/* Date difference calculator - two stacked cards (between dates, add/subtract).
   Reuses base .field; colors from theme tokens only. */

.dd-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: 14px; padding: 18px 20px; margin-bottom: 16px;
}
.dd-title { font-size: 16px; color: var(--muted); font-weight: 600; margin: 0 0 14px; }

.dd-inputs { display: flex; flex-wrap: wrap; gap: 16px; }
.dd-field { display: flex; flex-direction: column; gap: 6px; }
.dd-field-label { font-size: 13px; color: var(--muted); font-weight: 600; }
.dd-amount { width: 9rem; font-variant-numeric: tabular-nums; }

.dd-out {
    display: flex; flex-wrap: wrap; gap: 14px; margin-top: 16px;
    padding-top: 16px; border-top: 1px solid var(--border);
}
.dd-stat { display: flex; flex-direction: column; gap: 2px; min-width: 6rem; flex: 1; }
.dd-stat-label { font-size: 13px; color: var(--muted); font-weight: 600; }
.dd-stat-value { font-size: 24px; font-weight: 800; line-height: 1.15; font-variant-numeric: tabular-nums; }
.dd-stat-text { font-size: 18px; font-weight: 700; }
.dd-stat-accent .dd-stat-value { color: var(--accent-strong); }

.dd-add-out {
    display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 16px;
    padding-top: 16px; border-top: 1px solid var(--border);
}
.dd-result { font-size: 24px; font-weight: 800; color: var(--accent-strong); flex: 1; min-width: 0; min-height: 1.3em; }
.dd-result:empty::after { content: "-"; color: var(--faint); font-weight: 400; }