/**
 * Publish Ad-Set Page — 5 variant rows for FB ad-set A/B testing.
 * Strictly additive — no overrides of existing publish page selectors.
 */

#page-publish-adset .publish-adset-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* ───── Header ───── */
#page-publish-adset .publish-adset-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    flex-wrap: wrap;
}

#page-publish-adset .publish-adset-title h2 {
    margin: 0;
    font-size: 1.25rem;
}

#page-publish-adset .publish-adset-sub {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

#page-publish-adset .publish-adset-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

#page-publish-adset .publish-adset-aspect {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

#page-publish-adset .publish-adset-aspect select {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.375rem 0.5rem;
    font-size: 0.875rem;
}

/* ───── Lock banner ───── */
#page-publish-adset .publish-adset-banner {
    padding: 0.75rem 1rem;
    background: var(--color-warning-bg);
    border: 1px solid var(--color-warning);
    border-radius: 8px;
    color: var(--color-text);
    font-size: 0.875rem;
}

#page-publish-adset .publish-adset-banner.hidden {
    display: none;
}

/* ───── Rows ───── */
#page-publish-adset .publish-adset-rows {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

#page-publish-adset .publish-adset-loading,
#page-publish-adset .publish-adset-error {
    padding: 1.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    color: var(--color-text-secondary);
    text-align: center;
}

#page-publish-adset .publish-adset-error {
    background: var(--color-error-bg);
    border-color: var(--color-error);
    color: var(--color-error);
}

#page-publish-adset .publish-adset-row {
    display: grid;
    grid-template-columns: 220px 1fr auto;
    gap: 1rem;
    align-items: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 0.875rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}

#page-publish-adset .publish-adset-row:hover {
    border-color: var(--color-border);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

#page-publish-adset .publish-adset-row--encoding {
    border-color: var(--color-primary-light);
    background: linear-gradient(0deg, var(--color-primary-bg), var(--color-surface));
}

#page-publish-adset .publish-adset-row--error {
    border-color: var(--color-error);
    background: var(--color-error-bg);
}

/* ───── Preview column ───── */
#page-publish-adset .publish-adset-row-preview {
    position: relative;
    width: 220px;
    aspect-ratio: 9 / 16;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Landscape aspect — only when page state is landscape */
#page-publish-adset[data-aspect="landscape"] .publish-adset-row-preview {
    aspect-ratio: 16 / 9;
    width: 300px;
}

#page-publish-adset .publish-adset-video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

#page-publish-adset .publish-adset-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    font-size: 0.875rem;
    background: #111;
}

#page-publish-adset .publish-adset-placeholder-err {
    color: var(--color-error);
    font-weight: 600;
}

#page-publish-adset .publish-adset-placeholder-dim {
    color: #64748b;
}

/* ───── Info column ───── */
#page-publish-adset .publish-adset-row-info {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

#page-publish-adset .publish-adset-row-name {
    font-size: 0.9375rem;
    color: var(--color-text);
}

#page-publish-adset .publish-adset-row-desc {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.35;
}

#page-publish-adset .publish-adset-row-state {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    margin-top: 0.125rem;
}

#page-publish-adset .publish-adset-row-step {
    color: var(--color-primary);
    font-weight: 500;
}

#page-publish-adset .publish-adset-row-err {
    font-size: 0.8125rem;
    color: var(--color-error);
    margin-top: 0.25rem;
    word-break: break-word;
}

#page-publish-adset .publish-adset-stale {
    display: inline-block;
    font-size: 0.75rem;
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
    margin-left: 0.375rem;
    font-weight: 500;
}

/* ───── Progress bar ───── */
#page-publish-adset .publish-adset-progress {
    width: 100%;
    height: 6px;
    background: var(--color-border-light);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 0.375rem;
}

#page-publish-adset .publish-adset-progress-bar {
    height: 100%;
    background: var(--color-primary);
    transition: width 0.15s ease-out;
}

/* ───── Actions column ───── */
#page-publish-adset .publish-adset-row-actions {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    align-items: stretch;
    min-width: 110px;
}

#page-publish-adset .publish-adset-row-actions button {
    white-space: nowrap;
}

/* ───── Footer note ───── */
#page-publish-adset .publish-adset-footer {
    color: var(--color-text-light);
    font-size: 0.8125rem;
    line-height: 1.4;
    padding: 0.5rem 0.25rem;
}

/* ───── Responsive ───── */
@media (max-width: 720px) {
    #page-publish-adset .publish-adset-row {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    #page-publish-adset .publish-adset-row-preview {
        width: 100%;
        max-width: 320px;
        margin: 0 auto;
    }

    #page-publish-adset .publish-adset-row-actions {
        flex-direction: row;
        flex-wrap: wrap;
        min-width: 0;
    }

    #page-publish-adset .publish-adset-header {
        flex-direction: column;
        align-items: flex-start;
    }

    #page-publish-adset .publish-adset-actions {
        width: 100%;
    }
}