/* ============================================
   JINZAINESIA Contact Page Styles
   ============================================ */

/* --- Contact Hero --- */
.contact-hero {
  padding: calc(var(--header-h) + 56px) 0 48px;
  background: var(--off-white);
  text-align: center;
  border-bottom: 1px solid var(--gray-100);
}
.contact-hero__title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.4;
}
.contact-hero__sub {
  font-size: 1.1rem;
  color: var(--gray-600);
  line-height: 1.9;
}

/* --- Contact Form Section --- */
.contact-form-section {
  padding: 56px 0 80px;
  background: var(--white);
}
.contact-form {
  max-width: 720px;
  margin: 0 auto;
}

/* --- Error Banner --- */
.contact-form__error-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  padding: 14px 20px;
  margin-bottom: 28px;
  color: var(--accent-dark);
  font-size: 1rem;
  font-weight: 600;
}
.contact-form__error-banner svg {
  flex-shrink: 0;
  color: var(--accent);
}

/* --- Form Sections --- */
.contact-form__section {
  margin-bottom: 40px;
}
.contact-form__section--submit {
  text-align: center;
  margin-bottom: 0;
}
.contact-form__section-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--gray-100);
  display: flex;
  align-items: center;
  gap: 12px;
}

/* --- Required / Optional badges --- */
.contact-form__required {
  display: inline-block;
  background: var(--accent);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
  vertical-align: middle;
  line-height: 1.4;
}
.contact-form__optional {
  display: inline-block;
  background: var(--gray-200);
  color: var(--gray-600);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 3px;
  vertical-align: middle;
  line-height: 1.4;
}

/* --- Category Cards --- */
.category-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.category-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 22px 20px;
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.25s var(--ease);
  text-align: left;
  font-family: var(--font-ja);
}
.category-card:hover {
  border-color: var(--gray-400);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.category-card.selected {
  border-color: var(--accent);
  background: var(--accent-light);
  box-shadow: 0 0 0 1px var(--accent);
}
.category-card__title {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.4;
}
.category-card.selected .category-card__title {
  color: var(--accent-dark);
}
.category-card__desc {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* --- Form Fields --- */
.contact-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 20px;
  margin-bottom: 16px;
}
.contact-form__field {
  margin-bottom: 16px;
}
.contact-form__grid .contact-form__field {
  margin-bottom: 0;
}
.contact-form__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}
.contact-form__input,
.contact-form__textarea,
.contact-form__select {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: 6px;
  font-size: 1rem;
  font-family: var(--font-ja);
  color: var(--gray-800);
  background: var(--white);
  outline: none;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  -webkit-appearance: none;
  appearance: none;
}
.contact-form__input:focus,
.contact-form__textarea:focus,
.contact-form__select:focus {
  border-color: var(--navy-light);
  box-shadow: 0 0 0 3px rgba(15, 52, 96, 0.08);
}
.contact-form__input.error,
.contact-form__textarea.error,
.contact-form__select.error {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(193, 39, 45, 0.08);
}
.contact-form__input::placeholder,
.contact-form__textarea::placeholder {
  color: var(--gray-400);
}
.contact-form__textarea {
  resize: vertical;
  min-height: 120px;
}
.contact-form__select {
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 12px;
  padding-right: 36px;
}

/* --- Field Errors --- */
.contact-form__field-error {
  font-size: 0.88rem;
  color: var(--accent);
  font-weight: 500;
  margin-top: 6px;
  min-height: 1.2em;
}

/* --- Privacy Checkbox --- */
.contact-form__checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 1rem;
  color: var(--gray-700);
  margin-bottom: 10px;
}
.contact-form__checkbox-label a {
  color: var(--navy-light);
  text-decoration: underline;
  font-weight: 600;
}
.contact-form__checkbox-label a:hover {
  color: var(--accent);
}
.contact-form__checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.contact-form__checkbox-custom {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--gray-300);
  border-radius: 4px;
  background: var(--white);
  flex-shrink: 0;
  position: relative;
  transition: all 0.2s var(--ease);
}
.contact-form__checkbox:checked + .contact-form__checkbox-custom {
  background: var(--accent);
  border-color: var(--accent);
}
.contact-form__checkbox:checked + .contact-form__checkbox-custom::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 6px;
  height: 10px;
  border: solid var(--white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.contact-form__checkbox:focus-visible + .contact-form__checkbox-custom {
  box-shadow: 0 0 0 3px rgba(193, 39, 45, 0.15);
}

/* --- Submit Button --- */
.contact-form__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
  padding: 18px 72px;
  background: var(--accent);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-ja);
  cursor: pointer;
  transition: all 0.25s var(--ease);
}
.contact-form__submit:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(193, 39, 45, 0.2);
}
.contact-form__submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* --- Trust Signals --- */
.contact-form__trust {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 24px;
}
.trust-signal {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--gray-600);
  font-weight: 500;
}
.trust-signal svg {
  color: var(--green);
  flex-shrink: 0;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .contact-hero {
    padding: calc(var(--header-h) + 32px) 0 32px;
  }
  .contact-hero__title {
    font-size: 1.4rem;
  }
  .contact-hero__sub {
    font-size: 0.85rem;
  }
  .contact-hero__sub br {
    display: none;
  }
  .contact-form-section {
    padding: 32px 0 56px;
  }
  .category-cards {
    grid-template-columns: 1fr;
  }
  .contact-form__grid {
    grid-template-columns: 1fr;
  }
  .contact-form__trust {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
  .contact-form__submit {
    width: 100%;
    padding: 16px 24px;
  }
}

@media (max-width: 480px) {
  .contact-hero__title {
    font-size: 1.2rem;
  }
  .category-card {
    padding: 14px 12px;
  }
}