/* ── 日期计算器专题页 ── */

/* 日期表单两列 */
.date-form {
    grid-template-columns: 1fr 1fr;
}

/* 结果区 */
.date-result {
    margin-top: 1.5rem;
    background: #f8f9fb;
    border: 1px solid #e8eaf0;
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
}

.result-main {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.4rem;
    margin-bottom: 0.8rem;
}

.result-label {
    font-size: 0.9rem;
    color: #666;
}

.result-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2563eb;
    font-family: 'Fira Code', monospace;
}

.result-unit {
    font-size: 1rem;
    color: #666;
}

.result-detail {
    font-size: 0.88rem;
    color: #888;
    line-height: 1.7;
}

/* ── Mobile ── */
@media (max-width: 640px) {
    .date-form {
        grid-template-columns: 1fr;
    }

    .result-value {
        font-size: 2rem;
    }
}