.page-tool--css-triangle-generator .tool-page {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Controls beside the reacting live preview. */
.page-tool--css-triangle-generator .ctg-studio {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 16px;
    align-items: start;
}

.page-tool--css-triangle-generator .ctg-visual {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

.page-tool--css-triangle-generator .ctg-preview {
    position: sticky;
    top: calc(var(--header-h) + 16px);
}

.page-tool--css-triangle-generator .ctg-controls__body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.page-tool--css-triangle-generator .ctg-control {
    display: grid;
    gap: 3px;
    min-width: 0;
}

.page-tool--css-triangle-generator .ctg-control__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-width: 0;
}

.page-tool--css-triangle-generator .ctg-control__range {
    width: 100%;
    height: 1.6rem;
    margin: 0;
    accent-color: var(--accent);
    cursor: pointer;
}

.page-tool--css-triangle-generator .ctg-control__number {
    flex: 0 0 4.5rem;
    width: 4.5rem;
    min-height: 1.9rem;
    padding: 0.15rem 0.35rem;
    border-color: var(--line);
    background: var(--surface-3);
    color: var(--ink-2);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-align: right;
}

.page-tool--css-triangle-generator .ctg-color__row {
    display: grid;
    grid-template-columns: 3.25rem minmax(0, 1fr);
    gap: 8px;
    align-items: center;
}

.page-tool--css-triangle-generator .ctg-color__picker {
    width: 100%;
    height: 1.75rem;
    min-height: 1.75rem;
    padding: 0.15rem;
}

.page-tool--css-triangle-generator .ctg-color__hex {
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.page-tool--css-triangle-generator .ctg-hint {
    margin: 0;
    color: var(--muted);
    font-size: 0.78rem;
}

.page-tool--css-triangle-generator .ctg-hint code,
.page-tool--css-triangle-generator .ctg-about__text code {
    padding: 0.05rem 0.3rem;
    border-radius: var(--radius-xs);
    background: var(--surface-3);
    color: var(--ink-2);
    font-family: var(--font-mono);
}

/* Live preview. */
.page-tool--css-triangle-generator .ctg-preview__body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.page-tool--css-triangle-generator .ctg-stage {
    display: grid;
    place-items: center;
    min-height: 300px;
    padding: 40px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background-color: var(--surface-3);
    background-image:
        linear-gradient(45deg, var(--surface-2) 25%, transparent 25%),
        linear-gradient(-45deg, var(--surface-2) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--surface-2) 75%),
        linear-gradient(-45deg, transparent 75%, var(--surface-2) 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}

.page-tool--css-triangle-generator .ctg-triangle {
    width: 0;
    height: 0;
    filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.18));
}

.page-tool--css-triangle-generator .ctg-output__body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.page-tool--css-triangle-generator .ctg-status {
    margin: 0;
    font-size: 0.8rem;
}

.page-tool--css-triangle-generator .ctg-code {
    min-height: 8rem;
    max-height: 16rem;
}

.page-tool--css-triangle-generator .ctg-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.page-tool--css-triangle-generator .ctg-about__text {
    max-width: 80ch;
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

@media (max-width: 900px) {
    .page-tool--css-triangle-generator .ctg-studio {
        grid-template-columns: 1fr;
    }

    .page-tool--css-triangle-generator .ctg-preview {
        position: static;
    }

    .page-tool--css-triangle-generator .ctg-stage {
        min-height: 240px;
        padding: 28px;
    }
}