/* ════════════════════════════════════════════════════════════════
   HERAKABU MARCHÉ — ブランドサイト共通スタイル
   黒 × 金。 トップ画 (成虫・マルシェ型) と同じ配色・書体。
   ════════════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Shippori+Mincho:wght@400;600;700&display=swap');

:root {
  --bg:      #0A0A0A;
  --bg2:     #111111;
  --bg3:     #181818;
  --line:    rgba(255,255,255,.10);
  --gold:    #C9A867;
  --gold-hi: #E7BE70;
  --gold-lo: #966E2E;
  --gold-line: #967A46;
  --cream:   #F5E2BA;
  --text:    #E8E4DC;
  --text2:   #B8B3A8;
  --text3:   #7E796F;
  --blue:    #6EBAFF;
  --pink:    #FF92C0;
  --serif:   'Shippori Mincho', 'Hiragino Mincho ProN', 'Yu Mincho', serif;
  --sans:    'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Hiragino Sans', sans-serif;
  --maxw:    1080px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--sans); font-size: 16px; line-height: 1.9;
  letter-spacing: .02em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold-hi); text-decoration: none; }
a:hover { color: var(--cream); }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: .08em; margin: 0; color: var(--cream); }
p { margin: 0 0 1em; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.gold { color: var(--gold-hi); }
.muted { color: var(--text3); }
.small { font-size: .82rem; }

/* ── 金の文字 (見出し用) ── */
.gold-text {
  background: linear-gradient(180deg, #FAE9BA 0%, #E7BE70 28%, #C4913E 55%, #E0B46A 72%, #966E2E 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ── ヘッダー ── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,10,10,.88); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 40px; width: auto; }
.brand .brand-name { font-family: var(--serif); letter-spacing: .18em; font-size: .78rem; color: var(--gold); line-height: 1.3; }
.brand .brand-name b { display: block; font-size: .95rem; color: var(--cream); font-weight: 600; }
.nav { display: flex; gap: 22px; }
.nav a { color: var(--text2); font-size: .86rem; letter-spacing: .12em; padding: 6px 0; border-bottom: 1px solid transparent; }
.nav a:hover, .nav a.on { color: var(--cream); border-bottom-color: var(--gold); }
.nav-toggle { display: none; background: none; border: 1px solid var(--gold-line); color: var(--gold); border-radius: 6px; padding: 6px 10px; font-size: .8rem; letter-spacing: .1em; }
@media (max-width: 760px) {
  .nav { display: none; position: absolute; left: 0; right: 0; top: 64px; flex-direction: column; gap: 0;
         background: #0E0E0E; border-bottom: 1px solid var(--line); padding: 8px 22px 14px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: inline-block; }
}

/* ── ヒーロー ── */
.hero {
  position: relative; overflow: hidden;
  padding: 72px 0 64px; text-align: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(201,168,103,.14), transparent 70%),
    var(--bg);
  border-bottom: 1px solid var(--line);
}
.hero .mark { width: min(300px, 62vw); margin: 0 auto 26px; }
.hero h1 { font-size: clamp(1.7rem, 4.6vw, 2.8rem); line-height: 1.5; letter-spacing: .14em; }
.hero .lead { color: var(--text2); max-width: 640px; margin: 20px auto 0; font-size: 1rem; }
.hero .cta { margin-top: 32px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── ボタン ── */
.btn {
  display: inline-block; padding: 12px 26px; border-radius: 4px;
  font-size: .9rem; letter-spacing: .14em; font-weight: 500;
  border: 1px solid var(--gold-line); color: var(--cream); background: transparent;
  transition: background .2s, color .2s;
}
.btn:hover { background: rgba(201,168,103,.12); color: #fff; }
.btn.primary {
  color: #1a1408; border-color: transparent;
  background: linear-gradient(180deg, #FAE9BA 0%, #E7BE70 30%, #C4913E 60%, #E0B46A 80%, #B08640 100%);
}
.btn.primary:hover { filter: brightness(1.06); color: #1a1408; }
.btn[hidden] { display: none; }

/* ── セクション ── */
.section { padding: 64px 0; border-bottom: 1px solid var(--line); }
.section.alt { background: var(--bg2); }
.sec-head { text-align: center; margin-bottom: 36px; }
.sec-head .en { font-family: var(--serif); font-size: .74rem; letter-spacing: .34em; color: var(--gold); }
.sec-head h2 { font-size: clamp(1.4rem, 3.2vw, 1.9rem); margin-top: 8px; }
.sec-head .rule { width: 56px; height: 1px; background: var(--gold-line); margin: 16px auto 0; }
.sec-head p { color: var(--text2); max-width: 640px; margin: 16px auto 0; }

.grid { display: grid; gap: 18px; }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 820px) { .grid.c3 { grid-template-columns: 1fr; } .grid.c2 { grid-template-columns: 1fr; } }

.card {
  background: var(--bg3); border: 1px solid var(--line); border-radius: 8px; padding: 26px 24px;
  position: relative;
}
.card::before { content: ''; position: absolute; inset: 6px; border: 1px solid rgba(201,168,103,.18); border-radius: 5px; pointer-events: none; }
.card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.card .num { font-family: var(--serif); font-size: 2rem; letter-spacing: .04em; line-height: 1.1; }
.card .num small { font-size: .9rem; margin-left: 2px; }
.card p { color: var(--text2); font-size: .92rem; margin: 0; }
.card .tag { display: inline-block; font-size: .7rem; letter-spacing: .16em; color: var(--gold); border: 1px solid var(--gold-line); border-radius: 999px; padding: 2px 10px; margin-bottom: 12px; }

/* ── 血統ライン ── */
.line-card { display: grid; grid-template-columns: 120px 1fr; gap: 18px; align-items: start; }
.line-card .shield { width: 120px; }
.line-card dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: .9rem; }
.line-card dt { color: var(--text3); }
.line-card dd { margin: 0; color: var(--text); }
.line-card dd .m { color: var(--blue); } .line-card dd .f { color: var(--pink); }
@media (max-width: 520px) { .line-card { grid-template-columns: 1fr; } .line-card .shield { width: 96px; } }

/* ── 手順 (数字つき) ── */
.steps { counter-reset: step; display: grid; gap: 14px; }
.step { display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-family: var(--serif); color: var(--gold); font-size: 1.3rem; letter-spacing: .06em; line-height: 1.2; padding-top: 2px;
}
.step h3 { font-size: 1rem; margin-bottom: 4px; }
.step p { color: var(--text2); font-size: .92rem; margin: 0; }

/* ── 比較 / 表 ── */
table.spec { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.spec th, table.spec td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.spec th { color: var(--text3); font-weight: 500; white-space: nowrap; width: 34%; }
.table-scroll { overflow-x: auto; }

/* ── 個体ページのモック ── */
.phone {
  width: 250px; margin: 0 auto; border: 1px solid var(--gold-line); border-radius: 26px; padding: 14px 12px; background: #0d1a0d;
  box-shadow: 0 0 0 6px #151515, 0 20px 50px rgba(0,0,0,.6);
}
.phone .ph-img { height: 150px; border-radius: 10px; background: linear-gradient(135deg,#2b2b2b,#101010); display: flex; align-items: center; justify-content: center; }
.phone .ph-img img { width: 110px; }
.phone .ph-row { display: flex; justify-content: space-between; font-size: .72rem; color: #a8bca8; padding: 6px 2px; border-bottom: 1px solid rgba(255,255,255,.08); }
.phone .ph-row b { color: #e8f0e8; font-weight: 500; }
.phone .ph-graph { height: 54px; margin-top: 8px; border-radius: 6px;
  background: linear-gradient(to top, rgba(76,175,120,.25), transparent 60%),
              linear-gradient(to right, transparent 0, transparent 100%);
  position: relative; overflow: hidden; }
.phone .ph-graph::after { content: ''; position: absolute; left: 6%; right: 6%; bottom: 10px; height: 2px;
  background: linear-gradient(90deg, #4caf78, #6EBAFF); transform: rotate(-9deg); transform-origin: left; }

/* ── CTA バンド ── */
.band { text-align: center; padding: 56px 0; background: radial-gradient(ellipse 50% 60% at 50% 100%, rgba(201,168,103,.12), transparent 70%), var(--bg2); border-bottom: 1px solid var(--line); }
.band h2 { font-size: clamp(1.3rem, 3vw, 1.7rem); }
.band p { color: var(--text2); margin: 12px auto 24px; max-width: 600px; }

/* ── 記事風 (規約・特商法) ── */
.article { max-width: 760px; margin: 0 auto; }
.article h2 { font-size: 1.25rem; margin: 40px 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--gold-line); }
.article h3 { font-size: 1rem; margin: 24px 0 8px; color: var(--gold-hi); }
.article ul { padding-left: 1.2em; color: var(--text2); }
.article li { margin-bottom: .4em; }

/* ── 注意 (未設定の項目) ── */
.todo { background: rgba(224,144,64,.12); border: 1px dashed rgba(224,144,64,.6); color: #F0B072; border-radius: 6px; padding: 10px 14px; font-size: .84rem; }
.todo[hidden] { display: none; }

/* ── フッター ── */
.site-footer { padding: 40px 0 60px; color: var(--text3); font-size: .82rem; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: flex-start; }
.site-footer .links { display: flex; gap: 18px; flex-wrap: wrap; }
.site-footer .links a { color: var(--text2); }
.site-footer .copy { width: 100%; margin-top: 18px; letter-spacing: .1em; }
.site-footer img { height: 34px; opacity: .85; }