: #ffffff;
    border: none;
}

.changelog-chat-acknowledge:hover {
    background: var(--color-primary-hover);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.changelog-chat-report {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.changelog-chat-report:hover {
    background: var(--color-bg);
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

/* Studio Review: changelog summary inside expanded item */
.changelog-review-summary ul {
    margin: 8px 0;
    padding-left: 20px;
}
.changelog-review-summary li {
    margin-bottom: 4px;
    line-height: 1.5;
    color: var(--color-text-secondary);
}

@media (max-width: 480px) {
    .changelog-chat-actions {
        flex-direction: column;
    }
    .changelog-chat-btn {
        justify-content: center;
    }
    .changelog-chat-entry-header {
        flex-direction: column;
        gap: var(--space-1);
    }
}