/* Shared presentation only. Study controls, stimulus files and scoring stay intact. */
@font-face{font-family:StudySong;src:url('/static/fonts/noto-serif-sc-hometown-preview.woff2') format('woff2');font-style:normal;font-weight:200 900;font-display:swap}
.study-page{--study-green:#103e30;--study-gold:#c5a468;--study-ink:#183e30;--study-muted:#526358;--study-line:#d8e3d8;--green:#174936;--ink:#174936;--muted:#526358;--line:#d8e3d8;background:#edf3ee;color:var(--study-ink);font:500 16px/1.85 StudySong,'Songti SC','SimSun',serif;color-scheme:light}
.study-page button,.study-page input,.study-page select,.study-page textarea{font-family:inherit}
.study-page a:focus-visible,.study-page button:focus-visible,.study-page input:focus-visible,.study-page select:focus-visible,.study-page textarea:focus-visible{outline:3px solid #ad812e;outline-offset:4px}
.study-page :is(.mast,.study-header){min-height:76px;height:auto;padding:14px max(24px,calc((100vw - 1376px)/2));display:flex;align-items:center;gap:24px;background:var(--study-green);color:#f5f8f0;border-bottom:1px solid #6f7958}
.study-page :is(.mark,.study-header>a){display:inline-flex;align-items:center;gap:13px;flex-shrink:0;color:#f5f8f0;font-size:19px;font-weight:700;line-height:1.4;text-decoration:none;letter-spacing:.015em}
.study-emblem{display:block;width:42px;height:42px;object-fit:contain;flex:none}
.study-page .mast>span:nth-child(2){font-size:14px;line-height:1.6;color:#dfc286;padding-left:24px;border-color:#68836d}
.study-page .study-header>span{font-size:14px;color:#dfc286}
.study-page #demo{font-size:12px;color:#d7e3d2}
.study-page :is(#exit-study,#exit){border:1px solid #97a68a;background:transparent;color:#f4f6ec;border-radius:8px;font-size:14px;min-height:40px;padding:8px 14px;white-space:nowrap}
.study-page :is(#exit-study,#exit):hover{background:#285641;border-color:#d8bd83}
.study-page main{padding:36px 28px 48px;min-height:calc(100dvh - 130px)}
.study-page :is(.sheet,.intro){max-width:880px;margin:8px auto;padding:34px 40px;background:#fff;border:1px solid var(--study-line);border-radius:16px}
.study-page .study-intro-head{padding:32px 40px 28px;margin:-35px -41px 28px;background:var(--study-green);border-bottom:2px solid var(--study-gold);border-radius:16px 16px 0 0;color:#f5f8ef}
.study-intro-head h1{font-size:clamp(28px,3vw,38px);font-weight:750;line-height:1.5;letter-spacing:.02em;margin:0 0 14px;color:#f5f8ef}
.study-page .study-intro-head .eyebrow{color:#dfc286;font-size:15px;font-weight:650;letter-spacing:.06em;margin:0 0 12px}
.study-page .study-intro-head :is(.lead,.muted){max-width:48em;margin:0;font-size:16px;line-height:1.95;color:#e0e9da}
.study-page .instructions{font-size:16px;line-height:1.95;color:#354d3d}
.av-study .instructions{padding-left:22px;margin:24px 0}
.study-page .instructions li{margin-bottom:10px;padding-left:5px}
.study-page .eyebrow{color:#5b6c5e;font-weight:650;font-size:14px}
.study-page h2{font-weight:700;font-size:23px;color:var(--study-ink)}
.study-page .lead{font-size:17px;line-height:1.9;color:#3c5545}
.study-page .muted,.study-page .hint{color:var(--study-muted);font-size:14px;line-height:1.8}
.study-page .sound-check{padding:18px 20px;margin:26px 0 20px;border:1px solid var(--study-line);border-radius:10px;background:#f3f7f1;color:#405b46;font-size:14px}
.study-page .check,.study-page .consent{font-size:15px;line-height:1.9;color:#2e4938;gap:12px}
.study-page input[type=checkbox]{width:19px;height:19px;accent-color:var(--study-green);flex-shrink:0}
.study-page :is(.primary,.secondary,.study-header button,.link-button){border-radius:8px;font-size:16px;font-weight:650;min-height:46px;line-height:1.6;padding:11px 22px}
.study-page .primary{border:1px solid var(--study-green);background:var(--study-green);color:#f7faef}
.study-page .primary:hover:enabled{background:#265b43;border-color:#265b43}
.study-page .primary:disabled{background:#647b6c;color:#fff;border-color:#647b6c;opacity:.65;cursor:default}
.study-page .secondary{border:1px solid #9daf9d;color:var(--study-green);background:#fff}
.study-page .secondary:hover:enabled{background:#eff5ec;border-color:#5b7e64}
.study-page .small{min-height:38px;font-size:14px;padding:7px 12px}
.study-page .form-grid{column-gap:28px;row-gap:22px}
.study-page .form-grid :is(label,.field label){font-size:16px;font-weight:650;color:#244c36;line-height:1.8}
.study-page :is(.field select,.form-grid select,.form-grid input,.text-question input,.text-question textarea){border:1px solid #a4b5a5;border-radius:8px;min-height:50px;background:#fff;color:#1d3f2d;font-size:16px;font-weight:500;padding:11px 13px}
.study-page select{max-width:100%}
.study-page input::placeholder,.study-page textarea::placeholder{color:#5b6c60;opacity:1}
.study-page :is(#to-info,#start-study,#start){min-width:220px}
.study-page .compact{max-width:720px;margin-top:5vh;padding:38px 40px}
.study-page .compact h1{font-size:32px;font-weight:750;color:var(--study-green)}
.av-study .trial-heading{padding:20px 24px;background:var(--study-green);border-radius:12px;border-bottom:2px solid var(--study-gold);color:#fff;gap:20px}
.av-study .trial-heading>div{gap:18px;align-items:baseline}
.av-study .trial-heading h1{font-size:23px;font-weight:700;color:#f5f8ef;line-height:1.5}
.av-study .trial-heading .eyebrow{color:#dfc286;font-size:14px;font-weight:600;white-space:nowrap}
.av-study #basic-total{font-size:14px;color:#d4e2d0}
.av-study #save-state{font-size:13px;color:#dbe6d4}
.av-study progress{height:3px;margin:16px 0 24px;border-radius:2px}
.av-study progress::-webkit-progress-value{background:#9b792e}
.av-study progress::-moz-progress-bar{background:#9b792e}
.av-study .trial-body{gap:28px;grid-template-columns:minmax(0,1fr) 360px}
.av-study .media-column{min-width:0}
.av-study .stage{border:1px solid var(--study-line);border-radius:12px}
.av-study .cover p{font-size:16px;color:#3b5742}
.av-study .play-status{font-size:14px;color:#435a49;line-height:1.7;padding:14px 4px 0}
.av-study .rating-column{padding:24px 22px 26px;background:#fff;border:1px solid var(--study-line);border-radius:12px}
.av-study .questions legend{font-size:17px;font-weight:650;line-height:1.8;margin-bottom:18px}
.av-study .choice{height:100%;min-height:100px;border-radius:8px;border-color:#a5b6a6;gap:11px;color:#304f3a}
.av-study .choice b{font-size:22px;font-weight:650}
.av-study .choice span{font-size:12px;line-height:1.65}
.av-study .scale input:checked+.choice{background:var(--study-green);color:#fff;border-color:var(--study-green);box-shadow:none}
.av-study .scale input:checked+.choice b{color:#eed5a0}
.av-study .scale input:focus-visible+.choice{outline-color:#ad812e}
.av-study .question-placeholder{font-size:15px;line-height:1.9;padding:36px 0;color:#526358}
.av-study .question-placeholder .eyebrow{font-size:17px;color:#284c34}
.av-study .submit-row>.muted{font-size:13px}
.temple-study .instructions{border-top:0;margin:0 0 28px;padding:0 0 26px;border-bottom:1px solid var(--study-line)}
.temple-study .instructions h2{margin-bottom:12px}
.temple-study .instructions ol{padding-left:24px;margin-bottom:0}
.temple-study .instructions p{margin-bottom:16px}
.temple-study #demographics>h2{margin-bottom:20px}
.temple-study .consent{margin:28px 0 22px}
.temple-study.evaluating main{max-width:1840px;padding:26px 3.5% 60px}
.temple-study .study-evaluation-head{background:var(--study-green);color:#f5f8ef;padding:18px 24px 16px;border-bottom:2px solid var(--study-gold);border-radius:12px;margin-bottom:24px}
.temple-study .evaluation-heading{margin-bottom:14px}
.temple-study .evaluation-heading h1{font-size:25px;font-weight:700;color:#f5f8ef}
.temple-study .evaluation-heading .eyebrow{color:#dfc286}
.temple-study .evaluation-heading>p{font-size:14px;color:#dfc286}
.temple-study .scale-guide{border-top:1px solid #5d7b5f;border-bottom:0;padding:12px 0 0;margin-bottom:0;font-size:13px;color:#e2e9d9}
.temple-study .scale-guide-title{color:#e4c68e}
.temple-study .scale-guide b{color:#f1d8a2;margin-right:3px}
.temple-study .evaluation-grid{gap:30px}
.temple-study #answer-form{padding:22px 22px 26px;background:#fff;border:1px solid var(--study-line);border-radius:12px;scroll-margin-top:24px}
.temple-study .question-panel-head{padding-bottom:15px;border-bottom:1px solid #aabaac;font-size:15px}
.temple-study .question-panel-head>span:first-child{color:#174936;font-weight:700}
.temple-study .question-panel-head>span:last-child{color:#526358}
.temple-study .question-number{font-size:14px;font-weight:650;color:#836321}
.temple-study .rating legend{font-weight:650;line-height:1.8}
.temple-study .score-state{color:#526358}
.temple-study .score-state.is-answered{color:#174936;font-weight:700}
.temple-study .score-tick input{accent-color:#174936}
.temple-study .score-tick input:checked+span{font-weight:800;color:#174936}
.temple-study .scene-frame{border-radius:12px}
.temple-study .image-toolbar{padding:0 2px}
.temple-study .image-toolbar>span{color:#244b35;font-weight:700}
.temple-study .image-toolbar button{color:#174936}
.temple-study .batch-navigation{gap:10px}
.temple-study .batch-navigation button{font-size:14px;padding:10px 13px;min-height:46px;border-radius:8px}
.study-page :is(#exit-dialog){border-radius:14px;border-color:#acbeaa;background:#fff;color:#183e30;box-shadow:0 16px 60px #09241b22}
.study-page #exit-dialog h2{font-weight:700;color:#174936}
.study-page #exit-dialog::backdrop{background:#102b2080}
.study-page footer{font-size:13px;line-height:1.8;color:#53675a;gap:20px;flex-wrap:wrap;padding:16px 24px}
@media(min-width:901px){
 .temple-study.evaluating .study-header{height:64px;min-height:64px;padding:8px 3.5%}
 .temple-study.evaluating .study-emblem{width:38px;height:38px}
 .temple-study.evaluating .study-header>a{font-size:18px}
 .temple-study .rating{padding-top:16px;padding-bottom:16px}
 .temple-study .score-state{left:82px;right:82px;font-size:12px}
}
@media(max-width:1100px) and (min-width:851px){
 .av-study .trial-body{grid-template-columns:minmax(0,1fr) 330px;gap:22px}
 .av-study .rating-column{padding:20px 18px}
}
@media(max-width:900px){
 .study-page :is(.sheet,.intro){max-width:800px;padding:28px}
 .study-page .study-intro-head{margin:-29px -29px 24px;padding:28px;border-radius:16px 16px 0 0}
 .temple-study.evaluating .study-header{height:58px;min-height:58px;padding:8px 14px;gap:10px}
 .temple-study.evaluating .study-header>a{font-size:15px;gap:8px}
 .temple-study.evaluating .study-emblem{width:32px;height:32px}
 .temple-study.evaluating .study-header>button{font-size:13px;min-height:36px;padding:5px 10px}
 .temple-study.evaluating main{padding:18px 14px 48px}
 .temple-study .study-evaluation-head{padding:18px 18px 14px;margin-bottom:16px}
 .temple-study .evaluation-heading{gap:10px;margin-bottom:10px}
 .temple-study .evaluation-heading h1{font-size:23px}
 .temple-study .evaluation-heading>p{font-size:12px}
 .temple-study .scale-guide{font-size:12px}
 .temple-study #answer-form{padding:20px 18px 24px;margin-top:16px;scroll-margin-top:360px}
 /* Existing sticky header/image geometry remains 58px and 26svh. */
 .temple-study .image-panel{background:var(--paper)}
 .temple-study .rating{padding-left:0;padding-right:0}
}
@media(max-width:850px){
 .av-study .trial-body{grid-template-columns:1fr;gap:18px}
 .av-study .rating-column{padding:22px}
 .av-study .trial-heading>div{display:block}
 .av-study .trial-heading .eyebrow{margin-bottom:5px}
}
@media(max-width:600px){
 .study-page :is(.mast,.study-header){padding:12px 16px;gap:10px;min-height:66px}
 .study-page :is(.mark,.study-header>a){font-size:16px;gap:10px}
 .study-emblem{width:35px;height:35px}
 .av-study .mast{flex-wrap:wrap}
 .av-study .mast>span:nth-child(2){order:3;flex-basis:100%;padding:7px 0 0;margin:0;border-left:0;border-top:1px solid #54735a;font-size:13px}
 .av-study #demo{order:4;width:auto;flex-basis:100%;font-size:11px;margin:0}
 .study-page .study-header>span{display:none}
 .study-page :is(#exit-study,#exit){font-size:13px;min-height:36px;padding:6px 10px}
 .study-page main{padding:20px 14px 32px}
 .study-page :is(.sheet,.intro){margin:0 auto;padding:24px 20px;border-radius:12px}
 .study-page .study-intro-head{padding:25px 21px 23px;margin:-25px -21px 23px;border-radius:12px 12px 0 0}
 .study-page .study-intro-head h1{font-size:27px;line-height:1.55;margin-bottom:12px}
 .study-page .study-intro-head .eyebrow{font-size:14px}
 .study-page .study-intro-head :is(.lead,.muted){font-size:15px;line-height:1.9}
 .study-page .instructions{font-size:15px;line-height:1.95}
 .study-page .sound-check{padding:16px;font-size:14px}
 .study-page .check,.study-page .consent{font-size:14px;gap:10px}
 .study-page .form-grid{grid-template-columns:1fr;gap:19px;margin-top:23px}
 .study-page .hint,.study-page .muted{font-size:13px}
 .study-page :is(#to-info,#start-study,#start){width:100%;min-width:0}
 .study-page .compact{margin-top:16px;padding:30px 22px}
 .study-page .compact h1{font-size:28px}
 .av-study .trial-heading{padding:16px 18px;gap:10px;align-items:start}
 .av-study .trial-heading h1{font-size:20px}
 .av-study .trial-heading .eyebrow{font-size:12px}
 .av-study #basic-total{display:block;font-size:12px;line-height:1.6}
 .av-study #save-state{font-size:11px;max-width:95px;text-align:right}
 .av-study .rating-column{padding:22px 18px}
 .av-study .questions legend{font-size:16px}
 .av-study .choice{min-height:92px}
 .av-study .choice b{font-size:21px}
 .av-study .choice span{font-size:11px}
 .av-study .play-status{font-size:13px}
 .temple-study .instructions ol{padding-left:21px}
 .temple-study .study-evaluation-head{padding:16px}
 .temple-study .evaluation-heading h1{font-size:21px}
 .temple-study .evaluation-heading>p{font-size:11px}
 .temple-study #answer-form{padding:18px 16px 24px}
 .study-page footer{font-size:12px;gap:10px 18px;padding:16px}
}
@media(prefers-reduced-motion:reduce){.study-page *{scroll-behavior:auto!important;transition:none!important}}