/* Babba Media sessions — grid, controls, cards */

#workflow-studio-view .wf-sessions-panel {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#workflow-studio-view .wf-sessions-panel[hidden] {
    display: none !important;
}

#workflow-studio-view .wf-sessions-controls {
    flex-shrink: 0;
    padding: 0;
}

#workflow-studio-view .wf-sessions-grid {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding-top: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(286px, 1fr));
    gap: 22px;
    align-content: start;
}

#workflow-studio-view .wf-sessions-grid--loading {
    opacity: 0.55;
    pointer-events: none;
}

/* ─── Session card ─────────────────────────────────────────────────────────── */

#workflow-studio-view .wf-session-card {
    position: relative;
    border-radius: 12px;
    background: var(--color-surface-elevated);
    border: 1px solid color-mix(in srgb, var(--color-border-light) 78%, transparent);
    box-shadow:
        0 1px 2px rgba(15, 23, 42, 0.04),
        0 10px 26px -22px rgba(15, 23, 42, 0.28);
    overflow: visible;
    transition:
        transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
        box-shadow 0.28s cubic-bezier(0.22, 1, 0.36, 1),
        border-color 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

#workflow-studio-view .wf-session-card.is-menu-open {
    z-index: 30;
}

#workflow-studio-view .wf-session-card:hover {
    transform: translateY(-3px);
    border-color: color-mix(in srgb, var(--color-primary) 16%, var(--color-border-light));
    box-shadow:
        0 22px 46px -26px rgba(15, 23, 42, 0.28),
        0 8px 18px -14px rgba(15, 23, 42, 0.16);
}

#workflow-studio-view .wf-session-card__surface {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    text-align: left;
    cursor: pointer;
    overflow: hidden;
    border-radius: inherit;
}

#workflow-studio-view .wf-session-card__surface:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

#workflow-studio-view .wf-session-card__media {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: color-mix(in srgb, var(--color-bg-tertiary) 82%, var(--color-surface-elevated));
}

#workflow-studio-view .wf-session-card__img,
#workflow-studio-view .wf-session-card__img-fallback {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

#workflow-studio-view .wf-session-card__img {
    object-fit: cover;
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

#workflow-studio-view .wf-session-card:hover .wf-session-card__img:not(.is-hidden) {
    transform: scale(1.03);
}

#workflow-studio-view .wf-session-card__img.is-hidden {
    opacity: 0;
    visibility: hidden;
}

#workflow-studio-view .wf-session-card__img-skeleton {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        110deg,
        color-mix(in srgb, var(--color-bg-tertiary) 88%, var(--color-surface-elevated)) 0%,
        color-mix(in srgb, var(--color-border-light) 45%, var(--color-surface-elevated)) 45%,
        color-mix(in srgb, var(--color-bg-tertiary) 88%, var(--color-surface-elevated)) 90%
    );
    background-size: 200% 100%;
    animation: wf-session-thumb-shimmer 1.35s ease-in-out infinite;
}

#workflow-studio-view .wf-session-card__media.is-loading .wf-session-card__img {
    z-index: 2;
}

@keyframes wf-session-thumb-shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

[data-theme='dark'] #workflow-studio-view .wf-session-card__img-skeleton {
    background: linear-gradient(
        110deg,
        color-mix(in srgb, var(--color-gray-800) 92%, transparent) 0%,
        color-mix(in srgb, var(--color-gray-700) 70%, transparent) 45%,
        color-mix(in srgb, var(--color-gray-800) 92%, transparent) 90%
    );
    background-size: 200% 100%;
}

#workflow-studio-view .wf-session-card__img-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(
        160deg,
        color-mix(in srgb, var(--color-bg-tertiary) 55%, var(--color-surface-elevated)) 0%,
        color-mix(in srgb, var(--color-border-light) 35%, transparent) 100%
    );
    color: var(--color-text-tertiary);
}

#workflow-studio-view .wf-session-card__img-fallback.is-hidden {
    display: none;
}

#workflow-studio-view .wf-session-card__img-fallback i {
    width: 28px;
    height: 28px;
    opacity: 0.45;
}

#workflow-studio-view .wf-session-card__media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.02) 0%,
        transparent 52%,
        rgba(0, 0, 0, 0.08) 100%
    );
    pointer-events: none;
    transition: opacity 0.28s ease;
}

#workflow-studio-view .wf-session-card:hover .wf-session-card__media::after {
    opacity: 0.92;
}

#workflow-studio-view .wf-session-card__body {
    padding: 14px 15px 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 0;
}

#workflow-studio-view .wf-session-card__eyebrow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    min-width: 0;
    color: var(--color-text-tertiary);
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

#workflow-studio-view .wf-session-card__title {
    margin: 0;
    font-size: 15.5px;
    font-weight: var(--font-weight-semibold);
    line-height: 1.35;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

#workflow-studio-view .wf-session-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    flex-wrap: wrap;
}

#workflow-studio-view .wf-session-card__source {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

#workflow-studio-view .wf-session-card__source i {
    width: 13px;
    height: 13px;
    opacity: 0.72;
}

#workflow-studio-view .wf-session-card__date {
    font-size: 12px;
    color: var(--color-text-tertiary);
    white-space: nowrap;
}

#workflow-studio-view .wf-session-card__delete {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 4;
    width: 30px;
    height: 30px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(10px);
    color: var(--color-text-secondary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    cursor: pointer;
    box-shadow: var(--shadow-xs);
    transition:
        opacity 0.18s ease,
        background 0.18s ease,
        color 0.18s ease,
        border-color 0.18s ease,
        transform 0.18s ease;
}

#workflow-studio-view .wf-session-card:hover .wf-session-card__delete,
#workflow-studio-view .wf-session-card__delete:focus-visible {
    opacity: 1;
}

#workflow-studio-view .wf-session-card__delete:hover {
    background: color-mix(in srgb, var(--color-error, #dc2626) 14%, white);
    border-color: color-mix(in srgb, var(--color-error, #dc2626) 40%, transparent);
    color: var(--color-error, #dc2626);
    transform: scale(1.06);
}

[data-theme='dark'] #workflow-studio-view .wf-session-card__delete {
    background: rgba(15, 23, 42, 0.78);
    border-color: rgba(255, 255, 255, 0.14);
    color: rgba(255, 255, 255, 0.88);
}

#workflow-studio-view .wf-session-card__delete i {
    width: 15px;
    height: 15px;
}

/* Empty state inside grid */
#workflow-studio-view .wf-sessions-grid .wf-sessions-empty {
    grid-column: 1 / -1;
}

#workflow-studio-view .wf-sessions-grid .wf-sessions-empty .empty-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

#workflow-studio-view .wf-sessions-grid .wf-sessions-empty .empty-actions i,
#workflow-studio-view .wf-sessions-grid .wf-sessions-empty .empty-actions [data-lucide] {
    width: 18px;
    height: 18px;
}

@media (max-width: 760px) {
    #workflow-studio-view .wf-sessions-controls {
        margin-bottom: var(--space-5);
    }

    #workflow-studio-view .wf-sessions-grid {
        grid-template-columns: 1fr;
    }
}

/* Laptop / medium viewports (sidebar open): keep cards readable and actions reachable */
@media (max-width: 1366px) and (min-width: 761px) {
    #workflow-studio-view:has(#wf-sessions-grid:not([hidden])) .script-chat-container.wf-studio-shell {
        flex: 1;
        min-height: 0;
        height: auto;
        overflow: hidden;
    }

    #workflow-studio-view .wf-sessions-panel {
        min-height: 0;
    }

    #workflow-studio-view .wf-sessions-controls {
        flex-wrap: wrap;
        row-gap: var(--space-3);
        margin-bottom: var(--space-4);
    }

    #workflow-studio-view .wf-sessions-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 18px;
        padding-bottom: 20px;
    }

    #workflow-studio-view .wf-session-card__menu-btn {
        opacity: 1;
        transform: translateY(0) scale(1);
        background: rgba(255, 255, 255, 0.92);
        border-color: rgba(15, 23, 42, 0.08);
        box-shadow: 0 2px 8px rgba(15, 23, 42, 0.12);
    }

    [data-theme='dark'] #workflow-studio-view .wf-session-card__menu-btn {
        background: rgba(15, 23, 42, 0.82);
        border-color: rgba(255, 255, 255, 0.14);
    }
}