/* おかげさま 公開ページ（design.md §3 の色トークン） */
:root {
  --bg: #FBF5F2;
  --surface: #FFFFFF;
  --surface2: #F4EAE6;
  --ink: #3A1F36;
  --ink2: #6E5566;
  --hint: #7A6474;
  --primary: #5E2B55;
  --on-primary: #FFFFFF;
  --apricot: #F2A07A;
  --apricot-text: #A8491E;
  --hairline: rgba(94, 43, 85, 0.12);
  --bara: #B0426B;
  --seiji: #276E74;
  --night-top: #2A1027;
  --night-bottom: #5B2A55;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1A1219;
    --surface: #261B25;
    --surface2: #33252F;
    --ink: #F6ECF1;
    --ink2: #C9B5C2;
    --hint: #A08E9A;
    --primary: #D9A6CD;
    --on-primary: #2A1027;
    --apricot: #F4A27A;
    --apricot-text: #F4A27A;
    --hairline: rgba(217, 166, 205, 0.18);
    --bara: #F08FB2;
    --seiji: #7CCBD2;
    --night-top: #160A15;
    --night-bottom: #3A1A36;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  font-size: 16px;
  line-height: 1.8;
  overflow-x: hidden;
}
img, svg { max-width: 100%; height: auto; }
a { color: var(--primary); }
.container { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

/* ナビ */
.nav { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--hairline); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 18px; letter-spacing: 0.04em; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.nav-links { display: flex; gap: 16px; flex-wrap: wrap; }
.nav-links a { color: var(--ink2); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: var(--primary); }

/* ヒーロー */
.hero { padding: 56px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 32px; align-items: center; }
.hero h1 { font-size: clamp(30px, 6vw, 48px); line-height: 1.35; margin: 0 0 16px; letter-spacing: 0.02em; }
.hero h1 em { font-style: normal; color: var(--primary); }
.lead { color: var(--ink2); font-size: 17px; margin: 0 0 24px; }
.cta-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.badge-soon { display: inline-flex; align-items: center; padding: 10px 20px; border-radius: 999px; background: var(--primary); color: var(--on-primary); font-weight: 700; }
.badge-soon small { display: block; font-size: 12px; font-weight: 500; opacity: 0.85; line-height: 1.3; }
.badge-soon span { line-height: 1.3; }
.hero-note { color: var(--hint); font-size: 14px; }
.hero-art { display: flex; justify-content: center; }
.hero-art svg { width: min(320px, 80vw); }

/* セクション */
.section { padding: 48px 0; }
.section-label { display: inline-block; font-size: 13px; font-weight: 700; color: var(--apricot-text); letter-spacing: 0.08em; margin-bottom: 8px; }
.section h2 { font-size: clamp(22px, 4.2vw, 30px); line-height: 1.5; margin: 0 0 20px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--hairline); border-radius: 22px; padding: 22px; }
.card h3 { margin: 0 0 8px; font-size: 18px; display: flex; align-items: center; gap: 10px; }
.card p { margin: 0; color: var(--ink2); font-size: 15px; }
.dot { width: 14px; height: 14px; border-radius: 50%; flex: none; background: var(--apricot); }
.dot.bara { background: var(--bara); }
.dot.seiji { background: var(--seiji); }
.dot.grape { background: var(--primary); }

.quote { background: var(--surface2); border-radius: 22px; padding: 22px; margin: 0; }
.quote p { margin: 0 0 6px; }
.quote .who { color: var(--hint); font-size: 14px; }

.night { background: linear-gradient(var(--night-top), var(--night-bottom)); color: #F6ECF1; border-radius: 28px; padding: 28px; }
.night p { color: #E6D6E0; }

.plus { background: var(--surface); border: 1px solid var(--hairline); border-radius: 28px; padding: 28px; }
.plus ul { padding-left: 1.2em; margin: 12px 0; }
.price { font-size: 28px; font-weight: 800; color: var(--primary); }
.note { color: var(--hint); font-size: 13px; }

.pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.pill { background: var(--surface2); border-radius: 999px; padding: 6px 14px; font-size: 14px; color: var(--ink2); }

/* 文書ページ */
.doc { max-width: 760px; margin: 0 auto; padding: 32px 16px 64px; }
.doc h1 { font-size: clamp(26px, 5vw, 34px); margin: 12px 0 4px; }
.doc h2 { font-size: 20px; margin: 36px 0 8px; }
.doc h3 { font-size: 17px; margin: 24px 0 6px; }
.updated { color: var(--hint); font-size: 14px; margin: 0 0 24px; }
.back-home { color: var(--ink2); text-decoration: none; font-size: 14px; }
.callout { background: var(--surface2); border-left: 4px solid var(--primary); border-radius: 12px; padding: 14px 18px; margin: 20px 0; }
.callout.warn { border-left-color: var(--apricot); }
a.inline { word-break: break-all; }
details { background: var(--surface); border: 1px solid var(--hairline); border-radius: 16px; padding: 12px 18px; margin: 10px 0; }
details summary { cursor: pointer; font-weight: 700; }
details[open] summary { margin-bottom: 6px; }

/* フッター */
.footer { border-top: 1px solid var(--hairline); padding: 28px 0 40px; color: var(--hint); font-size: 14px; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; }
.footer-links { display: flex; flex-wrap: wrap; gap: 16px; }
.footer-links a { color: var(--ink2); text-decoration: none; }

@media (max-width: 720px) {
  .hero { padding: 32px 0 24px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 13px; }
}