.referral-btn-icon {
  background: #fff;
  color: #2d7a46;
  border: 1.5px solid #e0e4ea;
  border-radius: 8px;
  padding: 6px 13px 6px 11px;
  font-size: 1.09em;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  box-shadow: 0 1px 4px rgba(44,62,80,0.07);
  transition: background 0.18s, color 0.18s, border 0.18s;
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  font-weight: 600;
  letter-spacing: 0.1px;
  min-width: 0;
  max-width: 170px;
}
.referral-btn-icon i {
  font-size: 1.18em;
}
.referral-btn-icon:hover {
  background: #eaf7ef;
  color: #226336;
  border-color: #2d7a46;
}
.referral-btn-label {
  font-size: 1.01em;
  color: #226336;
  font-weight: 700;
  letter-spacing: 0.1px;
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  margin-left: 2px;
}
.referral-btn-hint {
  font-size: 0.92em;
  color: #888;
  font-weight: 400;
  margin-left: 6px;
}
.ref-btn-mini {
  padding: 4px 8px !important;
  font-size: 1em !important;
  border-radius: 5px !important;
  background: #f3f6fa !important;
  color: #2d7a46 !important;
  border: 1px solid #e0e4ea !important;
  margin-left: 2px;
  margin-right: 2px;
  transition: background 0.18s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.ref-btn-mini:hover {
  background: #eaf7ef !important;
  color: #226336 !important;
  border-color: #2d7a46 !important;
}

/* Modal background */
.referral-modal-bg {
  position: fixed;
  z-index: 99999;
  left: 0; top: 0; width: 100vw; height: 100vh;
  background: rgba(0,0,0,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Modal content */
.referral-modal-content {
  max-width: 370px;
  min-width: 220px;
  width: 96vw;
  box-sizing: border-box;
  padding: 18px 18px 14px 18px;
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 4px 24px rgba(44,62,80,0.13);
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}
@media (max-width: 600px) {
  .referral-modal-content {
    max-width: 99vw;
    min-width: 0;
    padding: 10px 2vw 8px 2vw;
  }
}
.referral-modal-close {
  position: absolute;
  right: 14px;
  top: 8px;
  font-size: 1.4em;
  cursor: pointer;
  color: #888;
  font-weight: bold;
}
.referral-modal-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 7px;
}
.referral-modal-header i {
  font-size: 1.5em;
  color: #2d7a46;
}
.referral-modal-desc {
  margin-bottom: 10px;
  color: #444;
  font-size: 0.97em;
  text-align: center;
  max-width: 320px;
  min-height: 18px;
  display: block;
}
.referral-modal-row {
  margin-bottom: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  flex-wrap: wrap;
}
.referral-modal-code {
  color: #2d7a46;
  font-weight: bold;
  font-size: 1.08em;
  background: #eaf7ef;
  padding: 2px 8px;
  border-radius: 5px;
}
.referral-modal-link {
  width: 170px;
  max-width: 60vw;
  font-size: 0.97em;
  padding: 2px 6px;
  border-radius: 5px;
  border: 1px solid #d1d5db;
  text-align: center;
}
.referral-modal-bonus {
  margin: 10px 0 0 0;
  font-size: 0.96em;
  color: #226336;
  background: #eaf7ef;
  padding: 6px 8px;
  border-radius: 7px;
  max-width: 340px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
  min-height: 18px;
  display: block;
}
.referral-info-box {
  margin: 18px 0 0 0;
  text-align: center;
  font-size: 0.98em;
  background: #f8fafc;
  border-radius: 8px;
  padding: 12px 10px 10px 10px;
  box-shadow: 0 1px 6px rgba(44,62,80,0.07);
  max-width: 98%;
  margin-left: auto;
  margin-right: auto;
  word-break: break-word;
}
.referral-info-title {
  font-size: 1.08em;
  color: #2d7a46;
  font-weight: 600;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
}
.referral-info-desc {
  color: #444;
  font-size: 0.97em;
  margin-bottom: 8px;
}
.referral-info-row {
  margin-bottom: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.referral-info-label {
  font-weight: 600;
}
.referral-info-code {
  color: #2d7a46;
  font-weight: bold;
  font-size: 1.08em;
  background: #eaf7ef;
  padding: 2px 8px;
  border-radius: 5px;
}
.referral-info-link {
  width: 220px;
  max-width: 60vw;
  font-size: 0.97em;
  padding: 2px 6px;
  border-radius: 5px;
  border: 1px solid #d1d5db;
  background: #f8fafc;
  color: #222;
  text-align: center;
}
.referral-info-bonus {
  margin: 10px 0 0 0;
  font-size: 0.97em;
  color: #226336;
  background: #eaf7ef;
  padding: 7px 10px;
  border-radius: 7px;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}
.referral-info-example {
  font-size: 0.96em;
  color: #226336;
}
.referral-info-note {
  color: #b22222;
  font-size: 0.96em;
}
@media (max-width: 600px) {
  .referral-info-link {
    width: 98%;
    font-size: 0.97em;
  }
  .referral-info-box {
    padding: 10px 2vw 8px 2vw;
    font-size: 0.97em;
  }
}