/* Custom Radio Buttons */
.custom-radio-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.custom-radio-label {
    position: relative;
    cursor: pointer;
    padding: 10px 20px;
    background: #fff;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-weight: 500;
    color: var(--text-light);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    user-select: none;
}

.custom-radio-label:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.custom-radio-input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.custom-radio-input:checked+.custom-radio-label {
    background: #eff6ff;
    border-color: var(--primary);
    color: var(--primary);
    font-weight: 600;
}

/* Image Upload Drag & Drop */
.upload-zone {
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    background: #f8fafc;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.upload-zone:hover,
.upload-zone.dragover {
    border-color: var(--primary);
    background: #eff6ff;
}

.upload-icon {
    font-size: 3rem;
    color: #94a3b8;
    margin-bottom: 15px;
}

.upload-text {
    color: #64748b;
    font-size: 1rem;
}

.upload-hint {
    color: #94a3b8;
    font-size: 0.85rem;
    margin-top: 5px;
}

/* Image Previews Grid */
.image-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(125px, 1fr));
    gap: 15px;
    margin-top: 20px;
}

.preview-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    width: 100%;
    border: 1px solid #e2e8f0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    background: #fff;
    transition: all 0.33s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.preview-card.drag-over {
    border: 2px dashed #3b82f6;
    background: #eff6ff;
    transform: scale(1.05);
}

.preview-card .img-container {
    width: 100%;
    height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
    overflow: hidden;
    position: relative;
}

.preview-card img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    display: block;
}

.preview-remove {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(239, 68, 68, 0.9);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.8rem;
    transition: transform 0.2s;
    z-index: 10;
}

.preview-remove:hover {
    transform: scale(1.1);
}

.preview-main-badge {
    position: absolute;
    bottom: 5px;
    left: 5px;
    background: rgba(16, 185, 129, 0.9);
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    display: none;
    z-index: 10;
}

.preview-card.is-main {
    border: 3px solid var(--success);
}

.preview-card.is-main .preview-main-badge {
    display: block;
}

.preview-action-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
    z-index: 5;
}

/* Description Field */
textarea[name="description"] {
    height: 150px !important;
    min-height: 150px;
    resize: vertical;
    overflow-y: auto;
}

.preview-card:hover .preview-action-overlay {
    opacity: 1;
}

.set-main-btn {
    background: white;
    color: var(--text-main);
    padding: 4px 10px;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

.set-main-btn:hover {
    background: var(--success);
    color: white;
}

/* Rotation Controls */
.rotation-controls {
    padding: 8px;
    background: #f1f5f9;
    display: flex;
    justify-content: center;
    gap: 15px;
    border-top: 1px solid #e2e8f0;
    z-index: 15;
}

.rotate-btn {
    background: white;
    border: 1px solid #cbd5e1;
    color: #475569;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.85rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.rotate-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-1px);
}

.preview-card.is-main {
    border: 2px solid #3b82f6 !important;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.preview-card.is-main .preview-main-badge {
    background: #3b82f6;
    display: block;
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
}

/* Helper for file input */
.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}