/* ===== Multi-View Generation Panel ===== */

/* Override main-content grid to 3 columns */
.main-content {
    grid-template-columns: 280px 1fr 380px;
}

@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 240px 1fr 360px;
    }
}

@media (max-width: 900px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

/* Panel card */
.mvg-panel {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* Source image upload zone */
.mvg-drop-zone {
    width: 100%;
    aspect-ratio: 1 / 1;
    border: 2px dashed var(--border-dashed);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
    transition: border-color 0.2s, background 0.2s;
    flex-shrink: 0;
}

.mvg-drop-zone:hover,
.mvg-drop-zone.dragover {
    border-color: var(--accent);
    background: var(--bg-hover);
    box-shadow: 0 0 20px var(--accent-glow);
}

.mvg-drop-zone.has-image {
    border-style: solid;
    border-color: var(--accent);
}

.mvg-drop-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    text-align: center;
    padding: 12px;
    pointer-events: none;
}

.mvg-drop-hint-icon {
    font-size: 2rem;
}

.mvg-drop-hint-text {
    font-size: 0.82rem;
    line-height: 1.4;
}

.mvg-preview-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 10px;
    display: none;
    position: absolute;
    inset: 0;
}

.mvg-drop-zone.has-image .mvg-drop-hint {
    display: none;
}

/* Clear source button */
.mvg-clear-btn {
    position: absolute;
    top: 6px;
    right: 6px;
    background: rgba(0,0,0,0.7);
    border: none;
    border-radius: 6px;
    color: #fff;
    padding: 4px 7px;
    font-size: 0.72rem;
    cursor: pointer;
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 0.2s, background 0.15s;
}

.mvg-drop-zone.has-image:hover .mvg-clear-btn {
    opacity: 1;
}

.mvg-clear-btn:hover {
    background: rgba(244, 67, 54, 0.8);
}

/* Prompts area */
.mvg-prompts {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mvg-prompt-textarea {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 9px 11px;
    font-size: 0.85rem;
    resize: vertical;
    min-height: 70px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}

.mvg-prompt-textarea:focus {
    border-color: var(--accent);
}

.mvg-prompt-textarea::placeholder {
    color: var(--text-muted);
}

.mvg-neg-toggle {
    background: none;
    border: none;
    color: var(--accent);
    font-size: 0.82rem;
    cursor: pointer;
    padding: 2px 0;
    text-align: left;
    transition: color 0.15s;
    width: fit-content;
}

.mvg-neg-toggle:hover {
    color: var(--accent-hover);
}

.mvg-neg-wrapper {
    display: none;
}

.mvg-neg-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

/* Generate button */
.mvg-generate-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #4caf50, #2e7d32);
    border: none;
    border-radius: 10px;
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.mvg-generate-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(76, 175, 80, 0.3);
}

.mvg-generate-btn:active:not(:disabled) {
    transform: translateY(0);
}

.mvg-generate-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

/* Slot generating overlay */
.slot-generating-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: 10px;
}

.slot-gen-status {
    font-size: 0.78rem;
    color: #ccc;
    font-weight: 500;
}

/* Slot error overlay */
.slot-error-overlay {
    position: absolute;
    inset: 0;
    background: rgba(244, 67, 54, 0.12);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    border-radius: 10px;
    padding: 8px;
}

.slot-error-icon {
    font-size: 1.4rem;
}

.slot-error-text {
    font-size: 0.72rem;
    color: var(--error);
    text-align: center;
    word-break: break-all;
}

/* Prevent click on generating slot */
.view-slot[data-generating="true"] {
    cursor: not-allowed;
    pointer-events: none;
}