:root {
  --ink: #1f2a2c;
  --ink-soft: #4a5557;
  --green: #2f5d50;
  --green-dark: #224539;
  --orange: #e8913a;
  --cream: #fbf8f3;
  --tint: #f2ede4;
  --line: #e2dbcf;
  --radius: 20px;
  --font: "Zen Kaku Gothic New", "Hiragino Sans", "Yu Gothic", sans-serif;
  --font-serif: "Zen Old Mincho", "Hiragino Mincho ProN", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.9;
  letter-spacing: .03em;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }

.container { width: min(1120px, 100% - 32px); margin-inline: auto; }
.narrow { width: min(820px, 100% - 32px); }
.pc { display: none; }
@media (min-width: 768px) { .pc { display: inline; } .sp { display: none; } }

/* ヘッダー */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 248, 243, .88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-mark { width: auto; height: 34px; }
.logo-text { font-weight: 700; font-size: 1.35rem; letter-spacing: .02em; }
.site-nav { display: flex; align-items: center; gap: 22px; font-size: .92rem; }
.site-nav a { text-decoration: none; color: var(--ink-soft); transition: color .2s; }
.site-nav a:hover { color: var(--green); }
.site-nav .nav-cta {
  color: #fff; background: var(--green); padding: 8px 18px; border-radius: 999px;
}
.site-nav .nav-cta:hover { color: #fff; background: var(--green-dark); }
.nav-toggle { display: none; }

@media (max-width: 1000px) {
  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px; justify-content: center;
    width: 44px; height: 44px; border: 0; background: none; cursor: pointer; padding: 10px;
  }
  .nav-toggle span { height: 2px; background: var(--ink); border-radius: 2px; transition: transform .2s, opacity .2s; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .site-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--cream); border-bottom: 1px solid var(--line);
    padding: 8px 16px 20px;
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .site-nav .nav-cta { margin-top: 14px; text-align: center; border-bottom: 0; }
}

/* ボタン */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: 999px; font-weight: 700; font-size: .95rem;
  text-decoration: none; border: 2px solid var(--green); cursor: pointer;
  font-family: inherit; transition: background .2s, color .2s, transform .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); border-color: var(--green-dark); }
.btn-ghost { background: transparent; color: var(--green); }
.btn-ghost:hover { background: var(--green); color: #fff; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .6; cursor: default; transform: none; }

/* ヒーロー */
.hero { padding: 56px 0 72px; overflow: hidden; }
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero-badge {
  display: inline-block; margin: 0 0 24px; padding: 8px 16px;
  background: var(--ink); color: var(--cream); border-radius: 8px;
  font-size: .9rem; line-height: 1.6; font-weight: 400;
}
.hero-badge strong { color: #f4c27f; font-size: 1.05rem; }
.hero-title {
  font-family: var(--font-serif); font-weight: 700;
  font-size: clamp(2.2rem, 5.2vw, 3.6rem); line-height: 1.35; letter-spacing: .04em;
  margin: 0 0 24px; color: var(--green);
}
.hero-title span { color: var(--ink); }
.hero-lead { color: var(--ink-soft); margin: 0 0 32px; max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-art img {
  width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover;
  border-radius: 32px; box-shadow: 0 24px 48px rgba(47, 93, 80, .22);
}
.hero-photo-note { margin: 14px 4px 0; font-size: .85rem; color: var(--ink-soft); text-align: center; }
/* 写真のスライド: 重ねた写真をフェードで切り替える */
.hero-slides { display: grid; }
.hero-slide { grid-area: 1 / 1; margin: 0; opacity: 0; visibility: hidden; transition: opacity .9s ease, visibility 0s .9s; }
.hero-slide.is-active { opacity: 1; visibility: visible; transition: opacity .9s ease; }
.hero-dots { display: flex; justify-content: center; gap: 10px; margin-top: 10px; }
.hero-dots button { width: 10px; height: 10px; padding: 0; border: 0; border-radius: 50%; background: var(--line); cursor: pointer; transition: background .3s, transform .3s; }
.hero-dots button.is-active { background: var(--green); transform: scale(1.25); }
@media (prefers-reduced-motion: reduce) { .hero-slide, .hero-slide.is-active { transition: none; } }
@media (max-width: 860px) {
  .hero { padding: 32px 0 56px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-art { max-width: 420px; margin-inline: auto; order: -1; }
}

/* セクション共通 */
.section { padding: 96px 0; }
.section-tint { background: var(--tint); }
@media (max-width: 860px) { .section { padding: 64px 0; } }
.eyebrow {
  margin: 0 0 8px; text-align: center; color: var(--orange);
  font-weight: 700; font-size: .8rem; letter-spacing: .25em;
}
.section-title {
  font-family: var(--font-serif); font-size: clamp(1.6rem, 3.6vw, 2.3rem);
  line-height: 1.5; text-align: center; margin: 0 0 28px; color: var(--ink);
}
.section-title.left, .access-grid .eyebrow { text-align: left; }
.body-text { color: var(--ink-soft); margin: 0 0 40px; }
.body-text.center { text-align: center; }

/* 特徴 */
.features { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.features li { background: #fff; border-radius: var(--radius); padding: 28px 24px; border: 1px solid var(--line); }
.feature-icon {
  display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px;
  background: rgba(232, 145, 58, .14); color: var(--orange); margin-bottom: 16px;
}
.feature-icon svg { width: 26px; height: 26px; }
.features h3 { margin: 0 0 8px; font-size: 1.05rem; }
.features p { margin: 0; color: var(--ink-soft); font-size: .92rem; line-height: 1.8; }
@media (max-width: 760px) { .features { grid-template-columns: 1fr; } }

/* サービス */
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.service-card {
  background: #fff; border-radius: var(--radius); padding: 32px 24px;
  border-top: 4px solid var(--green); box-shadow: 0 10px 30px rgba(31, 42, 44, .06);
}
.service-num { font-family: var(--font-serif); color: var(--orange); font-size: 1.6rem; line-height: 1; margin-bottom: 14px; }
.service-card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.service-card p { margin: 0; color: var(--ink-soft); font-size: .92rem; line-height: 1.8; }
@media (max-width: 960px) { .service-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .service-grid { grid-template-columns: 1fr; } }

/* 施設紹介 */
.facility-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.facility-card {
  margin: 0; background: #fff; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(31, 42, 44, .06);
  display: flex; flex-direction: column;
}
.facility-card img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .4s; }
.facility-card:hover img { transform: scale(1.03); }
.facility-card figcaption { padding: 18px 22px 22px; }
.facility-card h3 { margin: 0 0 6px; font-size: 1.05rem; color: var(--green); }
.facility-card p { margin: 0; color: var(--ink-soft); font-size: .9rem; line-height: 1.8; }
/* 大きい写真（2列分）は、写真と説明を横に並べる */
.floorplan { margin: 32px 0 0; padding: 28px; background: #fff; border-radius: var(--radius); box-shadow: 0 10px 30px rgba(47, 93, 80, .08); }
.floorplan h3 { margin: 0 0 6px; font-size: 1.3rem; color: var(--green); }
.floorplan figcaption p { margin: 0 0 18px; color: var(--ink-soft); font-size: .95rem; }
.floorplan img { width: 100%; height: auto; display: block; border-radius: 12px; }
.floorplan-note { margin: 10px 0 0; text-align: center; color: var(--ink-soft); font-size: .85rem; }
@media (max-width: 760px) { .floorplan { padding: 18px 14px; } }
.facility-wide { grid-column: span 3; flex-direction: row; }
/* 無料の貸し出し・設備: 横長のカードに写真を4枚並べる */
.facility-strip { grid-column: 1 / -1; padding: 22px 22px 24px; }
.facility-strip figcaption { padding: 0 0 14px; }
.facility-strip:hover img { transform: none; }
.strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 0; padding: 0; list-style: none; }
.strip-grid li { margin: 0; }
.strip-grid img { width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 12px; }
.strip-grid span { display: block; margin-top: 8px; text-align: center; font-size: .9rem; color: var(--ink); font-weight: 500; }
@media (max-width: 760px) { .strip-grid { grid-template-columns: repeat(2, 1fr); } }
.facility-wide img { width: 58%; flex: none; }
.facility-wide figcaption { align-self: center; padding: 32px 36px; }
.facility-wide h3 { font-size: 1.3rem; margin-bottom: 10px; }
.facility-wide p { font-size: .95rem; }
@media (max-width: 960px) {
  .facility-grid { grid-template-columns: repeat(2, 1fr); }
  .facility-wide { grid-column: span 2; }
}
@media (max-width: 640px) {
  .facility-grid { grid-template-columns: 1fr; }
  .facility-wide { grid-column: auto; flex-direction: column; }
  .facility-wide img { width: 100%; aspect-ratio: 4 / 3; }
  .facility-wide figcaption { padding: 18px 22px 22px; }
  .facility-wide h3 { font-size: 1.05rem; }
}

/* 料金 */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 900px; margin: 0 auto 32px; }
.price-card {
  background: #fff; border-radius: var(--radius); padding: 32px 24px; text-align: center;
  border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(31, 42, 44, .06);
}
.price-card h3 { margin: 0 0 8px; font-size: 1.1rem; color: var(--green); }
.price { margin: 0 0 8px; font-weight: 700; }
.price span { font-family: var(--font-serif); font-size: 2.6rem; color: var(--ink); line-height: 1.2; }
.price small { font-size: .9rem; color: var(--ink-soft); margin-left: 2px; }
.price-note { margin: 0; color: var(--ink-soft); font-size: .92rem; }
.price-note strong { color: var(--orange); }
.price-sub { margin: 12px 0 0; padding-top: 12px; border-top: 1px dashed var(--line); font-size: .82rem; color: var(--ink-soft); line-height: 1.7; }
.price-notes { max-width: 900px; margin: 0 auto; padding: 24px 28px 24px 44px; background: var(--tint); border-radius: 16px; color: var(--ink-soft); font-size: .9rem; line-height: 1.8; }
.price-notes li + li { margin-top: 6px; }
@media (max-width: 760px) { .price-grid { grid-template-columns: 1fr; } .price-notes { padding: 20px 20px 20px 36px; } }

/* よくある質問 */
.faq-list { display: grid; gap: 12px; }
.faq-item { background: #fff; border-radius: 16px; border: 1px solid var(--line); overflow: hidden; }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 20px 56px 20px 64px; position: relative; font-weight: 700; line-height: 1.6;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "Q"; position: absolute; left: 22px; top: 18px; width: 28px; height: 28px; border-radius: 50%;
  background: var(--green); color: #fff; display: grid; place-items: center; font-size: .85rem;
}
.faq-item summary::after {
  content: ""; position: absolute; right: 24px; top: 50%; width: 10px; height: 10px; margin-top: -7px;
  border-right: 2px solid var(--ink-soft); border-bottom: 2px solid var(--ink-soft); transform: rotate(45deg); transition: transform .2s;
}
.faq-item[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq-item p { margin: 0; padding: 0 24px 22px 64px; color: var(--ink-soft); position: relative; }
.faq-item p::before {
  content: "A"; position: absolute; left: 22px; top: 0; width: 28px; height: 28px; border-radius: 50%;
  background: rgba(232, 145, 58, .16); color: var(--orange); display: grid; place-items: center; font-size: .85rem; font-weight: 700;
}

/* お知らせ */
.news-list { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.news-item { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding: 28px 4px; border-bottom: 1px solid var(--line); }
.news-item time { color: var(--green); font-weight: 700; font-size: .9rem; padding-top: 2px; }
.news-item h3 { margin: 0 0 6px; font-size: 1.05rem; line-height: 1.6; }
.news-item p { margin: 0; color: var(--ink-soft); font-size: .93rem; }
@media (max-width: 640px) { .news-item { grid-template-columns: 1fr; gap: 6px; } }

/* チラシ */
.reserve-box { padding: 44px 24px; background: var(--tint); border-radius: var(--radius); text-align: center; }
.reserve-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 28px; }
.reserve-note { margin-top: 16px; color: var(--ink-soft); font-size: .9rem; }
@media (max-width: 760px) { .reserve-actions .btn { width: 100%; } }
.news-link { margin-top: 8px !important; font-size: .9rem; }
.news-link a { color: var(--green); font-weight: 700; }
.flyer {
  display: grid; grid-template-columns: 200px 1fr; gap: 32px; align-items: center;
  margin-top: 40px; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
}
.flyer-thumb img { width: 100%; height: auto; border-radius: 8px; box-shadow: 0 8px 24px rgba(31, 42, 44, .15); transition: transform .3s; }
.flyer-thumb:hover img { transform: translateY(-3px); }
.flyer-label { margin: 0 0 4px; color: var(--orange); font-weight: 700; font-size: .8rem; letter-spacing: .2em; }
.flyer h3 { margin: 0 0 8px; font-size: 1.15rem; }
.flyer-text > p:not(.flyer-label) { margin: 0 0 20px; color: var(--ink-soft); font-size: .93rem; }
@media (max-width: 640px) {
  .flyer { grid-template-columns: 1fr; gap: 20px; padding: 22px; text-align: center; }
  .flyer-thumb { width: 60%; margin: 0 auto; }
}

/* アクセス */
.access-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.info-list { margin: 0 0 28px; }
.info-list div { display: grid; grid-template-columns: 96px 1fr; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.info-list dt { font-weight: 700; color: var(--green); }
.info-list dd { margin: 0; }
.info-list small { color: var(--ink-soft); }
.map-frame { border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 3; background: #e8e2d6; box-shadow: 0 10px 30px rgba(31, 42, 44, .08); }
.map-frame iframe { width: 100%; height: 100%; border: 0; }
@media (max-width: 860px) { .access-grid { grid-template-columns: 1fr; gap: 32px; } }

/* お問い合わせ */
.contact-form { background: #fff; border-radius: var(--radius); padding: 40px; border: 1px solid var(--line); }
@media (max-width: 640px) { .contact-form { padding: 24px 18px; } }
.field { margin-bottom: 20px; }
.field label { display: block; font-weight: 700; font-size: .92rem; margin-bottom: 8px; }
.req { display: inline-block; margin-left: 8px; padding: 0 8px; border-radius: 4px; background: var(--orange); color: #fff; font-size: .72rem; line-height: 1.8; vertical-align: middle; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink);
  padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--cream);
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(47, 93, 80, .15); background: #fff;
}
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: #c0392b; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-note { font-size: .82rem; color: var(--ink-soft); margin: 0 0 12px; }
.form-status { min-height: 1.5em; margin: 0 0 12px; font-size: .92rem; }
.form-status.ok { color: var(--green); font-weight: 700; }
.form-status.error { color: #c0392b; }

/* フッター */
.site-footer { background: var(--ink); color: rgba(251, 248, 243, .8); padding: 56px 0 24px; font-size: .9rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.4rem; color: #fff; margin: 0 0 8px; }
.footer-logo img { width: auto; height: 30px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 24px; align-content: flex-start; }
.footer-nav a { text-decoration: none; }
.footer-nav a:hover { color: #fff; }
.copyright { text-align: center; margin: 40px 0 0; font-size: .78rem; color: rgba(251, 248, 243, .55); }

/* 規約類のページ（/terms, /privacy, /tokushoho） */
.legal article { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 48px 56px; }
.legal .section-title { font-size: clamp(1.4rem, 3vw, 1.9rem); }
.legal h2 { font-size: 1.05rem; margin: 2em 0 .6em; padding-left: 12px; border-left: 4px solid var(--green); }
.legal p, .legal li, .legal td, .legal th { font-size: .95rem; color: var(--ink-soft); }
.legal ol, .legal ul { padding-left: 1.6em; }
.legal li { margin: .3em 0; }
.legal .right { text-align: right; }
.legal table { width: 100%; border-collapse: collapse; margin-top: 8px; }
.legal th, .legal td { border-top: 1px solid var(--line); padding: 14px 12px; vertical-align: top; text-align: left; }
.legal th { width: 28%; color: var(--ink); background: var(--tint); font-weight: 500; }
@media (max-width: 640px) {
  .legal article { padding: 28px 18px; }
  .legal th, .legal td { display: block; width: 100%; }
  .legal th { border-bottom: 0; }
}
.footer-legal { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 32px; padding-top: 20px; border-top: 1px solid rgba(251, 248, 243, .15); font-size: .82rem; }
.footer-legal a { color: rgba(251, 248, 243, .8); }

/* 404ページ */
.not-found { min-height: calc(100vh - 68px); display: flex; align-items: center; }
.not-found-inner { text-align: center; }
.not-found-code {
  display: flex; align-items: center; justify-content: center; gap: .12em; margin: 0 0 16px;
  font-family: var(--font-serif); font-weight: 700; line-height: 1;
  font-size: clamp(5rem, 18vw, 9rem); color: var(--green); letter-spacing: .02em;
}
.not-found-code img { width: auto; height: .62em; }
.not-found-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
@media (max-width: 520px) { .not-found-actions .btn { width: 100%; } }
.section-tint .price-notes { background: #fff; border: 1px solid var(--line); }