.referral-dashboard {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.referral-card {
  background: var(--form-bg, var(--surface-2, #fff));
  border: 1px solid var(--form-border, var(--surface-3, #dee2e6));
  border-radius: var(--radius, 8px);
  padding: 2em 1.5em;
}

.referral-card-title {
  display: flex;
  align-items: center;
  gap: 0.5em;
  font-size: var(--font-size-4, 1.5rem);
  margin: 0 0 0.25em;
}

.referral-subtitle {
  color: var(--text-2, #495057);
  margin: 0 0 1.5em;
  line-height: 1.5;
}

/* Referral link section */
.referral-link-section {
  margin-bottom: 2em;
}

.referral-link-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5em;
  font-size: var(--font-size-1, 0.875rem);
  color: var(--text-2, #495057);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.referral-link-row {
  display: flex;
  gap: 0.5em;
}

.referral-link-input {
  flex: 1;
  padding: 0.6em 0.75em;
  font-size: var(--font-size-2, 0.95rem);
  border: 1px solid var(--form-border, var(--surface-3, #dee2e6));
  border-radius: var(--radius, 8px);
  background: var(--surface-1, #f8f9fa);
  color: var(--text-1, #212529);
  cursor: text;
  min-width: 0;
}

.referral-link-input:focus {
  outline: 2px solid var(--brand, var(--link, #228be6));
  outline-offset: -1px;
}

.referral-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  white-space: nowrap;
  flex-shrink: 0;
}

.referral-code-hint {
  margin: 0.5em 0 0;
  font-size: var(--font-size-0, 0.8rem);
  color: var(--text-2, #868e96);
}

.referral-code-hint code {
  background: var(--surface-1, #f1f3f5);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* Banked days banner */
.referral-banked-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.75em;
  padding: 1em 1.25em;
  margin-bottom: 1.5em;
  border-radius: var(--radius, 8px);
  background: var(--yellow-0, #fff9db);
  border: 1px solid var(--yellow-3, #ffe066);
  color: var(--yellow-9, #5c3d00);
}

.referral-banked-banner svg {
  flex-shrink: 0;
  margin-top: 0.1em;
}

.referral-banked-banner__content {
  display: flex;
  flex-direction: column;
  gap: 0.35em;
  font-size: var(--font-size-1, 0.9rem);
  line-height: 1.45;
}

.referral-banked-banner__content .btn {
  align-self: flex-start;
  margin-top: 0.25em;
}

/* Share buttons */
.referral-share-buttons {
  display: flex;
  gap: 0.5em;
  margin-top: 0.75em;
  flex-wrap: wrap;
}

.referral-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  padding: 0.4em 0.75em;
  font-size: var(--font-size-0, 0.8rem);
  font-weight: 500;
  border-radius: var(--radius, 8px);
  border: 1px solid var(--surface-3, #dee2e6);
  background: var(--surface-1, #f8f9fa);
  color: var(--text-1, #212529);
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
  white-space: nowrap;
}

.referral-share-btn:hover {
  background: var(--surface-2, #e9ecef);
  border-color: var(--surface-4, #ced4da);
}

.referral-share-btn--x:hover {
  background: #0f1419;
  color: #fff;
  border-color: #0f1419;
}

.referral-share-btn--whatsapp:hover {
  background: #25d366;
  color: #fff;
  border-color: #25d366;
}

.referral-share-btn--email:hover {
  background: var(--brand, var(--link, #228be6));
  color: #fff;
  border-color: var(--brand, var(--link, #228be6));
}

/* Empty state */
.referral-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2em 1em;
  margin-bottom: 1.5em;
  border: 2px dashed var(--surface-3, #dee2e6);
  border-radius: var(--radius, 8px);
  color: var(--text-2, #495057);
}

.referral-empty-state svg {
  margin-bottom: 0.5em;
}

.referral-empty-state p {
  margin: 0;
  font-size: var(--font-size-2, 1rem);
  line-height: 1.5;
}

/* Stats grid */
.referral-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1em;
  margin-bottom: 2em;
}

.referral-stat-card {
  background: var(--surface-1, #f8f9fa);
  border: 1px solid var(--surface-3, #dee2e6);
  border-radius: var(--radius, 8px);
  padding: 1.25em 1em;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.25em;
}

.referral-stat-card--highlight {
  background: var(--green-0, #ebfbee);
  border-color: var(--green-3, #8ce99a);
}

.referral-stat-value {
  font-size: var(--font-size-5, 2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-1, #212529);
}

.referral-stat-card--highlight .referral-stat-value {
  color: var(--green-8, #2b8a3e);
}

.referral-stat-card--banked {
  background: var(--yellow-0, #fff9db);
  border-color: var(--yellow-3, #ffe066);
}

.referral-stat-card--banked .referral-stat-value {
  color: var(--yellow-9, #e67700);
}

.referral-stat-label {
  font-size: var(--font-size-0, 0.8rem);
  color: var(--text-2, #868e96);
  font-weight: 500;
}

/* Tooltip */
.referral-tooltip-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 0.2em;
  cursor: help;
}

.referral-tooltip-icon {
  opacity: 0.55;
  transition: opacity 0.15s;
}

.referral-tooltip-wrap:hover .referral-tooltip-icon {
  opacity: 1;
}

.referral-tooltip {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: 240px;
  padding: 0.6em 0.75em;
  font-size: var(--font-size-0, 0.8rem);
  font-weight: 400;
  line-height: 1.4;
  color: #fff;
  background: var(--gray-8, #343a40);
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.18);
  z-index: 10;
  pointer-events: none;
  text-align: left;
}

.referral-tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--gray-8, #343a40);
}

.referral-tooltip-wrap:hover .referral-tooltip {
  display: block;
}

/* How it works */
.referral-how-it-works h3 {
  font-size: var(--font-size-2, 1rem);
  margin: 0 0 0.75em;
}

.referral-steps {
  list-style: none;
  counter-reset: referral-step;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1em;
}

.referral-steps li {
  counter-increment: referral-step;
  display: flex;
  flex-direction: column;
  gap: 0.15em;
  padding-left: 2.25em;
  position: relative;
}

.referral-steps li::before {
  content: counter(referral-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 1.6em;
  height: 1.6em;
  border-radius: 50%;
  background: var(--brand, var(--link, #228be6));
  color: #fff;
  font-weight: 700;
  font-size: var(--font-size-0, 0.85rem);
  display: flex;
  align-items: center;
  justify-content: center;
}

.referral-steps li strong {
  font-size: var(--font-size-2, 0.95rem);
}

.referral-steps li span {
  font-size: var(--font-size-1, 0.875rem);
  color: var(--text-2, #868e96);
}

/* Responsive */
@media (max-width: 640px) {
  .referral-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 400px) {
  .referral-stats {
    grid-template-columns: 1fr;
  }

  .referral-link-row {
    flex-direction: column;
  }

  .referral-card {
    padding: 1.5em 1em;
  }

  .referral-share-buttons {
    flex-direction: column;
  }
}

/* Dark mode support */
html[data-theme="dark"] .referral-stat-card--highlight {
  background: var(--green-9, #0b4d1a);
  border-color: var(--green-7, #37b24d);
}

html[data-theme="dark"] .referral-stat-card--highlight .referral-stat-value {
  color: var(--green-4, #69db7c);
}

html[data-theme="dark"] .referral-code-hint code {
  background: var(--surface-2, #2c2e33);
}

html[data-theme="dark"] .referral-banked-banner {
  background: var(--yellow-9, #5c3d00);
  border-color: var(--yellow-7, #f59f00);
  color: var(--yellow-1, #fff3bf);
}

html[data-theme="dark"] .referral-stat-card--banked {
  background: var(--yellow-9, #5c3d00);
  border-color: var(--yellow-7, #f59f00);
}

html[data-theme="dark"] .referral-stat-card--banked .referral-stat-value {
  color: var(--yellow-3, #ffe066);
}

html[data-theme="dark"] .referral-share-btn {
  background: var(--surface-2, #2c2e33);
  border-color: var(--surface-3, #3d3f44);
  color: var(--text-1, #c1c2c5);
}

html[data-theme="dark"] .referral-share-btn:hover {
  background: var(--surface-3, #3d3f44);
}

html[data-theme="dark"] .referral-empty-state {
  border-color: var(--surface-3, #3d3f44);
  color: var(--text-2, #909296);
}