/* =============================
   contact-form
============================= */

/* cf7 ここから */
.wpcf7 input,
.wpcf7 select,
.wpcf7 textarea {
  width: 100%;
}

.wpcf7-not-valid {
  border-color: var(--color-error) !important;
}

.wpcf7-not-valid-tip {
  font-size: 12px;
  margin-top: 4px;
}

.contact-form__checkbox {
  appearance: auto;
  -webkit-appearance: checkbox;

  width: 18px;
  height: 18px;
  accent-color: var(--gold);
}

.contact-form__check .wpcf7-list-item {
  margin: 0;
}

/* cf7 ここまで */


.contact-form__card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 40px 36px;
  box-shadow: var(--shadow-xs);
}

/* heading */
.contact-form__heading {
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 8px;
}

.contact-form__subtext {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

/* --- form layout --- */
.contact-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form__group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

/* label */
.contact-form__label {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.contact-form__required {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-error);
  background: var(--color-error-bg);
  border: solid 1px var(--color-error);
  border-radius: 3px;
  padding: 2px 10px;
  letter-spacing: 0.04em;
}

.contact-form__optional {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--color-text-lighter);
  background: var(--color-bg-section);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  padding: 1px 6px;
}

/* inputs */
.contact-form__input,
.contact-form__select,
.contact-form__textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: var(--fs-sm);
  color: var(--color-text);
  background: var(--color-bg-gray);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
  font-family: inherit;
  box-sizing: border-box;
}

.contact-form__input::placeholder,
.contact-form__textarea::placeholder {
  color: var(--color-text-lighter);
}

.contact-form__input:focus,
.contact-form__select:focus,
.contact-form__textarea:focus {
  background: var(--color-bg);
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-12);
}

/* invalid state */
.contact-form__input:invalid:not(:placeholder-shown),
.contact-form__select:invalid:not(:placeholder-shown),
.contact-form__textarea:invalid:not(:placeholder-shown) {
  border-color: var(--color-error);
}

/* select */
.contact-form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%239CA3AF' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
}

/* textarea */
.contact-form__textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.75;
}

/* checkbox */
.contact-form__check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.contact-form__checkbox {
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin-top: 1px;
  accent-color: var(--gold);
  cursor: pointer;
}

.contact-form__check-label {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.contact-form__privacy-link {
  color: var(--gold-light);
  text-decoration: underline;
  transition: opacity 0.2s;
}

.contact-form__privacy-link:hover {
  opacity: 0.75;
}

/* submit */
.contact-form__submit {
  margin-top: 8px;
}

.contact-form__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px 32px;
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--color-text-sub);
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  border: none;
  border-radius: 8px;
  cursor: pointer;
  letter-spacing: 0.03em;
  box-shadow: var(--shadow-gold-md);
  transition: opacity 0.2s, transform 0.2s;
}

.contact-form__btn:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.contact-form__btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* SSL note */
.contact-form__ssl-note {
  font-size: var(--fs-xs);
  color: var(--color-text-lighter);
  text-align: center;
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.contact-form__ssl-note .fa-lock {
  color: var(--gold);
}

/* =============================
   contact-thanks
============================= */
.contact-thanks {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 60px 24px;
}

.contact-thanks[hidden] {
  display: none;
}

.contact-thanks__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--color-text-sub);
  font-size: 1.5rem;
  margin-bottom: 24px;
  box-shadow: var(--shadow-gold-md);
}

.contact-thanks__title {
  font-size: var(--fs-xl);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 16px;
}

.contact-thanks__text {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: 1.85;
  margin-bottom: 32px;
}

.contact-thanks__sns {
  color: var(--gold-light);
}

.contact-thanks__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--color-text-sub);
  font-size: var(--fs-sm);
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: var(--shadow-gold-sm);
  transition: opacity 0.2s, transform 0.2s;
}

.contact-thanks__btn:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* responsive */
@media (max-width: 600px) {
  .contact-form__card {
    padding: 28px 20px;
  }

  .contact-form__row {
    grid-template-columns: 1fr;
  }
}