/* ===== 基本設定 ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --ink:    #4a4038;   /* 温かみのある濃茶 */
  --paper:  #faf6f0;   /* アイボリー背景 */
  --cream:  #f2ebe1;   /* セクション背景 */
  --sand:   #e7ddce;   /* ボーダー・スウォッチ */
  --taupe:  #c9bda9;
  --muted:  #a1917d;
  --accent: #b89b74;   /* ベージュブラウン */
}
html { scroll-behavior: smooth; }
body {
  font-family: 'Zen Maru Gothic', 'Hiragino Maru Gothic ProN', 'Yu Gothic', Meiryo, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.italic { font-style: italic; }

/* ===== ヘッダー ===== */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(250,246,240,.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sand);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 600; font-size: 30px; letter-spacing: 1px; color: var(--ink);
  display: flex; align-items: baseline; gap: 6px;
}
.brand .paw { font-size: 16px; }
.nav a {
  margin-left: 26px; font-size: 12px; letter-spacing: 2px;
  color: var(--muted); transition: color .2s;
}
.nav a:hover { color: var(--ink); }

/* ===== ヒーロー ===== */
.hero {
  background: linear-gradient(180deg, #fbf7f1 0%, #f4ece0 100%);
  overflow: hidden;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  align-items: center; gap: 40px;
  padding: 70px 24px 80px;
}
.hero-kicker {
  font-size: 12px; letter-spacing: 4px; color: var(--accent);
  margin-bottom: 22px; font-weight: 500;
}
.hero-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(52px, 8vw, 92px); line-height: 1.02;
  font-weight: 500; color: var(--ink); letter-spacing: 1px;
}
.hero-lead { margin: 26px 0 34px; color: #6e6155; max-width: 440px; font-size: 15px; }
.hero-visual img {
  width: 100%; border-radius: 20px;
  box-shadow: 0 30px 60px -25px rgba(120,100,75,.45);
}
.btn {
  display: inline-block; padding: 14px 38px;
  background: var(--ink); color: #fdfbf7;
  font-size: 13px; letter-spacing: 2px; border-radius: 999px;
  transition: transform .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 24px -10px rgba(74,64,56,.6); }

/* ===== セクション共通 ===== */
.section { padding: 100px 0; }
.section-alt { background: var(--cream); }
.eyebrow { font-size: 12px; letter-spacing: 4px; color: var(--accent); font-weight: 500; margin-bottom: 14px; }
.section-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(32px, 5vw, 46px); font-weight: 500; color: var(--ink); margin-bottom: 10px;
}
.section-sub { font-size: 13px; color: var(--muted); margin-bottom: 48px; }
.center { text-align: center; }

/* ===== コンセプト ===== */
.concept-copy {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(30px, 5vw, 48px); font-weight: 500; line-height: 1.35;
  color: var(--ink); margin-bottom: 24px;
}
/* 日本語見出しは丸ゴシックで */
.concept-copy { font-family: 'Zen Maru Gothic', serif; font-weight: 700; }
.concept-lead { max-width: 620px; color: #6e6155; font-size: 15px; margin-bottom: 64px; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature {
  background: var(--paper); border: 1px solid var(--sand);
  border-radius: 18px; padding: 34px 28px; text-align: center;
  transition: transform .25s, box-shadow .25s;
}
.feature:hover { transform: translateY(-4px); box-shadow: 0 18px 34px -20px rgba(120,100,75,.4); }
.feature-icon { font-size: 34px; display: block; margin-bottom: 14px; }
.feature h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature p { font-size: 13.5px; color: #7a6d60; }

/* ===== 注文の流れ ===== */
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  counter-reset: step;
}
.step {
  position: relative; background: var(--paper); border: 1px solid var(--sand);
  border-radius: 18px; padding: 30px 22px 26px; text-align: center;
  transition: transform .25s, box-shadow .25s;
}
.step:hover { transform: translateY(-4px); box-shadow: 0 18px 34px -20px rgba(120,100,75,.4); }
.step-no {
  font-family: 'Cormorant Garamond', serif; font-size: 15px; letter-spacing: 2px;
  color: var(--accent); display: block; margin-bottom: 6px;
}
.step-icon { font-size: 34px; display: block; margin-bottom: 12px; }
.step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 13px; color: #7a6d60; text-align: left; }
.order-note {
  max-width: 720px; margin: 34px auto 0; font-size: 13px; color: #7a6d60;
  background: var(--cream); border-radius: 14px; padding: 16px 20px; line-height: 1.7;
}
.order-cta { text-align: center; margin-top: 34px; }

/* ===== 商品グリッド ===== */
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 34px 26px; }
.feature-card { grid-column: span 2; }
.card { transition: transform .25s; }
.card-img {
  position: relative; aspect-ratio: 4 / 5; border-radius: 16px;
  overflow: hidden; margin-bottom: 16px; background: var(--sand);
}
.feature-card .card-img { aspect-ratio: 16 / 11; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.card:hover .card-img img { transform: scale(1.05); }
.badge {
  position: absolute; top: 14px; left: 14px;
  background: rgba(74,64,56,.9); color: #fdfbf7;
  font-size: 10px; letter-spacing: 2px; padding: 6px 12px; border-radius: 999px;
}
.card-name { font-size: 16px; font-weight: 700; }
.card-meta { font-size: 12px; color: var(--muted); margin-top: 4px; }
.card-price {
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px; color: var(--ink); margin-top: 6px; font-weight: 600;
}

/* ===== ストーリー ===== */
.story { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.story-img img { width: 100%; border-radius: 20px; box-shadow: 0 24px 48px -26px rgba(120,100,75,.5); }
.story-title {
  font-family: 'Zen Maru Gothic', serif; font-weight: 700;
  font-size: clamp(26px, 4vw, 38px); line-height: 1.4; color: var(--ink); margin-bottom: 20px;
}
.story-text p { color: #6e6155; font-size: 15px; margin-bottom: 16px; max-width: 460px; }

/* ===== 事業者情報 ===== */
.info-list { max-width: 680px; margin: 0 auto; }
.info-row {
  display: grid; grid-template-columns: 160px 1fr; gap: 16px;
  padding: 18px 8px; border-bottom: 1px solid var(--sand); align-items: baseline;
}
.info-row dt { font-weight: 700; font-size: 14px; color: var(--ink); }
.info-row dd { font-size: 15px; color: #6e6155; }
.info-row dd a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.info-row dd a:hover { color: var(--ink); }

/* ===== サイズ表 ===== */
.size-tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 40px; }
.size-tab {
  border: 1px solid var(--sand); background: var(--paper); color: var(--muted);
  padding: 9px 20px; border-radius: 999px; font-family: inherit;
  font-size: 13px; letter-spacing: 1px; cursor: pointer; transition: all .2s;
}
.size-tab:hover { color: var(--ink); border-color: var(--taupe); }
.size-tab.is-active { background: var(--ink); color: #fdfbf7; border-color: var(--ink); }
.size-panel { display: none; }
.size-panel.is-active { display: block; animation: fadeUp .35s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.table-cap { text-align: center; font-weight: 700; font-size: 15px; color: var(--ink); margin-bottom: 14px; }
.size-panel .table-wrap + .table-cap { margin-top: 40px; }
.table-note { text-align: center; font-size: 12px; color: var(--muted); margin-top: 14px; }
.size-table--goods th { white-space: nowrap; }
.size-table--goods td { text-align: left; }
.table-wrap { overflow-x: auto; max-width: 720px; margin: 0 auto; }
.size-table {
  width: 100%; border-collapse: collapse; font-size: 15px;
  background: var(--paper); border-radius: 14px; overflow: hidden;
  box-shadow: 0 16px 34px -24px rgba(120,100,75,.5);
}
.size-table th, .size-table td { padding: 15px 18px; text-align: center; border: 1px solid var(--sand); }
.size-table thead th { background: var(--cream); font-weight: 700; letter-spacing: 1px; }
.size-table tbody th { background: #fbf7f1; font-weight: 700; }
.size-table tbody tr:hover td { background: #f6efe4; }

/* ===== フッター ===== */
.site-footer {
  background: linear-gradient(180deg,#f4ece0 0%, #ece1d1 100%);
  padding: 90px 0 56px; text-align: center;
}
.footer-paw { font-size: 30px; display: block; margin-bottom: 6px; }
.footer-brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 46px; font-weight: 600; color: var(--ink); margin-bottom: 12px;
}
.footer-lead { color: #6e6155; margin-bottom: 30px; font-size: 14px; }
.links { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.links a {
  padding: 11px 30px; border: 1px solid var(--ink); border-radius: 999px;
  font-size: 13px; letter-spacing: 1.5px; transition: background .2s, color .2s;
}
.links a:hover { background: var(--ink); color: #fdfbf7; }
.copyright { margin-top: 46px; font-size: 12px; color: var(--muted); letter-spacing: 1px; }

/* ===== レスポンシブ ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; padding-top: 48px; }
  .hero-text { order: 2; }
  .hero-visual { order: 1; max-width: 420px; margin: 0 auto; }
  .hero-lead { margin-left: auto; margin-right: auto; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card { grid-column: span 2; }
  .feature-card .card-img { aspect-ratio: 4 / 5; }
  .story { grid-template-columns: 1fr; gap: 32px; }
  .story-img { max-width: 460px; margin: 0 auto; }
  .story-text p { max-width: none; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .section { padding: 68px 0; }
  .features { grid-template-columns: 1fr; }
  .nav a { margin-left: 12px; letter-spacing: .5px; font-size: 11px; }
  .brand { font-size: 24px; }
  .info-row { grid-template-columns: 1fr; gap: 2px; padding: 14px 4px; }
  .steps { grid-template-columns: 1fr; }
}