.hero-copy h1 {
  font: 700 clamp(40px, 5vw, 72px) / 1.18 var(--jp);
  letter-spacing: 0.015em;
}

.hero-copy h1 em {
  color: var(--white);
  font-size: 0.62em;
  font-style: normal;
  letter-spacing: 0.03em;
  -webkit-text-stroke: 0;
}

.product-image img {
  object-position: center;
}

.store-hero {
  display: block;
  min-height: auto;
  padding-bottom: 92px;
  padding-top: 92px;
}

.shop-header {
  position: sticky;
  top: 0;
  z-index: 40;
}

#collection {
  scroll-margin-top: 90px;
}

.hero-copy {
  max-width: 760px;
}

.series-heading {
  align-items: baseline;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 16px;
  grid-column: 1 / -1;
  margin-top: 48px;
  padding: 0 0 14px;
}

.series-heading:first-child {
  margin-top: 0;
}

.series-heading strong {
  font-size: 22px;
  font-weight: 500;
}

.series-heading span {
  color: var(--muted);
  font-size: 11px;
}

.product-image {
  cursor: zoom-in;
}

.product-image::after {
  background: rgba(3, 6, 13, 0.78);
  bottom: 12px;
  color: var(--white);
  content: "クリックで拡大";
  font-size: 9px;
  letter-spacing: 0.08em;
  padding: 6px 9px;
  position: absolute;
  right: 12px;
}

.image-modal {
  align-items: center;
  background: rgba(0, 0, 0, 0.9);
  cursor: zoom-out;
  display: flex;
  flex-direction: column;
  inset: 0;
  justify-content: center;
  padding: 52px 24px 30px;
  position: fixed;
  z-index: 100;
}

.image-modal[hidden] {
  display: none;
}

.image-modal img {
  max-height: calc(100vh - 120px);
  max-width: min(100%, 980px);
  object-fit: contain;
}

.image-modal p {
  color: var(--white);
  font-size: 12px;
  margin: 12px 0 0;
}

.image-modal button {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: white;
  cursor: pointer;
  font-size: 28px;
  height: 42px;
  position: absolute;
  right: 22px;
  top: 18px;
  width: 42px;
}
.product-image-note {
  margin-top: 18px;
  color: #8295af;
  font-size: 10px;
  line-height: 1.7;
  text-align: right;
}

.stock {
  color: var(--cyan);
  font: 10px var(--mono);
  margin-top: 8px;
}

.stock.sold-out { color: var(--pink); }
.add-button:disabled, .qty button:disabled { cursor: not-allowed; opacity: .45; }

.store-gate {
  margin: 70px auto 110px;
  max-width: 900px;
  padding: 64px 36px;
  text-align: center;
  border: 1px solid var(--line);
  background: rgba(7, 13, 25, .82);
}
.store-gate .eyebrow { justify-content: center; }
.store-gate h2 { font-size: clamp(28px, 5vw, 52px); line-height: 1.4; }
.store-gate > p:last-child { color: var(--muted); margin-top: 18px; }

@media (max-width: 820px) {
  .shop-header {
    padding-inline: 18px;
  }

  .header-side {
    gap: 10px;
  }

  .cart-button,
  .add-button {
    min-height: 44px;
  }

  .store-hero {
    padding-bottom: 64px;
    padding-top: 64px;
  }

  .hero-copy h1 {
    font-size: clamp(34px, 10vw, 52px);
  }

  .hero-lead {
    font-size: 18px;
  }

  .product-info {
    padding: 22px 20px;
  }

  .buy-row {
    gap: 14px;
  }

  .cart-drawer {
    width: min(92vw, 440px);
  }

  .product-image-note {
    text-align: left;
  }
}

@media (max-width: 420px) {
  .brand {
    gap: 7px;
    letter-spacing: .1em;
  }

  .cart-button {
    padding-inline: 10px;
  }

  .cart-button span {
    margin-left: 4px;
  }

  .buy-row {
    align-items: stretch;
    flex-direction: column;
  }

  .add-button {
    width: 100%;
  }
}

.cart-summary > div {
  align-items: center;
  margin-top: 8px;
}

.cart-summary > div:first-child {
  margin-top: 0;
}

.cart-summary > div > span {
  color: var(--muted);
  font-size: 11px;
}

.cart-summary > div > strong {
  font-size: 16px;
}

.cart-summary .cart-grand-total {
  border-top: 1px solid rgba(130, 149, 175, .18);
  margin-top: 12px;
  padding-top: 12px;
}

.cart-summary .cart-grand-total > span {
  color: var(--white);
  font-size: 13px;
}

.cart-summary .cart-grand-total > strong {
  font-size: 21px;
}