.gp-section-title {
  font-family: "Noto Serif TC", serif;
  font-size: 1.05rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--gp-accent-deep);
}

.gp-form-intro {
  font-size: 0.88rem;
  color: var(--gp-ink-muted);
  margin: 0 0 0.35rem;
  line-height: 1.5;
}

.gp-form-age-hint {
  font-size: 0.78rem;
  color: var(--gp-accent-deep);
  margin: 0 0 1rem;
  line-height: 1.45;
}

.gp-form-section {
  margin: 1.5rem 0 2.5rem;
}

.gp-form-card {
  background: var(--gp-paper);
  border: 1px solid rgba(90, 143, 122, 0.22);
  border-radius: var(--gp-radius-xl);
  padding: 1.35rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  box-shadow: 0 8px 32px rgba(90, 143, 122, 0.07);
}

.gp-form-card label {
  font-size: 0.78rem;
  color: var(--gp-ink-muted);
  letter-spacing: 0.04em;
}

.gp-input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid rgba(90, 143, 122, 0.28);
  border-radius: var(--gp-radius);
  font-size: 1rem;
  background: #fff;
  box-sizing: border-box;
  font-family: inherit;
}

.gp-input:focus {
  outline: 2px solid rgba(90, 143, 122, 0.35);
  outline-offset: 1px;
}

.gp-birth-dates {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.gp-field {
  min-width: 0;
}

.gp-form-card input[type="time"] {
  display: block;
  min-height: 2.75rem;
  padding-inline: 0.55rem;
}

.gp-form-card input[type="time"]::-webkit-date-and-time-value {
  min-width: 0;
  text-align: start;
}

@media (max-width: 380px) {
  .gp-birth-dates {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .gp-birth-dates .gp-field:last-child {
    grid-column: 1 / -1;
  }
}

.gp-field-hint {
  font-size: 0.75rem;
  color: var(--gp-ink-muted);
  margin: 0.35rem 0 0;
  line-height: 1.45;
}

.gp-submit {
  margin-top: 0.35rem;
  padding: 0.9rem 1.25rem;
  background: linear-gradient(135deg, var(--gp-accent), var(--gp-accent-deep));
  color: #fff;
  border: none;
  border-radius: var(--gp-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 4px 16px rgba(90, 143, 122, 0.35);
}

.gp-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(90, 143, 122, 0.4);
}

.gp-submit:disabled {
  opacity: 0.65;
  cursor: wait;
}

.gp-submit.is-soon,
.gp-submit.is-soon:disabled {
  opacity: 1;
  cursor: not-allowed;
  background: rgba(90, 143, 122, 0.35);
  box-shadow: none;
}

.gp-coming-soon-note {
  font-size: 0.82rem;
  color: var(--gp-ink-muted);
  text-align: center;
  margin: 0;
}

.gp-hero-soon {
  display: inline-block;
  margin: 0.75rem auto 0;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gp-accent-deep);
  background: rgba(90, 143, 122, 0.14);
  border: 1px solid rgba(90, 143, 122, 0.28);
}

.gp-admin-banner {
  margin: 0.65rem 0 0;
  font-size: 0.75rem;
  color: #6b5a3d;
  background: rgba(255, 214, 140, 0.35);
  border: 1px dashed rgba(180, 140, 60, 0.45);
  border-radius: 8px;
  padding: 0.35rem 0.65rem;
  display: inline-block;
}

.gp-form-card .gp-input:disabled {
  opacity: 0.72;
  background: rgba(255, 255, 255, 0.65);
}

.gp-form-legal {
  font-size: 0.72rem;
  line-height: 1.5;
  color: var(--gp-ink-muted);
  margin: 0;
}

.gp-form-legal a {
  color: var(--gp-accent-deep);
}

.gp-err {
  color: #b54a4a;
  font-size: 0.88rem;
  margin-top: 0.75rem;
}

.gp-how {
  margin: 2.5rem 0;
}

.gp-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.gp-steps li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.gp-step-num {
  flex-shrink: 0;
  width: 2.1rem;
  height: 2.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gp-accent-soft);
  color: var(--gp-accent-deep);
  font-weight: 600;
  font-size: 0.95rem;
}

.gp-step-body strong {
  display: block;
  margin-bottom: 0.25rem;
  font-size: 0.95rem;
}

.gp-step-body p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--gp-ink-muted);
  line-height: 1.5;
}

.gp-step-has-preview .gp-step-body {
  flex: 1;
  min-width: 0;
}

.how-preview-slot {
  margin-top: 0.5rem;
}

.gp-result-section {
  margin: 2.5rem 0 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(90, 143, 122, 0.15);
}

.kp-result-stage {
  margin-top: 1rem;
}

@media (min-width: 480px) {
  .gp-shell {
    padding: 0 1.75rem 4rem;
  }
}