:root {
                --folderify-primary: #2271b1;
                --folderify-primary-hover: #135e96;
                --folderify-bg: #f0f0f1;
                --folderify-card-bg: #ffffff;
                --folderify-border: #dcdcde;
                --folderify-text: #1d2327;
                --folderify-text-muted: #646970;
                --folderify-radius: 8px;
                --folderify-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
            }

            .folderify-replace-wrap {
                max-width: 1000px;
                margin: 20px auto 40px;
                font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
                color: var(--folderify-text);
            }

            .folderify-replace-header {
                margin-bottom: 30px;
                text-align: center;
            }

            .folderify-replace-header h1 {
                font-size: 28px;
                font-weight: 700;
                margin: 0 0 10px;
                color: var(--folderify-text);
            }

            .folderify-replace-header p {
                font-size: 16px;
                color: var(--folderify-text-muted);
                margin: 0;
            }

            .folderify-replace-grid {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
                margin-bottom: 24px;
            }

            .folderify-card {
                background: var(--folderify-card-bg);
                border: 1px solid var(--folderify-border);
                border-radius: var(--folderify-radius);
                padding: 24px;
                box-shadow: var(--folderify-shadow);
                transition: transform 0.2s ease, box-shadow 0.2s ease;
            }

            .folderify-card-title {
                font-size: 14px;
                font-weight: 600;
                text-transform: uppercase;
                letter-spacing: 0.05em;
                color: var(--folderify-text-muted);
                margin-bottom: 20px;
                display: block;
            }

            .folderify-preview-box {
                width: 100%;
                aspect-ratio: 16/10;
                background: #f6f7f7;
                border-radius: 6px;
                display: flex;
                align-items: center;
                justify-content: center;
                overflow: hidden;
                margin-bottom: 24px;
                border: 1px solid var(--folderify-border);
                position: relative;
            }

            .folderify-preview-box img {
                max-width: 100%;
                max-height: 100%;
                object-fit: contain;
            }

            .folderify-preview-placeholder {
                display: flex;
                flex-direction: column;
                align-items: center;
                gap: 10px;
                color: #a0aabc;
                text-align: center;
                padding: 20px;
            }

            .folderify-upload-container {
                position: relative;
                width: 100%;
                aspect-ratio: 16/10;
                margin-bottom: 24px;
                cursor: pointer;
            }

            .folderify-upload-zone {
                width: 100%;
                height: 100%;
                border: 2px dashed var(--folderify-border);
                border-radius: var(--folderify-radius);
                display: flex;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: all 0.2s ease;
                background: #fff;
                overflow: hidden;
            }

            .folderify-upload-zone:hover,
            .folderify-upload-zone.is-dragging {
                border-color: var(--folderify-primary);
                background: #f0f6fc;
            }

            .folderify-upload-zone.has-file {
                border: 1px solid var(--folderify-border);
                background: #f6f7f7;
            }

            .folderify-upload-zone.has-file:hover {
                border-color: var(--folderify-primary);
            }

            .folderify-upload-zone .dashicons-cloud-upload {
                font-size: 40px;
                width: 40px;
                height: 40px;
                color: #a0aabc;
                margin-bottom: 12px;
            }

            .folderify-upload-zone p {
                margin: 0;
                font-size: 14px;
                color: var(--folderify-text-muted);
            }

            .folderify-upload-overlay {
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: rgba(34, 113, 177, 0.85);
                display: flex;
                flex-direction: column;
                align-items: center;
                justify-content: center;
                color: #fff;
                opacity: 0;
                transition: opacity 0.2s;
                border-radius: var(--folderify-radius);
                z-index: 10;
            }

            .folderify-upload-container:hover .folderify-upload-overlay.active {
                opacity: 1;
            }

            .folderify-upload-overlay .dashicons {
                font-size: 32px;
                width: 32px;
                height: 32px;
                margin-bottom: 8px;
            }

            .folderify-file-info {
                font-size: 13px;
                line-height: 1.6;
            }

            .folderify-file-info strong {
                color: var(--folderify-text);
            }

            .folderify-options-container {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .folderify-option-group {
                background: #fff;
                border: 1px solid var(--folderify-border);
                border-radius: var(--folderify-radius);
                padding: 20px;
                box-shadow: var(--folderify-shadow);
            }

            .folderify-option-group h3 {
                font-size: 16px;
                font-weight: 600;
                margin: 0 0 16px;
            }

            .folderify-choice {
                display: flex;
                align-items: center;
                position: relative;
                padding: 12px 16px;
                margin-bottom: 10px;
                border: 1px solid var(--folderify-border);
                border-radius: 8px;
                cursor: pointer;
                transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
                min-height: 64px;
            }

            .folderify-choice:hover {
                border-color: var(--folderify-primary);
                background: #f9f9f9;
            }

            .folderify-choice input {
                margin: 0 12px 0 0;
                flex-shrink: 0;
            }

            .folderify-choice.active {
                border-color: var(--folderify-primary);
                background: #f0f6fc;
                box-shadow: 0 0 0 1px var(--folderify-primary);
            }

            .folderify-choice-text {
                display: block;
            }

            .folderify-choice-title {
                display: block;
                font-weight: 600;
                font-size: 14px;
                margin-bottom: 2px;
            }

            .folderify-choice-desc {
                display: block;
                font-size: 12px;
                color: var(--folderify-text-muted);
                line-height: 1.4;
            }

            .folderify-actions {
                margin-top: 40px;
                display: flex;
                justify-content: center;
                gap: 16px;
            }

            .folderify-btn {
                height: 46px;
                padding: 0 32px;
                font-size: 15px;
                font-weight: 600;
                border-radius: 6px;
                cursor: pointer;
                transition: all 0.2s;
                border: 1px solid transparent;
                display: inline-flex;
                align-items: center;
                justify-content: center;
                text-decoration: none;
            }

            .folderify-btn-primary {
                background: var(--folderify-primary);
                color: #fff;
            }

            .folderify-btn-primary:hover {
                background: var(--folderify-primary-hover);
                color: #fff;
            }

            .folderify-btn-secondary {
                background: #fff;
                border-color: var(--folderify-border);
                color: var(--folderify-text);
            }

            .folderify-replace-options input[type="radio"]:checked+.folderify-choice-content {
                border-color: var(--folderify-primary);
                background: #f0f7ff;
            }

            .folderify-replace-options input[type="radio"]:checked+.folderify-choice-content .folderify-choice-desc {
                color: #555;
            }

            /* Custom Date "Exclusive Picker" Mode */
            label.folderify-choice.is-custom-active .folderify-choice-text {
                display: none;
            }

            label.folderify-choice.is-custom-active .folderify-date-input {
                display: flex !important;
                flex: 1;
                justify-content: center;
                gap: 16px;
            }

            .folderify-date-input {
                display: none;
            }

            .folderify-date-field {
                position: relative;
                display: flex;
                align-items: center;
                min-width: 140px;
            }

            .folderify-date-field .dashicons {
                position: absolute;
                left: 10px;
                color: var(--folderify-primary);
                font-size: 16px;
                width: 16px;
                height: 16px;
                pointer-events: none;
            }

            .folderify-date-input input {
                border: 1px solid var(--folderify-border);
                border-radius: 8px;
                padding: 8px 10px 8px 34px;
                font-size: 14px;
                background: #fff;
                transition: all 0.2s;
                color: var(--folderify-text);
                width: 100%;
                box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
            }

            .folderify-date-input input:focus {
                border-color: var(--folderify-primary);
                outline: none;
                box-shadow: 0 0 0 2px rgba(34, 113, 177, 0.1);
            }

            .folderify-date-input input[type="date"] {
                flex: 1 1 140px;
            }

            .folderify-date-input input[type="time"] {
                flex: 1 1 100px;
            }