:root{color-scheme:light;--ink:#26312b;--muted:#6f786f;--line:#dfe2da;--paper:#f7f7f3;--soft:#eeefe9;--green:#586d5d}*{box-sizing:border-box}[hidden]{display:none!important}html{background:var(--paper)}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}.shell{min-height:100vh;display:flex;flex-direction:column}.masthead,.heading,.panel-top,.panel-bottom{display:flex;align-items:center;justify-content:space-between;gap:1rem}.masthead{padding:22px clamp(20px,5vw,72px);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:baseline;gap:12px;text-decoration:none;color:inherit}.brand-cn{font-family:"Songti SC","Noto Serif CJK SC",serif;font-size:22px;letter-spacing:.12em}.brand-en,.eyebrow{font-family:Georgia,serif;font-size:10px;letter-spacing:.19em;color:var(--green)}main{width:min(1480px,100%);margin:auto;padding:clamp(24px,4vw,56px)}.heading{align-items:end;margin-bottom:26px}.heading .eyebrow{margin:0 0 10px}h1{font-family:"Songti SC","Noto Serif CJK SC",serif;font-size:clamp(32px,4vw,52px);font-weight:400;letter-spacing:.08em;margin:0}.subtitle{color:var(--muted);font-size:14px;margin:8px 0 0}.case-tabs,.variant-tabs,.view-tabs{display:flex;align-items:center;gap:6px;flex-wrap:wrap}button{font:inherit;color:var(--ink);background:none;border:1px solid transparent;border-radius:2px;padding:9px 13px;cursor:pointer}button:hover{background:var(--soft)}button:focus-visible{outline:2px solid var(--green);outline-offset:2px}.case-tabs button{font-size:14px;border-bottom:1px solid var(--line);border-radius:0}.case-tabs button[aria-pressed=true]{color:var(--green);border-bottom:2px solid var(--green)}.model-panel{border:1px solid var(--line);background:white}.panel-top{min-height:62px;padding:10px 18px;border-bottom:1px solid var(--line)}.variant-tabs button,.view-tabs button{font-size:12px;border:1px solid var(--line)}.variant-tabs button[aria-pressed=true],.view-tabs button[aria-pressed=true]{background:var(--green);border-color:var(--green);color:#fff}.viewer-frame{position:relative;min-height:380px;height:clamp(420px,65vh,780px);background:linear-gradient(180deg,#788184,#626c70)}model-viewer{display:block;width:100%;height:100%;background:transparent}.loading{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:20px;color:var(--muted);background:#f7f8f4d9;font-size:14px}.panel-bottom{padding:10px 18px;color:var(--muted);font-size:12px;border-top:1px solid var(--line)}.panel-bottom button{font-size:12px;color:var(--green)}.disclaimer{margin:18px 0 0;color:var(--muted);font-size:12px;line-height:1.7}.site-footer{padding:28px clamp(20px,5vw,72px);border-top:1px solid var(--line);color:var(--muted);font-size:12px}.viewer-frame:fullscreen{height:100vh;background:#626c70}.viewer-frame:fullscreen model-viewer{height:100vh}@media(max-width:760px){.masthead{padding:16px 20px}.brand-en{display:none}.heading,.panel-top{align-items:flex-start;flex-direction:column}.heading{gap:18px}.panel-top{padding:12px}.viewer-frame{height:62vh;min-height:370px}.panel-bottom{padding:8px 12px}.case-tabs{width:100%}.case-tabs button{flex:1}.view-tabs button,.variant-tabs button{padding:8px 10px}.site-footer{padding:24px 20px}}
.legacy-panel .panel-top{color:var(--muted);font-size:13px}.legacy-link{color:var(--green);text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px}.legacy-link:focus-visible{outline:2px solid var(--green);outline-offset:3px}.legacy-frame{display:block;width:100%;height:640px;border:0;background:#e9e9e5}@media(max-width:760px){.legacy-frame{height:540px}}

.assumptions{margin-top:12px;color:var(--muted);font-size:12px;line-height:1.8;max-width:950px}.assumptions summary{cursor:pointer;color:var(--green)}
.catalog-heading{margin-bottom:30px}.catalog-heading .eyebrow{margin:0 0 10px}.catalog-heading .subtitle{font-size:15px}.project-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.project-card{display:block;min-width:0;border:1px solid var(--line);background:#fff;text-decoration:none;color:var(--ink);transition:transform .2s ease,border-color .2s ease}.project-card:hover{transform:translateY(-3px);border-color:var(--green)}.project-card:focus-visible{outline:2px solid var(--green);outline-offset:3px}.project-card img{display:block;width:100%;height:clamp(220px,28vw,350px);object-fit:cover;background:#626c70}.card-copy{display:grid;grid-template-columns:1fr auto;gap:8px 12px;padding:21px 24px;align-items:center}.card-copy strong{font-family:"Songti SC","Noto Serif CJK SC",serif;font-size:27px;font-weight:400;letter-spacing:.05em}.card-copy small{grid-column:1;color:var(--muted);font-size:13px}.card-copy span:last-child{grid-column:2;grid-row:1/3;color:var(--green);font-size:13px}.back-link{display:inline-block;color:var(--green);text-decoration:none;font-size:13px;margin:0 0 26px;padding-bottom:5px;border-bottom:1px solid var(--green)}.detail .heading{margin-bottom:24px}.legacy-reference{margin-top:20px;padding:18px 22px;border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px}.legacy-reference summary{cursor:pointer;color:var(--green)}.legacy-reference a{display:inline-block;margin-top:12px;color:var(--green)}.legacy-reference iframe{margin-top:12px}
@media(max-width:760px){.project-grid{grid-template-columns:1fr;gap:16px}.project-card img{height:240px}.card-copy{padding:17px 18px}.card-copy strong{font-size:24px}.viewer-frame{height:60vh;min-height:340px}}
@media(prefers-reduced-motion:reduce){.project-card{transition:none}}

/* Align the standalone report with the WordPress site. Keep the model frame unchanged. */
:root{--ink:#20221e;--muted:#555851;--line:rgba(30,32,28,.16);--paper:#f3f0e9;--soft:#e8e2d7;--green:#555d46;--font-sans:"Helvetica Neue",Arial,"PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Microsoft YaHei",sans-serif}
html{background:var(--paper);scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:var(--font-sans);font-size:16px;line-height:1.8;letter-spacing:.005em;-webkit-font-smoothing:antialiased}
button{font-family:inherit}
.nav-shell{height:82px;padding:0 6vw;display:flex;align-items:center;justify-content:space-between;gap:24px;background:#f8f5ef;position:sticky;top:0;z-index:20}
.site-brand{display:flex;align-items:center;flex:none}
.site-brand img{display:block;width:172px;height:auto}
.nav-shell nav{display:flex;align-items:center;gap:clamp(16px,2.35vw,34px);font-size:14px;font-weight:500;letter-spacing:.025em}
.nav-shell nav a{color:var(--ink);text-decoration:none;white-space:nowrap;border-bottom:1px solid transparent;padding:8px 0}
.nav-shell nav a:hover,.nav-shell nav a[aria-current=page]{border-bottom-color:var(--ink)}
.nav-shell nav a:focus-visible,.site-brand:focus-visible{outline:2px solid var(--green);outline-offset:4px}
.nav-toggle{display:none}
.nav-toggle:hover{background:none}
main{width:100%;margin:0;padding:0}
.eyebrow{font-family:var(--font-sans);font-size:12px;font-weight:600;letter-spacing:.16em;color:var(--green)}
.catalog-heading{padding:110px 7vw 75px;margin:0;border-bottom:1px solid var(--line)}
.catalog-heading .eyebrow{margin:0}
.catalog-heading h1{font-family:var(--font-sans);font-size:clamp(48px,5.8vw,78px);font-weight:600;line-height:1.18;letter-spacing:.012em;margin:24px 0 0}
.project-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:70px 22px;padding:70px 7vw 110px}
.project-card{border:0;background:transparent;transition:none}
.project-card:hover{transform:none;border-color:transparent}
.project-card img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover}
.card-copy{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:18px 0 0}
.card-copy strong{font:600 25px/1.45 var(--font-sans);letter-spacing:.01em}
.card-copy span:last-child{grid-column:auto;grid-row:auto;color:var(--ink);font-size:13px;white-space:nowrap;padding-top:8px}
.detail{padding:70px 7vw 110px}
.back-link{color:var(--ink);border-bottom-color:var(--ink);margin-bottom:34px}
.heading .eyebrow{margin:0 0 18px}
.heading h1{font-family:var(--font-sans);font-size:clamp(42px,4.5vw,62px);font-weight:600;line-height:1.25;letter-spacing:.012em}
.subtitle:empty{display:none}
.model-panel{background:#f8f5ef}
.legacy-reference{background:#f8f5ef}
.site-footer{padding:44px 7vw;border:0;background:#1f211d;color:#e5e5df;display:flex;align-items:end;justify-content:space-between;gap:22px}
.site-footer img{display:block;width:190px;height:auto}
.site-footer span{font-size:13px;color:#d8d8d1}
@media(max-width:800px){
  .nav-shell{height:68px;padding:0 6vw}
  .site-brand img{width:142px}
  .nav-toggle{width:44px;height:44px;padding:0;display:flex;align-items:center;justify-content:center;border:0;background:none;font-size:24px}
  .nav-shell nav{display:none;position:absolute;top:68px;left:0;right:0;padding:25px 6vw;background:#f8f5ef;flex-direction:column;align-items:stretch;gap:8px;box-shadow:0 12px 20px rgba(20,22,18,.08);font-size:15px}
  .nav-shell.open nav{display:flex}
  .nav-shell nav a{padding:9px 0}
  .catalog-heading{padding:90px 6vw 55px}
  .catalog-heading h1{font-size:44px}
  .project-grid{grid-template-columns:1fr;gap:45px;padding:45px 6vw 80px}
  .project-card img{height:auto;aspect-ratio:4/3}
  .card-copy{padding-top:16px}
  .card-copy strong{font-size:23px}
  .card-copy span:last-child{font-size:12px}
  .detail{padding:45px 6vw 80px}
  .heading h1{font-size:38px}
  .site-footer{padding:38px 6vw;align-items:flex-start;flex-direction:column}
  .site-footer img{width:175px}
}

.viewer-frame,.viewer-frame:fullscreen{background:#f2f0eb}