@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho+B1:wght@400;500;600&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

:root {
  --paper: #fbfaf7;
  --paper-2: #f4f2ed;
  --sumi: #1c1b19;
  --sumi-2: #4a4844;
  --sumi-3: #8b8880;
  --hairline: #dedad2;
  --hairline-soft: #ebe7e0;
  --shu: #9c3a2c;
  --mincho: 'Shippori Mincho B1', 'Hiragino Mincho ProN', 'Yu Mincho', serif;
  --gothic: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Hiragino Sans', sans-serif;
  --maxw: 720px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--sumi);
  font-family: var(--gothic);
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.02em;
  font-feature-settings: 'palt';
  padding-bottom: env(safe-area-inset-bottom);
}

a { color: inherit; }

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

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---------- ヘッダー ---------- */
.site-head {
  padding: 54px 0 30px;
  text-align: center;
}
.site-head .en {
  font-family: var(--gothic);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.42em;
  color: var(--sumi-3);
  margin: 0 0 14px;
  padding-left: 0.42em;
}
.site-head h1 {
  font-family: var(--mincho);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.22em;
  margin: 0;
  padding-left: 0.22em;
  line-height: 1.4;
}
.site-head .role {
  font-family: var(--mincho);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--sumi-3);
  margin: 10px 0 0;
  padding-left: 0.24em;
}
.head-rule {
  width: 34px;
  height: 1px;
  background: var(--sumi);
  margin: 26px auto 0;
  opacity: 0.5;
}
.page-title {
  font-family: var(--mincho);
  font-size: 13px;
  letter-spacing: 0.4em;
  text-align: center;
  color: var(--sumi-2);
  margin: 22px 0 4px;
  padding-left: 0.4em;
}
.lead {
  text-align: center;
  font-size: 12.5px;
  color: var(--sumi-3);
  margin: 0 0 26px;
}

/* ---------- タブ ---------- */
.tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  gap: 0;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--hairline);
}
.tabs .wrap { display: flex; gap: 28px; }
.tab {
  appearance: none;
  border: 0;
  background: none;
  padding: 15px 2px 13px;
  font-family: var(--mincho);
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--sumi-3);
  cursor: pointer;
  position: relative;
  transition: color 0.25s;
}
.tab[aria-selected='true'] { color: var(--sumi); }
.tab[aria-selected='true']::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: var(--sumi);
}
.tab .cnt {
  font-family: var(--gothic);
  font-size: 10px;
  color: var(--sumi-3);
  margin-left: 5px;
  letter-spacing: 0;
}

/* ---------- 月見出し ---------- */
.month {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 40px 0 6px;
}
.month .y {
  font-family: var(--mincho);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--sumi-3);
}
.month .m {
  font-family: var(--mincho);
  font-size: 19px;
  letter-spacing: 0.08em;
}
.month .line { flex: 1; height: 1px; background: var(--hairline); }

/* ---------- イベント ---------- */
.event {
  border-bottom: 1px solid var(--hairline-soft);
}
.event:first-of-type { border-top: 1px solid var(--hairline-soft); }

.event-main {
  display: grid;
  grid-template-columns: 50px 1fr auto 16px;
  gap: 0 12px;
  align-items: start;
  padding: 20px 0;
  cursor: pointer;
}

.date-col { text-align: center; padding-top: 2px; }
.date-col .d {
  font-family: var(--mincho);
  font-size: 27px;
  line-height: 1;
  letter-spacing: 0.01em;
}
.date-col .mm {
  font-family: var(--mincho);
  font-size: 10.5px;
  color: var(--sumi-3);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 4px;
}
.date-col .w {
  font-size: 10px;
  color: var(--sumi-3);
  letter-spacing: 0.06em;
  margin-top: 5px;
}
.date-col .w.sun { color: var(--shu); }
.date-col .w.sat { color: #3a5b7a; }
.date-col .range {
  font-size: 9.5px;
  color: var(--sumi-3);
  letter-spacing: 0;
  white-space: nowrap;
  margin-top: 2px;
}

.info { min-width: 0; }
.tagrow { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; margin-bottom: 5px; }
.tag {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--sumi-2);
  border: 1px solid var(--hairline);
  border-radius: 1px;
  padding: 1.5px 7px;
  line-height: 1.6;
  background: #fff;
}
.tag.next {
  color: #fff;
  background: var(--sumi);
  border-color: var(--sumi);
}
.tag.draft { color: var(--shu); border-color: color-mix(in srgb, var(--shu) 40%, var(--hairline)); }

.info h3 {
  font-family: var(--mincho);
  font-size: 16.5px;
  font-weight: 500;
  line-height: 1.55;
  margin: 0 0 6px;
  letter-spacing: 0.03em;
}
.meta { font-size: 12px; color: var(--sumi-2); line-height: 1.9; }
.meta .sep { color: var(--hairline); margin: 0 7px; }
.meta .venue { color: var(--sumi-2); }
.meta .area { color: var(--sumi-3); white-space: nowrap; }

.thumb {
  width: 40px;
  height: 56px;
  object-fit: cover;
  border: 1px solid var(--hairline);
  background: var(--paper-2);
}
.chev {
  display: grid;
  place-items: center;
  align-self: center;
  height: 100%;
  color: var(--sumi-3);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
.event.open .chev { transform: rotate(180deg); }

/* 展開部分 */
.detail {
  display: none;
  padding: 2px 0 26px 62px;
  animation: fade 0.35s ease;
}
.event.open .detail { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

.detail .desc {
  font-size: 13px;
  color: var(--sumi-2);
  margin: 0 0 18px;
  white-space: pre-wrap;
}
.block { margin-bottom: 18px; }
.block h4 {
  font-family: var(--mincho);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--sumi-3);
  margin: 0 0 7px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--hairline-soft);
  font-weight: 500;
}
.block ul { margin: 0; padding: 0; list-style: none; }
.block li {
  font-size: 13px;
  color: var(--sumi-2);
  padding: 2px 0 2px 14px;
  position: relative;
  line-height: 1.85;
}
.block li::before {
  content: '';
  position: absolute;
  left: 2px; top: 14px;
  width: 4px; height: 1px;
  background: var(--sumi-3);
}
.block p { font-size: 13px; color: var(--sumi-2); margin: 0; white-space: pre-wrap; }

.flyers { display: flex; gap: 10px; margin-bottom: 20px; }
.flyers img {
  width: 108px;
  border: 1px solid var(--hairline);
  cursor: zoom-in;
  background: var(--paper-2);
}

.btn-ticket {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: var(--sumi);
  color: #fff;
  text-decoration: none;
  font-size: 12.5px;
  letter-spacing: 0.14em;
  padding: 12px 22px;
  border-radius: 1px;
  transition: opacity 0.2s;
}
.btn-ticket:active { opacity: 0.7; }
.btn-map {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12px;
  color: var(--sumi-2);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 2px;
  margin-left: 16px;
}

.empty {
  text-align: center;
  padding: 70px 0;
  color: var(--sumi-3);
  font-family: var(--mincho);
  font-size: 13px;
  letter-spacing: 0.1em;
}

/* ---------- フッター ---------- */
.site-foot {
  margin-top: 66px;
  padding: 30px 0 46px;
  border-top: 1px solid var(--hairline);
  text-align: center;
}
.site-foot .links { display: flex; justify-content: center; gap: 22px; flex-wrap: wrap; margin-bottom: 18px; }
.site-foot .links a {
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--sumi-2);
  text-decoration: none;
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 3px;
}
.site-foot small { font-size: 10px; color: var(--sumi-3); letter-spacing: 0.1em; }

/* ---------- ライトボックス ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 19, 17, 0.94);
  display: none;
  place-items: center;
  z-index: 100;
  padding: 20px;
}
.lightbox.on { display: grid; }
.lightbox img { max-width: 100%; max-height: 84vh; object-fit: contain; }
.lightbox .close {
  position: absolute;
  top: 16px; right: 18px;
  color: #fff;
  font-size: 26px;
  background: none;
  border: 0;
  line-height: 1;
  padding: 8px;
}
.lightbox .dl {
  position: absolute;
  bottom: 26px;
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  padding-bottom: 3px;
}

.loading { text-align: center; padding: 70px 0; color: var(--sumi-3); font-size: 12px; letter-spacing: 0.1em; }

@media (max-width: 360px) {
  .event-main { grid-template-columns: 46px 1fr auto 16px; gap: 0 10px; }
  .detail { padding-left: 56px; }
  .info h3 { font-size: 15.5px; }
}