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

.page-tool--universal-color-converter .tool-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 16px;
    align-items: stretch;
}

.page-tool--universal-color-converter .ucc-input,
.page-tool--universal-color-converter .ucc-result {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.page-tool--universal-color-converter .ucc-input__body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.page-tool--universal-color-converter .ucc-field {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.page-tool--universal-color-converter .ucc-field__top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
}

.page-tool--universal-color-converter .ucc-field__row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.page-tool--universal-color-converter .ucc-swatch {
    flex: 0 0 auto;
    width: 46px;
    height: 46px;
    padding: 3px;
    border: 1px solid var(--line-2);
    border-radius: var(--radius-sm);
    background: var(--surface);
    cursor: pointer;
}

.page-tool--universal-color-converter .ucc-swatch::-webkit-color-swatch-wrapper {
    padding: 0;
}

.page-tool--universal-color-converter .ucc-swatch::-webkit-color-swatch {
    border: 0;
    border-radius: var(--radius-xs);
}

.page-tool--universal-color-converter .ucc-swatch::-moz-color-swatch {
    border: 0;
    border-radius: var(--radius-xs);
}

.page-tool--universal-color-converter .ucc-text {
    flex: 1 1 auto;
    min-width: 0;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.page-tool--universal-color-converter .ucc-readout {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    font-variant-numeric: tabular-nums;
}

.page-tool--universal-color-converter .ucc-range {
    width: 100%;
    height: 1.6rem;
    margin: 0;
    accent-color: var(--accent);
    cursor: pointer;
}

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

.page-tool--universal-color-converter .ucc-hint code {
    padding: 0.05rem 0.3rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-xs);
    background: var(--surface-3);
    color: var(--ink-2);
    font-family: var(--font-mono);
}

.page-tool--universal-color-converter .ucc-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.page-tool--universal-color-converter .ucc-preset {
    width: 34px;
    height: 34px;
    padding: 3px;
    border: 1px solid var(--line-2);
    border-radius: var(--radius-sm);
    background: var(--surface);
    cursor: pointer;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.page-tool--universal-color-converter .ucc-preset:hover {
    border-color: var(--line-strong);
    box-shadow: var(--shadow-sm);
}

.page-tool--universal-color-converter .ucc-preset:active {
    transform: translateY(1px);
}

.page-tool--universal-color-converter .ucc-preset:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.page-tool--universal-color-converter .ucc-preset__chip {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-xs);
    background: var(--swatch, var(--surface-3));
}

.page-tool--universal-color-converter .tool-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 2px;
}

.page-tool--universal-color-converter .ucc-result__body {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
}

.page-tool--universal-color-converter .ucc-status {
    min-height: 0;
    margin: 0;
    padding: 10px 16px;
    border-bottom: 1px solid var(--line);
    background: var(--surface-2);
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.page-tool--universal-color-converter .ucc-status--error {
    background: var(--danger-soft);
    color: var(--danger);
}

.page-tool--universal-color-converter .ucc-status--success {
    background: var(--success-soft);
    color: var(--success);
}

.page-tool--universal-color-converter .ucc-preview {
    border-bottom: 1px solid var(--line);
}

.page-tool--universal-color-converter .ucc-preview__stage {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    gap: 8px;
    min-height: 11rem;
    padding: 26px;
    overflow: hidden;
    background-color: #ffffff;
    background-image:
        linear-gradient(45deg, rgba(148, 163, 184, 0.35) 25%, transparent 25%),
        linear-gradient(-45deg, rgba(148, 163, 184, 0.35) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, rgba(148, 163, 184, 0.35) 75%),
        linear-gradient(-45deg, transparent 75%, rgba(148, 163, 184, 0.35) 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0;
}

.page-tool--universal-color-converter .ucc-preview__fill {
    position: absolute;
    inset: 0;
    background-color: transparent;
    transition: background-color 0.15s ease;
}

.page-tool--universal-color-converter .ucc-preview__sample,
.page-tool--universal-color-converter .ucc-preview__value {
    position: relative;
    z-index: 1;
}

.page-tool--universal-color-converter .ucc-preview__sample {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1;
}

.page-tool--universal-color-converter .ucc-preview__value {
    font-family: var(--font-mono);
    font-size: 1.35rem;
    font-weight: 600;
}

.page-tool--universal-color-converter .ucc-values {
    flex: 1 1 auto;
    min-height: 0;
}

.page-tool--universal-color-converter .ucc-value {
    display: grid;
    grid-template-columns: 4.5rem minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    padding: 9px 16px;
    border-bottom: 1px solid var(--line);
}

.page-tool--universal-color-converter .ucc-value:nth-child(even) {
    background: var(--surface-2);
}

.page-tool--universal-color-converter .ucc-value__label {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--faint);
}

.page-tool--universal-color-converter .ucc-value__output {
    min-width: 0;
}

.page-tool--universal-color-converter .ucc-value__output code {
    font-family: var(--font-mono);
    font-size: 0.84rem;
    color: var(--ink-2);
    overflow-wrap: anywhere;
}

.page-tool--universal-color-converter .ucc-value__copy {
    flex: 0 0 auto;
}

.page-tool--universal-color-converter .ucc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 14px 16px;
    border-top: 1px solid var(--line);
    background: var(--surface-2);
}

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

.page-tool--universal-color-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--universal-color-converter .tool-workspace {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .page-tool--universal-color-converter .ucc-value {
        grid-template-columns: 1fr auto;
        gap: 6px 12px;
    }

    .page-tool--universal-color-converter .ucc-value__label {
        grid-column: 1 / -1;
    }
}