@charset "UTF-8";

:root {
  color-scheme: light;
  --ink: #19283c;
  --ink-soft: #526073;
  --navy: #14243a;
  --navy-deep: #101b2c;
  --blue: #376481;
  --accent: #c57957;
  --paper: #faf9f5;
  --soft: #f0f3f3;
  --line: #dce2e4;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.8; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-underline-offset: .2em; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.shell { width: min(1120px, calc(100% - 48px)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.skip-link { position: absolute; left: 16px; top: -80px; z-index: 100; background: #fff; color: var(--ink); padding: 8px 16px; }
.skip-link:focus { top: 12px; }

.site-header { background: var(--paper); border-bottom: 1px solid #e7e9e7; }
.header-inner { min-height: 88px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 43px; height: 43px; border: 1px solid var(--ink); border-radius: 50%; font: 28px/1 var(--serif); padding-bottom: 4px; }
.brand-name { display: block; font-weight: 700; font-size: 19px; line-height: 1.3; letter-spacing: .055em; }
.brand-en { display: block; margin-top: 2px; font: 700 9px/1.4 var(--sans); letter-spacing: .21em; color: var(--blue); }
.global-nav { display: flex; align-items: center; gap: clamp(18px, 3vw, 40px); font-size: 13px; font-weight: 700; }
.global-nav a { text-decoration: none; position: relative; padding: 32px 0; }
.global-nav a:hover, .global-nav a[aria-current] { color: var(--blue); }
.global-nav a[aria-current]::after { content: ""; position: absolute; bottom: 24px; left: 0; right: 0; height: 2px; background: var(--accent); }

.hero { position: relative; overflow: hidden; background: var(--navy); color: #fff; }
.hero::before { content: ""; position: absolute; inset: 0; opacity: .24; background: radial-gradient(circle at 30% 35%, #698a9a, transparent 48%), linear-gradient(130deg, transparent 56%, #24455d); pointer-events: none; }
.hero::after { content: "CONCERT"; position: absolute; left: max(3%, calc((100vw - 1120px)/2)); bottom: -72px; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.08); font: 800 clamp(110px, 16vw, 270px)/1 var(--sans); letter-spacing: -.08em; pointer-events: none; }
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(290px, .72fr); align-items: center; gap: clamp(36px, 8vw, 128px); min-height: 470px; padding-block: 70px; }
.eyebrow { margin: 0 0 12px; color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .21em; line-height: 1.5; }
.eyebrow.light { color: #b6d7df; }
.hero h1 { margin: 0; font: 600 clamp(34px, 4.3vw, 58px)/1.45 var(--serif); letter-spacing: .04em; }
.hero-lead { margin: 24px 0 28px; color: #dce7eb; font-size: 15px; }
.hero-link { display: inline-flex; align-items: center; gap: 30px; padding-bottom: 7px; border-bottom: 1px solid #bdcbd1; font-size: 14px; font-weight: 700; text-decoration: none; }
.hero-link:hover { color: #b6d7df; }
.hero-feature { padding: 28px 32px 26px; border: 1px solid rgba(255,255,255,.35); background: rgba(255,255,255,.08); backdrop-filter: blur(4px); }
.feature-label { color: #b6d7df; font-size: 10px; font-weight: 800; letter-spacing: .23em; }
.feature-date { display: flex; align-items: center; gap: 9px; margin: 12px 0 0; font: 500 clamp(31px, 3.4vw, 46px)/1.2 var(--serif); letter-spacing: -.03em; white-space: nowrap; }
.date-separator { color: var(--accent); font-family: var(--sans); font-size: 20px; }
.feature-year { margin: 2px 0 23px; color: #b6c8cf; font-size: 11px; letter-spacing: .15em; }
.hero-feature h2 { margin: 0 0 3px; font: 600 25px/1.4 var(--serif); }
.hero-feature p:not(.feature-date,.feature-year) { margin: 0 0 19px; color: #d7e2e5; font-size: 13px; }
.hero-feature a { display: flex; justify-content: space-between; border-top: 1px solid rgba(255,255,255,.28); padding-top: 14px; text-decoration: none; font-size: 12px; font-weight: 700; }
.hero-feature a:hover { color: #b6d7df; }
.hero-keyboard { position: absolute; right: -60px; bottom: -88px; height: 300px; width: 370px; transform: rotate(-29deg); opacity: .095; background: repeating-linear-gradient(90deg, #fff 0 33px, transparent 33px 38px); mask-image: linear-gradient(to bottom, transparent, #000 30%, #000 80%, transparent); pointer-events: none; }

.section-nav-wrap { background: #fff; border-bottom: 1px solid var(--line); }
.section-nav { display: flex; gap: 32px; overflow-x: auto; white-space: nowrap; }
.section-nav a { padding: 15px 0; font-size: 13px; font-weight: 700; text-decoration: none; border-bottom: 2px solid transparent; }
.section-nav a:hover { color: var(--blue); border-bottom-color: var(--accent); }
.section { padding-block: 86px 96px; scroll-margin-top: 20px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 30px; }
.section-heading h2, .access-section h2 { margin: 0; font: 600 clamp(29px, 3.2vw, 40px)/1.4 var(--serif); letter-spacing: .04em; }
.section-note { margin: 0 0 4px; font-size: 13px; color: var(--ink-soft); }

.event-list { border-top: 1px solid var(--ink); }
.event-row { display: grid; grid-template-columns: 160px 1fr 118px; align-items: center; gap: 24px; padding: 23px 20px; border-bottom: 1px solid var(--line); background: #fff; }
.event-row:nth-child(even) { background: #f8f9f7; }
.event-date { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.3; color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .06em; }
.event-date strong { display: inline-block; margin: 2px 0; color: var(--ink); font: 500 31px/1.2 var(--serif); letter-spacing: 0; }
.event-date time { display: flex; flex-direction: column; }
.event-info { min-width: 0; }
.event-type { color: var(--blue); font-size: 11px; font-weight: 700; }
.event-info h3 { margin: 2px 0 1px; font: 700 19px/1.45 var(--sans); }
.event-info p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.event-status { justify-self: end; border: 1px solid #cfd9db; border-radius: 100px; padding: 5px 12px; color: var(--ink-soft); font-size: 11px; white-space: nowrap; }

.section-soft { background: var(--soft); }
.archive-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.archive-card { display: grid; grid-template-columns: 40% 1fr; overflow: hidden; border: 1px solid #e0e6e7; background: #fff; }
.archive-card-featured { grid-column: 1 / -1; grid-template-columns: minmax(270px, 36%) 1fr; }
.poster-frame { display: flex; align-items: center; justify-content: center; padding: 20px; background: #dbe4e7; }
.poster-frame img { width: 100%; max-height: 470px; object-fit: contain; box-shadow: 0 9px 25px rgba(26,44,59,.13); }
.archive-card:not(.archive-card-featured) .poster-frame { padding: 16px; }
.archive-card:not(.archive-card-featured) .poster-frame img { max-height: 245px; }
.archive-copy { align-self: center; padding: clamp(22px, 4vw, 50px); }
.archive-card:not(.archive-card-featured) .archive-copy { padding: 20px; }
.archive-year, .access-number { color: var(--blue); font-size: 11px; font-weight: 800; letter-spacing: .13em; }
.archive-copy h3, .program-panel h3 { margin: 10px 0; font: 600 clamp(19px, 2vw, 28px)/1.45 var(--serif); }
.archive-copy p { margin: 10px 0; color: var(--ink-soft); font-size: 14px; }
.archive-copy .archive-meta { color: var(--ink); font-weight: 700; }
.timetable { margin-top: 22px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.timetable summary { padding: 12px 0; color: var(--blue); cursor: pointer; font-size: 13px; font-weight: 700; }
.timetable-content { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; border-top: 1px solid var(--line); padding-top: 15px; }
.timetable-content strong { font-size: 13px; }
.timetable-content p, .archive-copy .small-note { font-size: 12px; }
.program-panel { display: grid; grid-template-columns: 55px 1fr auto; align-items: center; gap: 22px; padding: 24px 30px; margin-top: 22px; background: #fff; border: 1px solid #e0e6e7; }
.program-icon { display: grid; place-items: center; width: 55px; height: 55px; border-radius: 50%; background: var(--navy); color: #fff; font: 30px/1 var(--serif); }
.program-panel h3 { margin: 2px 0; font-size: 23px; }
.program-panel p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.button-outline { display: inline-flex; gap: 18px; align-items: center; justify-content: center; padding: 10px 18px; border: 1px solid var(--ink); text-decoration: none; font-size: 12px; font-weight: 700; white-space: nowrap; }
.button-outline:hover { background: var(--navy); color: #fff; }
.archive-footnote { margin: 24px 0 0; color: var(--ink-soft); font-size: 12px; }

.access-section { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 24px; }
.access-section > div:first-child { padding-right: 12px; }
.access-section > div:first-child p:last-child { margin-top: 20px; color: var(--ink-soft); font-size: 14px; }
.access-card { padding: 28px; border: 1px solid var(--line); background: #fff; }
.access-card h3 { margin: 14px 0 10px; font: 600 21px/1.45 var(--serif); }
.access-card p { margin: 0 0 20px; min-height: 58px; color: var(--ink-soft); font-size: 13px; }
.access-card a { color: var(--blue); font-size: 12px; font-weight: 700; }
.site-footer { background: var(--navy-deep); color: #d6e1e6; }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 28px; padding-block: 46px 28px; }
.footer-brand { margin: 0; color: #fff; font: 600 22px/1.4 var(--serif); }
.footer-inner p:not(.footer-brand) { margin: 4px 0; font-size: 12px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; align-items: start; gap: 10px 22px; max-width: 450px; font-size: 12px; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { text-decoration: underline; }
.footer-inner small { grid-column: 1 / -1; border-top: 1px solid #38495c; padding-top: 19px; color: #9bafbb; font-size: 10px; }

@media (max-width: 800px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding-block: 17px 0; gap: 9px; }
  .global-nav { gap: 22px; max-width: 100%; overflow-x: auto; white-space: nowrap; }
  .global-nav a { padding: 10px 0 13px; }
  .global-nav a[aria-current]::after { bottom: 5px; }
  .hero-inner { grid-template-columns: 1fr; gap: 34px; padding-block: 58px; }
  .hero-feature { max-width: 430px; }
  .section { padding-block: 65px; }
  .access-section { grid-template-columns: 1fr 1fr; }
  .access-section > div:first-child { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .shell { width: min(100% - 32px, 1120px); }
  .brand-name { font-size: 17px; }
  .global-nav { width: 100%; justify-content: space-between; gap: 13px; font-size: 12px; }
  .hero-inner { padding-block: 50px; }
  .hero h1 { font-size: clamp(31px, 8vw, 42px); }
  .hero-lead { font-size: 14px; }
  .hero-feature { padding: 24px; }
  .section-nav { gap: 24px; }
  .section-heading { display: block; }
  .section-note { margin-top: 12px; }
  .event-row { grid-template-columns: 95px 1fr; gap: 13px; padding: 19px 13px; }
  .event-date strong { font-size: 24px; }
  .event-info h3 { font-size: 16px; }
  .event-info p { font-size: 12px; }
  .event-status { grid-column: 2; justify-self: start; margin-top: -4px; }
  .archive-grid, .archive-card, .archive-card-featured { grid-template-columns: 1fr; }
  .archive-card-featured { grid-column: auto; }
  .poster-frame { padding: 18px; }
  .poster-frame img, .archive-card:not(.archive-card-featured) .poster-frame img { max-height: 360px; width: auto; }
  .archive-copy, .archive-card:not(.archive-card-featured) .archive-copy { padding: 24px; }
  .program-panel { grid-template-columns: 44px 1fr; padding: 20px; gap: 12px; }
  .program-icon { width: 44px; height: 44px; }
  .program-panel h3 { font-size: 19px; }
  .button-outline { grid-column: 1 / -1; justify-self: start; }
  .access-section { grid-template-columns: 1fr; }
  .access-section > div:first-child { grid-column: auto; }
  .access-card p { min-height: 0; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Shared navigation and interior pages */
.header-inner { gap: 25px; }
.global-nav { margin-left: auto; gap: clamp(14px, 2vw, 28px); }
.social-nav { display: flex; align-items: center; gap: 12px; padding-left: 20px; border-left: 1px solid var(--line); white-space: nowrap; }
.social-nav a { color: var(--blue); font-size: 12px; font-weight: 800; text-decoration: none; }
.social-nav a:hover { text-decoration: underline; }
.page-hero { background: var(--navy); color: #fff; padding-block: 70px 76px; overflow: hidden; position: relative; }
.page-hero::after { content: "♪"; position: absolute; right: 9%; bottom: -105px; color: rgba(255,255,255,.055); font: 350px/1 var(--serif); pointer-events: none; }
.page-hero .shell { position: relative; z-index: 1; }
.page-hero h1 { margin: 0; font: 600 clamp(38px, 5vw, 56px)/1.4 var(--serif); letter-spacing: .05em; }
.page-hero p:last-child { margin: 10px 0 0; color: #d7e2e5; font-size: 15px; }
.page-grid { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 45px; align-items: start; }
.page-content { min-width: 0; }
.page-content > .section { padding-block: 68px 78px; }
.page-content > .section + .section { border-top: 1px solid var(--line); }
.page-sidebar { align-self: stretch; padding-top: 68px; }
.page-sidebar .section-nav { position: sticky; top: 26px; display: flex; flex-direction: column; gap: 0; overflow: visible; border-left: 1px solid var(--line); white-space: normal; }
.sidebar-label { padding: 4px 0 13px 17px; color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: .14em; }
.page-sidebar .section-nav a { padding: 9px 8px 9px 17px; margin-left: -1px; border-left: 2px solid transparent; border-bottom: 0; color: var(--ink-soft); font-size: 12px; }
.page-sidebar .section-nav a:hover, .page-sidebar .section-nav a:focus-visible { border-left-color: var(--accent); color: var(--ink); }
.page-content .section-soft { margin-inline: -23px; padding-inline: 23px; }
.section-inner { width: 100%; }
.content-title { margin: 0 0 23px; font: 600 clamp(27px, 3vw, 37px)/1.4 var(--serif); letter-spacing: .035em; }
.prose { max-width: 760px; }
.prose p { margin: 0 0 1.15em; line-height: 1.95; }
.section-intro { margin: 0 0 25px; color: var(--ink-soft); line-height: 1.85; }
.text-link { color: var(--blue); text-decoration: none; font-size: 13px; font-weight: 700; border-bottom: 1px solid var(--blue); padding-bottom: 3px; white-space: nowrap; }
.text-link:hover { color: var(--ink); border-color: var(--ink); }
.event-status-link { text-decoration: none; color: var(--blue); border-color: var(--blue); }
.event-status-link:hover { background: var(--blue); color: #fff; }

/* Home */
.home-hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr minmax(270px,.7fr); gap: 60px; align-items: center; min-height: 465px; padding-block: 70px; }
.home-hero h1 { margin: 0; font: 600 clamp(37px, 4.5vw, 61px)/1.45 var(--serif); letter-spacing: .045em; }
.home-hero .hero-lead { max-width: 550px; }
.hero-actions { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.button-light { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; padding: 12px 18px; background: #fff; color: var(--ink); text-decoration: none; font-size: 13px; font-weight: 700; }
.button-light:hover { background: #e6f0f1; }
.home-hero-art { position: relative; height: 330px; border: 1px solid rgba(255,255,255,.24); overflow: hidden; background: linear-gradient(138deg, rgba(130,176,186,.25), transparent 63%); }
.hero-art-circle { position: absolute; width: 268px; height: 268px; border-radius: 50%; border: 1px solid rgba(255,255,255,.37); left: 16%; top: 9%; box-shadow: 0 0 0 38px rgba(255,255,255,.025),0 0 0 77px rgba(255,255,255,.018); }
.hero-art-staff { position: absolute; width: 520px; height: 64px; left: -60px; border-top: 1px solid rgba(255,255,255,.2); border-bottom: 1px solid rgba(255,255,255,.2); background: repeating-linear-gradient(to bottom, transparent 0 14px, rgba(255,255,255,.19) 14px 15px); transform: rotate(-18deg); }
.staff-one { top: 76px; }.staff-two { top: 206px; }
.hero-art-note { position: absolute; top: 32px; left: 38%; color: #d0e0dc; font: 240px/1 var(--serif); transform: rotate(8deg); }
.hero-art-caption { position: absolute; right: 19px; bottom: 14px; color: rgba(255,255,255,.7); font: 700 11px/1.7 var(--sans); text-align: right; letter-spacing: .23em; }
.highlight-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.highlight-card { display: flex; flex-direction: column; min-height: 258px; padding: 30px; background: #fff; border: 1px solid var(--line); }
.highlight-primary { background: var(--navy); color: #fff; border-color: var(--navy); }
.highlight-label { color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: .18em; }
.highlight-primary .highlight-label { color: #b6d7df; }
.highlight-date { margin: 25px 0 2px; font: 500 25px/1.3 var(--serif); }
.highlight-date span { font: 700 11px/1 var(--sans); letter-spacing: .1em; }
.highlight-card h3 { margin: 0 0 3px; font: 600 26px/1.4 var(--serif); }
.highlight-card p:not(.highlight-date) { margin: 0 0 20px; color: var(--ink-soft); font-size: 13px; }
.highlight-primary p:not(.highlight-date) { color: #d7e2e5; }
.highlight-card a { display: flex; justify-content: space-between; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); font-size: 12px; font-weight: 700; text-decoration: none; }
.highlight-primary a { border-top-color: rgba(255,255,255,.3); }
.home-about-grid { display: grid; grid-template-columns: .85fr 1fr; gap: 80px; }
.home-about h2 { margin: 0; font: 600 clamp(28px, 3.3vw, 42px)/1.55 var(--serif); }
.home-about-grid p { margin: 0 0 18px; }
.news-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--ink); }
.news-list li { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 15px; align-items: baseline; padding: 17px 12px; border-bottom: 1px solid var(--line); font-size: 14px; }
.news-list time { color: var(--blue); font-size: 13px; font-weight: 700; white-space: nowrap; }
/* 分類は日付欄に表示。管理画面用の分類フィールドはHTML内に保持する。 */
.news-category { display: none; }
.instagram-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.poster-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 18px; }
.poster-grid figure { margin: 0; padding: 18px; background: #fff; border: 1px solid var(--line); }
.poster-grid img { width: 100%; height: 250px; object-fit: contain; background: var(--soft); }
.poster-grid figcaption { margin-top: 12px; font-size: 13px; font-weight: 700; }
.instagram-card { position: relative; display: flex; flex-direction: column; min-height: 258px; padding: 23px; overflow: hidden; background: #d8e4e8; color: var(--ink); text-decoration: none; }
.instagram-card.tone-two { background: #e9ded6; }.instagram-card.tone-three { background: #dcdfe7; }
.instagram-card::before { content: ""; position: absolute; width: 210px; height: 210px; border: 1px solid rgba(20,36,58,.16); border-radius: 50%; top: -80px; right: -65px; }
.instagram-art { align-self: flex-end; height: 102px; color: rgba(20,36,58,.37); font: 130px/1 var(--serif); }
.instagram-date { margin-top: auto; font-size: 10px; font-weight: 800; letter-spacing: .1em; }
.instagram-card strong { display: block; margin: 6px 20px 0 0; font-size: 15px; line-height: 1.5; }
.instagram-arrow { position: absolute; right: 20px; bottom: 18px; font-size: 21px; }
.instagram-card:hover { box-shadow: 0 10px 25px rgba(20,36,58,.12); transform: translateY(-2px); }
.history-year { border-top: 1px solid var(--line); }
.history-year:last-of-type { border-bottom: 1px solid var(--line); }
.history-year summary { display: flex; justify-content: space-between; align-items: center; padding: 18px 5px; cursor: pointer; font: 600 22px/1.4 var(--serif); }
.history-year summary span { color: var(--ink-soft); font: 500 12px/1.4 var(--sans); }
.history-year ol { list-style: none; padding: 0 5px 20px; margin: 0; }
.history-year li { display: grid; grid-template-columns: minmax(170px,240px) 1fr; gap: 15px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 13px; }
.history-date { color: var(--blue); font-weight: 700; }
.home-contact { background: var(--navy); color: #fff; }
.home-contact-inner { display: flex; justify-content: space-between; align-items: center; gap: 25px; padding-block: 55px; }
.home-contact h2 { margin: 0; font: 600 clamp(25px,3vw,37px)/1.4 var(--serif); }
.home-contact p:last-child { margin: 8px 0 0; color: #d7e2e5; font-size: 13px; }

/* Club introduction */
.fact-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; border-top: 1px solid var(--line); margin-top: 32px; padding-top: 22px; }
.fact-row > div { display: flex; flex-direction: column; }
.fact-row strong { color: var(--blue); font: 500 31px/1.2 var(--serif); }
.fact-row span { color: var(--ink-soft); font-size: 11px; }.fact-unit { font: 600 14px/1 var(--sans); }
.contact-panel { display: grid; grid-template-columns: 1fr auto; gap: 25px; padding: 26px; background: var(--navy); color: #fff; }
.contact-panel h3 { margin: 5px 0; font: 600 23px/1.4 var(--serif); }
.contact-panel p { margin: 0; color: #cbd8dd; font-size: 12px; }
.contact-panel .archive-year { color: #b6d7df; }
.contact-panel { align-items: start; }
.contact-panel .contact-copy { min-width: 0; }
.contact-panel .contact-links { margin-top: 16px; min-width: 0; }
.contact-panel .contact-links a { overflow-wrap: anywhere; }
.contact-panel .qr-row { gap: 16px; margin-top: 0; flex-wrap: wrap; }
.contact-panel .qr-row figcaption { margin-top: 6px; color: #d7e2e5; }
.contact-panel .qr-row a { display: block; }
.contact-links { display: flex; flex-direction: column; gap: 6px; align-items: stretch; min-width: 185px; }
.contact-links a { padding: 8px 12px; border: 1px solid rgba(255,255,255,.4); color: #fff; font-size: 12px; font-weight: 700; text-decoration: none; }
.contact-links a:hover { background: rgba(255,255,255,.12); }
.qa-list article { padding: 22px 0; border-bottom: 1px solid var(--line); }
.qa-list h3 { margin: 0 0 5px; font-size: 17px; }
.qa-list p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.qr-row { display: flex; gap: 22px; margin-top: 24px; }
.qr-row figure { margin: 0; width: 110px; text-align: center; }
.qr-row img { width: 110px; height: 110px; object-fit: contain; background: #fff; border: 1px solid var(--line); padding: 5px; }
.qr-row figcaption { color: var(--ink-soft); font-size: 10px; }
.event-description-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; margin-bottom: 24px; }
.event-description-grid article { padding: 21px; background: #fff; border: 1px solid var(--line); }
.event-description-grid article > span { color: var(--blue); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.event-description-grid h3 { margin: 6px 0 8px; font: 600 18px/1.45 var(--serif); }
.event-description-grid p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.event-history { margin-bottom: 25px; }
.room-list { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; }
.room-list article { padding: 23px; border: 1px solid var(--line); background: #fff; }
.room-location { color: var(--blue); font-size: 11px; font-weight: 700; }
.room-list h3 { margin: 8px 0; font: 600 20px/1.4 var(--serif); }
.room-list p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.room-tag { display: inline-block; margin-top: 12px; padding: 2px 9px; border: 1px solid var(--line); border-radius: 30px; color: var(--blue); font-size: 11px; }

/* Links */
.link-list { border-top: 1px solid var(--ink); }
.link-list a { display: flex; justify-content: space-between; align-items: center; gap: 18px; min-height: 64px; padding: 14px 14px; border-bottom: 1px solid var(--line); text-decoration: none; font-weight: 700; }
.link-list a:hover { background: #f0f3f3; color: var(--blue); }
.link-list a > span:last-child { color: var(--blue); font-size: 21px; }
.link-list small { margin-left: 10px; color: var(--ink-soft); font-size: 10px; font-weight: 500; }
.link-list em { display: block; color: var(--ink-soft); font-size: 12px; font-style: normal; font-weight: 400; }

@media (max-width: 1000px) {
  .header-inner { flex-wrap: wrap; padding-block: 14px 0; }
  .global-nav { order: 3; width: 100%; margin: 0; }
  .social-nav { margin-left: auto; }
  .global-nav a { padding-block: 9px 13px; }
  .global-nav a[aria-current]::after { bottom: 5px; }
  .page-grid { grid-template-columns: 160px minmax(0,1fr); gap: 27px; }
}

@media (max-width: 800px) {
  .header-inner { flex-direction: row; align-items: center; gap: 10px; padding-block: 14px 0; }
  .global-nav { width: 100%; order: 3; gap: 22px; }
  .social-nav { order: 2; }
  .page-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .page-sidebar { padding-top: 0; margin-inline: -24px; background: #fff; border-bottom: 1px solid var(--line); }
  .page-sidebar .section-nav { position: static; display: flex; flex-direction: row; gap: 24px; padding-inline: 24px; overflow-x: auto; border: 0; white-space: nowrap; }
  .sidebar-label { display: none; }
  .page-sidebar .section-nav a { margin: 0; padding: 13px 0; border-left: 0; border-bottom: 2px solid transparent; }
  .page-sidebar .section-nav a:hover { border-left: 0; border-bottom-color: var(--accent); }
  .page-content > .section { padding-block: 60px; }
  .home-hero-inner { grid-template-columns: 1fr; gap: 20px; min-height: auto; }
  .home-hero-art { display: none; }
  .home-about-grid { gap: 35px; }
}

@media (max-width: 620px) {
  .brand-name { font-size: 17px; }
  .social-nav { gap: 10px; padding-left: 12px; }
  .social-nav a { font-size: 11px; }
  .global-nav { justify-content: space-between; gap: 12px; }
  .page-hero { padding-block: 48px 53px; }
  .page-sidebar { margin-inline: -16px; }
  .page-sidebar .section-nav { padding-inline: 16px; gap: 20px; }
  .page-content .section-soft { margin-inline: -16px; padding-inline: 16px; }
  .home-hero-inner { padding-block: 55px; }
  .home-hero h1 { font-size: clamp(31px,8vw,43px); }
  .highlight-grid, .home-about-grid, .instagram-grid, .event-description-grid, .room-list { grid-template-columns: 1fr; }
  .poster-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .poster-grid img { height: 220px; }
  .news-list li { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .news-list li > span:last-child { grid-column: 1 / -1; }
  .history-year li { grid-template-columns: 1fr; gap: 2px; }
  .home-contact-inner { flex-direction: column; align-items: flex-start; }
  .fact-row strong { font-size: 25px; }
  .contact-panel { grid-template-columns: 1fr; }
  .contact-links { min-width: 0; }
  .link-list small { display: block; margin: 0; }
}

@media (max-width: 390px) {
  .poster-grid { grid-template-columns: 1fr; }
  .brand-mark { width: 36px; height: 36px; font-size: 24px; }
  .brand-name { font-size: 15px; }
  .social-nav { gap: 8px; padding-left: 10px; }
  .social-nav a:last-child { font-size: 0; }
  .social-nav a:last-child::after { content: "IG"; font-size: 11px; }
}

/* 旧版の文章をそのまま掲載する箇所 */
.event-description-grid article p + p,.room-list article p + p{margin-top:.7rem}
.event-description-grid article:nth-child(5){grid-column:1/-1}
.original-schedule{margin-top:.5rem;font-size:.88rem;color:var(--muted,#637083)}
.original-caption{line-height:1.8}
.old-heading{margin:.7rem 0 0}
.old-home-notice{margin-block:2rem}.old-home-notice .prose{padding:1.5rem}.old-home-notice h2{font-size:1.2rem}
.past-schedule{margin-top:1.5rem}.past-schedule h3{font-size:1.1rem}
@media(max-width:700px){.event-description-grid article:nth-child(5){grid-column:auto}}