:root{color-scheme:light;--paper:#f5f2ea;--ink:#282c29;--muted:#777b73;--line:#dddcd2;--green:#364e40;--red:#9e4c3c;--panel:#fffdf8;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}button,input,select{font:inherit}button,a,input,select{ -webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ba8e5a;outline-offset:4px}button{color:inherit}button:disabled{opacity:.5;cursor:default}[hidden]{display:none!important}.topbar,main,footer{max-width:1280px;margin:auto;padding-left:56px;padding-right:56px}.topbar{height:104px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;gap:12px;align-items:center;font-size:25px;letter-spacing:3px;font-weight:650}.brand small{display:block;font-size:9px;letter-spacing:2px;font-weight:400;margin-top:2px}.seal{width:41px;height:45px;background:var(--red);color:#fff7e7;border-radius:3px;display:inline-grid;place-items:center;font:27px "Songti SC",SimSun,serif;transform:rotate(-3deg)}nav{display:flex;gap:30px;align-items:center;font-size:14px}nav a{padding:10px 0}.nav-active{border-bottom:2px solid var(--green)}.text-button{padding:0;border:0;background:none;font-size:14px}.read-only{font-size:11px;border:1px solid var(--line);padding:6px 9px;color:var(--muted);border-radius:3px}.hero{display:grid;grid-template-columns:1.25fr 1fr;gap:90px;padding:68px 0 62px}.eyebrow{font-size:10px;letter-spacing:2.1px;color:var(--muted);margin:0 0 20px}.hero h1{font-family:"Songti SC","Noto Serif SC",SimSun,serif;font-size:clamp(38px,4.8vw,62px);font-weight:500;line-height:1.35;letter-spacing:1px;margin:0}.hero h1 span{color:var(--red)}.hero-copy{font-size:15px;color:#696e64;line-height:1.9;margin:21px 0 26px}.primary-link{display:inline-flex;align-items:center;gap:35px;background:var(--green);color:#fffdf4;padding:14px 21px;border-radius:3px;font-size:13px}.primary-link span{font-size:20px}.hero-note{border-left:1px solid #cdcfc2;padding-left:39px;margin-top:6px;align-self:center}.note-index{font-size:11px;color:var(--muted);letter-spacing:2px;display:block;margin-bottom:27px}.hero-note>div{position:relative;padding-left:37px;margin-top:23px}.hero-note>div>span{position:absolute;left:0;top:2px;font:italic 15px Georgia,serif;color:#9d9d8d}.hero-note strong{font-size:17px;font-weight:500}.hero-note p{font-size:12px;color:var(--muted);margin:7px 0 0;line-height:1.7}.demo-banner{padding:12px 16px;background:#ede7d7;color:#776441;font-size:12px;line-height:1.8;border-radius:3px;margin-bottom:28px}.objects{scroll-margin-top:24px;padding-top:28px;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.section-head .eyebrow{margin-bottom:9px}h2{font-family:"Songti SC",SimSun,serif;font-size:26px;font-weight:500;margin:0}#post-count{font-family:Inter,sans-serif;font-size:13px;color:var(--muted);margin-left:12px}.sort-label{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}select{background:transparent;border:1px solid var(--line);border-radius:3px;padding:8px 10px;color:var(--ink);font-size:12px}.filter-row{margin-top:28px;margin-bottom:24px;display:flex;align-items:center;justify-content:space-between;gap:15px}.categories{display:flex;gap:6px;flex-wrap:wrap}.categories button{border:1px solid transparent;border-radius:3px;background:transparent;padding:9px 13px;font-size:13px;white-space:nowrap}.categories button.active{background:var(--ink);color:var(--paper)}.categories button:not(.active):hover{background:#eae8df}.search{display:flex;align-items:center;border-bottom:1px solid #c1c5b9;max-width:250px;width:100%;min-width:150px}.search input{border:0;background:transparent;padding:9px 4px;width:100%;min-width:0;font-size:12px;outline-offset:1px}.search button{border:0;background:none;font-size:21px;padding:4px 8px}.topics{display:flex;flex-wrap:wrap;gap:14px;margin:17px 0 25px}.topics button{font-size:11px;color:var(--muted);border:0;background:none;padding:5px 0}.topics button.active{color:var(--red);font-weight:600}.topics button:before{content:'#';margin-right:4px;color:#a6a79a}.feed{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:35px 28px}.object-card{min-width:0}.card-cover{position:relative;display:block;width:100%;border:0;padding:0;overflow:hidden;border-radius:5px;background:#e7e4d9}.card-cover img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease}.card-cover:hover img{transform:scale(1.025)}.card-badge{position:absolute;left:14px;top:14px;padding:6px 10px;border-radius:3px;background:rgba(255,253,248,.94);font-size:10px;color:var(--green)}.card-corner{position:absolute;right:14px;bottom:14px;width:30px;height:30px;border-radius:50%;background:rgba(255,253,248,.9);display:grid;place-items:center}.card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:16px 0 10px;font-size:10px;color:var(--muted)}.card-meta .question{color:var(--red)}.object-card h3{margin:0;font-size:19px;font-family:"Songti SC",SimSun,serif;font-weight:500;line-height:1.5}.title-button{padding:0;background:none;border:0;text-align:left;font:inherit;line-height:inherit}.card-copy{font-size:12px;color:var(--muted);line-height:1.8;margin:10px 0 15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:43px}.card-bottom{display:flex;gap:15px;align-items:center;border-top:1px solid var(--line);padding-top:13px;font-size:11px;color:var(--muted)}.card-bottom .author{margin-left:auto}.status{padding:40px 0;color:var(--muted);font-size:14px;line-height:1.8}.status button{display:block;margin-top:12px;background:transparent;border:1px solid var(--line);padding:8px 15px;border-radius:3px}.pagination{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:32px;font-size:12px;color:var(--muted)}.pagination button{background:transparent;border:1px solid var(--line);padding:8px 15px;border-radius:3px}.closing-note{display:flex;align-items:center;gap:22px;margin:64px 0 50px;border-top:1px solid var(--line);padding-top:30px}.small-seal{width:32px;height:36px;font-size:21px;flex-shrink:0}.closing-note h2{font-size:20px}.closing-note p{font-size:12px;color:var(--muted);line-height:1.8;margin:8px 0 0}footer{border-top:1px solid var(--line);padding-top:23px;padding-bottom:30px;display:flex;justify-content:space-between;gap:15px;font-size:10px;color:var(--muted)}footer a{text-decoration:underline;text-underline-offset:4px}.post-dialog,.about-dialog{padding:0;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink);width:min(1000px,calc(100% - 40px));max-height:90dvh;overscroll-behavior:contain}.post-dialog::backdrop,.about-dialog::backdrop{background:rgba(27,33,27,.58);backdrop-filter:blur(3px)}.close-button{position:sticky;top:15px;float:right;margin:15px 15px -51px 0;z-index:2;width:36px;height:36px;border:1px solid var(--line);border-radius:50%;background:var(--panel);font-size:25px;line-height:1;box-shadow:0 2px 10px #0000000d}.detail-top{padding:32px 38px 25px;border-bottom:1px solid var(--line)}.detail-top .eyebrow{padding-right:40px;margin-bottom:13px}.detail-top h2{font-size:29px;line-height:1.5;padding-right:25px}.detail-meta{display:flex;gap:15px;flex-wrap:wrap;margin-top:14px;font-size:11px;color:var(--muted)}.detail-main{display:grid;grid-template-columns:1.1fr 1fr;gap:30px;padding:28px 38px}.detail-image{display:block;width:100%;aspect-ratio:4/3;object-fit:contain;background:#eeece4;border-radius:4px}.thumbnails{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}.thumbnails button{padding:2px;border:1px solid var(--line);border-radius:3px;background:var(--panel)}.thumbnails img{width:55px;height:43px;object-fit:cover;display:block}.thumbnails button.active{border-color:var(--green);border-width:2px;padding:1px}.photo-link{font-size:11px;color:var(--green);text-decoration:underline;text-underline-offset:3px}.object-notes{font-size:12px;line-height:1.9;white-space:pre-wrap;color:#62685d;margin:20px 0}.facts{display:grid;grid-template-columns:55px 1fr;font-size:11px;line-height:1.8;gap:10px;margin:0}.facts dt{color:var(--muted)}.facts dd{margin:0}.opinion-panel{padding:19px;background:#f1f2e9;border-radius:4px;margin-bottom:14px}.opinion-title{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:16px;font-size:13px}.opinion-title small{font-size:10px;color:var(--muted)}.opinion-row{display:grid;grid-template-columns:1fr auto;gap:5px;font-size:11px;margin-top:12px}.opinion-row>span:last-of-type{color:var(--muted)}progress{appearance:none;width:100%;height:4px;border:0;display:block;grid-column:1/-1;border-radius:0;margin:1px 0 0;background:#dddacf}progress::-webkit-progress-bar{background:#dddacf}progress::-webkit-progress-value{background:#71836a}progress::-moz-progress-bar{background:#71836a}.claim-text{font-size:11px;line-height:1.7;margin:0 0 14px;color:#74634f}.readonly-hint{font-size:11px;color:var(--muted);line-height:1.9;margin:16px 0 0}.detail-comments{margin:4px 38px 30px;border-top:1px solid var(--line);padding-top:25px}.detail-comments h3{font-family:"Songti SC",SimSun,serif;font-size:21px;font-weight:500;margin:0 0 20px}.comment{padding:16px 0;border-top:1px solid #e9e7de}.comment:first-of-type{border-top:0}.comment-head{display:flex;justify-content:space-between;gap:10px;font-size:11px;color:var(--muted)}.comment p{font-size:13px;line-height:1.9;white-space:pre-wrap;margin:8px 0 0}.about-dialog{max-width:560px;padding:35px}.about-dialog p:not(.eyebrow){font-size:13px;line-height:2;color:#62685d}.about-dialog h2{padding-right:35px;line-height:1.5}.about-dialog .close-button{margin:-15px -15px 0 0;top:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(min-width:1450px){.feed{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:900px){.topbar,main,footer{padding-left:28px;padding-right:28px}.hero{gap:40px;padding:50px 0}.hero-note{padding-left:25px}.hero-note>div{padding-left:27px}.filter-row{align-items:flex-start;flex-direction:column}.search{max-width:100%}.detail-main{padding:24px;gap:24px}.detail-top{padding:26px}.detail-comments{margin:4px 24px 25px}}@media(max-width:600px){.topbar,main,footer{padding-left:20px;padding-right:20px}.topbar{height:83px}.brand{font-size:22px}.seal{width:34px;height:38px;font-size:23px}nav{gap:15px;font-size:12px}.text-button{font-size:12px}.read-only{display:none}.hero{grid-template-columns:1fr;gap:29px;padding:36px 0}.hero h1{font-size:43px}.hero-copy{font-size:13px}.hero-note{border-left:0;border-top:1px solid var(--line);padding:20px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.note-index{display:none}.hero-note>div{padding:0;margin:0}.hero-note>div>span{position:static;display:block;font-size:12px;margin-bottom:8px}.hero-note strong{font-size:13px}.hero-note p{font-size:10px;line-height:1.8}.objects{padding-top:23px}h2{font-size:23px}.sort-label{font-size:0}.sort-label select{font-size:11px;max-width:105px}.categories{gap:2px}.categories button{font-size:11px;padding:8px 9px}.topics{gap:12px;margin:13px 0 20px}.feed{grid-template-columns:1fr;gap:30px}.card-copy{min-height:0}.object-card h3{font-size:20px}.closing-note{margin:43px 0 32px}.closing-note p{font-size:11px}footer{flex-direction:column;font-size:10px}.post-dialog{width:calc(100% - 16px);max-height:94dvh}.detail-main{grid-template-columns:1fr;padding:20px;gap:20px}.detail-top{padding:25px 20px 20px}.detail-top h2{font-size:23px}.detail-comments{margin:0 20px 20px}.about-dialog{width:calc(100% - 28px);padding:28px}.demo-banner{font-size:11px}.eyebrow{font-size:9px;letter-spacing:1.7px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card-cover img{transition:none}}
.share-button{background:none;border:0;padding:0;color:var(--green);font-size:11px;text-decoration:underline;text-underline-offset:3px;}

/* Shared calm surfaces and restrained glass controls. */
body{background:#f3f5f8;color:#17232c}.topbar{background:rgba(250,252,253,.88);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);border-bottom:1px solid #ffffff;box-shadow:0 8px 30px #17312a05}.hero{background:radial-gradient(ellipse at 75% 20%,#ddeee5,transparent 65%)}.object-card{border-radius:24px;overflow:hidden;background:#fff;padding-bottom:18px;box-shadow:0 8px 32px #20352b06}.object-card h3,.object-card .card-copy,.object-card .card-meta,.object-card .card-bottom{margin-left:18px;margin-right:18px}.card-cover{border-radius:24px}.opinion-panel{background:#fff;border:1px solid #e8edf0;border-radius:24px;box-shadow:0 6px 24px #20352b04}.post-dialog{border-radius:30px;background:#f8fafb}.categories button,.search,.sort-label select{background:rgba(255,255,255,.9);border-radius:20px}.categories button.active{background:#28594b;color:white}.close-button{background:rgba(255,255,255,.9);backdrop-filter:blur(18px)}.facts{background:#edf3f0;border-radius:20px;padding:20px}.object-card{transition:transform .2s ease,box-shadow .2s ease}.object-card:hover{transform:translateY(-3px);box-shadow:0 16px 40px #20352b12}dialog[open]{animation:appear .2s ease-out}@keyframes appear{from{opacity:.3;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
/* Public Web authoring, shared with the existing light palette. */
.publish-dialog{position:fixed;inset:0;margin:auto;width:min(640px,calc(100% - 24px));max-height:90dvh;padding:32px;border:1px solid #dfe7e1;border-radius:24px;background:#fafcf9;color:#263c34;overflow:auto;box-sizing:border-box;scroll-behavior:auto}
.publish-dialog::backdrop{background:#17251d66;backdrop-filter:blur(8px)}
.publish-dialog fieldset{border:0;padding:0;margin:0;min-width:0}
.publish-dialog label{display:block;margin:16px 0;font-size:15px}
.publish-dialog input,.publish-dialog select,.publish-dialog textarea{display:block;width:100%;box-sizing:border-box;margin-top:8px;padding:12px;border:1px solid #d6e0d9;border-radius:12px;background:white;font:inherit;color:inherit;min-width:0}
.publish-dialog p{font-size:14px;line-height:1.7;overflow-wrap:anywhere}
.publish-dialog button{cursor:pointer}.publish-dialog button:disabled{opacity:.5;cursor:wait}
.publish-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
#publish-preview{display:flex;gap:8px;flex-wrap:wrap}#publish-preview img{width:80px;height:80px;object-fit:cover;border-radius:12px}
#publish-status{color:#305b49;min-height:24px}#web-my-posts a{color:#305b49}
@media(max-width:480px){.publish-dialog{padding:24px 18px}.publish-row{grid-template-columns:1fr;gap:0}.topbar nav{flex-wrap:wrap;gap:12px}}
.session-status{margin:0 auto;padding:12px 24px;max-width:1200px;color:#305b49;font-size:15px;line-height:1.6}.session-status:empty{display:none}
.web-guess{grid-column:1/-1;border:1px solid #dce4de;background:#f7faf7;border-radius:20px;padding:24px;min-width:0}
.web-guess label{display:block;margin:16px 0}.web-guess input,.web-guess select,.web-guess textarea{display:block;box-sizing:border-box;width:100%;min-width:0;margin-top:8px;padding:12px;border:1px solid #d6e0d9;border-radius:12px;background:white;color:inherit;font:inherit}
.personal-record{border-bottom:1px solid #dce4de;padding:16px 0;overflow-wrap:anywhere}.personal-record a{color:#305b49}.action-status{color:#305b49}
#web-my-posts>p{display:flex;justify-content:space-between;gap:12px;align-items:center;border-bottom:1px solid #dce4de;padding:12px 0}#web-my-posts a{overflow-wrap:anywhere;min-width:0}#web-my-posts button{flex-shrink:0}