/* ============================================================
   CONTACT PAGE — taiho-hp-frontend
   ============================================================ */

/* Hero */
.contact-hero {
  position: relative;
  min-height: 440px;
  display: grid;
  align-content: end;
  overflow: hidden;
  background: var(--color-black);
  margin-top: 0;
}

.contact-hero__image {
  position: absolute;
  inset: 0;
  margin: 0;
}

.contact-hero__image::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.006) 0 1px, transparent 1px 8px),
    linear-gradient(90deg, rgba(0, 0, 0, 0.54) 0, transparent 60%),
    linear-gradient(180deg, rgba(0, 0, 0, 0.26), rgba(0, 0, 0, 0.02) 40%, rgba(0, 0, 0, 0.46));
}

.contact-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.72) saturate(0.38) contrast(1.14) brightness(0.88);
}

.contact-hero__copy {
  position: relative;
  z-index: 2;
  padding: 96px var(--space-side) 68px;
  color: var(--color-white);
}

.contact-hero__copy .section-kicker {
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 14px;
}

.contact-hero__copy h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 3.8rem;
  font-weight: var(--weight-heavy);
  line-height: 1.15;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.36);
}

.contact-hero__breadcrumb {
  position: absolute;
  top: 32px;
  left: var(--space-side);
  z-index: 2;
  display: flex;
  gap: 8px;
  align-items: center;
  color: rgba(255, 255, 255, 0.62);
  font-family: var(--font-en);
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  word-spacing: 0.12em;
}

.contact-hero__breadcrumb a {
  color: inherit;
  transition: color 160ms;
}

.contact-hero__breadcrumb a:hover {
  color: var(--color-white);
}

.contact-hero__breadcrumb .sep {
  opacity: 0.44;
}

/* Info strip */
.contact-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-black);
  color: var(--color-white);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-info__tel {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 40px var(--space-side);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info__tel-body {
  display: grid;
  gap: 6px;
}

.contact-info__tel-body strong {
  display: block;
  font-family: var(--font-en);
  font-size: 2.75rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.01em;
}

.contact-info__tel-body small {
  display: block;
  color: rgba(255, 255, 255, 0.66);
  font-size: 0.8rem;
  font-weight: var(--weight-strong);
}

.contact-info__address {
  display: flex;
  align-items: center;
  padding: 40px var(--space-side);
}

.contact-info__address address {
  margin: 0;
  font-style: normal;
  line-height: 2;
  font-size: 0.9rem;
  font-weight: var(--weight-strong);
  color: rgba(255, 255, 255, 0.88);
}

.contact-info__address address strong {
  display: block;
  font-size: 1.05rem;
  color: var(--color-white);
  margin-bottom: 4px;
}

/* Form section */
.contact-form-section {
  background-color: var(--color-paper);
  background-image: var(--paper-texture);
  padding: 80px var(--space-side) 100px;
}

.contact-form-section__inner {
  max-width: 860px;
  margin: 0 auto;
}

.contact-form-section__heading {
  margin-bottom: 52px;
}

.contact-form-section__heading h2 {
  margin: 0;
  font-size: 2.2rem;
  font-weight: var(--weight-heavy);
  line-height: 1.24;
}

.contact-form-section__heading p {
  margin: 20px 0 0;
  font-size: 0.92rem;
  font-weight: var(--weight-body);
  line-height: 2;
  color: #333;
}

/* Form rows */
.contact-form {
  display: grid;
  gap: 0;
}

.contact-form__row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 0;
  border-top: 1px solid var(--color-line);
}

.contact-form__row:last-of-type {
  border-bottom: 1px solid var(--color-line);
}

.contact-form__label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 24px 0 24px 4px;
  font-size: 0.9rem;
  font-weight: var(--weight-strong);
  line-height: 1.5;
}

.contact-form__required {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 6px;
  background: var(--color-red);
  color: var(--color-white);
  font-size: 0.68rem;
  font-weight: var(--weight-strong);
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 1px;
}

.contact-form__optional {
  display: inline-flex;
  align-items: center;
  height: 20px;
  padding: 0 6px;
  border: 1px solid rgba(16, 16, 16, 0.3);
  color: var(--color-muted);
  font-size: 0.68rem;
  font-weight: var(--weight-strong);
  line-height: 1;
  white-space: nowrap;
  flex-shrink: 0;
  margin-top: 1px;
}

.contact-form__field {
  padding: 20px 0 20px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-form__input,
.contact-form__select,
.contact-form__textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid rgba(16, 16, 16, 0.22);
  background: var(--color-white);
  color: var(--color-ink);
  font-size: 0.95rem;
  font-weight: var(--weight-body);
  line-height: 1.5;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.contact-form__input:focus,
.contact-form__select:focus,
.contact-form__textarea:focus {
  border-color: var(--color-red);
  box-shadow: 0 0 0 3px rgba(214, 0, 0, 0.1);
}

.contact-form__input--half {
  max-width: 340px;
}

.contact-form__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' stroke='%23151515' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}

.contact-form__textarea {
  resize: vertical;
  min-height: 180px;
  line-height: 1.8;
}

/* Radio group */
.contact-form__radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}

.contact-form__radio-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: var(--weight-body);
}

.contact-form__radio-label input[type="radio"] {
  width: 18px;
  height: 18px;
  margin: 0;
  border: 2px solid rgba(16, 16, 16, 0.3);
  border-radius: 50%;
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-white);
  flex-shrink: 0;
  position: relative;
  cursor: pointer;
  transition: border-color 140ms;
}

.contact-form__radio-label input[type="radio"]:checked {
  border-color: var(--color-red);
  background: var(--color-red);
}

.contact-form__radio-label input[type="radio"]:checked::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: var(--color-white);
  border-radius: 50%;
}

/* Privacy */
.contact-form__privacy {
  margin-top: 40px;
  padding: 28px 32px;
  background-color: var(--color-paper-2);
  background-image: var(--paper-texture);
  border: 1px solid var(--color-line);
}

.contact-form__privacy p {
  margin: 0 0 18px;
  font-size: 0.86rem;
  font-weight: var(--weight-body);
  line-height: 1.9;
  color: #333;
}

.contact-form__privacy-check {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: var(--weight-strong);
}

.contact-form__privacy-check input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin: 0;
  border: 2px solid rgba(16, 16, 16, 0.3);
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-white);
  flex-shrink: 0;
  position: relative;
  cursor: pointer;
  border-radius: 0;
  transition: border-color 140ms, background 140ms;
}

.contact-form__privacy-check input[type="checkbox"]:checked {
  border-color: var(--color-red);
  background: var(--color-red);
}

.contact-form__privacy-check input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 5px;
  width: 7px;
  height: 11px;
  border-right: 2px solid var(--color-white);
  border-bottom: 2px solid var(--color-white);
  transform: rotate(40deg);
}

/* Submit */
.contact-form__submit {
  margin-top: 44px;
  text-align: center;
}

.contact-form__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-width: 280px;
  min-height: 56px;
  padding: 0 36px;
  background-color: var(--color-red);
  background-image: var(--red-texture);
  border: none;
  color: var(--color-white);
  font-size: 1rem;
  font-weight: var(--weight-strong);
  cursor: pointer;
  transition: background 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.contact-form__button::after {
  width: 44px;
  height: 1px;
  content: "";
  background: currentColor;
  transform: skewX(42deg);
  transform-origin: right center;
}

.contact-form__button:hover {
  background: var(--color-red-dark);
  box-shadow: 0 16px 30px rgba(80, 0, 0, 0.2);
  transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1000px) {
  .contact-hero {
    margin-top: var(--header-height);
  }

  .contact-hero__copy h1 {
    font-size: 3rem;
  }

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

@media (max-width: 720px) {
  .contact-hero {
    min-height: 340px;
  }

  .contact-hero__copy {
    padding: 64px var(--space-side) 48px;
  }

  .contact-hero__copy h1 {
    font-size: 2.5rem;
  }

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

  .contact-info__tel {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .contact-form-section {
    padding: 56px var(--space-side) 72px;
  }

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

  .contact-form__label {
    padding: 20px 0 8px;
    border-bottom: none;
  }

  .contact-form__field {
    padding: 0 0 20px;
  }

  .contact-form__input--half {
    max-width: 100%;
  }

  .contact-form__privacy {
    padding: 22px 20px;
  }

  .contact-form__button {
    width: 100%;
  }
}

@media (max-width: 560px) {
  .contact-hero__copy h1 {
    font-size: 2.15rem;
  }

  .contact-form-section__heading h2 {
    font-size: 1.85rem;
  }

  .contact-info__tel-body strong {
    font-size: 2.3rem;
  }
}