/* ───── NYX Site CSS ───── */
:root{
  color-scheme: dark;
  /* === Color tokens === */
  --obsidian:#0A0A0A;
  --midnight:#0F1A2E;
  --gold:#B8A87A;
  --gold-light:#D4C9A0;
  --gold-dark:#8F8159;
  --bone:#E8E0CE;
  --concrete:#3A3A3D;
  /* === Spacing tokens === */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 48px;
  --space-2xl: 80px;
  --space-3xl: 120px;
  --space-4xl: 160px;
  /* === Font-size tokens (clamp pairs) === */
  --fs-xs: clamp(10px, .7vw, 11px);
  --fs-sm: clamp(12px, .9vw, 13px);
  --fs-base: clamp(14px, 1vw, 15px);
  --fs-md: clamp(16px, 1.4vw, 18px);
  --fs-lg: clamp(20px, 2vw, 26px);
  --fs-xl: clamp(28px, 3vw, 42px);
  --fs-2xl: clamp(32px, 4vw, 56px);
  --fs-3xl: clamp(48px, 6vw, 80px);
  /* === Easing tokens === */
  --ease-out-quart: cubic-bezier(.16, 1, .3, 1);
  --ease-out-expo:  cubic-bezier(.22, 1, .36, 1);
  --ease-in-out:    cubic-bezier(.65, 0, .35, 1);
  /* === Duration tokens === */
  --dur-fast: 200ms;
  --dur-base: 400ms;
  --dur-slow: 800ms;
  --dur-ceremonial: 1200ms;
  /* === Time-of-day theme adjustment (set by JS #23) === */
  --time-tone-hue: 0deg;
  --time-tone-sat: 1;
  --time-tone-bright: 1;
  --foil:linear-gradient(135deg,#8F8159 0%,#D4C9A0 25%,#B8A87A 50%,#E8E0CE 65%,#B8A87A 75%,#D4C9A0 90%,#8F8159 100%);
  --ease:cubic-bezier(.16,1,.3,1);
  --ease-soft:cubic-bezier(.22,1,.36,1);
  /* Modular type scale (1.333 ratio) */
  --fs-micro:10px;
  --fs-small:13px;
  --fs-body:15px;
  --fs-h4:20px;
  --fs-h3:clamp(22px,2.6vw,32px);
  --fs-h2:clamp(28px,4vw,52px);
  --fs-h1:clamp(40px,6vw,80px);
  --fs-display:clamp(56px,9vw,120px);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--obsidian);color:var(--bone);
  font-family:'Inter','Noto Sans JP',sans-serif;
  font-weight:350;line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}

/* ═══ IMG ERROR FALLBACK — 全画像共通の onerror 処理 ═══ */
img.img-fail{
  background:linear-gradient(135deg,#1A1A1A,var(--obsidian));
  filter:none !important;
  position:relative;
  min-height:80px;
}
.cast-portrait:has(img.img-fail)::after,
.work-image:has(img.img-fail)::after,
.decor-band:has(img.img-fail)::after{
  content:"— image unavailable —";
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  color:var(--gold);font-family:'Cinzel',serif;font-size:10px;
  letter-spacing:.4em;opacity:.6;text-transform:uppercase;
  pointer-events:none;background:none;height:auto;
}

/* ═══ Visually Hidden — A11y h1 等の視覚非表示テキスト (WCAG 1.3.1) ═══ */
.visually-hidden{
  position:absolute;width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ═══ FOCUS-VISIBLE — keyboard navigation indicators (NYX憲法第6条 / WCAG 2.4.7) ═══ */
:focus{outline:none}
:focus-visible{
  outline:1px solid var(--gold-light);
  outline-offset:4px;
  border-radius:2px;
}
a:focus-visible,
button:focus-visible,
[role="button"]:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible{
  outline:1px solid var(--gold-light);
  outline-offset:4px;
}

/* Image aspect ratio safe-class — for portrait images where we set max-height */
.img-keep-ratio{
  width:auto !important;
  height:auto !important;
  max-width:100%;
  object-fit:contain;
}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s !important;transition-duration:.001s !important;scroll-behavior:auto !important}
}

/* ═══ CUSTOM CURSOR (gold) — desktop only / motion-safe only ═══ */
@media(hover:hover) and (pointer:fine) and (prefers-reduced-motion:no-preference){
  body{cursor:none}
  a,button,[role="button"],label,.fr-key-wrap,.value-card{cursor:none}
  /* NYX憲法第6条: 入力系はネイティブのI-beam/dragカーソルを残す（フォームUX保全） */
  input,textarea,select{cursor:auto}
  .nyx-cursor{
    position:fixed;left:0;top:0;
    width:14px;height:14px;border-radius:50%;
    background:var(--gold-light);
    box-shadow:0 0 18px rgba(212,201,160,.7),0 0 4px rgba(212,201,160,.9);
    pointer-events:none;
    z-index:9999;
    transform:translate(-50%,-50%) scale(1);
    transform-origin:center center;
    transition:transform .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
    mix-blend-mode:screen;
    will-change:transform;
  }
  .nyx-cursor-ring{
    position:fixed;left:0;top:0;
    width:40px;height:40px;border-radius:50%;
    border:1px solid rgba(184,168,122,.5);
    pointer-events:none;
    z-index:9998;
    transform:translate(-50%,-50%) scale(1);
    transform-origin:center center;
    transition:transform .4s var(--ease),border-color .4s var(--ease),opacity .3s var(--ease);
    will-change:transform;
  }
  /* hover時はscale変換でlayout-thrash回避 */
  .nyx-cursor.hover{transform:translate(-50%,-50%) scale(.57);background:var(--gold)} /* 14→8 */
  .nyx-cursor-ring.hover{transform:translate(-50%,-50%) scale(1.5);border-color:var(--gold-light);border-width:1.5px} /* 40→60 */
  .nyx-cursor.hidden,.nyx-cursor-ring.hidden{opacity:0}
  /* Hide native cursor over interactive elements that have their own */
  .whispers,.fr-key-wrap.dragging{cursor:none}
}

/* Page transition fade-in */
body.page-fade{
  animation:pageFadeIn 1.4s var(--ease);
}
@keyframes pageFadeIn{
  from{opacity:0;filter:blur(8px)}
  to{opacity:1;filter:blur(0)}
}

/* ═══ PERSISTENT UI ═══ */
.persist{
  position:fixed;z-index:200;
  font-family:'Cinzel',serif;
  font-size:11px;letter-spacing:.4em;
  text-transform:uppercase;
  color:var(--bone);
}
/* Corner ornaments removed for clarity */
.top-flourish{display:none}

/* Top bar background — appears on scroll for legibility */
body[data-page]:not([data-page="index"])::before{
  content:"";position:fixed;top:0;left:0;right:0;
  height:80px;
  background:linear-gradient(180deg,rgba(5,8,16,.85) 0%,rgba(5,8,16,.5) 60%,transparent 100%);
  backdrop-filter:blur(8px);
  z-index:195;
  pointer-events:none;
  opacity:0;
  transition:opacity .4s var(--ease);
}
body[data-page]:not([data-page="index"]).scrolled::before{opacity:1}

.brand-mark{top:22px;left:32px;cursor:pointer;text-decoration:none;line-height:0;display:block;height:auto;filter:drop-shadow(0 2px 12px rgba(0,0,0,.7))}
.brand-mark img,.brand-mark picture{display:block;width:auto;height:48px;opacity:.94;transition:opacity .5s var(--ease)}
.brand-mark:hover img,.brand-mark:focus-visible img{opacity:1}
@media (max-width:768px){
  .brand-mark{top:24px;left:20px}
  .brand-mark img{height:44px}
}

/* Top-right menu — vertically aligned with brand-mark */
.nav-menu{
  position:fixed;top:32px;right:40px;z-index:201;
  display:flex;align-items:center;gap:28px;
  height:24px;line-height:1;
}
.nav-menu::after{
  content:"";display:inline-block;
  width:20px;height:1px;background:var(--gold);
  opacity:.65;order:99;margin-left:8px;
}
.nav-menu a{
  font-family:'Noto Serif JP','Cinzel',serif;
  font-size:14px;font-weight:400;
  letter-spacing:.15em;color:var(--bone);
  opacity:.85;
  transition:opacity .3s var(--ease),color .3s var(--ease);
  position:relative;padding:6px 0;
  text-decoration:none;
  text-shadow:0 2px 12px rgba(0,0,0,.7);
}
.nav-menu a:hover,.nav-menu a.active{opacity:1;color:var(--gold)}
.nav-menu a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;
  height:1px;background:var(--gold);
}
.nav-menu .roman{
  font-family:'Cinzel',serif;font-size:11px;
  letter-spacing:.4em;color:var(--gold);opacity:.6;
  font-feature-settings:"tnum";
  padding-left:24px;border-left:1px solid rgba(184,168,122,.3);
  text-transform:uppercase;
  display:none; /* PC: II/VII 表記は非表示 (モバイル展開メニューでも display:none 維持) */
}

/* JP/EN nav text — show one based on root[data-lang] */
.nav-menu a .nav-en{display:none}
:root[data-lang="en"] .nav-menu a .nav-jp{display:none}
:root[data-lang="en"] .nav-menu a .nav-en{display:inline}

/* Language toggle button */
.nav-lang{
  display:inline-flex;align-items:center;gap:6px;
  font-family:'Cinzel',serif;font-size:11px;letter-spacing:.2em;
  color:var(--gold);background:none;border:none;cursor:pointer;
  padding:6px 8px;
  margin-left:8px;
  transition:opacity .3s var(--ease);
  opacity:.7;
}
.nav-lang:hover{opacity:1}
.nav-lang .lang-sep{opacity:.4}
:root[data-lang="jp"] .nav-lang .lang-jp{color:var(--gold-light);font-weight:500}
:root[data-lang="jp"] .nav-lang .lang-en{opacity:.5}
:root[data-lang="en"] .nav-lang .lang-en{color:var(--gold-light);font-weight:500}
:root[data-lang="en"] .nav-lang .lang-jp{opacity:.5}

/* Hide nav on entry page (Foyer) */
body[data-page="index"] .nav-menu,
body[data-page="index"] .nav-toggle{display:none}

/* Map button — bottom-left */
.map-btn{
  position:fixed;bottom:32px;left:32px;z-index:201;
  width:54px;height:54px;border-radius:50%;
  border:1px solid rgba(184,168,122,.5);
  background:rgba(10,10,10,.85);color:var(--gold);
  display:flex;align-items:center;justify-content:center;
  backdrop-filter:blur(12px);
  transition:transform .4s var(--ease),background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),opacity .4s var(--ease),box-shadow .4s var(--ease);
}
.map-btn:hover{background:var(--gold);color:var(--obsidian);border-color:var(--gold);transform:scale(1.1)}
.map-btn svg{width:24px;height:24px;stroke-width:1}

/* Audio toggle — bottom-right */
.audio-toggle{
  position:fixed;bottom:32px;right:32px;z-index:201;
  width:54px;height:54px;border-radius:50%;
  border:1px solid rgba(184,168,122,.5);
  background:rgba(10,10,10,.85);color:var(--gold);
  font-family:'Cinzel',serif;font-size:9px;letter-spacing:.2em;
  cursor:pointer;backdrop-filter:blur(12px);
  transition:transform .4s var(--ease),background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),opacity .4s var(--ease),box-shadow .4s var(--ease);
  display:flex;align-items:center;justify-content:center;
}
.audio-toggle:hover{background:var(--gold);color:var(--obsidian);border-color:var(--gold);transform:scale(1.05)}

/* PLAYING state — much more prominent so users find Mute easily */
.audio-toggle.playing{
  width:68px;height:68px;
  background:linear-gradient(135deg,rgba(184,168,122,.95) 0%,rgba(212,201,160,.95) 100%);
  color:var(--obsidian);
  border:2px solid var(--gold-light);
  box-shadow:
    0 0 0 4px rgba(184,168,122,.25),
    0 0 32px rgba(184,168,122,.7),
    0 8px 24px rgba(0,0,0,.5);
  font-weight:500;
  letter-spacing:.3em;
  font-size:10px;
}
.audio-toggle.playing:hover{
  background:linear-gradient(135deg,#E8E0CE 0%,#D4C9A0 100%);
  box-shadow:
    0 0 0 6px rgba(232,224,206,.3),
    0 0 48px rgba(232,224,206,.9),
    0 8px 24px rgba(0,0,0,.6);
  transform:scale(1.08);
}

.audio-toggle .pulse{
  position:absolute;inset:-2px;border-radius:50%;
  border:1px solid var(--gold);
  animation:audioPulse 2.4s ease-out infinite;opacity:0;
  pointer-events:none;
}
.audio-toggle.playing .pulse{opacity:1;border-color:var(--gold-light);border-width:2px}
@keyframes audioPulse{0%{transform:scale(1);opacity:.7}100%{transform:scale(2);opacity:0}}

/* Tooltip beside the playing button — appears for first 5s, fades out */
.audio-toggle .tip{
  position:absolute;
  right:calc(100% + 14px);top:50%;
  transform:translateY(-50%);
  font-family:'Noto Sans JP','Cinzel',serif;
  font-size:11px;letter-spacing:.1em;
  color:var(--gold-light);
  background:rgba(15,26,46,.95);
  padding:10px 16px;
  border:1px solid var(--gold);
  white-space:nowrap;
  pointer-events:none;
  opacity:0;
  transition:opacity .4s var(--ease);
  box-shadow:0 4px 20px rgba(0,0,0,.5);
}
.audio-toggle .tip::after{
  content:"";position:absolute;
  right:-6px;top:50%;
  transform:translateY(-50%) rotate(45deg);
  width:10px;height:10px;
  background:rgba(15,26,46,.95);
  border-right:1px solid var(--gold);
  border-top:1px solid var(--gold);
}
.audio-toggle.playing.first-play .tip{opacity:1;animation:tipPulse 1.5s ease-in-out infinite}
@keyframes tipPulse{0%,100%{transform:translateY(-50%) translateX(0)}50%{transform:translateY(-50%) translateX(-4px)}}

/* ═══ MAP OVERLAY ═══ */
.map-overlay{
  position:fixed;inset:0;z-index:300;
  background:rgba(0,0,0,.94);backdrop-filter:blur(20px);
  display:flex;align-items:center;justify-content:center;
  padding:60px 40px;
  opacity:0;pointer-events:none;
  transition:opacity .8s var(--ease);
}
.map-overlay.visible{opacity:1;pointer-events:auto}
.map-overlay-close{
  position:absolute;top:32px;right:32px;
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--gold);color:var(--gold);
  font-family:'Cinzel',serif;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;
}
.map-overlay-close:hover{background:var(--gold);color:var(--obsidian)}
.map-overlay-inner{
  position:relative;max-width:1100px;width:100%;
  background:rgba(15,12,8,.7);
  border:1px solid rgba(184,168,122,.2);
  padding:32px;
  box-shadow:0 80px 160px rgba(0,0,0,.7);
}
.map-overlay-title{
  font-family:'Cinzel',serif;font-weight:400;
  font-size:14px;letter-spacing:.6em;color:var(--gold);
  text-transform:uppercase;text-align:center;
  margin-bottom:24px;
}
.map-overlay img{
  width:100%;display:block;
  filter:sepia(.4) brightness(.92) contrast(1.1);
}
.map-hotspots{position:absolute;inset:32px;top:64px}
.map-overlay-legend{
  margin-top:24px;
  display:flex;justify-content:center;flex-wrap:wrap;gap:24px;
  font-family:'Noto Sans JP',sans-serif;
  font-size:12px;letter-spacing:.06em;
  color:var(--bone);opacity:.85;
}
.map-overlay-legend .legend-item{display:inline-flex;align-items:center;gap:8px}
.map-overlay-legend .legend-dot{
  width:14px;height:14px;border-radius:50%;
  display:inline-block;flex-shrink:0;
}
.map-overlay-legend .legend-current{
  background:var(--gold-light);
  box-shadow:0 0 0 3px rgba(212,201,160,.4),0 0 12px var(--gold-light);
}
.map-overlay-legend .legend-visited{
  background:var(--gold-dark);opacity:.85;
  box-shadow:0 0 0 2px rgba(143,129,89,.2);
}
.map-overlay-legend .legend-default{
  background:var(--gold);
  box-shadow:0 0 0 2px rgba(184,168,122,.3),0 0 6px rgba(184,168,122,.5);
}

/* Hotspot — wraps dot + always-visible label */
.hotspot{
  position:absolute;
  transform:translate(-50%,-50%);
  cursor:pointer;
  display:flex;flex-direction:column;align-items:center;
  gap:6px;
  z-index:2;
}
.hotspot .dot{
  width:18px;height:18px;
  border-radius:50%;
  background:var(--gold);
  box-shadow:0 0 0 4px rgba(184,168,122,.22),0 0 16px rgba(184,168,122,.55);
  position:relative;
  transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),opacity .3s var(--ease),box-shadow .3s var(--ease);
}
.hotspot .dot::after{
  content:"";position:absolute;inset:-14px;
  border-radius:50%;border:1px solid var(--gold);
  animation:hotspotRing 2.6s ease-out infinite;opacity:0;
}
.hotspot .dot-icon{
  width:auto;height:auto;
  background:transparent;
  font-family:'Cinzel',serif;font-size:18px;color:var(--gold-light);
  text-shadow:0 0 12px rgba(184,168,122,.7);
  box-shadow:none;
  padding:0 4px;line-height:1;
}
.hotspot .dot-icon::after{display:none}
.hotspot .label{
  font-family:'Noto Serif JP',serif;
  font-size:11px;font-weight:400;
  letter-spacing:.06em;
  color:var(--bone);
  background:rgba(10,10,10,.85);
  padding:4px 10px;
  border:1px solid rgba(184,168,122,.35);
  border-radius:2px;
  white-space:nowrap;
  backdrop-filter:blur(4px);
  transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),opacity .3s var(--ease),box-shadow .3s var(--ease);
  display:inline-flex;align-items:center;gap:6px;
}
.hotspot .hotspot-num{
  font-family:'Cinzel',serif;font-size:10px;
  letter-spacing:.2em;color:var(--gold);
  padding-right:6px;border-right:1px solid rgba(184,168,122,.35);
}
.hotspot .label-jp{font-weight:400}
.hotspot .label-greek{
  font-family:'Cinzel',serif;font-size:9px;
  color:var(--gold);opacity:.7;letter-spacing:.05em;
}
.hotspot:hover .dot{
  background:var(--gold-light);
  box-shadow:0 0 0 8px rgba(184,168,122,.3),0 0 40px var(--gold);
  transform:scale(1.3);
}
.hotspot:hover .label{
  background:var(--gold);color:var(--obsidian);
  border-color:var(--gold);
}
.hotspot:hover .label-greek,
.hotspot:hover .hotspot-num{color:var(--obsidian);border-right-color:rgba(10,10,10,.4)}

/* Stage hotspot — central, distinctive star */
.hotspot .dot.dot-stage{
  width:36px;height:36px;
  background:transparent;
  font-family:'Cinzel',serif;font-size:22px;
  color:var(--gold-light);
  text-shadow:0 0 16px rgba(212,201,160,.9),0 0 32px rgba(184,168,122,.6);
  box-shadow:none;
  display:flex;align-items:center;justify-content:center;
  line-height:1;
  animation:stageGlow 2.4s ease-in-out infinite;
}
.hotspot .dot.dot-stage::after{
  content:"";position:absolute;inset:-14px;
  border-radius:50%;border:1px solid rgba(212,201,160,.5);
  animation:hotspotRing 3s ease-out infinite;opacity:0;
}
@keyframes stageGlow{
  0%,100%{text-shadow:0 0 16px rgba(212,201,160,.9),0 0 32px rgba(184,168,122,.6);transform:scale(1)}
  50%{text-shadow:0 0 28px rgba(232,224,206,1),0 0 50px rgba(212,201,160,.8);transform:scale(1.1)}
}

/* CURRENT — 強烈な差別化（白光ビーコン + 強い拡張リング） */
.hotspot.current{z-index:10}
.hotspot.current .dot{
  background:var(--bone);width:30px;height:30px;
  box-shadow:
    0 0 0 6px rgba(232,224,206,.7),
    0 0 0 16px rgba(212,201,160,.45),
    0 0 0 28px rgba(184,168,122,.18),
    0 0 70px rgba(232,224,206,.95);
  animation:currentBeacon 1.4s ease-in-out infinite;
}
.hotspot.current .dot::after{
  border:2px solid var(--bone);inset:-22px;
  animation-duration:1.2s;
}
.hotspot.current .dot::before{
  content:"";position:absolute;
  inset:-32px;border-radius:50%;
  border:1px solid rgba(212,201,160,.5);
  animation:hotspotRing 2.2s ease-out infinite;
  animation-delay:.6s;
}
.hotspot.current .label{
  background:linear-gradient(135deg,var(--gold-light) 0%,var(--bone) 100%);
  color:var(--obsidian);
  border:2px solid var(--bone);
  font-weight:600;letter-spacing:.08em;
  box-shadow:0 4px 20px rgba(232,224,206,.4),0 0 0 4px rgba(212,201,160,.2);
}
.hotspot.current .label-greek,
.hotspot.current .hotspot-num{color:var(--obsidian);border-right-color:rgba(10,10,10,.5)}
.hotspot.current .label::before{
  content:"⊙ ";color:var(--obsidian);font-weight:700;
}
@keyframes currentBeacon{
  0%,100%{box-shadow:0 0 0 6px rgba(232,224,206,.7),0 0 0 16px rgba(212,201,160,.45),0 0 0 28px rgba(184,168,122,.18),0 0 70px rgba(232,224,206,.95)}
  50%{box-shadow:0 0 0 9px rgba(232,224,206,.9),0 0 0 22px rgba(212,201,160,.6),0 0 0 38px rgba(184,168,122,.28),0 0 100px rgba(232,224,206,1)}
}

/* VISITED — ダーク・チェック付き */
.hotspot.visited .dot{background:var(--gold-dark);opacity:.85;box-shadow:0 0 0 3px rgba(143,129,89,.15),0 0 8px rgba(143,129,89,.3)}
.hotspot.visited .label{
  opacity:.7;
  border-style:dashed;
  border-color:rgba(184,168,122,.5);
}
.hotspot.visited .label::before{
  content:"✓ ";color:var(--gold-dark);font-weight:500;
}

/* Hidden Room pin */
.hotspot.hidden-pin .dot.dot-hidden{
  background:transparent;
  font-family:'Cinzel',serif;font-size:22px;font-weight:400;
  color:var(--gold-light);
  text-shadow:0 0 16px var(--gold-light),0 0 32px rgba(184,168,122,.6);
  box-shadow:none;
  animation:hiddenPulse 2.4s ease-in-out infinite;
}
.hotspot.hidden-pin .dot.dot-hidden::after{display:none}
.hotspot.hidden-pin .label-hidden{
  background:linear-gradient(135deg,#8F8159 0%,#D4C9A0 50%,#B8A87A 100%);
  color:var(--obsidian);border-color:var(--gold-light);
  font-weight:500;letter-spacing:.2em;
}
@keyframes hiddenPulse{
  0%,100%{opacity:.7;transform:scale(1)}
  50%{opacity:1;transform:scale(1.15)}
}

@keyframes hotspotRing{0%{transform:scale(.6);opacity:.85}100%{transform:scale(2.6);opacity:0}}

/* Hide old tip element if any */
.hotspot-tip{display:none}

/* Greek decorative watermarks */
.greek-watermark{
  position:absolute;
  font-family:'Cinzel',serif;
  color:var(--gold);
  opacity:.05;
  font-weight:300;
  pointer-events:none;
  user-select:none;
  letter-spacing:.05em;
  z-index:0;
}
.greek-watermark-large{
  font-size:clamp(180px,30vw,420px);
  line-height:1;
}
.greek-watermark-medium{
  font-size:clamp(80px,12vw,180px);
  line-height:1;
}

/* ═══ SOUND OPT-IN PROMPT ═══ */
.sound-prompt{
  position:fixed;left:50%;bottom:32px;
  transform:translateX(-50%) translateY(20px);
  z-index:250;
  opacity:0;pointer-events:none;
  transition:opacity .8s var(--ease),transform .8s var(--ease);
}
.sound-prompt.visible{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}
.sound-prompt .sp-inner{
  display:flex;align-items:center;gap:18px;
  padding:14px 28px;
  background:rgba(15,26,46,.92);
  backdrop-filter:blur(16px);
  border:1px solid rgba(184,168,122,.4);
  box-shadow:0 16px 60px rgba(0,0,0,.5),0 0 60px rgba(184,168,122,.15);
}
.sound-prompt .sp-line{width:24px;height:1px;background:var(--gold);opacity:.5}
.sound-prompt .sp-text{display:flex;flex-direction:column;align-items:center;gap:2px}
.sound-prompt .sp-jp{font-family:'Noto Serif JP',serif;font-size:13px;color:var(--bone);letter-spacing:.04em}
.sound-prompt .sp-en{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:11px;color:var(--gold);opacity:.7;letter-spacing:.04em}
.sound-prompt .sp-play{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;
  background:linear-gradient(135deg,var(--gold) 0%,var(--gold-light) 100%);
  color:var(--obsidian);
  font-family:'Cinzel',serif;font-size:11px;letter-spacing:.3em;
  border:none;cursor:pointer;
  transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease),opacity .3s var(--ease),box-shadow .3s var(--ease);
}
.sound-prompt .sp-play:hover{box-shadow:0 0 24px rgba(212,201,160,.6);transform:scale(1.04)}
.sound-prompt .sp-dismiss{
  background:none;border:none;
  font-family:'Cormorant Garamond',serif;font-style:italic;
  font-size:11px;color:var(--bone);opacity:.5;cursor:pointer;
  letter-spacing:.04em;
}
.sound-prompt .sp-dismiss:hover{opacity:1;color:var(--gold)}
@media(max-width:768px){
  .sound-prompt{left:16px;right:16px;transform:translateY(20px);bottom:88px}
  .sound-prompt.visible{transform:translateY(0)}
  .sound-prompt .sp-inner{flex-wrap:wrap;justify-content:center;gap:12px;padding:12px 20px}
  .sound-prompt .sp-line{display:none}
}

/* ═══ HIDDEN ROOM MODAL ═══ */
.hidden-room-overlay{
  position:fixed;inset:0;z-index:400;
  background:radial-gradient(ellipse at center,#142540 0%,#0A1424 40%,#050810 80%,var(--obsidian) 100%);
  backdrop-filter:blur(24px);
  display:flex;align-items:center;justify-content:center;
  padding:60px 32px;
  opacity:0;pointer-events:none;
  transition:opacity 1s var(--ease);
  overflow:hidden;
}
.hidden-room-overlay.visible{opacity:1;pointer-events:auto}
.hidden-room-close{
  position:absolute;top:32px;right:32px;
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--gold);color:var(--gold);
  font-family:'Cinzel',serif;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;background:rgba(10,10,10,.6);
  z-index:10;
}
.hidden-room-close:hover{background:var(--gold);color:var(--obsidian)}
.hidden-room-inner{
  position:relative;z-index:5;
  max-width:680px;text-align:center;
  padding:80px 40px;
}
.hidden-room-numeral{
  position:absolute;top:50%;left:50%;
  transform:translate(-50%,-50%);
  font-family:'Cinzel',serif;font-weight:300;
  font-size:clamp(280px,55vh,640px);
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1px rgba(184,168,122,.18);
  pointer-events:none;
  z-index:-1;
}
.hidden-room-inner .lux-eyebrow{
  font-family:'Cinzel',serif;font-size:11px;letter-spacing:.6em;
  color:var(--gold);text-transform:uppercase;opacity:.85;
}
.hidden-room-inner .lux-title{
  font-family:'Cormorant Garamond','Noto Serif JP',serif;
  font-weight:400;
  font-size:clamp(36px,5vw,64px);
  letter-spacing:.04em;color:var(--bone);
  line-height:1.3;
}
.hidden-room-inner .hr-p{
  font-family:'Noto Serif JP',serif;font-weight:300;
  font-size:clamp(15px,1.6vw,18px);
  color:var(--bone);opacity:.9;
  margin:28px 0;line-height:1.9;letter-spacing:.04em;
}
.hidden-room-inner .hr-p.muted{opacity:.55;font-style:italic;font-family:'Cormorant Garamond',serif}
.hidden-room-inner .hr-highlight{
  font-family:'Cinzel','Noto Serif JP',serif;
  font-weight:400;font-size:clamp(20px,2.4vw,30px);
  letter-spacing:.08em;
  background:var(--foil);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  background-size:300% auto;
  animation:foilShift 6s ease-in-out infinite;
  margin:48px 0;
  filter:drop-shadow(0 4px 30px rgba(184,168,122,.4));
}
.hidden-room-inner .hr-cta{
  display:inline-block;
  margin-top:32px;padding:18px 48px;
  border:1px solid var(--gold-light);
  background:linear-gradient(135deg,rgba(184,168,122,.12) 0%,rgba(212,201,160,.18) 100%);
  color:var(--gold-light);
  font-family:'Cinzel',serif;font-size:12px;
  letter-spacing:.4em;text-transform:uppercase;
  text-decoration:none;
  transition:transform .5s var(--ease),background .5s var(--ease),color .5s var(--ease),border-color .5s var(--ease),opacity .5s var(--ease),box-shadow .5s var(--ease);
}
.hidden-room-inner .hr-cta:hover{
  background:linear-gradient(135deg,#D4C9A0 0%,#E8E0CE 100%);
  color:var(--obsidian);
  border-color:var(--gold-light);
  transform:translateY(-2px);
  box-shadow:0 12px 40px rgba(184,168,122,.4);
}
.hidden-room-inner .hr-quote{
  margin-top:48px;
  font-family:'Cormorant Garamond',serif;font-style:italic;
  font-size:14px;color:var(--gold);opacity:.6;letter-spacing:.05em;
}

/* Hidden room teaser — appears when multi-route unlocks */
.hidden-teaser{
  position:fixed;top:32px;left:50%;
  transform:translateX(-50%);
  display:flex;align-items:center;gap:14px;
  z-index:300;opacity:0;pointer-events:none;
  animation:teaserIn 6s ease-in-out forwards;
}
.hidden-teaser .ht-line{width:32px;height:1px;background:var(--gold-light);opacity:.7}
.hidden-teaser .ht-text{
  font-family:'Cormorant Garamond','Noto Serif JP',serif;
  font-style:italic;font-size:14px;letter-spacing:.08em;
  color:var(--gold-light);text-shadow:0 0 24px rgba(212,201,160,.5);
  white-space:nowrap;
}
@keyframes teaserIn{
  0%{opacity:0;transform:translateX(-50%) translateY(-12px)}
  15%,85%{opacity:1;transform:translateX(-50%) translateY(0)}
  100%{opacity:0;transform:translateX(-50%) translateY(-12px)}
}

/* Map button has hidden flag — small gold dot */
.map-btn.has-hidden::after{
  content:"";position:absolute;
  top:-4px;right:-4px;
  width:12px;height:12px;
  background:var(--gold-light);
  border-radius:50%;
  box-shadow:0 0 12px var(--gold-light);
  animation:hiddenPulse 2s ease-in-out infinite;
}

@media(max-width:768px){
  .hidden-room-inner{padding:48px 16px}
  .hidden-room-close{top:16px;right:16px;width:36px;height:36px}
}

/* ═══ MIDNIGHT BLUE LUXURY BACKGROUNDS ═══ */
/* NYX Midnight #0F1A2E — primary atmospheric backdrop */
.bg-midnight{
  background:radial-gradient(ellipse at center,#0F1A2E 0%,#080D17 60%,var(--obsidian) 100%);
}
.bg-midnight-deep{
  background:
    radial-gradient(ellipse at top,#16263F 0%,transparent 60%),
    radial-gradient(ellipse at bottom,#0A1424 0%,transparent 70%),
    #050810;
}
.bg-midnight-soft{
  background:
    linear-gradient(180deg,#0A0F1A 0%,#0F1A2E 50%,#080D17 100%);
}
.bg-midnight-vignette{
  background:
    radial-gradient(ellipse at center,#142540 0%,#0A1424 40%,#050810 80%,var(--obsidian) 100%);
}

/* Outline Roman numeral — large decorative section number */
.section-numeral{
  position:absolute;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
  font-family:'Cinzel',serif;
  font-weight:300;
  font-size:clamp(220px,50vh,640px);
  line-height:1;
  letter-spacing:-.02em;
  color:transparent;
  -webkit-text-stroke:1px rgba(184,168,122,.18);
  text-stroke:1px rgba(184,168,122,.18);
  pointer-events:none;
  user-select:none;
  z-index:1;
  white-space:nowrap;
}
@media(max-width:768px){
  .section-numeral{
    font-size:clamp(180px,38vh,400px);
    -webkit-text-stroke-width:.8px;
  }
}

/* Section eyebrow + title in luxury blue style */
.lux-eyebrow{
  font-family:'Cinzel',serif;
  font-size:clamp(11px,1.1vw,13px);
  letter-spacing:.6em;
  color:var(--gold);
  text-transform:uppercase;
  opacity:.85;
}
.lux-title{
  font-family:'Cormorant Garamond','Noto Serif JP',serif;
  font-weight:400;
  font-size:clamp(48px,7vw,96px);
  letter-spacing:.02em;
  color:var(--bone);
  line-height:1.1;
}
.lux-subtitle{
  font-family:'Cormorant Garamond',serif;
  font-style:italic;
  font-weight:300;
  font-size:clamp(16px,1.6vw,22px);
  color:var(--bone);
  opacity:.55;
  letter-spacing:.04em;
}

/* ═══ COMMON ELEMENTS ═══ */
.foil-text{
  background:var(--foil);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  background-size:300% auto;
  animation:foilShift 12s ease-in-out infinite;
}

/* ═══ SMOKE / FOG ATMOSPHERE ═══ */
.smoke-layer{
  position:absolute;inset:-20%;
  pointer-events:none;
  z-index:6;
  overflow:hidden;
  mix-blend-mode:screen;
  opacity:.55;
}
.smoke-layer::before,
.smoke-layer::after{
  content:"";position:absolute;
  width:120%;height:120%;
  border-radius:50%;
  filter:blur(80px);
  opacity:.5;
}
.smoke-layer::before{
  top:30%;left:-20%;
  background:radial-gradient(circle,rgba(184,168,122,.18) 0%,transparent 60%);
  animation:smokeDriftA 28s ease-in-out infinite;
}
.smoke-layer::after{
  top:-10%;left:50%;
  background:radial-gradient(circle,rgba(212,201,160,.14) 0%,transparent 60%);
  animation:smokeDriftB 36s ease-in-out infinite;
}
@keyframes smokeDriftA{
  0%,100%{transform:translate(0,0) scale(1)}
  33%{transform:translate(40vw,10vh) scale(1.2)}
  66%{transform:translate(-20vw,30vh) scale(.9)}
}
@keyframes smokeDriftB{
  0%,100%{transform:translate(0,0) scale(1.1)}
  50%{transform:translate(-30vw,-20vh) scale(.8)}
}

/* Volumetric haze layer (additional drift) */
.smoke-layer .haze{
  position:absolute;
  width:80%;height:80%;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
  background:radial-gradient(ellipse,rgba(20,37,64,.4) 0%,transparent 70%);
  filter:blur(60px);
  animation:smokeDriftC 44s ease-in-out infinite;
}
@keyframes smokeDriftC{
  0%,100%{transform:translate(-50%,-50%) scale(1)}
  50%{transform:translate(-30%,-60%) scale(1.3)}
}

/* Fine grain noise overlay for fog texture */
.smoke-noise{
  position:absolute;inset:0;
  pointer-events:none;
  z-index:7;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 400 400'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' /><feColorMatrix values='0 0 0 0 .72 0 0 0 0 .66 0 0 0 0 .48 0 0 0 .12 0'/></filter><rect width='400' height='400' filter='url(%23n)'/></svg>");
  opacity:.22;
  mix-blend-mode:overlay;
  animation:noiseShift 8s steps(8) infinite;
}
@keyframes noiseShift{
  0%{transform:translate(0,0)}
  25%{transform:translate(-3%,2%)}
  50%{transform:translate(2%,-3%)}
  75%{transform:translate(-2%,-2%)}
  100%{transform:translate(0,0)}
}

@media(max-width:768px){
  .smoke-noise{display:none}        /* heavy on mobile */
  .smoke-layer{opacity:.4}
}
@media(prefers-reduced-motion:reduce){
  .smoke-layer::before,.smoke-layer::after,.smoke-layer .haze,.smoke-noise{animation:none}
}

/* Master logo image — replaces NYX wordmark text */
.logo-hero{
  width:auto;height:auto;
  max-width:min(70vw,720px);
  max-height:30vh;
  margin:0 auto;
  filter:drop-shadow(0 4px 30px rgba(184,168,122,.4));
  display:block;
}
.logo-footer{
  width:auto;height:auto;
  max-width:280px;max-height:80px;
  margin:0 auto;
  display:block;
  opacity:.85;
  transition:opacity .5s var(--ease);
}
.colophon:hover .logo-footer{opacity:1}

/* Tagline line-break protection (global) */
.tagline,
.tagline-en{
  word-break:keep-all;
  overflow-wrap:normal;
  line-break:strict;
}
@media(max-width:768px){
  .logo-hero{max-width:80vw;max-height:22vh}
  .logo-footer{max-width:200px}
}
@keyframes foilShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

.scene{
  position:relative;min-height:100vh;width:100%;
  overflow:hidden;display:flex;
  align-items:center;justify-content:center;
}
.scene-label{
  position:absolute;bottom:32px;left:50%;
  transform:translateX(-50%);
  font-family:'Cinzel',serif;font-size:9px;
  letter-spacing:.6em;color:var(--gold);
  text-transform:uppercase;opacity:.5;z-index:5;
  display:flex;align-items:center;gap:16px;
}
.scene-label::before,.scene-label::after{
  content:"";display:inline-block;width:40px;height:1px;
  background:var(--gold);opacity:.4;
}

/* Greek letters reveal */
.greek-letters{display:inline-flex;gap:.1em}
.greek-letters span{
  display:inline-block;
  opacity:0;transform:translateY(20px);
  transition:opacity .8s var(--ease),transform .8s var(--ease);
}
.greek-letters.revealed span{opacity:1;transform:translateY(0)}
.greek-letters span:hover{color:var(--gold-light);transform:translateY(-4px) scale(1.1)}

/* Greek tap-to-translate — タッチターゲット最低44px (WCAG 2.5.5) */
.greek[data-jp]{
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  border-bottom:1px dotted rgba(184,168,122,.3);
  transition:transform .4s var(--ease),background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),opacity .4s var(--ease),box-shadow .4s var(--ease);
  padding:10px .35em;
  margin:-10px 0;
  cursor:pointer;
}
.greek[data-jp]:hover{border-bottom-color:var(--gold);background:rgba(184,168,122,.08)}
.greek[data-jp]::after{
  content:"⟷";
  position:absolute;top:-12px;right:-14px;
  font-size:9px;color:var(--gold);opacity:.5;
  font-family:monospace;
}
.greek.jp-mode{
  font-family:'Noto Serif JP',serif !important;
  letter-spacing:.1em !important;
  background:rgba(184,168,122,.15);
}

/* Bilingual label pattern */
.bilingual{display:inline-flex;flex-direction:column;align-items:center;gap:6px}
.bilingual .primary{font-family:'Cinzel',serif;font-size:14px;letter-spacing:.4em;color:var(--gold);text-transform:uppercase}
.bilingual .sub{font-family:'Noto Sans JP',sans-serif;font-size:10px;letter-spacing:.3em;color:var(--bone);opacity:.6}

/* Page transition — cinematic curtain (smooth ease-in down → pause → rise up) */
.transition-flash{
  position:fixed;inset:0;z-index:500;
  background:url('../assets/curtain/curtain-closed.webp') center/cover no-repeat,
             radial-gradient(ellipse at center,#0F1A2E 0%,#050810 100%);
  opacity:0;pointer-events:none;
  transform:translateY(-100%);
}
.transition-flash.flashing{animation:curtainTransition 1.8s forwards}
@keyframes curtainTransition{
  0%   {opacity:1;transform:translateY(-100%);animation-timing-function:cubic-bezier(.4,0,.55,1)}
  45%  {opacity:1;transform:translateY(0);animation-timing-function:linear}
  60%  {opacity:1;transform:translateY(0);animation-timing-function:cubic-bezier(.4,.0,.5,1)}
  100% {opacity:1;transform:translateY(-105%)}
}
/* Gold trim line — bottom edge while descending, top edge while ascending */
.transition-flash::before{
  content:"";position:absolute;left:0;right:0;bottom:0;
  height:3px;
  background:linear-gradient(90deg,transparent 0%,rgba(212,201,160,.6) 30%,rgba(232,224,206,.9) 50%,rgba(212,201,160,.6) 70%,transparent 100%);
  filter:drop-shadow(0 0 12px rgba(212,201,160,.6));
}

/* ═══ PAGE FOOTER ═══ */
.colophon{
  background:var(--obsidian);padding:80px 32px 60px;
  border-top:1px solid rgba(184,168,122,.1);
  text-align:center;
  position:relative;z-index:10;
}
.colophon .mark{font-family:'Cinzel',serif;font-weight:400;font-size:14px;letter-spacing:.6em;color:var(--gold);text-transform:uppercase}
.colophon .small{font-family:'Cinzel',serif;font-size:9px;letter-spacing:.4em;color:var(--bone);opacity:.4;text-transform:uppercase;margin-top:16px}
.colophon nav{margin-top:32px;display:flex;justify-content:center;gap:32px;flex-wrap:wrap}
.colophon nav a{font-family:'Cinzel',serif;font-size:10px;letter-spacing:.4em;color:var(--bone);text-transform:uppercase;opacity:.5;transition:color .3s var(--ease),opacity .3s var(--ease)}
.colophon nav a:hover{color:var(--gold);opacity:1}

/* ═══ MOBILE ═══ */
/* Hamburger menu (mobile) */
.nav-toggle{
  display:none;
  position:fixed;top:24px;right:20px;z-index:202;
  width:44px;height:44px;
  border:1px solid rgba(184,168,122,.4);
  background:rgba(10,10,10,.85);
  backdrop-filter:blur(8px);
  cursor:pointer;
  align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
}
.nav-toggle span{
  display:block;width:18px;height:1px;
  background:var(--gold);
  transition:transform .4s var(--ease),background .4s var(--ease),color .4s var(--ease),border-color .4s var(--ease),opacity .4s var(--ease),box-shadow .4s var(--ease);
}
.nav-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

@media(max-width:768px){
  .brand-mark{left:20px;top:24px;font-size:11px;height:20px}
  .nav-toggle{display:flex}
  /* Theatrical slide-from-left panel */
  .nav-menu{
    position:fixed !important;
    top:0 !important;left:0 !important;right:auto !important;bottom:0 !important;
    width:80vw !important;max-width:380px !important;height:100vh !important;
    background:
      radial-gradient(ellipse at 30% 20%,rgba(20,37,64,.5) 0%,transparent 50%),
      radial-gradient(ellipse at 70% 80%,rgba(15,26,46,.6) 0%,transparent 55%),
      linear-gradient(180deg,#050810 0%,#0A1424 50%,#020407 100%) !important;
    flex-direction:column;justify-content:center;align-items:center;gap:0;
    padding:80px 28px;
    transform:translateX(-105%);
    transition:transform .8s cubic-bezier(.55,.05,.4,1);
    z-index:201;
    backdrop-filter:blur(40px);
    overflow:hidden;
    border-right:1px solid rgba(184,168,122,.25);
    box-shadow:8px 0 60px rgba(0,0,0,.6);
  }
  .nav-menu.open{transform:translateX(0)}
  /* Backdrop overlay when menu is open */
  body.nav-open::before{
    content:"";position:fixed;inset:0;
    background:rgba(5,8,16,.5);
    backdrop-filter:blur(4px);
    z-index:200;
    animation:navBackdropIn .6s var(--ease) forwards;
  }
  @keyframes navBackdropIn{from{opacity:0}to{opacity:1}}
  /* Drifting smoke layer */
  .nav-menu::before{
    content:"";position:absolute;inset:-10%;
    background:
      radial-gradient(ellipse at 30% 40%,rgba(184,168,122,.12) 0%,transparent 50%),
      radial-gradient(ellipse at 70% 70%,rgba(212,201,160,.08) 0%,transparent 55%);
    filter:blur(60px);
    animation:menuDrift 22s ease-in-out infinite;
    pointer-events:none;
  }
  @keyframes menuDrift{
    0%,100%{transform:translate(0,0) scale(1)}
    50%{transform:translate(-6%,4%) scale(1.1)}
  }
  /* Greek watermark "Μενοῦ" */
  .nav-menu::after{
    content:"Μενοῦ";
    position:absolute;top:50%;left:50%;
    transform:translate(-50%,-50%);
    font-family:'Cinzel',serif;font-weight:300;
    font-size:clamp(220px,55vh,460px);
    color:transparent;
    -webkit-text-stroke:1px rgba(184,168,122,.07);
    letter-spacing:.02em;line-height:1;
    pointer-events:none;
    z-index:0;
  }
  .nav-menu > *{position:relative;z-index:5}
  /* Header label */
  .nav-menu .nav-header{
    position:absolute;top:80px;left:0;right:0;text-align:center;
    font-family:'Cinzel',serif;font-size:11px;letter-spacing:.6em;
    color:var(--gold);text-transform:uppercase;opacity:0;
    transition:opacity .5s var(--ease) .4s;
  }
  .nav-menu .nav-header::after{
    content:"";display:block;width:32px;height:1px;
    background:var(--gold);margin:14px auto 0;opacity:.6;
  }
  .nav-menu.open .nav-header{opacity:.85}
  /* Each menu item — unified fade-in (全リンクが同時に浮かぶ統一感) */
  .nav-menu a{
    display:flex;flex-direction:column;align-items:center;gap:6px;
    padding:18px 0;
    font-size:24px;letter-spacing:.12em;
    color:var(--bone);opacity:0;
    transform:translateY(16px);
    transition:opacity .9s var(--ease) .35s,transform .9s var(--ease) .35s,color .3s var(--ease);
    position:relative;
  }
  .nav-menu a::before{
    content:attr(data-greek);
    font-family:'Cinzel',serif;font-size:11px;letter-spacing:.4em;
    color:var(--gold);opacity:.6;text-transform:uppercase;
  }
  .nav-menu a::after{
    content:"";position:absolute;bottom:8px;left:50%;
    width:0;height:1px;
    background:var(--gold);
    transition:width .4s var(--ease),left .4s var(--ease);
  }
  .nav-menu a:hover::after,.nav-menu a.active::after{width:60%;left:20%}
  .nav-menu a:hover,.nav-menu a.active{color:var(--gold-light)}
  .nav-menu.open a{opacity:1;transform:translateY(0)}
  /* stagger 削除 — 全リンクが同じ delay 0.35s で一斉に浮かぶ */
  /* Footer invitation */
  .nav-menu .nav-footer{
    position:absolute;bottom:80px;left:0;right:0;text-align:center;
    font-family:'Cormorant Garamond',serif;font-style:italic;
    font-size:14px;color:var(--gold);opacity:0;
    letter-spacing:.04em;
    transition:opacity .8s var(--ease) 1.3s;
  }
  .nav-menu.open .nav-footer{opacity:.65}
  .nav-menu .roman{display:none}
  .audio-toggle,.map-btn{width:46px;height:46px}
  .audio-toggle{bottom:20px;right:20px}
  .map-btn{bottom:20px;left:20px}
  .map-overlay{padding:16px 8px}
  .map-overlay-inner{padding:12px}
  .map-overlay-title{font-size:11px;letter-spacing:.4em;margin-bottom:12px}
  .map-overlay-close{top:12px;right:12px;width:36px;height:36px}
  .map-overlay img{aspect-ratio:1/1.4;object-fit:cover;object-position:center}
  .map-hotspots{inset:12px;top:48px}
  .hotspot .dot{width:14px;height:14px;box-shadow:0 0 0 4px rgba(184,168,122,.2),0 0 12px rgba(184,168,122,.55)}
  .hotspot .label{font-size:10px;padding:3px 8px;letter-spacing:.04em}
  .hotspot .label-greek{font-size:8px}
  .hotspot .hotspot-num{font-size:9px;padding-right:5px}
  .hotspot.current .dot{width:18px;height:18px}
  .map-overlay-legend{font-size:11px;margin-top:14px;gap:14px}
  .map-overlay-legend .legend-dot{width:12px;height:12px}
}
@media(max-width:480px){
  .nav-menu{max-width:62%;gap:14px}
  .nav-menu a{font-size:12px;letter-spacing:.08em}
}

/* ============================================================
 * 2026-05-10 追加 (統合 A / C / D / H / I / J / K)
 * ============================================================ */

/* ───── [C] メニューバー視認性 — ミニマル復帰版（2026-05-10再修正） ─────
 * 前回追加した半透明背景バー+blurはダサいと指摘 → 削除。
 * text-shadow 強化で明背景セクション上でも読めるよう保証。
 */
@media(min-width:769px){
  .nav-menu a{
    text-shadow:
      0 1px 2px rgba(0,0,0,.7),
      0 0 14px rgba(0,0,0,.85);
  }
  /* nav-header / nav-footer はモバイル専用パネル装飾。デスクトップでは非表示 */
  .nav-menu .nav-header,
  .nav-menu .nav-footer{display:none}
  /* nav-toggle (hamburger) はデスクトップで非表示（既定 display:none を明示維持） */
  .nav-toggle{display:none !important}
}
/* page-fade 適用時もメニューは常時表示 */
body.page-fade .nav-menu{opacity:1 !important}

/* ───── [A] domains.html — Brand Essence CTA ─────
 * Brand Essence の直下に「事業内容ページへ」の導線を配置。
 */
.essence-cta{margin-top:64px}
.essence-cta-link{
  display:inline-flex;flex-direction:column;align-items:center;gap:8px;
  padding:20px 36px;
  border:1px solid rgba(184,168,122,.4);
  background:rgba(15,12,8,.35);
  text-decoration:none;
  transition:transform .5s var(--ease),background .5s var(--ease),color .5s var(--ease),border-color .5s var(--ease),opacity .5s var(--ease),box-shadow .5s var(--ease);
  position:relative;
}
.essence-cta-link:hover{
  background:rgba(184,168,122,.12);
  border-color:var(--gold);
  transform:translateY(-2px);
}
.essence-cta-link .ec-eyebrow{
  font-family:'Cinzel',serif;font-size:10px;
  letter-spacing:.5em;color:var(--gold);
  text-transform:uppercase;opacity:.75;
}
.essence-cta-link .ec-jp{
  font-family:'Noto Serif JP',serif;font-weight:300;
  font-size:18px;color:var(--bone);letter-spacing:.04em;
}
.essence-cta-link .ec-arrow{
  font-size:16px;color:var(--gold);opacity:.7;
  transition:transform .4s var(--ease);
}
.essence-cta-link:hover .ec-arrow{transform:translateX(6px)}

/* ───── [K] Selected Works 6パネル ─────
 * 16:9 / 左半分=画像 / 右半分=テキスト / 偶数番は左右反転 / SP縦積み
 */
.selected-works{
  background:#0a1020;
  padding:120px 0 80px;
  position:relative;overflow:hidden;
  border-top:1px solid rgba(184,168,122,.1);
}
.sw-header{
  text-align:center;max-width:760px;margin:0 auto 80px;padding:0 32px;
}
.works-stack{
  display:flex;flex-direction:column;gap:48px;
}
.work-panel{
  display:grid;grid-template-columns:1fr 1fr;
  width:100%;aspect-ratio:16/9;
  background:#0d1729;
  border-top:1px solid rgba(184,168,122,.12);
  border-bottom:1px solid rgba(184,168,122,.12);
  opacity:0;transform:translateY(40px);
  transition:opacity 1s cubic-bezier(.2,.7,.2,1),transform 1s cubic-bezier(.2,.7,.2,1);
}
.work-panel.visible{opacity:1;transform:none}
.work-panel.reverse{direction:rtl}
.work-panel.reverse > *{direction:ltr}
.work-image{
  position:relative;overflow:hidden;
  aspect-ratio:auto;
  background:#050810;
}
.work-image picture,
.work-image img{
  width:100%;height:100%;object-fit:cover;display:block;
}
.work-text{
  display:flex;flex-direction:column;justify-content:center;
  padding:clamp(40px,6vw,96px);
  gap:clamp(16px,2vw,28px);
}
.work-text .num{
  font-family:'Cinzel',serif;font-size:11px;
  letter-spacing:.4em;color:var(--gold);
  text-transform:uppercase;opacity:.85;
}
.work-text h3{
  font-family:'Noto Serif JP',serif;font-weight:400;
  font-size:clamp(22px,2.4vw,36px);
  color:var(--bone);letter-spacing:.04em;
  line-height:1.55;margin:0;
  word-break:keep-all;line-break:strict;
  position:relative;padding-bottom:18px;
}
.work-text h3::after{
  content:"";position:absolute;left:0;bottom:0;
  width:0;height:1px;background:var(--gold);
  transition:width 1s cubic-bezier(.2,.7,.2,1) .3s;
}
.work-panel.visible .work-text h3::after{width:60px}
.work-text .body-jp{
  font-family:'Noto Serif JP',serif;font-weight:300;
  font-size:clamp(14px,1.2vw,17px);
  color:var(--bone);opacity:.82;
  line-height:1.95;letter-spacing:.04em;
  word-break:keep-all;line-break:strict;
  margin:0;
}
.work-text .body-jp em{
  font-style:normal;color:var(--gold-light);font-weight:500;
}
.work-text .sub-en{
  font-family:'Cinzel',serif;font-size:11px;
  letter-spacing:.3em;color:var(--gold-dark);
  text-transform:uppercase;opacity:.75;
  margin:0;
}
@media(max-width:768px){
  .selected-works{padding:60px 0 40px}
  .sw-header{margin-bottom:48px;padding:0 20px}
  .works-stack{gap:24px}
  .work-panel{
    grid-template-columns:1fr;aspect-ratio:auto;
  }
  .work-panel.reverse{direction:ltr}
  .work-image{aspect-ratio:4/5;max-height:62vh}
  .work-text{padding:32px 24px;gap:14px}
}

/* ───── [J] people.html ギリシャ語締めコピー ───── */
.cast-quote .greek-blockquote{
  font-family:'Cinzel','Cormorant Garamond',serif;
  font-weight:300;font-style:normal;
  font-size:clamp(22px,3vw,38px);
  color:var(--gold-light);letter-spacing:.06em;
  line-height:1.6;text-align:center;
  margin:0 0 24px;
  text-shadow:0 2px 24px rgba(184,168,122,.18);
}

/* ───── [D] Mirror SP picture ─────
 * picture要素の責務分離：source側でSP画像が選択された場合の整合
 * （実装は <picture> + <source media> ベース、追加CSSは整合のみ）
 */
.mirror-img-picture{display:contents}

/* ───── [H] スマホ Foyer 重なり解消 ─────
 * 既存 @media(max-width:768px) の .fr-stage / .fr-cta を上書き調整
 */
@media(max-width:768px){
  .fr-stage{
    padding:32px 20px 160px !important; /* 下部に逃げ場確保 */
    justify-content:center;
    min-height:auto;
  }
  .fr-cta{
    bottom:60px !important; /* 14px→60px：扉/鍵と分離 */
  }
  /* 鍵が fixed 化する時の z-index は維持（JSで .dragging 制御） */
}

/* ───── [I] カーテン演出にリアリティ追加 ─────
 * mask-image で上端から透ける透過 + drop-shadow で布の重さ表現
 * + @keyframes curtainTransition のふわっと消える化
 */
.hero-curtain-video{
  -webkit-mask-image:linear-gradient(180deg,
    transparent 0%,
    rgba(0,0,0,.4) 8%,
    var(--obsidian) 25%,
    var(--obsidian) 100%);
          mask-image:linear-gradient(180deg,
    transparent 0%,
    rgba(0,0,0,.4) 8%,
    var(--obsidian) 25%,
    var(--obsidian) 100%);
  filter:drop-shadow(0 -16px 28px rgba(0,0,0,.55));
  will-change:opacity,transform,filter;
}
.hero-curtain-video.faded{
  opacity:0;
  filter:drop-shadow(0 -8px 14px rgba(0,0,0,.2));
  transform:translateY(-3%) scaleY(.985);
  transition:opacity 2.6s cubic-bezier(.2,.7,.2,1),
             filter 2.6s cubic-bezier(.2,.7,.2,1),
             transform 2.6s cubic-bezier(.2,.7,.2,1);
}

/* ページ遷移カーテン — ふわっと消える複合動作 */
@keyframes curtainTransitionSoft{
  0%   { opacity:0;   transform:translateY(-100%) scaleY(1);   filter:blur(0) }
  20%  { opacity:1;   transform:translateY(-30%)  scaleY(1.02); filter:blur(0) }
  45%  { opacity:1;   transform:translateY(0)     scaleY(1);   filter:blur(0) }
  60%  { opacity:1;   transform:translateY(0)     scaleY(1);   filter:blur(0) }
  100% { opacity:0;   transform:translateY(-100%) scaleY(.96); filter:blur(2px) }
}
.transition-flash.flashing{
  animation:curtainTransitionSoft 1.95s cubic-bezier(.2,.7,.2,1) forwards !important;
  -webkit-mask-image:linear-gradient(180deg,
    rgba(0,0,0,.85) 0%,
    var(--obsidian) 12%,
    var(--obsidian) 88%,
    rgba(0,0,0,.85) 100%);
          mask-image:linear-gradient(180deg,
    rgba(0,0,0,.85) 0%,
    var(--obsidian) 12%,
    var(--obsidian) 88%,
    rgba(0,0,0,.85) 100%);
  will-change:opacity,transform,filter;
}

/* ───── Six Rooms (旧 Five Rooms 拡張) ───── */
/* hub-card pos-6 を新規追加（既存 pos-1〜5 がCSSにあれば、6つ目用） */
.hub-radial .hub-card.pos-6{
  /* 円配置の6番目 — 既存 pos-1〜pos-5 の角度演算に合わせる
   * （実態は既存 .hub-card がレスポンシブgridで配置されるなら追加不要だが、
   * 角度算出が手動の場合は次のtransformを指定）
   */
}

/* ============================================================
 * 2026-05-10 第2弾追加: decor-band 共通化 (#5)
 * 全フッター上に共通配置するため、home.html inline から site.css に展開
 * （home.html inline でも同じ定義が残っているが先勝ちで上書きされない=互換）
 * ============================================================ */
.decor-band{
  position:relative;width:100%;
  background:var(--obsidian);overflow:hidden;
  border-top:1px solid rgba(184,168,122,.15);
  border-bottom:1px solid rgba(184,168,122,.15);
}
.decor-band-img{
  display:block;width:114%;height:auto;
  max-height:360px;object-fit:cover;
  filter:brightness(.78) contrast(1.08) saturate(.92);
  transition:filter 1.2s var(--ease);
  /* slow horizontal pan — Ken Burns風 */
  animation:decorPan 36s ease-in-out infinite alternate;
  transform-origin:center center;
  will-change:transform;
}
@keyframes decorPan{
  0%   {transform:translateX(0) scale(1.02)}
  100% {transform:translateX(-12%) scale(1.02)}
}
@media(prefers-reduced-motion:reduce){
  .decor-band-img{animation:none;transform:none}
}
.decor-band:hover .decor-band-img{filter:brightness(.95) contrast(1.1) saturate(1)}
.decor-band::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(0,0,0,.5) 0%,transparent 30%,transparent 70%,rgba(0,0,0,.6) 100%),
    linear-gradient(90deg,rgba(0,0,0,.7) 0%,transparent 10%,transparent 90%,rgba(0,0,0,.7) 100%);
  pointer-events:none;z-index:2;
}
.decor-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at center,transparent 30%,rgba(15,26,46,.35) 80%);
  mix-blend-mode:multiply;
  pointer-events:none;z-index:3;
}
.decor-caption{
  position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%);
  text-align:center;z-index:5;
  font-family:'Cinzel',serif;
  letter-spacing:.55em;font-size:13px;color:var(--bone);
  text-transform:uppercase;
  /* 視認性UP: 二重シャドウ + 半透明背景パッド */
  text-shadow:0 0 18px rgba(0,0,0,.95),0 2px 6px rgba(0,0,0,.9);
  opacity:1;
  padding:18px 40px;
  background:radial-gradient(ellipse at center,rgba(5,8,16,.55) 0%,transparent 80%);
  font-weight:400;
}
.decor-caption .dc-greek{
  display:block;font-size:16px;
  color:var(--gold-light);margin-bottom:10px;letter-spacing:.32em;
  text-shadow:0 0 22px rgba(0,0,0,.95),0 0 8px rgba(212,201,160,.4);
}
.decor-caption .dc-en{
  display:block;font-family:'Cormorant Garamond',serif;
  font-style:italic;font-size:14px;
  color:var(--bone);opacity:.92;
  margin-top:12px;letter-spacing:.06em;text-transform:none;
  text-shadow:0 0 14px rgba(0,0,0,.95);
}
@media(max-width:768px){
  .decor-band-img{max-height:200px}
  .decor-caption{font-size:9px;letter-spacing:.4em}
}


/* ═══════════════════════════════════════════════════════════════
   NYX Smoke Transition (2026-05-11 — Volumetric Adaptive WebGL)
   ─────────────────────────────────────────────────────────────── */
.nyx-smoke-canvas{
  position:fixed; inset:0;
  width:100%; height:100%;
  z-index:9999;
  pointer-events:none;
  opacity:0;
  display:block;
  transition:opacity .15s linear;
}
.nyx-smoke-canvas.is-active{ opacity:1; }

#nyx-smoke-fallback{
  position:fixed; inset:0;
  z-index:9999; pointer-events:none;
  opacity:0;
  background:#050810;
  transition:opacity .35s ease;
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
}
#nyx-smoke-fallback svg{ position:absolute; inset:0; width:100%; height:100%; }
#nyx-smoke-fallback .nyx-fb-light{
  position:absolute; inset:0;
  background:radial-gradient(circle at 50% 45%,
    rgba(184,168,122,0.55) 0%,
    rgba(184,168,122,0.18) 25%,
    rgba(15,26,46,0) 60%);
  mix-blend-mode:screen;
  opacity:0;
  transform:scale(0.6);
  transition:opacity .5s ease, transform .7s cubic-bezier(.2,.7,.2,1);
}
#nyx-smoke-fallback.is-active{ opacity:1; }
#nyx-smoke-fallback.is-peak .nyx-fb-light{ opacity:0.95; transform:scale(1.4); }
#nyx-smoke-fallback.is-clearing{ opacity:0; }
#nyx-smoke-fallback.is-clearing .nyx-fb-light{ opacity:0; transform:scale(2.6); }

@media (prefers-reduced-motion: reduce){
  .nyx-smoke-canvas{ transition:none; }
  #nyx-smoke-fallback .nyx-fb-light{ display:none; }
}

/* ───── A9: Visibility API — tab離脱時に全アニメ停止 ───── */
body.nyx-tab-hidden *,
body.nyx-tab-hidden *::before,
body.nyx-tab-hidden *::after{
  animation-play-state: paused !important;
}

/* ───── A5: View Transitions — spec native (smoke非対応環境のフォールバック1) ───── */
@view-transition{ navigation: auto; }
::view-transition-old(root),
::view-transition-new(root){
  animation-duration: 700ms;
  animation-timing-function: cubic-bezier(.16,1,.3,1);
}

/* ───── Chronicle 記事末尾: Related 3記事ブロック (P1-8 / P2-13 幅統一) ───── */
.related-articles{
  list-style:none;padding:0;margin:32px 0 0;
  display:grid;grid-template-columns:1fr;gap:14px;
}
.related-articles li{margin:0;width:100%}
.related-articles a{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;
  padding:18px 22px;
  width:100%;box-sizing:border-box;
  background:rgba(184,168,122,.04);
  border:1px solid rgba(184,168,122,.18);
  border-radius:2px;
  color:var(--bone,#F5F1E8);
  text-decoration:none;
  transition:background .8s cubic-bezier(.16,1,.3,1),border-color .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1);
}
.related-articles a:hover,.related-articles a:focus-visible{
  background:rgba(184,168,122,.09);
  border-color:rgba(184,168,122,.36);
  transform:translateX(4px);
}
.related-num{
  font-family:'Cinzel',serif;font-weight:300;
  font-size:11px;letter-spacing:.3em;
  color:var(--gold,#B8A87A);opacity:.85;
}
.related-title{
  font-family:'Noto Serif JP',serif;font-weight:300;
  font-size:15px;letter-spacing:.02em;line-height:1.6;
  color:var(--bone,#F5F1E8);
}
.related-arrow{
  font-family:'Cinzel',serif;font-weight:300;
  color:var(--gold,#B8A87A);opacity:.55;
  transition:opacity .5s cubic-bezier(.16,1,.3,1),transform .5s cubic-bezier(.16,1,.3,1);
}
.related-articles a:hover .related-arrow{opacity:1;transform:translateX(3px)}
.back-to-chronicle{
  margin-top:40px;text-align:center;
}
.back-to-chronicle a{
  font-family:'Cinzel',serif;font-weight:300;
  font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--gold-dark,#8A7E5C);
  text-decoration:none;opacity:.7;
  transition:opacity .5s cubic-bezier(.16,1,.3,1),color .5s cubic-bezier(.16,1,.3,1);
}
.back-to-chronicle a:hover,.back-to-chronicle a:focus-visible{opacity:1;color:var(--gold,#B8A87A)}
@media (max-width:640px){
  .related-articles a{grid-template-columns:1fr auto;padding:14px 16px;gap:10px}
  .related-num{font-size:10px;letter-spacing:.25em;grid-column:1/-1;margin-bottom:-4px}
  .related-title{font-size:13.5px;line-height:1.55}
}
@media (prefers-reduced-motion:reduce){
  .related-articles a{transition:none}
  .related-arrow{transition:none}
}

/* ═══════════════════════════════════════════════════════════════════
   Phase 2B — Night Mode (triggered by Konami code)
   ↑↑↓↓←→←→BA で body.night-mode が付く。Gold を極限化し、夜の純度を上げる。
   ═══════════════════════════════════════════════════════════════════ */
body.night-mode{
  --gold: #E8D9A8;          /* gold → 限りなく月光に近づく */
  --gold-light: #F4EBC8;
  --gold-dark: #B89A60;
  --obsidian: #03050A;       /* 黒 → さらに深い夜 */
  --midnight: #07101F;
  --bone: #FFFBEC;            /* テキスト → 月光寄り */
}
body.night-mode .greek-watermark{
  opacity:.10 !important;     /* ギリシャ語透かしを少し濃く */
  filter:drop-shadow(0 0 16px rgba(232,217,168,.18));
}
body.night-mode .audio-toggle,
body.night-mode .map-btn,
body.night-mode .nav-toggle{
  box-shadow:0 0 24px rgba(232,217,168,.18);
}
body.night-mode .hero-brand-reading,
body.night-mode .nyx-cursor,
body.night-mode .nyx-cursor-ring{
  filter:drop-shadow(0 0 8px rgba(232,217,168,.35));
}

/* Konami Trophy notification */
.konami-trophy{
  position:fixed;
  top:calc(var(--header-h,56px) + 24px);
  left:50%;transform:translateX(-50%) translateY(-12px);
  display:flex;align-items:center;gap:18px;
  padding:14px 28px;
  background:rgba(7,16,31,.92);
  border:1px solid rgba(232,217,168,.4);
  backdrop-filter:blur(12px);
  z-index:9999;
  opacity:0;
  pointer-events:none;
  transition:opacity 1.2s ease, transform 1.2s ease;
}
.konami-trophy.visible{
  opacity:1;
  transform:translateX(-50%) translateY(0);
}
.konami-trophy .kt-text{
  font-family:'Cormorant Garamond',serif;
  font-style:italic;
  font-size:13.5px;
  color:#E8D9A8;
  letter-spacing:.04em;
  white-space:nowrap;
}
.konami-trophy .kt-line{
  width:32px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(232,217,168,.55),transparent);
}
@media(max-width:768px){
  .konami-trophy{padding:12px 18px;gap:10px}
  .konami-trophy .kt-text{font-size:12px;white-space:normal;text-align:center}
  .konami-trophy .kt-line{width:18px}
}
@media(prefers-reduced-motion:reduce){
  .konami-trophy{transition:opacity .3s ease}
}

/* ═══════════════════════════════════════════════════════════════════
   NYX Definition Block — AI extractable + brand-consistent
   各主要ページに「NYX is...」定義段落として配置 (home / domains / mirror)
   ═══════════════════════════════════════════════════════════════════ */
.nyx-definition{
  margin-top:48px;
  padding:32px clamp(20px,3vw,40px);
  border-left:1px solid rgba(184,168,122,.32);
  border-right:1px solid rgba(184,168,122,.12);
  background:linear-gradient(180deg, rgba(15,26,46,.16) 0%, rgba(5,8,16,0) 100%);
  max-width:780px;
  margin-left:auto;
  margin-right:auto;
}
.nyx-definition .def-jp{
  font-family:'Noto Serif JP',serif;
  font-weight:300;
  font-size:clamp(14px,1.1vw,16px);
  line-height:2.0;
  letter-spacing:.02em;
  color:rgba(232,224,206,.92);
  margin:0 0 18px;
}
.nyx-definition .def-jp strong{
  color:var(--gold-light, #D4C9A0);
  font-weight:400;
}
.nyx-definition .def-en{
  font-family:'Cormorant Garamond',serif;
  font-style:italic;
  font-size:clamp(13px,1vw,15px);
  line-height:1.85;
  letter-spacing:.01em;
  color:rgba(232,224,206,.62);
  margin:0;
}
.nyx-definition .def-en strong{
  color:rgba(212,201,160,.85);
  font-style:normal;
  font-weight:400;
  letter-spacing:.04em;
}
@media (max-width:768px){
  .nyx-definition{
    margin-top:32px;
    padding:24px 18px;
  }
  .nyx-definition .def-jp{font-size:13.5px;line-height:1.9}
  .nyx-definition .def-en{font-size:12.5px;line-height:1.75}
}