@import url('/publication.css');
:root{--ink:#263f35;--green:#315b4d;--muted:#65736b;--paper:#f7f6ef;--line:#dce1d4;--gold:#c68b38}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 system-ui,-apple-system,"Noto Sans JP",sans-serif}a{color:var(--green);text-underline-offset:4px}button,input,select{font:inherit}button,select{cursor:pointer}button{border:1px solid var(--line);border-radius:8px;background:white;color:var(--ink);padding:9px 16px;min-height:44px}button:hover{border-color:var(--green)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #b37829;outline-offset:3px}header{max-width:1320px;margin:auto;padding:22px 36px;display:flex;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.brand{font-weight:800;text-decoration:none;font-size:23px}nav{display:flex;gap:24px;align-items:center;flex-wrap:wrap;font-size:13px}nav a{text-decoration:none}nav a[aria-current]{border-bottom:2px solid var(--green)}main{max-width:1250px;margin:auto;padding:0 32px}.hero{display:flex;justify-content:space-between;align-items:center;padding:60px 12px 48px}.eyebrow{font-size:11px;letter-spacing:.15em;color:var(--muted);font-weight:700}.hero h1{font-size:clamp(32px,4vw,54px);line-height:1.45;letter-spacing:.06em;margin:18px 0}.lead{color:var(--muted)}.hero-seal{border:1px solid #9dab94;border-radius:50%;width:220px;height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;transform:rotate(5deg);background:#ecf0e3}.hero-seal>span,.hero-seal small{font-size:12px}.hero-seal strong{font:76px/1.3 Georgia,serif}.hero-seal strong span{font:15px system-ui}.mode-bar{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line);gap:8px;margin-bottom:28px}.mode-bar button{text-align:left;padding:18px 22px;border-radius:12px 12px 0 0;font-weight:700;background:#e9ede3;border:0}.mode-bar button[aria-pressed=true]{background:var(--green);color:white}.mode-bar span{font-size:12px;opacity:.8;margin-left:16px}.layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:30px}aside label{font-size:12px;font-weight:700;display:block;margin:0 0 5px}input[type=search],select{max-width:100%;border:1px solid #ccd5c6;border-radius:7px;padding:10px;background:#fff;color:var(--ink)}aside input,aside select{width:100%;margin-bottom:14px}#result-count{font-size:12px;color:var(--muted);margin:0 0 10px}#catalog{max-height:760px;overflow:auto;display:grid;align-content:start;gap:7px;padding:3px}#catalog button{text-align:left;display:flex;align-items:center;gap:10px;padding:10px 12px}#catalog button[aria-pressed=true]{background:#e0e9da;border-color:#66805c}#catalog small{display:block;color:var(--muted);font-size:10px}#catalog .mark{color:var(--gold);font-size:22px}#simulator{min-width:0;background:white;border:1px solid var(--line);border-radius:16px;padding:28px}.workspace-head{display:flex;justify-content:space-between;align-items:center;gap:16px}.workspace-head h2{font-size:30px;margin:0}.workspace-head p{margin:0}.compare-label{font-size:11px;max-width:210px}.compare-label select{display:block;font-size:13px;width:100%}.model-note{font-size:12px;color:var(--muted);border-left:3px solid #b6c6a6;padding-left:12px;margin:18px 0}.controls{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.controls button:first-child{background:var(--green);color:white}.controls label{display:flex;gap:7px;align-items:center;font-size:11px}.controls select{padding:6px}#clock{margin-left:auto;font-size:22px;font-weight:700;color:var(--green)}#timeline-label{display:block;font-size:12px;margin-top:18px}#timeline{width:100%;accent-color:var(--green);min-height:34px}.steps{display:flex;gap:5px;margin-bottom:22px;flex-wrap:wrap}.steps button{flex:1;padding:6px 4px;font-size:12px;min-width:35px}.steps button.active{background:#e0e9da;border-color:#78926d}.observations{display:grid;grid-template-columns:1fr;gap:18px}.observations.comparing{grid-template-columns:repeat(2,minmax(0,1fr))}.specimen{min-width:0}.specimen h3{font-size:19px;margin:0 0 8px}.scene{width:100%;height:auto;display:block;border:1px solid #dae4d7;border-radius:12px;background:#f2f5ec}.scene text{font-family:system-ui,sans-serif;fill:var(--ink)}.phase{font-size:14px;font-weight:700;margin:14px 0 6px}.explanation{font-size:14px;line-height:1.9}.facts{display:grid;grid-template-columns:88px 1fr;font-size:12px;margin:14px 0;padding:14px;background:#f5f6ee;border-radius:8px}.facts dt{color:var(--muted)}.facts dd{margin:0}.scope,.source{font-size:11px;color:var(--muted)}.question{margin-top:25px;border-top:1px solid var(--line);padding-top:20px}.question h3{font-size:17px;margin:0 0 14px}#answer{background:#edf2e6;padding:16px;border-radius:8px;font-size:14px}.reading{font-size:13px;border-top:1px solid var(--line);margin-top:25px;padding-top:16px}summary{cursor:pointer;font-weight:700}.references{padding:40px 0;font-size:14px}.references h2{font-size:20px}.references details{max-width:850px}.references li{margin:5px 0}footer{border-top:1px solid var(--line);display:flex;justify-content:center;gap:22px;padding:28px;flex-wrap:wrap;font-size:12px}.skip{position:absolute;top:-100px}.skip:focus{top:8px;background:white;padding:10px;z-index:10}.no-results{font-size:13px}.flying{animation:float 1.3s ease-in-out infinite alternate}.living{animation:breathe 1.8s ease-in-out infinite alternate;transform-box:fill-box;transform-origin:center}@keyframes float{to{translate:0 -3px}}@keyframes breathe{to{scale:1.018}}@media(prefers-reduced-motion:reduce){.flying,.living{animation:none}}@media(max-width:900px){.layout{grid-template-columns:185px minmax(0,1fr);gap:16px}#simulator{padding:20px}.observations.comparing{grid-template-columns:1fr}.hero-seal{width:180px;height:180px}header{padding:18px 24px}nav{gap:12px}}@media(max-width:640px){main{padding:0 16px}header{padding:14px 16px;display:block}.brand{font-size:20px}nav{margin-top:12px;font-size:11px}.hero{padding:28px 0;gap:12px}.hero h1{font-size:31px}.hero .eyebrow{font-size:8px}.lead{font-size:12px}.hero-seal{width:106px;height:106px;flex-shrink:0}.hero-seal>span{display:none}.hero-seal strong{font-size:40px}.hero-seal strong span{font-size:11px}.hero-seal small{font-size:7px}.mode-bar button{font-size:12px;padding:13px 9px}.mode-bar span{display:block;margin:0;font-size:10px}.layout{display:block}aside{display:grid;grid-template-columns:1fr 1fr;gap:0 12px;margin-bottom:18px}aside label[for=search]{grid-column:1;grid-row:1}aside #search{grid-column:1;grid-row:2}aside label[for=filter]{grid-column:2;grid-row:1}aside #filter{grid-column:2;grid-row:2}#result-count{grid-column:1/-1}#catalog{grid-column:1/-1;max-height:150px;grid-template-columns:1fr 1fr;gap:5px}#catalog button{padding:7px;font-size:12px}#catalog .mark{font-size:16px}#simulator{padding:16px 12px}.workspace-head{align-items:start;flex-direction:column;gap:9px}.workspace-head h2{font-size:25px}.compare-label{display:flex;gap:8px;align-items:center;max-width:100%;width:100%;white-space:nowrap}.compare-label select{min-width:0}#clock{font-size:18px}.controls{gap:6px}.controls button{font-size:12px;padding:8px}.controls label{font-size:10px}.controls select{font-size:11px}.steps button{font-size:10px;min-width:29px}.facts{grid-template-columns:75px 1fr}.references{font-size:12px}footer{gap:13px}}
/* Seasonal comparison and photographic reference, revision 2. */
main{max-width:1460px}.layout{grid-template-columns:205px minmax(0,1fr);gap:22px}#simulator{padding:24px}.observations.comparing{gap:24px}.specimen{border:1px solid #dce4d4;border-radius:12px;padding:16px;background:#fff}.card-title{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}.card-title h3{margin:0}.tag{font-size:10px;padding:3px 9px;background:#edf2e5;border-radius:12px;white-space:nowrap}.calendar-scope{font-size:11px;color:#65755e;margin:8px 0}.phase-selector{display:flex;gap:5px;flex-wrap:wrap;min-height:42px}.phase-selector button{font-size:11px;padding:5px 8px;min-height:34px}.phase-selector button[aria-pressed=true]{background:#315b4d;color:white}.phase-selector button:disabled{background:#f2f1ed;color:#777d74;border-color:#e6e7df;cursor:default;opacity:.55}.phase span{display:block;font-size:10px;font-weight:400;line-height:1.6;margin-top:5px}.comparison-note{font-size:12px;color:#3d634d;margin:0 0 16px}.diagram-key,.map-credit{font-size:10px;color:#66735d;line-height:1.7}.annual-note{font-size:12px;padding:12px;background:#f2f4eb;border-left:3px solid #99ae7e;line-height:1.9}.reference-photo{margin:20px 0 0;border:1px solid #e0e5d9;border-radius:10px;overflow:hidden;background:#f3f3ec}.reference-photo img{display:block;width:100%;height:260px;object-fit:contain;background:#e7e8df}.reference-photo figcaption{padding:10px 13px;font-size:12px}.reference-photo details{font-size:10px;margin-top:4px;overflow-wrap:anywhere}.reference-photo p{margin:6px 0}.year-table-wrap{overflow-x:auto;max-width:100%;padding:5px 0 10px}.year-table{border-collapse:collapse;width:100%;font-size:10px;table-layout:fixed;min-width:265px}.year-table caption{text-align:left;font-size:10px;color:#5d715b;margin-bottom:8px}.year-table th:first-child{width:48px}.year-table th{font-size:10px;padding:4px 1px;font-weight:600}.year-table td{text-align:center;border:2px solid white;background:#f0f1eb;padding:0;height:25px}.year-table .present{background:#dfe9cd}.year-table .current{outline:1px solid #57734d;outline-offset:-1px}.year-table button{border:0;border-radius:0;background:transparent;padding:0;width:100%;min-height:24px;font-size:10px;color:#52753b;display:block}.year-table button:hover{background:#adc590}.year-table td>span{color:#8d9786}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.migration-season{display:flex;gap:8px;flex-wrap:wrap;font-size:11px}.migration-season span{background:#edf3e7;padding:4px 8px;border-radius:5px}.species-details{margin-top:18px;font-size:12px}.species-details .facts{margin-top:10px}.cycle-note{color:#436443;font-size:13px;font-weight:700}.anatomy{margin-top:12px}.migration-map{max-height:460px}#catalog button{padding:7px;gap:8px}#catalog button img{width:44px;height:44px;object-fit:cover;border-radius:6px;flex-shrink:0}.controls{padding:12px;background:#f1f4e9;border-radius:9px}.compare-label{max-width:260px}.compare-label select{font-size:13px}.observations:not(.comparing) .specimen{max-width:760px;margin:auto;width:100%}.observations:not(.comparing) .scene{max-height:440px}.observations:not(.comparing) .reference-photo img{height:320px}@media(max-width:1100px){.layout{grid-template-columns:170px minmax(0,1fr);gap:15px}#simulator{padding:15px}.specimen{padding:12px}.observations.comparing{gap:12px}.card-title h3{font-size:17px}}@media(max-width:900px){.observations.comparing{grid-template-columns:1fr}.reference-photo img{height:290px}}@media(max-width:640px){.layout{display:block}#simulator{padding:13px 10px}.specimen{padding:11px}.compare-label{max-width:100%}.controls{padding:9px;gap:5px}#clock{font-size:18px}.year-table{min-width:265px}#catalog button img{width:36px;height:36px}.observations:not(.comparing) .reference-photo img,.reference-photo img{height:225px}.phase-selector button{font-size:10px;padding:5px 6px}.card-title h3{font-size:19px}.mode-bar button{font-size:11px}.comparison-note{font-size:11px}.controls label{flex-wrap:wrap}.observations.comparing{gap:20px}}