/* ------------------------------------------------------
   フッター（全ページ共通）
------------------------------------------------------ */
.site-footer {
  position: relative;
  z-index: 1;
  background: var(--color-bg);
  padding: 2.4rem 1.5rem;
  border-top: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-footer__copy {
  font-family: "Barlow", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: rgba(0, 0, 0, 0.45);
}

/* ------------------------------------------------------
   お問い合わせページ
------------------------------------------------------ */
.contact-page {
  padding: calc(var(--header-h) + 5rem) 1.5rem 7rem;
  max-width: 640px;
  margin: 0 auto;
}

.contact-page__lead {
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.02em;
  margin-bottom: 1.2rem;
}

.contact-page__sub {
  font-size: 0.88rem;
  font-weight: 300;
  color: rgba(0, 0, 0, 0.68);
  line-height: 1.9;
  letter-spacing: 0.02em;
  margin-bottom: 3.5rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
}

.contact-form__row label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 0.6rem;
}

.contact-form__row input,
.contact-form__row textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-line);
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-ink);
}

.contact-form__row input:focus,
.contact-form__row textarea:focus {
  outline: none;
  border-color: var(--color-ink);
}

.contact-form__row textarea {
  resize: vertical;
  min-height: 140px;
}

.contact-form__submit {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  padding: 1.05rem 2.6rem;
  margin-top: 0.8rem;
  border: 1px solid var(--color-ink);
  border-radius: 999px;
  background: var(--color-ink);
  color: #fff;
  cursor: pointer;
  transition: opacity 0.3s var(--ease-out-soft);
}

.contact-form__submit:hover {
  opacity: 0.8;
}

@media (max-width: 640px) {
  .contact-page {
    padding: calc(var(--header-h) + 3rem) 1.5rem 5rem;
  }
}