/* ===========================
   リセット・ベース
=========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary: #c8000a;
  --color-primary-dark: #8b0007;
  --color-gold: #c9900c;
  --color-gold-light: #f0c830;
  --color-gold-dim: rgba(201,144,12,.35);
  --color-dark: #0d0b08;
  --color-card: #1c1710;
  --color-card-alt: #221c10;
  --color-text: #f0ece0;
  --color-text-muted: rgba(240,236,224,.55);
  --color-border: rgba(201,144,12,.3);
  --font-base: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", sans-serif;
  --radius: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,.6);
  --transition: .25s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-dark);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ===========================
   ヘッダー
=========================== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10,7,3,.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-gold);
}
.header-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px;
}
.header-logo { text-decoration: none; }
.header-logo img { height: 56px; width: auto; }
.header-logo span { color: var(--color-gold-light); font-weight: 900; font-size: .95rem; }

.header-nav ul { display: flex; gap: 24px; }
.header-nav a {
  color: rgba(240,236,224,.85); font-size: .88rem; font-weight: 600;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
.header-nav a:hover { color: var(--color-gold-light); border-bottom-color: var(--color-gold-light); }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span { display: block; width: 26px; height: 2px; background: var(--color-gold-light); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.sp-menu { background: rgba(10,7,3,.98); border-top: 1px solid var(--color-border); }
.sp-menu[hidden] { display: none; }
.sp-menu ul { padding: 8px 0 16px; }
.sp-menu li a {
  display: block; padding: 14px 24px;
  color: var(--color-text); font-size: 1rem; font-weight: 600;
  border-bottom: 1px solid rgba(201,144,12,.1);
}
.sp-menu li a:active { background: rgba(201,144,12,.08); }

/* ===========================
   ヒーロー
=========================== */
.hero { line-height: 0; }
.hero picture { display: block; }
.hero-img { width: 100%; height: auto; display: block; margin-top: 60px; }

.hero-info {
  position: relative;
  background: linear-gradient(180deg, #1f0d00 0%, #120e08 60%, #0d0b08 100%);
  padding: 28px 20px 36px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}
/* 金粉・光の装飾 */
.hero-info::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 0%, rgba(201,144,12,.22) 0%, transparent 65%),
    radial-gradient(ellipse 30% 25% at 50% 50%, rgba(201,144,12,.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 20% 80%, rgba(200,0,10,.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 80%, rgba(200,0,10,.07) 0%, transparent 60%);
  pointer-events: none;
}
/* 横ライン装飾 */
.hero-info-line {
  position: absolute; left: 0; right: 0; top: 0; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(201,144,12,.8) 30%, var(--color-gold-light) 50%, rgba(201,144,12,.8) 70%, transparent);
}

.hero-date { margin-bottom: 20px; position: relative; z-index: 1; }
.hero-date-year { color: var(--color-gold-light); font-size: .9rem; font-weight: 700; display: block; letter-spacing: .2em; }
.hero-date-main { display: flex; align-items: baseline; justify-content: center; gap: 8px; margin: 6px 0; }
.date-num { color: #fff; font-size: clamp(2rem, 9vw, 3.6rem); font-weight: 900; line-height: 1; text-shadow: 0 0 30px rgba(201,144,12,.4); }
.date-day { color: var(--color-gold-light); font-size: .85rem; font-weight: 700; }
.date-arrow { color: var(--color-gold); font-size: 1.2rem; }
.hero-date-time { color: var(--color-text-muted); font-size: .82rem; margin-top: 8px; }

.hero-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; position: relative; z-index: 1; }
.tag {
  border: 1px solid rgba(201,144,12,.6);
  color: var(--color-gold-light);
  font-size: .82rem; font-weight: 700;
  padding: 6px 18px; border-radius: 20px;
  letter-spacing: .05em;
  background: rgba(201,144,12,.06);
  backdrop-filter: blur(4px);
}

/* ===========================
   セクション共通
=========================== */
.section { padding: 64px 0; }
.container { max-width: 1060px; margin: 0 auto; padding: 0 20px; }

.section-title { text-align: center; margin-bottom: 36px; display: flex; flex-direction: column; align-items: center; gap: 6px; }
.section-title-en {
  font-size: .72rem; font-weight: 800; letter-spacing: .25em;
  color: var(--color-gold); text-transform: uppercase;
}
.section-title-ja {
  font-size: clamp(1.5rem, 5vw, 2rem); font-weight: 900; color: #fff;
  position: relative; padding-bottom: 18px;
}
.section-title-ja::after {
  content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
  border-radius: 2px;
}
.section-lead { text-align: center; margin-bottom: 32px; font-size: .95rem; line-height: 1.8; color: var(--color-text-muted); }

/* ===========================
   開催概要
=========================== */
.about {
  background:
    radial-gradient(ellipse at 15% 40%, rgba(200,0,10,.09) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 15%, rgba(201,144,12,.09) 0%, transparent 55%),
    linear-gradient(160deg, #16120a 0%, #0d0b08 50%, #100e0a 100%);
}
.about-grid { display: grid; grid-template-columns: 1fr; gap: 32px; }
@media (min-width: 768px) { .about-grid { grid-template-columns: 1fr 1fr; } }

.about-table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(201,144,12,.35);
  border-radius: var(--radius);
  background: rgba(20,15,8,.7);
  /* 金の上辺ライン */
  box-shadow: inset 0 2px 0 rgba(201,144,12,.5), 0 4px 24px rgba(0,0,0,.5);
}
.about-table { width: 100%; border-collapse: collapse; }
.about-table th, .about-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(201,144,12,.12);
  vertical-align: top; font-size: .9rem; line-height: 1.8;
  color: var(--color-text);
}
.about-table tr:last-child th,
.about-table tr:last-child td { border-bottom: none; }
.about-table th {
  width: 90px; font-weight: 800; color: var(--color-gold);
  white-space: nowrap; font-size: .8rem; letter-spacing: .06em;
  background: rgba(201,144,12,.07);
}
/* 日時・会場などの強調値 */
.about-table td strong {
  color: #fff; font-size: 1.05rem; font-weight: 900;
}
.about-table td .accent {
  color: var(--color-primary); font-weight: 800;
}
.about-table small { color: var(--color-text-muted); font-size: .78rem; display: block; margin-top: 3px; }

.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.feature-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 20px 14px;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition);
  position: relative; overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
}
.feature-card:hover { transform: translateY(-3px); border-color: rgba(201,144,12,.6); }
.feature-icon { width: 36px; height: 36px; margin: 0 auto 10px; color: var(--color-gold); }
.feature-icon svg { width: 100%; height: 100%; }
.feature-card h3 { font-size: .88rem; font-weight: 800; margin-bottom: 6px; color: #fff; }
.feature-card p { font-size: .76rem; color: var(--color-text-muted); line-height: 1.6; }

/* ===========================
   出店情報
=========================== */
.shops {
  background:
    radial-gradient(ellipse at 75% 85%, rgba(200,0,10,.04) 0%, transparent 45%),
    radial-gradient(ellipse at 10% 20%, rgba(201,144,12,.04) 0%, transparent 45%),
    linear-gradient(175deg, #0a0900 0%, #111009 50%, #0d0b08 100%);
}

.filter-tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 28px; }
.filter-btn {
  padding: 8px 20px; border-radius: 20px; font-size: .82rem; font-weight: 700;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: rgba(201,144,12,.05);
  transition: all var(--transition); min-height: 40px;
  letter-spacing: .04em;
}
.filter-btn.active, .filter-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* カルーセル */
.shops-carousel-wrap { position: relative; overflow: hidden; padding-bottom: 0; }
/* PC: 左右エッジフェード（見切れを自然に） */
@media (min-width: 768px) {
  .shops-carousel-wrap::before,
  .shops-carousel-wrap::after {
    content: '';
    position: absolute; top: 0; bottom: 0; z-index: 2;
    width: 80px; pointer-events: none;
  }
  .shops-carousel-wrap::before {
    left: 0;
    background: linear-gradient(90deg, #0a0900 0%, transparent 100%);
  }
  .shops-carousel-wrap::after {
    right: 0;
    background: linear-gradient(270deg, #0a0900 0%, transparent 100%);
  }
}
.shops-carousel {
  display: flex;
  overflow-x: scroll;
  -webkit-overflow-scrolling: touch;
  gap: 14px;
  padding: 8px 0 24px;
  scrollbar-width: none;
}
.shops-carousel::-webkit-scrollbar { display: none; }
.shops-carousel .shop-card {
  /* container padding 20px×2 + gap 14px → (100vw - 54px) / 2 で左右ペーク完全均等 */
  flex: 0 0 calc((100vw - 54px) / 2);
  max-width: 220px;
}
@media (min-width: 480px) {
  .shops-carousel .shop-card {
    flex: 0 0 calc((100vw - 54px) / 2);
    max-width: 260px;
  }
}
/* PC: 0.5+1+1+1+0.5 の3枚フル表示になるよう幅調整 */
/* container ~728px → 4w + 3*14 = 728 → w≈171px */
@media (min-width: 768px) { .shops-carousel .shop-card { flex: 0 0 171px; max-width: 171px; } }
/* container ~984px → 4w + 42 = 984 → w≈235px */
@media (min-width: 1024px) { .shops-carousel .shop-card { flex: 0 0 235px; max-width: 235px; } }
/* container ~1020px → 4w + 42 = 1020 → w≈244px */
@media (min-width: 1100px) { .shops-carousel .shop-card { flex: 0 0 244px; max-width: 244px; } }

.carousel-nav {
  display: flex; justify-content: center; gap: 12px; margin-top: 12px;
}
.carousel-btn {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-primary); color: #fff; border: none;
  font-size: 1.1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 16px rgba(200,0,10,.55);
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative; z-index: 3;
}
.carousel-btn:hover { background: var(--color-primary-dark); transform: scale(1.1); box-shadow: 0 4px 24px rgba(200,0,10,.7); }
/* PC: ボタンをカルーセル両端に浮かせて表示 */
@media (min-width: 768px) {
  .carousel-nav {
    position: absolute; top: calc(50% - 12px); left: 0; right: 0;
    transform: translateY(-50%);
    justify-content: space-between;
    margin-top: 0;
    padding: 0 4px;
    pointer-events: none;
    z-index: 4;
  }
  .carousel-btn { pointer-events: all; }
}

.shop-card {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 20px rgba(0,0,0,.5);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  background: var(--color-card);
  flex-shrink: 0;
}
.shop-card:hover {
  transform: translateY(-5px);
  border-color: rgba(201,144,12,.7);
  box-shadow: 0 10px 32px rgba(0,0,0,.7);
}
.shop-card.hidden { display: none; }
.shop-img-wrap {
  position: relative;
  overflow: hidden; background: #111;
  padding-top: 75%; /* 4:3 fallback for older LINE/Android browsers */
}
@supports (aspect-ratio: 4/3) {
  .shop-img-wrap { padding-top: 0; aspect-ratio: 4/3; }
}
.shop-img-wrap img,
.shop-img-wrap .shop-img-placeholder,
.shop-img-wrap .shop-badge-first,
.shop-img-wrap .shop-badge-outdoor {
  position: absolute;
}
.shop-img-wrap img { top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.shop-card:hover .shop-img-wrap img { transform: scale(1.07); }
.shop-img-placeholder {
  top: 0; left: 0; width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1c1710, #111008);
  color: rgba(201,144,12,.4); font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-align: center;
}
.shop-badge-first {
  position: absolute; top: 8px; left: 8px; z-index: 2;
  background: linear-gradient(120deg, #ffe44a 0%, #e8a000 40%, #ffd94a 60%, #e8a000 100%);
  background-size: 250% 100%;
  animation: badge-shimmer 2.2s infinite linear;
  color: #1a0000;
  font-size: .66rem; font-weight: 900; padding: 4px 10px; border-radius: 10px;
  letter-spacing: .05em; box-shadow: 0 2px 10px rgba(232,160,0,.6);
}
@keyframes badge-shimmer {
  0%   { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}
.shop-badge-outdoor {
  position: absolute; top: 8px; right: 8px; z-index: 2;
  background: rgba(0,0,0,.7);
  border: 1px solid rgba(255,255,255,.3);
  color: #fff;
  font-size: .63rem; font-weight: 800; padding: 3px 9px; border-radius: 10px;
  letter-spacing: .04em;
}
.shop-info { padding: 10px 12px 14px; }
.shop-region {
  display: inline-block; font-size: .68rem; font-weight: 700;
  background: var(--color-primary); color: #fff;
  padding: 2px 8px; border-radius: 8px; margin-bottom: 5px;
}
.shop-name { font-size: .9rem; font-weight: 800; color: #fff; margin-bottom: 4px; }
.shop-product { font-size: .8rem; color: var(--color-gold-light); font-weight: 700; margin-bottom: 3px; }
.shop-price { font-size: .75rem; color: var(--color-text-muted); margin-bottom: 5px; }
.shop-desc {
  font-size: .74rem; color: var(--color-text-muted); line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.shops-note { text-align: center; margin-top: 16px; color: var(--color-text-muted); font-size: .8rem; }

/* ===========================
   アクセス
=========================== */
.access {
  background:
    radial-gradient(ellipse at 25% 75%, rgba(201,144,12,.05) 0%, transparent 45%),
    radial-gradient(ellipse at 80% 20%, rgba(200,0,10,.04) 0%, transparent 45%),
    linear-gradient(200deg, #0e0c09 0%, #0d0b08 40%, #111009 100%);
}
.access-grid { display: grid; grid-template-columns: 1fr; gap: 28px; }
@media (min-width: 768px) { .access-grid { grid-template-columns: 1fr 1fr; } }

.access-venue h3 { font-size: 1.1rem; font-weight: 800; color: #fff; margin-bottom: 6px; }
.access-address { font-size: .88rem; color: var(--color-text-muted); margin-bottom: 24px; line-height: 1.8; }
.access-ways { display: flex; flex-direction: column; gap: 18px; margin-bottom: 28px; }
.access-way { display: flex; gap: 14px; align-items: flex-start; }
.access-way-icon {
  font-size: 1.4rem; flex-shrink: 0;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(201,144,12,.1);
  border: 1px solid var(--color-border);
  border-radius: 50%;
}
.access-way h4 { font-size: .9rem; font-weight: 700; color: #fff; margin-bottom: 4px; }
.access-way p { font-size: .84rem; color: var(--color-text-muted); line-height: 1.7; }
.access-map {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid rgba(201,144,12,.5);
  box-shadow:
    0 0 0 3px rgba(20,15,8,.8),
    0 0 0 4px rgba(201,144,12,.2),
    0 8px 32px rgba(0,0,0,.7);
  position: relative;
}
/* マップの上下にダーク溶け込みグラデ */
.access-map::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: 0; height: 40px;
  background: linear-gradient(0deg, rgba(13,11,8,.6) 0%, transparent 100%);
  pointer-events: none;
}
.access-map iframe { display: block; filter: brightness(.92) saturate(.8) contrast(1.05); }

.btn { display: inline-flex; align-items: center; gap: 6px; padding: 12px 24px; border-radius: 8px; font-size: .9rem; font-weight: 700; transition: all var(--transition); }
.btn-map {
  background: var(--color-primary); color: #fff;
  border: none; box-shadow: 0 3px 12px rgba(200,0,10,.4);
}
.btn-map:hover { background: var(--color-primary-dark); transform: translateY(-1px); }

/* ===========================
   チラシ・会場マップ
=========================== */
.flyer {
  background:
    radial-gradient(ellipse at 30% 60%, rgba(201,144,12,.06) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 25%, rgba(200,0,10,.04) 0%, transparent 50%),
    linear-gradient(185deg, #0d0b08 0%, #100e09 50%, #0d0b08 100%);
  border-top: 1px solid rgba(201,144,12,.12);
}
.flyer-grid {
  display: grid; grid-template-columns: 1fr; gap: 20px;
}
@media (min-width: 600px) { .flyer-grid { grid-template-columns: 1fr 1fr; gap: 24px; } }

.flyer-card {
  background: var(--color-card);
  border: 1px solid rgba(201,144,12,.35);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: inset 0 2px 0 rgba(201,144,12,.4), 0 4px 24px rgba(0,0,0,.5);
  display: flex; flex-direction: column; align-items: center;
}
.flyer-thumb-wrap {
  width: 100%; aspect-ratio: 3/4; overflow: hidden;
  position: relative; background: #0e0c08;
}
.flyer-thumb {
  width: 100%; height: 100%; object-fit: contain;
  transition: transform .4s ease;
}
.flyer-card:hover .flyer-thumb { transform: scale(1.03); }
.flyer-thumb-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 10px;
  color: rgba(201,144,12,.45); font-size: .85rem; font-weight: 700;
  text-align: center; letter-spacing: .1em;
  background: linear-gradient(135deg, #1c1710, #111008);
}
.flyer-thumb-placeholder svg {
  width: 40px; height: 40px; opacity: .35;
}
.flyer-card-body { padding: 16px 18px 20px; width: 100%; text-align: center; }
.flyer-card-label {
  font-size: .72rem; font-weight: 800; letter-spacing: .2em;
  color: var(--color-gold); text-transform: uppercase; margin-bottom: 6px;
}
.flyer-card-desc {
  font-size: .82rem; color: var(--color-text-muted); line-height: 1.7;
  margin-bottom: 14px;
}
.btn-flyer {
  background: linear-gradient(135deg, rgba(201,144,12,.15), rgba(201,144,12,.07));
  border: 1px solid rgba(201,144,12,.5);
  color: var(--color-gold-light);
  padding: 10px 22px; border-radius: 24px;
  font-size: .83rem; font-weight: 700; cursor: pointer;
  transition: all var(--transition); letter-spacing: .03em;
}
.btn-flyer:hover:not(:disabled) {
  background: rgba(201,144,12,.22);
  border-color: var(--color-gold-light);
  box-shadow: 0 4px 14px rgba(201,144,12,.25);
  transform: translateY(-1px);
}
.btn-flyer:disabled { opacity: .38; cursor: not-allowed; }

/* フライヤーモーダル */
.flyer-modal {
  position: fixed; inset: 0; z-index: 500;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.flyer-modal[hidden] { display: none; }
.flyer-modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.flyer-modal-inner {
  position: relative; z-index: 1;
  width: min(92vw, 520px);
  max-height: 92vh;
  display: flex; flex-direction: column; align-items: center;
}
.flyer-modal-close {
  position: absolute; top: -48px; right: 0;
  color: rgba(255,255,255,.8); font-size: 1rem;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background var(--transition);
}
.flyer-modal-close:hover { background: rgba(255,255,255,.22); color: #fff; }
.flyer-modal-img {
  width: 100%; height: auto;
  max-height: 86vh; object-fit: contain;
  border: 1px solid rgba(201,144,12,.5);
  border-radius: var(--radius);
  box-shadow: 0 8px 48px rgba(0,0,0,.85), 0 0 0 1px rgba(201,144,12,.2);
}

/* ===========================
   SNS
=========================== */
.sns {
  background:
    radial-gradient(ellipse at 55% 35%, rgba(200,0,10,.1) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 90%, rgba(201,144,12,.06) 0%, transparent 50%),
    linear-gradient(220deg, #130b08 0%, #0d0b08 50%, #0f0d0a 100%);
  border-top: 1px solid rgba(201,144,12,.12);
}
.sns-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.sns-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px; border-radius: 32px; font-size: .95rem; font-weight: 700;
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.sns-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(0,0,0,.5); border-color: rgba(201,144,12,.6); }
.sns-instagram { background: linear-gradient(135deg, #f58529, #dd2a7b, #8134af, #515bd4); color: #fff; }
.sns-x { background: #111; color: #fff; }

/* ===========================
   FAQ
=========================== */
.faq {
  background:
    radial-gradient(ellipse at 85% 55%, rgba(201,144,12,.07) 0%, transparent 50%),
    radial-gradient(ellipse at 10% 80%, rgba(200,0,10,.05) 0%, transparent 50%),
    linear-gradient(190deg, #0d0b08 0%, #0a0900 60%, #0c0a08 100%);
  border-top: 1px solid rgba(201,144,12,.12);
}

.faq-category { margin-bottom: 36px; }
.faq-category-title {
  font-size: .78rem; font-weight: 800; letter-spacing: .15em;
  color: var(--color-gold); text-transform: uppercase;
  border-left: 3px solid var(--color-gold);
  padding-left: 10px; margin-bottom: 14px;
}
.faq-list { display: flex; flex-direction: column; gap: 10px; }

.faq-item {
  background: var(--color-card);
  border: 1px solid rgba(201,144,12,.5);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-q {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
  font-weight: 700; font-size: .92rem; color: #fff;
  list-style: none;
  background: rgba(201,144,12,.07);
  cursor: default;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q::before {
  content: 'Q'; flex-shrink: 0;
  width: 26px; height: 26px;
  background: var(--color-primary); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 900;
}

.faq-a {
  padding: 12px 18px 16px 56px;
  font-size: .87rem; color: var(--color-text-muted); line-height: 1.85;
  border-top: 1px solid rgba(201,144,12,.1);
}

.faq-contact {
  text-align: center;
  padding: 32px 20px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-top: 8px;
}
.faq-contact p { margin-bottom: 18px; color: var(--color-text-muted); font-size: .9rem; }

.btn-inquiry {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  padding: 14px 40px; border-radius: 32px;
  font-size: 1rem; font-weight: 700;
  box-shadow: 0 2px 8px rgba(200,0,10,.3);
  transition: all var(--transition);
  display: inline-block;
}
.btn-inquiry:hover { transform: translateY(-2px); box-shadow: 0 4px 14px rgba(200,0,10,.4); }

/* ===========================
   フッター
=========================== */
.site-footer {
  background: #050402;
  color: var(--color-text-muted);
  padding: 48px 0 24px;
  border-top: 1px solid var(--color-border);
}
.site-footer .container { display: flex; flex-direction: column; align-items: center; gap: 20px; text-align: center; }
.footer-logo { text-decoration: none; }
.footer-logo img { max-height: 60px; width: auto; }
.footer-logo span { color: var(--color-gold-light); font-weight: 900; font-size: 1rem; }
.footer-info p, .footer-org p { font-size: .82rem; line-height: 1.8; }
.footer-org a { color: var(--color-gold-light); text-decoration: underline; text-underline-offset: 3px; }
.footer-org a:hover { color: #fff; }
.copyright { font-size: .72rem; color: rgba(255,255,255,.25); margin-top: 8px; }

/* ===========================
   スマホ
=========================== */
@media (max-width: 767px) {
  .header-nav { display: none; }
  .hamburger { display: flex; }
  .section { padding: 48px 0; }
  .about-features { grid-template-columns: 1fr 1fr; }
  .feature-card { padding: 16px 10px; }
  .access-way-icon { width: 36px; height: 36px; font-size: 1.2rem; }

  /* スマホ: 出店カードの価格・説明文を非表示 */
  .shop-price,
  .shop-desc { display: none; }
  .shop-info { padding: 8px 10px 10px; }
  .shop-name { font-size: .85rem; margin-bottom: 2px; }
  .shop-product { font-size: .76rem; margin-bottom: 0; }

  /* スマホ: カルーセル矢印ボタンを非表示 */
  .carousel-nav { display: none; }
}

/* ===========================
   トップに戻るボタン
=========================== */
.back-to-top {
  position: fixed; bottom: 24px; right: 20px; z-index: 200;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(150,0,8,.75);
  color: #fff; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(200,0,10,.25);
  opacity: 0; pointer-events: none;
  transform: translateY(12px);
  transition: opacity .3s ease, transform .3s ease;
  font-size: 1rem;
}
.back-to-top.visible {
  opacity: 1; pointer-events: all; transform: translateY(0);
}
.back-to-top:hover {
  background: linear-gradient(135deg, #e00010, var(--color-primary));
  box-shadow: 0 6px 24px rgba(200,0,10,.7);
  transform: translateY(-2px);
}

/* LINE内ブラウザ対応 */
@supports (-webkit-touch-callout: none) {
  .hero { min-height: 100vh; }
}