.apsis-signup-wrap {
  max-width: 640px;
}

.apsis-signup-form {
  border: 1px solid #ddd;
  padding: 1rem;
  border-radius: 8px;
  background: #fff;
}

.apsis-signup-form p,
.apsis-signup-form fieldset,
.apsis-signup-form .apsis-checkbox-row {
  margin: 0 0 1rem;
}

.apsis-signup-form label,
.apsis-signup-form legend {
  display: block;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.apsis-signup-form input[type="text"],
.apsis-signup-form input[type="email"] {
  width: 100%;
  padding: 0.65rem;
  box-sizing: border-box;
}

.apsis-signup-form button {
  padding: 0.7rem 1rem;
}

.apsis-checkbox-row {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  font-weight: 400;
}

.apsis-form-message {
  padding: 0.75rem 1rem;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.apsis-form-success {
  background: #edf9ed;
  border: 1px solid #9ad29a;
}

.apsis-form-error {
  background: #fff1f0;
  border: 1px solid #f0a6a1;
}

.apsis-doi-note {
  font-size: 0.95em;
  color: #555;
}

.apsis-inline-row {
  display: flex;
  gap: 0.75rem;
  align-items: end;
  flex-wrap: wrap;
}

.apsis-inline-row > p {
  flex: 1 1 220px;
}

.apsis-inline-grow {
  flex: 1 1 260px;
}

.apsis-inline-button {
  flex: 0 0 auto;
}

.apsis-template-inline .apsis-signup-form {
  padding: 0;
  border: 0;
  background: transparent;
}

.apsis-template-compact .apsis-signup-form {
  padding: 0.875rem;
}

.apsis-form-message[hidden] {
  display: none;
}

.apsis-is-submitting {
  opacity: 0.7;
}

.apsis-signup-form button[disabled] {
  cursor: wait;
}