.page-tool--html-email-table-builder .tool-page {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.page-tool--html-email-table-builder .hetb-bar__body {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.page-tool--html-email-table-builder .hetb-presets {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 12px;
}

.page-tool--html-email-table-builder .hetb-presets__group {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.page-tool--html-email-table-builder .hetb-preset.is-active {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--accent);
}

.page-tool--html-email-table-builder .hetb-studio {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 16px;
    align-items: start;
}

.page-tool--html-email-table-builder .hetb-visual {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

.page-tool--html-email-table-builder .hetb-preview {
    position: sticky;
    top: calc(var(--header-h) + 16px);
}

.page-tool--html-email-table-builder .hetb-controls__body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.page-tool--html-email-table-builder .hetb-note {
    margin: -8px 0 0;
    color: var(--muted);
    font-size: 0.78rem;
}

.page-tool--html-email-table-builder .hetb-advanced {
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--surface-2);
}

.page-tool--html-email-table-builder .hetb-advanced__summary {
    padding: 9px 12px;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
}

.page-tool--html-email-table-builder .hetb-advanced__summary:hover {
    color: var(--ink);
}

.page-tool--html-email-table-builder .hetb-advanced__body {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 4px 12px 14px;
}

.page-tool--html-email-table-builder .hetb-control {
    display: grid;
    gap: 3px;
    min-width: 0;
}

.page-tool--html-email-table-builder .hetb-control__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    min-width: 0;
}

.page-tool--html-email-table-builder .hetb-control__label {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--faint);
}

.page-tool--html-email-table-builder .hetb-control__range {
    width: 100%;
    height: 1.6rem;
    margin: 0;
    accent-color: var(--accent);
    cursor: pointer;
}

.page-tool--html-email-table-builder .hetb-control__number {
    flex: 0 0 4.25rem;
    width: 4.25rem;
    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--html-email-table-builder .hetb-colors {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 14px;
}

.page-tool--html-email-table-builder .hetb-color {
    display: grid;
    gap: 4px;
    min-width: 0;
}

.page-tool--html-email-table-builder .hetb-color__row {
    display: grid;
    grid-template-columns: 2.75rem minmax(0, 1fr);
    gap: 8px;
    align-items: center;
}

.page-tool--html-email-table-builder .hetb-color__picker {
    width: 100%;
    height: 2rem;
    min-height: 2rem;
    padding: 0.15rem;
}

.page-tool--html-email-table-builder .hetb-color__text {
    min-height: 2rem;
    padding: 0.3rem 0.45rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.page-tool--html-email-table-builder .hetb-blocks {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-top: 4px;
    border-top: 1px solid var(--line);
}

.page-tool--html-email-table-builder .hetb-blocks__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.page-tool--html-email-table-builder .hetb-blocks__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.page-tool--html-email-table-builder .hetb-block {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface-2);
    overflow: hidden;
}

.page-tool--html-email-table-builder .hetb-block__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-bottom: 1px solid var(--line);
    background: var(--surface);
}

.page-tool--html-email-table-builder .hetb-block__type {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
}

.page-tool--html-email-table-builder .hetb-block__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-left: auto;
}

.page-tool--html-email-table-builder .hetb-block__body {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px 10px;
}

.page-tool--html-email-table-builder .hetb-textarea {
    min-height: 4.5rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
}

.page-tool--html-email-table-builder .hetb-block__hint {
    margin: 0;
    font-size: 0.76rem;
    color: var(--muted);
}

.page-tool--html-email-table-builder .hetb-block__hint:empty {
    display: none;
}

.page-tool--html-email-table-builder .hetb-block__hint--warning {
    color: var(--warning);
}

.page-tool--html-email-table-builder .hetb-block__hint--error {
    color: var(--danger);
}

.page-tool--html-email-table-builder .hetb-add {
    display: flex;
    gap: 8px;
}

.page-tool--html-email-table-builder .hetb-add .select {
    flex: 1 1 auto;
    min-width: 0;
}

.page-tool--html-email-table-builder .hetb-preview__body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.page-tool--html-email-table-builder .hetb-status {
    margin: 0;
    font-size: 0.8rem;
}

.page-tool--html-email-table-builder .hetb-frame {
    display: block;
    width: 100%;
    height: 560px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface-3);
}

.page-tool--html-email-table-builder .hetb-output__body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.page-tool--html-email-table-builder .hetb-code {
    min-height: 8rem;
    max-height: 22rem;
    margin: 0;
}

.page-tool--html-email-table-builder .hetb-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.page-tool--html-email-table-builder .hetb-about__text {
    max-width: 80ch;
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.page-tool--html-email-table-builder .hetb-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);
}

@media (max-width: 960px) {
    .page-tool--html-email-table-builder .hetb-studio {
        grid-template-columns: 1fr;
    }

    .page-tool--html-email-table-builder .hetb-preview {
        position: static;
    }
}

@media (max-width: 560px) {
    .page-tool--html-email-table-builder .hetb-colors {
        grid-template-columns: 1fr;
    }

    .page-tool--html-email-table-builder .hetb-frame {
        height: 460px;
    }

    .page-tool--html-email-table-builder .hetb-add {
        flex-direction: column;
    }
}