/* =========================================
   contact.css
   お問い合わせ
   ========================================= */

.contact {
  background: var(--color-bg-alt);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: start;
}

.contact-intro__title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin-bottom: 20px;
}

.contact-intro__lead {
  font-size: 15px;
  color: var(--color-text-soft);
  line-height: 1.95;
  margin-bottom: 32px;
}

.contact-info {
  border-top: 1px solid var(--color-border);
}

.contact-info__item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-info__label {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-text-muted);
  width: 80px;
  flex-shrink: 0;
}

.contact-info__value {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
}

/* Form */
.contact-form {
  background: #fff;
  padding: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.form-row {
  margin-bottom: 22px;
}

.form-row:last-of-type {
  margin-bottom: 0;
}

.form-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-required {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--color-accent);
  padding: 2px 6px;
  border-radius: 3px;
}

.form-optional {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 2px 6px;
  border-radius: 3px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  transition: border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(255, 90, 43, 0.12);
}

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

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-soft);
  margin-top: 8px;
}

.form-check input[type="checkbox"] {
  margin-top: 4px;
  accent-color: var(--color-accent);
}

.form-check a {
  color: var(--color-accent);
  text-decoration: underline;
}

.form-submit {
  margin-top: 28px;
  width: 100%;
}

.form-success {
  display: none;
  padding: 18px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-sm);
  color: #166534;
  font-size: 14px;
  margin-top: 20px;
}

.form-success.is-visible {
  display: block;
}

@media (max-width: 880px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-form {
    padding: 28px 20px;
  }
}