/* ============================================================
   屋形 YAKATA やかた
   4季制カラーシステム + しっぽり明朝
   ============================================================ */

* { margin: 0; padding: 0; box-sizing: border-box; }

/* ===== 四季カラー（CSS変数で切替） ===== */
:root {
  /* デフォルト＝夏 */
  --base: #f7f3e6;
  --base-warm: #faf6ea;
  --base-deep: #ede8d4;
  --text: #3d4438;
  --text-strong: #2e3a2a;
  --text-muted: #7a7a6c;
  --accent-1: #e8d8a8;      /* 麦わら */
  --accent-2: #b8c8c8;      /* 夏空 */
  --green: #4d6b4a;          /* 杉葉（通年） */
  --green-deep: #2e3a2a;     /* 深い森 */
  --gold: #a88848;           /* 銀の馬車道 */
  --hairline: rgba(58,72,56,0.15);
  --photo-bg:
    radial-gradient(circle at 30% 30%, rgba(255,235,180,0.4) 0%, transparent 40%),
    radial-gradient(circle at 70% 65%, rgba(180,200,180,0.45) 0%, transparent 50%),
    linear-gradient(135deg, #b8c8a8 0%, #6b8868 50%, #4d6b4a 100%);
  --hero-overlay: linear-gradient(180deg, rgba(46,58,42,0.1) 0%, rgba(46,58,42,0.55) 100%);
}

body.season-haru {
  --base: #f7f0ec;
  --base-warm: #faf2ee;
  --base-deep: #efe2dc;
  --text: #4a3a3a;
  --text-strong: #6a3a4a;
  --text-muted: #94707a;
  --accent-1: #f0c8c8;      /* 桜 */
  --accent-2: #b0c890;      /* 若葉 */
  --gold: #b06880;           /* 桃の差し色 */
  --hairline: rgba(106,58,74,0.15);
  --photo-bg:
    radial-gradient(circle at 30% 40%, rgba(240,200,200,0.7) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(176,200,144,0.5) 0%, transparent 45%),
    linear-gradient(135deg, #f0c8c8 0%, #c8a0b8 50%, #88a880 100%);
}

body.season-natsu {
  /* デフォルト（夏）と同じ */
}

body.season-aki {
  --base: #f7ede0;
  --base-warm: #fbf2e6;
  --base-deep: #efdfcc;
  --text: #4a3a2a;
  --text-strong: #6a2820;
  --text-muted: #927450;
  --accent-1: #d8a040;      /* 銀杏 */
  --accent-2: #c45a3a;      /* 紅葉 */
  --gold: #c45a3a;
  --hairline: rgba(106,40,32,0.15);
  --photo-bg:
    radial-gradient(circle at 25% 35%, rgba(216,160,64,0.5) 0%, transparent 40%),
    radial-gradient(circle at 70% 55%, rgba(196,90,58,0.55) 0%, transparent 45%),
    linear-gradient(135deg, #d8a040 0%, #c45a3a 50%, #8a3820 100%);
}

body.season-fuyu {
  --base: #f0f2f0;
  --base-warm: #f5f6f4;
  --base-deep: #e0e4e2;
  --text: #3a4048;
  --text-strong: #1a2030;
  --text-muted: #6a7488;
  --accent-1: #c8d4d4;      /* 朝霜 */
  --accent-2: #d8dee0;      /* 雪 */
  --gold: #6a7488;
  --hairline: rgba(26,32,48,0.12);
  --photo-bg:
    radial-gradient(circle at 30% 30%, rgba(240,240,240,0.7) 0%, transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(180,200,210,0.5) 0%, transparent 45%),
    linear-gradient(135deg, #d8dee0 0%, #a8b0b8 50%, #6a7488 100%);
}

/* ===== Base ===== */
html { scroll-behavior: smooth; }
body {
  font-family: "Shippori Mincho B1", "Noto Serif JP", serif;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: 0.06em;
  color: var(--text);
  background: var(--base);
  -webkit-font-smoothing: antialiased;
  transition: background 0.6s ease, color 0.6s ease;
}

/* ===== Nav ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.65);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner {
  max-width: 1024px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 56px;
}
.nav-brand {
  font-family: "Shippori Mincho B1", serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--text-strong);
  text-decoration: none;
}
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a {
  font-family: "Shippori Mincho B1", serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--text);
  text-decoration: none;
  opacity: 0.78;
  transition: opacity 0.2s, color 0.2s;
  padding: 4px 0;
}
.nav-links a:hover { opacity: 1; color: var(--text-strong); }
.nav-links a.active {
  opacity: 1;
  color: var(--text-strong);
  border-bottom: 1px solid var(--gold);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: #fff;
  padding: 0 24px;
  background: var(--photo-bg);
  background-size: cover;
  background-position: center;
  transition: background 0.6s ease;
}
/* 写真本体：2層クロスフェード + Ken Burns 効果 */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 2s ease;
  transform-origin: center;
  animation: heroKenBurns 22s ease-in-out infinite alternate;
  will-change: transform, opacity;
}
.hero-bg.active { opacity: 1; }
.hero-bg[data-layer="b"] { animation-delay: -11s; } /* 半周ずらし */
@keyframes heroKenBurns {
  from { transform: scale(1.08) translate(0, 0); }
  to   { transform: scale(1.28) translate(-3.5%, 3.5%); }
}
/* 旧 single 用フォールバック（写真1枚しか無い時） */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--hero-img, none);
  background-size: cover;
  background-position: center;
  z-index: 0;
  transform-origin: center;
  animation: heroKenBurns 22s ease-in-out infinite alternate;
  will-change: transform;
}
/* JSが .hero-bg.active を1つでも作ったら ::before は隠す */
.hero.has-layers::before { display: none; }
/* 右側に薄いグラデ（縦書き文字の可読性確保） */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(270deg, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.15) 30%, transparent 60%);
  z-index: 1;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 5;
  text-align: center;
  max-width: 640px;
}

/* ===== 縦書きヒーローテキスト（単一列・上から「宿場町」→「屋形」） ===== */
.hero-vtext {
  position: absolute;
  right: clamp(24px, 5.5vw, 72px);
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  -webkit-writing-mode: vertical-rl;
  z-index: 5;
  color: #fff;
  text-shadow: 0 2px 28px rgba(0,0,0,0.7), 0 1px 6px rgba(0,0,0,0.5);
  max-height: 82vh;
  pointer-events: none;
  white-space: nowrap;
  line-height: 1.05;
  text-align: center;
}
.v-tag {
  font-family: "Shippori Mincho B1", serif;
  font-size: clamp(18px, 1.9vw, 26px);
  font-weight: 400;
  letter-spacing: 0.4em;
  padding-inline-end: clamp(20px, 2.6vw, 40px);
}
/* 「宿場町」は1文字ずつ順番にフェードイン */
.v-tag > span {
  display: inline-block;
  opacity: 0;
  animation: heroCharFade 0.6s ease forwards;
}
.v-tag > span:nth-child(1) { animation-delay: 0.3s; }
.v-tag > span:nth-child(2) { animation-delay: 0.8s; }
.v-tag > span:nth-child(3) { animation-delay: 1.3s; }
@keyframes heroCharFade {
  to { opacity: 1; }
}
/* 「屋形」は宿場町が出揃った後にさっと登場 */
.v-name {
  font-family: "Shippori Mincho B1", serif;
  font-size: clamp(38px, 5.4vw, 68px);
  font-weight: 600;
  letter-spacing: 0.25em;
  opacity: 0;
  animation: heroTextRise 0.7s cubic-bezier(0.22, 1, 0.36, 1) 2.9s forwards;
}
@keyframes heroTextRise {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
  .hero-vtext {
    right: 20px;
  }
  .v-tag { font-size: 17px; letter-spacing: 0.3em; }
  .v-name { font-size: 36px; letter-spacing: 0.22em; }
}
/* モバイルでは Ken Burns を軽めに（GPU/バッテリー負荷軽減） */
@media (max-width: 640px) {
  @keyframes heroKenBurns {
    from { transform: scale(1.04); }
    to   { transform: scale(1.12); }
  }
  .hero-bg { will-change: opacity; }
}
@media (prefers-reduced-motion: reduce) {
  .hero::before, .hero-bg { animation: none; transform: scale(1.05); }
  .v-tag > span, .v-name { opacity: 1; animation: none; }
}
.hero h1 {
  font-family: "Shippori Mincho B1", serif;
  font-size: clamp(44px, 7vw, 72px);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: 0.08em;
  color: #fff;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
  margin-bottom: 36px;
}
.hero .hairline {
  width: 56px;
  height: 1px;
  background: rgba(255,255,255,0.7);
  margin: 0 auto 36px;
  position: relative;
}
.hero .hairline::before,
.hero .hairline::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255,255,255,0.7);
  transform: translateY(-50%);
}
.hero .hairline::before { left: -10px; }
.hero .hairline::after { right: -10px; }
.hero p {
  font-family: "Shippori Mincho B1", serif;
  font-size: clamp(16px, 1.8vw, 19px);
  font-weight: 400;
  line-height: 2.3;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.95);
  text-shadow: 0 1px 16px rgba(0,0,0,0.4);
}
/* ===== Section ===== */
.section {
  max-width: 760px;
  margin: 0 auto;
  padding: 96px 24px;
}
.section-wide {
  max-width: 1024px;
  margin: 0 auto;
  padding: 96px 24px;
}
.section h2 {
  font-family: "Shippori Mincho B1", serif;
  font-size: clamp(30px, 4.2vw, 44px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.05em;
  color: var(--text-strong);
  margin-bottom: 40px;
}
.section h3 {
  font-family: "Shippori Mincho B1", serif;
  font-size: 26px;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--text-strong);
  margin: 48px 0 20px;
}
.section p {
  font-size: 17px;
  line-height: 2.1;
  color: var(--text);
  margin-bottom: 22px;
}
.section p.lead {
  font-size: 20px;
  line-height: 2.0;
  color: var(--text-strong);
  margin-bottom: 36px;
}

/* ===== 次へのリンク（静か） ===== */
.next-links {
  border-top: 1px solid var(--hairline);
  max-width: 760px;
  margin: 0 auto;
  padding: 80px 24px;
}
.next-links a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-family: "Shippori Mincho B1", serif;
  font-size: 26px;
  font-weight: 500;
  color: var(--text-strong);
  text-decoration: none;
  padding: 24px 0;
  border-bottom: 1px solid var(--hairline);
  transition: padding 0.25s ease, color 0.25s;
  letter-spacing: 0.06em;
}
.next-links a:last-child { border-bottom: none; }
.next-links a:hover {
  padding-left: 12px;
  color: var(--green-deep);
}
.next-links a .arrow {
  color: var(--gold);
  font-size: 24px;
  font-family: "Cormorant Garamond", serif;
}

/* ===== 名所カード ===== */
.spot {
  margin-bottom: 96px;
  padding-bottom: 80px;
  border-bottom: 1px solid var(--hairline);
}
.spot:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.spot-photo {
  width: 100%;
  aspect-ratio: 16 / 8;
  background: var(--photo-bg);
  border-radius: 2px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 20px;
  color: rgba(255,255,255,0.5);
  font-size: 11px;
  letter-spacing: 0.1em;
  margin-bottom: 40px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}
.spot-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
}
@media (max-width: 720px) {
  .spot-grid { grid-template-columns: 1fr; gap: 16px; }
}
.spot-meta { padding-top: 8px; }
.spot .date {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}
.spot .map-link {
  display: inline-block;
  margin-top: 24px;
  font-family: "Shippori Mincho B1", serif;
  font-size: 13px;
  letter-spacing: 0.1em;
  padding: 8px 16px;
  border: 1px solid var(--gold);
  color: var(--gold);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.spot .map-link:hover {
  background: var(--gold);
  color: var(--base-warm);
}
.spot h3 {
  font-family: "Shippori Mincho B1", serif;
  font-size: clamp(28px, 3.6vw, 38px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: var(--text-strong);
  margin-bottom: 24px;
}
.spot p {
  font-size: 17px;
  line-height: 2.1;
  color: var(--text);
  margin-bottom: 18px;
}

/* ===== お店カード ===== */
.shop {
  margin-bottom: 72px;
  padding-bottom: 64px;
  border-bottom: 1px solid var(--hairline);
}
.shop:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}
.shop h3 {
  font-family: "Shippori Mincho B1", serif;
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-strong);
  margin-bottom: 8px;
}
.shop .shop-meta {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
  letter-spacing: 0.06em;
}
.shop p {
  font-size: 17px;
  line-height: 2.1;
  color: var(--text);
  margin-bottom: 20px;
}
.shop .links {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.shop .links a {
  display: inline-block;
  font-family: "Shippori Mincho B1", serif;
  font-size: 14px;
  letter-spacing: 0.1em;
  padding: 10px 22px;
  border: 1px solid var(--gold);
  color: var(--gold);
  background: transparent;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.shop .links a:hover {
  background: var(--gold);
  color: var(--base-warm);
}

/* ===== 思い出 タブ ===== */
.tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 48px;
}
.tabs button {
  background: none;
  border: none;
  font-family: "Shippori Mincho B1", serif;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  padding: 16px 24px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.2s, border-color 0.2s;
}
.tabs button.active {
  color: var(--text-strong);
  border-bottom-color: var(--gold);
}
.coming-soon {
  text-align: center;
  padding: 96px 24px;
  background: var(--base-deep);
  border-radius: 4px;
}
.coming-soon h3 {
  font-family: "Shippori Mincho B1", serif;
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-strong);
  margin-bottom: 20px;
}
.coming-soon p {
  font-size: 16px;
  line-height: 2.0;
  color: var(--text);
  max-width: 28em;
  margin: 0 auto;
}

/* ===== 景色アーカイブ ===== */
.keshiki-year-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-bottom: 48px;
}
.keshiki-year-nav .year-btn {
  font-family: "Shippori Mincho B1", serif;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 16px;
  border: 1px solid var(--hairline);
  border-radius: 2px;
  transition: all 0.2s;
  white-space: nowrap;
}
.keshiki-year-nav .year-btn:hover {
  color: var(--text-strong);
  border-color: var(--gold);
  background: var(--base-warm);
}
.keshiki-year-nav .year-btn.disabled {
  visibility: hidden;
}
.keshiki-year {
  font-family: "Shippori Mincho B1", serif;
  font-size: 22px;
  letter-spacing: 0.3em;
  color: var(--text-strong);
  min-width: 100px;
  text-align: center;
}
.keshiki-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 24px 80px;
}
@media (max-width: 720px) {
  .keshiki-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (max-width: 480px) {
  .keshiki-grid { grid-template-columns: 1fr; }
}
.keshiki-item {
  display: block;
  text-decoration: none;
  color: inherit;
}
.keshiki-photo {
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--base-deep);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: 2px;
  margin-bottom: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 11px;
  letter-spacing: 0.15em;
  transition: transform 0.25s, box-shadow 0.25s;
  overflow: hidden;
}
.keshiki-photo .placeholder {
  font-family: "Shippori Mincho B1", serif;
}
.keshiki-photo .photo-count {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(0,0,0,0.55);
  color: rgba(255,255,255,0.95);
  font-family: "Inter", sans-serif;
  font-size: 11px;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: 12px;
  letter-spacing: 0.05em;
  backdrop-filter: blur(4px);
}
.keshiki-item:hover .keshiki-photo {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.15);
}
.keshiki-month {
  font-family: "Shippori Mincho B1", serif;
  font-size: 16px;
  letter-spacing: 0.1em;
  color: var(--text-strong);
  text-align: center;
}
.keshiki-month .small {
  font-size: 11px;
  color: var(--text-muted);
  margin-left: 8px;
  letter-spacing: 0.05em;
}

/* ===== 思い出（文箱）投稿フォーム ===== */
.omoide-form {
  background: var(--base-warm);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 28px 28px 24px;
  margin-bottom: 56px;
  position: relative;
}
.omoide-form-title {
  font-family: "Shippori Mincho B1", serif;
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--text-strong);
  margin-bottom: 20px;
}
.omoide-form label {
  display: block;
  font-family: "Shippori Mincho B1", serif;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 6px;
  letter-spacing: 0.08em;
}
.omoide-form input[type="text"],
.omoide-form textarea {
  width: 100%;
  font-family: "Shippori Mincho B1", serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: 2px;
  padding: 10px 14px;
  margin-bottom: 20px;
  box-sizing: border-box;
}
.omoide-form input[type="text"]:focus,
.omoide-form textarea:focus {
  outline: none;
  border-color: var(--gold);
}
.omoide-form textarea {
  min-height: 80px;
  max-height: 240px;
  resize: vertical;
  font-family: "Shippori Mincho B1", serif;
}
.omoide-form .honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
  height: 0;
  width: 0;
}
.omoide-submit {
  font-family: "Shippori Mincho B1", serif;
  font-size: 14px;
  letter-spacing: 0.15em;
  color: var(--base-warm);
  background: var(--gold);
  border: none;
  padding: 12px 32px;
  cursor: pointer;
  border-radius: 2px;
  transition: opacity 0.2s;
}
.omoide-submit:hover { opacity: 0.85; }
.omoide-submit:disabled { opacity: 0.4; cursor: not-allowed; }
.omoide-status {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 12px;
  min-height: 18px;
  letter-spacing: 0.05em;
}

/* ===== 思い出 投稿一覧 ===== */
.omoide-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.omoide-post {
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 22px 26px;
}
.omoide-post-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
  gap: 16px;
}
.omoide-post-nickname {
  font-family: "Shippori Mincho B1", serif;
  font-weight: 500;
  font-size: 15px;
  color: var(--text-strong);
  letter-spacing: 0.08em;
}
.omoide-post-time {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  white-space: nowrap;
}
.omoide-post-message {
  font-family: "Shippori Mincho B1", serif;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}
.omoide-empty {
  text-align: center;
  padding: 56px 22px;
  color: var(--text-muted);
  font-size: 14px;
  background: var(--base-deep);
  border-radius: 4px;
  letter-spacing: 0.06em;
}

/* ===== ライトボックス（景色拡大表示） ===== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  animation: lightboxFadeIn 0.25s ease;
}
.lightbox.is-open {
  display: flex;
}
@keyframes lightboxFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.lightbox-image {
  max-width: 92vw;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  border-radius: 2px;
  cursor: default;
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: rgba(255,255,255,0.8);
  font-size: 32px;
  cursor: pointer;
  padding: 8px 16px;
  font-family: serif;
  line-height: 1;
  transition: color 0.2s;
}
.lightbox-close:hover {
  color: #fff;
}
.lightbox-caption {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.85);
  font-family: "Shippori Mincho B1", serif;
  font-size: 14px;
  letter-spacing: 0.25em;
  white-space: nowrap;
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.85);
  font-size: 24px;
  font-family: serif;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: background 0.2s, color 0.2s, opacity 0.2s;
  z-index: 2;
  user-select: none;
}
.lightbox-nav:hover {
  background: rgba(255,255,255,0.18);
  color: #fff;
}
.lightbox-prev { left: 24px; }
.lightbox-next { right: 24px; }
.lightbox-nav.is-hidden { display: none; }
.lightbox-nav.is-disabled { opacity: 0.25; cursor: default; }
.lightbox-dots {
  position: absolute;
  bottom: 64px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 9px;
  z-index: 2;
}
.lightbox-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transition: background 0.2s, transform 0.2s;
}
.lightbox-dots .dot.active {
  background: rgba(255,255,255,0.95);
  transform: scale(1.2);
}
@media (max-width: 640px) {
  .lightbox-nav {
    width: 44px;
    height: 44px;
    font-size: 20px;
  }
  .lightbox-prev { left: 12px; }
  .lightbox-next { right: 12px; }
}

.keshiki-photo.has-photo {
  cursor: zoom-in;
}

/* ===== Footer ===== */
.footer {
  background: var(--base-deep);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 12px;
  line-height: 2.0;
  margin-top: 0;
}
.footer .place {
  font-family: "Shippori Mincho B1", serif;
  font-size: 13px;
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: 0.1em;
}
.footer .disclaimer {
  font-size: 11px;
  color: var(--text-muted);
  opacity: 0.7;
  margin-top: 16px;
  line-height: 1.7;
}
/* ===== テスト切替UI（本番化時に削除） ===== */
.season-switcher {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--hairline);
  border-radius: 4px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}
.season-switcher .test-label {
  font-family: "Inter", sans-serif;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--gold);
  padding-right: 8px;
  border-right: 1px solid var(--hairline);
  margin-right: 4px;
}
.season-switcher button {
  font-family: "Shippori Mincho B1", serif;
  font-size: 13px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text);
  padding: 4px 10px;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s;
}
.season-switcher button:hover {
  background: var(--base-deep);
}
.season-switcher button.active {
  background: var(--text-strong);
  color: var(--base);
}

/* ===== モバイル ===== */
@media (max-width: 640px) {
  .nav-links { gap: 18px; }
  .nav-links a { font-size: 12px; letter-spacing: 0.08em; }
  .section { padding: 64px 22px; }
  .spot-photo { aspect-ratio: 4/3; }
  .next-links a { font-size: 20px; }
}