:root {
  --sand: #f0e6d8;
  --clay: #a85d3b;
  --clay-dark: #6e3b24;
  --ink: #2c2420;
  --muted: #6f625a;
  --card: #fffaf5;
  --line: #dcc9b5;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Hiragino Sans", "Noto Sans JP", sans-serif;
  background: var(--sand);
  color: var(--ink);
  line-height: 1.7;
}
a { color: var(--clay-dark); }
img {
  max-width: 100%;
  display: block;
  object-fit: cover;
  background: linear-gradient(145deg, #ebe0d2, #d9c8b4);
}
.img-pottery {
  filter: saturate(0.9) contrast(1.04) brightness(1.02);
}

.layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

.side-nav {
  background: var(--clay-dark);
  color: #f5ebe0;
  padding: 20px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.brand {
  font-family: "Yu Mincho", serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  margin-bottom: 12px;
  line-height: 1.35;
}
.side-nav a {
  color: #e8d5c8;
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 0.9rem;
}
.side-nav a:hover,
.side-nav a.active {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}
.side-cart {
  margin-top: auto;
  background: var(--clay);
  color: #fff;
  text-align: center;
  padding: 10px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
}
.side-cart em {
  font-style: normal;
  background: #fff;
  color: var(--clay-dark);
  border-radius: 999px;
  padding: 1px 8px;
  margin-left: 4px;
  font-size: 0.8rem;
}

.main-wrap { min-width: 0; }

.top-mobile {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--clay-dark);
  color: #fff;
}
.top-mobile button {
  border: 1px solid #c9a088;
  background: transparent;
  color: #fff;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
}

.page { padding: 22px 20px 48px; max-width: 1060px; }

.hero-split {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 18px;
  align-items: center;
  margin-bottom: 28px;
}
.hero-split h1 {
  font-family: "Yu Mincho", serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 12px;
  color: var(--clay-dark);
}
.hero-split .lead { color: var(--muted); max-width: 38ch; }

.hero-visual {
  position: relative;
  margin: 0;
  padding: 14px;
  background: linear-gradient(160deg, #fffdf9 0%, #efe3d4 100%);
  border: 2px solid var(--clay);
  border-radius: 6px 28px 6px 28px;
  box-shadow: 14px 14px 0 rgba(110, 59, 36, 0.12);
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px dashed #c4a88a;
  border-radius: 4px 22px 4px 22px;
  pointer-events: none;
}
.hero-visual img {
  width: 100%;
  height: auto;
  max-height: 280px;
  min-height: 0;
  aspect-ratio: 16 / 10;
  border-radius: 4px 20px 4px 20px;
  object-fit: cover;
  object-position: center center;
}
.hero-visual figcaption {
  margin-top: 10px;
  text-align: center;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  color: var(--clay-dark);
}

.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0;
}
.pills span {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.84rem;
}

h2 {
  font-family: "Yu Mincho", serif;
  color: var(--clay-dark);
  border-bottom: 2px solid var(--clay);
  padding-bottom: 6px;
  margin: 0 0 16px;
}

.tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.tile {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  box-shadow: 6px 6px 0 var(--line);
}
.tile-media {
  position: relative;
  overflow: hidden;
  margin: -4px -4px 10px;
  border-radius: 12px 12px 40% 40%;
  aspect-ratio: 1;
  border: 4px solid #f5ebe0;
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--line);
}
.tile-media a { display: block; height: 100%; }
.tile-media img {
  width: 100%;
  height: 100%;
  min-height: 100%;
  border-radius: 0;
  object-position: center;
  transition: transform 0.45s ease;
}
.tile:hover .tile-media img { transform: scale(1.07); }
.tile-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(44, 36, 32, 0.25));
  pointer-events: none;
}
.tile h3 { margin: 0 0 6px; font-size: 1rem; }
.tile p { margin: 0; font-size: 0.9rem; color: var(--muted); }
.price { font-weight: 700; color: var(--clay); margin: 8px 0 !important; }
.price small { font-weight: 400; color: var(--muted); }
.tile-actions { display: flex; gap: 8px; margin-top: 8px; }
.btn-fill {
  flex: 1;
  border: none;
  background: var(--clay);
  color: #fff;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
}
.btn-line {
  flex: 1;
  text-align: center;
  border: 1px solid var(--clay);
  color: var(--clay-dark);
  padding: 8px 10px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 0.9rem;
}

.prose { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.prose p { color: var(--muted); }
.about-fig { margin-top: 16px; }
.img-frame-wide {
  padding: 12px;
  background: #fffaf5;
  border: 2px solid var(--line);
  border-radius: 14px;
  box-shadow: 8px 8px 0 var(--line);
}
.img-frame-wide img {
  width: 100%;
  min-height: 260px;
  aspect-ratio: 16 / 10;
  border-radius: 8px;
  object-position: center;
}
.img-frame-wide figcaption {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--muted);
  text-align: right;
}

.detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
}
.detail-layout img {
  min-height: 320px;
  aspect-ratio: 1;
  border-radius: 50% 50% 16px 16px;
  border: 6px solid #f5ebe0;
  box-shadow: 0 12px 28px rgba(44, 36, 32, 0.12);
  object-position: center;
}
.price-lg { font-size: 1.4rem; color: var(--clay); font-weight: 700; }
.spec { padding-left: 18px; color: var(--muted); font-size: 0.92rem; }

.cart-page-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.cart-line {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 12px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
}
.cart-line img {
  width: 100px;
  height: 100px;
  border-radius: 12px;
  border: 2px solid var(--line);
  object-fit: cover;
}
.cart-line h3 { margin: 0 0 4px; font-size: 1rem; }
.qty { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.qty button {
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 6px;
  cursor: pointer;
}
.qty .rm {
  margin-left: auto;
  border: none;
  background: transparent;
  color: #9a3c3c;
  width: auto;
  height: auto;
  font-size: 0.85rem;
}

.cart-sum {
  margin-top: 16px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  max-width: 360px;
}
.cart-sum .btn-fill { display: inline-block; margin-top: 10px; text-decoration: none; }

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.checkout-grid label { display: grid; gap: 4px; margin-bottom: 10px; font-size: 0.9rem; }
.checkout-grid input,
.checkout-grid select {
  padding: 9px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-family: inherit;
}
.checkout-summary {
  background: #f8f0e6;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  font-size: 0.92rem;
}
.checkout-done {
  color: #2f6f4a;
  font-weight: 600;
  padding: 12px;
  background: #e8f5ec;
  border-radius: 10px;
  margin-top: 12px;
}

.legal-page h3 { color: var(--clay-dark); margin-top: 20px; }
.legal-page dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  font-size: 0.9rem;
}
.legal-page ul { padding-left: 20px; color: var(--muted); }

.site-foot {
  border-top: 1px solid var(--line);
  padding: 16px 20px;
  font-size: 0.86rem;
  color: var(--muted);
  text-align: center;
}

.toast {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translate(-50%, 130%);
  background: var(--ink);
  color: #fff;
  padding: 10px 18px;
  border-radius: 999px;
  z-index: 200;
  transition: transform 0.3s;
  margin: 0;
}
.toast.show { transform: translate(-50%, 0); }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; }
  .side-nav {
    position: fixed;
    left: 0;
    top: 0;
    width: 240px;
    transform: translateX(-105%);
    transition: transform 0.3s;
    z-index: 100;
  }
  .side-nav.open { transform: translateX(0); }
  .top-mobile { display: flex; }
  .hero-split, .tiles, .detail-layout, .checkout-grid { grid-template-columns: 1fr; }
  .hero-visual img { max-height: 220px; aspect-ratio: 16 / 9; }
}