.referral-code-modal {
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
}

.referral-code-modal-header {
  background: #ffffff;
  color: #111827;
  border-bottom: 1px solid #e5e7eb;
  padding: 22px 24px;
}

.referral-code-modal-title {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #111827;
}

.referral-code-modal-subtitle {
  margin-top: 6px;
  color: #6b7280;
  font-size: 0.92rem;
  line-height: 1.45;
}

.referral-code-modal-body {
  padding: 0;
  background: #ffffff;
}

.referral-code-tabs {
  padding: 14px 20px 0;
  border-bottom: 1px solid #e5e7eb;
  background: #ffffff;
}

.referral-code-tabs .nav-link {
  border: 0;
  color: #6b7280;
  font-weight: 600;
  border-radius: 8px 8px 0 0;
  padding: 10px 14px;
  margin-right: 4px;
}

.referral-code-tabs .nav-link:hover {
  color: #111827;
  background: #f9fafb;
}

.referral-code-tabs .nav-link.active {
  color: #111827;
  background: #f3f4f6;
}

.referral-code-tab-content {
  padding: 22px;
}

.referral-code-loading {
  color: #6b7280;
  font-size: 0.95rem;
}

.referral-code-card,
.referral-earnings-summary,
.referral-earning-row {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  box-shadow: none;
}

.referral-code-card,
.referral-earnings-summary {
  padding: 20px;
}

.referral-code-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: #6b7280;
}

.referral-code-value-row {
  display: flex;
  align-items: stretch;
  gap: 10px;
  margin-top: 12px;
}

.referral-code-value {
  flex: 1;
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 0 16px;
  border-radius: 12px;
  background: #f3f4f6;
  color: #111827;
  font-size: 1.25rem;
  font-weight: 750;
  letter-spacing: 0.01em;
  border: 1px solid #d1d5db;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

#copyReferralCodeBtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border-radius: 12px;
  padding-inline: 16px;
  font-weight: 650;
  min-width: 92px;
}

.referral-copy-icon {
  font-size: 1rem;
  line-height: 1;
}


.referral-code-help {
  margin-top: 12px;
  color: #6b7280;
  font-size: 0.92rem;
  line-height: 1.45;
}

.referral-code-info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.referral-code-info-grid > div {
  position: relative;
  border-radius: 14px;
  padding: 16px;
  background: #ffffff;
  border: 1px solid #e5e7eb;
}

.referral-code-info-grid strong {
  display: block;
  color: #111827;
  font-size: 1.45rem;
  line-height: 1;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.referral-code-info-grid span {
  display: block;
  margin-top: 7px;
  color: #6b7280;
  font-size: 0.88rem;
  line-height: 1.35;
}

.referral-total-earned {
  margin-top: 8px;
  font-size: 1.8rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #111827;
}

.referral-total-display {
  margin-top: 7px;
  color: #4b5563;
  font-size: 1rem;
  font-weight: 600;
}

.referral-earnings-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
  max-height: 320px;
  overflow-y: auto;
  padding-right: 2px;
}

.referral-earning-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
}

.referral-earning-title {
  font-weight: 700;
  color: #111827;
}

.referral-earning-meta {
  margin-top: 3px;
  color: #9ca3af;
  font-size: 0.82rem;
}

.referral-earning-amount {
  text-align: right;
  flex-shrink: 0;
}

.referral-earning-amount strong {
  display: block;
  color: #111827;
  font-size: 0.98rem;
  font-weight: 700;
}

.referral-earning-amount span {
  display: block;
  margin-top: 3px;
  color: #6b7280;
  font-size: 0.82rem;
  font-weight: 600;
}

.referral-empty-state {
  padding: 20px;
  border-radius: 14px;
  background: #f9fafb;
  color: #6b7280;
  border: 1px dashed #d1d5db;
  text-align: center;
}

@media (max-width: 575.98px) {
  .referral-code-modal-header {
    padding: 20px;
  }

  .referral-code-tab-content {
    padding: 16px;
  }

  .referral-code-value-row {
    flex-direction: column;
  }

  .referral-code-info-grid {
    grid-template-columns: 1fr;
  }

  .referral-earning-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .referral-earning-amount {
    text-align: left;
  }
}