/* ===========================
   CONTACT PAGE
=========================== */

/* ページヒーロー */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(160deg, #0f0f0f 0%, #1a1a1a 60%, #0a0a0a 100%);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 80%, rgba(201, 168, 76, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero__label {
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.35em;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.page-hero__title {
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 24px;
}

.page-hero__desc {
  font-size: clamp(14px, 1.8vw, 16px);
  color: var(--color-text-muted);
  line-height: 1.9;
}

/* 現在ページハイライト */
.header__nav-list a.is-current,
.header__nav-list .btn.is-current {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ===========================
   CONTACT SECTION
=========================== */
.contact-section {
  background-color: var(--color-bg);
}

.contact-section__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}

/* ===========================
   LEFT: 連絡先情報
=========================== */
.contact-info {
  position: sticky;
  top: 100px;
}

.contact-info .section__label {
  margin-bottom: 16px;
}

.contact-info__title {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 20px;
}

.contact-info__desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 36px;
}

.contact-info__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.contact-info__item-icon {
  font-size: 15px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
  width: 20px;
  text-align: center;
}

.contact-info__item-text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

a.contact-info__item-text:hover {
  color: var(--color-primary);
}

/* ===========================
   RIGHT: フォーム
=========================== */
.contact-form-wrap {
  background-color: var(--color-bg-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 48px 44px;
}

.contact-form-wrap__label {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--color-primary);
  margin-bottom: 32px;
}

/* フォームグループ */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form__label {
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.required {
  font-size: 10px;
  background-color: var(--color-primary);
  color: #000;
  padding: 2px 7px;
  border-radius: 2px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.optional {
  font-size: 10px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 2px 7px;
  border-radius: 2px;
  font-weight: 500;
}

/* ラジオピル */
.form__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  cursor: pointer;
}

.pill input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.pill span {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 13px;
  color: var(--color-text-muted);
  transition: all var(--transition);
  cursor: pointer;
}

.pill input[type="radio"]:checked + span {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #000;
  font-weight: 700;
}

.pill span:hover {
  border-color: var(--color-primary);
  color: var(--color-text);
}

/* テキスト入力 */
.form__input {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 13px 16px;
  color: var(--color-text);
  font-family: var(--font-ja);
  font-size: 15px;
  transition: border-color var(--transition);
  outline: none;
  width: 100%;
}

.form__input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.08);
}

.form__input::placeholder {
  color: #555;
}

.form__textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.7;
}

/* ===========================
   送信完了
=========================== */
.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  gap: 12px;
}

.form-success.show {
  display: flex;
}

.form-success__icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: rgba(201, 168, 76, 0.15);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--color-primary);
  margin: 0 auto 8px;
}

.form-success__title {
  font-size: 20px;
  font-weight: 700;
}

.form-success__text {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1024px) {
  .contact-info { position: static; }
}

@media (max-width: 768px) {
  .page-hero { padding: 120px 0 60px; }

  .contact-section__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-form-wrap {
    padding: 32px 24px;
  }
}