@charset "UTF-8";
:root{--bg:#f8f7f3;--paper:#fffefa;--sidebar:#f0f0e9;--ink:#25342f;--muted:#737c74;--soft:#92998f;--line:#e3e5db;--accent:#285b46;--accent-soft:#e8eee4;--sand:#ece4d5;--code:#edf0e8;--hero:#edf0e5;--shadow:0 20px 80px #132d2526;color-scheme:light}
:root[data-theme=dark]{--bg:#181e1b;--paper:#202923;--sidebar:#1c241e;--ink:#e5e8dd;--muted:#a1ac9f;--soft:#83917f;--line:#354135;--accent:#b6d5ae;--accent-soft:#2d3d2d;--sand:#3f3a2d;--code:#141d17;--hero:#263426;--shadow:0 20px 80px #0006;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{ -webkit-tap-highlight-color:transparent}button{color:inherit;cursor:pointer}button{border:0;background:none}button:disabled{cursor:default}svg{display:block}a,button,input{outline-offset:5px}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent)}::selection{background:var(--accent);color:var(--bg)}.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}.skip-link{position:fixed;top:-80px;left:20px;background:var(--accent);color:var(--bg);padding:10px 20px;z-index:100}.skip-link:focus{top:12px}.site-shell{min-height:100vh;max-width:1760px;margin:auto}.sidebar{position:fixed;top:0;bottom:0;width:250px;padding:34px 27px 24px;background:var(--sidebar);border-right:1px solid var(--line);z-index:20;overflow-y:auto}.brand{display:flex;gap:13px;align-items:center;line-height:1.3}.brand-mark{font-family:Georgia,serif;font-size:43px;line-height:1;letter-spacing:-6px;color:var(--accent);font-weight:bold}.brand-mark span{color:#b38b4f;letter-spacing:0}.brand-word{font-weight:650;font-size:17px;letter-spacing:-.4px}.brand-word small{display:block;font-size:11px;font-weight:500;letter-spacing:1.6px;color:var(--muted);margin-top:7px}.sidebar-body{min-height:calc(100vh - 112px);display:flex;flex-direction:column}.profile-block{padding:42px 0 25px}.avatar{height:62px;width:62px;display:flex;align-items:center;justify-content:center;background:var(--accent-soft);border:1px solid var(--line);font:30px Georgia,serif;border-radius:50%;color:var(--accent);position:relative}.avatar span{font-family:monospace;font-size:20px;transform:translateY(3px);color:#b38b4f}.avatar:after{content:"";position:absolute;right:-2px;bottom:1px;width:12px;height:12px;border-radius:50%;background:#79936e;border:3px solid var(--sidebar)}.profile-name{font-size:18px;font-weight:600;margin:15px 0 2px;letter-spacing:-.4px}.profile-role{margin:0;color:var(--muted);font-size:14px;line-height:1.9}.profile-status{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:12px;margin-top:15px}.profile-status i{width:5px;height:5px;background:#79936e;border-radius:50%}.main-nav{display:flex;flex-direction:column;gap:5px;margin-top:7px}.nav-link{display:flex;align-items:center;gap:12px;padding:10px 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span{font-family:Georgia,serif;font-style:italic;font-size:13px;opacity:.8}.main-shell{margin-left:250px;min-height:100vh;display:flex;flex-direction:column}.topbar{height:84px;margin:0 52px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:15px}.breadcrumb{display:flex;gap:14px;font-size:13px;color:var(--muted);align-items:center}.breadcrumb-slash{color:var(--soft)}#page-label{color:var(--ink)}.topbar-actions{display:flex;gap:19px;align-items:center}.search-trigger{display:flex;gap:9px;align-items:center;font-size:13px;color:var(--muted);padding:7px 0}.search-trigger svg{width:15px;height:15px}kbd{border:1px solid var(--line);padding:0 5px;border-radius:4px;font:12px/1.8 Consolas,monospace;color:var(--muted)}.search-trigger kbd{margin-left:18px}.icon-button{width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:var(--muted);flex-shrink:0}.icon-button:hover{color:var(--accent);background:var(--accent-soft)}.icon-button svg{height:18px;width:18px}.mobile-menu{display:none}main{padding:0 52px;flex:1;outline:none!important}.hero{padding:49px 0 39px;position:relative;display:grid;grid-template-columns:1.3fr 1fr;gap:24px;align-items:center}.eyebrow{display:flex;gap:9px;align-items:center;font:12px/1.6 Consolas,monospace;letter-spacing:2px;color:var(--accent);margin:0 0 20px}.eyebrow:before{content:"";height:5px;width:5px;background:var(--accent)}h1,h2,h3,p{overflow-wrap:anywhere}.hero h1{font-size:clamp(30px,3.3vw,52px);font-weight:500;line-height:1.48;letter-spacing:-2px;margin:0 0 17px;font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif}.hero h1 em{font-style:normal;color:var(--accent);position:relative}.hero h1 em:after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:3px;background:#b9c8a1}.hero-description{color:var(--muted);font-size:15px;line-height:2;max-width:440px;margin:0 0 24px}.hero-actions{display:flex;gap:22px;align-items:center}.primary-link{display:inline-flex;align-items:center;gap:19px;font-size:13px;background:var(--accent);color:var(--bg);padding:10px 17px;border-radius:4px}.primary-link:hover{filter:brightness(1.12)}.primary-link svg{width:15px;height:15px}.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:13px}.text-link:hover{color:var(--accent)}.text-link svg{width:14px;height:14px}.hero-art{min-width:0;position:relative;align-self:stretch;display:flex;align-items:center;justify-content:center}.orbit-art{width:100%;max-width:335px;color:var(--accent)}.orbit-art .diagram-line{stroke:var(--line)}.orbit-art .diagram-fill{fill:var(--hero)}.orbit-art .diagram-paper{fill:var(--bg)}.orbit-art 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svg{width:13px;height:13px}.category-list{display:flex;flex-direction:column;gap:1px}.category-button{display:flex;justify-content:space-between;align-items:center;width:100%;padding:8px 0;font-size:13px;color:var(--muted);border-bottom:1px dashed var(--line)}.category-button:hover{color:var(--accent)}.category-button span:last-child{font:12px Consolas,monospace}.currently{padding:17px;background:var(--accent-soft);border:1px solid var(--line);border-radius:5px}.currently .tiny-label{font-size:11px}.currently p{font-size:14px;line-height:1.9;margin:8px 0}.currently span{font-size:12px;color:var(--muted)}.tag-cloud{display:flex;gap:7px;flex-wrap:wrap}.tag{font-size:12px;color:var(--muted);padding:3px 8px;border:1px solid var(--line);border-radius:3px}.tag:hover{background:var(--accent-soft);color:var(--accent)}.social-list{display:flex;flex-direction:column}.social-row{padding:10px 0;display:flex;align-items:center;gap:9px;border-bottom:1px solid var(--line);width:100%;text-align:left}.social-row svg{height:14px;width:14px}.social-row strong{font-size:13px;font-weight:500}.social-row span{color:var(--muted);font-size:12px;margin-left:auto}.social-row:hover{color:var(--accent)}.social-row.unconfigured{color:var(--soft)}.awards-preview{padding:26px 0 0;border-top:1px solid var(--line)}.award-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.award-mini{background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:17px 18px;display:block;text-align:left;width:100%;transition:transform .16s,border-color .16s}.award-mini:hover{transform:translateY(-3px);border-color:var(--accent)}.award-mini-top{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font:12px Consolas,monospace}.award-mini-top svg{width:17px;height:17px;color:#a58b54}.award-mini h3{font-size:14px;margin:13px 0 7px;font-weight:550;line-height:1.7;min-height:40px}.award-mini 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var(--line);background:var(--bg);color:var(--ink);border-radius:10px;box-shadow:var(--shadow);padding:24px;max-height:85vh;overflow-y:auto}dialog::backdrop{background:#152a2290;backdrop-filter:blur(4px)}.search-dialog{width:min(580px,calc(100vw - 32px));margin:13vh auto auto}.search-dialog-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:18px}.search-dialog-head h2{font-size:17px;font-weight:500;margin:0}.search-dialog input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:5px;background:var(--paper);color:var(--ink);font-size:15px}.search-result{display:block;padding:15px 4px;border-bottom:1px solid var(--line)}.search-result:hover{color:var(--accent)}.search-result strong{font-size:15px;font-weight:500}.search-result span{display:block;font-size:12px;color:var(--muted);margin-top:4px}.search-hint{font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:15px;margin-bottom:0}.search-empty{padding:24px 0;color:var(--muted);font-size:14px}.detail-dialog{width:min(480px,calc(100vw - 32px));padding:28px}.detail-dialog h2{font-family:"Songti SC",SimSun,serif;font-size:25px;font-weight:500;line-height:1.7;margin:12px 0}.detail-dialog p{font-size:15px;line-height:2;color:var(--muted)}.detail-footnote{border-top:1px solid var(--line);padding-top:15px;font-size:12px!important}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,15px);padding:11px 20px;background:var(--ink);color:var(--bg);font-size:14px;border-radius:5px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:100;width:max-content;max-width:90vw}.toast.visible{opacity:1;transform:translate(-50%,0)}.noscript-note{padding:30px;margin-left:250px}.route-not-found{padding:70px 0}.route-not-found h1{font:50px Georgia,serif;color:var(--accent)}
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#vln-background{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.5;transition:opacity .35s}
.site-shell{position:relative;z-index:1}
.main-shell{background:linear-gradient(180deg,color-mix(in srgb,var(--bg) 88%,transparent),color-mix(in srgb,var(--bg) 65%,transparent));transition:opacity .25s}
.scene-dock{position:fixed;right:24px;bottom:20px;z-index:40;display:flex;align-items:center;gap:13px;padding:9px 13px;background:var(--paper);border:1px solid var(--line);border-radius:30px;box-shadow:0 5px 25px #183d2812;font-size:12px;color:var(--muted)}
.scene-indicator{width:6px;height:6px;background:var(--accent);border-radius:50%;box-shadow:0 0 0 4px var(--accent-soft)}
.scene-dock button{padding:5px 3px;font-size:12px;white-space:nowrap}
.scene-dock button:hover{color:var(--accent)}
#scene-focus{border-left:1px solid var(--line);padding-left:13px;color:var(--accent)}
.scene-paused .scene-indicator{background:var(--soft);box-shadow:none}
.scene-info{position:fixed;left:max(32px,8vw);top:9vh;z-index:2;max-width:560px;pointer-events:none;color:var(--ink)}
.scene-info[hidden]{display:none}
.scene-overline{font:12px Consolas,monospace;letter-spacing:2px;color:var(--accent)}
.scene-info h2{white-space:nowrap;font-family:SimSun,serif;font-size:clamp(27px,3.5vw,44px);font-weight:400;line-height:1.5;margin:18px 0}
.scene-info>p{margin:10px 0}.scene-description{font-size:14px;line-height:1.9;max-width:360px;color:var(--muted)}
.scene-demo-note{display:block;font-size:12px;color:var(--muted);margin-top:17px}
body.scene-focus{overflow:hidden}
.scene-focus .site-shell{visibility:hidden;opacity:0;pointer-events:none}
.scene-focus #vln-background{opacity:1;cursor:crosshair;touch-action:manipulation}
.scene-focus .scene-dock{bottom:28px}
.site-footer{padding-bottom:100px}
.brand-word small{letter-spacing:.5px;font-size:11px}
.tiny-label,.eyebrow{letter-spacing:1.2px}
.hero-actions{flex-wrap:wrap;gap:14px 22px}
.profile-role{line-height:1.8}
.post-meta{flex-wrap:wrap}
@media(max-width:650px){
 .scene-dock{right:12px;bottom:12px;gap:10px;padding:7px 11px;max-width:calc(100vw - 24px)}
 .scene-dock-title{font-size:11px}.scene-dock button{font-size:12px}
 .scene-info{left:24px;right:24px;top:5vh;max-width:330px}
 .scene-info h2{margin:12px 0}.scene-description{font-size:13px;max-width:290px}
 .scene-demo-note{font-size:11px;margin-top:10px}
 .scene-focus .scene-dock{bottom:18px}
 .topbar-actions{gap:10px}.breadcrumb{gap:7px}
 .site-footer{padding-bottom:95px;flex-wrap:wrap;gap:10px}
 .hero-interactive .eyebrow{font-size:11px;line-height:1.9;letter-spacing:.5px}
 .lab-heading{flex-wrap:wrap}.hero-research-tags{flex-wrap:wrap}
 .award-search{flex-wrap:wrap}.award-search input{flex:1 1 160px}
 .hero-stats{gap:10px;flex-wrap:wrap}
}
@media(max-width:380px){.scene-dock-title{display:none}.search-trigger kbd{display:none}.topbar-actions{gap:5px}.hero-actions{gap:12px}.hero-stats{column-gap:14px}}
@media(prefers-reduced-motion:reduce){#vln-background,.main-shell{transition:none}}

.avatar img{display:block;width:100%;height:100%;object-fit:cover;border-radius:inherit}

.visitor-welcome{margin:26px 52px 0;padding:20px 24px;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:8px;background:var(--accent-soft)}
.visitor-welcome[hidden]{display:none}.visitor-welcome>div{min-width:0}.visitor-welcome h2{font-size:21px;font-weight:550;line-height:1.6;margin:7px 0}.visitor-welcome p{font-size:15px;line-height:1.9;color:var(--muted);margin:0}.visitor-links{display:flex;gap:24px;flex-wrap:wrap;margin-top:10px;font-size:14px;color:var(--accent)}.visitor-links a:hover{text-decoration:underline}.welcome-close{flex:0 0 40px;min-height:40px;border:1px solid var(--line);border-radius:50%;color:var(--muted);font-size:25px;line-height:1}.welcome-close:hover{color:var(--accent);background:var(--bg)}
.visitor-statistics{flex-basis:100%;display:flex;align-items:baseline;gap:20px;flex-wrap:wrap;font-size:13px}.visitor-statistics strong{font-weight:550;color:var(--accent);margin-left:8px}.visitor-statistics details{max-width:680px}.visitor-statistics summary{cursor:pointer}.visitor-statistics p{line-height:1.9;margin:9px 0;overflow-wrap:anywhere}.visitor-statistics a,.visitor-statistics button{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.visitor-statistics button{font-size:13px;padding:5px 0}
@media(min-width:1500px){.visitor-welcome{margin-left:70px;margin-right:70px}}@media(max-width:1199px){.visitor-welcome{margin-left:32px;margin-right:32px}}@media(max-width:760px){.visitor-welcome{margin:18px 22px 0;padding:16px;gap:8px}.visitor-welcome h2{font-size:19px}.visitor-welcome .tiny-label{font-size:11px;letter-spacing:1px}.visitor-welcome p{font-size:14px}.visitor-statistics{gap:10px 18px}}

.article-figure{margin:24px 0}.article-figure img{display:block;width:auto;max-width:100%;height:auto;border:1px solid var(--line);border-radius:6px}.article-figure img[src$="/pickgo-d435-device.jpg"]{max-height:520px}.article-figure figcaption{font-size:13px;color:var(--muted);line-height:1.8;margin-top:8px}