:root{--masthead-width:1080px;--masthead-gutter:40px}
.insight-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
.insight-strip .metric-reduction{display:block;margin-top:12px;color:var(--green);font-size:13px;font-weight:600;line-height:1.5}
@media(max-width:700px){.insight-strip{grid-template-columns:1fr}}
.office-links{display:flex;flex-wrap:wrap;gap:12px 24px;font-size:14px}
body>nav,body>header,body>.hero{max-width:var(--masthead-width);padding-left:var(--masthead-gutter);padding-right:var(--masthead-gutter);margin-left:auto;margin-right:auto}
body>nav{padding-top:24px;padding-bottom:24px;border-bottom:0;position:relative}
body>nav::after{content:"";position:absolute;bottom:0;left:var(--masthead-gutter);right:var(--masthead-gutter);height:1px;background:var(--line)}
body>header{margin-top:48px;margin-bottom:34px}
header .title-name{margin:0 0 14px;color:var(--green);font-size:clamp(14px,1.35vw,17px);font-weight:700;letter-spacing:.18em;line-height:1.6;text-transform:uppercase}
header .title-lockup{display:flex;align-items:baseline;flex-wrap:wrap;gap:0 34px}
header h1{margin:0;color:#182f28;font-family:Georgia,"Times New Roman",serif;font-size:clamp(104px,16vw,190px);font-weight:500;letter-spacing:-.045em;line-height:1.04}
header .pronunciation{margin:0;color:#7c8477;font:italic 400 clamp(22px,2.5vw,32px)/1.4 Georgia,"Noto Serif CJK SC",serif;white-space:nowrap}
header .lead{max-width:none;margin:24px 0 0;color:#182f28;font-family:Georgia,"Noto Serif CJK SC",serif;font-size:clamp(26px,3.15vw,40px);font-weight:500;line-height:1.35;letter-spacing:-.02em;text-wrap:pretty}
header .lead .tagline-emphasis{color:var(--green);font-weight:inherit;text-decoration:none}
header .brand-note{margin:16px 0 0;color:var(--muted);font-size:14px;line-height:1.6}
body[data-lang="zh"] header .title-name{letter-spacing:.16em}
body[data-lang="zh"] header .lead{line-height:1.6;letter-spacing:0}
header .publication-date{margin:20px 0 0;color:#60736b;font-size:12px;letter-spacing:.08em;text-transform:uppercase}
body>.hero{margin-top:0;margin-bottom:72px}
body>.hero>video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#182c29;border:1px solid #dbe2d9;border-radius:5px;box-shadow:0 12px 36px -24px #243b3033}
.project-links{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:12px;margin-top:24px}
.project-links .project-resource{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:9px 18px;border:1px solid var(--line);border-radius:999px;background:var(--white);color:var(--ink);font-size:14px;font-weight:600;text-decoration:none}
.project-links img{display:block;width:24px;height:24px;object-fit:contain;background:transparent}
.project-links a{position:relative;padding-right:26px}
.project-external-arrow{position:absolute;top:6px;right:6px;width:12px;height:12px;color:var(--green);pointer-events:none}
.project-links a:hover{border-color:#8eaa9e;background:#edf1e9}
.project-links a:focus-visible{outline:2px solid var(--green);outline-offset:4px}
.finding-comparison{border-bottom:0;padding-bottom:0;margin-bottom:0}
.finding-comparison + .analysis-block{border-top:0;padding-top:0;margin-top:24px}
header .title-name,header .title-lockup,header .lead{animation:masthead-enter .7s cubic-bezier(.22,1,.36,1) both}
header .lead{animation-delay:.08s}
.table-figure tbody th{white-space:normal;min-width:155px;max-width:215px;font-weight:600}
@keyframes masthead-enter{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.citation-block{border-radius:5px;border-color:#dbe2d9;background:#fbfcf8;white-space:pre-wrap;overflow-wrap:anywhere}
.citation-download{display:inline-flex;align-items:center;gap:20px;min-height:44px;padding:8px 15px;border:1px solid var(--line);border-radius:4px;font-size:13px;font-weight:600;text-decoration:none;transition:background-color .18s ease,border-color .18s ease}
.citation-download:hover{background:#edf1e9;border-color:#8eaa9e}
.citation-download:focus-visible{outline:2px solid var(--green);outline-offset:4px}
.embodied-demo{scroll-margin-top:30px}
.mission-command{margin:28px 0 20px;padding:22px 26px;border-left:3px solid var(--green);background:#edf1e9;font-size:clamp(20px,2.4vw,27px);line-height:1.6}
.mission-command>span{display:block;margin-bottom:8px;font:700 11px/1.5 system-ui,sans-serif;letter-spacing:.12em;color:var(--green)}
.mission-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;list-style:none;padding:0;margin:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.mission-flow li{padding:14px 12px;font-size:13px;line-height:1.7}
.mission-flow li+li{border-left:1px solid var(--line)}
.mission-flow span{display:block;color:var(--green);font-size:11px;letter-spacing:.12em}
.demo-film{margin:24px 0 14px}
.demo-film video{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#15231f;border:1px solid var(--line)}
.demo-film figcaption{font-size:13px;line-height:1.8}
.demo-map{margin:28px 0 20px}
.demo-map img{width:100%;height:auto;border:1px solid var(--line);border-radius:4px}
.demo-map a{display:block}
.demo-map a:focus-visible{outline:2px solid var(--green);outline-offset:4px}
.demo-links{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 22px;font-size:13px}
.demo-protocol{margin:20px 0 0;border-top:1px solid var(--line);padding:14px 0;font-size:14px;color:var(--muted)}
.demo-protocol summary{cursor:pointer;color:var(--green);font-weight:650;min-height:30px}
.demo-protocol p{font-size:14px}
.grounding-block{margin-top:32px;padding-top:22px;border-top:1px solid var(--line)}
.spatial-foundation{margin-top:38px;padding-top:25px;border-top:1px solid var(--line)}
.capability-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 28px;margin:18px 0}
.capability-grid>div{padding:12px 0;border-top:1px solid var(--line)}
.capability-grid h4{margin:0 0 8px;font-size:17px;color:var(--green)}
.capability-grid p{margin:0;font-size:15px;line-height:1.85}
.demo-protocol summary:focus-visible,.demo-links a:focus-visible{outline:2px solid var(--green);outline-offset:4px}
@media(max-width:800px){:root{--masthead-gutter:28px}body>header{margin-top:40px}header .title-lockup{column-gap:24px}}
@media(max-width:600px){:root{--masthead-gutter:22px}body>header{margin-top:32px;margin-bottom:28px}header h1{font-size:clamp(82px,24vw,140px)}header .title-name{font-size:14px;letter-spacing:.13em}header .title-lockup{gap:8px 20px}header .pronunciation{font-size:24px}header .lead{margin-top:24px;font-size:28px}body>.hero{margin-bottom:44px}nav{gap:15px;flex-wrap:wrap}.brand{font-size:11px}.mission-command{padding:18px}.mission-flow{grid-template-columns:repeat(2,minmax(0,1fr))}.mission-flow li:nth-child(3){border-left:0}.mission-flow li:nth-child(n+3){border-top:1px solid var(--line)}.capability-grid{grid-template-columns:1fr}.demo-links{flex-direction:column}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}header .title-name,header .title-lockup,header .lead{animation:none}.citation-download{transition:none}}