/* ===== サブページ共通 ===== */

/* ナビ：サブページは常に背景あり */
#navbar.scrolled {
  background: rgba(13,27,62,.97) !important;
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0,0,0,.2);
}
.nav-active {
  color: var(--gold) !important;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}

/* ===== ページヒーロー ===== */
.page-hero {
  position: relative;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 72px;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0d1b3e 0%, #1a3a6e 50%, #051020 100%);
}
.page-hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(201,168,76,.15) 0%, transparent 60%);
}
.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  animation: fadeUp .7s ease both;
}
.page-hero-label {
  font-family: var(--ff-ui);
  font-size: .7rem;
  letter-spacing: .4em;
  color: var(--gold);
  margin-bottom: 1rem;
}
.page-hero-title {
  font-family: var(--ff-en);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 300;
  letter-spacing: .06em;
  margin-bottom: .8rem;
}
.page-hero-desc {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  letter-spacing: .1em;
}

/* ===== メインコンテンツ余白 ===== */
.page-main { padding-bottom: 80px; }

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 60px;
  padding-top: 80px;
  align-items: start;
}
.contact-info-title {
  font-family: var(--ff-en);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 1.5rem;
  letter-spacing: .06em;
}
.inquiry-cards {
  display: flex;
  flex-direction: column;
  gap: .8rem;
  margin-bottom: 2.5rem;
}
.inquiry-card {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 1.2rem;
  background: var(--white);
  border: 1px solid var(--light);
  border-radius: var(--radius);
  transition: border-color var(--trans);
}
.inquiry-card:hover { border-color: var(--gold); }
.inquiry-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: .1rem; }
.inquiry-card-title {
  font-size: .9rem;
  color: var(--navy);
  font-weight: 400;
  margin-bottom: .3rem;
}
.inquiry-card-desc { font-size: .78rem; color: var(--gray); line-height: 1.6; }

.contact-sns-block {
  padding-top: 1.5rem;
  border-top: 1px solid var(--light);
}
.contact-sns-label { font-size: .78rem; color: var(--gray); margin-bottom: .8rem; }

/* チェックボックス */
.privacy-check { margin-top: .4rem; }
.checkbox-label {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--ff-jp) !important;
  font-size: .85rem !important;
  letter-spacing: 0 !important;
  color: var(--gray);
  cursor: pointer;
}
.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--mid);
  flex-shrink: 0;
}

/* 送信完了 */
.form-success {
  text-align: center;
  padding: 4rem 2rem;
}
.success-icon {
  font-size: 3rem;
  color: var(--gold);
  margin-bottom: 1rem;
}
.form-success h3 {
  font-family: var(--ff-en);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--navy);
  margin-bottom: 1rem;
}
.form-success p { color: var(--gray); line-height: 2; }

/* ===== OEM ===== */
.oem-lead { background: var(--white); }
.oem-lead-inner { max-width: 700px; margin: 0 auto; text-align: center; }
.oem-lead-text {
  color: var(--gray);
  font-size: .95rem;
  line-height: 2.2;
  margin-bottom: 1rem;
}

/* 強み */
.oem-strengths {
  background: var(--navy);
  padding: 100px 0;
}
.oem-strengths .section-label { color: var(--gold); }
.oem-strengths .section-title { color: var(--white); }
.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.strength-card {
  padding: 2rem 1.8rem;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 2px;
  transition: background var(--trans), border-color var(--trans);
}
.strength-card:hover {
  background: rgba(201,168,76,.1);
  border-color: rgba(201,168,76,.4);
}
.strength-num {
  font-family: var(--ff-en);
  font-size: 2rem;
  font-weight: 300;
  color: var(--gold);
  opacity: .7;
  margin-bottom: .8rem;
  line-height: 1;
}
.strength-title {
  font-size: .95rem;
  color: var(--white);
  font-weight: 400;
  margin-bottom: .6rem;
}
.strength-desc { font-size: .82rem; color: rgba(255,255,255,.55); line-height: 1.8; }

/* 対応商品 */
.oem-products { background: var(--cream); }
.oem-products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.oem-product-item { text-align: center; }
.oem-product-img {
  aspect-ratio: 1/1;
  overflow: hidden;
  border-radius: 2px;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
}
.oem-product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--trans);
}
.oem-product-item:hover .oem-product-img img { transform: scale(1.05); }
.oem-product-img-custom {
  background: linear-gradient(135deg, var(--navy), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
}
.oem-product-img-custom span {
  font-family: var(--ff-en);
  font-size: 3rem;
  color: rgba(255,255,255,.3);
}
.oem-product-item h3 {
  font-family: var(--ff-jp);
  font-size: .95rem;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: .4rem;
}
.oem-product-item p { font-size: .78rem; color: var(--gray); line-height: 1.8; }

/* OEMの流れ */
.oem-flow {
  background: var(--white);
  padding: 100px 0;
}
.flow-steps {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.flow-step {
  width: 100%;
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding: 1.8rem 2rem;
  background: var(--cream);
  border-radius: 2px;
  border-left: 3px solid var(--gold);
}
.flow-step-num {
  font-family: var(--ff-en);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
  flex-shrink: 0;
  min-width: 36px;
}
.flow-step-body h3 {
  font-size: .95rem;
  color: var(--navy);
  font-weight: 400;
  margin-bottom: .5rem;
}
.flow-step-body p { font-size: .85rem; color: var(--gray); line-height: 1.8; }
.flow-arrow {
  font-size: 1.4rem;
  color: var(--gold);
  opacity: .5;
  margin: .6rem 0;
}

/* OEM CTA */
.oem-cta {
  background: linear-gradient(135deg, #0d1b3e 0%, #1a3a6e 100%);
  padding: 100px 0;
}
.oem-cta-inner { text-align: center; }
.oem-cta-label {
  font-family: var(--ff-ui);
  font-size: .7rem;
  letter-spacing: .4em;
  color: var(--gold);
  margin-bottom: 1rem;
}
.oem-cta-title {
  font-family: var(--ff-en);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 300;
  color: var(--white);
  margin-bottom: 1rem;
}
.oem-cta-desc {
  color: rgba(255,255,255,.65);
  font-size: .9rem;
  line-height: 2;
  margin-bottom: 2.5rem;
}

/* ===== レスポンシブ ===== */
@media (max-width: 960px) {
  .contact-grid { grid-template-columns: 1fr; }
  .strengths-grid { grid-template-columns: repeat(2, 1fr); }
  .oem-products-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .page-hero { height: 240px; }
  .strengths-grid { grid-template-columns: 1fr; }
  .oem-products-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-step { flex-direction: column; gap: .8rem; }
  .contact-grid { padding-top: 48px; }
}