.ntn-out-of-stock-notification {
  width: 100%;
  margin: 24px auto;
  padding: 20px;
  border: 1px solid #e2e8f0;
  border-top: 3px solid #2563eb;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(15, 23, 42, 0.08);
  box-sizing: border-box;
}

.ntn-out-of-stock-notification * {
  box-sizing: border-box;
}

.ntn-out-of-stock-notification .ntn-heading {
  text-align: center;
  color: #0f172a;
  font-size: 1.15em;
  margin: 0 0 8px;
}

.ntn-out-of-stock-notification .ntn-description {
  text-align: center;
  color: #334155;
  margin: 0 0 16px;
}

.ntn-out-of-stock-notification .ntn-field {
  margin-bottom: 14px;
}

.ntn-out-of-stock-notification label {
  display: block;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 4px;
}

.ntn-out-of-stock-notification input[type="email"] {
  width: 100%;
  padding: 10px;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  color: #0f172a;
  background: #fff;
}

.ntn-out-of-stock-notification input[type="email"]:focus,
.ntn-out-of-stock-notification .ntn-consent:focus,
.ntn-out-of-stock-notification .ntn-submit-button:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
  border-color: #2563eb;
}

.ntn-out-of-stock-notification .ntn-field-error {
  display: block;
  color: #b91c1c;
  font-size: 0.85em;
  min-height: 1.2em;
  margin-top: 4px;
}

/* Honeypot field: hidden from sighted and screen-reader users alike, but
   still present in the DOM so bots that blindly fill every input trip it. */
.ntn-hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.ntn-consent-field label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-weight: normal;
  color: #1e293b;
}

.ntn-consent-field input[type="checkbox"] {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.ntn-privacy-link {
  margin: 6px 0 0;
  font-size: 0.85em;
}

.ntn-privacy-link a {
  color: #2563eb;
}

.ntn-submit-button {
  width: 100%;
  padding: 11px;
  margin-top: 4px;
  background: linear-gradient(120deg, #2563eb, #7c3aed);
  color: #fff;
  cursor: pointer;
  border: none;
  border-radius: 5px;
  font-size: 1em;
  transition: opacity 0.2s ease;
}

.ntn-submit-button:hover:not(:disabled) {
  opacity: 0.9;
}

.ntn-submit-button:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.ntn-form-message {
  margin-top: 10px;
  font-size: 0.9em;
  text-align: center;
  min-height: 1.2em;
}

.ntn-form-message.ntn-error {
  color: #b91c1c;
}

.ntn-form-message.ntn-success {
  color: #15803d;
}

@media (max-width: 480px) {
  .ntn-out-of-stock-notification {
    padding: 16px;
  }
}