.page-tool--base64-image-converter .tool-page {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.page-tool--base64-image-converter .tool-workbench .panel__body {
    padding-top: 14px;
}

.page-tool--base64-image-converter .tool-mode {
    display: inline-flex;
    gap: 4px;
    padding: 3px;
    border: 1px solid var(--line);
    border-radius: var(--radius-pill);
    background: var(--surface-2);
}

.page-tool--base64-image-converter .tool-mode__btn {
    padding: 0.35rem 0.8rem;
    border: 0;
    border-radius: var(--radius-pill);
    background: transparent;
    color: var(--muted);
    font: inherit;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.page-tool--base64-image-converter .tool-mode__btn:hover {
    color: var(--ink);
}

.page-tool--base64-image-converter .tool-mode__btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.page-tool--base64-image-converter .tool-mode__btn.is-active {
    background: var(--surface);
    color: var(--accent);
    box-shadow: var(--shadow-sm);
}

.page-tool--base64-image-converter .tool-mode-panel[hidden] {
    display: none;
}

.page-tool--base64-image-converter .tool-convert-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 16px;
    align-items: start;
}

.page-tool--base64-image-converter .tool-col {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 0;
}

.page-tool--base64-image-converter .dropzone {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 15rem;
    padding: 18px;
    border: 2px dashed var(--line-2);
    border-radius: var(--radius-lg);
    background: var(--surface-2);
    color: var(--muted);
    text-align: center;
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease;
}

.page-tool--base64-image-converter .dropzone:hover,
.page-tool--base64-image-converter .dropzone.is-dragging {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.page-tool--base64-image-converter .dropzone:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.page-tool--base64-image-converter .dropzone__inner {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: center;
}

.page-tool--base64-image-converter .dropzone__inner[hidden] {
    display: none;
}

.page-tool--base64-image-converter .dropzone__title {
    color: var(--ink);
    font-weight: 600;
    font-size: 1rem;
}

.page-tool--base64-image-converter .dropzone__hint {
    max-width: 26ch;
    font-size: 0.82rem;
    color: var(--faint);
}

.page-tool--base64-image-converter .dropzone__preview {
    max-width: 100%;
    max-height: 22rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.page-tool--base64-image-converter .dropzone__preview[hidden] {
    display: none;
}

.page-tool--base64-image-converter .tool-output-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
}

.page-tool--base64-image-converter .tool-output {
    min-height: 11rem;
    max-height: 20rem;
}

.page-tool--base64-image-converter .tool-input-textarea {
    min-height: 11rem;
}

.page-tool--base64-image-converter .tool-hint {
    margin: 0;
    color: var(--muted);
    font-size: 0.8rem;
}

.page-tool--base64-image-converter .tool-hint code {
    padding: 0.05rem 0.3rem;
    border-radius: var(--radius-xs);
    background: var(--surface-3);
    color: var(--ink-2);
    font-family: var(--font-mono);
}

.page-tool--base64-image-converter .tool-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.page-tool--base64-image-converter .tool-status {
    margin: 0;
    font-size: 0.82rem;
}

.page-tool--base64-image-converter .tool-meta-list {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 4px 14px;
    margin: 0;
}

.page-tool--base64-image-converter .tool-meta-list dt {
    color: var(--faint);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.page-tool--base64-image-converter .tool-meta-list dd {
    margin: 0;
    color: var(--ink-2);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    overflow-wrap: anywhere;
}

.page-tool--base64-image-converter .tool-preview {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 15rem;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(45deg, var(--surface-3) 25%, transparent 25%) 0 0 / 16px 16px,
        linear-gradient(-45deg, var(--surface-3) 25%, transparent 25%) 0 8px / 16px 16px,
        linear-gradient(45deg, transparent 75%, var(--surface-3) 75%) 8px -8px / 16px 16px,
        linear-gradient(-45deg, transparent 75%, var(--surface-3) 75%) -8px 0 / 16px 16px,
        var(--surface-2);
}

.page-tool--base64-image-converter .tool-preview__img {
    max-width: 100%;
    max-height: 22rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
}

.page-tool--base64-image-converter .tool-preview__img[hidden] {
    display: none;
}

.page-tool--base64-image-converter .tool-preview__empty {
    margin: 0;
    color: var(--faint);
    font-size: 0.85rem;
}

.page-tool--base64-image-converter .tool-preview__empty[hidden] {
    display: none;
}

.page-tool--base64-image-converter .tool-about__text {
    max-width: 80ch;
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.page-tool--base64-image-converter .tool-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: 860px) {
    .page-tool--base64-image-converter .tool-convert-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .page-tool--base64-image-converter .panel__head {
        flex-wrap: wrap;
    }

    .page-tool--base64-image-converter .tool-mode {
        width: 100%;
    }

    .page-tool--base64-image-converter .tool-mode__btn {
        flex: 1 1 auto;
    }

    .page-tool--base64-image-converter .tool-output-head {
        align-items: stretch;
        flex-direction: column;
    }
}