.belvia-help {
  --help-blue: #287eaf;
  position: fixed;
  left: 20px;
  bottom: 88px;
  z-index: 20000;
  font-family: system-ui, sans-serif;
  color: #203746;
  font-size: 14px;
  line-height: 1.5;
}
.belvia-help, .belvia-help * { box-sizing: border-box; }
.belvia-help [hidden] { display: none !important; }
.belvia-help button, .belvia-help a, .belvia-help summary { cursor: pointer; }
.belvia-help button, .belvia-help input, .belvia-help textarea, .belvia-help select {
  font: inherit;
  letter-spacing: normal;
}
.belvia-help button:focus-visible, .belvia-help a:focus-visible,
.belvia-help summary:focus-visible, .belvia-help textarea:focus-visible,
.belvia-help select:focus-visible {
  outline: 3px solid #287eaf;
  outline-offset: 3px;
}
.belvia-help .help-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  width: auto;
  min-height: 48px;
  border: 0;
  border-radius: 30px;
  background: #287eaf;
  color: white;
  box-shadow: 0 4px 16px #17374c26;
  font-weight: 600;
}
.belvia-help .help-toggle svg { width: 22px; height: 22px; }
.belvia-help .help-panel {
  position: fixed;
  left: 20px;
  bottom: 152px;
  width: 370px;
  max-width: calc(100vw - 32px);
  max-height: calc(100dvh - 110px);
  overflow-y: auto;
  border: 1px solid #cee2ed;
  border-radius: 18px;
  background: white;
  box-shadow: 0 12px 40px #17374c26;
}
.belvia-help .help-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  background: #f0f8fc;
  border-bottom: 1px solid #cee2ed;
}
.belvia-help h2 { margin: 0; color: #203746; font-size: 18px; }
.belvia-help .help-close {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #203746;
  font-size: 26px;
}
.belvia-help .help-content { padding: 18px; }
.belvia-help p { margin: 0 0 12px; font-size: 14px; color: #3e5868; }
.belvia-help details { margin-bottom: 8px; border: 1px solid #cee2ed; border-radius: 10px; padding: 10px 12px; }
.belvia-help summary { font-weight: 600; }
.belvia-help details p { margin: 10px 0 0; }
.belvia-help .help-form { margin-top: 20px; }
.belvia-help label { display: block; margin: 12px 0 5px; font-weight: 600; }
.belvia-help select, .belvia-help textarea {
  display: block;
  width: 100%;
  padding: 10px;
  border: 1px solid #bed6e4;
  border-radius: 8px;
  color: #203746;
  background: white;
}
.belvia-help textarea { min-height: 100px; resize: vertical; }
.belvia-help .help-action {
  display: block;
  width: 100%;
  margin-top: 12px;
  padding: 11px;
  border: 0;
  border-radius: 10px;
  color: white;
  background: #287eaf;
  text-align: center;
  text-decoration: none;
  font-weight: 600;
}
.belvia-help .help-status { margin-top: 12px; }
@media (max-width: 560px) {
  .belvia-help { left: 12px; bottom: 88px; }
  .belvia-help .help-panel { left: 16px; bottom: 152px; }
}