.pt-page .image-tool-card {
    display: grid;
    gap: 14px;
}

.pt-control-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.pt-control {
    display: grid;
    gap: 8px;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: var(--surface-soft);
}

.pt-control--wide {
    grid-column: 1 / -1;
}

.pt-control__label {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pt-control input[type="range"] {
    width: 100%;
}

.pt-control input[type="number"],
.pt-control select,
.pt-control textarea {
    width: 100%;
    min-width: 0;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.75);
    color: var(--ink);
}

html.theme-dark .pt-control input[type="number"],
html.theme-dark .pt-control select,
html.theme-dark .pt-control textarea {
    background: rgba(15, 23, 42, 0.7);
}

.pt-control input[type="color"] {
    width: 100%;
    min-height: 46px;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 4px;
    background: rgba(255, 255, 255, 0.75);
}

.pt-control__hint {
    color: var(--muted);
    font-size: 0.86rem;
    font-weight: 700;
}

.pt-control__checkbox {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.image-palette {
    display: grid;
    gap: 14px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    background:
        linear-gradient(135deg, rgba(15, 118, 110, 0.08), rgba(49, 94, 251, 0.05)),
        var(--surface-soft);
}

.image-palette__header h3 {
    margin: 0 0 6px;
    font-size: 1rem;
}

.image-palette__header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
}

.image-palette__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.image-palette__swatch {
    display: grid;
    gap: 8px;
    padding: 12px;
    border-radius: 14px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.72);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.05);
}

html.theme-dark .image-palette__swatch {
    background: rgba(15, 23, 42, 0.75);
}

.image-palette__color {
    height: 48px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.22);
}

.image-palette__swatch strong {
    font-size: 0.95rem;
}

.image-palette__swatch span {
    color: var(--muted);
    font-size: 0.85rem;
}

.pt-preview-canvas {
    width: 100%;
    min-height: 440px;
    max-height: 680px;
    object-fit: contain;
    border-radius: 16px;
    border: 1px solid var(--line);
    background:
        linear-gradient(45deg, rgba(148, 163, 184, 0.18) 25%, transparent 25%) 0 0 / 24px 24px,
        linear-gradient(45deg, transparent 75%, rgba(148, 163, 184, 0.18) 75%) 0 0 / 24px 24px,
        linear-gradient(45deg, transparent 75%, rgba(148, 163, 184, 0.18) 75%) 12px 12px / 24px 24px,
        linear-gradient(45deg, rgba(148, 163, 184, 0.18) 25%, transparent 25%) 12px 12px / 24px 24px;
}

.pt-preview-canvas[hidden],
.pt-output-box[hidden] {
    display: none !important;
}

.pt-output-box {
    min-height: 440px;
    border-radius: 16px;
    border: 1px dashed var(--line-strong);
    display: grid;
    place-items: center;
    color: var(--muted);
    text-align: center;
    padding: 24px;
    line-height: 1.5;
    background:
        linear-gradient(45deg, rgba(148, 163, 184, 0.12) 25%, transparent 25%) 0 0 / 24px 24px,
        linear-gradient(45deg, transparent 75%, rgba(148, 163, 184, 0.12) 75%) 0 0 / 24px 24px,
        linear-gradient(45deg, transparent 75%, rgba(148, 163, 184, 0.12) 75%) 12px 12px / 24px 24px,
        linear-gradient(45deg, rgba(148, 163, 184, 0.12) 25%, transparent 25%) 12px 12px / 24px 24px;
}

@media (max-width: 860px) {
    .pt-preview-canvas,
    .pt-output-box {
        min-height: 340px;
        max-height: 560px;
    }
}

@media (max-width: 860px) {
    .pt-control-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 560px) {
    .image-palette__grid {
        grid-template-columns: 1fr;
    }
}