:root {
  --bg: #faf8f4;
  --bg-soft: #f3efe7;
  --ink: #3c362e;
  --ink-soft: #7a7268;
  --accent: #4f6b52;
  --accent-warm: #c8952e;
  --line: #e4ddd0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.9;
  letter-spacing: 0.04em;
}

h1, h2, h3, .serif {
  font-family: "Shippori Mincho", "Hiragino Mincho ProN", serif;
  font-weight: 500;
  letter-spacing: 0.08em;
}

img { max-width: 100%; display: block; }

a { color: inherit; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

/* header */
header {
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}
header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.logo {
  font-family: "Shippori Mincho", serif;
  font-size: 1.5rem;
  text-decoration: none;
  letter-spacing: 0.14em;
}
.logo small {
  display: block;
  font-size: 0.62rem;
  color: var(--ink-soft);
  letter-spacing: 0.28em;
  margin-top: 2px;
}
nav a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-left: 22px;
}
nav a:hover { color: var(--accent); }

/* hero */
.hero { background: var(--bg-soft); }
.hero .wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 64px;
}
.hero-copy h1 {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  line-height: 1.7;
  margin-bottom: 24px;
}
.hero-copy p {
  color: var(--ink-soft);
  font-size: 0.95rem;
  max-width: 26em;
}
.hero-photo img {
  border-radius: 4px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  width: 100%;
}

/* sections */
section { padding: 72px 0; }
.section-title {
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.section-title::after {
  content: "";
  display: block;
  width: 36px;
  height: 2px;
  background: var(--accent-warm);
  margin-top: 14px;
}
.section-lead {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-bottom: 44px;
}

/* products */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px 40px;
}
.card { text-decoration: none; }
.card-photos {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  aspect-ratio: 1 / 1;
  background: var(--bg-soft);
}
.card-photos img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.45s ease;
}
.card-photos img.alt { opacity: 0; }
.card:hover .card-photos img.alt { opacity: 1; }
.card h3 {
  font-size: 1.05rem;
  margin-top: 18px;
}
.card .desc {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: 6px;
}
.card .price {
  margin-top: 10px;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 12px;
}
.badge {
  font-size: 0.7rem;
  padding: 2px 10px;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 999px;
  letter-spacing: 0.1em;
}
.badge.sold {
  border-color: var(--ink-soft);
  color: var(--ink-soft);
}
.buy-note {
  margin-top: 56px;
  padding: 24px 28px;
  background: var(--bg-soft);
  border-radius: 4px;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

/* order flow */
.order { background: var(--bg); }
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 28px;
  counter-reset: step;
}
.step {
  position: relative;
  padding-top: 8px;
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent-warm);
  border-radius: 999px;
  font-family: "Shippori Mincho", serif;
  font-size: 1.05rem;
  color: var(--accent-warm);
  margin-bottom: 14px;
}
.step h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}
.step p {
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.order-cta {
  margin-top: 52px;
  text-align: center;
}
.cta-btn {
  display: inline-block;
  padding: 14px 44px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: 999px;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}
.cta-btn:hover { opacity: 0.9; }
.cta-btn.disabled {
  background: var(--bg-soft);
  color: var(--ink-soft);
  border: 1px solid var(--line);
  cursor: default;
}
.cta-note {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

/* fabric swatches */
.fabric { background: var(--bg-soft); }
.swatch-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.swatch p {
  font-size: 0.8rem;
  color: var(--ink-soft);
  text-align: center;
  margin-top: 8px;
}
.swatch-photo {
  aspect-ratio: 1 / 1;
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg);
  border: 1px dashed var(--line);
}
.swatch-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.swatch-note {
  margin-top: 32px;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

/* maker */
.maker { background: var(--bg-soft); }
.maker .wrap {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: center;
}
.maker-photo img {
  border-radius: 4px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}
.maker-text p {
  font-size: 0.95rem;
  margin-top: 18px;
}

/* guide */
.guide dl { max-width: 640px; }
.guide dt {
  font-weight: 700;
  font-size: 0.92rem;
  margin-top: 26px;
}
.guide dd {
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-top: 4px;
}

/* footer */
footer {
  border-top: 1px solid var(--line);
  padding: 40px 0 48px;
  font-size: 0.8rem;
  color: var(--ink-soft);
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
footer a { color: var(--ink-soft); }

/* tokushoho page */
.legal { max-width: 720px; }
.legal h1 { font-size: 1.4rem; margin: 56px 0 32px; }
.legal table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.legal th, .legal td {
  text-align: left;
  padding: 16px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.legal th { width: 32%; font-weight: 700; }
.legal .back { display: inline-block; margin: 40px 0 72px; font-size: 0.85rem; }

@media (max-width: 720px) {
  .hero .wrap, .grid, .maker .wrap { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .swatch-grid { grid-template-columns: repeat(3, 1fr); }
  .hero .wrap { padding-top: 40px; padding-bottom: 40px; }
  nav a { margin-left: 14px; font-size: 0.8rem; }
  section { padding: 52px 0; }
}