.secondary-btn {
  margin-top: 1.25rem;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.6rem;
  background: transparent;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.secondary-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.1rem;
  height: 1.1rem;
  font-size: 1rem;
  line-height: 1;
}

.secondary-btn:hover {
  background: var(--color-accent);
  color: #fff;
}

.rsvp-card button[type="submit"] {
  margin-top: 1.5rem;
  width: 100%;
  padding: 0.75rem;
  background: var(--color-gold-vivid);
  color: var(--color-text);
  border: none;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: bold;
  letter-spacing: 0.05em;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(224, 169, 64, 0.35);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.rsvp-card button[type="submit"]:hover:not(:disabled) {
  background: var(--color-gold-hover);
  box-shadow: 0 4px 14px rgba(224, 169, 64, 0.45);
}

.rsvp-card button[type="submit"]:active:not(:disabled) {
  transform: translateY(1px);
}

.rsvp-card button[type="submit"]:disabled {
  opacity: 0.6;
  cursor: default;
  box-shadow: none;
}

.rsvp-card .status {
  margin-top: 0.85rem;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  min-height: 1.2em;
}

.rsvp-card form {
  max-height: 20000px;
  opacity: 1;
  overflow: hidden;
  transition: opacity 0.4s ease, max-height 0.4s ease, margin-top 0.4s ease;
}

.rsvp-card form.form-exit {
  opacity: 0;
  max-height: 0;
  margin-top: 0;
  pointer-events: none;
}