/* ===== 全ページ共通のデザイン ===== */
:root {
  --bg: #FFFFFF;
  --text: #444444;
  --heading: #333333;
  --sub: #999999;
  --link: #45AAB8;
  --line: #CCCCCC;
  --footer: #F5F5F5;
  --box: #E2EDEE;
  --button: #3A3A3A;
  --mincho: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --round: "Quicksand", "Hiragino Maru Gothic ProN", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, "Yu Gothic", sans-serif;
  font-size: 15px;
  line-height: 1.9;
  text-align: center;
}
@media (min-width: 700px) { body { font-size: 16px; } }

/* ヘッダー */
header { padding: 28px 16px 12px; }
.logo {
  font-family: var(--round);
  font-weight: 300;
  font-size: 24px;
  letter-spacing: 0.08em;
  color: var(--heading);
  text-decoration: none;
}
@media (min-width: 700px) { .logo { font-size: 30px; } }

/* メニュー */
.menu {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 22px;
  list-style: none;
  margin-top: 10px;
}
.menu a {
  font-family: var(--round);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--text);
  text-decoration: none;
  padding: 4px 2px;
  border-bottom: 1px solid transparent;
}
.menu a:hover { color: #666666; border-color: var(--line); }
.menu a[aria-current="page"] { border-color: var(--heading); }

/* メインビジュアル（2×2） */
.visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  max-width: 880px;
  margin: 8px auto 0;
  padding: 0 16px;
}
@media (min-width: 700px) { .visual { gap: 14px; } }
.visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
  background: #EEEEEE;
}

/* キャッチコピー */
.catch { padding: 56px 20px 8px; max-width: 640px; margin: 0 auto; }
.catch h1 {
  font-family: var(--round);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: 0.1em;
  color: var(--heading);
}
@media (min-width: 700px) { .catch h1 { font-size: 24px; } }
.rule { width: 40px; border: 0; border-top: 1px solid var(--line); margin: 22px auto; }
.catch p {
  font-family: var(--mincho);
  font-weight: 500;
  color: var(--heading);
  letter-spacing: 0.05em;
}
.catch .note { font-size: 14px; margin-top: 22px; letter-spacing: 0.05em; }

/* ボタン */
.buttons { padding: 36px 20px 20px; display: flex; flex-direction: column; align-items: center; gap: 14px; }
.btn {
  display: inline-block;
  min-width: 230px;
  padding: 14px 28px;
  background: var(--button);
  color: #fff;
  font-family: var(--mincho);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.15em;
  text-decoration: none;
  border-radius: 2px;
  transition: background .2s;
}
.btn:hover, .btn:focus { background: #666666; }
.insta { margin-top: 6px; font-family: var(--mincho); font-weight: 500; font-size: 14px; letter-spacing: 0.05em; }
.insta a { color: var(--link); text-decoration: none; border-bottom: 1px solid var(--link); padding-bottom: 2px; }
.insta a:hover { color: #666666; border-color: #666666; }
.reassure { color: var(--sub); font-family: var(--mincho); font-weight: 500; font-size: 13px; letter-spacing: 0.05em; margin-top: 6px; }

/* ===== 下層ページ（about / plan / faq） ===== */
.page { max-width: 680px; margin: 0 auto; padding: 32px 20px 0; }
.page-title { padding: 24px 0 8px; }
.page-title h1 {
  font-family: var(--round);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: 0.12em;
  color: var(--heading);
}
.page-title .ja { font-family: var(--mincho); font-weight: 500; font-size: 13px; color: var(--sub); letter-spacing: 0.1em; }

.page section { padding: 40px 0 8px; }
.page h2 {
  font-family: var(--mincho);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.08em;
  color: var(--heading);
  padding: 10px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 24px;
}
.page p { margin-bottom: 1em; }
.text-left { text-align: left; }
.page .photo { width: 100%; height: auto; display: block; margin: 8px 0 28px; }

/* 料金の箱 */
.price-box { background: var(--box); padding: 28px 20px; margin-bottom: 20px; }
.price-box h3 { font-family: var(--mincho); font-weight: 700; font-size: 17px; letter-spacing: 0.08em; color: var(--heading); }
.price { font-family: var(--mincho); font-size: 24px; color: var(--heading); margin: 6px 0 14px; letter-spacing: 0.05em; }
.price small { font-size: 13px; }
.price-box ul { list-style: none; font-size: 14px; }
.notes { list-style: none; text-align: left; font-size: 13px; color: var(--sub); }
.notes li { padding-left: 1em; text-indent: -1em; }

/* 撮影の流れ */
.flow { list-style: none; counter-reset: step; text-align: left; }
.flow li { counter-increment: step; padding: 16px 0 16px 3.2em; position: relative; border-bottom: 1px dotted var(--line); }
.flow li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: 14px;
  font-family: var(--round); font-size: 20px; color: var(--link);
}
.flow strong { font-family: var(--mincho); color: var(--heading); display: block; }

/* よくある質問（タップで開く） */
.faq details { border-bottom: 1px dotted var(--line); text-align: left; }
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 2em 18px 2em;
  position: relative;
  font-family: var(--mincho);
  font-weight: 500;
  color: var(--heading);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; position: absolute; left: 0; font-family: var(--round); color: var(--link); }
.faq summary::after { content: "+"; position: absolute; right: 4px; color: var(--sub); }
.faq details[open] summary::after { content: "−"; }
.faq .answer { padding: 0 0 18px 2em; position: relative; }
.faq .answer::before { content: "A"; position: absolute; left: 0; font-family: var(--round); color: var(--sub); }

/* 仮の文章の印（本番前に消す） */
.kari { background: #FFF6CC; }
.kari-note {
  background: #FFF6CC; color: #806600; font-size: 12px;
  padding: 8px 12px; margin: 0 auto 8px; max-width: 680px;
}

/* フッター */
footer { background: var(--footer); margin-top: 64px; padding: 26px 16px; color: var(--sub); font-size: 11px; letter-spacing: 0.05em; }
.footer-menu { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px 18px; list-style: none; margin-bottom: 12px; }
.footer-menu a { color: var(--sub); text-decoration: none; font-family: var(--round); font-size: 12px; letter-spacing: 0.1em; }
.footer-menu a:hover { color: #666666; }