:root{--ink:#34413c;--muted:#757a70;--paper:#f4f0e6;--accent:#546f61;font-family:"Microsoft YaHei","PingFang SC",sans-serif;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:#ebe7dd;color:var(--ink)}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}button{cursor:pointer;color:inherit}button,a,input,textarea{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #397578;outline-offset:4px}[hidden]{display:none!important}header{height:100px;display:flex;align-items:center;justify-content:space-between;padding:20px 38px;background:#f2f1e9;border-bottom:1px solid #d4d3c7}.return-office{font-size:12px;padding:10px 0}.title{text-align:center;position:absolute;left:50%;transform:translateX(-50%)}.title span{font:10px Consolas,monospace;letter-spacing:.22em;color:#8c8c7d}.title h1{font:500 27px "STZhongsong","SimSun",serif;letter-spacing:.14em;margin:9px 0 0}header nav{display:flex;gap:19px;font-size:11px;color:#798076}header nav a{padding:10px 0}header nav a[aria-current]{color:#345b48;border-bottom:1px solid #688b73}main{max-width:1700px;margin:auto}.intro{padding:32px 58px 25px;display:flex;align-items:center;justify-content:space-between}.eyebrow{font-size:10px;letter-spacing:.24em;color:#8b917f;margin:0 0 10px}.intro h2{font:500 29px "STZhongsong","SimSun",serif;letter-spacing:.04em;margin:0 0 12px}.intro p:not(.eyebrow){font-size:12px;line-height:1.9;color:#778073;margin:0}.mobile-br{display:none}.desk-note{transform:rotate(3deg);background:#f5e9be;box-shadow:1px 4px 7px #7569461f;min-width:185px;padding:15px 20px 17px;position:relative}.desk-note:before{content:"";position:absolute;width:47px;height:17px;left:65px;top:-9px;background:#bfb29570;transform:rotate(-4deg)}.desk-note>span{font-size:10px;letter-spacing:.08em}.desk-note strong{display:block;font:28px Georgia,serif;letter-spacing:.1em;margin:7px 0}.desk-note small{font-size:9px;color:#8d8467}.toolstrip{padding:0 58px 17px;display:flex;align-items:center;justify-content:space-between;gap:20px}.toolstrip>div{display:flex;gap:8px;flex-wrap:wrap}.toolstrip button{background:none;border:1px solid transparent;padding:9px 14px;font-size:11px;border-radius:20px;color:#6d7569}.toolstrip button.active{border-color:#6b816c;color:#fff;background:#667b67}.toolstrip button:hover:not(.active){background:#dedfd0}.search input{width:210px;border:0;border-bottom:1px solid #b7bdac;background:transparent;padding:8px 5px;font-size:11px;color:#4c614e;border-radius:0}.exhibit{margin:0 28px 22px;padding:21px 27px 12px;background:repeating-linear-gradient(3deg,#aa926207 0 1px,transparent 1px 5px),linear-gradient(100deg,#d3bd92,#e0cba4 43%,#c9b38e);box-shadow:0 15px 27px #473f2715,inset 0 2px 1px #f5e5c3,inset 0 -9px 0 #a88d69;border-radius:4px;position:relative;border:1px solid #c7b28b}.desk-edge{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.08em;color:#827356;margin:0 10px 23px}.photo-table{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:27px 29px;padding:4px 12px 19px}.photo{position:relative;padding:9px 9px 13px;aspect-ratio:1.18;border:0;border-radius:1px;background:#f5f3ea;box-shadow:1px 3px 3px #564a3328,3px 7px 10px #54472b26;transform:rotate(var(--tilt));transition:transform .22s ease,box-shadow .22s ease;display:flex;flex-direction:column;text-align:left;min-width:0}.photo:before{content:"";width:30px;height:13px;top:-7px;left:43%;position:absolute;border-radius:3px;background:linear-gradient(90deg,#a6a39a,#e5e3d8 46%,#8c928a);box-shadow:1px 3px 4px #343c3547;z-index:1}.photo:hover,.photo:focus-visible{transform:translateY(-7px) rotate(0);box-shadow:2px 12px 16px #54472b35;z-index:2}.photo img{display:block;width:100%;height:calc(100% - 48px);object-fit:cover;background:#d3d2c9;filter:saturate(.86)}.photo .caption{display:flex;align-items:flex-end;justify-content:space-between;gap:10px;flex:1;padding:10px 4px 0}.photo b{font-size:12px;font-weight:500;display:block;letter-spacing:.04em;line-height:1.4}.photo small{font-size:9px;display:block;color:#8b897e;margin-top:4px}.photo .number{font:11px Consolas,monospace;color:#b1aa95;white-space:nowrap}.photo.seen .number{color:#597660}.photo .seen-mark{display:none}.photo.seen .seen-mark{display:inline-block;margin-right:4px}.table-tools{height:54px;position:relative;display:flex;align-items:center;gap:30px;margin:6px 15px 0}.ruler{height:26px;background:repeating-linear-gradient(90deg,transparent 0 9px,#77684266 9px 10px) top/100% 7px no-repeat,#cfbe8bbb;border:1px solid #a2916355;width:340px;transform:rotate(-1.5deg);display:flex;justify-content:space-between;padding:9px 10px 0;font:8px Consolas,monospace;box-shadow:1px 3px 4px #4c432b20;color:#746646}.pencil{width:190px;height:8px;background:linear-gradient(#597872 0 34%,#355a55 35% 70%,#628b7f 71%);transform:rotate(4deg);box-shadow:1px 4px 3px #4d4e3135;position:relative}.pencil:after{content:"";position:absolute;right:-20px;border-left:20px solid #dcd3ac;border-top:4px solid transparent;border-bottom:4px solid transparent}.table-stamp{margin-left:auto;font:9px Consolas,monospace;letter-spacing:.2em;color:#9b85608c;transform:rotate(-2deg)}footer{display:flex;justify-content:space-between;padding:0 40px 20px;color:#8b9082;font-size:9px}#empty{text-align:center;padding:50px;color:#706d5f;font-size:13px}dialog{border:0;border-radius:4px;width:min(1250px,calc(100vw - 64px));max-height:calc(100dvh - 50px);padding:0;background:#efece2;box-shadow:0 30px 120px #1d292e66;color:var(--ink);overflow:auto}dialog::backdrop{background:#28382fc7;backdrop-filter:blur(5px)}dialog[open]{animation:pick-up .28s cubic-bezier(.2,.7,.2,1)}@keyframes pick-up{from{opacity:0;transform:translateY(25px) scale(.94) rotate(-1deg)}to{opacity:1;transform:translateY(0) scale(1) rotate(0)}}.dialog-top,.dialog-bottom{display:flex;align-items:center;justify-content:space-between;padding:13px 22px;border-bottom:1px solid #d5d6c9;background:#eeeee5}.dialog-top>span{font:10px Consolas,"Microsoft YaHei",sans-serif;letter-spacing:.13em;color:#818574}.close-button{background:#e4e8db;border:1px solid #bac6b4;border-radius:3px;font-size:11px;padding:9px 14px}.close-button kbd{font:9px Consolas;margin-left:9px;color:#92a08a}.inspection{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.8fr);gap:28px;padding:25px}.photo-side{align-self:start;min-width:0}.photo-viewport{width:100%;height:clamp(280px,43vh,520px);padding:9px;background:#fffdf6;border:1px solid #d6d5c9;box-shadow:2px 4px 9px #4d57301a;overflow:hidden;touch-action:pan-y;display:flex;align-items:center;justify-content:center}.photo-viewport.zoomed{touch-action:none;cursor:grab}.photo-viewport.dragging{cursor:grabbing}.photo-viewport img{width:100%;height:100%;object-fit:contain;user-select:none;will-change:transform;transform-origin:center}.zoom-tools{display:flex;gap:7px;align-items:center;margin-top:12px;color:#6b7b65;font-size:10px}.zoom-tools button{min-width:34px;min-height:32px;border:1px solid #c0c6b7;background:#f5f5ed;border-radius:3px;font-size:12px;padding:6px 10px}.zoom-tools span{min-width:38px;text-align:center;font:10px Consolas}.zoom-tools small{margin-left:auto;font-size:10px;color:#959b8d}.photo-caption{font-size:11px;color:#687465;line-height:1.75;margin:15px 2px 7px}.attribution{font-size:9px;color:#909589;line-height:1.8;margin:0 2px;overflow-wrap:anywhere}.attribution a{border-bottom:1px solid #bec5b5}.case-paper{background:linear-gradient(90deg,#faf9f0,#f3f2e9);padding:24px 26px;box-shadow:2px 4px 11px #4257340e;border:1px solid #e0e0d1;min-width:0}.case-meta{font-size:10px;color:#8a977f;letter-spacing:.04em;margin:0 0 13px}.case-paper h2{font:500 25px/1.4 "STZhongsong","SimSun",serif;letter-spacing:.03em;margin:0 0 4px}.english-name{font:10px/1.5 Georgia,serif;color:#a1a794;margin:0 0 22px}.observation{padding-left:12px;border-left:2px solid #a4b893}.observation>span{font-size:10px;color:#8c9b7b;letter-spacing:.12em}.observation p{font-size:13px;line-height:1.9;margin:8px 0 0;color:#4c6047}.reveal-button{display:block;width:100%;text-align:left;padding:13px 0;margin:17px 0 0;border:0;border-top:1px solid #d9dfcd;background:none;color:#56734c;font-size:11px}#evidence>p{font-size:12px;line-height:1.9;color:#596550;margin:0 0 14px}#evidence .status{font-size:10px;color:#9b9477}#evidence .learning{padding:11px 12px;background:#e9eddf;font-size:11px}.sources{display:grid;gap:8px;margin:14px 0}.sources a{font-size:10px;color:#668462;text-decoration:underline;text-underline-offset:3px}.deep-link{display:inline-block;font-size:10px;color:#466e46;padding:8px 10px;background:#e1e9d6;margin-bottom:15px}.note-label{display:block;font-size:10px;color:#9c9e83;border-top:1px solid #dce0cf;padding:15px 0 9px;margin-top:4px}textarea{width:100%;resize:vertical;min-height:76px;max-height:220px;border:1px solid #d4d9c7;background:#fffdf6;border-radius:2px;color:#52634b;font-size:11px;line-height:1.8;padding:9px 11px}textarea::placeholder{color:#a8ae9b}.save-state{display:block;font-size:9px;color:#a4aa98;margin-top:6px}.dialog-bottom{border-bottom:0;border-top:1px solid #d5d6c9;position:sticky;bottom:0}.dialog-bottom button{border:0;background:none;font-size:11px;padding:8px 10px;min-height:36px}.dialog-bottom span{font:10px Consolas;color:#8f9a83}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@media(min-width:1550px){.photo-table{grid-template-columns:repeat(6,minmax(0,1fr));gap:25px}.photo b{font-size:11px}.intro{padding-top:27px;padding-bottom:25px}}
@media(max-width:950px){header{padding:20px 24px}header nav{gap:11px;font-size:10px}.title h1{font-size:24px}.intro{padding:29px 35px 25px}.toolstrip{padding-left:35px;padding-right:35px}.photo-table{grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}.exhibit{margin:0 18px 22px;padding:20px 17px 12px}.inspection{gap:20px;padding:20px;grid-template-columns:1fr 1fr}.case-paper{padding:20px}.case-paper h2{font-size:22px}.photo-viewport{height:330px}.table-stamp{display:none}}
@media(max-width:650px){header{height:98px;padding:13px 17px;align-items:flex-start}.return-office{font-size:10px;padding:0}.title{top:36px}.title span{font-size:8px}.title h1{font-size:22px;margin-top:6px}header nav{font-size:9px;gap:12px}header nav a{padding:0}.intro{padding:24px 23px 21px}.intro h2{font-size:24px}.eyebrow{font-size:9px}.intro p:not(.eyebrow){font-size:10px}.mobile-br{display:block}.desk-note{min-width:108px;padding:13px 11px}.desk-note:before{left:36px;width:37px}.desk-note>span{font-size:8px}.desk-note strong{font-size:23px}.desk-note small{font-size:8px;display:block;max-width:90px;line-height:1.6}.toolstrip{padding:0 20px 14px;display:block}.toolstrip>div{gap:2px}.toolstrip button{font-size:10px;padding:8px 10px;min-height:36px}.search{display:block;margin-top:9px}.search input{width:100%;font-size:11px;padding:9px}.exhibit{margin:0 10px 15px;padding:15px 8px 11px}.desk-edge{font-size:8px;letter-spacing:0;margin:0 7px 23px}.photo-table{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 15px;padding:0 7px 18px}.photo{padding:6px 6px 10px;aspect-ratio:1.02}.photo img{height:calc(100% - 46px)}.photo b{font-size:10px}.photo small{font-size:8px}.photo .caption{padding:8px 3px 0;gap:4px}.photo .number{font-size:9px}.photo:before{width:24px;height:11px;top:-6px}.table-tools{margin:5px 7px 0;height:40px;gap:17px}.ruler{width:190px;height:22px;font-size:7px}.pencil{width:85px;height:6px}.pencil:after{border-top-width:3px;border-bottom-width:3px}footer{display:block;padding:0 22px 15px;font-size:8px;line-height:1.8}dialog{width:calc(100vw - 20px);max-height:calc(100dvh - 20px)}.dialog-top{padding:10px 12px}.dialog-top>span{font-size:8px;letter-spacing:0}.close-button{font-size:10px;padding:10px}.close-button kbd{display:none}.inspection{display:block;padding:14px}.photo-viewport{height:260px}.zoom-tools button{min-width:40px;min-height:38px}.zoom-tools{margin-top:9px}.photo-caption{font-size:10px;margin-top:10px}.attribution{font-size:8px}.case-paper{margin-top:17px;padding:20px}.case-meta{font-size:9px}.case-paper h2{font-size:23px}.observation p{font-size:12px}#evidence>p{font-size:11px}.dialog-bottom{padding:9px 12px}.dialog-bottom button{min-height:38px}.reveal-button{min-height:44px}}
.dialog-top{position:sticky;top:0;z-index:4}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}