/* ============================================================
   西方水かけ祭り 公式HP — style.css
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;700;900&family=Cormorant+Garamond:ital,wght@0,400;0,600;1,400;1,600&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  --black:      #08090d;
  --dark-navy:  #0e1f3d;
  --navy:       #1a3a6b;
  --water:      #3a7bd5;
  --water-light:#5a9ae0;
  --gold:       #c8a455;
  --gold-light: #e8c878;
  --white:      #f2ede4;
  --white-sub:  rgba(242,237,228,0.65);
  --crimson:    #8b1a1a;
  --font-ja:    'Noto Serif JP', serif;
  --font-en:    'Cormorant Garamond', serif;
  --transition: 0.4s cubic-bezier(0.25,0.8,0.25,1);
  --radius:     4px;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-ja);
  line-height: 1.8;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ---------- Utility ---------- */
.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}

.section { padding: 100px 0; }
.section-label {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.8rem;
  letter-spacing: 0.35em;
  color: var(--gold);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1.3;
  color: var(--white);
}
.section-title .gold { color: var(--gold); }

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* ---------- Navigation ---------- */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: background var(--transition), padding var(--transition), backdrop-filter var(--transition);
}
#navbar.scrolled {
  background: rgba(8,9,13,0.92);
  backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid rgba(200,164,85,0.2);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  cursor: pointer;
}
.nav-logo-ja {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.1em;
  line-height: 1;
}
.nav-logo-en {
  font-family: var(--font-en);
  font-size: 0.62rem;
  letter-spacing: 0.28em;
  color: var(--white-sub);
  text-transform: uppercase;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  color: var(--white-sub);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--gold); }
.nav-links a:hover::after { width: 100%; }
.nav-sns a {
  color: var(--white-sub);
  transition: color var(--transition);
}
.nav-sns a:hover { color: var(--gold); }
.nav-sns svg { width: 20px; height: 20px; }
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* ---------- Mobile Menu ---------- */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,9,13,0.97);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--white-sub);
  transition: color var(--transition);
}
.mobile-menu a:hover { color: var(--gold); }
.mobile-menu-close {
  position: absolute;
  top: 24px; right: 24px;
  font-size: 2rem;
  color: var(--white-sub);
  cursor: pointer;
  background: none;
  border: none;
  color: var(--white);
  line-height: 1;
}

/* ============================================================
   HERO
   ============================================================ */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--black);
}

/* 青海波パターン背景 */
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 120%, rgba(26,58,107,0.5) 0%, transparent 65%),
    radial-gradient(ellipse at 100% 0%, rgba(58,123,213,0.15) 0%, transparent 50%),
    var(--black);
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 0 100%, transparent 38px, rgba(58,123,213,0.07) 39px, transparent 40px),
    radial-gradient(circle at 100% 100%, transparent 38px, rgba(58,123,213,0.07) 39px, transparent 40px);
  background-size: 80px 40px;
  opacity: 0.5;
}

/* 波紋アニメーション */
.ripple-container {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.ripple {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(58,123,213,0.35);
  animation: rippleOut 6s ease-out infinite;
  transform: translate(-50%, -50%) scale(0);
}
.ripple:nth-child(1) { width: 200px; height: 200px; left: 50%; top: 60%; animation-delay: 0s; }
.ripple:nth-child(2) { width: 400px; height: 400px; left: 30%; top: 70%; animation-delay: 1.5s; }
.ripple:nth-child(3) { width: 300px; height: 300px; left: 70%; top: 55%; animation-delay: 3s; }
.ripple:nth-child(4) { width: 150px; height: 150px; left: 20%; top: 40%; animation-delay: 4.5s; }
.ripple:nth-child(5) { width: 500px; height: 500px; left: 60%; top: 80%; animation-delay: 2s; }

@keyframes rippleOut {
  0%   { transform: translate(-50%,-50%) scale(0); opacity: 0.8; }
  100% { transform: translate(-50%,-50%) scale(3); opacity: 0; }
}

/* 縦線装飾 */
.hero-vline {
  position: absolute;
  width: 1px;
  background: linear-gradient(to bottom, transparent, rgba(200,164,85,0.4), transparent);
  animation: vlineFade 3s ease-in-out infinite alternate;
}
.hero-vline:nth-child(1) { height: 40%; left: 12%; top: 30%; animation-delay: 0s; }
.hero-vline:nth-child(2) { height: 60%; right: 12%; top: 20%; animation-delay: 1s; }

@keyframes vlineFade {
  0%   { opacity: 0.3; }
  100% { opacity: 0.8; }
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 0 20px;
}
.hero-year {
  font-family: var(--font-en);
  font-style: italic;
  font-size: clamp(0.7rem, 1.5vw, 0.9rem);
  letter-spacing: 0.4em;
  color: var(--gold);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 1s 0.3s ease forwards;
}
.hero-title-main {
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: 900;
  line-height: 1.1;
  background: linear-gradient(135deg, var(--white) 0%, var(--gold-light) 50%, var(--white) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.4rem;
  opacity: 0;
  animation: fadeUp 1s 0.5s ease forwards;
  letter-spacing: 0.08em;
}
.hero-title-sub {
  font-family: var(--font-en);
  font-style: italic;
  font-size: clamp(0.85rem, 2vw, 1.1rem);
  letter-spacing: 0.5em;
  color: var(--white-sub);
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp 1s 0.7s ease forwards;
  text-transform: uppercase;
}
.hero-divider {
  width: 60px;
  height: 1px;
  background: var(--gold);
  margin: 0 auto 2rem;
  opacity: 0;
  animation: fadeUp 1s 0.9s ease forwards;
}
.hero-copy {
  font-size: clamp(0.85rem, 2vw, 1rem);
  color: var(--white-sub);
  line-height: 2;
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp 1s 1.1s ease forwards;
}
.hero-copy .em {
  color: var(--gold-light);
  font-weight: 700;
}
.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 1s 1.3s ease forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-ja);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  border-radius: var(--radius);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}
.btn:hover::before { transform: scaleX(1); }

.btn-primary {
  background: var(--gold);
  color: var(--black);
}
.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,164,85,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(200,164,85,0.5);
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}
.btn-water {
  background: var(--water);
  color: var(--white);
}
.btn-water:hover {
  background: var(--water-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(58,123,213,0.4);
}

/* スクロール矢印 */
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeIn 1s 2s ease forwards;
}
.hero-scroll span {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  color: var(--white-sub);
}
.scroll-arrow {
  width: 20px; height: 20px;
  border-right: 1px solid var(--gold);
  border-bottom: 1px solid var(--gold);
  transform: rotate(45deg);
  animation: bounce 1.5s ease infinite;
}
@keyframes bounce {
  0%,100% { transform: rotate(45deg) translateY(0); }
  50%      { transform: rotate(45deg) translateY(4px); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  to { opacity: 1; }
}

/* ============================================================
   NEWS
   ============================================================ */
#news {
  background: #0d0f15;
  border-top: 1px solid rgba(200,164,85,0.15);
  border-bottom: 1px solid rgba(200,164,85,0.15);
}
.news-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 32px;
}
.news-more {
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--gold);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: opacity var(--transition);
}
.news-more:hover { opacity: 0.7; }
.news-list { display: flex; flex-direction: column; gap: 0; }
.news-item {
  display: grid;
  grid-template-columns: 100px 90px 1fr;
  align-items: center;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: background var(--transition), padding-left var(--transition);
}
.news-item:hover {
  background: rgba(200,164,85,0.04);
  padding-left: 12px;
}
.news-date {
  font-family: var(--font-en);
  font-size: 0.82rem;
  color: var(--white-sub);
  letter-spacing: 0.05em;
}
.news-badge {
  display: inline-block;
  padding: 2px 10px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  border-radius: 2px;
  font-weight: 700;
  text-align: center;
}
.badge-event  { background: rgba(200,164,85,0.2); color: var(--gold); }
.badge-info   { background: rgba(58,123,213,0.2); color: var(--water-light); }
.badge-media  { background: rgba(139,26,26,0.2); color: #e06060; }
.news-title   { font-size: 0.9rem; color: var(--white-sub); }
.news-item:hover .news-title { color: var(--white); }

/* ============================================================
   ABOUT
   ============================================================ */
#about { background: var(--black); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-text-block { }
.about-lead {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--white);
  line-height: 2.2;
  margin: 28px 0;
}
.about-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid var(--gold);
  border-radius: 2px;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 24px;
}

.about-keys {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 32px;
}
.key-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 24px;
  background: rgba(26,58,107,0.25);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
  transition: background var(--transition), transform var(--transition);
}
.key-card:hover {
  background: rgba(26,58,107,0.45);
  transform: translateX(4px);
}
.key-icon {
  font-size: 1.8rem;
  line-height: 1;
  flex-shrink: 0;
}
.key-label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 4px;
}
.key-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.key-desc {
  font-size: 0.82rem;
  color: var(--white-sub);
  line-height: 1.7;
}

/* 右側装飾パネル */
.about-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 480px;
}
.about-water-kanji {
  font-size: clamp(10rem, 18vw, 16rem);
  font-weight: 900;
  color: rgba(26,58,107,0.4);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  user-select: none;
}
.about-facts {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  width: 100%;
}
.fact-box {
  background: rgba(14,31,61,0.8);
  border: 1px solid rgba(200,164,85,0.2);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.fact-box:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}
.fact-number {
  font-family: var(--font-en);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}
.fact-number sup {
  font-size: 1rem;
  vertical-align: super;
}
.fact-label {
  font-size: 0.78rem;
  color: var(--white-sub);
  letter-spacing: 0.1em;
}

/* ============================================================
   HISTORY
   ============================================================ */
#history {
  background: var(--dark-navy);
  position: relative;
  overflow: hidden;
}
/* 青海波背景 */
#history::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 0 100%, transparent 38px, rgba(58,123,213,0.05) 39px, transparent 40px),
    radial-gradient(circle at 100% 100%, transparent 38px, rgba(58,123,213,0.05) 39px, transparent 40px);
  background-size: 80px 40px;
  pointer-events: none;
}
.history-header { text-align: center; margin-bottom: 72px; }
.timeline { position: relative; max-width: 700px; margin: 0 auto; }
.timeline::before {
  content: '';
  position: absolute;
  left: 32px;
  top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--gold), transparent);
}
.timeline-item {
  display: flex;
  gap: 32px;
  margin-bottom: 56px;
  position: relative;
}
.timeline-dot {
  flex-shrink: 0;
  width: 64px;
  display: flex;
  align-items: flex-start;
  padding-top: 4px;
  position: relative;
  z-index: 1;
}
.timeline-dot-inner {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gold);
  margin: 0 auto;
  box-shadow: 0 0 0 4px rgba(200,164,85,0.2);
  transition: box-shadow var(--transition);
}
.timeline-item:hover .timeline-dot-inner {
  box-shadow: 0 0 0 8px rgba(200,164,85,0.2);
}
.timeline-body { flex: 1; }
.timeline-era {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  color: var(--gold);
  letter-spacing: 0.25em;
  margin-bottom: 6px;
}
.timeline-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.timeline-desc {
  font-size: 0.88rem;
  color: var(--white-sub);
  line-height: 1.9;
}

/* ============================================================
   FESTIVAL FLOW
   ============================================================ */
#flow { background: var(--black); }
.flow-header { text-align: center; margin-bottom: 64px; }
.flow-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  position: relative;
}
.flow-steps::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(200,164,85,0.4), transparent);
}
.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 16px;
  position: relative;
}
.flow-num {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--dark-navy);
  border: 1px solid rgba(200,164,85,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.flow-step:hover .flow-num {
  background: var(--navy);
  border-color: var(--gold);
  transform: scale(1.08);
}
.flow-num-text {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}
.flow-num-icon { font-size: 1.4rem; }
.flow-step-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}
.flow-step-desc {
  font-size: 0.78rem;
  color: var(--white-sub);
  line-height: 1.8;
}

/* ============================================================
   GALLERY / SNS
   ============================================================ */
#gallery {
  background: #0a0c11;
  text-align: center;
}
.gallery-header { margin-bottom: 48px; }
.gallery-sns-card {
  max-width: 560px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(14,31,61,0.8) 0%, rgba(26,58,107,0.4) 100%);
  border: 1px solid rgba(200,164,85,0.2);
  border-radius: 8px;
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  transition: border-color var(--transition), transform var(--transition);
}
.gallery-sns-card:hover {
  border-color: rgba(200,164,85,0.5);
  transform: translateY(-4px);
}
.gallery-sns-icon svg {
  width: 52px; height: 52px;
  color: var(--gold);
}
.gallery-sns-handle {
  font-family: var(--font-en);
  font-size: 1.3rem;
  color: var(--white);
  letter-spacing: 0.08em;
}
.gallery-sns-desc {
  font-size: 0.88rem;
  color: var(--white-sub);
  line-height: 1.9;
}
.gallery-sns-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: linear-gradient(135deg, #833ab4 0%, #fd1d1d 50%, #fcb045 100%);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 50px;
  transition: opacity var(--transition), transform var(--transition);
}
.gallery-sns-btn:hover { opacity: 0.85; transform: translateY(-2px); }

/* ============================================================
   DONATE / SUPPORT
   ============================================================ */
#support {
  background: var(--dark-navy);
  position: relative;
  overflow: hidden;
}
#support::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 200px;
  background: linear-gradient(to top, rgba(8,9,13,0.6), transparent);
  pointer-events: none;
}
.support-header { text-align: center; margin-bottom: 64px; }
.support-copy {
  font-family: var(--font-en);
  font-style: italic;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--gold-light);
  margin-top: 12px;
  letter-spacing: 0.05em;
}
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 56px;
}
.support-card {
  background: rgba(8,9,13,0.5);
  border: 1px solid rgba(200,164,85,0.15);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}
.support-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}
.support-icon { font-size: 2.5rem; margin-bottom: 16px; }
.support-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.support-card-desc {
  font-size: 0.82rem;
  color: var(--white-sub);
  line-height: 1.8;
}
.support-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  position: relative;
  z-index: 1;
}
.support-methods {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}
.support-method {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 28px;
  background: rgba(14,31,61,0.6);
  border: 1px solid rgba(200,164,85,0.2);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
}
.support-method:hover {
  border-color: var(--gold);
  background: rgba(26,58,107,0.4);
  transform: translateY(-2px);
}
.support-method-icon { font-size: 1.8rem; }
.support-method-label {
  font-size: 0.78rem;
  color: var(--white-sub);
  letter-spacing: 0.1em;
}
.support-note {
  font-size: 0.8rem;
  color: var(--white-sub);
  text-align: center;
  line-height: 1.9;
}

/* 支援者リスト */
.supporters-section { margin-top: 64px; text-align: center; }
.supporters-title {
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  margin-bottom: 24px;
  text-transform: uppercase;
}
.supporters-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.supporter-badge {
  padding: 6px 16px;
  border: 1px solid rgba(200,164,85,0.25);
  border-radius: 2px;
  font-size: 0.78rem;
  color: var(--white-sub);
  letter-spacing: 0.05em;
}

/* ============================================================
   ACCESS
   ============================================================ */
#access { background: var(--black); }
.access-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.access-info { }
.access-event-date {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: rgba(200,164,85,0.12);
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  margin-bottom: 32px;
}
.access-event-date .date-label {
  font-size: 0.72rem;
  color: var(--gold);
  letter-spacing: 0.2em;
}
.access-event-date .date-val {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}
.access-list { list-style: none; display: flex; flex-direction: column; gap: 20px; margin: 0 0 32px; }
.access-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.access-list-icon {
  width: 36px; height: 36px;
  background: rgba(26,58,107,0.5);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.access-list-text { }
.access-list-label {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin-bottom: 4px;
  text-transform: uppercase;
}
.access-list-val {
  font-size: 0.9rem;
  color: var(--white);
  line-height: 1.7;
}
.access-note {
  font-size: 0.8rem;
  color: var(--white-sub);
  padding: 14px 18px;
  background: rgba(139,26,26,0.12);
  border-left: 3px solid var(--crimson);
  border-radius: 0 var(--radius) var(--radius) 0;
  line-height: 1.8;
}
.map-wrap {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(200,164,85,0.2);
}
.map-wrap iframe {
  width: 100%;
  height: 380px;
  filter: grayscale(20%) brightness(0.85);
}

/* ============================================================
   CONTACT
   ============================================================ */
#contact {
  background: #0d0f15;
  border-top: 1px solid rgba(200,164,85,0.12);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-block-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 20px;
  letter-spacing: 0.1em;
}
.contact-detail-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.contact-detail-list li { font-size: 0.88rem; color: var(--white-sub); line-height: 1.7; }
.contact-detail-list strong { color: var(--white); }
.contact-sns-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: rgba(14,31,61,0.6);
  border: 1px solid rgba(200,164,85,0.2);
  border-radius: var(--radius);
  margin-top: 16px;
  transition: all var(--transition);
}
.contact-sns-cta:hover {
  border-color: var(--gold);
  background: rgba(26,58,107,0.4);
}
.contact-sns-cta svg { width: 28px; height: 28px; color: var(--gold); flex-shrink: 0; }
.contact-sns-text { }
.contact-sns-handle { font-size: 1rem; font-weight: 700; color: var(--white); }
.contact-sns-note { font-size: 0.78rem; color: var(--white-sub); }

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--black);
  border-top: 1px solid rgba(200,164,85,0.15);
  padding: 48px 0 32px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}
.footer-logo-ja {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--gold);
  letter-spacing: 0.1em;
}
.footer-logo-en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.35em;
  color: var(--white-sub);
  text-transform: uppercase;
}
.footer-divider {
  width: 40px; height: 1px;
  background: rgba(200,164,85,0.4);
}
.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a {
  font-size: 0.78rem;
  color: var(--white-sub);
  letter-spacing: 0.1em;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--gold); }
.footer-copy {
  font-size: 0.72rem;
  color: rgba(242,237,228,0.3);
  letter-spacing: 0.1em;
}

/* ============================================================
   SECTION DECORATION
   ============================================================ */
.gold-line {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
}
.gold-line::before, .gold-line::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(200,164,85,0.4));
}
.gold-line::before { background: linear-gradient(to right, transparent, rgba(200,164,85,0.4)); }
.gold-line::after  { background: linear-gradient(to left, transparent, rgba(200,164,85,0.4)); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .about-grid    { grid-template-columns: 1fr; gap: 48px; }
  .about-visual  { height: 280px; }
  .access-grid   { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid  { grid-template-columns: 1fr; gap: 40px; }
  .flow-steps {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .flow-steps::before { display: none; }
  .flow-step { flex-direction: row; text-align: left; align-items: flex-start; }
  .flow-num { flex-shrink: 0; margin-bottom: 0; margin-right: 0; }
  .support-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .nav-links { display: none; }
  .nav-sns   { display: none; }
  .nav-burger { display: flex; }
  .news-item { grid-template-columns: 80px 1fr; grid-template-rows: auto auto; gap: 8px; }
  .news-badge { grid-column: 2; }
  .news-title { grid-column: 1 / -1; }
  .about-facts { grid-template-columns: 1fr 1fr; }
  .map-wrap iframe { height: 280px; }
}

@media (max-width: 480px) {
  .hero-btns { flex-direction: column; align-items: center; }
  .about-facts { grid-template-columns: 1fr; }
  .support-methods { flex-direction: column; align-items: center; }
}