.percent-preview-stage {
    position: relative;
    width: 100%;
    max-width: 720px;
    aspect-ratio: 720 / 520;
    margin: 0 auto 16px;
    overflow: hidden;
    border: 1px dashed #d7c5ae;
    border-radius: 18px;
    background:
        linear-gradient(45deg, rgba(0,0,0,.025) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(0,0,0,.025) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(0,0,0,.025) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(0,0,0,.025) 75%);
    background-size: 24px 24px;
    background-position: 0 0, 0 12px, 12px -12px, -12px 0px;
    box-sizing: border-box;
}

.percent-preview-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

#stampEditorBox,
.guest-live-preview-page #stampBox {
    position: absolute;
    box-sizing: border-box;
    display: grid;
    place-items: center;
    text-align: center;
    line-height: 1;
    font-weight: 800;
    letter-spacing: .08em;
    z-index: 3;
    overflow: hidden;
    white-space: nowrap;
    background: transparent;
}

#stampEditorBox {
    cursor: move;
    touch-action: none;
    border: 2px dashed #b08d57;
    background: rgba(255,250,242,.55);
}

.guest-live-preview-page #stampBox {
    pointer-events: none;
    border: 0;
}

.percent-preview-stage .empty-preview,
.empty-stamp-image {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    text-align: center;
    padding: 20px;
    color: #7b6c62;
    font-weight: 800;
}

.event-product-editor-grid {
    display: grid;
    grid-template-columns: minmax(260px, 420px) minmax(0, 1fr);
    gap: 26px;
    align-items: start;
}

.preview-controls {
    display: grid;
    grid-template-columns: repeat(3, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 14px;
}

.stamp-coordinate-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(90px, 1fr));
    gap: 10px;
}

.stamp-editor-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.stamp-editor-toolbar .btn {
    margin-top: 0;
    min-height: 38px;
    padding: 8px 12px;
}

.guest-redesigned-order .guest-form-sections {
    display: grid;
    gap: 22px;
}

.guest-redesigned-order .step-card,
.guest-redesigned-order .guest-submit-card {
    width: 100%;
    max-width: 980px;
    margin-left: auto;
    margin-right: auto;
}

.guest-redesigned-order .guest-preview-step-card {
    max-width: 1040px;
}

.guest-redesigned-order .guest-percent-preview {
    width: min(100%, 720px);
}

.guest-redesigned-order .submit-luxury {
    width: min(100%, 720px);
    margin-left: auto;
    margin-right: auto;
    display: block;
}

.guest-live-preview-page .font-tiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(145px, 1fr));
    gap: 10px;
    margin-bottom: 14px;
}

.guest-live-preview-page .font-tile {
    border: 1px solid #e1d3c1;
    background: #fffaf2;
    border-radius: 14px;
    padding: 12px;
    cursor: pointer;
    font-weight: 800;
}

.guest-live-preview-page .font-tile input {
    margin-right: 8px;
}

.guest-live-preview-page .font-tile span {
    display: block;
    font-size: 22px;
    margin: 6px 0;
}

.guest-live-preview-page .font-tile:has(input:checked),
.guest-live-preview-page .foil-tile:has(input:checked),
.guest-live-preview-page .luxury-product-card:has(input:checked) {
    border-color: var(--event-accent);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--event-accent) 28%, transparent);
}

@media (max-width: 1100px) {
    .event-product-editor-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .preview-controls {
        grid-template-columns: 1fr;
    }

    .stamp-coordinate-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .stamp-editor-toolbar {
        align-items: stretch;
        flex-direction: column;
    }

    .stamp-editor-toolbar .btn {
        width: 100%;
    }

    .guest-live-preview-page .font-tiles,
    .guest-redesigned-order .foil-tiles {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 420px) {
    .stamp-coordinate-grid,
    .guest-live-preview-page .font-tiles,
    .guest-redesigned-order .foil-tiles {
        grid-template-columns: 1fr;
    }
}