/* ============================================
   SOL+ — Contact Page Styles
   ============================================ */

/* ── Page Header ── */
.page-header {
  padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-sand-300);
}

.page-header__en {
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-teal-500);
  margin-bottom: var(--space-sm);
  display: block;
}

.page-header__title {
  font-family: var(--font-heading-ja);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-charcoal);
  line-height: 1.3;
  margin-bottom: var(--space-md);
}

.page-header__sub {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 2;
}

/* ── Contact Grid ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

/* ── Form ── */
.contact-form-wrap {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

.contact-form__title {
  font-family: var(--font-heading-ja);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 4px;
  letter-spacing: 0.04em;
}

.contact-form__note {
  font-size: 13px;
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-xl);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-charcoal);
  letter-spacing: 0.03em;
}

.form-label--required::after {
  content: '必須';
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  font-family: var(--font-ui);
  letter-spacing: 0.08em;
  background-color: var(--color-teal-700);
  color: #fff;
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 8px;
  vertical-align: middle;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--color-sand-500);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-charcoal);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-tertiary);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-teal-700);
  box-shadow: 0 0 0 3px rgba(42,127,122,0.1);
}

.form-input.is-error,
.form-textarea.is-error {
  border-color: #e05555;
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.8;
}

/* Radio group */
.form-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.form-radio {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.form-radio input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-teal-700);
  cursor: pointer;
  flex-shrink: 0;
}

.form-radio span {
  font-size: 14px;
  color: var(--color-charcoal);
  font-weight: 500;
}

/* Checkbox */
.form-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-teal-700);
  cursor: pointer;
  flex-shrink: 0;
}

.form-checkbox span {
  font-size: 14px;
  color: var(--color-charcoal);
}

.form-checkbox a {
  color: var(--color-teal-700);
  text-decoration: underline;
}

/* Error message */
.form-error {
  font-size: 12px;
  color: #e05555;
  min-height: 16px;
  letter-spacing: 0.02em;
}

/* Submit button */
.contact-submit {
  width: 100%;
  height: 56px;
  font-size: 17px;
  justify-content: center;
  margin-top: var(--space-sm);
}

/* Success state */
.contact-success {
  text-align: center;
  padding: var(--space-2xl) var(--space-xl);
}

.contact-success__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-teal-700);
  color: #fff;
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.contact-success__title {
  font-family: var(--font-heading-ja);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: var(--space-md);
  letter-spacing: 0.04em;
}

.contact-success__body {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 2;
}

/* ── Info column ── */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.contact-info-card__title {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-teal-500);
  margin-bottom: var(--space-sm);
}

.contact-info-card__tel {
  display: block;
  font-family: var(--font-heading-en);
  font-size: 32px;
  font-weight: 600;
  color: var(--color-teal-700);
  letter-spacing: 0.04em;
  text-decoration: none;
  margin-bottom: 4px;
  transition: color var(--transition-fast);
}

.contact-info-card__tel:hover {
  color: var(--color-teal-900);
}

.contact-info-card__note {
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.contact-info-card__address {
  font-style: normal;
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.9;
}

/* Quicklinks */
.contact-quicklinks {
  background-color: var(--color-teal-100);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.contact-quicklinks__label {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-teal-700);
  margin-bottom: var(--space-md);
}

.contact-quicklinks__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
}

.contact-quicklinks__list a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-teal-900);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--transition-fast);
}

.contact-quicklinks__list a:hover {
  color: var(--color-teal-700);
}

/* ── Responsive ── */
@media (max-width: 1023px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .contact-form-wrap {
    padding: var(--space-xl) var(--space-lg);
  }

  .form-radio-group {
    gap: var(--space-sm) var(--space-md);
  }
}