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/* A: restrained observation terminal. */
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/* B: an airy research notebook. */
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/* C: quiet paper, precise accents only around the observation. */
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/* Comparison page */
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@media(max-width:660px){html{scroll-padding-top:35px}.site-shell,.theme-a .site-shell,.theme-b .site-shell,.theme-c .site-shell{padding:0 22px;border:0}.design-bar{padding:8px 16px;min-height:46px}.back-link{font-size:10px}.design-tabs a{padding:5px 12px}.brand{font-size:13px;gap:9px}.brand small{font-size:7px}.brand-mark{width:30px;height:30px}.site-header,.theme-a .site-header,.theme-c .site-header{min-height:81px;gap:12px}.site-nav,.theme-b .site-nav{gap:14px;font-size:10px}.site-nav a[href="#gallery"]{display:none}.page-intro,.theme-a .page-intro,.theme-c .page-intro{padding:34px 66px 28px 0}.page-intro>.eyebrow{font-size:8px;letter-spacing:.1em;gap:7px;margin-bottom:17px}.intro-line{width:15px}h1,.theme-a h1,.theme-b h1,.theme-c h1{font-size:28px;letter-spacing:.045em}.day-stamp,.theme-a .day-stamp,.theme-c .day-stamp{top:72px;gap:8px}.day-stamp strong,.theme-b .day-stamp strong{font-size:46px}.day-stamp small{font-size:11px;margin-left:4px}.day-stamp>span{font-size:9px}.day-stamp>span:last-child{display:none}.intro-text{margin-top:18px;font-size:10px;line-height:2}.intro-text br{display:none}.observation-grid,.theme-a .observation-grid,.theme-c .observation-grid{grid-template-columns:1fr;gap:31px}.subject-summary,.theme-a .subject-summary,.theme-c .subject-summary{flex-direction:row;align-items:center}.subject-summary h2,.theme-b .subject-summary h2{font-size:24px}.subject-metadata{padding:20px 0;margin-top:18px}.record-column,.theme-a .record-column{gap:27px}.theme-a .specimen-panel,.theme-c .specimen-panel{padding:15px}.theme-a .specimen-image-wrap,.theme-c .specimen-image-wrap{aspect-ratio:1.5}.action-text,.theme-a .action-text,.theme-c .action-text{font-size:20px}.theme-b .action-text{font-size:22px}.theme-a .experiment-panel{padding:21px}.theme-a .event-text,.event-text{font-size:14px}.theme-a .facts-panel{padding:20px}.facts-panel h2{font-size:14px}.fact-list li{font-size:12px}.specimen-figure figcaption{padding:13px;font-size:8px}.timeline-entry,.theme-a .timeline-entry,.theme-c .timeline-entry{grid-template-columns:82px minmax(0,1fr);gap:10px 15px;padding:23px 0}.theme-c .timeline-entry.is-latest{padding-inline:12px}.log-date{grid-column:1;grid-row:1 / 3;font-size:9px}.log-date span{font-size:15px}.log-kind{grid-column:2;grid-row:1;font-size:9px;padding:4px 8px}.log-copy{grid-column:2;grid-row:2}.log-copy h3{font-size:14px}.log-copy p{font-size:11px;line-height:1.95}.log-image{grid-column:2;width:128px;margin-top:4px}.log-no-image{display:none}.history-section,.theme-a .history-section,.theme-b .history-section,.theme-c .history-section{margin-top:52px}.section-heading{gap:12px;margin-bottom:20px;align-items:center}.section-heading h2,.theme-a .section-heading h2,.theme-c .section-heading h2{font-size:22px}.section-heading .eyebrow{font-size:8px}.history-tools{gap:9px;align-items:end;flex-direction:column;font-size:10px}.history-tools .subtle{font-size:9px}.history-tools button{padding:4px}.gallery-section,.theme-a .gallery-section,.theme-c .gallery-section{margin-top:47px}.gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.gallery-subtitle{display:none}.gallery-empty{min-height:100px}.gallery-card figcaption{flex-direction:column;align-items:start;gap:5px;font-size:11px}.quiet-note{font-size:10px}.purpose-section,.theme-a .purpose-section,.theme-c .purpose-section{grid-template-columns:1fr;gap:24px;margin-top:50px;padding-top:32px;padding-bottom:35px}.purpose-section h2,.theme-b .purpose-section h2,.theme-a .purpose-section h2{font-size:25px}.purpose-copy{font-size:11px}.purpose-copy .principle{font-size:15px}.site-footer{padding:25px 0}.site-footer p{font-size:9px}.footer-brand{font-size:11px}.compare-shell{padding:22px 20px 38px}.compare-header{padding-bottom:22px}.compare-header .brand{font-size:13px}.compare-phase{font-size:8px}.compare-intro{padding:28px 0}.compare-intro h1{font-size:28px}.compare-intro p:not(.eyebrow){font-size:11px;margin-top:16px}.compare-cards{grid-template-columns:1fr;gap:25px}.preview-viewport{aspect-ratio:1.2}.design-card-copy{padding:21px}.design-card h2{font-size:18px}.design-card-copy>p{min-height:0}.design-letter{font-size:28px}.design-traits span{font-size:9px;padding:5px 8px}.design-traits{margin-bottom:20px}.compare-notes{grid-template-columns:1fr;gap:23px;margin-top:30px}.compare-footer{margin-top:26px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

.not-started.theme-c .event-result{background:var(--soft);color:var(--ink);border-left-color:var(--line)}.not-started.theme-c .event-result .mono,.not-started.theme-c .elapsed-time,.not-started.theme-c .change-caption{color:var(--muted)}.not-started.theme-c .event-result:after{display:none}

.design-page[data-mode="viewer"] .page-intro{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:42px;align-items:start;min-height:150px;padding-right:0}
.design-page[data-mode="viewer"] .intro-description{font-size:15px;line-height:2;letter-spacing:.025em;color:var(--ink)}
.design-page[data-mode="viewer"] .intro-copy{max-width:820px}
.design-page[data-mode="viewer"] .intro-detail{margin-top:10px;font-size:12px;line-height:2;color:var(--muted)}
.design-page[data-mode="viewer"] .purpose-section{display:block}
.design-page[data-mode="viewer"] .purpose-left{max-width:650px}
.design-page[data-mode="viewer"] .purpose-left .purpose-copy{margin-top:17px}

/* C viewer: a quiet measured accent for the latest researcher action. */
.action-entry{display:grid;grid-template-columns:40px minmax(0,1fr);gap:14px;align-items:start;margin:12px 0 20px}.action-mark{width:40px;height:40px;margin-top:2px;object-fit:contain}.action-entry .action-text{margin:0}
.theme-c .action-text{position:static;padding:0;background:transparent;border:0}.theme-c .action-text:after{display:none}
.subject-summary-meta{display:flex;flex-direction:column;align-items:flex-end;gap:9px}
.subject-observation-time{display:flex;align-items:baseline;gap:10px;color:var(--muted);white-space:nowrap}
.subject-observation-time>span{font-size:12px;letter-spacing:.04em}
.subject-observation-time .mono{font-size:12px;color:var(--ink)}
.subject-data-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin-top:20px;background:var(--line);border:1px solid var(--line)}
.subject-data-grid .subject-metadata,.subject-data-grid .measurement-grid{display:contents;margin:0;padding:0;border:0}
.subject-data-grid .subject-metadata>div,.subject-data-grid .measurement-grid>div{min-width:0;padding:13px;background:var(--surface);border:0}
.subject-data-grid dt{margin:0 0 6px;font-size:12px;line-height:1.4;color:var(--muted)}
.subject-data-grid dd{font-family:var(--mono);font-size:16px;line-height:1.6;letter-spacing:.02em;color:var(--ink);white-space:normal;overflow-wrap:anywhere}
.subject-description{margin:0;font-size:16px;line-height:1.9;letter-spacing:.02em;overflow-wrap:anywhere;color:var(--ink)}
.subject-data-grid dd small{font-size:12px;color:var(--muted)}
.action-researcher{margin-top:11px;font-family:var(--mono);font-size:11px;line-height:1.6;letter-spacing:.035em;color:var(--muted)}
.scheduled-times{margin-top:18px;border-top:1px solid var(--line)}
.scheduled-times[hidden],.scheduled-times .next-action[hidden]{display:none!important}
.scheduled-times .next-action{padding:13px 0;border-bottom:1px solid var(--line)}
.next-action strong{font-size:14px;white-space:nowrap}.research-status-panel{justify-self:end;width:270px;padding-left:22px;border-left:1px solid var(--line)}.research-status-panel .day-stamp{position:static;right:auto;top:auto}.visit-count{margin-top:18px;padding-top:15px;border-top:1px solid var(--line);text-align:right;font-family:var(--mono);font-size:12px;font-variant-numeric:tabular-nums;letter-spacing:.025em;color:var(--muted)}.visit-count p{display:flex;justify-content:space-between;gap:10px;line-height:1.75;white-space:nowrap}.visit-count strong{flex:none;font-size:13px;font-weight:500;color:var(--ink)}.visit-count .visit-total{display:block;margin-top:3px;font-size:11px}
.log-copy .log-researcher{margin-bottom:5px;font-family:var(--mono);font-size:10px;line-height:1.6;letter-spacing:.03em;color:#52685a}
.log-copy{min-width:0}
.log-state-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,128px),1fr));gap:7px;margin-top:11px}
.log-state-grid>div{min-width:0;padding:7px 9px;background:rgba(250,251,247,.68);border:1px solid var(--line)}
.log-state-grid dt{margin:0 0 3px;font-size:9px;line-height:1.5;color:var(--muted);white-space:normal;overflow-wrap:anywhere}
.log-state-grid dd{font-family:var(--mono);font-size:11px;line-height:1.6;letter-spacing:.02em;color:var(--ink);white-space:normal;overflow-wrap:anywhere}
.experiment-countdowns{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:1px;margin-top:18px;background:var(--line);border:1px solid var(--line)}
.countdown-card{display:flex;min-width:0;overflow:hidden;flex-direction:column;gap:5px;padding:14px 15px;background:var(--surface)}
.countdown-card>span{font-size:14px;line-height:1.5;letter-spacing:.04em;color:var(--muted)}
.countdown-value{max-width:100%;font-family:var(--mono);font-size:28px;font-weight:500;line-height:1.2;letter-spacing:.01em;font-variant-numeric:tabular-nums;color:var(--ink);white-space:nowrap}
.countdown-card small{font-size:10px;line-height:1.5;color:var(--muted)}
.countdown-card.is-ready{background:#e5ebe1}
.countdown-card.is-ready .countdown-value{color:#42644b}
.experiment-launch{display:flex;margin-top:22px}
.experiment-launch button{width:80%;min-height:72px;margin-inline:auto;padding:17px 30px 15px;border:1px solid #244332;border-bottom-width:4px;border-radius:4px;background:linear-gradient(180deg,#4f7f64 0%,#35664d 100%);color:#fff;font-size:22px;font-weight:700;letter-spacing:.07em;text-shadow:0 1px 1px rgba(0,0,0,.22);box-shadow:0 7px 0 #254a37,0 14px 28px rgba(38,61,52,.24);transition:background .18s ease,transform .12s ease,box-shadow .12s ease}
.experiment-launch button:hover:not(:disabled){background:linear-gradient(180deg,#5a8b6f 0%,#396d52 100%);transform:translateY(-2px);box-shadow:0 9px 0 #254a37,0 17px 30px rgba(38,61,52,.28)}
.experiment-launch button:active:not(:disabled){transform:translateY(5px);box-shadow:0 2px 0 #254a37,0 8px 16px rgba(38,61,52,.22)}
.experiment-launch button:disabled{cursor:not-allowed;border-color:#b4bcb3;border-bottom-color:#aab2aa;background:linear-gradient(180deg,#edf0eb 0%,#dce1da 100%);color:#747e76;text-shadow:0 1px 0 #fff;box-shadow:0 6px 0 #c1c7c0,0 11px 20px rgba(50,61,53,.12);transform:none}
.experiment-launch button[hidden]{display:none!important}
.experiment-dialog{width:min(620px,calc(100vw - 32px));max-height:min(760px,calc(100vh - 32px));margin:auto;padding:0;border:1px solid #aab5ab;border-radius:0;background:var(--paper);color:var(--ink);box-shadow:0 24px 70px rgba(27,38,31,.24);overflow:auto}
.experiment-dialog::backdrop{background:rgba(25,34,28,.55);backdrop-filter:blur(2px)}
.dialog-shell{padding:25px 26px 27px}
.dialog-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:22px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.dialog-heading h2{margin-top:3px;font-family:var(--serif);font-size:23px;font-weight:500;letter-spacing:.06em}
.dialog-heading>button{flex:none;padding:6px 2px;border-bottom:1px solid var(--muted);font-size:10px;letter-spacing:.08em;color:var(--muted)}
.dialog-heading>button:hover{color:var(--ink);border-color:var(--ink)}
body.dialog-open{overflow:hidden}
.experiment-form{margin-top:20px;padding-top:19px;border-top:1px solid var(--line)}
.experiment-dialog .experiment-form{margin-top:0;padding-top:20px;border-top:0}
.researcher-identity{display:grid;grid-template-columns:auto 1fr;align-items:baseline;gap:5px 12px;margin:0 0 18px;padding:12px 13px;background:var(--soft);font-size:12px;color:var(--muted)}
.researcher-identity strong{font-family:var(--mono);font-size:14px;font-weight:600;letter-spacing:.08em;color:var(--ink);text-align:right}
.researcher-identity small{grid-column:1 / -1;font-size:10px;line-height:1.6}
.form-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:8px}
.form-heading label{font-size:15px;font-weight:600;letter-spacing:.015em}
.form-heading>span{font-family:var(--mono);font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums}
.form-heading b{font-weight:500;color:var(--ink)}
.form-guidance{margin:0 0 11px;font-size:12px;line-height:1.8;color:var(--muted)}
.experiment-form textarea{display:block;width:100%;min-height:104px;resize:vertical;padding:13px 14px;border:1px solid var(--line-strong);border-radius:0;background:var(--surface);color:var(--ink);font:inherit;font-size:16px;line-height:1.7;box-shadow:none}
.experiment-form textarea::placeholder{color:#999f98}
.experiment-form textarea:focus{outline:2px solid #78917e;outline-offset:2px;border-color:#617968}
.experiment-form textarea:disabled{cursor:not-allowed;background:var(--soft);color:var(--muted)}
.form-actions{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:11px}
.registration-status{margin:0;max-width:340px;font-size:11px;line-height:1.65;color:var(--muted)}
.registration-status[data-state="error"]{color:#9a433b}
.registration-confirmation{position:fixed;inset:0;width:min(560px,calc(100vw - 48px));max-height:calc(100dvh - 48px);margin:auto;overflow:auto;padding:30px 24px 32px;border:1px solid #6c8e78;border-radius:0;background:#294f3b;color:#fff;text-align:center;box-shadow:0 18px 48px rgba(10,26,17,.35)}
.registration-confirmation::backdrop{background:rgba(21,34,27,.46);backdrop-filter:blur(2px)}
body.confirmation-open{overflow:hidden}
.registration-confirmation-message{margin:0;font-family:"Confirmation Mincho","Noto Serif JP","Yu Mincho",YuMincho,"Hiragino Mincho ProN","MS PMincho",serif;font-size:18px;font-weight:500;line-height:1.85;color:#fff;white-space:pre-line;overflow-wrap:anywhere}
.registration-confirmation-note{margin:14px 0 0;font-size:14px;line-height:1.8;color:#e7f0e5;overflow-wrap:anywhere}
.registration-confirmation-close{min-height:44px;margin-top:24px;padding:9px 28px;border:1px solid #b9cdbf;border-radius:0;background:transparent;color:#fff;font:inherit;font-size:14px;line-height:1.5;cursor:pointer}
.registration-confirmation-close:hover{background:rgba(255,255,255,.1)}
.registration-confirmation-close:focus-visible{outline:2px solid #fff;outline-offset:4px}
@media(max-width:480px){.registration-confirmation{width:calc(100vw - 32px);max-height:calc(100dvh - 32px);padding:26px 18px}.registration-confirmation-message{font-size:16px}}
.form-actions button{flex:none;min-height:43px;padding:9px 18px;border:1px solid #526c59;border-radius:0;background:#5d7864;color:#fff;font:inherit;font-size:13px;font-weight:600;letter-spacing:.035em;cursor:pointer}
.form-actions button:hover:not(:disabled){background:#4e6855}
.form-actions button:focus-visible{outline:2px solid #78917e;outline-offset:3px}
.form-actions button:disabled{cursor:not-allowed;border-color:var(--line);background:var(--soft);color:var(--muted)}
@media(max-width:660px){.scheduled-times .next-action{align-items:flex-start;flex-direction:column;gap:5px}.experiment-countdowns{grid-template-columns:1fr}.countdown-value{font-size:25px}.experiment-launch button{width:80%}.experiment-dialog{width:calc(100vw - 24px);max-height:calc(100vh - 24px)}.dialog-shell{padding:20px 18px 22px}.dialog-heading h2{font-size:21px}.form-actions{align-items:stretch;flex-direction:column}.form-actions button{width:100%}.registration-status{max-width:none}}
@media(max-width:660px){.design-page[data-mode="viewer"] .page-intro{min-height:132px;align-items:flex-start}.design-page[data-mode="viewer"] .intro-description{font-size:14px;line-height:1.9}.design-page[data-mode="viewer"] .intro-detail{font-size:12px;line-height:1.9}}
/* Viewer readability */
.design-page[data-mode="viewer"] .eyebrow{font-size:12px}
.design-page[data-mode="viewer"] .brand small{font-size:11px}
.design-page[data-mode="viewer"] .site-nav{font-size:13px}
.design-page[data-mode="viewer"] .intro-description{font-size:16px}
.design-page[data-mode="viewer"] .intro-detail{font-size:14px}
.design-page[data-mode="viewer"] .day-stamp>span{font-size:12px}
.design-page[data-mode="viewer"] .load-status,.design-page[data-mode="viewer"] .load-status[data-status="ok"]{font-size:12px}
.design-page[data-mode="viewer"] .specimen-figure figcaption{font-size:11px}
.design-page[data-mode="viewer"] .outline-tag{font-size:12px}
.design-page[data-mode="viewer"] dt{font-size:12px}
.design-page[data-mode="viewer"] .experiment-panel h2,.design-page[data-mode="viewer"] .facts-panel h2{font-size:15px}
.design-page[data-mode="viewer"] .result-cap h3{font-size:13px}
.design-page[data-mode="viewer"] .result-cap .mono{font-size:12px}
.design-page[data-mode="viewer"] .elapsed-time{font-size:13px}
.design-page[data-mode="viewer"] .change-caption{font-size:12px}
.design-page[data-mode="viewer"] .next-action{font-size:12px}
.design-page[data-mode="viewer"] .fact-list li{font-size:14px}
.design-page[data-mode="viewer"] .quiet-note{font-size:12px}
.design-page[data-mode="viewer"] .history-tools{font-size:12px}
.design-page[data-mode="viewer"] .history-tools .subtle{font-size:12px}
.design-page[data-mode="viewer"] .log-date{font-size:12px}
.design-page[data-mode="viewer"] .log-kind{font-size:12px}
.design-page[data-mode="viewer"] .log-copy p{font-size:14px}
.design-page[data-mode="viewer"] .log-copy .log-researcher{font-size:12px}
.design-page[data-mode="viewer"] .log-state-grid dt{font-size:11px}
.design-page[data-mode="viewer"] .log-state-grid dd{font-size:12px}
.design-page[data-mode="viewer"] .gallery-card figcaption,.design-page[data-mode="viewer"] .gallery-card time{font-size:12px}
.design-page[data-mode="viewer"] .gallery-empty{font-size:13px}

/* Appearance archive: newest first, older records continue horizontally. */
.gallery-slider{display:grid;grid-template-columns:44px minmax(0,1fr) 44px;gap:14px;min-width:0}
.gallery{display:grid;min-width:0;grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:min(100%,330px);gap:24px;overflow-x:auto;overflow-y:hidden;padding:0 0 16px;scroll-snap-type:x proximity;overscroll-behavior-inline:contain;scrollbar-color:var(--accent) var(--line);scrollbar-width:thin}
.gallery-card,.gallery-empty{scroll-snap-align:start}
.gallery-arrow{display:flex;align-items:center;justify-content:center;min-width:0;min-height:44px;margin-bottom:16px;padding:0;border:1px solid var(--accent);border-radius:4px;background:var(--surface);color:var(--accent)}
.gallery-arrow svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.gallery-arrow:hover:not(:disabled){background:var(--soft)}
.gallery-arrow:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.gallery-arrow:disabled{border-color:var(--line);color:var(--muted);opacity:.5;cursor:default}
.gallery-empty{width:auto;min-height:0;aspect-ratio:3/2}
@media(max-width:660px){.gallery-slider{gap:8px}.gallery{grid-template-columns:none;grid-auto-columns:100%;gap:16px;padding-bottom:13px}.gallery-arrow{margin-bottom:13px}}
.design-page[data-mode="viewer"] .purpose-copy{font-size:14px}
.design-page[data-mode="viewer"] .experiment-panel{border:0;padding:0}
.design-page[data-mode="viewer"] .experiment-block{padding:22px 23px;background:var(--surface);border:1px solid var(--line)}
.design-page[data-mode="viewer"] .experiment-block>.section-cap{margin-bottom:17px}
.design-page[data-mode="viewer"] .experiment-title-row,.design-page[data-mode="viewer"] .result-cap{display:flex;align-items:baseline;justify-content:space-between;gap:16px}
.design-page[data-mode="viewer"] .experiment-title-row h2,.design-page[data-mode="viewer"] .result-cap h2,.design-page[data-mode="viewer"] .subject-description-heading{margin:0;font-family:inherit;font-size:17px;font-weight:500;line-height:1.5;letter-spacing:.04em}
.design-page[data-mode="viewer"] .experiment-title-row .mono,.design-page[data-mode="viewer"] .result-cap .mono{flex:none;margin-left:0;font-size:12px;line-height:1.5;color:var(--muted)}
.design-page[data-mode="viewer"] .experiment-block .action-text{margin-bottom:0}
.design-page[data-mode="viewer"] .facts-panel{margin-top:10px}
.design-page[data-mode="viewer"] .event-result{position:static;margin-top:22px;padding:20px 0 0;border:0;border-top:1px solid var(--line);background:transparent;color:var(--ink)}
.design-page[data-mode="viewer"] .event-result:after{display:none}
.design-page[data-mode="viewer"] .event-result .mono,.design-page[data-mode="viewer"] .event-result .change-caption{color:var(--muted)}
.design-page[data-mode="viewer"] .event-result .event-text,.design-page[data-mode="viewer"] .event-result .subject-description{margin-top:13px}
@media(max-width:660px){.design-page[data-mode="viewer"] .experiment-block{padding:19px 18px}.design-page[data-mode="viewer"] .experiment-title-row,.design-page[data-mode="viewer"] .result-cap{align-items:flex-start}.design-page[data-mode="viewer"] .experiment-title-row h2,.design-page[data-mode="viewer"] .result-cap h2,.design-page[data-mode="viewer"] .subject-description-heading{font-size:18px}.design-page[data-mode="viewer"] .event-result{margin-top:18px;padding-top:18px}}
.design-page[data-mode="viewer"] .footer-brand{font-size:14px}
.footer-brand{align-items:flex-start;flex-wrap:wrap;gap:16px}
.footer-identifiers{margin-left:auto;text-align:right;white-space:nowrap}
.design-page[data-mode="viewer"] .footer-brand span,.design-page[data-mode="viewer"] .site-footer p{font-size:12px}
.design-page[data-mode="viewer"] .subject-data-grid dt{font-size:12px}
.design-page[data-mode="viewer"] .subject-data-grid dd{font-size:16px}
.design-page[data-mode="viewer"] .subject-data-grid dd small{font-size:12px}
.design-page[data-mode="viewer"] .action-researcher{font-size:13px}
.design-page[data-mode="viewer"] .visit-count{font-size:13px}
.design-page[data-mode="viewer"] .countdown-card small{font-size:12px}
.design-page[data-mode="viewer"] .dialog-heading>button{font-size:12px}
.design-page[data-mode="viewer"] .researcher-identity{font-size:14px}
.design-page[data-mode="viewer"] .researcher-identity small{font-size:12px}
.design-page[data-mode="viewer"] .form-heading>span{font-size:12px}
.design-page[data-mode="viewer"] .form-guidance{font-size:14px}
.design-page[data-mode="viewer"] .registration-status{font-size:13px}
@media(max-width:660px){.design-page[data-mode="viewer"] .page-intro{grid-template-columns:1fr;gap:24px;min-height:0;padding:34px 0 28px}.design-page[data-mode="viewer"] .research-status-panel{display:grid;grid-template-columns:96px minmax(0,1fr);gap:20px;width:100%;padding:18px 0 0;border-top:1px solid var(--line);border-left:0}.design-page[data-mode="viewer"] .research-status-panel .day-stamp{align-items:flex-start;text-align:left}.design-page[data-mode="viewer"] .research-status-panel .discovery-age{justify-content:flex-start}.design-page[data-mode="viewer"] .research-status-panel .day-stamp strong{font-size:46px}.design-page[data-mode="viewer"] .visit-count{margin-top:0;padding-top:0;border-top:0}.experiment-launch button{min-height:68px;padding:16px 22px 14px;font-size:20px}}
@media(max-width:660px){.action-entry{grid-template-columns:36px minmax(0,1fr);gap:12px}.action-mark{width:36px;height:36px;margin-top:3px}}
.design-page[data-mode="viewer"] .form-actions button{font-size:14px}
.design-page[data-mode="viewer"] .research-status-panel .day-stamp{align-items:center;text-align:center}.design-page[data-mode="viewer"] .day-stamp #discovery-date{font-family:var(--mono);font-size:15px}.design-page[data-mode="viewer"] .day-stamp .discovery-age{display:flex;align-items:baseline;justify-content:center;gap:10px;white-space:nowrap}.design-page[data-mode="viewer"] .day-stamp .day-label{font-size:16px;line-height:1.35;font-weight:500;color:var(--ink)}.design-page[data-mode="viewer"] .day-stamp small{font-size:18px;margin-left:8px}.design-page[data-mode="viewer"] .visit-count .visit-total{font-size:14px}
@media(max-width:660px){.design-page[data-mode="viewer"] .research-status-panel .day-stamp{align-items:center;text-align:center}.design-page[data-mode="viewer"] .research-status-panel .discovery-age{justify-content:center}.design-page[data-mode="viewer"] .day-stamp #discovery-date{display:block;font-size:14px}.design-page[data-mode="viewer"] .day-stamp .day-label{font-size:15px}.design-page[data-mode="viewer"] .day-stamp small{font-size:14px;margin-left:5px}.design-page[data-mode="viewer"] .visit-count .visit-total{font-size:13px}}
.how-to-section{display:grid;grid-template-columns:minmax(180px,.7fr) minmax(0,1.5fr);gap:70px;margin-top:76px;padding:42px 0 48px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.how-to-heading h2{margin-top:9px;font-size:24px;font-weight:500;letter-spacing:.07em}
/* The mobile disclosure contains every header control. Without JS, keep them visible. */
.header-menu-toggle{display:none}
.header-actions[hidden]{display:none!important}
@media(max-width:850px){
  .design-page[data-mode="viewer"] .site-header{flex-wrap:wrap;gap:16px;padding:20px 0 12px}
  .design-page[data-mode="viewer"] .site-header.menu-ready{justify-content:space-between;min-height:88px}
  .design-page[data-mode="viewer"] .site-header.menu-ready .brand{flex:1;min-width:0;white-space:normal;overflow-wrap:anywhere}
  .site-header.menu-ready .brand-mark{flex-shrink:0}
  .site-header.menu-ready .brand>span:last-child{min-width:0}
  .site-header.menu-ready .header-menu-toggle{display:grid;place-items:center;flex:0 0 44px;width:44px;height:44px;padding:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink)}
  .header-menu-toggle span,.header-menu-toggle span:before,.header-menu-toggle span:after{display:block;width:20px;height:1px;background:currentColor}
  .header-menu-toggle span{position:relative}
  .header-menu-toggle span:before,.header-menu-toggle span:after{content:"";position:absolute;left:0}
  .header-menu-toggle span:before{top:-6px}
  .header-menu-toggle span:after{top:6px}
  .header-menu-toggle[aria-expanded="true"] span{background:transparent}
  .header-menu-toggle[aria-expanded="true"] span:before{top:0;transform:rotate(45deg)}
  .header-menu-toggle[aria-expanded="true"] span:after{top:0;transform:rotate(-45deg)}
  .design-page[data-mode="viewer"] .header-actions{flex-basis:100%;padding-top:12px;border-top:1px solid var(--line)}
  .design-page[data-mode="viewer"] .site-nav{display:grid;grid-template-columns:minmax(0,1fr);gap:6px;width:100%;font-size:14px}
  .design-page[data-mode="viewer"] .site-nav :is(a,button){display:flex;align-items:center;justify-content:flex-start;min-width:0;min-height:44px;padding:10px 14px;text-align:start;line-height:1.5;overflow-wrap:anywhere;border:1px solid var(--line);background:var(--surface)}
  .design-page[data-mode="viewer"] .language-control{padding:8px 0;flex-wrap:wrap}
}
.how-to-list{display:grid;gap:0;margin:0;padding:0;list-style:none}
.how-to-list li{position:relative;padding:14px 0 14px 24px;border-bottom:1px solid var(--line);font-size:16px;line-height:1.9;letter-spacing:.02em;color:var(--ink)}
.how-to-list li:first-child{padding-top:0}.how-to-list li:last-child{padding-bottom:0;border-bottom:0}
.how-to-list li:before{content:"・";position:absolute;left:0;color:var(--accent);font-weight:700}
.count-guide{grid-column:2;min-width:0;padding-top:28px;border-top:1px solid var(--line)}
.count-guide h3{margin:0 0 18px;font-size:18px;line-height:1.6;font-weight:500;color:var(--ink)}
.count-guide dl{display:grid;gap:18px}
.count-guide dl>div{display:grid;grid-template-columns:6.5em minmax(0,1fr);gap:18px;font-size:16px;line-height:1.9}
.count-guide dt{font-weight:500;color:var(--ink)}
.count-guide dd{min-width:0;color:var(--muted);overflow-wrap:anywhere}
.count-guide-note{margin-top:22px;font-size:14px;line-height:1.9;color:var(--muted)}
@media(max-width:660px){.count-guide{grid-column:1;padding-top:24px}.count-guide dl>div{grid-template-columns:1fr;gap:3px}}
@media(max-width:660px){.how-to-section{grid-template-columns:1fr;gap:24px;margin-top:50px;padding:34px 0 38px}.how-to-heading h2{font-size:22px}.how-to-list li{padding-left:21px;font-size:15px}.visit-count p{font-size:12px;letter-spacing:0}}
/* A compact day stamp beside two clearly grouped, aligned participation totals. */
.design-page[data-mode="viewer"] .page-intro{grid-template-columns:minmax(0,1fr) auto;gap:32px}
.design-page[data-mode="viewer"] .research-status-panel{display:grid;grid-template-columns:max-content minmax(0,1fr);align-items:center;gap:24px;width:auto;max-width:100%;padding-left:0;border-left:0}
.design-page[data-mode="viewer"] .research-status-panel .day-stamp{min-width:0;gap:12px;align-self:stretch;justify-content:center;padding-left:24px;border-left:1px solid var(--line)}
.design-page[data-mode="viewer"] .research-status-panel .day-stamp strong{font-size:3.7rem}
.design-page[data-mode="viewer"] .visit-count{width:210px;min-width:0;max-width:100%;margin:0;padding:0 0 0 24px;border-top:0;border-left:1px solid var(--line);text-align:left;font-family:inherit;font-size:1rem;letter-spacing:0}
.design-page[data-mode="viewer"] .visit-count p{display:grid;grid-template-columns:minmax(0,1fr) max-content;align-items:baseline;gap:12px;font-size:1rem;line-height:1.6;white-space:normal;color:var(--ink)}
.design-page[data-mode="viewer"] .visit-count p>span:first-child{min-width:0;overflow-wrap:anywhere}
.design-page[data-mode="viewer"] .visit-count p>:last-child{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.design-page[data-mode="viewer"] .visit-count strong{font-size:1.28rem;font-weight:600}
.design-page[data-mode="viewer"] .visit-count .visit-total{display:grid;margin-top:3px;font-size:1rem;color:var(--muted)}
.design-page[data-mode="viewer"] .visit-count .visit-group-start{margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
@media(max-width:1100px){.design-page[data-mode="viewer"] .page-intro{grid-template-columns:1fr;gap:24px;padding-right:0}.design-page[data-mode="viewer"] .research-status-panel{justify-self:end;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);width:100%;max-width:520px;padding:22px 0 0;border-top:1px solid var(--line)}.design-page[data-mode="viewer"] .visit-count{justify-self:stretch;width:auto}}
@media(max-width:480px){.design-page[data-mode="viewer"] .research-status-panel{gap:14px}.design-page[data-mode="viewer"] .research-status-panel .day-stamp{padding-left:14px}.design-page[data-mode="viewer"] .research-status-panel .day-stamp strong{font-size:2.4rem}.design-page[data-mode="viewer"] .day-stamp .discovery-age{gap:3px}.design-page[data-mode="viewer"] .day-stamp .day-label{font-size:1rem}.design-page[data-mode="viewer"] .day-stamp small{margin-left:3px;font-size:1rem}.design-page[data-mode="viewer"] .visit-count{padding-left:14px}.design-page[data-mode="viewer"] .visit-count p{gap:6px}.design-page[data-mode="viewer"] .visit-count strong{font-size:1.15rem}}
@media(max-width:660px){.timeline-entry,.theme-a .timeline-entry,.theme-c .timeline-entry{grid-template-columns:minmax(0,1fr) auto;gap:12px 14px}.log-date{grid-column:1;grid-row:1;font-size:10px}.log-date span{font-size:16px}.log-kind{grid-column:2;grid-row:1;align-self:start}.log-copy{grid-column:1 / -1;grid-row:2}.log-image{grid-column:1 / -1;grid-row:3;width:min(192px,100%);margin-top:5px}.log-state-grid{gap:8px}.log-state-grid dd{white-space:normal;overflow-wrap:anywhere}}

/* Keep current specifications readable when their panel is narrow. */
.specimen-panel{min-width:0;container-type:inline-size}
@container(max-width:420px){.subject-data-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.subject-summary,.theme-c .subject-summary{flex-wrap:wrap}.subject-summary-meta{align-items:flex-start}.subject-observation-time{flex-wrap:wrap;white-space:normal}}
@container(max-width:240px){.subject-data-grid{grid-template-columns:minmax(0,1fr)}}

.history-pagination{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;margin-top:24px;font-size:14px;color:var(--muted)}
.history-pagination[hidden]{display:none}
.history-pagination button{min-height:44px;min-width:76px;padding:10px 18px;border:1px solid var(--line);border-radius:4px;background:var(--surface);color:var(--ink)}
.history-pagination button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}
.history-pagination button:disabled{opacity:.4;cursor:default}
#history-heading{scroll-margin-top:90px}
.header-actions{min-width:0}
.researcher-name-dialog{width:min(520px,calc(100vw - 32px))}
.researcher-name-form{padding-top:20px}
.researcher-name-form>label,.experiment-name-field>label{display:block;margin-bottom:8px;font-size:15px;font-weight:600}
.researcher-name-form input,.experiment-name-field input{box-sizing:border-box;display:block;width:100%;min-width:0;min-height:48px;padding:12px;border:1px solid var(--line);border-radius:0;background:var(--surface);color:var(--ink);font:inherit;font-size:16px}
.researcher-name-form input:focus-visible,.experiment-name-field input:focus-visible{outline:2px solid #526c59;outline-offset:2px}
.experiment-name-field{margin-bottom:24px;min-width:0}
.experiment-name-field .form-guidance{margin-top:8px}
.researcher-name-form .form-actions{align-items:flex-start}
.researcher-name-form .registration-status{overflow-wrap:anywhere}
body.name-dialog-open{overflow:hidden}
.name-saved-notice{position:fixed;z-index:20;right:24px;bottom:24px;max-width:min(420px,calc(100vw - 32px));margin:0;padding:14px 20px;background:#294938;color:#fff;font-size:14px;line-height:1.7;box-shadow:0 8px 28px #0002;overflow-wrap:anywhere}
.action-researcher,.log-researcher,.footer-identifiers,.researcher-identity strong{overflow-wrap:anywhere}
.researcher-identity{grid-template-columns:auto minmax(0,1fr)}
.legacy-identity-transfer{margin:-6px 0 22px;padding:14px;border:1px solid var(--line);background:var(--soft)}
.legacy-identity-transfer[hidden]{display:none}
.legacy-identity-transfer p{margin:0 0 10px;font-size:13px;line-height:1.7;color:var(--muted)}
.legacy-identity-transfer button{min-height:44px;padding:9px 14px;border:1px solid var(--accent);background:var(--surface);color:var(--accent);font:inherit;font-size:14px}
.legacy-identity-transfer button:hover{background:var(--accent);color:#fff}
@media(max-width:850px){.header-actions{width:100%}}
@media(max-width:480px){.researcher-name-dialog{width:calc(100vw - 24px)}.name-saved-notice{right:16px;bottom:16px}}

/* Language selection and original-text access use the existing quiet controls. */
.language-control{display:flex;align-items:center;gap:.6rem;justify-content:flex-end;font-size:.78rem;color:var(--muted);margin-top:.8rem;min-width:0}
.language-control select{font:inherit;color:inherit;background:var(--paper,#f5f5ef);border:1px solid var(--line,#d8ddd5);padding:.5rem .7rem;max-width:100%;border-radius:0}
.translation-note{display:block;font-family:inherit;font-size:.72rem;line-height:1.6;color:var(--muted,#6d7870);margin-top:.45rem;font-weight:400}
.translation-toggle{font:inherit;color:inherit;border:0;background:none;padding:0;text-decoration:underline;text-underline-offset:3px;cursor:pointer}
.translation-original{display:block;margin-top:.7rem;padding-top:.7rem;border-top:1px solid var(--line,#d8ddd5);font-weight:400}

.identity-bridge-page{display:grid;min-height:100vh;place-items:center;margin:0;padding:24px;background:var(--paper);color:var(--ink)}
.identity-bridge-card{box-sizing:border-box;width:min(480px,100%);padding:32px;border:1px solid var(--line);background:var(--surface)}
.identity-bridge-card h1{margin:6px 0 18px;font-size:24px;line-height:1.45}
.identity-bridge-card p:last-child{margin:0;line-height:1.8}
.translation-original[hidden]{display:none}
.timezone-note{text-align:right;color:var(--muted,#6d7870);font-size:.72rem;margin:0 0 1rem}
:lang(en) .site-nav{flex-wrap:wrap;justify-content:flex-end}
:lang(en) .countdown-card>span{line-height:1.4;min-height:2.8em}
:lang(en) .brand{font-size:1rem}
.site-nav a,.site-nav button{overflow-wrap:anywhere}
@media(max-width:700px){.language-control{justify-content:flex-end}.site-nav a,.site-nav button{white-space:normal}.translation-note{font-size:.7rem}}