:root {
    --ivory: #FFFBF3;
    --cream: #FFF6E4;
    --pale-gold: #F8E7B8;
    --ink: #1C1608;
    --body: #3A3120;
    --muted: #6B5E43;
    --note: #8A7B5E;
    --gold: #D4A017;
    --bright-gold: #E8C547;
    --warm-gold: #F0C94A;
    --deep-gold: #B8860B;
    --line: rgba(212,160,23,0.18);
    --shadow: 0 16px 42px rgba(80,55,10,0.10);
    --footer: #1A1508;
    --max: 1280px;
    --top-height: 126px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--ivory);
    color: var(--body);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.75;
    overflow-x: hidden;
}
body.ui-locked { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
img { max-width: 100%; }
.sr-only {
    position: absolute !important;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0);
    white-space: nowrap; border: 0;
}
.skip-link {
    position: fixed;
    left: 16px;
    top: -80px;
    z-index: 9999;
    background: var(--ink);
    color: var(--cream);
    padding: 10px 14px;
    border-radius: 8px;
}
.skip-link:focus { top: 10px; }
.site-wrap { width: min(calc(100% - 32px), var(--max)); margin-inline: auto; }
.site-top { position: fixed; inset: 0 0 auto 0; z-index: 1000; box-shadow: 0 4px 18px rgba(80,55,10,.05); }
.curtain-line { height: 20px; background: var(--footer); color: var(--pale-gold); font-size: 12px; letter-spacing: .04em; }
.curtain-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.text-button {
    border: 0; background: transparent; color: var(--pale-gold);
    min-width: 44px; min-height: 20px; padding: 0 4px; cursor: pointer;
}
.host-bar { height: 64px; background: var(--ivory); border-bottom: 1px solid var(--line); }
.host-inner { height: 100%; display: grid; grid-template-columns: minmax(160px,1fr) auto minmax(160px,1fr); align-items: center; gap: 16px; }
.brand-link { justify-self: start; display: inline-flex; align-items: center; min-height: 44px; }
.brand-logo { display: block; width: auto; max-width: 220px; height: auto; max-height: 38px; object-fit: contain; object-position: left center; }
.brand-word { color: var(--ink); font-weight: 800; letter-spacing: .08em; font-size: 20px; }
.menu-toggle {
    justify-self: center; display: inline-flex; align-items: center; gap: 10px;
    min-height: 44px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 10px;
    background: var(--cream); cursor: pointer; font-weight: 700;
}
.apply-link {
    justify-self: end; min-height: 44px; display: inline-flex; align-items: center; justify-content: center;
    padding: 8px 18px; border-radius: 10px; background: linear-gradient(135deg,#F0C94A 0%,#D4A017 55%,#B8860B 100%);
    color: var(--ink); font-weight: 800; border: 1px solid rgba(184,134,11,.25);
}
.sequence-nav { height: 42px; background: var(--pale-gold); border-bottom: 1px solid var(--line); }
.sequence-inner { height: 100%; display: flex; align-items: center; justify-content: flex-start; gap: 8px; overflow: hidden; }
.sequence-inner a { display: inline-flex; align-items: center; min-height: 32px; padding: 5px 12px; border-radius: 8px; color: var(--ink); font-weight: 700; font-size: 14px; white-space: nowrap; }
.sequence-inner a.is-current { background: var(--warm-gold); box-shadow: inset 0 0 0 1px rgba(184,134,11,.22); }
.site-main { padding-top: calc(var(--top-height) + 28px); min-height: 65vh; }

.page-hero, .home-hero {
    width: min(calc(100% - 32px), var(--max));
    margin: 0 auto 34px;
}
.hero-copy { max-width: 860px; margin-top: 24px; }
.eyebrow { color: var(--deep-gold); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3 { color: var(--ink); line-height: 1.25; margin-top: 0; }
h1 { font-size: clamp(28px, 4vw, 32px); margin-bottom: 14px; letter-spacing: -.01em; }
h2 { font-size: clamp(22px, 3vw, 28px); margin-bottom: 12px; }
h3 { font-size: 18px; margin-bottom: 8px; }
p { margin: 0 0 1em; }
.lead { font-size: 18px; color: var(--muted); max-width: 900px; }
.hero-actions, .button-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }
.button-primary, .button-secondary {
    min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 10px 18px; border-radius: 10px; font-weight: 800;
}
.button-primary { color: var(--ink); background: linear-gradient(135deg,#F0C94A 0%,#D4A017 55%,#B8860B 100%); border: 1px solid rgba(184,134,11,.25); }
.button-secondary { color: var(--ink); background: var(--cream); border: 1px solid var(--line); }

.media-slot {
    margin: 0; width: 100%; min-height: 180px; background: linear-gradient(135deg, var(--cream), var(--pale-gold));
    border: 1px solid var(--line); border-radius: 14px; display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.media-slot img { width: 100%; height: 100%; object-fit: contain; object-position: center; display: block; }
.media-empty span { color: var(--muted); font-weight: 800; letter-spacing: .08em; }
.hero-media { max-height: 300px; min-height: 220px; aspect-ratio: 16/9; }
.hero-media img { max-height: 300px; }
.section-media { min-height: 200px; max-height: 240px; aspect-ratio: 16/9; }
.section-media img { max-height: 240px; }
.portrait-media { min-height: 300px; max-height: 420px; aspect-ratio: 3/4; }
.portrait-media img { max-height: 420px; }
.logo-media { min-height: 0; }

.content-section { width: min(calc(100% - 32px), var(--max)); margin: 0 auto 42px; }
.section-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 18px; }
.section-head > div { max-width: 850px; }
.section-note { max-width: 360px; color: var(--note); font-size: 14px; }
.card-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 16px; }
.card-grid.three { grid-template-columns: repeat(3, minmax(0,1fr)); }
.card-grid.two { grid-template-columns: repeat(2, minmax(0,1fr)); }
.info-card {
    background: #fffdf8; border: 1px solid var(--line); border-radius: 14px; padding: 20px; box-shadow: 0 10px 28px rgba(80,55,10,.05);
}
.info-card .num { display: block; color: var(--deep-gold); font-size: 13px; font-weight: 900; letter-spacing: .1em; margin-bottom: 12px; }
.info-card p:last-child { margin-bottom: 0; }
.info-card a.more { display: inline-flex; margin-top: 12px; font-weight: 800; color: var(--deep-gold); }
.tone-gold { background: var(--warm-gold); color: var(--ink); }
.tone-deep { background: var(--deep-gold); color: #fffaf0; }
.tone-deep h3, .tone-deep p, .tone-deep a { color: #fffaf0; }
.tone-soft { background: var(--pale-gold); }

.split-section { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 28px; align-items: center; }
.split-section.reverse .media-slot { order: 2; }
.split-section.reverse .split-copy { order: 1; }
.split-copy { background: #fffdf8; border: 1px solid var(--line); border-radius: 14px; padding: clamp(20px, 3vw, 34px); }
.number-list { display: grid; gap: 12px; margin-top: 18px; }
.number-item { display: grid; grid-template-columns: 52px 1fr; gap: 14px; align-items: start; padding: 14px 0; border-top: 1px solid var(--line); }
.number-item:first-child { border-top: 0; }
.number-item strong:first-child { color: var(--deep-gold); font-size: 22px; }

.prose-panel { background: #fffdf8; border: 1px solid var(--line); border-radius: 14px; padding: clamp(22px, 4vw, 42px); box-shadow: var(--shadow); }
.prose-panel + .prose-panel { margin-top: 18px; }
.prose-panel p { max-width: 980px; }
.prose-columns { columns: 2 360px; column-gap: 32px; }
.prose-columns p { break-inside: avoid; }

.stage-index, .standard-list, .timeline, .program-list, .notice-board, .lesson-list, .manual-list { display: grid; gap: 14px; }
.stage-index article, .standard-list article, .program-list article, .notice-board article, .lesson-list article, .manual-list article {
    padding: 20px; border: 1px solid var(--line); border-radius: 12px; background: #fffdf8;
}
.stage-index article { display: grid; grid-template-columns: 64px 1fr; gap: 16px; }
.stage-index .index-no { font-size: 24px; color: var(--deep-gold); font-weight: 900; }
.timeline { position: relative; }
.timeline::before { content: ""; position: absolute; left: 24px; top: 12px; bottom: 12px; width: 1px; background: var(--line); }
.timeline article { position: relative; display: grid; grid-template-columns: 50px 1fr; gap: 18px; padding: 0 0 18px; }
.timeline article::before { content: ""; width: 11px; height: 11px; border-radius: 50%; background: var(--gold); position: absolute; left: 19px; top: 9px; box-shadow: 0 0 0 5px var(--cream); }
.timeline .step-no { position: relative; z-index: 1; font-weight: 900; color: var(--deep-gold); text-align: center; }
.timeline .step-copy { background: #fffdf8; border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; }

.status { display: inline-flex; align-items: center; min-height: 28px; padding: 3px 10px; border-radius: 8px; font-size: 13px; font-weight: 800; background: var(--pale-gold); color: var(--ink); }
.status.ready { background: var(--warm-gold); }
.status.pending { background: var(--cream); border: 1px solid var(--line); }

.roster-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 14px; }
.roster-card { background: #fffdf8; border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.roster-card strong { display: block; color: var(--ink); margin-bottom: 8px; }
.roster-card dl { margin: 12px 0 0; display: grid; grid-template-columns: 88px 1fr; gap: 6px 10px; font-size: 14px; }
.roster-card dt { color: var(--note); }
.roster-card dd { margin: 0; color: var(--muted); }

.gallery-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.gallery-item { background: #fffdf8; border: 1px solid var(--line); border-radius: 14px; padding: 14px; }
.gallery-item h3 { margin-top: 14px; }
.gallery-item p { color: var(--muted); }

.magazine-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 22px; align-items: start; }
.magazine-aside { display: grid; gap: 16px; }
.feature-quote { border-left: 4px solid var(--gold); padding: 14px 0 14px 18px; color: var(--muted); font-size: 19px; }

.faq-list { display: grid; gap: 14px; }
.faq-item { background: #fffdf8; border: 1px solid var(--line); border-radius: 12px; padding: 20px; }
.faq-item h2 { font-size: 19px; }

.check-list { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 10px; }
.check-list li { position: relative; padding-left: 30px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--deep-gold); font-weight: 900; }
.warning-list li::before { content: "!"; }

.app-grid { display: grid; grid-template-columns: minmax(220px,.65fr) minmax(0,1.35fr); gap: 28px; align-items: center; }
.app-icon { width: 72px; height: 72px; object-fit: contain; border-radius: 14px; }

.site-footer { background: var(--footer); color: var(--cream); border-top: 1px solid rgba(232,197,71,.25); margin-top: 56px; padding: 42px 0 28px; }
.footer-brand-row { display: flex; justify-content: space-between; gap: 28px; align-items: center; padding-bottom: 28px; border-bottom: 1px solid rgba(248,231,184,.16); }
.footer-brand { display: flex; align-items: center; gap: 14px; min-width: 250px; }
.footer-logo { display: block; max-width: 190px; max-height: 34px; object-fit: contain; object-position: left center; }
.footer-brand strong { color: var(--cream); display: block; font-size: 19px; }
.footer-brand span { color: var(--pale-gold); font-size: 12px; letter-spacing: .1em; }
.footer-brand-row p { color: #e8dfca; max-width: 720px; margin: 0; }
.footer-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 22px; padding: 30px 0; }
.footer-grid section { display: flex; flex-direction: column; gap: 8px; }
.footer-grid h2 { color: var(--pale-gold); font-size: 15px; margin-bottom: 4px; }
.footer-grid a { color: #f8f0dc; font-size: 14px; width: fit-content; }
.footer-note { border-top: 1px solid rgba(248,231,184,.16); padding-top: 22px; font-size: 13px; color: #d7ccb5; }
.footer-note p { max-width: 980px; }

.ui-overlay {
    position: fixed; inset: 0; z-index: 1400; background: rgba(28,22,8,.42); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, visibility .2s ease;
}
.ui-overlay.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.seat-drawer {
    position: fixed; inset: 0 0 0 auto; z-index: 1500; width: min(390px, 86vw); height: 100dvh; background: var(--ivory);
    transform: translateX(104%); visibility: hidden; pointer-events: none; transition: transform .24s ease, visibility .24s ease; overflow-y: auto; box-shadow: -16px 0 42px rgba(28,22,8,.18);
}
.seat-drawer.is-open { transform: translateX(0); visibility: visible; pointer-events: auto; }
.drawer-head { position: sticky; top: 0; z-index: 2; background: var(--ivory); border-bottom: 1px solid var(--line); min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 16px; }
.drawer-brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.drawer-brand img { width: auto; max-width: 140px; max-height: 30px; object-fit: contain; }
.drawer-brand strong { display: block; color: var(--ink); }
.drawer-brand span { display: block; color: var(--note); font-size: 10px; letter-spacing: .08em; }
.icon-close { width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 10px; background: var(--cream); cursor: pointer; font-size: 24px; line-height: 1; }
.drawer-groups { padding: 14px; display: grid; gap: 14px; }
.seat-card { border: 1px solid var(--line); border-radius: 14px; background: #fffdf8; padding: 14px; }
.seat-card h2 { font-size: 15px; color: var(--deep-gold); margin-bottom: 8px; }
.seat-card a { display: block; padding: 10px 8px; border-top: 1px solid var(--line); border-radius: 8px; }
.seat-card a:first-of-type { border-top: 0; }
.seat-card strong { display: block; color: var(--ink); font-size: 15px; }
.seat-card span { display: block; color: var(--muted); font-size: 12px; line-height: 1.55; margin-top: 2px; }

.search-panel {
    position: fixed; z-index: 1500; left: 0; right: 0; top: 84px; visibility: hidden; pointer-events: none; transform: translateY(-12px); opacity: 0; transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
}
.search-panel.is-open { visibility: visible; pointer-events: auto; transform: translateY(0); opacity: 1; }
.search-card { width: min(calc(100% - 32px), 880px); margin: 0 auto; background: var(--ivory); border: 1px solid var(--line); border-radius: 0 0 14px 14px; box-shadow: var(--shadow); padding: 24px; }
.search-head { display: flex; justify-content: space-between; align-items: start; gap: 18px; }
.search-head h2 { font-size: 24px; margin-bottom: 0; }
.search-field input { width: 100%; min-height: 50px; margin-top: 16px; border: 1px solid var(--line); border-radius: 10px; background: #fffdf8; padding: 10px 14px; color: var(--ink); outline: none; }
.search-links { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; margin-top: 14px; }
.search-links a { min-height: 44px; display: flex; align-items: center; justify-content: center; border-radius: 9px; background: var(--pale-gold); color: var(--ink); font-weight: 800; padding: 8px 10px; }
.search-hint { color: var(--note); font-size: 13px; margin: 14px 0 0; }
.mobile-nav { display: none; }

:where(a, button, input):focus-visible { outline: 3px solid rgba(184,134,11,.55); outline-offset: 3px; }
:where(a, button):hover { filter: brightness(.98); }
.sequence-inner a:hover, .footer-grid a:hover, .seat-card a:hover { text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 980px) {
    .card-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .card-grid.three { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .roster-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .gallery-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .split-section, .magazine-grid, .app-grid { grid-template-columns: 1fr; }
    .split-section.reverse .media-slot, .split-section.reverse .split-copy { order: initial; }
    .footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}

@media (max-width: 720px) {
    :root { --top-height: 84px; }
    .site-wrap { width: min(calc(100% - 32px), var(--max)); }
    .sequence-nav { display: none; }
    .host-inner { grid-template-columns: minmax(0,1fr) auto auto; gap: 8px; }
    .brand-logo { max-width: 132px; max-height: 34px; }
    .brand-word { font-size: 17px; white-space: nowrap; }
    .menu-toggle { padding: 6px 10px; gap: 6px; }
    .apply-link { padding: 7px 11px; }
    .site-main { padding-top: calc(var(--top-height) + 24px); }
    .hero-media { min-height: 170px; max-height: 300px; }
    .section-head { display: block; }
    .section-note { margin-top: 8px; }
    .card-grid, .card-grid.three, .card-grid.two, .roster-grid, .gallery-grid { grid-template-columns: 1fr; }
    .stage-index article { grid-template-columns: 48px 1fr; }
    .prose-columns { columns: 1; }
    .footer-brand-row { display: block; }
    .footer-brand-row p { margin-top: 18px; }
    .footer-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .site-footer { padding-bottom: 88px; }
    .mobile-nav {
        position: fixed; z-index: 1200; left: 0; right: 0; bottom: 0; height: calc(50px + env(safe-area-inset-bottom));
        padding-bottom: env(safe-area-inset-bottom); background: var(--ivory); border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(5,1fr);
    }
    .mobile-nav a { min-width: 0; min-height: 50px; display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; color: var(--muted); }
    .mobile-nav a.is-current { background: var(--warm-gold); color: var(--ink); }
    .search-panel { top: 0; bottom: 0; background: var(--ivory); overflow-y: auto; }
    .search-card { width: 100%; min-height: 100%; border: 0; border-radius: 0; box-shadow: none; padding: max(24px, env(safe-area-inset-top)) 16px calc(80px + env(safe-area-inset-bottom)); }
    .search-links { grid-template-columns: 1fr 1fr; }
    .section-media { min-height: 180px; }
    .portrait-media { min-height: 280px; }
}

@media (max-width: 430px) {
    .curtain-inner { font-size: 11px; }
    .host-inner { grid-template-columns: minmax(0,1fr) auto auto; }
    .brand-logo { max-width: 104px; }
    .menu-toggle span:first-child { display: none; }
    .menu-toggle { width: 44px; padding: 0; justify-content: center; }
    .apply-link { font-size: 13px; padding-inline: 9px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 18px 12px; }
    .search-links { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}