/* ===== Source-To-Label Preview ===== */
.label-preview {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: 1rem;
    align-items: center;
    margin-top: 1.5rem;
}

.label-preview__panel {
    padding: 1.25rem;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: linear-gradient(180deg, #f8fbfc 0%, #edf5f6 100%);
    box-shadow: 0 14px 32px rgba(15, 23, 42, 0.08);
}

.label-preview__panel--output {
    background: linear-gradient(180deg, #f6fbfa 0%, #e8f3ef 100%);
}

.label-preview__eyebrow {
    margin: 0 0 0.9rem;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.label-preview__list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.label-preview__list li {
    margin: 0;
    padding: 0.85rem 0;
    border-top: 1px solid rgba(47, 135, 144, 0.18);
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
}

.label-preview__list span,
.label-preview__list strong {
    min-width: 0;
    overflow-wrap: anywhere;
}

.label-preview__list li:first-child {
    border-top: 0;
    padding-top: 0;
}

.label-preview__list li:last-child {
    padding-bottom: 0;
}

.label-preview__list span,
.label-preview__list strong {
    font-family: "SFMono-Regular", Consolas, Menlo, Monaco, monospace;
    color: var(--body-text);
}

.label-preview__list span {
    font-size: 0.9rem;
    letter-spacing: 0.08em;
}

.label-preview__list strong {
    font-size: 1rem;
    font-weight: 700;
}

.label-preview__arrow {
    color: var(--accent);
    font-size: 2rem;
    line-height: 1;
    font-weight: 700;
    align-self: center;
    transform: translateY(0.5rem);
}

.label-preview__card {
    padding: 1rem;
    border-radius: 14px;
    border: 1px dashed #2f8790;
    background: rgba(255, 255, 255, 0.78);
}

.label-preview__card--input {
    min-height: 10.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.label-preview__title,
.label-preview__line {
    margin: 0;
    font-family: "SFMono-Regular", Consolas, Menlo, Monaco, monospace;
    color: var(--body-text);
}

.label-preview__title {
    margin-bottom: 0.6rem;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.label-preview__line + .label-preview__line {
    margin-top: 0.35rem;
}

/* ===== Responsive Layout ===== */
@media (max-width: 768px) {
    .label-preview {
        grid-template-columns: 1fr;
    }

    .label-preview__arrow {
        justify-self: center;
        transform: rotate(90deg);
    }

    .label-preview__list li {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.3rem;
    }
}

/* ===== Dark Mode ===== */
body.dark-mode .label-preview__panel,
body.dark-mode .label-preview__panel--output,
body.dark-mode .label-preview__card {
    background: linear-gradient(180deg, var(--surface-bg) 0%, var(--surface-muted) 100%);
    border-color: var(--border);
    box-shadow: var(--shadow-soft);
}

body.dark-mode .label-preview__list li {
    border-top-color: rgba(255, 255, 255, 0.12);
}

body.dark-mode .label-preview__eyebrow,
body.dark-mode .label-preview__arrow {
    color: var(--hover-accent);
}

body.dark-mode .label-preview__list span,
body.dark-mode .label-preview__list strong,
body.dark-mode .label-preview__title,
body.dark-mode .label-preview__line {
    color: var(--body-text);
}