:root {
  --c-cream: #FBF7EE;
  --c-cream-deep: #F1E9D2;
  --c-brown: #4A3826;
  --c-brown-soft: #8C7A5E;
  --c-green: #6FA84F;
  --c-green-deep: #4F7D3A;
  --c-orange: #E4A04A;
  --c-text: #3D3A33;
  --c-border: #E8DFC9;
  --c-white: #FFFFFF;
  --shadow-sm: 0 2px 10px rgba(74, 56, 38, .08);
  --shadow-md: 0 12px 36px rgba(74, 56, 38, .12);
  --container: 1180px;
  --radius: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", "Yu Gothic UI", sans-serif;
  color: var(--c-text);
  background: var(--c-cream);
  line-height: 1.85;
  font-size: 16px;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--c-brown); text-decoration: none; transition: color .2s, opacity .2s; }
a:hover { color: var(--c-green-deep); }
.container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.serif { font-family: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif; font-weight: 600; }

/* === Header === */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 247, 238, .96);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--c-border);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 28px; max-width: var(--container); margin: 0 auto;
}
.logo {
  display: flex; align-items: center; gap: 12px;
  font-family: "Noto Serif JP", serif; font-weight: 700; font-size: 19px; color: var(--c-brown); letter-spacing: .04em;
}
.logo-mark {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--c-green); position: relative;
  display: grid; place-items: center;
}
.logo-mark::before {
  content: ""; width: 18px; height: 18px; border-radius: 50%;
  background: var(--c-cream); position: absolute; top: 7px; left: 12px;
  box-shadow: 8px 8px 0 -2px var(--c-cream);
}
.nav { display: flex; gap: 28px; align-items: center; }
.nav a { color: var(--c-text); font-weight: 500; font-size: 15px; position: relative; padding: 4px 0; }
.nav a::after {
  content: ""; position: absolute; bottom: -2px; left: 50%; width: 0; height: 2px;
  background: var(--c-green); transition: width .25s, left .25s;
}
.nav a:hover::after { width: 100%; left: 0; }
.nav a.cta {
  background: var(--c-brown); color: var(--c-cream); padding: 12px 22px; border-radius: 999px; font-size: 14px;
}
.nav a.cta::after { display: none; }
.nav a.cta:hover { background: var(--c-green-deep); color: var(--c-cream); }
.nav-toggle { display: none; background: none; border: 1.5px solid var(--c-border); border-radius: 10px; padding: 8px 12px; cursor: pointer; }

/* === Hero === */
.hero {
  position: relative; overflow: hidden; padding: 80px 0 120px;
  background: var(--c-cream);
}
.hero-inner {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center;
  position: relative; z-index: 2;
}
.hero-tag {
  display: inline-block; padding: 6px 18px; border-radius: 999px;
  background: var(--c-cream-deep); color: var(--c-brown); font-size: 13px;
  letter-spacing: .15em; margin-bottom: 24px; font-weight: 500;
}
.hero h1 {
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
  font-size: clamp(34px, 4.5vw, 56px);
  line-height: 1.4; margin: 0 0 28px; color: var(--c-brown);
  letter-spacing: .04em;
}
.hero h1 .accent { color: var(--c-green-deep); }
.hero p.lead {
  font-size: 16.5px; color: var(--c-text); margin: 0 0 36px; max-width: 480px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 32px; border-radius: 999px;
  font-weight: 600; font-size: 15px;
  transition: transform .15s, box-shadow .15s, background .15s;
  font-family: inherit;
}
.btn-primary { background: var(--c-brown); color: var(--c-cream); box-shadow: var(--shadow-sm); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); background: var(--c-green-deep); color: var(--c-cream); }
.btn-ghost { background: transparent; color: var(--c-brown); border: 1.5px solid var(--c-brown); }
.btn-ghost:hover { background: var(--c-brown); color: var(--c-cream); }

.hero-visual {
  position: relative; aspect-ratio: 4/3.4;
}
.hero-photo {
  width: 100%; height: 100%;
  border-radius: 50% 50% 50% 50% / 50% 50% 48% 48%;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}
.hero-photo-2 {
  position: absolute; bottom: -30px; left: -30px;
  width: 200px; height: 200px;
  border-radius: 50%;
  object-fit: cover;
  border: 8px solid var(--c-cream);
  box-shadow: var(--shadow-md);
}
.hero-leaf {
  position: absolute; top: -30px; right: -10px;
  width: 110px; opacity: .8;
}

/* === Wave Separator === */
.wave {
  display: block; width: 100%; height: 80px; line-height: 0;
}
.wave-cream-to-white path { fill: var(--c-white); }
.wave-white-to-cream path { fill: var(--c-cream); }
.wave-cream-to-deep path { fill: var(--c-cream-deep); }
.wave-deep-to-cream path { fill: var(--c-cream); }

/* === Section === */
section { padding: 80px 0; position: relative; }
.section-bg-white { background: var(--c-white); }
.section-bg-cream-deep { background: var(--c-cream-deep); }

.section-head { text-align: center; margin-bottom: 56px; max-width: 720px; margin-left: auto; margin-right: auto; }
.section-head .eyebrow {
  display: inline-block; color: var(--c-green-deep); font-weight: 600;
  letter-spacing: .3em; font-size: 12px; margin-bottom: 16px; font-family: "Noto Serif JP", serif;
}
.section-head h2 {
  margin: 0; font-family: "Noto Serif JP", serif; font-weight: 700;
  font-size: clamp(26px, 3.2vw, 36px);
  color: var(--c-brown); letter-spacing: .04em; line-height: 1.5;
}
.section-head p { color: var(--c-text); margin-top: 20px; font-size: 15.5px; }

/* === Features === */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.feature {
  background: var(--c-white); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform .25s, box-shadow .25s;
  display: flex; flex-direction: column;
}
.feature:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feature-photo { width: 100%; aspect-ratio: 5/3; object-fit: cover; }
.feature-body { padding: 28px 28px 32px; }
.feature-num {
  display: inline-block; font-family: "Noto Serif JP", serif; font-style: italic;
  color: var(--c-green); font-size: 14px; letter-spacing: .15em; margin-bottom: 10px;
}
.feature h3 {
  margin: 0 0 14px; font-family: "Noto Serif JP", serif; font-weight: 700;
  font-size: 20px; color: var(--c-brown); line-height: 1.5;
}
.feature p { margin: 0; color: var(--c-text); font-size: 14.5px; }

/* === News === */
.news-list { list-style: none; padding: 0; margin: 0 auto; max-width: 840px; }
.news-list li {
  display: grid; grid-template-columns: 110px 100px 1fr; gap: 24px; align-items: start;
  padding: 22px 4px; border-bottom: 1px dashed var(--c-border);
}
.news-date { color: var(--c-brown-soft); font-size: 14px; letter-spacing: .05em; font-family: "Noto Serif JP", serif; }
.news-tag {
  display: inline-block; text-align: center; padding: 4px 14px;
  border-radius: 4px; font-size: 12px; background: var(--c-cream-deep); color: var(--c-brown); font-weight: 500;
}
.news-tag.event { background: #d9e8c7; color: var(--c-green-deep); }
.news-tag.notice { background: #f7dac7; color: #a3531e; }

/* === Day timeline === */
.day-timeline { max-width: 760px; margin: 0 auto; position: relative; padding-left: 32px; }
.day-timeline::before {
  content: ""; position: absolute; left: 8px; top: 12px; bottom: 12px; width: 2px;
  background: linear-gradient(var(--c-green) 0%, var(--c-orange) 100%);
  opacity: .4;
}
.day-item {
  position: relative; padding: 16px 0 28px 36px;
}
.day-item::before {
  content: ""; position: absolute; left: -18px; top: 24px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--c-cream); border: 3px solid var(--c-green);
}
.day-time {
  display: inline-block;
  font-family: "Noto Serif JP", serif; color: var(--c-green-deep);
  font-size: 17px; font-weight: 700; letter-spacing: .05em;
  margin-right: 16px;
}
.day-item h4 {
  display: inline-block; margin: 0; font-size: 17px; color: var(--c-brown); font-weight: 600;
}
.day-item p { margin: 8px 0 0; color: var(--c-text); font-size: 14.5px; }

/* === CTA === */
.cta-band {
  background: var(--c-brown); color: var(--c-cream);
  padding: 64px 32px; border-radius: var(--radius);
  text-align: center; position: relative; overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; top: -40px; right: -40px;
  width: 240px; height: 240px; border-radius: 50%; background: rgba(111, 168, 79, .25);
}
.cta-band::after {
  content: ""; position: absolute; bottom: -60px; left: -60px;
  width: 200px; height: 200px; border-radius: 50%; background: rgba(228, 160, 74, .2);
}
.cta-band h2 {
  margin: 0 0 16px; font-family: "Noto Serif JP", serif; font-weight: 700;
  font-size: clamp(24px, 3vw, 32px); position: relative; letter-spacing: .04em;
}
.cta-band p { margin: 0 0 28px; opacity: .9; position: relative; }
.cta-band .btn-primary {
  background: var(--c-cream); color: var(--c-brown); position: relative;
}
.cta-band .btn-primary:hover { background: var(--c-orange); color: var(--c-cream); }

/* === Footer === */
.site-footer { background: #2A2118; color: #C8BFB0; padding: 64px 0 28px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 48px; }
.footer-grid h5 {
  margin: 0 0 18px; color: var(--c-cream); font-family: "Noto Serif JP", serif;
  font-size: 15px; letter-spacing: .08em; font-weight: 600;
}
.footer-grid a { color: #C8BFB0; }
.footer-grid a:hover { color: var(--c-cream); }
.footer-grid p, .footer-grid li { font-size: 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; line-height: 2.1; }
.copyright { text-align: center; padding-top: 36px; border-top: 1px solid rgba(255,255,255,.08); margin-top: 40px; color: #8A8174; font-size: 12px; letter-spacing: .08em; }

.demo-ribbon {
  position: fixed; bottom: 18px; right: 18px; z-index: 100;
  background: #B0431D; color: white; padding: 10px 18px; border-radius: 999px;
  font-size: 12px; box-shadow: var(--shadow-md); font-weight: 600; letter-spacing: .05em;
}

/* === Page header === */
.page-header {
  background: var(--c-cream-deep);
  padding: 72px 0 56px; position: relative;
  text-align: center;
}
.page-header h1 {
  margin: 0; color: var(--c-brown); font-family: "Noto Serif JP", serif;
  font-size: clamp(28px, 3.5vw, 38px); letter-spacing: .06em; font-weight: 700;
}
.page-header .breadcrumb { font-size: 13px; color: var(--c-brown-soft); margin-top: 12px; letter-spacing: .08em; }

/* === Info table === */
.info-table {
  width: 100%; border-collapse: collapse; background: var(--c-white);
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm);
}
.info-table th, .info-table td {
  padding: 20px 24px; text-align: left; border-bottom: 1px solid var(--c-border);
  font-size: 15px; vertical-align: top;
}
.info-table th {
  background: var(--c-cream-deep); width: 220px;
  color: var(--c-brown); font-weight: 600;
  font-family: "Noto Serif JP", serif; letter-spacing: .04em;
}
.info-table tr:last-child th, .info-table tr:last-child td { border-bottom: none; }

/* === Event grid === */
.event-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.event-card {
  background: var(--c-white); border-radius: var(--radius); padding: 28px 28px 28px 90px;
  position: relative; box-shadow: var(--shadow-sm); transition: transform .2s;
}
.event-card:hover { transform: translateY(-4px); }
.event-month {
  position: absolute; left: 22px; top: 28px;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--c-cream-deep); color: var(--c-brown);
  display: grid; place-items: center; font-weight: 700;
  font-family: "Noto Serif JP", serif; font-size: 16px; line-height: 1;
}
.event-card h4 {
  margin: 0 0 6px; color: var(--c-brown); font-family: "Noto Serif JP", serif;
  font-weight: 700; font-size: 17px;
}
.event-card p { margin: 0; color: var(--c-text); font-size: 14px; }

/* === Map placeholder === */
.map-placeholder {
  aspect-ratio: 16/8;
  background-image:
    linear-gradient(rgba(74, 56, 38, .25), rgba(74, 56, 38, .35)),
    url("https://images.unsplash.com/photo-1569163139394-de4798aa62b6?auto=format&fit=crop&w=1600&q=70");
  background-size: cover; background-position: center;
  border-radius: var(--radius);
  display: grid; place-items: center; color: var(--c-cream); font-weight: 600;
  font-family: "Noto Serif JP", serif; letter-spacing: .08em;
  box-shadow: var(--shadow-sm);
}

/* === Responsive === */
@media (max-width: 920px) {
  .hero { padding: 56px 0 80px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-photo-2 { width: 130px; height: 130px; bottom: -20px; left: -10px; border-width: 6px; }
  .feature-grid { grid-template-columns: 1fr; }
  .event-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .news-list li { grid-template-columns: 90px 80px 1fr; gap: 12px; font-size: 14px; padding: 18px 0; }
  .info-table th { width: 110px; font-size: 13px; padding: 14px 14px; }
  .info-table td { padding: 14px 14px; font-size: 14px; }
  .nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--c-cream); flex-direction: column; padding: 24px 28px;
    gap: 18px; border-bottom: 1px solid var(--c-border); box-shadow: var(--shadow-md);
    align-items: stretch;
  }
  .nav.open { display: flex; }
  .nav a.cta { text-align: center; }
  .nav-toggle { display: inline-flex; }
  section { padding: 56px 0; }
}