:root{--ink:#283e36;--muted:#6b766b;--paper:#eeeee3;--line:#53634b30;--red:#934e3c;--surface:#f7f5eaeF;color-scheme:light;font-family:'Songti SC','STSong','SimSun',serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:#e8e7dc;color:var(--ink);overflow:hidden;transition:background 1.8s,color 1.8s}body.night{--ink:#e9e3c9;--muted:#abb7ad;--paper:#172b2a;--line:#b3c3b538;--surface:#203332f5;--red:#d9a184;color-scheme:dark;background:#132725}button,a,input{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button{border:0;background:transparent}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--red);outline-offset:5px}button:hover{color:var(--red)}button{transition:background .25s,color .25s,transform .25s}button:active{transform:translateY(1px)}#world{position:fixed;inset:0}#world canvas{display:block;width:100%;height:100%;touch-action:none}.grain{position:fixed;inset:0;pointer-events:none;opacity:.075;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='170' height='170'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.78' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23000' filter='url(%23n)' opacity='.4' d='M0 0h170v170H0z'/%3E%3C/svg%3E")}header{position:fixed;left:4.3%;right:4.3%;top:32px;display:flex;align-items:center;justify-content:space-between;z-index:5}.brand{display:flex;gap:15px;align-items:center;text-decoration:none;color:var(--ink);font-size:25px;letter-spacing:5px}.brand small{display:block;font:9px/2.4 sans-serif;letter-spacing:2px}.seal{width:43px;height:49px;background:#8e4736;color:#f7eddb;writing-mode:vertical-rl;letter-spacing:3px;font-size:21px;padding:5px 8px;border-radius:3px;outline:1px solid #d3b59d;outline-offset:-4px}.header-right{display:flex;align-items:center;gap:25px;font-size:14px;letter-spacing:2px}.header-right>button{border:1px solid var(--line);padding:11px 18px;border-radius:3px}.header-right>span{font-size:13px;color:var(--muted)}.intro{position:absolute;top:25%;left:6.6%;width:270px;pointer-events:auto;transition:opacity .5s,transform .5s}.eyebrow{font-size:12px;letter-spacing:5px;color:var(--muted);margin-bottom:23px}h1{font-size:47px;font-weight:400;line-height:1.5;letter-spacing:6px;margin:0 0 23px}.intro p{font-size:15px;line-height:2.15;letter-spacing:2px;color:var(--muted);margin:0 0 28px}.enter{border-bottom:1px solid var(--ink);padding:9px 0;width:164px;text-align:left;letter-spacing:4px;font-size:16px}.enter span{float:right}.intro-foot{margin-top:43px;font-size:12px;color:var(--muted);letter-spacing:2px;display:flex;align-items:center;gap:10px}.small-seal{border:1px solid var(--red);color:var(--red);padding:3px;font-size:14px}body.exploring .intro{opacity:0;pointer-events:none;transform:translateX(-20px)}#hotspots{position:fixed;inset:0;pointer-events:none}.hotspot{position:absolute;pointer-events:auto;transform:translate(-50%,-50%);white-space:nowrap;border:1px solid #68735a44;border-radius:3px;padding:7px 11px;background:#f3f0e4e8;color:#3c4d3c;font-size:12px;letter-spacing:2px;box-shadow:0 2px 16px #29362f0a;backdrop-filter:blur(6px)}.hotspot::before{content:'◇';color:#94583d;margin-right:5px}.hotspot:hover{background:#fff9e7;transform:translate(-50%,-55%)}.hotspot.visited::before{content:'◆'}.hotspot.candle{background:#f7e8c9ef;color:#75422e}.night .hotspot{background:#293e37ef;color:#e7dfc4;border-color:#d9cfa033}.night .hotspot.candle{background:#775836ed;color:#fff0c2}.view-tools{position:fixed;right:3.2%;top:43%;display:flex;flex-direction:column;gap:8px}.view-tools button{border:1px solid var(--line);width:37px;height:37px;border-radius:50%;background:var(--surface);font-size:20px}.scene-caption{position:fixed;bottom:154px;left:48%;display:flex;align-items:center;gap:15px;color:var(--muted);font-size:12px;letter-spacing:3px}.caption-line{width:30px;height:1px;background:var(--line)}footer{position:fixed;bottom:23px;left:6.6%;right:6.6%}nav{display:flex;justify-content:center;border-top:1px solid var(--line);padding-top:20px;gap:2px}nav button{padding:8px 25px;font-size:15px;letter-spacing:2px;display:flex;align-items:center;gap:10px}nav button>span{font-size:12px;color:var(--muted)}nav button.visited>span{color:var(--red)}.footer-note{display:flex;justify-content:space-between;margin-top:20px;font-size:11px;letter-spacing:2px;color:var(--muted)}#loading{position:fixed;left:58%;top:50%;font-size:16px;letter-spacing:3px}#sound-panel{position:fixed;right:4.3%;top:97px;width:300px;background:var(--surface);border:1px solid var(--line);padding:22px;z-index:20;box-shadow:0 12px 40px #12282115;border-radius:4px}.panel-heading{display:flex;align-items:center;justify-content:space-between;font-size:16px}.panel-heading button{font-size:24px}#sound-panel p,#sound-panel small{font-size:12px;color:var(--muted)}.sound-options{display:flex;gap:8px;margin:22px 0}.sound-options button{padding:9px 10px;border:1px solid var(--line);font-size:14px}.sound-options button.selected{background:var(--ink);color:var(--paper)}.volume{font-size:14px;display:flex;gap:14px;align-items:center;margin-bottom:18px}input{accent-color:var(--ink);width:170px}dialog{padding:32px 38px;border:1px solid var(--line);width:min(700px,92vw);max-height:82dvh;background:var(--surface);color:var(--ink);box-shadow:0 30px 140px #07181044;border-radius:4px;overflow:auto}dialog::backdrop{background:#0e241d55;backdrop-filter:blur(5px)}.detail-top,.detail-bottom{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);letter-spacing:2px}.detail-top{border-bottom:1px solid var(--line);padding-bottom:16px}.detail-top button{font-size:14px}.detail-bottom{border-top:1px solid var(--line);padding-top:18px;margin-top:30px}.detail-bottom button{font-size:14px}.detail-title{font-size:38px;font-weight:400;letter-spacing:6px;margin:27px 0 10px}.detail-desc{font-size:16px;line-height:1.9;color:var(--muted)}.empty-note{padding:24px 0;color:var(--muted);font-size:15px;line-height:2}.pending{display:inline-block;border:1px solid var(--line);padding:4px 10px;font-size:12px;letter-spacing:2px;margin:4px 0}.content-row{display:flex;gap:25px;align-items:baseline;padding:18px 0;border-bottom:1px solid var(--line)}.content-row small{font-size:12px;color:var(--red)}.content-row h3{font-size:20px;font-weight:400;margin:0 0 8px}.content-row p{font-size:14px;line-height:1.8;color:var(--muted);margin:0}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}.filters button{border:1px solid var(--line);padding:8px 13px;font-size:14px}.filters button.active{background:var(--ink);color:var(--paper)}.book-shelf{display:flex;align-items:flex-end;gap:10px;margin:30px 0 20px;padding-bottom:10px;border-bottom:5px solid #72573e}.book{writing-mode:vertical-rl;min-height:160px;background:#506554;color:#f0ead6;padding:18px 14px;letter-spacing:5px;font-size:18px;border-radius:2px;box-shadow:4px 2px 0 #263b2b22}.book:nth-child(2){background:#9e7752;min-height:180px}.book:nth-child(3){background:#894f3e;min-height:150px}.book:nth-child(4){background:#67777b;min-height:170px}.book:hover{transform:translateY(-8px);color:#fff}.book-info{font-size:15px;line-height:1.9;color:var(--muted);min-height:58px}.photo-empty{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}.photo-empty div{aspect-ratio:1.4;border:1px solid var(--line);display:flex;justify-content:center;align-items:center;color:var(--muted);font-size:16px;background:linear-gradient(135deg,#85997b15,#bca27716);letter-spacing:4px}#toast{position:fixed;bottom:167px;left:50%;transform:translate(-50%,12px);background:var(--surface);padding:12px 20px;border:1px solid var(--line);font-size:14px;letter-spacing:2px;opacity:0;pointer-events:none;transition:.3s;z-index:30}#toast.visible{opacity:1;transform:translate(-50%,0)}[hidden]{display:none!important}body.labels-off .hotspot:not(.candle){display:none}#world.failed{background:linear-gradient(135deg,#d8dfce,#eee8d5)}
@media(min-width:1500px){h1{font-size:56px}.intro{top:27%}}@media(max-width:1000px){.intro{left:5%;width:230px}h1{font-size:38px}nav button{padding:8px 13px;font-size:14px}.scene-caption{left:45%}}@media(max-width:700px){header{top:20px;left:6%;right:6%}.brand{font-size:20px;gap:10px}.brand small{font-size:8px;letter-spacing:1.5px}.seal{height:42px;width:36px;font-size:18px;padding:4px 6px}.header-right{gap:10px}.header-right>span{display:none}.header-right>button{padding:9px 11px;font-size:13px}.intro{top:112px;left:7%;width:auto}.eyebrow{font-size:10px;margin-bottom:10px;letter-spacing:3px}h1{font-size:29px;line-height:1.4;letter-spacing:3px}h1 br{display:none}.intro p,.intro-foot{display:none}.enter{font-size:13px;width:125px;padding:5px 0;letter-spacing:2px;margin-top:-6px}.view-tools{right:4%;top:auto;bottom:194px;gap:6px}.view-tools button{width:32px;height:32px;font-size:17px}.scene-caption{left:0;width:100%;justify-content:center;bottom:174px;font-size:10px}.hotspot{font-size:11px;padding:6px 7px;letter-spacing:1px}.hotspot::before{margin-right:3px}footer{bottom:19px;left:5%;right:5%}nav{display:grid;grid-template-columns:repeat(3,1fr);padding-top:12px;row-gap:6px}nav button{padding:8px 2px;font-size:13px;justify-content:center;gap:6px;letter-spacing:1px}.footer-note{font-size:9px;letter-spacing:0;margin-top:13px}.footer-note span:last-child{max-width:200px}.caption-line{width:18px}#sound-panel{right:5%;top:78px}dialog{padding:24px;max-height:86dvh}.detail-title{font-size:30px}.detail-desc{font-size:15px}.book{font-size:16px;padding:15px 10px}.photo-empty{gap:10px}#toast{bottom:190px;width:max-content;max-width:90%;font-size:12px}#loading{left:30%;top:48%}}@media(prefers-reduced-motion:reduce){*,*::before{transition:none!important;animation:none!important}}

@media(min-width:701px) and (max-width:999px){.intro{top:112px;left:6%;width:auto}.intro h1{font-size:30px;margin-bottom:10px}.intro h1 br{display:none}.intro .eyebrow{margin-bottom:12px}.intro p,.intro-foot{display:none}.enter{font-size:14px;width:135px}.scene-caption{left:0;width:100%;justify-content:center}nav button{padding:8px;font-size:13px;gap:6px}}

/* Single-character seal, centered at every viewport. */
.brand .seal{display:flex;align-items:center;justify-content:center;writing-mode:horizontal-tb;letter-spacing:0;line-height:1;padding:0;flex-shrink:0}

/* Refined exhibition: warm rice paper, moonlit teal, and softly moving bamboo light. */
html{min-height:100%;background-color:#f0eddf}
html[data-theme="night"]{background-color:#0c252b;color-scheme:dark}
body{min-height:100vh;min-height:100dvh;isolation:isolate;background:transparent}
body.night{--ink:#ede8d2;--muted:#b4c4bd;--surface:#183332f5;background:transparent}
/* Paint real viewport-sized layers instead of relying on body-background propagation in iOS. */
#page-background{position:fixed;inset:0;z-index:-1;pointer-events:none;background-color:#f0eddf;background-image:radial-gradient(ellipse at 35% 22%,#fffcf099,transparent 63%),radial-gradient(ellipse at 90% 88%,#c7c6ae55,transparent 52%)}
#page-background::after{content:'';position:absolute;inset:0;background-color:#0c252b;background-image:radial-gradient(ellipse at 37% 13%,#244951aa,transparent 43%),radial-gradient(ellipse at 72% 54%,#2d403c55,transparent 52%);opacity:0;transition:opacity 1.8s;will-change:opacity}
body.night #page-background::after{opacity:1}
.bamboo-light{position:fixed;inset:-4%;width:108%;height:108%;object-fit:cover;pointer-events:none;opacity:.72;mix-blend-mode:multiply;transform-origin:50% 0;animation:bamboo-drift 16s ease-in-out infinite alternate;transition:opacity 1.8s,filter 1.8s;filter:sepia(.3)}
body.night .bamboo-light{opacity:.88;filter:brightness(.25);mix-blend-mode:multiply}
.moonlight{position:fixed;left:32%;top:4%;width:44px;height:44px;border-radius:50%;background:radial-gradient(circle at 35% 31%,#e7d3a0 0,#c4b88f 55%,#a79e7e 86%,#e0cfa255 100%);box-shadow:0 0 25px 12px #b5cdce15;opacity:0;pointer-events:none;filter:blur(1px);transition:opacity 2s}
body.night .moonlight{opacity:.8}
@keyframes bamboo-drift{from{transform:rotate(-1deg) translate3d(-8px,0,0)}to{transform:rotate(1deg) translate3d(8px,7px,0)}}
.brand{font-size:28px;letter-spacing:5px}.brand .seal{height:58px;width:45px;font-size:27px}.brand small{font-size:10px;letter-spacing:2px}
.header-right>button{border-radius:2px;padding:13px 19px;background:#fbf8eb20}.header-right{font-size:15px}.header-right>span{font-size:14px}
.view-tools{right:3%;gap:10px}.view-tools button{width:43px;height:43px;box-shadow:0 3px 12px #22372a16;background:#f5f2e5;color:#34443a;border-color:#a9ad9130}
.intro{left:6.2%;width:355px;top:24%}h1{font-size:47px;letter-spacing:3px;line-height:1.6;margin-bottom:27px}.intro p{font-size:17px;line-height:2.25;letter-spacing:3px}.eyebrow{font-size:13px;letter-spacing:5px;margin-bottom:29px}.intro-foot{margin-top:36px;font-size:13px}.enter{font-size:18px;width:205px;padding-bottom:11px}
.hotspot{border-radius:2px;background:#f4eedce8;border-color:#9b987055}.night .hotspot.candle{background:#806246ed;color:#fff1ca}
footer{left:6.2%;right:6.2%;bottom:24px}nav{padding-top:19px}nav button{font-size:16px;letter-spacing:3px}.footer-note{font-size:11px}.scene-caption{bottom:147px;left:47%;letter-spacing:4px}.grain{opacity:.055}
@media(min-width:1500px){.intro{width:410px}h1{font-size:53px}}
@media(min-width:701px) and (max-width:1199px){.intro{width:290px;left:5%}h1{font-size:37px}.intro p{font-size:15px;letter-spacing:2px}.eyebrow{font-size:11px;letter-spacing:3px}nav button{padding:8px 11px;font-size:14px;letter-spacing:1px}.scene-caption{left:45%}}
@media(min-width:701px) and (max-width:999px){.intro{top:115px;left:6%;width:auto}.intro h1{font-size:30px;margin-bottom:10px}.intro h1 br{display:none}.intro .eyebrow{margin-bottom:12px}.intro p,.intro-foot{display:none}.enter{font-size:14px;width:135px}.scene-caption{left:0;width:100%;justify-content:center}}
@media(max-width:700px){.brand{font-size:21px}.brand .seal{width:36px;height:45px;font-size:24px}.brand small{font-size:8px}.header-right>button{font-size:13px;padding:9px 11px}.intro{top:118px;left:7%;width:auto}.intro h1{font-size:29px;letter-spacing:2px;line-height:1.4;margin-bottom:14px}.intro .eyebrow{font-size:10px;letter-spacing:3px;margin-bottom:13px}.intro p,.intro-foot{display:none}.enter{font-size:13px;width:125px;padding:5px 0}.view-tools{right:4%;gap:6px}.view-tools button{height:34px;width:34px}.scene-caption{left:0;bottom:174px}nav button{font-size:13px;letter-spacing:1px;padding:8px 2px}.footer-note{font-size:9px}.moonlight{left:66%;top:12%;width:30px;height:30px}.bamboo-light{opacity:.45}footer{left:5%;right:5%;bottom:19px}}
@media(prefers-reduced-motion:reduce){.bamboo-light{animation:none}}

.about-paragraph{color:var(--ink);line-height:2.1;margin:22px 0;text-wrap:pretty}
/* Loading values come only from completed work. */
#loading{display:flex;flex-direction:column;gap:12px;align-items:center}#loading[hidden]{display:none}#loading progress{width:190px;height:3px;border:0;background:#53634b25;accent-color:#62735b}#loading progress::-webkit-progress-bar{background:#53634b25}#loading progress::-webkit-progress-value{background:#62735b}

/* Selected portfolio material */
.media-entry{display:block;padding:28px 0;border-bottom:1px solid var(--line)}.entry-credit{color:var(--muted);font-size:12px;letter-spacing:1px}.entry-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}.entry-gallery a{display:block;min-width:0;text-decoration:none;color:var(--muted);font-size:11px}.entry-gallery a:first-child{grid-column:1/-1}.entry-gallery img{display:block;width:100%;height:240px;object-fit:contain;background:#78866b0b;border:1px solid var(--line);border-radius:3px}.entry-gallery a:first-child img{height:auto;max-height:420px}.entry-gallery span{display:block;text-align:right;margin-top:6px}.about-portrait{margin:20px 0 28px}.about-portrait img{width:100%;max-height:280px;object-fit:contain}.about-portrait figcaption{text-align:center;font-size:12px;color:var(--muted);margin-top:10px}.filters{flex-wrap:wrap}.content-row h3{line-height:1.6}.content-row p{line-height:1.9}.book-shelf{flex-wrap:wrap}@media(max-width:600px){.entry-gallery{grid-template-columns:1fr}.entry-gallery img{height:auto;max-height:350px}.entry-gallery a:first-child img{max-height:350px}}
/* Mounted handscroll: paper opens between two moving wooden rollers. */
#detail{--ink:#344138;--muted:#717362;--red:#964d37;--line:#736c4b36;color-scheme:light;width:min(860px,94vw);max-width:94vw;max-height:none;height:min(82dvh,900px);padding:18px 22px;border:0;border-radius:0;background:transparent;box-shadow:none;overflow:visible;color:var(--ink)}
#detail::backdrop{background:#0c211c85;backdrop-filter:blur(7px)}
.scroll-paper{height:100%;padding:22px 26px;background-color:#d1cec3;background-image:repeating-linear-gradient(45deg,#f0efe911 0 1px,transparent 1px 5px),repeating-linear-gradient(-45deg,#62635b09 0 1px,transparent 1px 5px);border-top:1px solid #dedbd2;border-bottom:1px solid #aaa69a;box-shadow:0 20px 65px #08161170,inset 8px 0 18px #58574f12,inset -8px 0 18px #58574f12}
.scroll-reading{height:100%;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#a6a396 transparent;padding:26px 32px;background-color:#eeece3;background-image:url("data:image/svg+xml,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22160%22%20height%3D%22160%22%20viewBox%3D%220%200%20160%20160%22%3E%3Cg%20fill%3D%22none%22%20stroke%3D%22%23696b61%22%20stroke-opacity%3D%22.045%22%20stroke-width%3D%22.8%22%3E%3Cpath%20d%3D%22M80%2046C65%2020%2038%2040%2058%2060C32%2047%2025%2077%2051%2080C25%2083%2032%20113%2058%20100C38%20120%2065%20140%2080%20114C95%20140%20122%20120%20102%20100C128%20113%20135%2083%20109%2080C135%2077%20128%2047%20102%2060C122%2040%2095%2020%2080%2046Z%22%2F%3E%3Ccircle%20cx%3D%2280%22%20cy%3D%2280%22%20r%3D%2212%22%2F%3E%3Cpath%20d%3D%22M80%2046V68M80%2092V114M51%2080H68M92%2080H109%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E"),repeating-linear-gradient(0deg,#78797004 0 1px,transparent 1px 3px);border:1px solid #afada333;box-shadow:inset 0 0 24px #77776c0d}
.scroll-rod{position:absolute;top:5px;bottom:5px;width:22px;border-radius:8px;background:linear-gradient(90deg,#aaa89e,#d8d6cc 20%,#efeee6 46%,#dddcd2 70%,#a6a49b);box-shadow:2px 4px 8px #09161066,inset 1px 0 #f0eee5;pointer-events:none}
.scroll-rod-left{left:12px}.scroll-rod-right{right:12px}
.scroll-rod::before,.scroll-rod::after{content:'';position:absolute;left:-3px;width:28px;height:19px;border-radius:5px;background:linear-gradient(90deg,#292925,#44433d 35%,#5a5951 50%,#363630 80%,#252520);box-shadow:0 2px 3px #0004}.scroll-rod::before{top:-7px}.scroll-rod::after{bottom:-7px}
#detail .detail-top{gap:15px}#detail .detail-top button{min-height:40px;white-space:nowrap}#detail .detail-bottom{padding-bottom:8px}#detail .detail-title{font-family:'Kaiti SC','STKaiti','KaiTi','Songti SC',serif}#detail .content-row small{flex-shrink:0}#detail .book{color:#efe7d0}
.scroll-opening .scroll-paper{animation:scroll-unfurl 1.25s cubic-bezier(.22,.65,.25,1) both}.scroll-opening .scroll-rod-left{animation:scroll-left 1.25s cubic-bezier(.22,.65,.25,1) both}.scroll-opening .scroll-rod-right{animation:scroll-right 1.25s cubic-bezier(.22,.65,.25,1) both}.scroll-opening .scroll-reading>*{animation:scroll-ink .65s .55s both}
.scroll-closing .scroll-paper{animation:scroll-fold 1.35s cubic-bezier(.4,0,.35,1) both}.scroll-closing .scroll-rod-left{animation:scroll-fold-left 1.35s cubic-bezier(.4,0,.35,1) both}.scroll-closing .scroll-rod-right{animation:scroll-fold-right 1.35s cubic-bezier(.4,0,.35,1) both}.scroll-closing .scroll-reading{pointer-events:none}
@keyframes scroll-unfurl{from{clip-path:inset(0 49.5%)}to{clip-path:inset(0 0)}}
@keyframes scroll-left{from{left:calc(50% - 22px)}to{left:12px}}
@keyframes scroll-right{from{right:calc(50% - 22px)}to{right:12px}}
@keyframes scroll-ink{from{opacity:0;filter:blur(2px)}to{opacity:1;filter:blur(0)}}
.night #detail .scroll-paper{background-color:#c4c1b7}.night #detail .scroll-reading{background-color:#e3e0d6}
@media(max-width:600px){#detail{height:85dvh;padding:15px 17px}.scroll-paper{padding:14px 12px}.scroll-reading{padding:20px 15px}.scroll-rod{width:17px}.scroll-rod::before,.scroll-rod::after{width:23px}#detail .content-row:not(.media-entry){display:block}#detail .content-row small{display:block;margin-bottom:8px}#detail .detail-title{font-size:29px}#detail .detail-top{font-size:11px;letter-spacing:1px}}
@media(prefers-reduced-motion:reduce){#detail *,#detail *::before,#detail *::after{animation:none!important}.scroll-paper{clip-path:none}}

/* Closing has its own timeline, so it cannot inherit the finished opening animation. */
.scroll-closing .scroll-reading>*{animation:scroll-ink-out 1.35s ease-in-out both}
@keyframes scroll-fold{0%{clip-path:inset(0 0);opacity:1}85%{opacity:1}100%{clip-path:inset(0 49.5%);opacity:0}}
@keyframes scroll-fold-left{0%{left:12px;opacity:1}85%{opacity:1}100%{left:calc(50% - 22px);opacity:0}}
@keyframes scroll-fold-right{0%{right:12px;opacity:1}85%{opacity:1}100%{right:calc(50% - 22px);opacity:0}}
@keyframes scroll-ink-out{0%{opacity:1;filter:blur(0)}65%{opacity:.25;filter:blur(1px)}100%{opacity:0;filter:blur(2px)}}


#pet-discovery{font-size:inherit;letter-spacing:inherit;padding:0 4px;color:var(--red)}#pet-discovery[hidden]{display:none}

.cat-hit-target,.lantern-hit-target{position:absolute;width:44px;height:44px;transform:translate(-50%,-50%);pointer-events:auto;background:transparent;border:0;padding:0;border-radius:45%;cursor:pointer}.cat-hit-target[hidden]{display:none}.cat-hit-target:hover,.lantern-hit-target:hover{background:transparent}.cat-hit-target:active,.lantern-hit-target:active{transform:translate(-50%,-50%)}

/* The room keeps its welcome composition; object visits use a small reading cue. */
body.scene-active .intro{opacity:0;pointer-events:none;transform:translateX(-20px)}
body.scene-active .scene-caption{opacity:0}
#scene-transition{position:fixed;left:50%;bottom:170px;transform:translateX(-50%);display:flex;align-items:center;gap:18px;padding:12px 17px;background:var(--surface);border:1px solid var(--line);z-index:8;font-size:13px;letter-spacing:1px;max-width:90vw}
#scene-transition button{min-height:44px;white-space:nowrap}#transition-note{min-width:0}
#scene-picker{position:fixed;left:50%;bottom:150px;transform:translateX(-50%);width:min(600px,88vw);padding:20px 24px;background:var(--surface);border:1px solid var(--line);box-shadow:0 12px 45px #1e33252b;z-index:9;max-height:53dvh;overflow:auto;border-radius:3px}
.picker-heading{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.picker-heading h2{font-size:21px;font-weight:400;letter-spacing:3px;margin:0 0 8px}.picker-heading p{font-size:13px;color:var(--muted);line-height:1.7;margin:0 0 15px}.picker-heading>button{font-size:22px;min-width:44px;min-height:44px}
#picker-options{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}#picker-options button{padding:16px 12px;background:#71857514;border:1px solid var(--line);line-height:1.7;min-height:90px;font-size:16px}#picker-options button span{display:block;font-size:11px;color:var(--muted);margin-bottom:6px;letter-spacing:2px}#picker-options button:hover{background:#8f9b7625}
#picker-all{margin-top:14px}.text-link{display:inline-block;min-height:44px;padding:10px 0;text-decoration:none;color:#7d5542;font-size:14px}.text-link:hover{text-decoration:underline}
#detail .section-heading{font-family:'Kaiti SC','STKaiti','KaiTi',serif;font-size:24px;font-weight:400;letter-spacing:3px;margin:30px 0 14px}
.chapter-links{display:flex;gap:16px;flex-wrap:wrap;clear:both;padding:20px 0}.chapter-links a,.resume-contact a{font-size:14px;min-height:44px;padding:10px 0;color:#775941;text-underline-offset:5px}
.experience-scroll{list-style:none;padding:0 0 0 18px;margin:20px 0;border-left:1px solid #68796850}.experience-scroll li{position:relative;padding:0 0 24px 16px}.experience-scroll li::before{content:'';position:absolute;left:-23px;top:12px;width:9px;height:9px;border-radius:50%;background:#987652}
.experience-scroll summary{cursor:pointer;display:block;list-style:none}.experience-scroll summary::-webkit-details-marker{display:none}.experience-scroll summary time{font-size:12px;color:#84583f}.experience-scroll summary h3{font-size:20px;font-weight:400;line-height:1.6;margin:7px 0}.experience-scroll summary>span{font-size:12px;color:#717966}.experience-scroll details[open] summary>span{display:none}.experience-scroll details p{font-size:15px;color:#66725f;line-height:1.95;margin:10px 0}
.skill-tags{display:flex;gap:8px;flex-wrap:wrap}.skill-tags span{padding:8px 10px;border:1px solid #58674330;font-size:13px}.resume-contact{display:flex;gap:30px;margin-top:22px;flex-wrap:wrap}
.archive-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 18px;margin-top:25px}.archive-card{text-align:left;width:100%;padding:0 0 16px;border-bottom:1px solid #53634b30;min-width:0}.archive-card img,.text-cover{display:block;width:100%;height:190px;object-fit:cover;border:1px solid #53634b20;background:#d6d5c5}.text-cover{display:grid;place-items:center;font-size:34px;color:#747c69}.archive-card small{display:block;color:#805c46;margin-top:12px;font-size:11px}.archive-card h3{font-size:18px;font-weight:400;line-height:1.6;margin:5px 0 9px}.archive-card>span:last-child{font-size:12px;color:#6c7868}.archive-card:hover img{filter:brightness(1.04)}.archive-card:focus-visible{outline-offset:4px}
.archive-footnote,.archive-empty{font-size:14px;line-height:1.9;color:#6b766b;margin:25px 0}.teaching-contents{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;color:#6b766b;margin:20px 0 0}.teaching-contents span{border-bottom:1px solid #6b766b30;padding:5px 0}
.journey-index{display:grid;gap:6px;margin-top:20px}.journey-index button{text-align:left;padding:10px 0;min-height:44px;border-bottom:1px solid #53634b22;font-size:14px}.journey-index button span{margin-right:16px;color:#9a7354;font-size:12px}
.album-title{font-size:30px!important;letter-spacing:3px!important;line-height:1.6}.album-figure{margin:24px 0 0;animation:album-ink .35s ease-out;touch-action:pan-y}.album-figure img{display:block;width:100%;max-height:45dvh;object-fit:contain;background:#d9d8cc;min-height:180px}.album-figure figcaption{font-size:12px;color:#717968;line-height:1.8;text-align:center;margin-top:8px}.album-controls{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 0;font-size:13px}.album-controls button{padding:10px 12px;min-height:44px;border:1px solid #53634b30}.album-controls button:disabled{opacity:.33;cursor:default}.album-controls>span{white-space:nowrap;font-size:12px;color:#717968}.project-controls{border-top:1px solid #53634b30;margin-top:26px;padding-top:18px}@keyframes album-ink{from{opacity:.4;transform:translateX(8px)}to{opacity:1;transform:translateX(0)}}
.reading-card{display:grid;grid-template-columns:150px 1fr;gap:25px;padding:22px 0;border-bottom:1px solid #53634b30}.reading-card>p{grid-column:1/-1}.reading-cover{padding:22px 16px;background:#5f756a;color:#eee9d9;min-height:200px;box-shadow:5px 4px 0 #46574525}.reading-cover small,.reading-cover span{font-size:11px;line-height:1.8}.reading-cover h3{font-size:23px;line-height:1.6;font-weight:400;letter-spacing:3px;margin:25px 0}.reading-card>div:last-child h3{font-size:22px;font-weight:400}.reading-card h4{font-size:16px;font-weight:400;margin:20px 0 10px}.reading-card p,.research-note p{font-size:15px;line-height:1.9;color:#66725f}.research-note{margin:22px 0;padding-bottom:15px;border-bottom:1px solid #53634b30}.research-note small{font-size:11px;color:#805c46}.research-note h3{font-size:20px;font-weight:400}.book.selected{transform:translateY(-12px);box-shadow:4px 8px 0 #263b2b22}
#detail blockquote{font-family:'Kaiti SC','STKaiti','KaiTi',serif;font-size:24px;line-height:1.8;letter-spacing:2px;margin:25px 0 5px;padding:20px 20px 20px 24px;border-left:2px solid #977655;background:#88956b0b}
#ink-practice{display:block;width:100%;height:auto;border:1px solid #67725440;touch-action:none;background-color:#eeeadc;background-image:linear-gradient(#79836a12 1px,transparent 1px),linear-gradient(90deg,#79836a12 1px,transparent 1px);background-size:44px 44px;cursor:crosshair}.ink-tools{display:flex;gap:22px;margin-top:10px}.ink-tools button{min-height:44px;font-size:14px}
.local-note{font-size:13px;color:#727a68;line-height:1.9;padding:12px 15px;background:#6c805c0b;border-left:2px solid #849178}#guest-form{display:grid;gap:10px;margin-top:25px}#guest-form label{font-size:14px}#guest-form input,#guest-form textarea{width:100%;max-width:100%;padding:12px;background:#f5f1e6;border:1px solid #53634b40;color:#283e36;font:15px/1.8 'Songti SC',serif;border-radius:2px}#guest-form textarea{resize:vertical}.guest-submit{display:flex;justify-content:space-between;align-items:center}.guest-submit small{font-size:12px;color:#6b766b}.guest-submit button{min-height:44px;padding:10px 15px;border:1px solid #53634b40;font-size:14px}#guest-status{font-size:13px;color:#68765b;margin:0}.guest-note{padding:10px 0 18px;border-bottom:1px solid #53634b30}.guest-note h4{display:flex;justify-content:space-between;gap:15px;font-size:15px;font-weight:400}.guest-note time{font-size:11px;color:#805c46}.guest-note p{font-size:15px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}
button:disabled:hover{color:inherit}.book,.hotspot,#picker-options button,.album-controls button{min-height:44px}
@media(max-width:700px){#scene-transition{bottom:176px;padding:10px 12px;gap:10px;font-size:12px}#transition-note{max-width:160px}#scene-transition #cancel-transition{min-width:32px}#scene-picker{bottom:158px;padding:16px;width:90vw}#picker-options{gap:7px}#picker-options button{font-size:14px;padding:12px 6px;min-height:87px}.picker-heading h2{font-size:18px}.picker-heading p{font-size:12px}.archive-grid{gap:22px 12px}.archive-card img,.text-cover{height:130px}.archive-card h3{font-size:16px}.reading-card{grid-template-columns:1fr;gap:14px}.reading-cover{min-height:150px;padding:18px}.reading-cover h3{margin:14px 0;font-size:22px}.album-title{font-size:24px!important}.album-controls button{padding:10px 8px}#detail blockquote{font-size:20px;padding:15px}.experience-scroll{padding-left:10px}.experience-scroll li{padding-left:13px}.experience-scroll li::before{left:-15px}.experience-scroll summary h3{font-size:18px}.chapter-links{gap:10px}.chapter-links a{font-size:12px}}
@media(prefers-reduced-motion:reduce){.album-figure{animation:none!important}}
.album-figure.enlarged img{max-height:none;height:auto;object-fit:contain;min-height:0}
@media(min-width:1000px) and (max-height:850px){.intro{top:21%}.intro h1{font-size:43px}.intro-foot{margin-top:26px}}
@media(min-width:1000px) and (max-height:760px){.intro-foot{display:none}}
.archive-card:only-child{grid-column:1/-1}.archive-card:only-child img{height:auto;max-height:300px;object-fit:contain}
/* Keep the welcome copy to the left of the model on tablet and desktop. */
@media(min-width:701px) and (max-width:999px){.intro{top:24%;left:5%;width:29%}.intro .eyebrow{font-size:10px;letter-spacing:2px;margin-bottom:18px}.intro h1{font-size:31px;line-height:1.55;letter-spacing:3px;margin-bottom:20px}.intro h1 br{display:block}.intro p{display:block;font-size:13px;letter-spacing:1px;line-height:2;margin-bottom:23px}.intro-foot{display:none}.enter{width:145px;font-size:14px}.scene-caption{left:48%;width:auto;justify-content:initial}}
/* Welcome typography follows the supplied 1021px-wide reference composition. */
@media(min-width:701px){
 .intro{left:5%;top:24%;width:32%;max-width:410px}
 .intro h1{font-size:47px;line-height:1.6;letter-spacing:3px;margin:0 0 27px}
 .intro h1 br{display:block}
 .intro .eyebrow{font-size:13px;letter-spacing:5px;margin-bottom:29px}
 .intro p{display:block;font-size:17px;line-height:2.25;letter-spacing:3px;margin:0 0 28px}
 .intro .enter{font-size:18px;width:205px;padding:9px 0 11px;letter-spacing:4px}
 .intro .intro-foot{display:flex;gap:10px;margin-top:36px;font-size:13px;letter-spacing:2px}
}
@media(min-width:701px) and (max-width:1199px){
 .intro h1{font-size:37px}
 .intro .eyebrow{font-size:11px;letter-spacing:3px}
 .intro p{font-size:15px;letter-spacing:2px}
}
@media(min-width:701px) and (max-width:820px){
 .intro h1{font-size:31px}
 .intro .eyebrow{font-size:10px;letter-spacing:2px}
 .intro p{font-size:14px;letter-spacing:1px}
 .intro .enter{font-size:16px;width:180px}
 .intro .intro-foot{font-size:12px;letter-spacing:1px}
}
@media(min-width:1500px){.intro h1{font-size:53px}}
@media(min-width:701px) and (max-height:850px){
 .intro{top:20%}
 .intro h1{line-height:1.45;margin-bottom:18px}
 .intro .eyebrow{margin-bottom:20px}
 .intro p{line-height:2;margin-bottom:22px}
 .intro .intro-foot{margin-top:24px}
}
@media(min-width:701px) and (max-height:760px){.intro .intro-foot{display:none}}
/* iOS safe areas, touch targets and the on-screen keyboard. */
header{top:calc(32px + env(safe-area-inset-top,0px));left:max(4.3%,env(safe-area-inset-left,0px));right:max(4.3%,env(safe-area-inset-right,0px))}
footer{bottom:calc(24px + env(safe-area-inset-bottom,0px));left:max(6.2%,calc(env(safe-area-inset-left,0px) + 12px));right:max(6.2%,calc(env(safe-area-inset-right,0px) + 12px))}
.scene-caption{bottom:calc(147px + env(safe-area-inset-bottom,0px))}.view-tools{right:max(3%,calc(env(safe-area-inset-right,0px) + 10px))}
.scroll-reading{-webkit-overflow-scrolling:touch}#guest-form input,#guest-form textarea{font-size:16px}#sound-panel,.hotspot{-webkit-backdrop-filter:blur(6px)}
#detail{max-height:calc(100dvh - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px) - 30px)}
.view-tools button{min-width:44px;min-height:44px}.header-right>button,#sound-close,.sound-options button{min-height:44px}.sound-options button{min-width:44px}
@media(max-width:700px){header{top:calc(20px + env(safe-area-inset-top,0px));left:max(6%,calc(env(safe-area-inset-left,0px) + 12px));right:max(6%,calc(env(safe-area-inset-right,0px) + 12px))}footer{bottom:calc(19px + env(safe-area-inset-bottom,0px));left:max(5%,calc(env(safe-area-inset-left,0px) + 10px));right:max(5%,calc(env(safe-area-inset-right,0px) + 10px))}.intro{top:calc(118px + env(safe-area-inset-top,0px))}.view-tools{bottom:calc(194px + env(safe-area-inset-bottom,0px))}.scene-caption{bottom:calc(174px + env(safe-area-inset-bottom,0px))}#scene-transition{bottom:calc(176px + env(safe-area-inset-bottom,0px))}#scene-picker{bottom:calc(158px + env(safe-area-inset-bottom,0px))}#sound-panel{top:calc(78px + env(safe-area-inset-top,0px))}.footer-note>span:last-child{max-width:190px;text-align:right}#detail{height:85dvh}}
@media(pointer:coarse){nav button{min-height:44px}.hotspot{min-height:44px}.filters button,.chapter-links a,.resume-contact a{min-height:44px}.book{min-width:48px}input[type=range]{min-height:32px}}
/* Short phone/iPad landscape windows keep the room and controls above navigation. */
.compact-landscape header{top:calc(12px + env(safe-area-inset-top,0px))}.compact-landscape .brand{font-size:22px}.compact-landscape .brand .seal{width:36px;height:44px;font-size:24px}.compact-landscape .brand small{font-size:8px}.compact-landscape .intro{top:25%;left:5%;width:32%}.compact-landscape .intro .eyebrow{font-size:10px;letter-spacing:2px;margin-bottom:12px}.compact-landscape .intro h1{font-size:28px;line-height:1.45;margin-bottom:15px;letter-spacing:2px}.compact-landscape .intro p,.compact-landscape .intro .intro-foot{display:none}.compact-landscape .intro .enter{font-size:14px;width:150px;padding:8px 0}.compact-landscape .view-tools{top:50%;bottom:auto;transform:translateY(-50%);gap:4px}.compact-landscape footer{bottom:calc(10px + env(safe-area-inset-bottom,0px))}.compact-landscape nav{padding-top:10px}.compact-landscape nav button{font-size:13px;padding:6px 10px;letter-spacing:1px}.compact-landscape .footer-note{margin-top:8px;font-size:9px}.compact-landscape .scene-caption{bottom:calc(104px + env(safe-area-inset-bottom,0px));font-size:10px}.compact-landscape #scene-picker{bottom:calc(92px + env(safe-area-inset-bottom,0px));max-height:58dvh;padding:13px 18px}.compact-landscape #picker-options button{min-height:64px;padding:9px}.compact-landscape #scene-transition{bottom:calc(96px + env(safe-area-inset-bottom,0px))}.compact-landscape #sound-panel{top:calc(68px + env(safe-area-inset-top,0px));max-height:65dvh;overflow:auto}
nav button{min-height:44px}

/* Production recovery and verified registration details. */
#loading.load-failed{left:50%!important;top:44%;transform:translateX(-50%);width:min(86vw,420px);text-align:center;padding:20px;background:var(--surface);border:1px solid var(--line);z-index:10;line-height:1.8;font-size:14px;letter-spacing:1px}#reload-study,.image-retry{min-height:44px;padding:10px 16px;border:1px solid var(--line);color:var(--ink);background:var(--surface)}.image-retry{display:block;width:100%;min-height:120px;font-size:14px;line-height:1.8}.site-registration{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;font-size:10px;margin-top:10px;color:var(--muted);letter-spacing:1px}.site-registration a{color:inherit;text-decoration:none}body:has(.site-registration) .scene-caption{margin-bottom:16px}@media(max-width:700px){body:has(.site-registration) .view-tools{margin-bottom:20px}body:has(.site-registration) .scene-caption{margin-bottom:20px}}