/* Floating TP support button for exchange themes */
.exchange-support-fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 1200;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px 12px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.01em;
  background: linear-gradient(135deg, #2b59ff 0%, #1a8cff 55%, #00c2ff 100%);
  box-shadow: 0 10px 28px rgba(26, 140, 255, 0.38), 0 2px 8px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.exchange-support-fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(26, 140, 255, 0.45), 0 4px 12px rgba(0, 0, 0, 0.2);
  color: #fff;
}

.exchange-support-fab__icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 34px;
}

.exchange-support-fab__icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.exchange-support-fab--compact {
  padding: 0;
  width: 56px;
  height: 56px;
  justify-content: center;
  border-radius: 50%;
}

.exchange-support-fab--compact .exchange-support-fab__label {
  display: none;
}

.exchange-support-fab--compact .exchange-support-fab__icon {
  width: 56px;
  height: 56px;
  background: transparent;
}

.exchange-support-fab--compact .exchange-support-fab__icon svg {
  width: 26px;
  height: 26px;
}

.exchange-support-inline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  text-decoration: none;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  background: linear-gradient(135deg, #2b59ff 0%, #1a8cff 100%);
  box-shadow: 0 6px 18px rgba(26, 140, 255, 0.28);
}

.exchange-support-inline:hover {
  color: #fff;
  transform: translateY(-1px);
}

.exchange-support-inline__icon svg {
  width: 18px;
  height: 18px;
  display: block;
}

@media (max-width: 640px) {
  .exchange-support-fab {
    right: 12px;
    bottom: 12px;
    padding: 0;
    width: 56px;
    height: 56px;
    justify-content: center;
    border-radius: 50%;
  }

  .exchange-support-fab .exchange-support-fab__label {
    display: none;
  }

  .exchange-support-fab .exchange-support-fab__icon {
    width: 56px;
    height: 56px;
    background: transparent;
  }

  .exchange-support-fab .exchange-support-fab__icon svg {
    width: 26px;
    height: 26px;
  }
}