/* ============================================================
   Osake お酒図鑑 スタイル
   ============================================================ */
:root {
  --c-bg: #faf7f2;
  --c-ink: #2b2320;
  --c-accent: #7b1e1e;      /* 深い赤（日本酒のイメージ） */
  --c-accent-2: #b8860b;    /* 金 */
  --c-line: #d8cfc2;
  --c-noujun-kara: #b5651d; /* 濃醇辛口 */
  --c-noujun-ama:  #c0392b; /* 濃醇甘口 */
  --c-tanrei-kara: #2e86c1; /* 淡麗辛口 */
  --c-tanrei-ama:  #27ae60; /* 淡麗甘口 */
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  color: var(--c-ink);
  background: var(--c-bg);
  line-height: 1.8;
}

.wrap { width: min(1000px, 92%); margin-inline: auto; }

/* ---- ヘッダー ---- */
.site-header {
  background: linear-gradient(135deg, var(--c-accent), #4a0f0f);
  color: #fff;
  padding: 2.4rem 0 2rem;
  text-align: center;
}
.site-title { margin: 0; font-size: 2rem; letter-spacing: 0.08em; }
.site-tagline { margin: 0.4rem 0 0; opacity: 0.85; font-size: 0.95rem; }

/* ---- ナビ ---- */
.site-nav { background: #fff; border-bottom: 1px solid var(--c-line); position: sticky; top: 0; z-index: 10; }
.site-nav .wrap { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; padding: 0.7rem 0; }
.site-nav a { color: var(--c-accent); text-decoration: none; font-weight: 600; font-size: 0.95rem; }
.site-nav a:hover { text-decoration: underline; }

/* ---- セクション共通 ---- */
.section { padding: 2.6rem 0; border-bottom: 1px dashed var(--c-line); }
.section-title { font-size: 1.4rem; margin: 0 0 1rem; display: flex; align-items: center; gap: 0.6rem; }
.section-title small { font-size: 0.85rem; color: #8a7f72; font-weight: normal; }
.section-title .num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 1.9rem; height: 1.9rem; border-radius: 50%;
  background: var(--c-accent); color: #fff; font-size: 1rem;
}
.section-lead { color: #5c5148; margin-top: 0; }

/* ---- 1. Coming Soon ---- */
.coming-soon {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  padding: 2rem; text-align: center;
}
.coming-soon-badge {
  display: inline-block; background: var(--c-accent-2); color: #fff;
  padding: 0.3rem 1.2rem; border-radius: 999px; font-weight: 700;
  letter-spacing: 0.1em; margin: 0 0 0.8rem;
}

/* ============================================================
   2. 日本酒度×酸度マップ（自前描画）
   ============================================================ */
.map-outer { overflow-x: auto; }
.map {
  position: relative;
  width: 100%;
  max-width: 640px;
  aspect-ratio: 1 / 1;
  margin: 1.4rem auto;
  background:
    linear-gradient(0deg, rgba(0,0,0,0.02) 1px, transparent 1px) 0 0 / 100% 10%,
    linear-gradient(90deg, rgba(0,0,0,0.02) 1px, transparent 1px) 0 0 / 10% 100%,
    #fff;
  border: 2px solid var(--c-line);
  border-radius: var(--radius);
  min-width: 320px;
}

/* 十字の軸線 */
.axis-line { position: absolute; background: #bbafa0; }
.axis-line-x { left: 0; right: 0; top: 50%; height: 2px; transform: translateY(-50%); }
.axis-line-y { top: 0; bottom: 0; left: 50%; width: 2px; transform: translateX(-50%); }

/* 軸ラベル */
.axis-label { position: absolute; font-size: 0.78rem; color: #8a7f72; font-weight: 600; white-space: nowrap; }
.axis-top    { top: 4px;    left: 50%; transform: translateX(-50%); }
.axis-bottom { bottom: 4px; left: 50%; transform: translateX(-50%); }
.axis-left   { left: 6px;   top: 50%;  transform: translateY(-50%); writing-mode: vertical-rl; text-orientation: upright; }
.axis-right  { right: 6px;  top: 50%;  transform: translateY(-50%); writing-mode: vertical-rl; text-orientation: upright; }

/* 象限ラベル（薄く背景に） */
.quad-label { position: absolute; font-size: 0.8rem; font-weight: 700; opacity: 0.28; pointer-events: none; }
.quad-tl { top: 12%;  left: 12%; color: var(--c-noujun-ama); }
.quad-tr { top: 12%;  right: 12%; color: var(--c-noujun-kara); }
.quad-bl { bottom: 12%; left: 12%; color: var(--c-tanrei-ama); }
.quad-br { bottom: 12%; right: 12%; color: var(--c-tanrei-kara); }

/* 銘柄ピン（番号） */
.pin {
  position: absolute;
  width: 1.7rem; height: 1.7rem;
  margin: -0.85rem 0 0 -0.85rem; /* 中心合わせ */
  border-radius: 50%;
  color: #fff; font-size: 0.82rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; border: 2px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,0.3);
  transition: transform 0.12s ease;
  z-index: 2;
}
.pin:hover, .pin:focus { transform: scale(1.25); z-index: 3; outline: none; }
.pin.q-noujun-karakuchi { background: var(--c-noujun-kara); }
.pin.q-noujun-amakuchi  { background: var(--c-noujun-ama); }
.pin.q-tanrei-karakuchi { background: var(--c-tanrei-kara); }
.pin.q-tanrei-amakuchi  { background: var(--c-tanrei-ama); }

.map-note { font-size: 0.8rem; color: #8a7f72; text-align: center; }

/* ============================================================
   3. ベスト10
   ============================================================ */
.best-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
.best-col { background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); padding: 1rem 1.2rem; }
.best-title { margin: 0 0 0.6rem; font-size: 1.05rem; padding-left: 0.6rem; border-left: 5px solid; }
.tag-noujun-karakuchi { border-color: var(--c-noujun-kara); color: var(--c-noujun-kara); }
.tag-noujun-amakuchi  { border-color: var(--c-noujun-ama);  color: var(--c-noujun-ama); }
.tag-tanrei-karakuchi { border-color: var(--c-tanrei-kara); color: var(--c-tanrei-kara); }
.tag-tanrei-amakuchi  { border-color: var(--c-tanrei-ama);  color: var(--c-tanrei-ama); }
.best-list { margin: 0; padding-left: 1.4rem; }
.best-list li { margin: 0.3rem 0; }
.best-list a { color: var(--c-ink); text-decoration: none; cursor: pointer; }
.best-list a:hover { color: var(--c-accent); text-decoration: underline; }
.best-empty { color: #a89b8c; font-size: 0.9rem; list-style: none; margin-left: -1rem; }

/* ============================================================
   4. コラム
   ============================================================ */
.column { background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); padding: 1.2rem 1.4rem; margin-bottom: 1.2rem; }
.column h3 { margin-top: 0; color: var(--c-accent); }
.column-list { padding-left: 1.2rem; }
.column-list li { margin: 0.4rem 0; }

/* ---- フッター ---- */
.site-footer { background: #2b2320; color: #cbbfae; padding: 1.6rem 0; font-size: 0.82rem; }
.copyright { margin: 0.4rem 0 0; }

/* ============================================================
   モーダル
   ============================================================ */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.55);
  display: flex; align-items: center; justify-content: center; padding: 1rem; z-index: 100;
}
.modal-overlay[hidden] { display: none; }
.modal {
  background: #fff; border-radius: var(--radius); max-width: 480px; width: 100%;
  max-height: 86vh; overflow-y: auto; padding: 1.6rem; position: relative;
}
.modal-close {
  position: absolute; top: 0.6rem; right: 0.8rem; background: none; border: none;
  font-size: 1.8rem; line-height: 1; cursor: pointer; color: #8a7f72;
}
.modal-title { margin: 0 1.5rem 0.2rem 0; color: var(--c-accent); font-size: 1.25rem; }
.modal-kura { margin: 0 0 0.8rem; color: #8a7f72; font-size: 0.9rem; }
.modal-meta { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.9rem; }
.modal-meta .chip {
  font-size: 0.78rem; padding: 0.2rem 0.7rem; border-radius: 999px;
  background: #f3ece0; color: #6b5f52;
}
.modal-meta .chip.quad { color: #fff; }
.modal-desc { font-size: 0.95rem; }

/* モーダル内 商品リスト */
.modal-products { margin-top: 1rem; border-top: 1px solid var(--c-line); padding-top: 1rem; }
.modal-products .loading { color: #a89b8c; font-size: 0.9rem; }
.product {
  display: flex; gap: 0.8rem; align-items: center;
  padding: 0.6rem 0; border-bottom: 1px solid #f0e9de; text-decoration: none; color: var(--c-ink);
}
.product:last-child { border-bottom: none; }
.product img { width: 56px; height: 56px; object-fit: contain; background: #faf7f2; border-radius: 6px; flex-shrink: 0; }
.product-info { flex: 1; min-width: 0; }
.product-name { font-size: 0.85rem; margin: 0 0 0.2rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-price { color: var(--c-accent); font-weight: 700; font-size: 0.9rem; }
.product-shop { color: #a89b8c; font-size: 0.75rem; }
.buy-btn {
  display: inline-block; margin-top: 0.8rem; background: #ff0033; color: #fff;
  text-decoration: none; text-align: center; padding: 0.6rem 1rem; border-radius: 8px;
  font-weight: 700; font-size: 0.9rem; width: 100%;
}
.yahoo-credit { font-size: 0.72rem; color: #a89b8c; margin-top: 0.6rem; text-align: center; }

/* ============================================================
   レスポンシブ
   ============================================================ */
@media (max-width: 600px) {
  .best-grid { grid-template-columns: 1fr; }
  .site-title { font-size: 1.6rem; }
  .axis-label { font-size: 0.68rem; }
  .quad-label { font-size: 0.72rem; }
  .pin { width: 1.5rem; height: 1.5rem; margin: -0.75rem 0 0 -0.75rem; font-size: 0.72rem; }
}