:root{color-scheme:dark;--bg:#0f172a;--text:#94a3b8;--bright:#e2e8f0;--soft:#cbd5e1;--accent:#5eead4;--line:#334155;--panel:rgba(30,41,59,.55);--mono:ui-monospace,SFMono-Regular,Consolas,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:56px}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.85;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(ellipse at 20% 6%,rgba(29,78,216,.10),transparent 57%);pointer-events:none}::selection{background:#134e4a;color:#ccfbf1}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:6px;border-radius:3px}a:hover{color:var(--accent)}p,h1,h2,h3,figure{margin:0}p+p{margin-top:18px}strong{font-weight:500;color:var(--bright)}svg{display:block}img{display:block;max-width:100%}.skip{position:fixed;top:-100px;left:24px;z-index:20;padding:12px 18px;background:var(--accent);color:var(--bg)}.skip:focus{top:16px}.shell{max-width:1168px;margin:0 auto;padding:96px 48px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);column-gap:96px;align-items:start}.identity{position:sticky;top:96px;min-height:calc(100svh - 192px);display:flex;flex-direction:column;align-items:flex-start}.identity h1{font-size:48px;line-height:1.15;font-weight:650;letter-spacing:-1.8px;color:var(--bright)}.roman{font-family:var(--mono);font-size:12px;letter-spacing:.15em;margin-top:14px;color:var(--text)}.role{margin-top:23px;color:var(--bright);font-size:19px;line-height:1.55;font-weight:500;letter-spacing:-.3px}.tagline{max-width:290px;margin-top:17px;font-size:15px;line-height:1.9}.availability{margin-top:23px;font-size:12px;color:var(--soft);display:flex;align-items:center;gap:9px}.availability:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}.nav{margin-top:47px;display:flex;flex-direction:column;gap:4px}.nav a{min-width:44px;display:flex;align-items:center;gap:15px;min-height:40px;font-size:12px;font-weight:600;letter-spacing:1.6px;color:var(--text)}.nav a:before{content:"";width:30px;height:1px;background:var(--line);transition:width .2s,background .2s}.nav a:hover,.nav a[aria-current="location"]{color:var(--bright)}.nav a:hover:before,.nav a[aria-current="location"]:before{width:62px;background:var(--bright)}.identity-bottom{margin-top:auto;padding-top:56px}.contact-icons{display:flex;gap:16px;align-items:center}.icon-link{min-width:44px;display:flex;align-items:center;justify-content:center;width:30px;min-height:44px;color:var(--text)}.icon-link svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.6}.download-link{font-size:13px;margin-top:15px;display:inline-flex;align-items:center;gap:8px;color:var(--soft);min-height:32px}.arrow{font-family:Arial,sans-serif;font-size:17px;display:inline-block;transition:transform .2s}.download-link:hover .arrow,.card-link:hover .arrow{transform:translate(2px,-2px)}main{min-width:0}.section{margin-bottom:85px;scroll-margin-top:56px}.section-heading{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:1.7px;font-weight:600;color:var(--bright);line-height:1.4;margin-bottom:25px}.section-heading span{color:var(--accent);font-family:var(--mono);font-weight:400;letter-spacing:0;font-size:11px}.intro{line-height:1.95}.project-list{display:grid;gap:18px}.project{display:grid;grid-template-columns:120px minmax(0,1fr);gap:23px;position:relative;padding:20px;margin:0 -20px;border-radius:5px;border:0;transition:background .2s,box-shadow .2s}.project:hover,.project:focus-within{background:var(--panel);box-shadow:inset 0 0 0 1px rgba(148,163,184,.08)}.project figure{padding-top:0}.project-thumb{width:120px;height:auto;aspect-ratio:1.6;object-fit:cover;object-position:top;border:1px solid rgba(148,163,184,.2);border-radius:3px;opacity:.83;transition:opacity .2s}.project:hover .project-thumb{opacity:1}.project-meta{font-family:var(--mono);font-size:10px;letter-spacing:.35px;color:#a7b6ca;line-height:1.5;margin-bottom:8px}.project h3{color:var(--bright);font-size:16px;font-weight:500;line-height:1.6}.card-link{display:inline-flex;gap:7px;align-items:baseline}.card-link:after{content:"";position:absolute;inset:0;border-radius:5px}.project p{font-size:13px;line-height:1.85;margin-top:10px}.tags{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-wrap:wrap;gap:7px}.tags li{font-size:11px;line-height:1.5;padding:4px 10px;background:rgba(45,212,191,.09);color:#80e3d4;border-radius:99px;white-space:nowrap}.project-note{margin-top:9px;font-size:11px;color:var(--text)}.experience-list{display:grid;gap:37px}.experience{display:grid;grid-template-columns:120px minmax(0,1fr);gap:23px}.period{font-family:var(--mono);font-size:10px;color:#a7b6ca;line-height:1.8;padding-top:3px;letter-spacing:.1px}.experience h3{font-size:15px;line-height:1.65;font-weight:500;color:var(--bright)}.job-title{font-size:12px;color:var(--soft);margin-top:4px}.experience p{font-size:13px;line-height:1.85;margin-top:11px}.credential{border-top:1px solid rgba(148,163,184,.12);padding-top:25px;margin-top:34px;display:grid;grid-template-columns:120px 1fr;gap:23px;font-size:12px}.credential-label{font-size:11px;color:var(--text)}.credential p{margin:0}.method-list{display:grid;gap:20px}.method{display:grid;grid-template-columns:24px 1fr;gap:15px}.method-num{font-family:var(--mono);font-size:11px;line-height:1.85;color:var(--accent);padding-top:1px}.method h3{font-size:14px;color:var(--bright);font-weight:500}.method p{font-size:13px;margin-top:5px}.contact-section{margin-bottom:56px}.email-link{display:inline-flex;gap:12px;align-items:center;color:var(--bright);font-size:18px;font-weight:500;margin-top:21px;min-height:44px;overflow-wrap:anywhere}.contact-sub{font-size:12px;margin-top:10px}.footer{font-size:11px;line-height:1.9;color:#8898af}.footer a{text-decoration:underline;text-decoration-color:#475569;text-underline-offset:3px}.footer p+p{margin-top:3px}.back-link{display:inline-flex;align-items:center;gap:10px;font-size:12px;color:var(--accent);min-height:44px;margin-bottom:34px}.case-layout{max-width:1000px;margin:0 auto;padding:54px 48px 80px}.case-topline{font-size:11px;font-family:var(--mono);letter-spacing:.08em;color:var(--accent);margin-bottom:15px}.case-title{font-size:38px;line-height:1.4;letter-spacing:-1px;font-weight:600;color:var(--bright);max-width:750px}.case-lead{margin-top:22px;font-size:16px;max-width:740px}.case-facts{display:grid;grid-template-columns:repeat(3,1fr);margin:36px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;gap:28px}.fact-label{font-size:11px;color:var(--text);margin-bottom:6px}.fact-value{color:var(--soft);font-size:13px}.case-image{width:100%;max-height:550px;object-fit:cover;object-position:top;border-radius:5px;border:1px solid var(--line)}.image-caption{font-size:11px;margin-top:10px;color:var(--text)}.case-body{display:grid;grid-template-columns:180px minmax(0,1fr);gap:60px;margin-top:65px}.case-nav{position:sticky;top:48px;align-self:start;display:grid;gap:5px}.case-nav a{font-size:12px;min-height:36px;display:flex;align-items:center}.case-section{scroll-margin-top:48px;margin-bottom:48px}.case-section h2{font-size:18px;color:var(--bright);font-weight:500;margin-bottom:18px;letter-spacing:.1px}.case-section h3{font-size:14px;color:var(--bright);font-weight:500;margin:24px 0 8px}.case-section p,.case-section li{font-size:14px;line-height:1.95}.case-section ul{padding-left:18px;margin:15px 0}.case-section li+li{margin-top:10px}.evidence{border-left:2px solid #2b7c75;padding:5px 0 5px 20px;margin-top:20px}.evidence p{font-size:13px}.case-next{display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:26px;margin-top:40px;color:var(--soft);font-size:13px}.case-next a{min-height:44px;display:flex;align-items:center}.case-footer{margin-top:65px}.project-status{display:inline-block;font-size:11px;color:var(--accent);margin-top:7px}
@media(min-width:1440px){.shell{max-width:1248px;column-gap:112px;padding-top:104px}.identity{top:104px;min-height:calc(100svh - 208px)}.identity h1{font-size:52px}.project{grid-template-columns:128px minmax(0,1fr)}.project-thumb{width:128px}.experience,.credential{grid-template-columns:128px minmax(0,1fr)}}
@media(max-width:1050px){.shell{column-gap:56px;padding:72px 40px;grid-template-columns:minmax(0,.85fr) minmax(0,1.2fr)}.identity{top:72px;min-height:calc(100svh - 144px)}.identity h1{font-size:42px}.role{font-size:17px}.project,.experience{grid-template-columns:100px minmax(0,1fr);gap:18px}.project-thumb{width:100px}.credential{grid-template-columns:100px 1fr;gap:18px}}
@media(max-width:800px){html{scroll-padding-top:30px}.shell{display:block;padding:58px 28px 44px;max-width:680px}.identity{position:static;min-height:auto;margin-bottom:68px}.identity h1{font-size:44px}.roman{margin-top:12px}.role{font-size:19px;margin-top:20px}.tagline{max-width:410px}.availability{margin-top:18px}.nav{flex-direction:row;flex-wrap:wrap;gap:20px;margin-top:28px}.nav a{letter-spacing:1px;min-height:44px;gap:0}.nav a:before{display:none}.identity-bottom{padding-top:18px;margin-top:0;display:flex;align-items:center;gap:24px}.download-link{margin:0}.section{margin-bottom:62px}.section-heading{margin-bottom:22px}.project{grid-template-columns:120px 1fr;margin:0 -14px;padding:18px 14px;gap:20px}.project-thumb{width:120px}.experience,.credential{grid-template-columns:120px 1fr;gap:20px}.case-layout{padding:32px 28px 50px}.case-title{font-size:30px}.case-body{display:block;margin-top:45px}.case-nav{position:static;display:flex;flex-wrap:wrap;gap:8px 22px;margin-bottom:32px}.case-facts{gap:18px}.case-lead{font-size:15px}.case-section{margin-bottom:38px}}
@media(max-width:440px){.shell{padding:46px 24px 35px}.identity h1{font-size:40px}.role{font-size:18px}.project{grid-template-columns:1fr;gap:15px}.project figure{max-width:155px;grid-row:2;padding:0}.project-thumb{width:155px}.project-copy{grid-row:1}.project h3{font-size:16px}.experience{grid-template-columns:1fr;gap:8px}.period{font-size:11px}.credential{grid-template-columns:1fr;gap:10px}.email-link{font-size:17px}.case-layout{padding-left:24px;padding-right:24px}.case-title{font-size:27px}.case-facts{grid-template-columns:1fr;gap:15px;padding:20px 0}.fact-label{margin-bottom:2px}.case-next{font-size:12px}.project-list{gap:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{body{background:white;color:#334155}.identity{position:static;min-height:0}.shell{display:block;padding:20px}.identity h1,.role,strong,.section-heading,.experience h3,.project h3{color:#0f172a}.nav,.contact-icons,.download-link,.skip{display:none}.identity{margin-bottom:30px}.section{margin-bottom:30px}.project,.experience{break-inside:avoid}.footer{color:#475569}body:before{display:none}}

/* Project archive: aligned columns, restrained disclosure, no layout animation. */
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.archive-entry{display:inline-flex;align-items:center;gap:11px;min-height:44px;color:var(--bright);font-size:13px;margin-top:24px;flex-wrap:wrap}.archive-entry-en{font-family:var(--mono);font-size:10px;color:var(--text)}.archive-entry:hover .arrow{transform:translate(2px,-2px)}
.archive-layout{max-width:1280px;margin:0 auto;padding:64px 48px 72px}.archive-layout>.back-link{margin-bottom:39px}.archive-header h1{font-size:48px;line-height:1.2;font-weight:600;letter-spacing:-1.5px;color:var(--bright)}.archive-intro{margin-top:22px;font-size:15px;line-height:1.9;max-width:680px}.archive-help{margin-top:12px;font-size:12px;line-height:1.9;color:var(--text)}.archive-toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:45px 0 16px}.archive-filters{display:flex;gap:8px;flex-wrap:wrap}.archive-filters button{background:transparent;color:var(--text);border:1px solid transparent;min-height:44px;padding:8px 14px;font:inherit;font-size:12px;border-radius:4px;cursor:pointer;transition:color .2s,background .2s}.archive-filters button:first-child{margin-left:-14px}.archive-filters button:hover{color:var(--bright);background:var(--panel)}.archive-filters button[aria-pressed=true]{color:var(--accent)}.archive-count{font:11px var(--mono);white-space:nowrap;color:var(--text);margin:0}.archive-table{width:100%;border-collapse:collapse;table-layout:fixed;text-align:left}.archive-table th{font-weight:500;color:var(--soft);font-size:12px;line-height:1.6;padding:18px 12px;border-bottom:1px solid var(--line)}.archive-table th:nth-child(1){width:12%}.archive-table th:nth-child(2){width:34%}.archive-table th:nth-child(3){width:17%}.archive-table th:nth-child(4){width:28%}.archive-table th:nth-child(5){width:9%}.archive-table td{padding:23px 12px;vertical-align:top;border-bottom:1px solid rgba(148,163,184,.13);font-size:12px;line-height:1.8;overflow-wrap:anywhere}.archive-table th:first-child,.archive-table td:first-child{padding-left:0}.archive-table th:last-child,.archive-table td:last-child{padding-right:0}.archive-year{font:11px/1.9 var(--mono);white-space:nowrap;color:#9eacc0}.archive-table .archive-project{color:var(--bright)}.archive-project details{min-width:0}.archive-project summary{display:flex;align-items:baseline;justify-content:space-between;gap:13px;font-size:14px;font-weight:500;line-height:1.75;cursor:pointer;list-style:none;color:var(--bright);min-height:25px}.archive-project summary::-webkit-details-marker{display:none}.archive-project summary:hover{color:var(--accent)}.archive-project summary:focus-visible{outline:2px solid var(--accent);outline-offset:5px;border-radius:2px}.expand-mark{flex-shrink:0;font:16px/1.5 var(--mono);color:#8595ac}.archive-project details[open] .expand-mark{font-size:0}.archive-project details[open] .expand-mark:after{content:'−';font-size:16px}.archive-description{padding:17px 0 3px}.archive-description p{font-size:12px;line-height:1.9;color:var(--text)}.archive-description p+p{margin-top:12px}.archive-description .archive-role{color:var(--soft)}.archive-role span{display:block;color:var(--text);font-size:10px;margin-bottom:3px}.archive-description .archive-stage{color:var(--accent);font-size:11px}.archive-table .tags{margin:0;gap:6px}.archive-table .tags li{font-size:10px;padding:3px 8px;white-space:normal;overflow-wrap:anywhere}.archive-org{color:var(--text)}.archive-case{display:inline-flex;align-items:baseline;gap:6px;color:var(--soft);font-size:11px;min-height:26px;white-space:nowrap}.archive-case span{font-size:16px;line-height:1}.archive-no-link{display:inline-flex;align-items:baseline;min-height:26px;line-height:1.8;font-size:11px;color:#65758d}.archive-footer{margin-top:48px}.archive-footer p+p{margin-top:9px}.archive-footer span{margin:0 10px}.archive-table tr[hidden]{display:none}
@media(max-width:1000px){.archive-layout{padding:48px 36px 60px}.archive-table .archive-org{display:none}.archive-table .col-org{visibility:collapse;width:0}.archive-table th:nth-child(1){width:14%}.archive-table th:nth-child(2){width:43%}.archive-table th:nth-child(4){width:31%}.archive-table th:nth-child(5){width:12%}}
@media(max-width:650px){.archive-layout{padding:32px 24px 48px}.archive-layout>.back-link{margin-bottom:28px}.archive-header h1{font-size:36px;letter-spacing:-1px}.archive-intro{font-size:14px;margin-top:19px}.archive-help{font-size:11px;margin-top:12px}.archive-toolbar{gap:12px;margin-top:28px}.archive-filters{gap:0}.archive-filters button{padding:8px 10px;font-size:11px}.archive-filters button:first-child{margin-left:-10px}.archive-count{font-size:10px}.archive-table .archive-stack{display:none}.archive-table .col-stack{visibility:collapse;width:0}.archive-table th:nth-child(1){width:25%}.archive-table th:nth-child(2){width:57%}.archive-table th:nth-child(5){width:18%}.archive-table th{font-size:11px;padding:14px 8px}.archive-table td{padding:20px 8px}.archive-table .archive-year{font-size:10px}.archive-project summary{font-size:13px;gap:8px;min-height:44px}.archive-case{font-size:10px;gap:3px;min-height:44px}.archive-case span{font-size:13px}.archive-no-link{min-height:44px;line-height:1.8;font-size:10px}.archive-description{padding-top:8px}.archive-description p{font-size:12px}.archive-entry{gap:9px}.archive-entry-en{font-size:9px}}
@media(prefers-reduced-motion:reduce){.archive-filters button{transition:none}}

/* Live systems are primary; case descriptions remain independent links. */
.project-actions{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:13px}.project-actions a{position:relative;z-index:1;display:inline-flex;align-items:center;gap:6px;min-height:32px;font-size:12px}.project-system-link{color:var(--accent)}.project-note-link{color:var(--soft);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:5px}.case-live-link{display:inline-flex;align-items:center;gap:10px;margin-top:24px;min-height:44px;font-size:14px;color:var(--accent)}.archive-access{display:grid;gap:5px;justify-items:start}.archive-note{display:inline-flex;align-items:center;min-height:24px;font-size:10px;color:var(--text);text-decoration:underline;text-decoration-color:var(--line);text-underline-offset:4px}.archive-title-link{display:inline-block;font-size:14px;font-weight:500;line-height:1.75;color:var(--bright)}.archive-title-link span{font-size:15px;margin-left:4px}.archive-project .archive-summary-more{min-height:24px;font-size:11px;color:var(--text);margin-top:7px}.archive-summary-more .expand-mark{font-size:13px}
@media(max-width:650px){.archive-title-link{font-size:13px}.archive-access{gap:2px}.archive-access .archive-case{min-height:28px}.archive-note{min-height:30px}.archive-project .archive-summary-more{font-size:10px;min-height:28px}.project-actions a{min-height:44px}}

/* The ambient spotlight follows a desktop mouse in viewport coordinates. */
@media (hover:hover) and (pointer:fine) and (prefers-reduced-motion:no-preference){
 body:before{background:radial-gradient(600px circle at var(--spotlight-x,20%) var(--spotlight-y,6%),rgba(29,78,216,.15),transparent 80%)}
}

/* Mini-program access shares the existing project grid and opens a native dialog. */
.miniprogram-thumb-link{position:relative;z-index:1;display:block;width:fit-content;border-radius:3px}
.project-miniprogram .miniprogram-thumb{aspect-ratio:auto;object-fit:contain;background:#fff;opacity:1;padding:5px}
.miniprogram-dialog{color-scheme:dark;width:min(420px,calc(100% - 32px));max-height:calc(100svh - 40px);overflow:auto;margin:auto;padding:32px 28px 25px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);box-shadow:0 24px 80px rgba(0,0,0,.35);text-align:center}
.miniprogram-dialog::backdrop{background:rgba(2,6,23,.82)}
.miniprogram-close{position:absolute;top:8px;right:8px;display:grid;place-items:center;width:44px;height:44px;padding:0;border:0;border-radius:4px;background:transparent;color:var(--text);cursor:pointer}
.miniprogram-close:hover{color:var(--bright);background:var(--panel)}
.miniprogram-close svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6}
.miniprogram-eyebrow{font-size:11px;color:var(--accent);margin:0 0 5px;letter-spacing:1px}
.miniprogram-dialog h2{font-size:22px;color:var(--bright);font-weight:500;line-height:1.5}
.miniprogram-code{padding:10px;margin:23px auto 18px;background:#fff;border-radius:6px;width:100%;max-width:352px}
.miniprogram-code img{width:100%;height:auto}
.miniprogram-dialog #radarx-instructions{font-size:13px;line-height:1.8;margin:0}
.miniprogram-original{display:inline-flex;align-items:center;gap:6px;min-height:44px;margin-top:7px;font-size:12px;color:var(--accent)}
@media(max-width:440px){.miniprogram-dialog{padding:30px 20px 20px}.project-miniprogram .miniprogram-thumb-link{width:155px}}
@media print{.miniprogram-dialog{display:none!important}}