/* AI Studio */
.ai-preset-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
    margin-bottom: 1.25rem;
}

@media (min-width: 576px) {
    .ai-preset-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 0.75rem;
    }
}

@media (min-width: 992px) {
    .ai-preset-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.ai-preset-option {
    margin: 0;
    cursor: pointer;
}

.ai-preset-radio {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.ai-preset-option-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.35rem;
    height: 100%;
    padding: 0.85rem 0.55rem 0.75rem;
    border: 2px solid var(--bs-border-color-translucent);
    border-radius: 0.75rem;
    background: var(--bs-body-bg);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
    position: relative;
}

.ai-preset-option:hover .ai-preset-option-inner {
    border-color: rgba(var(--bs-warning-rgb), 0.45);
    transform: translateY(-1px);
}

.ai-preset-radio:checked + .ai-preset-option-inner {
    border-color: var(--bs-warning);
    box-shadow: 0 0 0 3px rgba(var(--bs-warning-rgb), 0.2);
}

.ai-preset-radio:focus-visible + .ai-preset-option-inner {
    outline: 2px solid var(--bs-primary);
    outline-offset: 2px;
}

.ai-preset-option-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: #fff;
    background: var(--preset-accent, var(--bs-warning));
    box-shadow: inset 0 -2px 0 rgba(0, 0, 0, 0.12);
}

.ai-preset-option-title {
    font-size: 0.8125rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--bs-body-color);
}

.ai-preset-option-desc {
    font-size: 0.7rem;
    line-height: 1.35;
    color: var(--bs-secondary-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ai-preset-option-check {
    position: absolute;
    top: 0.45rem;
    right: 0.45rem;
    width: 1.25rem;
    height: 1.25rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    background: var(--bs-warning);
    color: #212529;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.ai-preset-radio:checked + .ai-preset-option-inner .ai-preset-option-check {
    opacity: 1;
    transform: scale(1);
}

.ai-transform-panel {
    border: 1px solid var(--bs-border-color-translucent);
    border-radius: 0.75rem;
    background: var(--bs-body-bg);
    padding: 1rem;
}

.ai-preset-section-label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--bs-secondary-color);
}

.ai-dropzone {
    border: 2px dashed var(--bs-border-color);
    border-radius: 0.65rem;
    min-height: 200px;
    background: var(--bs-tertiary-bg);
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
}

.ai-dropzone.dragover {
    border-color: var(--bs-success);
    background: var(--bs-success-bg-subtle);
}

.ai-dropzone.has-image {
    border-style: solid;
    border-color: var(--bs-border-color-translucent);
    background: var(--bs-body-bg);
}

.ai-transform-status {
    font-size: 0.8125rem;
    color: var(--bs-secondary-color);
    min-height: 1.25rem;
}

#aiResult img {
    max-height: 420px;
    object-fit: contain;
}