@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;600;700&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

/* ============================================================
   Custom Properties
============================================================ */
:root {
  --bg:           #faf8f4;
  --bg2:          #f0ebe1;
  --card-bg:      #ffffff;
  --card-hover:   #f8f5f0;
  --gold:         #c8890e;
  --gold-lt:      #e0a020;
  --gold-dk:      #9a6010;
  --gold-glow:    rgba(200,137,14,0.10);
  --orange:       #d45518;
  --text:         #1a1520;
  --text2:        #5a4e40;
  --text3:        #8a7a6a;
  --border:       rgba(200,137,14,0.30);
  --border2:      rgba(0,0,0,0.09);
  --r:            12px;
  --r-lg:         20px;
  --max-w:        1080px;
  --nav-h:        64px;
}

/* ============================================================
   Reset / Base
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  line-height: 1.85;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--gold); text-decoration: none; transition: color 0.25s; }
a:hover { color: var(--gold-dk); }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 3px; }

/* ============================================================
   Reveal Animation
============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   Header
============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 200;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0,0,0,0.08);
  box-shadow: 0 1px 12px rgba(0,0,0,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 60px);
}

.site-logo {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--gold);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  gap: 0;
  list-style: none;
}

.site-nav a {
  display: block;
  padding: 6px 14px;
  font-size: 0.82rem;
  color: #5a4e40;
  letter-spacing: 0.04em;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.site-nav a:hover { color: var(--gold); background: rgba(200,137,14,0.08); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: #1a1520;
  border-radius: 2px;
  transition: all 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ============================================================
   Hero — ここだけ変数を暗い値に上書き
============================================================ */
.hero {
  --gold:   #f0a830;
  --gold-lt: #ffd06a;
  --text2:  rgba(255,255,255,0.72);
  --text3:  rgba(255,255,255,0.38);
  --border: rgba(240,168,48,0.40);
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: url('https://ise-lantern.com/wordpress/wp-content/uploads/2024/08/HP用.jpg') center/cover no-repeat;
  filter: brightness(0.55) saturate(1.1);
  transform: scale(1.04);
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.10) 20%, rgba(0,0,0,0.35) 65%, #faf8f4 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding: calc(var(--nav-h) + 40px) 24px 80px;
}

.hero-eyebrow {
  display: inline-block;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  padding: 5px 20px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero h1 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  font-weight: 700;
  line-height: 1.25;
  color: #fff;
  margin-bottom: 28px;
  text-shadow: 0 0 60px rgba(240,168,48,0.35), 0 2px 20px rgba(0,0,0,0.6);
}

.hero-desc {
  font-size: 1rem;
  color: var(--text2);
  max-width: 520px;
  margin: 0 auto 48px;
  line-height: 1.9;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.hero-meta-card {
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 14px 24px;
  min-width: 140px;
}

.hero-meta-card .label {
  display: block;
  font-size: 0.65rem;
  color: var(--gold);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.hero-meta-card .value {
  font-size: 0.92rem;
  font-weight: 500;
  color: #fff;
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text3);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
}

.hero-scroll::after {
  content: '';
  display: block;
  width: 1px; height: 40px;
  background: linear-gradient(var(--gold), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%  { opacity: 1; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: top; }
}

/* ============================================================
   Section Wrapper
============================================================ */
.section {
  padding: 88px clamp(20px, 7vw, 60px);
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-header { margin-bottom: 52px; }

.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.5rem, 3.5vw, 2.1rem);
  font-weight: 700;
  position: relative;
  padding-bottom: 18px;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 44px; height: 2px;
  background: linear-gradient(90deg, var(--gold), transparent);
}

/* Full-width dark band sections */
.section-band {
  background: var(--bg2);
  border-top: 1px solid var(--border2);
  border-bottom: 1px solid var(--border2);
}
.section-band .section { max-width: var(--max-w); }

/* ============================================================
   About Section
============================================================ */
.about-text {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text2);
  max-width: 680px;
}

/* ============================================================
   Steps — 楽しみ方
============================================================ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 24px;
}

.step-card {
  background: var(--card-bg);
  border: 1px solid var(--border2);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.step-card:hover {
  border-color: var(--border);
  transform: translateY(-6px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.10), 0 0 0 1px var(--border);
}

.step-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.step-card-body { padding: 28px 28px 32px; }

.step-num {
  font-size: 0.68rem;
  color: var(--gold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.step-card-body p { font-size: 0.93rem; color: var(--text2); }

.steps-note {
  margin-top: 28px;
  padding: 18px 24px;
  background: var(--card-bg);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--r) var(--r) 0;
  font-size: 0.9rem;
  color: var(--text2);
}

/* ============================================================
   Flow — 入場方法
============================================================ */
.flow-list {
  list-style: none;
  position: relative;
  padding-left: 60px;
}

.flow-list::before {
  content: '';
  position: absolute;
  left: 21px; top: 22px; bottom: 22px;
  width: 1px;
  background: linear-gradient(var(--border), transparent);
}

.flow-item {
  position: relative;
  padding-bottom: 36px;
}
.flow-item:last-child { padding-bottom: 0; }

.flow-num {
  position: absolute;
  left: -60px; top: 0;
  width: 44px; height: 44px;
  background: #fff;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gold);
}

.flow-text {
  font-size: 0.93rem;
  color: var(--text2);
  padding-top: 10px;
  line-height: 1.85;
}

/* ============================================================
   Map / Parking
============================================================ */
.map-wrap {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border2);
}

.map-wrap img { width: 100%; }

.map-note {
  margin-top: 12px;
  font-size: 0.83rem;
  color: var(--text3);
}

/* ============================================================
   Two-Column Sections (map + parking side by side on desktop)
============================================================ */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

/* ============================================================
   Location Cards — 購入スポット
============================================================ */
.location-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.location-card {
  background: var(--card-bg);
  border: 1px solid var(--border2);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color 0.3s;
}
.location-card:hover { border-color: var(--border); }

.location-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.location-card-body { padding: 26px; }

.location-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
}

.location-note {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--orange);
  border: 1px solid rgba(232,107,42,0.4);
  border-radius: 4px;
  padding: 2px 8px;
  margin-bottom: 12px;
}

.location-info {
  font-size: 0.86rem;
  color: var(--text2);
  line-height: 2;
}

.location-info strong {
  display: inline-block;
  width: 3.5em;
  color: var(--text);
  font-weight: 500;
}

.location-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ============================================================
   Buttons
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 0.83rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: all 0.22s;
  cursor: pointer;
  border: none;
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--gold);
  background: transparent;
}
.btn-outline:hover { background: var(--gold-glow); border-color: var(--gold); color: var(--gold-lt); }

.btn-primary {
  background: var(--gold);
  color: #07071a;
  font-weight: 700;
}
.btn-primary:hover { background: var(--gold-lt); color: #07071a; }

/* ============================================================
   Ticket Section
============================================================ */
.ticket-card {
  background: var(--card-bg);
  border: 1px solid var(--border2);
  border-radius: var(--r-lg);
  padding: 44px;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 48px;
  align-items: start;
}

.ticket-price-block { text-align: center; }

.ticket-price {
  font-family: 'Noto Serif JP', serif;
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.ticket-price-unit { font-size: 1.1rem; color: var(--text2); }

.ticket-price-label {
  font-size: 0.72rem;
  color: var(--text3);
  margin-top: 6px;
  letter-spacing: 0.08em;
}

.ticket-items {
  margin: 24px 0 18px;
}

.ticket-desc { font-size: 0.92rem; color: var(--text2); line-height: 1.9; }

.ticket-note {
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--gold);
}

/* ============================================================
   Payment Table
============================================================ */
.payment-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border2);
}

.payment-table th {
  text-align: left;
  padding: 14px 22px;
  background: rgba(200,137,14,0.07);
  color: var(--gold);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border2);
  white-space: nowrap;
}

.payment-table td {
  padding: 14px 22px;
  color: var(--text2);
  border-bottom: 1px solid var(--border2);
  vertical-align: middle;
  line-height: 1.7;
}
.payment-table tr:last-child td { border-bottom: none; }

/* ============================================================
   Registration Closed
============================================================ */
.form-closed {
  background: var(--card-bg);
  border: 1px solid var(--border2);
  border-radius: var(--r-lg);
  padding: 48px 40px;
  text-align: center;
}

.closed-badge {
  display: inline-block;
  background: rgba(0,0,0,0.05);
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 100px;
  padding: 6px 22px;
  font-size: 0.78rem;
  color: var(--text2);
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.form-closed-desc {
  font-size: 0.95rem;
  color: var(--text2);
  line-height: 2;
}

.form-notes {
  list-style: none;
  margin-top: 24px;
  text-align: left;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.form-notes li {
  font-size: 0.85rem;
  color: var(--text3);
  padding: 8px 0;
  border-top: 1px solid var(--border2);
  padding-left: 1em;
  text-indent: -1em;
}
.form-notes li:first-child { border-top: none; }

/* ============================================================
   Footer
============================================================ */
.site-footer {
  border-top: 1px solid var(--border2);
  padding: 44px clamp(20px, 7vw, 60px);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo-block .footer-logo {
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--gold);
}

.footer-logo-block p {
  font-size: 0.78rem;
  color: var(--text3);
  margin-top: 6px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  list-style: none;
}

.footer-links a {
  font-size: 0.82rem;
  color: var(--text2);
}
.footer-links a:hover { color: var(--gold); }

.footer-copy {
  width: 100%;
  text-align: center;
  font-size: 0.73rem;
  color: var(--text3);
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--border2);
}

/* ============================================================
   Return Page Specifics
============================================================ */
.return-card {
  background: var(--card-bg);
  border: 1px solid var(--border2);
  border-radius: var(--r-lg);
  padding: 56px 48px;
  text-align: center;
  margin-top: 32px;
}

.return-card .icon {
  font-size: 3rem;
  margin-bottom: 20px;
}

.return-card h2 {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.return-card p { font-size: 0.95rem; color: var(--text2); }

/* ============================================================
   Responsive
============================================================ */
@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; }
  .ticket-card { grid-template-columns: 1fr; gap: 28px; padding: 28px; }
  .ticket-items { flex-wrap: wrap; }
}

@media (max-width: 680px) {
  .site-nav { display: none; flex-direction: column; gap: 0; position: fixed; top: var(--nav-h); left: 0; right: 0; background: rgba(255,255,255,0.97); border-bottom: 1px solid rgba(0,0,0,0.08); box-shadow: 0 4px 16px rgba(0,0,0,0.08); padding: 12px 0; z-index: 199; }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 14px 28px; border-radius: 0; font-size: 0.9rem; }
  .nav-toggle { display: flex; }
  .hero-meta { flex-direction: column; align-items: center; }
  .hero-meta-card { width: 100%; max-width: 280px; }
  .flow-list { padding-left: 50px; }
  .flow-list::before { left: 17px; }
  .flow-num { left: -50px; }
  .return-card { padding: 36px 24px; }
  .payment-table th,
  .payment-table td { padding: 12px 14px; }
}

@media (max-width: 400px) {
  .steps-grid { grid-template-columns: 1fr; }
  .location-grid { grid-template-columns: 1fr; }
}