:root{color-scheme:dark;--ink:#121416;--ivory:#e9e1d4;--gold:#b59a6a;--muted:#c0b9ad;--line:rgba(233,225,212,.23);--font-en:'Cormorant Garamond',Georgia,serif;--font-ja:'Noto Serif JP','Yu Mincho','Hiragino Mincho ProN',serif;--serif:'Cormorant Garamond','Noto Serif JP',Georgia,serif}
*{box-sizing:border-box}html{background:var(--ink);scrollbar-width:thin;scrollbar-color:#75684f var(--ink)}body{margin:0;color:var(--ivory);font-family:var(--serif);font-size:21px;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:7px}button:disabled{cursor:default}::selection{background:#725e3d;color:white}.skip-link{position:fixed;left:16px;top:-80px;z-index:100;background:var(--ink);padding:16px}.skip-link:focus{top:16px}
.site-header{position:absolute;left:4.6%;right:4.6%;top:32px;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:13px;font-family:var(--serif);font-size:28.5px;letter-spacing:.12em}.brand small{display:block;font-family:var(--font-en);font-size:12px;letter-spacing:.21em;margin-top:7px}.brand-mark{font-size:52.5px;position:relative;width:48px;border:1px solid #b59a6a80;padding:3px 7px;line-height:1.2}.brand-mark span{font-size:33px;margin-left:-10px;color:var(--gold)}.header-caption{font-size:13.5px;letter-spacing:.27em;color:#d1c9bc}.header-case-display{position:relative;width:186px;height:72px;flex-shrink:0;overflow:hidden;pointer-events:none}.header-case-label{position:absolute;inset:0;display:block;opacity:0;transform:translate3d(22px,0,0);transition:opacity .18s ease,transform .32s cubic-bezier(.22,.61,.36,1)}.header-case-label svg{display:block;width:100%;height:100%}.header-case-label.is-current{opacity:1;transform:translate3d(0,0,0);transition-delay:.18s}
.scene{position:relative;min-height:850px;height:100svh;overflow:hidden;background:var(--ink)}.scene-image,.scene-shade{position:absolute;inset:0}.scene-image img{width:100%;height:100%;object-fit:cover;object-position:center}.scene-shade{background:linear-gradient(90deg,rgba(8,11,13,.70),rgba(8,11,13,.22) 51%,rgba(8,11,13,.04)),linear-gradient(0deg,rgba(8,11,13,.93),transparent 35%,transparent 70%,rgba(8,11,13,.5))}.scene-copy{position:absolute;z-index:2;top:26%;left:10.5%;width:78%;max-width:900px}.eyebrow{font-size:13.5px;letter-spacing:.29em;color:var(--gold);margin:0 0 25px}.scene h1,.scene h2{font:normal clamp(54px,6.1vw,104px)/1.05 var(--serif);letter-spacing:-.045em;margin:0 0 27px;text-shadow:0 2px 28px #0003}.scene .subtitle{font-family:var(--serif);font-size:clamp(24px,1.4vw,33px);letter-spacing:.16em;margin:0 0 15px}.summary{font-size:18px;line-height:2.1;letter-spacing:.07em;color:#d2cdc4;margin:0}.detail-link{display:inline-flex;gap:52px;align-items:center;min-height:48px;margin-top:29px;padding:0 0 10px;border-bottom:1px solid var(--gold);font-size:18px;letter-spacing:.12em}.detail-link>span:last-child{font-size:33px;transition:transform .25s}.detail-link:hover>span:last-child{transform:translate(3px,-3px)}.scene-status{display:flex;align-items:center;gap:10px;margin:23px 0 0;font:12px/1.5 var(--font-en);letter-spacing:.23em;color:#cdc2af}.scene-status>span{height:4px;width:4px;background:var(--gold);transform:rotate(45deg)}.image-caption{position:absolute;bottom:144px;right:4.6%;font-size:12px;letter-spacing:.18em;writing-mode:vertical-rl;color:#d0c7b9}.image-caption span{margin-top:24px;font-size:10.5px;opacity:.75}.side-note{display:none;position:fixed;left:4.6%;top:43%;writing-mode:vertical-rl;font-size:12px;letter-spacing:.26em;color:#c4bdaf}.awaiting{font-size:16.5px;letter-spacing:.3em;margin:35px 0 0;display:flex;gap:30px;color:var(--gold)}
.gallery-footer{background:var(--ink);display:flex;align-items:center;gap:5%;padding:32px 4.6%}.journey-hint{font-size:12px;letter-spacing:.16em;display:flex;align-items:center;gap:12px;white-space:nowrap}.hint-line{width:38px;height:1px;background:var(--gold);position:relative}.hint-line:after{content:'';position:absolute;right:0;top:-3px;width:6px;height:6px;border-top:1px solid var(--gold);border-right:1px solid var(--gold);transform:rotate(45deg)}.mobile-hint{display:none}.chapter-nav{display:flex;gap:30px;flex:1;justify-content:center}.chapter-nav a{font-size:13.5px;letter-spacing:.13em;display:flex;gap:9px;align-items:center;position:relative;min-height:44px;opacity:.6;transition:opacity .2s}.chapter-nav a:hover,.chapter-nav a[aria-current]{opacity:1}.nav-number{font-family:var(--serif);font-size:18px;color:var(--gold)}.chapter-nav i{position:absolute;bottom:0;left:0;height:1px;width:0;background:var(--gold);transition:width .3s}.chapter-nav a[aria-current] i{width:100%}.page-count{font-family:var(--serif);font-size:33px;display:flex;gap:12px;align-items:center}.count-divider,#total-count{font-size:19.5px;color:#a59d8f}.preview-label{position:absolute;top:104px;right:4.6%;font-size:10.5px;letter-spacing:.22em;color:#d3c5ae}.journey-progress{display:none;position:fixed;bottom:0;left:0;right:0;height:2px;background:#e9e1d41c;z-index:22}.journey-progress span{display:block;height:100%;background:var(--gold);transform-origin:left;transform:scaleX(0)}
.enhanced #gallery-shell{position:fixed;inset:0}.enhanced #gallery{position:absolute;inset:0}.enhanced .scene{position:absolute;inset:0;height:100%;min-height:0;background:transparent;visibility:hidden;pointer-events:none}.enhanced .scene.is-current{pointer-events:auto}.enhanced .scene-image,.enhanced .scene-copy,.enhanced .scene-shade{will-change:opacity,transform}.enhanced .scene-copy{pointer-events:none}.enhanced .is-current .scene-copy a{pointer-events:auto}.enhanced .gallery-footer{position:absolute;left:0;right:0;bottom:22px;z-index:20;background:transparent;padding-top:16px;padding-bottom:16px}.enhanced .journey-progress,.enhanced .side-note{display:block}.no-script{padding:30px;line-height:2}.no-script a{text-decoration:underline}
.case-detail{position:relative;z-index:30;min-height:100svh;background:var(--ink);overflow-anchor:none}.case-detail[hidden]{display:none}.detail-toolbar{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:17px 5%;background:rgba(18,20,22,.96);border-bottom:1px solid var(--line);font-size:13.5px;letter-spacing:.15em}.toolbar-divider{margin:0 15px;color:var(--gold)}#close-detail{background:none;border:0;padding:6px 0 6px 20px;min-height:44px;font-size:18px;letter-spacing:.1em}#close-detail span{font:42px var(--serif);vertical-align:middle;margin-left:20px}.detail-intro{max-width:1100px;margin:auto;padding:70px 40px 25px}.detail-heading{position:relative;z-index:1;max-width:900px}.detail-heading h2{font:normal clamp(34px,5.2vw,72px)/1.13 var(--serif);letter-spacing:-.03em;margin:20px 0}.detail-heading .eyebrow{margin-bottom:14px}.detail-heading .subtitle{font:24px/1.8 var(--serif);letter-spacing:.1em}.detail-body{max-width:1100px;margin:auto;padding:0 40px 80px}.detail-note{color:#cabda5;border-left:2px solid var(--gold);padding:10px 20px;font-size:18px;line-height:2;margin:28px 0 55px}.detail-section{display:grid;grid-template-columns:235px 1fr;gap:40px;padding:47px 0;border-bottom:1px solid var(--line)}.detail-section h3{font:normal 15px/1.7 var(--serif);letter-spacing:.14em;color:var(--gold);margin:0}.detail-section h3 small{font:15px/2 var(--font-ja);display:block;color:var(--muted);letter-spacing:.08em;margin-top:7px}.detail-section p{line-height:2.3;margin:0;letter-spacing:.04em;font-size:21px}.plan-table{margin:0}.plan-table>div{display:grid;grid-template-columns:145px 1fr;gap:20px;padding:16px 0;border-bottom:1px solid #e9e1d413}.plan-table>div:first-child{padding-top:0}.plan-table dt{font-size:18px;color:var(--muted);line-height:1.9}.plan-table dd{margin:0;font-size:19.5px;line-height:1.9}.reservation-pending{display:inline-block;border:1px solid #b59a6a70;padding:15px 25px;color:#c8b693;margin:0 0 18px;background:#b59a6a08}.source-link{display:inline-block;margin-top:20px;font-size:18px;border-bottom:1px solid var(--gold);padding-bottom:5px}.source-date{display:block;margin-top:10px;font-size:15px;color:var(--muted)}.detail-end{padding-top:50px;display:flex;justify-content:space-between;gap:30px;font-size:15px;line-height:2;color:var(--muted)}.detail-end a{border-bottom:1px solid var(--line)}
@media(min-width:701px) and (max-height:750px){.scene-copy{top:22%}.scene h1,.scene h2{font-size:clamp(48px,5vw,76px);margin-bottom:18px}.eyebrow{margin-bottom:17px}.detail-link{margin-top:18px}.scene-status{margin-top:15px}.summary{font-size:16.5px}.gallery-footer{padding-bottom:5px}.enhanced .gallery-footer{bottom:10px}}
@media(max-width:1050px){.header-caption{display:none}.chapter-nav{gap:18px}.journey-hint{font-size:10.5px}.hint-line{width:22px}.gallery-footer{gap:20px}.scene-copy{left:11%;width:85%}.scene h1,.scene h2{font-size:clamp(52px,7.7vw,85px)}.detail-section{grid-template-columns:190px 1fr;gap:25px}}
@media(max-width:700px){.site-header{top:23px;left:6%;right:6%;gap:12px}.brand{font-size:21px;gap:10px}.brand small{font-size:9px;letter-spacing:.16em}.brand-mark{font-size:40.5px;width:37px;padding:3px 5px}.brand-mark span{font-size:25.5px;margin-left:-8px}.header-case-display{width:82.5px;height:33px}.preview-label{top:88px;right:6%;font-size:9px}.scene{min-height:730px}.scene-copy{left:8%;top:auto;bottom:23%;width:86%}.scene h1,.scene h2{font-size:clamp(43px,10.2vw,70px);line-height:1.08;letter-spacing:-.045em;margin-bottom:24px}.eyebrow{font-size:10.5px;letter-spacing:.2em;margin-bottom:22px}.scene .subtitle{font-size:22.5px;letter-spacing:.06em;line-height:1.8;margin-bottom:12px}.summary{font-size:16.5px;letter-spacing:.02em;line-height:2}.detail-link{margin-top:22px;font-size:16.5px;gap:42px}.scene-status{font-size:10.5px;letter-spacing:.12em;margin-top:19px}.scene-shade{background:linear-gradient(0deg,rgba(8,11,13,.95),rgba(8,11,13,.64) 35%,rgba(8,11,13,.1) 80%,rgba(8,11,13,.45)),linear-gradient(90deg,#080b0d40,transparent)}.image-caption,.enhanced .side-note{display:none}.gallery-footer{display:grid;grid-template-columns:1fr auto;padding:18px 7%;gap:19px}.enhanced .gallery-footer{bottom:15px}.chapter-nav{grid-row:2;grid-column:1/-1;gap:0;justify-content:space-between}.chapter-nav a{font-size:12px;letter-spacing:.05em;gap:5px;min-height:40px}.nav-number{font-size:15px}.journey-hint{display:none}.hint-line{width:24px}.desktop-hint{display:none}.mobile-hint{display:inline}.page-count{grid-column:2;grid-row:1;font-size:30px;gap:10px}.count-divider,#total-count{font-size:16.5px}.detail-toolbar{padding:10px 6%;font-size:10.5px}.detail-toolbar>span{max-width:145px;line-height:1.9}.toolbar-divider{margin:0 5px}#close-detail{font-size:15px}#close-detail span{margin-left:10px}.detail-intro{padding:55px 7% 20px}.detail-heading h2{font-size:38px}.detail-heading .subtitle{font-size:21px}.detail-body{padding:0 7% 45px}.detail-section{grid-template-columns:1fr;gap:23px;padding:32px 0}.detail-section h3{font-size:13px}.detail-section h3 small{display:inline;margin-left:12px;font-size:13.5px}.detail-section p{font-size:19.5px}.plan-table>div{grid-template-columns:110px 1fr;gap:15px}.detail-note{margin:15px 0 30px;font-size:16.5px;padding-left:15px}.detail-end{flex-direction:column;gap:15px}}
@media(max-width:700px){html.mobile-compact .scene-copy{bottom:24%}html.mobile-compact .scene h1,html.mobile-compact .scene h2{font-size:42px;margin-bottom:15px}html.mobile-compact .eyebrow{margin-bottom:15px}html.mobile-compact .scene .subtitle{font-size:19.5px;margin-bottom:9px}html.mobile-compact .summary{font-size:15px}html.mobile-compact .detail-link{margin-top:14px;min-height:38px}html.mobile-compact .scene-status{margin-top:12px}html.mobile-compact .enhanced .gallery-footer{bottom:8px;gap:9px}html.mobile-compact .preview-label{top:77px}}
@media(max-height:480px) and (min-width:701px){.site-header{top:15px}.scene-copy{top:25%;left:15%}.scene h1,.scene h2{font-size:40px;margin-bottom:12px}.scene .subtitle{font-size:21px}.summary,.scene-status,.image-caption{display:none}.detail-link{margin-top:5px;min-height:36px}.eyebrow{margin-bottom:10px}.preview-label{top:75px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.enhanced .scene-copy,.enhanced .scene-image{will-change:auto}}

.scene .plan-link{border:1px solid var(--ivory);padding:12px 20px;min-height:48px;gap:35px;background:rgba(233,225,212,.07);transition:background .2s}.scene .plan-link:hover{background:rgba(233,225,212,.18)}
@media(max-width:480px){.site-header .brand-mark,.site-header .brand small{display:none}.site-header .brand{font-size:18px;letter-spacing:.1em}.header-case-display{width:78px;height:33px}.scene .plan-link{padding:10px 16px;gap:28px}}

html{scrollbar-gutter:stable}.enhanced body.detail-mode #gallery-shell{position:relative;inset:auto}.detail-mode{overflow-anchor:none}.detail-mode .side-note,.detail-mode .journey-progress{position:absolute}.detail-mode>.skip-link{display:none}.is-detail-transition{overflow:hidden;touch-action:none}.detail-mode #close-detail{position:fixed;top:24px;right:4.6%;z-index:40;padding:8px 18px;background:rgba(18,20,22,.94);border:1px solid var(--line)}.detail-toolbar{min-height:79px;padding-right:220px}.detail-mode #close-detail span{font-size:33px}
@media(max-width:700px){.detail-toolbar{min-height:75px;padding-right:155px}.detail-mode #close-detail{top:20px;right:6%;padding:7px 12px}}

.brand-logo{display:block;width:210px;height:auto}.detail-section--wide{grid-template-columns:minmax(0,1fr);gap:30px}.detail-figure{margin:0}.detail-figure img{display:block;width:100%;height:auto}.detail-figure figcaption{font-size:16.5px;line-height:1.8;color:var(--muted);margin-top:12px}.detail-prose{max-width:760px;margin:35px auto 0}.detail-prose p+p,.detail-feature p+p{margin-top:18px}.detail-film{margin-top:42px}.detail-film h4,.detail-room-heading{font:normal 20px/1.7 var(--serif);letter-spacing:.06em;margin:0 0 20px}.detail-film video{display:block;width:100%;aspect-ratio:16/9;background:#090b0c;object-fit:contain}.detail-feature{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:38px;align-items:start;padding:38px 0;border-top:1px solid var(--line)}.detail-feature:first-child{padding-top:0;border-top:0}.detail-feature h4{font:normal 21px/1.7 var(--serif);letter-spacing:.04em;margin:12px 0 20px}.detail-feature .detail-item-label{font-size:15px;letter-spacing:.2em;color:var(--gold)}.detail-feature .detail-item-note{font-size:18px;color:var(--muted);line-height:2}.detail-media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:25px;margin:25px 0 40px}.detail-media-grid--rooms{grid-template-columns:repeat(3,minmax(0,1fr))}.detail-media-grid img{aspect-ratio:3/2;object-fit:cover}.detail-room-heading{margin-top:48px}.detail-plan-notes{font-size:18px;line-height:2.1;padding-left:18px;color:var(--muted);margin:22px 0 0}.detail-contact{font-style:normal;font-size:19.5px;line-height:2.3}.detail-contact a{border-bottom:1px solid var(--line)}.detail-section .plan-link{border:1px solid var(--gold);padding:15px 24px;margin:0 0 22px;min-height:48px;background:#b59a6a0a}
@media(max-width:700px){.brand-logo{width:150px}.detail-section--wide{gap:24px}.detail-feature{grid-template-columns:1fr;gap:24px;padding:30px 0}.detail-feature h4{font-size:19px;margin-bottom:16px}.detail-feature .detail-figure{max-width:450px}.detail-media-grid{gap:16px}.detail-media-grid--rooms{grid-template-columns:1fr}.detail-media-grid--rooms .detail-figure{max-width:450px}.detail-prose{margin-top:25px}.detail-film h4,.detail-room-heading{font-size:18px}}
@media(max-width:480px){.brand-logo{width:132px}.detail-media-grid{grid-template-columns:1fr}}

/* INTRO: independent background, atmosphere, subject and foreground planes. */
.scene-image--layered{isolation:isolate;overflow:hidden;pointer-events:none}
.scene-layer{position:absolute;inset:0;pointer-events:none}
.scene-image--layered .scene-layer img{display:block;width:100%;height:100%;object-fit:cover;object-position:center}
.scene-layer--background{inset:-2.2%;z-index:0}
.scene-layer--midground{inset:-4%;z-index:1;opacity:.25;background:radial-gradient(ellipse at 68% 44%,rgba(181,154,106,.22),transparent 56%),linear-gradient(90deg,rgba(9,14,18,.15),transparent 65%)}
.scene-layer--person{z-index:2;transform-origin:70% 100%}
.scene-image--layered .scene-layer--person img{position:absolute;left:70%;bottom:0;width:auto;height:100%;max-width:none;object-fit:contain;object-position:center bottom;transform:translateX(-50%) scale(.94);transform-origin:50% 100%}
.scene-layer-picture{display:contents}
#chapter-2 .scene-layer--person{transform-origin:100% 100%}
#chapter-2 .scene-layer--person img{left:auto;right:0;transform:scale(.774) translateX(5%);transform-origin:100% 100%}
@media(max-width:700px){#chapter-2 .scene-layer--person{transform-origin:65% 100%}#chapter-2 .scene-layer--person img{left:60%;right:auto;bottom:0;transform:translateX(-50%) scale(.96);transform-origin:50% 100%}}
.scene-layer--foreground{inset:-4%;z-index:3;opacity:.24;background:radial-gradient(ellipse at 66% 110%,rgba(185,192,190,.16),transparent 55%),linear-gradient(0deg,rgba(7,11,14,.38),transparent 28%)}
.enhanced .scene.is-current .scene-layer--background,.enhanced .scene.is-current .scene-layer--person{will-change:transform}
@media(max-width:700px){.scene-layer--midground,.scene-layer--foreground{display:none}.scene-layer--person{transform-origin:65% 100%}.scene-image--layered .scene-layer--person img{left:60%;transform:translateX(-50%) scale(.96)}}
@media(prefers-reduced-motion:reduce){.scene-layer--midground,.scene-layer--foreground{display:none}.enhanced .scene.is-current .scene-layer--background,.enhanced .scene.is-current .scene-layer--person{will-change:auto}}

.scene .plan-link:disabled{opacity:.6;cursor:default;min-width:190px;justify-content:center;letter-spacing:.16em;background:rgba(233,225,212,.07)}

.scene-about{max-width:500px;margin-top:24px}.scene .scene-about h2{font:500 15px/1.8 var(--font-ja);letter-spacing:.1em;margin:0 0 10px;text-shadow:none}.scene .scene-about p{font-size:18px;line-height:2.1;letter-spacing:.04em;color:#d2cdc4;margin:0}
@media(max-width:700px){.scene-about{max-width:460px;margin-top:20px}.scene .scene-about h2{font-size:13px;margin-bottom:8px}.scene .scene-about p{font-size:16.5px;line-height:2}}
@media(max-width:700px){html.mobile-compact .scene-about{margin-top:14px}html.mobile-compact .scene .scene-about h2{font-size:12px;line-height:1.7;margin-bottom:6px}html.mobile-compact .scene .scene-about p{font-size:15.75px;line-height:1.85}}

/* Stable mobile layout; only backgrounds bleed into the browser-toolbar area. */
.stable-viewport{position:fixed;top:0;left:0;width:0;height:100svh;visibility:hidden;pointer-events:none;contain:strict}
@media(max-width:700px){
 .enhanced #gallery-shell{top:0;bottom:auto;height:100svh}
 .enhanced .scene{overflow:visible}
 .enhanced .scene-image--layered{overflow:visible}
 .enhanced .scene-image:not(.scene-image--layered){top:-2svh;bottom:calc(100svh - 100lvh - 2svh)}
 .enhanced .scene-layer--background{bottom:auto;height:calc(100lvh + 4.4svh)}
 .enhanced .scene-shade{bottom:calc(100svh - 100lvh - 2svh)}
 .enhanced .journey-progress{position:absolute;bottom:0}
}

/* Mobile Case labels sit alongside the plan action, within the stable copy plane. */
.header-case-display{display:none}
.scene-actions{display:inline-flex;align-items:stretch;gap:0;margin-top:29px;max-width:100%}
.mobile-case-badge{display:block;flex:0 0 124px;width:124px;min-height:48px;height:auto;align-self:stretch;pointer-events:none}
.scene .scene-actions .plan-link{display:flex;align-items:center;justify-content:center;margin:0;min-height:48px}
@media(min-width:701px){
 .scene .scene-actions .detail-arrow{display:none}
 .scene .scene-actions .plan-link{width:240px;height:56px;min-height:56px;gap:0;font-size:18px;line-height:1.5;white-space:nowrap}
}
@media(max-width:700px){
 .header-case-display{display:none}
 #chapter-1 .subtitle,#chapter-2 .subtitle{display:none}
 .scene-actions{display:flex;align-items:stretch;gap:0;margin-top:22px;width:100%;max-width:360px}
 .mobile-case-badge{display:block;flex:0 0 96px;width:96px;min-height:48px;height:auto;align-self:stretch;pointer-events:none}
 .mobile-case-badge text{font-size:17px}
 .scene .scene-actions .plan-link{display:flex;flex:1;justify-content:center;align-items:center;min-width:0;min-height:48px;margin:0;padding:10px 8px;gap:0;line-height:1.5;white-space:nowrap}
 .scene .scene-actions .detail-arrow{display:none}
 html.mobile-compact .scene-actions{margin-top:14px}
}
@media(max-width:700px){
 .enhanced .gallery-footer{display:contents;position:static}
 .enhanced .chapter-nav{position:absolute;left:7%;right:7%;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:20}
 .enhanced .page-count{position:absolute;top:23px;right:6%;z-index:21}
 .scene-copy,html.mobile-compact .scene-copy{top:auto;bottom:calc(82px + env(safe-area-inset-bottom,0px))}
}

/* Extend the existing plan link over its adjacent Case badge, keeping one link. */
.scene-actions>a.plan-link{position:relative}
.scene-actions>a.plan-link::before{content:'';position:absolute;top:-1px;bottom:-1px;left:-125px;width:125px}
@media(max-width:700px){.scene-actions>a.plan-link::before{left:-97px;width:97px}}

#gallery-shell[hidden]{display:none}

/* Desktop chapter navigation. */
@media(min-width:701px){
 .journey-hint{display:none}
 .gallery-footer{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:20px}
 .chapter-nav{grid-column:2;gap:clamp(20px,3vw,48px)}
 .gallery-footer .page-count{grid-column:3;justify-self:end}
 .chapter-nav a{font-size:18.9px;gap:12px;min-height:56px;white-space:nowrap}
 .chapter-nav .nav-number{font-size:25.2px}
}

/* The return action belongs to the sticky detail bar, rather than floating over it. */
.detail-toolbar{min-height:88px;padding:18px 5%;gap:28px;background:rgba(7,7,7,.97);border-bottom-color:rgba(207,168,94,.22)}
.detail-mode #close-detail{position:static;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;gap:14px;min-width:200px;min-height:48px;padding:8px 0;top:auto;right:auto;background:transparent;border:0;border-bottom:1px solid #cfa85e80;font:400 14px/1.6 var(--font-ja);letter-spacing:.08em;color:var(--ivory);transition:color .25s,border-color .25s}
.detail-mode #close-detail::before{content:'←';display:grid;place-items:center;flex:0 0 32px;width:32px;height:32px;border:1px solid #cfa85e70;border-radius:50%;font:20px/1 Georgia,serif;color:#cfa85e;transition:transform .25s,border-color .25s}
.detail-mode #close-detail span{display:none}
.detail-mode #close-detail:hover{color:#e8ca8c;border-bottom-color:#cfa85e}
.detail-mode #close-detail:hover::before{transform:translateX(-3px);border-color:#cfa85e}
@media(max-width:700px){
 .detail-toolbar{min-height:76px;padding:12px 6%;gap:12px}
 .detail-toolbar>span{flex:1;min-width:0;max-width:130px;font-size:8px;line-height:1.8;letter-spacing:.08em}
 .detail-mode #close-detail{min-width:0;min-height:44px;gap:10px;padding:7px 0;font-size:12px;letter-spacing:.04em}
 .detail-mode #close-detail::before{flex-basis:28px;width:28px;height:28px;font-size:18px}
}

/* Production: keep native scrolling, hide only its visual rail. */
html,body{scrollbar-width:none;-ms-overflow-style:none}
html{scrollbar-gutter:auto}
html::-webkit-scrollbar,body::-webkit-scrollbar{display:none;width:0;height:0}
.case-detail{isolation:isolate}
.detail-toolbar{z-index:1000}
#detail-content{position:relative;z-index:0}
.chapter-nav a[aria-busy="true"]{cursor:progress}
.copy-mobile{display:none}
@media(max-width:700px){.copy-desktop{display:none}.copy-mobile{display:inline}}

/* Only the transition uses fixed compositor layers; plan reading stays native. */
.enhanced body.is-mobile-detail-transition #gallery-shell{position:fixed;inset:0 0 auto;height:100svh;will-change:transform}
.is-mobile-detail-transition .case-detail{position:fixed;inset:0 0 auto;will-change:transform}