:root{
  --navy:#082f50;--navy-deep:#061f35;--navy-ink:#0b3555;
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}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--navy-deep)}
body{margin:0;background:var(--navy-deep);color:var(--paper);font-family:var(--sans);line-height:1.68;overflow-x:hidden}
button,input{font:inherit}
a{color:inherit}
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.site-header{position:fixed;z-index:120;top:0;left:0;right:0;padding:28px 5.5vw;display:flex;justify-content:space-between;align-items:flex-start;color:#fff;pointer-events:none;text-shadow:0 1px 8px rgba(0,0,0,.18)}
.site-header>*{pointer-events:auto}
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.brand-library{opacity:.78;font-size:10px}
.header-actions{display:flex;align-items:center;gap:28px}
.language-switcher{display:flex;align-items:center;gap:17px}
.lang-btn{position:relative;border:0;background:transparent;color:rgba(255,255,255,.66);padding:5px 0;font-size:11px;letter-spacing:.08em;cursor:pointer;white-space:nowrap}
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.lang-btn:hover{color:#fff}.lang-btn.active{color:#fff}.lang-btn.active::after{transform:scaleX(1)}
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.menu-icon{width:28px;height:12px;border-top:1px solid;border-bottom:1px solid}

.menu-panel{position:fixed;z-index:180;inset:0;background:rgba(5,26,43,.985);display:grid;place-items:center;opacity:0;visibility:hidden;transition:.35s ease}
.menu-panel.open{opacity:1;visibility:visible}
.menu-close{position:absolute;right:5vw;top:18px;font-size:44px;font-weight:200;min-width:56px;min-height:56px}
.menu-language{position:absolute;left:5vw;top:35px}.menu-language .lang-btn{font-size:12px}
.menu-panel nav{display:grid;gap:10px;width:min(760px,82vw)}
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.menu-panel nav b{font-weight:500;transition:transform .2s ease}
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.hero{--hero-scale:1;min-height:100svh;position:relative;overflow:hidden;display:flex;align-items:center;background:#082f50}
.hero::before{content:"";position:absolute;inset:-1.5%;background-image:url('../assets/hero/hero-2560.webp');background-position:50% 48%;background-size:cover;transform:scale(var(--hero-scale));transition:transform .1s linear;will-change:transform}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,31,54,.18) 0%,rgba(3,31,54,.08) 46%,rgba(3,31,54,.03) 75%,rgba(3,31,54,.12) 100%)}
.hero-copy{position:relative;z-index:2;margin-left:7.5vw;margin-top:4vh;width:min(980px,80vw)}
.hero h1{font-family:var(--serif);font-weight:500;font-size:clamp(64px,5.5vw,106px);line-height:1.03;letter-spacing:.01em;margin:0;color:#f1f0e9}
.hero-subtitle{font-size:clamp(18px,1.45vw,24px);font-weight:400;letter-spacing:.08em;margin:26px 0 0;color:rgba(241,240,233,.84)}
.scroll-cue{position:absolute;z-index:3;left:7.5vw;bottom:58px;color:rgba(241,240,233,.74);text-decoration:none;font-size:11px;letter-spacing:.2em}
.scroll-cue i{font-style:normal;display:inline-block;margin-left:12px;animation:bob 1.8s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(6px)}}

.opening{position:relative;overflow:hidden;background:#082f50;padding:18vh 8vw 14vh}
.opening-line{font-family:var(--serif);font-size:clamp(44px,5.8vw,94px);line-height:1.18;min-height:68vh;display:flex;align-items:center;max-width:1150px}
.opening-line:nth-child(2){margin-left:auto;text-align:right;justify-content:flex-end}
.opening-line em,.chapter h2 em,.dahhsian h2 em,.consume h2 em,.future h2 em,.choice h2 em{font-style:normal;color:#a9c9cf}
.opening-signals{position:relative;isolation:isolate;min-height:92svh;margin:3vh -8vw 18vh;padding:10vh 8vw;display:grid;align-content:center;overflow:hidden;border-top:1px solid rgba(255,255,255,.12);border-bottom:1px solid rgba(255,255,255,.12);background:linear-gradient(120deg,rgba(255,255,255,.018),rgba(255,255,255,0) 45%)}
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.signals-background{position:absolute;inset:0;z-index:-1;pointer-events:none;overflow:hidden}.signal-ring{position:absolute;border:1px solid rgba(172,207,214,.12);border-radius:50%}.ring-a{width:52vw;height:52vw;right:-14vw;top:-18vw}.ring-b{width:34vw;height:34vw;right:-5vw;top:-7vw}.ring-c{width:18vw;height:18vw;right:5vw;top:3vw}
.signals-head{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:7vh;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.2)}.signals-head>span{font-size:11px;letter-spacing:.23em;color:#91aab4}.signals-head p{margin:0;max-width:560px;font-family:var(--serif);font-size:clamp(17px,1.35vw,22px);color:#c3d4d8;text-align:right}
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.ice-visual{height:82px;display:flex;align-items:flex-end;gap:8px}.ice-visual i{display:block;background:linear-gradient(180deg,#bad2d8,#6f9eaa);width:25%;height:100%;clip-path:polygon(0 28%,100% 0,88% 100%,15% 100%)}.ice-visual i:nth-child(2){height:77%;opacity:.8}.ice-visual i:nth-child(3){height:52%;opacity:.62}.ice-visual i:nth-child(4){height:30%;opacity:.44}
.life-visual{height:82px;display:grid;grid-template-columns:repeat(6,1fr);gap:10px;align-content:center}.life-visual i{width:11px;height:11px;border-radius:50%;background:#b7d2d2;justify-self:center}.life-visual i:nth-child(4n){opacity:.68}.life-visual i:nth-child(5n){opacity:.38}.life-visual i:nth-child(7),.life-visual i:nth-child(10),.life-visual i:nth-child(12){opacity:.12}
.curatorial-note{max-width:880px;margin-left:auto;border-top:1px solid var(--line);padding-top:28px}
.editorial-label{font-size:11px;letter-spacing:.22em;color:#91aab4;margin:0 0 18px}
.curatorial-note h2{font-family:var(--serif);font-size:clamp(30px,3vw,48px);font-weight:500;line-height:1.3;margin:0 0 22px}
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.chapter{position:relative;overflow:hidden}.chapter-inner{width:min(1320px,84vw);margin:auto;padding:15vh 0}.chapter-inner.narrow{width:min(950px,84vw)}
.chapter-number{position:absolute;right:-1vw;top:-6vh;font-size:38vw;line-height:1;color:rgba(255,255,255,.035);font-family:var(--sans);font-weight:600}
.chapter-kicker{font-size:11px;letter-spacing:.24em;color:#a8bec6;margin-bottom:48px}
.chapter h2,.dahhsian h2,.consume h2,.future h2,.choice h2{font-family:var(--serif);font-size:clamp(46px,5.7vw,88px);font-weight:500;line-height:1.16;margin:10vh 0 5vh}
.chapter-earth{background:#071f34}.chapter-earth::before{content:"";position:absolute;inset:0;background:url('../assets/hero/hero-1920.webp') center/cover no-repeat;opacity:.08;mix-blend-mode:screen;filter:saturate(.75) contrast(.9)}.chapter-earth .chapter-inner{position:relative;z-index:2}
.age{display:flex;align-items:flex-end;gap:14px;border-bottom:1px solid var(--line);padding-bottom:28px}.age span{font-family:var(--sans);font-size:clamp(58px,9.5vw,162px);line-height:.9;letter-spacing:-.055em}.age small{font-size:17px;letter-spacing:.1em;padding-bottom:7px}
.statement{font-family:var(--serif);font-size:clamp(24px,2.8vw,44px);margin:9vh 0;color:#c7d7dc}
.chapter-heading{display:flex;justify-content:space-between;gap:50px;align-items:flex-end;border-top:1px solid var(--line);padding-top:25px;margin-top:14vh}.chapter-heading.simple{margin-top:10vh}.chapter-heading p{font-family:var(--serif);font-size:clamp(30px,3.7vw,50px);margin:0 0 4px}.chapter-heading span{display:block;max-width:500px;color:#a9bcc4}.chapter-heading strong{font-family:var(--serif);font-size:clamp(18px,1.5vw,23px);font-weight:500;max-width:430px;line-height:1.55;color:#c7d7dc;text-align:right}
.narrative-split{display:grid;grid-template-columns:1fr 1fr;gap:8vw;margin-top:8vh}.narrative-split p{font-family:var(--serif);font-size:clamp(18px,1.45vw,23px);color:#bccdd2;margin:0}.chapter-punch{font-family:var(--serif);font-size:clamp(30px,4.2vw,62px);line-height:1.3;margin:13vh 0 0;color:#e8eff0}
.resources-title{margin:14vh 0 4vh;border-top:1px solid var(--line);padding-top:25px;display:flex;align-items:baseline;gap:22px}.resources-title span{font-size:10px;letter-spacing:.2em;color:#9db7c1}.resources-title b{font-family:var(--serif);font-size:28px;font-weight:500}
.featured-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4vw}.resource-card{border-top:1px solid var(--line);padding-top:18px}.featured-index{font-family:var(--serif);font-size:clamp(48px,6vw,92px);line-height:1;margin:0 0 24px;color:rgba(169,201,207,.22)}.tags{font-size:10px;letter-spacing:.16em;color:#9db7c1}.resource-card h3{font-family:var(--serif);font-size:26px;font-weight:500;margin:8px 0}.resource-card p:last-child{color:#b7c8ce}.transition-line{margin:15vh 0 0;border-top:1px solid var(--line);padding:6vh 0;font-family:var(--serif);font-size:clamp(20px,2.2vw,32px);color:#b7c8ce}.transition-line strong{display:block;color:#eef2ef;font-size:1.45em;font-weight:500;margin-top:8px}

.chapter-climate{background:#161b1d;padding-bottom:14vh}.word-sequence{min-height:88vh;display:grid;grid-template-columns:repeat(3,1fr);align-items:center;text-align:center;font-family:var(--serif);font-size:clamp(88px,16vw,250px);line-height:1}.word-sequence .heat{color:#d18a66}.word-sequence .fire{color:#b86147}.word-sequence .water{color:#9ec5cc}.lead{font-family:var(--serif);font-size:clamp(20px,2.05vw,30px);color:#cad6d7}.mini-resource-list{margin-top:8vh;padding-top:28px;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(2,1fr);gap:13px 28px;font-family:var(--serif);font-size:clamp(18px,1.8vw,26px)}

.chapter-residents{background:#123a42}.residents-hero{position:relative;min-height:100svh;overflow:hidden;display:flex;align-items:flex-end;background:linear-gradient(135deg,#315c56,#0a3038 58%,#071f29)}.residents-hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0}.residents-hero-shade{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(4,31,39,.06) 0%,rgba(4,31,39,.18) 42%,rgba(4,31,39,.78) 100%),linear-gradient(90deg,rgba(4,31,39,.42),transparent 62%)}.photo-copy{position:relative;z-index:2;padding:10vh 8vw 12vh;max-width:920px}.photo-copy>p{font-size:11px;letter-spacing:.22em}.photo-copy h2{font-family:var(--serif);font-size:clamp(56px,7.6vw,112px);font-weight:500;line-height:1.06;margin:20px 0}.photo-copy h2 em{font-style:normal;color:#c0d8cf}.photo-lines{display:grid;gap:8px;font-family:var(--serif);font-size:clamp(18px,1.55vw,24px);color:#d5e2df;max-width:760px}.residents-text{padding-top:11vh;padding-bottom:14vh}

.dahhsian{background:var(--paper);color:var(--ink)}.dahhsian .chapter-kicker{color:#50717c}.dahhsian h2 em{color:#3b716b}.dahhsian .lead{color:#425a65}.dahhsian-gallery{margin-top:8vh;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.dahhsian-card{position:relative;min-height:clamp(280px,31vw,440px);border:0;padding:0;overflow:hidden;background:#173e4b;color:white;text-align:left;cursor:pointer;isolation:isolate}.dahhsian-card::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(5,30,38,.05) 15%,rgba(5,30,38,.8) 100%);transition:background .3s ease}.dahhsian-card::after{content:"";position:absolute;inset:10px;z-index:3;border:1px solid rgba(255,255,255,0);pointer-events:none;transition:border-color .25s ease}.dahhsian-card:hover::after,.dahhsian-card:focus-visible::after,.dahhsian-card.active::after{border-color:rgba(255,255,255,.72)}.dahhsian-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform .7s ease}.dahhsian-card:hover img,.dahhsian-card.active img{transform:scale(1.025)}.dahhsian-card-no,.dahhsian-card strong{position:absolute;z-index:2;left:28px;right:28px}.dahhsian-card-no{top:24px;font-size:10px;letter-spacing:.2em;color:rgba(255,255,255,.76)}.dahhsian-card strong{bottom:24px;font-family:var(--serif);font-size:clamp(24px,2.3vw,36px);font-weight:500;line-height:1.25}.dahhsian-card.image-missing{background:linear-gradient(135deg,#547d7a,#173e4b)}.dahhsian-detail{display:grid;grid-template-columns:90px 1fr;gap:26px;margin-top:18px;padding:28px 0;border-top:1px solid rgba(16,37,58,.25);border-bottom:1px solid rgba(16,37,58,.25)}.hotspot-index{font-size:12px;letter-spacing:.18em;color:#789099;padding-top:7px}.hotspot-title{font-family:var(--serif);font-size:clamp(23px,2.1vw,32px);margin:0 0 5px;color:#173f4d}.hotspot-note{margin:0;max-width:900px;font-family:var(--serif);font-size:clamp(17px,1.55vw,23px);line-height:1.65;color:#49646c}

.consume{background:#1b1714;padding:12vh 0 16vh}.cycle-words{width:min(1320px,84vw);margin:auto;display:grid;grid-template-columns:repeat(4,1fr);font-family:var(--serif);font-size:clamp(54px,7.6vw,122px);text-align:center}.cycle-words span{padding:3vh 0;border-right:1px solid rgba(255,255,255,.16)}.cycle-words span:last-child{border-right:0;color:#d2a472}.topic-stack{margin-top:10vh}.topic-row{display:grid;grid-template-columns:62px 1fr;gap:25px;border-top:1px solid rgba(255,255,255,.18);padding:28px 0}.topic-row>span{font-size:11px;letter-spacing:.14em;color:#ba9a7b}.topic-row h3{font-family:var(--serif);font-size:clamp(24px,2.5vw,36px);font-weight:500;margin:0 0 8px}.topic-row p{margin:0;color:#c5bbb2}.consume .chapter-punch strong{color:#d5ad8f}

.future{background:linear-gradient(180deg,#123544 0%,#416d74 54%,#d7dedc 100%);color:#f6f4ed;padding:11vh 0 16vh}.future-words{width:min(1180px,84vw);margin:auto;display:flex;flex-wrap:wrap;gap:1vw 4vw;align-items:baseline;font-family:var(--serif);font-size:clamp(34px,4.8vw,72px);color:#d2dedf}.future-words strong{font-size:1.85em;color:white;font-weight:500}.future .chapter-heading{border-top-color:rgba(255,255,255,.28)}.future .chapter-heading span,.future .chapter-heading strong,.future .lead{color:#ecf2f1}.city-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:rgba(255,255,255,.25);margin-top:10vh;border:1px solid rgba(255,255,255,.25)}.city-grid article{background:rgba(25,70,78,.4);padding:30px;min-height:155px;display:flex;flex-direction:column;justify-content:space-between}.city-grid b{font-family:var(--serif);font-size:clamp(32px,3vw,44px);font-weight:500}.city-grid span{color:#eef5f4}

.choice{background:#d7dedc;color:#102b3e;padding-bottom:14vh}.choice .chapter-kicker{color:#52707a}.choice h2 em{color:#3f7073}.choice .lead{color:#425e67}.choice-progress{margin-top:7vh;display:grid;gap:10px}.choice-progress>div:first-child{display:flex;justify-content:space-between;align-items:center;font-size:11px;letter-spacing:.16em;color:#567079}.choice-progress b{font-size:13px;color:#183f50}.choice-progress-track{height:3px;background:rgba(24,63,80,.16);overflow:hidden}.choice-progress-track i{display:block;width:0;height:100%;background:#183f50;transition:width .4s ease}.choice-list{display:grid;gap:28px;margin-top:4vh}.choice-card{background:#f4f1e8;padding:clamp(26px,4.5vw,64px);border-top:3px solid #173f51;box-shadow:0 20px 50px rgba(11,35,45,.1);transition:border-color .25s ease,transform .25s ease}.choice-card.answered{border-top-color:#b86d4c}.choice-pair{font-family:var(--serif);font-size:clamp(27px,3.5vw,44px);margin:0 0 12px}.choice-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.choice-actions button{border:1px solid currentColor;background:transparent;padding:13px 18px;cursor:pointer;color:inherit;transition:background .2s ease,color .2s ease,transform .2s ease}.choice-actions button:hover{transform:translateY(-2px)}.choice-actions button.selected{background:#153e4e;color:white}.choice-feedback{margin:26px 0 0;padding:20px 22px;border-left:3px solid #b86d4c;background:#ebe8df;font-family:var(--serif);color:#355965}.choice-feedback:empty{display:none}.choice-feedback span{display:block;margin-bottom:6px;font-family:var(--sans);font-size:10px;letter-spacing:.18em;color:#8a674f}.choice-feedback p{margin:0;font-size:clamp(16px,1.4vw,20px);line-height:1.7}.choice-summary{margin-top:10vh;background:#123e4d;color:#f3f0e7;padding:clamp(28px,5vw,64px);box-shadow:0 26px 65px rgba(18,47,59,.18)}.choice-summary .editorial-label{color:#9bb8be}.choice-summary h3{font-family:var(--serif);font-size:clamp(32px,4vw,56px);font-weight:500;margin:0 0 18px}.choice-summary-intro,.choice-summary-end{font-family:var(--serif);font-size:clamp(17px,1.45vw,22px);color:#cadadd;max-width:820px}.choice-summary-list{margin:36px 0;border-top:1px solid rgba(255,255,255,.18)}.choice-summary-row{display:grid;grid-template-columns:minmax(170px,.8fr) 1.2fr;gap:24px;padding:17px 0;border-bottom:1px solid rgba(255,255,255,.18)}.choice-summary-row b{font-family:var(--serif);font-weight:500;color:#eef4f3}.choice-summary-row span{color:#b7ccd0}.choice-reset{margin-top:20px;border:1px solid rgba(255,255,255,.45);background:transparent;color:#fff;padding:12px 18px;cursor:pointer}.choice-reset:hover{background:#fff;color:#123e4d}

.collection{background:#f4f1e8;color:#102b3e;padding:7vh 0 15vh}
#collection{scroll-margin-top:92px}#collection-title{scroll-margin-top:92px}.collection .chapter-kicker{color:#627b83}.collection h2{font-family:var(--serif);font-size:clamp(46px,5.7vw,82px);font-weight:500;margin:0 0 4vh}.collection-lead{font-family:var(--serif);font-size:clamp(18px,1.8vw,26px);max-width:900px;color:#465f69}

.ending{min-height:100svh;background:#082f50;display:grid;place-items:center;padding:12vh 8vw;text-align:center}.ending-inner{max-width:900px;font-family:var(--serif)}.ending-inner p{font-size:clamp(19px,1.9vw,26px);color:#bdccd1}.ending-inner h2{font-size:clamp(48px,6.6vw,92px);font-weight:500;line-height:1.16;margin:7vh 0}.ending-inner strong{display:block;font-size:clamp(28px,3.7vw,50px);font-weight:500;color:#b8d1d3}.ending-inner a{display:inline-block;margin-top:8vh;color:var(--paper);text-decoration:none;border-bottom:1px solid;padding-bottom:5px}.mobile-nav{display:none}

.reveal{opacity:0;transform:translateY(28px);transition:opacity .75s ease,transform .75s ease}.reveal.in{opacity:1;transform:none}

body[data-lang="en"]{--serif:Georgia,"Noto Serif",serif}body[data-lang="en"] .hero h1{letter-spacing:-.015em}body[data-lang="en"] .chapter-heading strong{max-width:500px}
body[data-lang="ja"]{--serif:"Noto Serif JP","Yu Mincho","Hiragino Mincho ProN",serif}

@media(max-width:1100px){
  .header-actions{gap:18px}.language-switcher{gap:13px}.chapter-heading{align-items:flex-start;flex-direction:column}.chapter-heading strong{text-align:left;max-width:720px}.narrative-split{gap:5vw}.featured-grid{gap:3vw}
}

@media(max-width:900px){
  .site-header{padding:18px 20px}.brand-library{display:none}.header-actions>.language-switcher{gap:12px}.header-actions>.language-switcher .lang-btn{font-size:10px}.menu-word{display:none}.menu-button{min-width:44px;justify-content:flex-end}
  .hero::before{background-image:url('../assets/hero/hero-mobile.webp');background-position:center;background-size:cover}.hero-shade{background:linear-gradient(180deg,rgba(2,25,43,.05) 0%,rgba(2,25,43,.08) 45%,rgba(2,25,43,.25) 100%)}.hero-copy{margin-left:24px;margin-top:36vh;width:calc(100vw - 48px);align-self:flex-start}.hero h1{font-size:clamp(42px,11.5vw,58px);max-width:9em}.hero-subtitle{font-size:17px;max-width:13em;line-height:1.65;margin-top:18px}.scroll-cue{left:24px;bottom:85px}.scroll-cue span{display:none}.scroll-cue::before{content:'SCROLL';letter-spacing:.2em}
  .opening{padding-left:24px;padding-right:24px}.opening-line{min-height:58vh;font-size:clamp(40px,11vw,61px)}.opening-signals{margin-left:-24px;margin-right:-24px;padding-left:24px;padding-right:24px;min-height:auto}.signals-head{align-items:flex-start;flex-direction:column;gap:12px}.signals-head p{text-align:left}.signal-list{grid-template-columns:1fr;border-left:0;border-top:1px solid rgba(255,255,255,.16)}.signal-item{min-height:360px;border-left:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16)}.signal-card-content{min-height:360px;padding:22px 22px 20px}.signal-title{margin-top:4vh}.curatorial-note{font-size:20px}.curatorial-note>p:not(.editorial-label),.curatorial-note details{font-size:19px}
  .chapter-inner,.chapter-inner.narrow{width:auto;margin:0;padding-left:24px;padding-right:24px}.chapter-number{font-size:70vw}.age span{font-size:13.2vw}.narrative-split{grid-template-columns:1fr;gap:22px}.resources-title{align-items:flex-start;flex-direction:column;gap:4px}.featured-grid{grid-template-columns:1fr;gap:10vh}.word-sequence{grid-template-columns:1fr;min-height:auto;padding:7vh 0}.word-sequence span{min-height:38vh;display:grid;place-items:center}.mini-resource-list{grid-template-columns:1fr}.photo-copy{padding-left:24px;padding-right:24px}.dahhsian-gallery{grid-template-columns:1fr}.dahhsian-card{min-height:56vw}.dahhsian-detail{grid-template-columns:48px 1fr}.cycle-words{grid-template-columns:1fr 1fr;width:calc(100% - 48px)}.cycle-words span{border-bottom:1px solid rgba(255,255,255,.16)}.future-words{width:calc(100% - 48px);gap:12px 24px}.city-grid{grid-template-columns:1fr}.choice-actions{display:grid}.choice-actions button{width:100%}.choice-summary-row{grid-template-columns:1fr;gap:4px}.menu-language{top:25px}.menu-panel nav{margin-top:45px;width:86vw}.menu-panel nav a{font-size:clamp(21px,6vw,31px)}
  .mobile-nav{position:fixed;z-index:115;left:12px;right:12px;bottom:12px;height:58px;border:1px solid rgba(255,255,255,.18);background:rgba(5,29,47,.88);backdrop-filter:blur(18px);display:grid;grid-template-columns:repeat(3,1fr)}.mobile-nav a{color:#fff;text-decoration:none;display:grid;place-items:center;font-size:16px;line-height:1.1}.mobile-nav span{font-size:10px;letter-spacing:.08em}.ending{padding-bottom:100px}
}

@media(max-width:520px){
  .header-actions>.language-switcher{gap:9px}.header-actions>.language-switcher .lang-btn[data-lang="zh-Hant"]{font-size:0}.header-actions>.language-switcher .lang-btn[data-lang="zh-Hant"]::before{content:'中';font-size:11px}.header-actions>.language-switcher .lang-btn[data-lang="ja"]{font-size:0}.header-actions>.language-switcher .lang-btn[data-lang="ja"]::before{content:'日';font-size:11px}.hero-copy{margin-top:43vh}.chapter h2,.dahhsian h2,.consume h2,.future h2,.choice h2{font-size:clamp(39px,11vw,56px)}.cycle-words{font-size:clamp(46px,15vw,70px)}
}

/* v1.7.6 — 讓手機版的第二句開場標語改回靠左、上下正常排列，不再靠右擠壓 */
@media (max-width: 900px) {
  .opening-line:nth-child(2) {
    margin-left: 0 !important;
    text-align: left !important;
    justify-content: flex-start !important;
  }
}

@media(min-width:1600px){
  .site-header{padding-top:34px}.hero-copy{margin-left:7.5vw}.chapter-inner{width:min(1460px,84vw)}.menu-button,.lang-btn{font-size:12px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}.reveal{opacity:1!important;transform:none!important;transition:none!important}.scroll-cue i{animation:none!important}.hero::before{transform:none!important;transition:none!important}.opening-signals.in .signal-visual path{animation:none!important;stroke-dashoffset:0!important}.dahhsian-card img{transition:none!important}
}

.collection-link{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;cursor:pointer}
.collection-link:hover{transform:translateY(-2px)}

.collection-button{margin-top:5vh;border:1px solid #183c50;background:#183c50;color:#f4f1e8;padding:14px 22px;border-radius:999px;font-weight:800;transition:transform .2s ease,background .2s ease}.collection-button:hover{background:#24556c}
.collection-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:5vh}.collection-actions .collection-button{margin-top:0}.collection-button-secondary{background:transparent;color:#183c50}.collection-button-secondary:hover{background:#dfe5df;color:#183c50}

/* ===== v1.4 editorial refinements ===== */
.opening-signals{
  min-height:100svh;
  padding-top:9vh;
  padding-bottom:8vh;
}
.opening-signals::after{
  background:
    linear-gradient(90deg,#082f50 0%,rgba(8,47,80,.88) 34%,rgba(8,47,80,.58) 100%),
    repeating-linear-gradient(0deg,transparent 0 42px,rgba(255,255,255,.028) 42px 43px),
    repeating-linear-gradient(90deg,transparent 0 10vw,rgba(255,255,255,.018) 10vw calc(10vw + 1px));
}
.signal-list{position:relative;z-index:2}
.signal-item{
  position:relative;isolation:isolate;min-height:560px;background:rgba(4,31,53,.16);
  overflow:hidden;border-top:1px solid rgba(255,255,255,.10)
}
.signal-card-image{position:absolute;inset:0;z-index:-3;margin:0}
.signal-card-image img{
  width:100%;height:100%;object-fit:cover;display:block;
  transform:scale(1.01);transition:transform .7s ease,filter .7s ease;
  filter:saturate(.92) brightness(.86)
}
.signal-item::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:linear-gradient(180deg,rgba(5,20,33,.26) 0%,rgba(5,20,33,.18) 20%,rgba(5,20,33,.30) 44%,rgba(4,18,32,.76) 100%);
  opacity:1;transition:opacity .35s ease;
}
.signal-item::after{
  content:attr(data-ghost);position:absolute;right:-.03em;bottom:-.22em;z-index:-1;
  font:700 clamp(54px,7vw,122px)/.85 var(--sans);letter-spacing:-.06em;
  color:rgba(212,230,234,.052);white-space:nowrap;pointer-events:none;
}
.signal-item:hover{background:rgba(255,255,255,.04)}
.signal-item:hover .signal-card-image img{transform:scale(1.06);filter:saturate(1) brightness(.94)}
.signal-card-content{
  position:relative;z-index:2;display:flex;flex-direction:column;
  justify-content:space-between;min-height:560px;padding:28px 32px 30px
}
.signal-title{font-family:var(--serif);font-size:clamp(28px,3vw,48px);line-height:1.22;margin:8vh 0 18px;color:#eef5f3;max-width:8em}
.signal-body{margin-top:auto;max-width:19em;font-size:clamp(16px,1.25vw,22px);line-height:1.7;color:#d4e1e4}
.signals-foot{
  position:relative;z-index:2;display:grid;grid-template-columns:.72fr 1.28fr;gap:42px;
  align-items:start;margin-top:5vh;padding-top:22px;border-top:1px solid rgba(255,255,255,.18)
}
.signals-foot span{font-size:10px;letter-spacing:.22em;color:#8faab4}
.signals-foot p{margin:0;font-family:var(--serif);font-size:clamp(18px,1.55vw,24px);line-height:1.65;color:#d3dfe2}

/* Dah Hsian photography: all five image files are live components, not placeholders. */
.residents-hero-image,.dahhsian-card img{display:block}
.residents-hero::after{
  content:"DAH HSIAN / LIVING LANDSCAPE";position:absolute;z-index:2;right:4vw;bottom:4vh;
  font-size:9px;letter-spacing:.22em;color:rgba(255,255,255,.56);writing-mode:vertical-rl
}
.dahhsian-gallery{grid-template-columns:repeat(12,1fr);grid-auto-rows:minmax(170px,18vw);gap:12px}
.dahhsian-card{min-height:0}
.dahhsian-card:nth-child(1){grid-column:span 7;grid-row:span 2}
.dahhsian-card:nth-child(2){grid-column:span 5;grid-row:span 1}
.dahhsian-card:nth-child(3){grid-column:span 5;grid-row:span 1}
.dahhsian-card:nth-child(4){grid-column:span 12;grid-row:span 1}
.dahhsian-card strong{max-width:80%}
.dahhsian-detail{margin-top:24px;background:rgba(255,255,255,.34);padding:28px 24px;border-top:0;border-bottom:0}
.dahhsian-detail .hotspot-index{font-size:16px;color:#41616a}

/* Choice interaction now produces feedback, a visible pattern, and next-step links. */
.choice-feedback{position:relative;padding-right:clamp(22px,5vw,56px)}
.choice-feedback a{
  display:inline-flex;margin-top:14px;color:#173f51;text-decoration:none;border-bottom:1px solid rgba(23,63,81,.42);
  font-family:var(--sans);font-size:11px;letter-spacing:.08em;font-weight:700
}
.choice-feedback a:hover{border-color:#173f51}
.choice-insight{
  margin:34px 0 26px;padding:24px 26px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.035)
}
.choice-insight span{display:block;font-size:10px;letter-spacing:.2em;color:#9bb8be;margin-bottom:8px}
.choice-insight p{margin:0;font-family:var(--serif);font-size:clamp(19px,1.65vw,25px);line-height:1.65;color:#edf3f1}
.choice-next{display:flex;flex-wrap:wrap;gap:10px;margin:30px 0 8px}
.choice-next a{
  display:inline-flex;align-items:center;min-height:46px;padding:10px 15px;text-decoration:none;
  border:1px solid rgba(255,255,255,.34);color:#fff;font-size:12px;letter-spacing:.02em
}
.choice-next a:hover{background:#f3f0e7;color:#123e4d}
.choice-summary{scroll-margin-top:90px}
.choice-summary-row{position:relative}
.choice-summary-row::before{content:"";position:absolute;left:0;bottom:-1px;width:0;height:1px;background:#8fb6bc;transition:width .35s ease}
.choice-summary-row:hover::before{width:100%}

@media(max-width:900px){
  .signals-foot{grid-template-columns:1fr;gap:10px}.signal-list{grid-template-columns:1fr}.signal-item{min-height:420px;border-bottom:1px solid rgba(255,255,255,.16)}
  .signal-card-content{min-height:420px;padding:24px 24px 22px}.signal-title{margin:4vh 0 14px}.signal-body{font-size:15px;max-width:none}.signal-item::after{font-size:clamp(58px,18vw,96px)}
  .dahhsian-gallery{display:grid;grid-template-columns:1fr;grid-auto-rows:auto;gap:10px}
  .dahhsian-card:nth-child(n){grid-column:auto;grid-row:auto;min-height:64vw}
  .residents-hero::after{display:none}.choice-next{display:grid}.choice-next a{width:100%}
}

/* v1.5.1 refined production pass */
/* Progressive enhancement: without JavaScript the exhibition remains readable. */
.reveal{opacity:1;transform:none}
html.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .75s ease,transform .75s ease}
html.js .reveal.in{opacity:1;transform:none}
.chapter-heading h3{font-family:var(--serif);font-size:clamp(30px,3.7vw,50px);margin:0 0 4px;font-weight:500}

/* Low-cost print texture: no full-screen blend mode. */
.grain{mix-blend-mode:normal;opacity:.018}
.opening-signals::before{
  background-image:url('../assets/hero/hero-overlay.webp');
  opacity:.105;filter:none;mix-blend-mode:normal
}
.chapter-earth::before{
  background-image:url('../assets/hero/hero-overlay.webp');
  opacity:.085;filter:none;mix-blend-mode:normal
}
.hero::before{transition:none}

/* Fixed header changes ink color when the viewport reaches a light section. */
.site-header{
  padding-top:calc(28px + env(safe-area-inset-top,0px));
  padding-left:calc(5.5vw + env(safe-area-inset-left,0px));
  padding-right:calc(5.5vw + env(safe-area-inset-right,0px));
  transition:color .2s ease,text-shadow .2s ease
}
body.header-dark .site-header{color:var(--ink);text-shadow:0 1px 8px rgba(255,255,255,.24)}
body.header-dark .site-header .brand-library{opacity:.9}
body.header-dark .site-header .lang-btn{color:rgba(16,37,58,.68)}
body.header-dark .site-header .lang-btn.active,
body.header-dark .site-header .lang-btn:hover,
body.header-dark .site-header .menu-button,
body.header-dark .site-header .brand{color:var(--ink)}

/* Touch size without making the typography visually heavy. */
.lang-btn{min-width:44px;min-height:44px;padding:10px 0;font-size:12px}
.chapter-kicker,.editorial-label,.dahhsian-card-no,.choice-progress>div:first-child,.choice-feedback span{font-size:12px}
.signal-meta,.signal-meta small{font-size:12px}
.menu-panel{overflow-y:auto;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
.menu-panel nav{padding-bottom:32px}
.menu-language .lang-btn{font-size:12px}

.dahhsian-card[aria-pressed="true"]::after{border-color:rgba(255,255,255,.72)}
.choice-actions button[aria-pressed="true"]{background:#153e4e;color:white}
.hotspot-index{color:#4b6670}

/* Keep final Future-section text at AA-friendly contrast before the page turns light. */
.future{background:linear-gradient(180deg,#123544 0%,#416d74 54%,#4b6f74 100%)}
.future .chapter-heading span,.future .chapter-heading strong,.future .lead{color:#f4f7f6}

.mobile-nav{
  padding-left:env(safe-area-inset-left,0px);
  padding-right:env(safe-area-inset-right,0px)
}
.collection-button{border-radius:6px;font-weight:700}

/* Long-page rendering optimization; the intrinsic size keeps anchor jumps stable. */
.chapter-climate,.chapter-residents,.dahhsian,.consume,.future,.choice,.collection,.ending{
  content-visibility:auto;
  contain-intrinsic-size:auto 900px
}

/* English words are much wider than Chinese/Japanese display characters. */
body[data-lang="en"] .word-sequence{font-size:clamp(64px,9vw,150px)}
body[data-lang="en"] .cycle-words{font-size:clamp(38px,6.5vw,100px)}
body[data-lang="en"] .cycle-words span{overflow-wrap:anywhere}
body[data-lang="en"] .future-words{font-size:clamp(30px,4vw,62px)}
body[data-lang="ja"] .cycle-words{font-size:clamp(58px,9vw,126px)}

/* Touch devices should not retain desktop hover treatments after tapping. */
@media (hover:none){
  .signal-item:hover{background:transparent}
  .signal-item:hover::before{opacity:0}
  .menu-panel nav a:hover b{transform:none}
  .choice-actions button:hover{transform:none}
  .choice-reset:hover{background:transparent;color:#fff}
  .collection-link:hover{transform:none}
  .collection-button:hover{background:#183c50;color:#f4f1e8;transform:none}
  .choice-feedback a:hover{border-color:rgba(23,63,81,.42)}
  .choice-next a:hover{background:transparent;color:#fff;transform:none}
  .dahhsian-card:hover::after{border-color:rgba(255,255,255,0)}
  .dahhsian-card[aria-pressed="true"]::after{border-color:rgba(255,255,255,.72)}
  .dahhsian-card:hover img,.dahhsian-card.active img{transform:none}
  .signal-ice:hover .ice-visual i:nth-child(1),.signal-ice:hover .ice-visual i:nth-child(2){transform:none}
  .signal-life:hover .life-visual i:nth-child(3n){transform:none;opacity:1}
  .signal-life:hover .life-visual i:nth-child(12){opacity:.12}
  .choice-summary-row:hover::before{width:0}
}

@media (max-width:900px){
  .grain{display:none}
}

@media (max-width:820px){
  .site-header{
    padding-top:calc(18px + env(safe-area-inset-top,0px));
    padding-left:calc(20px + env(safe-area-inset-left,0px));
    padding-right:calc(20px + env(safe-area-inset-right,0px))
  }
  .mobile-nav{bottom:calc(12px + env(safe-area-inset-bottom,0px))}
  body[data-lang="en"] .word-sequence{font-size:clamp(52px,15vw,82px)}
  body[data-lang="en"] .cycle-words{font-size:clamp(32px,9vw,52px)}
}

@media (max-height:740px){
  .menu-panel{place-items:start center}
  .menu-panel nav{margin-top:92px;margin-bottom:34px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal,html.js .reveal,html.js .reveal.in,
  .lang-btn::after,.menu-panel,.menu-panel nav b,.choice-progress-track i,
  .choice-actions button,.choice-card,.choice-reset,.collection-button,
  .choice-next a,.choice-summary-row::before,.hero::before,.dahhsian-card img,
  .site-header{transition:none!important}
  .scroll-cue i{animation:none!important}
  .opening-signals.in .signal-visual path{animation:none!important;stroke-dashoffset:0!important}
}

/* v1.5.2 feature visuals + stronger editorial interactions */
.feature-figure{margin:0;position:relative}
.feature-figure img{display:block;width:100%;height:auto}
.signal-poster,.climate-keyvisual,.consume-poster{display:none}


.climate-keyvisual{
  width:min(1672px,100%);
  margin:0 auto 8vh;
  overflow:hidden;
  border-bottom:1px solid rgba(255,255,255,.1);
  box-shadow:0 26px 72px rgba(0,0,0,.22);
}
.climate-keyvisual img{
  transform-origin:center;
  animation:climateVisualFloat 12s ease-in-out infinite;
}
@keyframes climateVisualFloat{
  0%,100%{transform:scale(1) translateY(0);filter:brightness(1)}
  50%{transform:scale(1.014) translateY(-5px);filter:brightness(1.04)}
}

.consume-poster{
  width:min(1672px,92vw);
  margin:0 auto 8vh;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 28px 72px rgba(0,0,0,.22);
  background:#111a22;
}

/* English display words must remain on one line. */
body[data-lang="en"] .cycle-words{
  grid-template-columns:repeat(4,minmax(0,1fr));
  font-size:clamp(28px,4.6vw,76px);
}
body[data-lang="en"] .cycle-words span{
  white-space:nowrap;
  word-break:normal;
  overflow-wrap:normal;
  overflow:hidden;
  text-overflow:clip;
  padding-left:10px;
  padding-right:10px;
}

/* The live glacier card now uses an actual glacier image rather than abstract wedges. */
.signal-ice{
  background-image:
    linear-gradient(180deg,rgba(4,31,53,.2) 0%,rgba(4,31,53,.5) 48%,rgba(4,31,53,.94) 100%),
    url('../assets/feature/glacier-retreat.webp');
  background-size:cover;
  background-position:center 70%;
}
.signal-ice .ice-visual{display:none}
.signal-ice>p{text-shadow:0 2px 18px rgba(0,0,0,.48)}
.signal-ice .signal-meta{position:relative;z-index:2}

/* Heat / fire / water become three subtly different moving forces. */
.word-sequence span{position:relative;isolation:isolate;will-change:transform,filter}
.word-sequence span::after{
  content:"";
  position:absolute;
  inset:18% 16%;
  z-index:-1;
  border-radius:50%;
  opacity:.16;
  filter:blur(34px);
  transform:scale(.72);
}
.word-sequence .heat::after{background:#dd8c62}
.word-sequence .fire::after{background:#d55335}
.word-sequence .water::after{background:#86cadd}
.word-sequence .heat.in{animation:heatBreath 4.8s ease-in-out infinite}
.word-sequence .fire.in{animation:fireFlicker 3.1s ease-in-out infinite}
.word-sequence .water.in{animation:waterDrift 5.8s ease-in-out infinite}
@keyframes heatBreath{
  0%,100%{transform:translateY(0) scale(1);filter:drop-shadow(0 0 0 rgba(209,138,102,0))}
  50%{transform:translateY(-7px) scale(1.025);filter:drop-shadow(0 10px 24px rgba(209,138,102,.24))}
}
@keyframes fireFlicker{
  0%,100%{transform:translateY(0) rotate(0deg) scale(1);filter:brightness(1)}
  35%{transform:translateY(-10px) rotate(-.7deg) scale(1.035);filter:brightness(1.14)}
  62%{transform:translateY(-3px) rotate(.6deg) scale(.995);filter:brightness(.98)}
}
@keyframes waterDrift{
  0%,100%{transform:translateX(0) translateY(0);filter:drop-shadow(0 0 0 rgba(158,197,204,0))}
  50%{transform:translateX(8px) translateY(-4px);filter:drop-shadow(-12px 12px 26px rgba(158,197,204,.2))}
}

/* Give the five-question interaction a clearer purpose before asking for answers. */
.choice-lens{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1px;
  margin:6vh 0 7vh;
  background:rgba(24,63,80,.18);
  border:1px solid rgba(24,63,80,.18);
}
.choice-lens article{
  min-height:190px;
  padding:clamp(24px,3.4vw,42px);
  background:rgba(244,241,232,.7);
}
.choice-lens span{
  display:block;
  margin-bottom:20px;
  font-size:12px;
  letter-spacing:.18em;
  color:#6b858d;
}
.choice-lens b{
  display:block;
  font-family:var(--serif);
  font-size:clamp(22px,2.2vw,32px);
  font-weight:500;
  color:#173f51;
}
.choice-lens p{
  margin:10px 0 0;
  font-family:var(--serif);
  font-size:clamp(16px,1.35vw,20px);
  line-height:1.7;
  color:#49646c;
}

@media (max-width:900px){
  .choice-lens{grid-template-columns:1fr}
  .choice-lens article{min-height:0}
  body[data-lang="en"] .cycle-words{
    grid-template-columns:repeat(2,minmax(0,1fr));
    font-size:clamp(25px,7.2vw,44px);
  }
}

@media (prefers-reduced-motion:reduce){
  .climate-keyvisual img,
  .word-sequence .heat.in,
  .word-sequence .fire.in,
  .word-sequence .water.in{animation:none!important;transform:none!important;filter:none!important}
}

/* ===== v1.5.4: signal card imagery + multilingual cycle-word fixes ===== */

/* The three climate images are real card backgrounds. Keep them above the card background,
   then place the dark readability layer and live translated text above the image. */
.opening-signals .signal-list{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  border-left:1px solid rgba(255,255,255,.16);
}
.opening-signals .signal-item{
  position:relative;
  display:block;
  min-height:560px;
  padding:0;
  overflow:hidden;
  isolation:isolate;
  background:#082f50;
  border-right:1px solid rgba(255,255,255,.16);
  border-top:1px solid rgba(255,255,255,.10);
}
.opening-signals .signal-card-image{
  position:absolute;
  inset:0;
  z-index:0;
  margin:0;
  pointer-events:none;
}
.opening-signals .signal-card-image img{
  display:block;
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center center;
  transform:scale(1.015);
  filter:saturate(.92) brightness(.84);
  transition:transform .7s ease,filter .7s ease;
}
.opening-signals .signal-item::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  opacity:1;
  pointer-events:none;
  background:
    linear-gradient(180deg,rgba(3,17,30,.56) 0%,rgba(3,17,30,.24) 30%,rgba(3,17,30,.35) 56%,rgba(3,17,30,.88) 100%);
}
.opening-signals .signal-item::after{
  content:attr(data-ghost);
  position:absolute;
  z-index:1;
  right:-.03em;
  bottom:-.18em;
  font:700 clamp(50px,6.4vw,112px)/.85 var(--sans);
  letter-spacing:-.06em;
  color:rgba(220,234,237,.07);
  white-space:nowrap;
  pointer-events:none;
}
.opening-signals .signal-card-content{
  position:relative;
  z-index:2;
  min-height:560px;
  padding:28px 32px 30px;
  display:flex;
  flex-direction:column;
}
.opening-signals .signal-meta{
  position:relative;
  z-index:2;
}
.opening-signals .signal-title{
  position:relative;
  z-index:2;
  margin:7vh 0 16px;
  max-width:9em;
  font-family:var(--serif);
  font-size:clamp(28px,3vw,48px);
  line-height:1.2;
  color:#f2f5f0;
  text-shadow:0 2px 18px rgba(0,0,0,.42);
}
.opening-signals .signal-body{
  position:relative;
  z-index:2;
  margin:auto 0 0;
  max-width:20em;
  font-family:var(--serif);
  font-size:clamp(15px,1.16vw,20px);
  line-height:1.72;
  color:#d9e4e4;
  text-shadow:0 1px 14px rgba(0,0,0,.45);
}
.opening-signals .signal-ice{
  background-image:none!important;
}
.opening-signals .signal-visual,
.opening-signals .ice-visual,
.opening-signals .life-visual{
  display:none!important;
}

@media (hover:hover){
  .opening-signals .signal-item:hover .signal-card-image img{
    transform:scale(1.06);
    filter:saturate(1) brightness(.94);
  }
}

/* Return BUY / USE / DISCARD / BUY AGAIN to the original live-text concept,
   but give English and Japanese enough horizontal room so words never collide or wrap. */
.cycle-words{
  width:min(1500px,92vw);
  grid-template-columns:repeat(4,minmax(0,1fr));
}
.cycle-words span{
  min-width:0;
  display:flex;
  align-items:center;
  justify-content:center;
  white-space:nowrap;
  overflow:visible;
  word-break:keep-all;
  overflow-wrap:normal;
  padding-left:12px;
  padding-right:12px;
}
body[data-lang="en"] .cycle-words{
  font-size:clamp(32px,4.1vw,64px);
}
body[data-lang="en"] .cycle-words span:nth-child(4){
  font-size:.78em;
}
body[data-lang="ja"] .cycle-words{
  font-size:clamp(30px,4vw,62px);
}
body[data-lang="ja"] .cycle-words span:nth-child(4){
  font-size:.82em;
}

@media (max-width:900px){
  .opening-signals .signal-list{
    grid-template-columns:1fr;
    border-left:0;
    border-top:1px solid rgba(255,255,255,.16);
  }
  .opening-signals .signal-item{
    min-height:430px;
    border-left:1px solid rgba(255,255,255,.16);
    border-bottom:1px solid rgba(255,255,255,.16);
  }
  .opening-signals .signal-card-content{
    min-height:430px;
    padding:24px 24px 22px;
  }
  .opening-signals .signal-title{
    margin-top:4vh;
  }
  .opening-signals .signal-body{
    max-width:none;
    font-size:15px;
  }

  .cycle-words{
    width:calc(100% - 48px);
    grid-template-columns:1fr 1fr;
  }
  body[data-lang="en"] .cycle-words{
    font-size:clamp(25px,7vw,42px);
  }
  body[data-lang="ja"] .cycle-words{
    font-size:clamp(27px,7vw,44px);
  }
  body[data-lang="en"] .cycle-words span:nth-child(4),
  body[data-lang="ja"] .cycle-words span:nth-child(4){
    font-size:.82em;
  }
}

@media (prefers-reduced-motion:reduce){
  .opening-signals .signal-card-image img{
    transition:none!important;
    transform:none!important;
  }
}

/* ===== v1.6.0: NCCU-wide sustainability narrative ===== */
.opening-thesis{
  width:min(980px,84vw);
  margin:0 auto 13vh;
  padding:8vh 0 6vh;
  border-bottom:1px solid rgba(255,255,255,.18);
}
.opening-thesis>p:last-child{
  margin:16px 0 0;
  font-family:var(--serif);
  font-size:clamp(30px,4.1vw,62px);
  line-height:1.35;
  color:#eef3ef;
  max-width:16em;
}

/* Featured work: make the book exhibition identity visible inside every chapter. */
.work-spotlight{
  margin:10vh 0 2vh;
  display:grid;
  grid-template-columns:minmax(180px,280px) minmax(0,1fr);
  gap:clamp(28px,5vw,78px);
  align-items:center;
  padding:clamp(24px,3.5vw,48px) 0;
  border-top:1px solid rgba(255,255,255,.2);
  border-bottom:1px solid rgba(255,255,255,.14);
}
.work-spotlight-cover{
  position:relative;
  aspect-ratio:3/4;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
  background:linear-gradient(145deg,#123e5b,#0a2f4f);
  box-shadow:0 24px 60px rgba(0,0,0,.18);
}
.work-spotlight-cover img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:contain;background:#f2f0e9;
  opacity:0;transition:opacity .25s ease;
}
.work-spotlight-cover.loaded img{opacity:1}
.work-cover-fallback{
  position:absolute;inset:0;display:grid;place-items:center;padding:28px;text-align:center;
  font-family:var(--serif);font-size:clamp(22px,2.2vw,34px);line-height:1.5;color:#f1f0e9;
}
.work-spotlight-cover.loaded .work-cover-fallback{opacity:0}
.work-spotlight-copy h3{
  margin:8px 0 14px;
  font-family:var(--serif);
  font-size:clamp(30px,3.6vw,54px);
  font-weight:500;
  line-height:1.25;
}
.work-spotlight-copy>p:not(.editorial-label){
  max-width:720px;margin:0;color:#c3d1d4;font-family:var(--serif);
  font-size:clamp(17px,1.4vw,22px);line-height:1.75;
}
.work-spotlight-copy a{
  display:inline-block;margin-top:28px;text-decoration:none;border-bottom:1px solid currentColor;
  padding-bottom:5px;font-size:13px;letter-spacing:.08em;font-weight:800;
}
.dahhsian .work-spotlight,.about-exhibition .work-spotlight{border-color:rgba(16,37,58,.18)}

/* NCCU special chapter */
.nccu-campus{padding-top:13vh;padding-bottom:14vh}
.nccu-campus .chapter-inner{width:min(1500px,90vw)}
.nccu-story{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,80px);
  margin:7vh 0 9vh;padding-top:28px;border-top:1px solid rgba(16,37,58,.22)
}
.nccu-story p{margin:0;font-family:var(--serif);font-size:clamp(18px,1.65vw,25px);line-height:1.8;color:#345360}
.nccu-quiz-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:6vh}
.nccu-quiz-card{
  min-height:520px;padding:28px;display:flex;flex-direction:column;
  background:#0c3552;color:#f1f2eb;border:1px solid rgba(9,45,70,.12);position:relative;overflow:hidden
}
.nccu-quiz-card::after{
  content:"";position:absolute;right:-80px;bottom:-80px;width:220px;height:220px;border:1px solid rgba(169,201,207,.14);border-radius:50%;pointer-events:none
}
.nccu-quiz-index{font-size:10px;letter-spacing:.18em;color:#9cc9d1}
.nccu-quiz-card h3{font-family:var(--serif);font-size:clamp(24px,2.2vw,34px);font-weight:500;line-height:1.5;margin:6vh 0 28px}
.nccu-quiz-options{display:grid;gap:9px;margin-top:auto}
.nccu-quiz-options button,.nccu-future-options button{
  width:100%;text-align:left;border:1px solid rgba(255,255,255,.25);background:transparent;color:inherit;
  padding:13px 15px;min-height:48px;cursor:pointer;font-weight:700;transition:background .2s ease,border-color .2s ease,transform .2s ease
}
.nccu-quiz-options button.is-selected,.nccu-future-options button.is-selected{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7)}
.nccu-quiz-options button.is-correct{box-shadow:inset 3px 0 0 #a9c9cf}
.nccu-quiz-reveal{
  margin-top:28px;padding-top:22px;border-top:1px solid rgba(255,255,255,.18);animation:nccuReveal .35s ease both
}
.nccu-quiz-reveal strong{font-family:var(--serif);font-size:clamp(52px,5.2vw,78px);font-weight:500;line-height:1;color:#f3d4aa}
.nccu-quiz-reveal>span{margin-left:8px;color:#b8d1d4;font-weight:700}
.nccu-quiz-reveal p{font-family:var(--serif);font-size:16px;line-height:1.7;color:#d6e1e1;margin:14px 0 0}
@keyframes nccuReveal{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

.nccu-future-prompt{
  margin-top:9vh;padding:clamp(30px,5vw,66px);background:#173f4d;color:#f2f3eb
}
.nccu-future-prompt h3{font-family:var(--serif);font-size:clamp(30px,3.4vw,52px);font-weight:500;line-height:1.4;max-width:18em;margin:12px 0 34px}
.nccu-future-options{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.nccu-future-reveal{margin-top:36px;padding-top:30px;border-top:1px solid rgba(255,255,255,.2);animation:nccuReveal .35s ease both}
.nccu-future-reveal>span{display:block;font-size:11px;letter-spacing:.16em;color:#b5d0d1;margin-bottom:7px}
.nccu-future-reveal strong{font-family:var(--serif);font-size:clamp(70px,10vw,150px);font-weight:500;line-height:.9;color:#f0c48f}
.nccu-future-reveal p{max-width:900px;font-family:var(--serif);font-size:clamp(17px,1.55vw,23px);line-height:1.72;color:#dce5e2}

.nccu-snapshot{margin-top:10vh;padding:clamp(32px,5vw,70px);background:#092f4d;color:#edf2ef}
.nccu-snapshot>h3{font-family:var(--serif);font-size:clamp(26px,3vw,44px);font-weight:500;max-width:16em;line-height:1.5;margin:10px 0 5vh}
.nccu-snapshot-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.16);border-left:1px solid rgba(255,255,255,.16)}
.nccu-snapshot-grid article{min-height:190px;padding:26px;border-right:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16);display:flex;flex-direction:column;justify-content:space-between}
.nccu-snapshot-grid strong{font-family:var(--serif);font-size:clamp(44px,4.7vw,76px);font-weight:500;color:#f0c48f;line-height:1}
.nccu-snapshot-grid span{font-size:13px;line-height:1.55;color:#c8d8d8;max-width:16em}
.source-note{font-size:12px;color:#9db6bb;margin:22px 0 0}
.dahhsian-local-heading{margin-top:12vh;padding-top:8vh;border-top:1px solid rgba(16,37,58,.2)}
.dahhsian-local-heading h3{font-family:var(--serif);font-size:clamp(28px,3.2vw,48px);font-weight:500;line-height:1.45;margin:12px 0 12px;max-width:17em}
.dahhsian-local-heading>p:last-child{max-width:850px;font-family:var(--serif);font-size:clamp(17px,1.4vw,22px);line-height:1.75;color:#49646c}
.dahhsian-card strong{bottom:58px}
.dahhsian-explore{position:absolute;z-index:2;left:28px;bottom:24px;font-size:10px;letter-spacing:.14em;color:rgba(255,255,255,.78);transition:opacity .2s ease,transform .2s ease}
@media(hover:hover){.dahhsian-card:hover .dahhsian-explore{opacity:1;transform:translateX(4px)}}

/* About / curatorial notes */
.about-exhibition{padding:12vh 0 14vh;background:#ebece5;color:var(--ink)}
.about-exhibition h2{font-family:var(--serif);font-size:clamp(46px,6vw,86px);font-weight:500;margin:8px 0 7vh}
.about-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(16,37,58,.18);border-left:1px solid rgba(16,37,58,.18)}
.about-grid article{min-height:160px;padding:24px;border-right:1px solid rgba(16,37,58,.18);border-bottom:1px solid rgba(16,37,58,.18)}
.about-grid span{display:block;font-size:11px;letter-spacing:.14em;color:#60747b;margin-bottom:24px}
.about-grid strong{display:block;font-family:var(--serif);font-size:clamp(20px,2vw,30px);font-weight:500;line-height:1.4}
.curatorial-method{margin-top:9vh;display:grid;grid-template-columns:1.2fr .8fr;gap:8vw;padding-top:5vh;border-top:1px solid rgba(16,37,58,.18)}
.curatorial-method h3{font-family:var(--serif);font-size:clamp(28px,3vw,45px);font-weight:500;margin:10px 0 18px}
.curatorial-method p:not(.editorial-label){font-family:var(--serif);font-size:18px;line-height:1.8;color:#49616b;max-width:760px}
.method-path{list-style:none;padding:0;margin:0;counter-reset:path}
.method-path li{counter-increment:path;border-top:1px solid rgba(16,37,58,.18);padding:16px 0;font-family:var(--serif);font-size:20px}
.method-path li::before{content:"0" counter(path);display:inline-block;width:54px;font:700 10px/1 var(--sans);letter-spacing:.12em;color:#6f878e}
.sources{margin-top:8vh;border-top:1px solid rgba(16,37,58,.18);padding-top:22px}
.sources summary{cursor:pointer;font-weight:800;letter-spacing:.04em}
.sources ul{margin:22px 0 0;padding-left:20px;max-width:950px;color:#526971;line-height:1.8}

/* Mobile: keep the editorial story vertical but let short recommendation rows swipe. */
@media(max-width:900px){
  .opening-thesis{width:auto;margin-left:24px;margin-right:24px;margin-bottom:9vh}
  .work-spotlight{grid-template-columns:120px minmax(0,1fr);gap:20px;margin-top:8vh}
  .work-spotlight-copy h3{font-size:26px}
  .work-spotlight-copy>p:not(.editorial-label){font-size:15px}
  .mini-resource-list{display:flex!important;overflow-x:auto;gap:10px;padding-bottom:12px;scroll-snap-type:x mandatory;overscroll-behavior-inline:contain}
  .mini-resource-list>span{flex:0 0 78%;scroll-snap-align:start;padding:16px;border:1px solid rgba(255,255,255,.14)}
  .nccu-campus .chapter-inner{width:auto}
  .nccu-story{grid-template-columns:1fr;gap:20px;margin-top:5vh}
  .nccu-quiz-grid{grid-template-columns:1fr}
  .nccu-quiz-card{min-height:0}
  .nccu-future-options{grid-template-columns:1fr}
  .nccu-snapshot-grid{grid-template-columns:1fr 1fr}
  .nccu-snapshot-grid article{min-height:150px}
  .about-grid{grid-template-columns:1fr 1fr}
  .curatorial-method{grid-template-columns:1fr;gap:5vh}
  .dahhsian-explore{opacity:1}
}
@media(max-width:560px){
  .work-spotlight{grid-template-columns:1fr;gap:20px}
  .work-spotlight-cover{width:42vw;max-width:180px}
  .nccu-snapshot-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  .nccu-quiz-reveal,.nccu-future-reveal{animation:none}
}

body.menu-open{overflow:hidden}
.book-title-display{display:block}
.book-title-original-inline{display:block;margin-top:5px;font:600 12px/1.5 var(--sans);color:rgba(190,207,211,.72)}
.book-title-note-inline{display:block;margin-top:6px;font:800 9px/1.3 var(--sans);letter-spacing:.12em;text-transform:uppercase;color:#d1a476}
.dahhsian .book-title-original-inline,.about-exhibition .book-title-original-inline{color:#657a81}
.work-cover-fallback .book-title-original-inline{color:rgba(241,240,233,.7)}

/* v1.6.1 — hero quick visit info + corrected lawn card composition */
.hero-visit{
  display:flex;flex-wrap:wrap;gap:10px 26px;align-items:center;
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(241,240,233,.28);
  max-width:860px;color:rgba(241,240,233,.8);
  font-size:12px;line-height:1.45;letter-spacing:.11em;text-transform:none
}
.hero-visit span{white-space:nowrap}
.hero-visit span:first-child{color:#f1f0e9;font-weight:600;letter-spacing:.14em}

/* Keep the first three-image mosaic, but give the lawn scene enough height
   to show sky, building, and grass instead of cropping it into a facade photo. */
@media (min-width:901px){
  .dahhsian-gallery{grid-template-rows:repeat(2,minmax(170px,18vw)) auto;grid-auto-rows:auto}
  .dahhsian-card-lawn{
    grid-column:1 / -1;
    grid-row:3;
    aspect-ratio:16 / 9;
    min-height:0;
  }
  .dahhsian-card-lawn img{
    object-position:center 52%;
  }
  .dahhsian-card-lawn strong{max-width:66%}
}

@media (max-width:900px){
  .hero-visit{display:grid;gap:5px;margin-top:24px;padding-top:14px;font-size:10px;letter-spacing:.08em;max-width:100%}
  .hero-visit span{white-space:normal}
  .dahhsian-card-lawn{aspect-ratio:3 / 2;min-height:0}
  .dahhsian-card-lawn img{object-position:center center}
}

/* v1.6.2 — Dah Hsian card details expand directly on the selected image */
.dahhsian-card{
  overflow:hidden;
}
.dahhsian-card > strong,
.dahhsian-card > .dahhsian-explore{
  transition:opacity .28s ease,transform .28s ease;
}
.dahhsian-card-detail{
  position:absolute;
  inset:0;
  z-index:4;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  gap:10px;
  padding:clamp(26px,3vw,44px);
  color:#fff;
  text-align:left;
  background:
    linear-gradient(180deg,rgba(5,24,33,.12) 0%,rgba(5,24,33,.42) 32%,rgba(5,24,33,.94) 100%);
  opacity:0;
  visibility:hidden;
  transform:translateY(18px);
  clip-path:inset(100% 0 0 0);
  transition:clip-path .42s cubic-bezier(.22,.61,.36,1),opacity .28s ease,transform .42s cubic-bezier(.22,.61,.36,1),visibility 0s linear .42s;
  pointer-events:none;
}
.dahhsian-card.active .dahhsian-card-detail{
  opacity:1;
  visibility:visible;
  transform:none;
  clip-path:inset(0 0 0 0);
  transition-delay:0s;
}
.dahhsian-card.active > strong,
.dahhsian-card.active > .dahhsian-explore{
  opacity:0;
  transform:translateY(8px);
}
.dahhsian-card-detail-title{
  display:block;
  max-width:18em;
  font-family:var(--serif);
  font-size:clamp(24px,2.15vw,36px);
  line-height:1.28;
  font-weight:500;
}
.dahhsian-card-detail-note{
  display:block;
  max-width:40em;
  font-family:var(--serif);
  font-size:clamp(15px,1.16vw,19px);
  line-height:1.68;
  color:rgba(255,255,255,.88);
}
.dahhsian-card-detail-close{
  position:absolute;
  top:24px;
  right:28px;
  display:grid;
  place-items:center;
  width:38px;
  height:38px;
  border:1px solid rgba(255,255,255,.48);
  border-radius:50%;
  font:300 26px/1 var(--sans);
  color:rgba(255,255,255,.92);
}
.dahhsian-card.active img{
  transform:scale(1.035);
  filter:saturate(.92) brightness(.78);
}

@media (hover:hover){
  .dahhsian-card.active:hover img{transform:scale(1.045)}
}

@media (max-width:900px){
  .dahhsian-card:nth-child(n){min-height:72vw}
  .dahhsian-card-lawn{aspect-ratio:auto;min-height:72vw}
  .dahhsian-card-detail{padding:26px 24px 24px;gap:8px}
  .dahhsian-card-detail-title{font-size:clamp(22px,6vw,30px)}
  .dahhsian-card-detail-note{font-size:14px;line-height:1.62;max-width:none}
  .dahhsian-card-detail-close{top:18px;right:18px;width:34px;height:34px;font-size:22px}
}

@media (prefers-reduced-motion:reduce){
  .dahhsian-card-detail,
  .dahhsian-card > strong,
  .dahhsian-card > .dahhsian-explore{
    transition:none!important;
  }
}

@media (min-width:901px){
  .dahhsian-gallery{grid-template-rows:repeat(2,minmax(250px,18vw)) auto}
}

/* v1.6.3 — LEAVE ONE CHOICE / audience contribution */
.feedback-invitation{
  position:relative;
  padding:14vh 0 15vh;
  background:
    radial-gradient(circle at 78% 24%,rgba(88,145,150,.18),transparent 31%),
    linear-gradient(180deg,#092f4d 0%,#082940 100%);
  color:#f1f0e9;
  overflow:hidden;
}
.feedback-invitation::before{
  content:"";position:absolute;width:min(62vw,920px);aspect-ratio:1;border:1px solid rgba(241,240,233,.08);border-radius:50%;right:-25vw;top:-34vw;pointer-events:none
}
.feedback-inner{
  position:relative;z-index:1;width:min(1120px,86vw);margin:0 auto;
  display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.75fr);gap:clamp(54px,8vw,110px);align-items:center
}
.feedback-copy h2{
  margin:10px 0 34px;font-family:var(--serif);font-size:clamp(50px,6.2vw,92px);font-weight:500;line-height:1.08;letter-spacing:-.02em
}
.feedback-copy h2 em{font-style:normal;color:#b8d2d3}
.feedback-line{margin:0;font-family:var(--serif);font-size:clamp(20px,2vw,30px);line-height:1.65;color:rgba(241,240,233,.78)}
.feedback-line-strong{margin-top:2px;color:#f1f0e9}
.feedback-prompt{margin:38px 0 18px;font-size:13px;letter-spacing:.08em;color:#afc5c8}
.feedback-cta{
  display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:14px 22px;
  border:1px solid rgba(241,240,233,.46);border-radius:4px;color:#f1f0e9;text-decoration:none;font-weight:800;letter-spacing:.04em;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease
}
.feedback-cta:not([aria-disabled="true"]):hover{background:#f1f0e9;color:#092f4d;border-color:#f1f0e9;transform:translateY(-2px)}
.feedback-cta[aria-disabled="true"]{opacity:.42;cursor:not-allowed;pointer-events:none}
.feedback-note{margin:20px 0 0;font-size:12px;line-height:1.7;color:#a8bec2;max-width:45em}
.feedback-privacy{margin:6px 0 0;font-size:11px;line-height:1.65;color:#789aa1;max-width:45em}
.feedback-qr-column{display:flex;flex-direction:column;align-items:center;justify-content:center}
.feedback-qr-frame{
  width:min(310px,24vw);aspect-ratio:1;padding:18px;background:#f5f3ea;
  box-shadow:0 28px 70px rgba(0,0,0,.26);display:grid;place-items:center
}
.feedback-qr-frame img{display:block;width:100%;height:100%;object-fit:contain}
.feedback-scan-label{margin:18px 0 0;font-size:11px;letter-spacing:.1em;color:#a8bec2;text-align:center}

@media(max-width:900px){
  .feedback-invitation{padding:11vh 0 12vh}
  .feedback-inner{width:auto;margin:0 24px;grid-template-columns:1fr;gap:38px}
  .feedback-copy h2{font-size:clamp(42px,12vw,66px);margin-bottom:28px}
  .feedback-line{font-size:20px}
  .feedback-prompt{margin-top:30px}
  .feedback-cta{width:100%;min-height:56px}
  .feedback-qr-column{display:none}
}

@media(prefers-reduced-motion:reduce){
  .feedback-cta{transition:none}
}

/* v1.6.6 — kiosk-safe navigation */
.feedback-qr-frame[hidden]{display:none!important}
.kiosk-mode .feedback-cta{display:none!important}

/* =========================================================
   v1.7.0 — Homepage orientation / programs / footer
   ========================================================= */
.hero-kicker{
  margin:0 0 18px;
  font-size:11px;
  line-height:1.4;
  letter-spacing:.19em;
  font-weight:700;
  color:rgba(241,240,233,.78);
}
.hero-intro{
  max-width:650px;
  margin:22px 0 0;
  font-family:var(--serif);
  font-size:clamp(16px,1.3vw,20px);
  line-height:1.75;
  color:rgba(241,240,233,.82);
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.hero-action{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:10px 15px;
  border:1px solid rgba(241,240,233,.42);
  color:#f1f0e9;
  text-decoration:none;
  font-size:11px;
  font-weight:700;
  letter-spacing:.08em;
  background:rgba(5,30,49,.16);
  backdrop-filter:blur(5px);
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.hero-action:hover{transform:translateY(-2px);background:rgba(241,240,233,.12);border-color:rgba(241,240,233,.72)}
.hero-action-primary{background:#f1efe8;color:#0b3555;border-color:#f1efe8}
.hero-action-primary:hover{background:#fff;color:#082f50;border-color:#fff}

.start-here{
  background:#f2efe7;
  color:#102b3e;
  padding:11vh 0 9vh;
  border-bottom:1px solid rgba(16,43,62,.12);
}
.start-here .chapter-kicker{color:#687f88}
.start-here h2{
  margin:6px 0 18px;
  font-family:var(--serif);
  font-size:clamp(44px,5.4vw,78px);
  font-weight:500;
  line-height:1.12;
}
.start-lead{
  max-width:780px;
  margin:0 0 6vh;
  font-family:var(--serif);
  font-size:clamp(17px,1.45vw,22px);
  color:#526a74;
}
.start-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(16,43,62,.2);
  border-left:1px solid rgba(16,43,62,.2);
}
.start-grid a{
  min-height:265px;
  padding:26px 24px;
  border-right:1px solid rgba(16,43,62,.2);
  border-bottom:1px solid rgba(16,43,62,.2);
  color:inherit;
  text-decoration:none;
  display:flex;
  flex-direction:column;
  transition:background .2s ease,transform .2s ease;
}
.start-grid a:hover{background:#e7eae4;transform:translateY(-2px)}
.start-grid a>span{
  font-size:10px;
  letter-spacing:.18em;
  color:#6b838a;
}
.start-grid h3{
  margin:26px 0 10px;
  font-family:var(--serif);
  font-size:clamp(23px,2vw,31px);
  line-height:1.3;
  font-weight:500;
}
.start-grid p{margin:0;color:#587079;font-size:14px;line-height:1.75}
.start-grid b{margin-top:auto;padding-top:28px;font-size:11px;letter-spacing:.1em;color:#173f51}

.programs{
  background:#e4e8e2;
  color:#102b3e;
  padding:9vh 0 11vh;
}
.programs .chapter-kicker{color:#657d83}
.programs-heading{
  display:grid;
  grid-template-columns:minmax(280px,.75fr) 1.25fr;
  gap:6vw;
  align-items:end;
  padding-bottom:34px;
  border-bottom:1px solid rgba(16,43,62,.22);
}
.programs-heading h2{
  margin:5px 0 0;
  font-family:var(--serif);
  font-size:clamp(42px,5vw,72px);
  font-weight:500;
  line-height:1.08;
}
.programs-heading>p{
  margin:0;
  max-width:700px;
  font-family:var(--serif);
  font-size:clamp(17px,1.45vw,22px);
  color:#526b73;
}
.program-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1px;
  margin-top:1px;
  background:rgba(16,43,62,.16);
  border:1px solid rgba(16,43,62,.16);
}
.program-grid article{
  background:#f2f0e8;
  padding:clamp(28px,4vw,52px);
  min-height:330px;
  display:flex;
  flex-direction:column;
}
.program-number{font-size:10px;letter-spacing:.18em;color:#698088}
.program-grid h3{
  margin:22px 0 12px;
  font-family:var(--serif);
  font-size:clamp(27px,2.8vw,40px);
  font-weight:500;
}
.program-grid article>p{margin:0;color:#556c74;max-width:560px;font-size:15px}
.program-meta{
  display:flex;
  justify-content:space-between;
  gap:20px;
  margin-top:auto;
  padding-top:38px;
  border-top:1px solid rgba(16,43,62,.15);
  font-size:12px;
}
.program-meta b{font-weight:700;color:#35525d}
.program-meta span{color:#765f4e}
.program-status{
  margin-top:14px;
  font-size:10px;
  letter-spacing:.12em;
  color:#7d6959;
}
.program-action{
  align-self:flex-start;
  margin-top:16px;
  display:inline-flex;
  align-items:center;
  min-height:42px;
  padding:10px 14px;
  border:1px solid rgba(16,43,62,.34);
  border-radius:999px;
  color:#163c50;
  text-decoration:none;
  font-size:12px;
  font-weight:800;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.program-action:hover{background:#163c50;color:#f4f1e8;transform:translateY(-1px)}
.program-qr{display:none;margin-top:18px;align-items:center;gap:14px;color:#526b73;font-size:11px}
.program-qr img{width:112px;height:112px;background:#fff;padding:7px;border:1px solid rgba(16,43,62,.16)}
.kiosk-mode .program-card-registration .program-action{display:none!important}
.kiosk-mode .program-card-registration .program-qr{display:flex}
.program-note{
  margin:20px 0 0;
  font-size:11px;
  color:#667b82;
}

.site-footer{
  background:#061f35;
  color:#dce5e6;
  border-top:1px solid rgba(255,255,255,.13);
  padding:34px 5.5vw calc(34px + env(safe-area-inset-bottom,0px));
}
.site-footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:40px;
  max-width:1600px;
  margin:0 auto;
}
.footer-brand p{
  margin:0 0 6px;
  font-size:10px;
  letter-spacing:.12em;
  color:#9eb1b8;
}
.footer-brand strong{
  font-family:var(--serif);
  font-size:14px;
  font-weight:500;
  color:#eef2ef;
}
.site-footer nav{
  display:flex;
  flex-wrap:wrap;
  justify-content:flex-end;
  gap:10px 22px;
}
.site-footer nav a{
  color:#b8c8cd;
  text-decoration:none;
  font-size:10px;
  letter-spacing:.08em;
  border-bottom:1px solid transparent;
}
.site-footer nav a:hover{color:#fff;border-bottom-color:rgba(255,255,255,.45)}

@media(max-width:1100px){
  .start-grid{grid-template-columns:repeat(2,1fr)}
  .programs-heading{grid-template-columns:1fr;gap:18px;align-items:start}
}

@media(max-width:900px){
  .hero{min-height:max(100svh,760px)}
  .hero-copy{margin-top:29vh}
  .hero-kicker{font-size:9px;margin-bottom:12px}
  .hero-intro{font-size:15px;line-height:1.62;max-width:28em;margin-top:14px}
  .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:18px}
  .hero-action{min-height:42px;padding:9px 11px;font-size:10px;letter-spacing:.04em}
  .hero-action-primary{grid-column:1 / -1}
  .start-here,.programs{padding-left:0;padding-right:0}
  .start-grid{grid-template-columns:1fr 1fr}
  .start-grid a{min-height:230px;padding:22px 18px}
  .program-grid{grid-template-columns:1fr}
  .program-grid article{min-height:285px}
  .site-footer{padding-bottom:calc(96px + env(safe-area-inset-bottom,0px))}
  .site-footer-inner{display:grid;gap:24px}
  .site-footer nav{justify-content:flex-start}
  .mobile-nav{grid-template-columns:repeat(4,1fr)}
}

@media(max-width:560px){
  .hero{min-height:max(100svh,800px)}
  .hero-copy{margin-top:25vh}
  .hero h1{font-size:clamp(40px,10.8vw,54px)}
  .hero-subtitle{margin-top:12px;font-size:15px;line-height:1.5}
  .hero-intro{font-size:13px;line-height:1.55;margin-top:10px;max-width:25em}
  .hero-visit{margin-top:14px;padding-top:10px;gap:3px;font-size:9px}
  .hero-actions{margin-top:12px}
  .hero-action{font-size:9px;padding:8px 9px}
  .scroll-cue{bottom:76px}
  .start-here{padding-top:9vh}
  .start-grid{grid-template-columns:1fr}
  .start-grid a{min-height:205px}
  .programs{padding-top:8vh}
  .program-grid article{padding:28px 22px}
}

@media(hover:none){
  .hero-action:hover,.start-grid a:hover,.site-footer nav a:hover{transform:none}
}

/* v1.7.1 — unified chapter openings
   Clear reading order: section → title/subtitle → statement → curatorial question → introduction. */
.chapter-inner.exhibit-flow{width:min(1180px,84vw)}

.chapter-heading,
.chapter-heading.simple{
  display:block;
  margin:0;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.chapter-heading>div{max-width:820px}
.chapter-heading h3{
  margin:0 0 7px;
  font-family:var(--serif);
  font-size:clamp(30px,3.4vw,48px);
  font-weight:500;
  line-height:1.22;
  text-wrap:balance;
}
.chapter-heading span{
  display:block;
  max-width:760px;
  color:#a9bcc4;
  font-size:clamp(14px,1.18vw,18px);
  line-height:1.65;
}

.chapter h2.exhibit-statement,
.consume h2.exhibit-statement,
.future h2.exhibit-statement,
.photo-copy h2.exhibit-statement{
  max-width:1120px;
  margin:clamp(48px,7vh,82px) 0 clamp(28px,4vh,44px);
  font-size:clamp(48px,5.5vw,82px);
  line-height:1.14;
  letter-spacing:-.015em;
  text-wrap:balance;
}

.chapter-question{
  --chapter-accent:#9ec5cc;
  width:min(470px,42%);
  margin:0 0 0 auto;
  padding:5px 0 6px 24px;
  border:0;
  border-left:2px solid var(--chapter-accent);
  color:#d7e3e5;
}
.chapter-question p{
  margin:0;
  font-family:var(--serif);
  font-size:clamp(19px,1.7vw,26px);
  font-weight:500;
  line-height:1.58;
  text-align:left;
  text-wrap:balance;
}
.chapter-earth .chapter-question{--chapter-accent:#91bdc8}
.chapter-climate .chapter-question{--chapter-accent:#a9cbd1}
.chapter-residents .chapter-question{--chapter-accent:#b4d3ca;color:#e0ece8}
.consume .chapter-question{--chapter-accent:#d2a472;color:#e7ddd3}
.future .chapter-question{--chapter-accent:#d0e3e5;color:#f5f8f7}

.exhibit-lead{
  max-width:820px;
  margin:clamp(42px,7vh,72px) 0 0;
  line-height:1.85;
}
.exhibit-body{
  max-width:1040px;
  gap:4vw;
  margin-top:clamp(42px,7vh,72px);
}
.exhibit-body p{line-height:1.85}

.chapter-earth .age{margin-top:clamp(42px,7vh,72px)}
.chapter-earth .statement{margin:clamp(34px,5vh,54px) 0 0}
.chapter-earth h2.exhibit-statement{margin-top:clamp(38px,6vh,68px)}

/* Section 03 keeps the photographic opening but uses the same hierarchy. */
.photo-copy{max-width:1040px}
.photo-copy .residents-kicker{margin:0 0 30px;color:rgba(255,255,255,.78)}
.chapter-heading-on-photo{
  max-width:820px;
  border-top-color:rgba(255,255,255,.38);
}
.chapter-heading-on-photo h3{color:#f3f2ea}
.chapter-heading-on-photo span{color:rgba(238,245,242,.82)}
.photo-copy h2.exhibit-statement{
  margin-top:clamp(38px,6vh,66px);
  margin-bottom:0;
  color:#f5f2e9;
}
.residents-text{padding-top:clamp(70px,10vh,118px)}
.residents-text .chapter-question{margin-top:0}
.residents-context{
  max-width:820px;
  margin:clamp(36px,5vh,54px) 0 0;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.2);
  color:#cfe0dc;
}
.residents-context p{
  margin:0 0 8px;
  font-family:var(--serif);
  font-size:clamp(17px,1.35vw,21px);
  line-height:1.72;
}

/* Preserve each chapter's own palette after removing the old side-by-side heading. */
.consume .chapter-heading span{color:#cbbbad}
.future .chapter-heading span{color:#edf3f2}
.future .chapter-heading{border-top-color:rgba(255,255,255,.28)}

body[data-lang="en"] .chapter h2.exhibit-statement,
body[data-lang="en"] .consume h2.exhibit-statement,
body[data-lang="en"] .future h2.exhibit-statement,
body[data-lang="en"] .photo-copy h2.exhibit-statement{
  font-size:clamp(42px,4.8vw,72px);
  line-height:1.12;
  letter-spacing:-.025em;
}

@media(max-width:900px){
  .chapter-heading,.chapter-heading.simple{padding-top:18px}
  .chapter-heading h3{font-size:clamp(28px,8vw,40px)}
  .chapter-heading span{font-size:15px;line-height:1.6}
  .chapter h2.exhibit-statement,
  .consume h2.exhibit-statement,
  .future h2.exhibit-statement,
  .photo-copy h2.exhibit-statement{
    margin:42px 0 26px;
    font-size:clamp(39px,10.5vw,56px);
    line-height:1.16;
  }
  .chapter-question{
    width:100%;
    max-width:680px;
    margin-left:0;
    padding-left:18px;
  }
  .chapter-question p{font-size:clamp(19px,5.5vw,25px)}
  .exhibit-lead,.exhibit-body{max-width:none;margin-top:38px}
  .chapter-earth .age{margin-top:42px}
  .chapter-earth .statement{margin-top:30px}
  .residents-text{padding-top:58px}
  .residents-context{margin-top:34px}
  .photo-copy .residents-kicker{margin-bottom:22px}
  .chapter-heading-on-photo{max-width:100%}
  body[data-lang="en"] .chapter h2.exhibit-statement,
  body[data-lang="en"] .consume h2.exhibit-statement,
  body[data-lang="en"] .future h2.exhibit-statement,
  body[data-lang="en"] .photo-copy h2.exhibit-statement{
    font-size:clamp(36px,9.4vw,52px);
  }
}
/* v1.7.2 — Hide QR scan prompt on mobile when QR frame is hidden */
@media (max-width: 900px) {
  body:not(.kiosk-mode) .feedback-prompt {
    display: none;
  }
}

/* v1.7.4 — 放大首頁字體 & 修正完整書影單區塊滿版高度 */
.chapter-climate,
.chapter-residents,
.dahhsian,
.consume,
.future,
.choice,
.collection,
.ending {
  content-visibility: visible !important;
  contain-intrinsic-size: none !important;
}

#collection {
  scroll-margin-top: 0 !important;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 12vh 0;
}

/* 電腦版首頁（Hero 區與導覽列）字體放大設定 */
@media (min-width: 901px) {
  .brand { font-size: 13px; }
  .brand-library { font-size: 12px; }
  .lang-btn, .menu-button { font-size: 14px; }

  .hero-copy { width: min(1080px, 84vw); }
  .hero-kicker { font-size: 15px; margin-bottom: 20px; }
  .hero h1 { font-size: clamp(72px, 6.2vw, 118px); }
  .hero-subtitle { font-size: clamp(22px, 1.8vw, 30px); margin-top: 28px; }
  .hero-intro { font-size: clamp(18px, 1.45vw, 23px); max-width: 760px; line-height: 1.8; }
  .hero-visit { font-size: 15px; max-width: 980px; gap: 12px 30px; }
  .hero-action { font-size: 15px; padding: 12px 20px; min-height: 48px; }
  .scroll-cue { font-size: 13px; }
}

/* v1.7.5 — Mobile typography and Chinese word-break optimization */
@media (max-width: 900px) {
  .hero-subtitle {
    font-size: 19px !important;
    line-height: 1.58 !important;
  }
  .hero-intro {
    font-size: 15px !important;
    line-height: 1.72 !important;
  }
  .hero-visit {
    font-size: 12px !important;
    gap: 6px 16px !important;
  }
  .hero-action {
    font-size: 13px !important;
    padding: 10px 14px !important;
  }
  
  /* 防止中文在手機版被隨意從字中間斷開 */
  .opening-line,
  .chapter h2,
  .chapter-question p,
  .hero h1,
  .hero-subtitle,
  .hero-intro {
    word-break: keep-all;
    overflow-wrap: break-word;
  }
}
/* v1.7.7 — 修正手機版開場標語文字過大與溢出破圖問題 */
@media (max-width: 900px) {
  .opening-line {
    min-height: auto !important;
    display: block !important;
    padding: 6vh 0 !important;
    font-size: clamp(30px, 7.8vw, 44px) !important;
    line-height: 1.4 !important;
    max-width: 100% !important;
  }
  .opening-line:nth-child(2) {
    margin-left: 0 !important;
    text-align: left !important;
    justify-content: flex-start !important;
  }
}
  /* v1.7.8 — 增加「留下我的選擇」按鈕與上方文字的間距 */
  .feedback-cta {
    margin-top: 26px !important;
  }