.zus-calc { --gap: 16px; }
.zus-calc__grid {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(0, 1.4fr);
  gap: var(--gap);
}
@media (max-width: 900px) {
  .zus-calc__grid { grid-template-columns: 1fr; }
}
.zus-hero-card {
  background: #ecfdf5;
  border: 2px solid #059669;
  border-radius: 16px;
  padding: 22px 18px;
  text-align: center;
  margin-bottom: 14px;
}
.zus-hero-card__label {
  margin: 0;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #047857;
}
.zus-hero-card__value {
  margin: 6px 0 4px;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -.03em;
  color: #0f172a;
}
.zus-hero-card__sub {
  margin: 0;
  font-size: .85rem;
  color: #64748b;
  font-weight: 600;
}
.zus-breakdown {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 14px 16px;
}
.zus-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  font-size: .95rem;
  border-bottom: 1px solid #e2e8f0;
}
.zus-row:last-child { border-bottom: 0; }
.zus-row--muted { color: #64748b; font-size: .85rem; }
.zus-notes {
  margin: 14px 0 0;
  padding-left: 1.1rem;
  color: #64748b;
  font-size: .85rem;
  line-height: 1.55;
}
.zus-notes li { margin-bottom: 6px; }
.zus-cta { margin: 18px 0 0; }
.zus-cta__link {
  font-weight: 700;
  color: #2563eb;
  text-decoration: none;
}
.zus-cta__link:hover { text-decoration: underline; }

/* v1.6.3 — situation / tax form / breakdown */
.zus-calc [hidden] { display: none !important; }
.zus-subgroup {
  margin: 4px 0 12px;
  padding: 12px 12px 2px;
  border-left: 3px solid #93c5fd;
  background: #fff;
  border-radius: 0 10px 10px 0;
}
.zus-field-hint {
  margin: 6px 0 0;
  font-size: .75rem;
  line-height: 1.45;
  color: #64748b;
}
.zus-field-sep {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed #cbd5e1;
}
.check input[disabled] + span { color: #94a3b8; }
.zus-reason {
  margin: 0 0 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e3a8a;
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.45;
}
.zus-row--sub { font-size: .88rem; color: #334155; padding: 6px 0 6px 10px; }
.zus-row--strong { font-weight: 700; }
.zus-row--total {
  font-weight: 800;
  font-size: 1.02rem;
  border-top: 2px solid #cbd5e1;
}
.zus-tier {
  display: block;
  font-weight: 500;
  font-size: .75rem;
  color: #64748b;
}
.zus-row span:last-child { white-space: nowrap; text-align: right; }
.zus-row--muted span:last-child { white-space: normal; }