:root {
  --bg: #f3f6f1;
  --paper: #ffffff;
  --soft: #e4ece4;
  --text: #25322c;
  --muted: #68766f;
  --jade: #2f7361;
  --jade-soft: rgba(47,115,97,.3);
  --line: #d5dfd6;
  --line-green: #06c755;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  font-size: 15px; line-height: 2.15; letter-spacing: .08em; padding-bottom: 84px;
}
a { color: inherit; }
p { margin: 0 0 22px; }

header.bar {
  position: sticky; top: 0; z-index: 20; display: flex; justify-content: space-between; align-items: center;
  padding: 12px 18px; background: rgba(243,246,241,.9); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.brand { font-size: 18px; letter-spacing: .28em; line-height: 1.3; }
.brand small { display: block; font-size: 10px; color: var(--muted); letter-spacing: .2em; }
.bar a { font-size: 11px; border: 1px solid var(--jade); color: var(--jade); padding: 6px 12px; text-decoration: none; letter-spacing: .12em; background: var(--paper); }

.hero { text-align: center; padding-bottom: 56px; }
.hero-img { display: block; width: 100%; height: 58vh; min-height: 340px; max-height: 620px; object-fit: cover; object-position: 50% 32%; }
.hero .in { position: relative; max-width: 560px; width: calc(100% - 32px); margin: -56px auto 0; padding: 36px 22px 32px; background: var(--paper); box-shadow: 0 10px 40px rgba(30,60,50,.08); }
.kicker { font-size: 13px; color: var(--muted); letter-spacing: .2em; margin: 0 0 10px; line-height: 1.9; }
h1 { font-size: 52px; font-weight: 500; letter-spacing: .24em; margin: 0 -.24em 0 0; line-height: 1.3; color: var(--jade); }
.ruby { font-size: 13px; color: var(--muted); letter-spacing: .4em; margin: 6px -.4em 22px 0; }
.catch { font-size: 18px; line-height: 2; margin: 0 0 22px; }
.facts { list-style: none; padding: 0; margin: 0; font-size: 13.5px; line-height: 2; color: var(--muted); }

.btn { display: block; text-align: center; text-decoration: none; padding: 16px; margin: 28px 0 10px; background: var(--line-green); color: #fff; font-weight: 700; letter-spacing: .12em; border-radius: 2px; }
.btn:hover { filter: brightness(1.06); }

section { padding: 68px 24px; max-width: 640px; margin: 0 auto; }
section + section { border-top: 1px solid var(--line); }
h2 { text-align: center; font-size: 23px; font-weight: 500; line-height: 1.8; letter-spacing: .12em; margin: 0 0 36px; }
.lead { font-size: 20px; line-height: 2; text-align: center; margin: 0 0 36px; }
.creed { font-size: 20px; line-height: 2; text-align: center; color: var(--jade); margin: 0 0 36px; }
.photo { display: block; width: 100%; object-fit: cover; margin: 4px 0 36px; }
.photo.moon { height: 400px; object-position: 50% 62%; }
.photo.hand { height: 340px; object-position: 50% 70%; }
.photo.flower { height: 360px; object-position: 50% 50%; }
.notice { border-left: 2px solid var(--jade); background: var(--soft); padding: 18px 18px 2px; margin: 32px 0; }
.label { font-size: 13px; color: var(--jade); letter-spacing: .24em; text-align: center; margin: 0 0 8px; }

footer { text-align: center; padding: 44px 24px 32px; border-top: 1px solid var(--line); }
footer .brand { margin-bottom: 14px; }
footer p { font-size: 11px; color: var(--muted); margin: 0; }

.sticky { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: rgba(243,246,241,.94); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); border-top: 1px solid var(--line); }
.sticky .btn { margin: 0 auto; max-width: 560px; padding: 13px; }

@media (max-width: 420px) {
  section { padding: 56px 20px; }
  h1 { font-size: 44px; }
  .catch { font-size: 16.5px; }
  .lead, .creed { font-size: 17.5px; }
  h2 { font-size: 20px; }
}

.btn.ghost { background: var(--paper); color: var(--jade); border: 1px solid var(--jade); font-weight: 500; }
.bar nav { display: flex; gap: 8px; }
.bar a.brand.home { border: 0; padding: 0; background: none; color: var(--text); font-size: 18px; letter-spacing: .28em; }

/* 自己紹介ページ */
.page-img { display: block; width: 100%; height: 300px; object-fit: cover; object-position: 50% 32%; }
.page-head { text-align: center; }
.page-head .in { max-width: 560px; width: calc(100% - 32px); margin: -40px auto 0; padding: 24px 20px 20px; background: var(--paper); position: relative; box-shadow: 0 10px 40px rgba(30,60,50,.08); }
.page-title { font-size: 26px; font-weight: 500; letter-spacing: .18em; margin: 0 0 4px; line-height: 1.6; color: var(--jade); }
.page-sub { color: var(--muted); font-size: 13px; letter-spacing: .2em; margin: 0; }
.prose p { text-wrap: pretty; }
.toc { list-style: none; padding: 0; margin: 0; }
.toc li { border-bottom: 1px solid var(--line); }
.toc a { display: block; padding: 12px 4px; text-decoration: none; font-size: 14px; line-height: 1.8; }
.qa { scroll-margin-top: 70px; }
.qa h2 { text-align: left; font-size: 20px; letter-spacing: .08em; line-height: 1.8; margin: 0 0 26px; padding-left: 36px; position: relative; }
.qa h2::before { content: "Q"; position: absolute; left: 0; top: -2px; font-size: 24px; color: var(--jade); }
.qa .answer { font-size: 17px; color: var(--jade); line-height: 2; }
.prose p, .qa h2, .toc a { word-break: keep-all; overflow-wrap: anywhere; }
@media (max-width: 420px) { .page-title { font-size: 23px; } .qa h2 { font-size: 18px; } .prose p { letter-spacing: .05em; } }