:root{--ink:#142b3b;--muted:#536574;--blue:#1d5e86;--line:#dce5eb;--paper:#fff;--wash:#f3f7fa;--accent:#d9ecf5}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font:16px/1.65 Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible{outline:3px solid #249bd2;outline-offset:5px}.wrap{max-width:1160px;margin:auto;padding:0 32px}header{border-bottom:1px solid var(--line);background:#ffffffee;position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}nav{height:80px;display:flex;justify-content:space-between;align-items:center;gap:24px}.brand{font-size:14px;font-weight:700;letter-spacing:.08em;display:flex;align-items:center;gap:12px}.mark{background:var(--ink);color:white;padding:7px 10px;font-size:17px;letter-spacing:-1px}.navlinks{display:flex;gap:28px;font-size:14px}.navlinks a:hover{color:var(--blue)}.eyebrow{font-size:13px;letter-spacing:.15em;text-transform:uppercase;font-weight:700;color:var(--blue);margin:0 0 22px}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,5.6vw,72px);line-height:1.1;letter-spacing:-.055em;font-weight:500;margin-bottom:28px}h2{font-size:clamp(30px,3.3vw,44px);line-height:1.18;letter-spacing:-.04em;font-weight:500}h3{font-size:22px;line-height:1.3;letter-spacing:-.025em}.muted{color:var(--muted)}.hero{padding:88px 0 64px;display:grid;grid-template-columns:1.5fr 1fr;gap:65px;align-items:center}.hero p.lead{font-size:19px;max-width:620px;color:var(--muted)}.hero h1 span{color:var(--blue)}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.button{padding:13px 23px;background:var(--ink);color:#fff;font-size:14px;border:1px solid var(--ink);display:inline-block}.button.secondary{background:white;color:var(--ink)}.button:hover{background:var(--blue);color:white}.focus{background:var(--wash);border:1px solid var(--line);padding:36px;position:relative}.focus .number{font-size:80px;font-weight:400;line-height:1;color:#c5d8e4;letter-spacing:-.07em;margin-bottom:36px}.focus-row{padding:16px 0;border-top:1px solid var(--line);display:flex;gap:16px;align-items:baseline}.focus-row small{font-size:12px;color:var(--blue)}.focus-row b{font-size:17px;font-weight:500}.stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:27px 0;margin-bottom:12px}.stat{padding:0 24px;border-right:1px solid var(--line)}.stat:first-child{padding-left:0}.stat:last-child{border:0}.stat strong{font-size:30px;font-weight:500;letter-spacing:-.035em;display:block}.stat span{font-size:14px;color:var(--muted)}section{padding:82px 0;border-bottom:1px solid var(--line)}.section-head{display:grid;grid-template-columns:170px 1fr;gap:35px;margin-bottom:34px}.section-head .eyebrow{margin-top:8px}.section-head 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#b8ccda;display:inline-block;color:var(--blue);background:#fff;margin-bottom:20px}.project .index{font-size:13px;color:var(--muted);margin-bottom:14px;letter-spacing:.1em}.project h3{font-size:26px}.text-link{font-size:14px;color:var(--blue);border-bottom:1px solid var(--blue);padding-bottom:3px;margin-top:18px;display:inline-block}.pipeline{align-self:center;display:grid;gap:8px}.pipeline div{background:#fff;border:1px solid var(--line);padding:16px 22px;display:flex;justify-content:space-between;gap:20px;font-size:14px}.pipeline small{color:var(--muted);font-size:12px}.skills-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.skills-grid h3{font-size:18px;border-top:2px solid var(--blue);padding-top:20px}.skills-grid ul{list-style:none;padding:0;color:var(--muted);font-size:15px}.skills-grid li{margin-bottom:10px}.contact{display:grid;grid-template-columns:1.3fr 1fr;gap:80px}.contact h2{max-width:620px}.contact-details{border-left:1px solid var(--line);padding-left:30px}.contact-details p{font-size:14px}footer{padding:28px 0;color:var(--muted);font-size:13px}.footer-inner{display:flex;justify-content:space-between;gap:20px}.case-hero{padding:62px 0 42px;max-width:840px}.case-hero h1{font-size:clamp(36px,5vw,60px)}.case-meta{display:flex;gap:25px;flex-wrap:wrap;font-size:14px;color:var(--muted)}.notice{background:#eef5f9;border-left:3px solid var(--blue);padding:18px 24px;font-size:14px}.dashboard{padding-top:45px}.dash-header{display:flex;align-items:center;justify-content:space-between;gap:20px}.dash-header h2{font-size:32px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}.metric{border:1px solid var(--line);padding:22px}.metric strong{font-size:30px;display:block;font-weight:400;margin:10px 0}.metric span{font-size:13px;color:var(--muted)}.chart{border:1px solid var(--line);padding:30px}.chart-top{display:flex;justify-content:space-between;gap:15px}.chart 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h3{font-size:17px}.assessment p{margin-bottom:0;font-size:14px;color:var(--muted)}.implications{display:grid;grid-template-columns:1fr 1fr;gap:22px}.implication{border-top:2px solid var(--blue);padding:22px 0}.implication h3{font-size:19px}.implication p{color:var(--muted);font-size:15px}.back{font-size:14px;color:var(--blue);display:inline-block;margin-bottom:25px}.case-section{padding:50px 0}.case-section h2{font-size:30px}.fine{font-size:13px;color:var(--muted)}@media(max-width:800px){.wrap{padding:0 22px}nav{height:auto;min-height:80px;flex-wrap:wrap;padding:16px 0;gap:12px}.navlinks{gap:17px;flex-wrap:wrap}.hero{grid-template-columns:1fr;gap:35px;padding-top:50px}.focus{padding:26px}.focus .number{font-size:55px;margin-bottom:15px}.section-head{grid-template-columns:1fr;gap:0}.about-grid,.experience{margin-left:0}.about-grid{grid-template-columns:1fr;gap:28px}.job{grid-template-columns:1fr;gap:10px}.project.featured{grid-template-columns:1fr;gap:25px;padding:28px}.projects-grid{grid-template-columns:1fr}.skills-grid{grid-template-columns:1fr 1fr}.contact{grid-template-columns:1fr;gap:24px}.contact-details{padding-left:0;border:0}section{padding:55px 0}.metrics,.assessment{grid-template-columns:1fr 1fr}.drivers,.implications{grid-template-columns:1fr}.footer-inner{flex-direction:column;gap:5px}.dash-header{align-items:flex-start;flex-direction:column}.chart{padding:20px}.stat{padding:0 12px}.stat strong{font-size:25px}.stat span{font-size:12px}.chart-top{flex-direction:column}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.language-switch{display:flex;align-items:center;gap:10px;white-space:nowrap;font-size:14px;margin-left:auto;border-left:1px solid var(--line);padding-left:18px}.language-switch span{font-weight:700;color:var(--blue)}.language-switch a{color:var(--muted)}.language-switch a:hover{color:var(--blue)}.email-link{color:var(--blue);text-decoration:underline;overflow-wrap:anywhere}.navlinks{margin-left:auto}html[lang="zh-CN"] body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif}html[lang="zh-CN"] h1,html[lang="zh-CN"] h2,html[lang="zh-CN"] h3{letter-spacing:0}html[lang="zh-CN"] h1{line-height:1.25}html[lang="zh-CN"] .eyebrow{letter-spacing:.08em}@media(max-width:800px){nav .brand{flex:1}nav .language-switch{order:1}nav .navlinks{order:2;width:100%;margin-left:0}.language-switch{padding-left:12px}}
.hero-portrait{margin:0;align-self:center;background:#fff;border:1px solid var(--line);overflow:hidden}.hero-portrait img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:contain}@media(max-width:800px){.hero-portrait{width:100%;max-width:420px;justify-self:center}}
.education-entry + .education-entry{margin-top:26px;padding-top:24px;border-top:1px solid var(--line)}.education-entry h3{margin-bottom:9px;font-size:21px}.education-degree{font-size:15px;margin-bottom:8px}.education-school{font-size:14px;color:var(--muted);margin-bottom:8px}.education-entry time{font-size:13px;color:var(--muted)}.education-entry ul{padding-left:18px;color:var(--muted);font-size:14px;margin:12px 0 0}.education-entry li{margin-bottom:5px}
.hero-portrait{width:100%;max-width:310px;justify-self:center;align-self:center;border:0}.hero{align-items:center}@media(max-width:800px){.hero-portrait{max-width:280px;align-self:center;justify-self:center}}
/* Compact homepage sections */
.hero .actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%;max-width:360px;gap:14px}
.hero .actions .button{display:flex;align-items:center;justify-content:center;text-align:center;padding:13px 14px}
#about .about-grid{grid-template-columns:minmax(0,1fr);gap:24px;max-width:760px}
#about .about-grid>div>p{margin-bottom:0}
#experience .section-head{margin-bottom:22px}
#experience .job{grid-template-columns:170px minmax(0,1fr);gap:24px;padding:20px 0}
#experience .job h3{font-size:19px;margin-bottom:5px}
#experience .job .role{font-size:14px;line-height:1.5;margin-bottom:9px}
#experience .job p:last-child{font-size:14px;line-height:1.55}
#experience .job time{font-size:13px}
@media(max-width:800px){#experience .job{grid-template-columns:1fr;gap:7px;padding:18px 0}#about .about-grid{max-width:100%}}
/* Unified blue-gray surfaces and restrained motion */
.hero{position:relative;isolation:isolate;padding-top:72px;padding-bottom:54px}
.hero::before{content:"";position:absolute;inset:18px -24px 10px 42%;z-index:-1;background:radial-gradient(ellipse at 65% 48%,rgba(217,236,245,.8),rgba(243,247,250,.3) 55%,transparent 76%);pointer-events:none}
.hero::after{content:"";position:absolute;top:30px;right:-12px;bottom:28px;width:42%;z-index:-1;background-image:linear-gradient(rgba(29,94,134,.065) 1px,transparent 1px),linear-gradient(90deg,rgba(29,94,134,.065) 1px,transparent 1px);background-size:36px 36px;mask-image:radial-gradient(ellipse at center,#000 15%,transparent 72%);pointer-events:none}
.hero-portrait{background:transparent}
#about,#projects,#contact{position:relative;isolation:isolate}
#about::before,#projects::before,#contact::before{content:"";position:absolute;inset:0;left:calc((100% - 100vw)/2);right:calc((100% - 100vw)/2);z-index:-1;background:var(--wash);pointer-events:none}
#about,#education,#experience,#projects,#skills,#contact{padding-top:64px;padding-bottom:64px}
.project.featured{background:#eaf2f7}
.project:not(.featured){background:var(--paper)}
.button,.text-link,.navlinks a,.language-switch a{transition:color .2s ease,background-color .2s ease,border-color .2s ease}
.project{transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
@media(hover:hover){.project:hover{transform:translateY(-4px);border-color:#93b5ca;box-shadow:0 10px 26px rgba(20,43,59,.055)}}
.motion-ready{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s ease}
.motion-ready.motion-visible{opacity:1;transform:none}
@media(max-width:800px){.hero{padding-top:44px;padding-bottom:38px}.hero::before{inset:35% -12px 0 0}.hero::after{top:50%;width:100%;right:0;bottom:0}#about,#education,#experience,#projects,#skills,#contact{padding-top:46px;padding-bottom:46px}}
@media(prefers-reduced-motion:reduce){.motion-ready{opacity:1;transform:none;transition:none}.project,.button,.text-link,.navlinks a,.language-switch a{transition:none}.project:hover{transform:none}}
/* Upper-left accent fades out before the white portrait area. */
.hero::before{inset:0; background:radial-gradient(ellipse 58% 72% at 8% 10%,rgba(217,236,245,.72) 0%,rgba(243,247,250,.38) 48%,transparent 82%)}
.hero::after{top:0;left:0;right:auto;bottom:auto;width:55%;height:65%;mask-image:radial-gradient(ellipse at 12% 12%,rgba(0,0,0,.7),transparent 72%)}
@media(max-width:800px){.hero::before{inset:0;background:radial-gradient(ellipse 95% 38% at 5% 4%,rgba(217,236,245,.65),rgba(243,247,250,.3) 48%,transparent 82%)}.hero::after{top:0;left:0;right:auto;bottom:auto;width:100%;height:38%;mask-image:radial-gradient(ellipse at 10% 10%,rgba(0,0,0,.6),transparent 72%)}}
/* Extend the accent to the viewport edge without moving foreground content. */
.hero::before{left:calc((100% - 100vw)/2);right:0;background:radial-gradient(ellipse 58% 72% at 8% 10%,rgba(217,236,245,.72) 0%,rgba(243,247,250,.38) 48%,transparent 82%)}
.hero::after{left:calc((100% - 100vw)/2);width:calc(55% + (100vw - 100%)/2);mask-image:radial-gradient(ellipse at 0% 12%,rgba(0,0,0,.7),transparent 82%)}
@media(max-width:800px){.hero::before{left:calc((100% - 100vw)/2);right:0;background:radial-gradient(ellipse 95% 38% at 5% 4%,rgba(217,236,245,.65),rgba(243,247,250,.3) 48%,transparent 82%)}.hero::after{left:calc((100% - 100vw)/2);width:calc(100% + (100vw - 100%)/2);mask-image:radial-gradient(ellipse at 0% 10%,rgba(0,0,0,.6),transparent 82%)}}
html[lang="zh-CN"] .hero h1{font-size:clamp(32px,4.5vw,56px);line-height:1.3;margin-bottom:24px}
.price-svg{display:block;width:100%;height:auto;margin:22px 0}.source-details{margin-top:22px;font-size:14px}.source-details summary{cursor:pointer;color:var(--blue)}.source-scroll{overflow:auto}.source-details table{width:100%;border-collapse:collapse;margin-top:16px}.source-details th,.source-details td{text-align:left;padding:10px;border-bottom:1px solid var(--line)}.source-details .text-link{margin-top:0}.metric strong{font-size:clamp(23px,2.4vw,30px)}
.linked-context{margin:12px 0 24px;padding-top:22px;border-top:1px solid var(--line,#dce5eb);scroll-margin-top:130px}.period-control{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;font-size:14px;color:var(--muted)}.period-control select{padding:10px 14px;border:1px solid #bfd0dd;background:white;color:#142b3b;font:inherit;min-height:44px}.context-grid{display:grid;grid-template-columns:1fr 1.6fr;gap:24px}.context-grid article{padding:22px;background:#f4f8fb;border:1px solid #dce5eb}.context-grid .eyebrow{font-size:12px;margin:0 0 14px}.context-grid h3{margin:0 0 10px}.context-grid strong{font-size:24px;color:#1d5e86}.context-grid p{line-height:1.7}.price-svg [data-point]{cursor:pointer;stroke:white;stroke-width:2}.price-svg [data-point]:focus{outline:none;stroke:#142b3b;stroke-width:3}.context-grid .text-link{font-size:13px;overflow-wrap:anywhere}.linked-context .event{margin-top:20px;padding:16px}.linked-context .event p{margin:0 0 5px}@media(max-width:640px){.context-grid{grid-template-columns:1fr;gap:12px}.period-control{align-items:flex-start;flex-direction:column}.period-control select{width:100%}.context-grid article{padding:18px}}
.outlook-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0}.outlook-summary article{padding:20px;border:1px solid #dce5eb;background:#f4f8fb}.outlook-summary p{margin:0 0 16px;line-height:1.7}.outlook-summary .text-link,.outlook-drivers .text-link{font-size:12px;overflow-wrap:anywhere}.outlook-drivers{margin:30px 0}.procurement-responses details{margin-top:16px;border-top:1px solid #dce5eb;padding-top:14px}.procurement-responses summary{cursor:pointer;color:#1d5e86;font-size:14px}.procurement-responses p{line-height:1.7}@media(max-width:760px){.outlook-summary{grid-template-columns:1fr}.procurement-responses{grid-template-columns:1fr}}
.history-svg{width:100%;height:auto;display:block}.history-svg circle{cursor:pointer;stroke:white;stroke-width:2}.history-svg circle:focus{outline:none;stroke:#142b3b;stroke-width:3}.history-readout{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:16px;background:#f4f8fb;font-size:14px}.history-readout strong{color:#1d5e86}.long-history{margin-bottom:30px}.cost-placeholder{margin:40px 0;padding:28px;border:1px dashed #aabfce;background:#f4f8fb}.cost-placeholder h3{margin:0 0 14px}.cost-placeholder .eyebrow{font-size:12px}.cost-placeholder summary{cursor:pointer;color:#1d5e86;font-size:14px}.cost-placeholder details{margin-top:20px}.long-history .source-details{margin-top:20px}
#history-source[hidden]{display:none}
/* Case page: global navigation followed by local contents. */
.case-subnav{padding-top:0;padding-bottom:12px}.case-links{display:flex;gap:24px;overflow-x:auto;white-space:nowrap;font-size:13px}.case-links a{color:var(--blue);padding:8px 0}.case-hero h1{font-size:clamp(26px,3.8vw,42px);line-height:1.2}.notice>strong{display:inline-block;margin-inline-end:16px}.range-control{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}.range-control button{font:inherit;font-size:13px;padding:9px 14px;border:1px solid #c8dbe8;background:white;color:var(--blue);cursor:pointer}.range-control button[aria-pressed=true]{background:var(--blue);color:white}.planned-alert{border-left:3px solid var(--blue);padding:10px 14px;font-size:13px;color:var(--muted);background:#eef5fa}.outlook-drivers h3{margin:0 0 8px}.outlook-drivers .label{margin:0 0 12px;color:var(--blue);font-size:12px}.cost-placeholder{max-width:760px;padding:18px 22px;margin:0 0 48px;border:1px solid #b9d1e2;border-left:4px solid var(--blue);background:#eaf3fa}.cost-placeholder h3{font-size:18px;margin:8px 0}.cost-placeholder p{margin:8px 0;font-size:14px}.cost-placeholder .fine{font-size:12px}.related-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px}.related-card{flex:0 0 calc(50% - 10px);min-width:280px;padding:24px;border:1px solid #dce5eb;background:#f6f9fb;scroll-snap-align:start}.related-card h3{font-size:20px}.related-projects h2{font-size:28px}.case-section{scroll-margin-top:160px}@media(max-width:600px){.case-links{gap:18px}.case-hero h1{font-size:28px}.related-card{flex-basis:85%}.case-subnav{padding-bottom:6px}}
.case-subnav{height:auto;min-height:0;justify-content:flex-start;border-top:1px solid var(--line)}

.chart>.planned-alert{border:0;background:transparent;padding:0;margin:0 0 18px;font-size:13px;line-height:1.6;color:var(--muted)}

/* The feature preview closes Project 01; the divider follows it. */
#responses{border-bottom:0;padding-bottom:28px}.cost-placeholder{margin-top:20px;margin-bottom:36px}.cost-placeholder+.related-projects{border-top:1px solid var(--line);padding-top:40px}

.case-hero{padding-top:28px}#responses{padding-bottom:12px}.cost-placeholder{margin-top:8px}
#education .education{margin-left:205px}
@media(max-width:800px){#education .education{margin-left:0}}

/* Navigation shared across all pages */
header>nav:first-child{height:auto;min-height:80px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px}.navlinks{flex-wrap:wrap;gap:14px 22px}html{scroll-padding-top:var(--header-offset,160px)}.case-section{scroll-margin-top:0}@media(max-width:1000px){header>nav:first-child .brand{flex:1}header>nav:first-child .language-switch{order:1}header>nav:first-child .navlinks{order:2;width:100%;margin:0}.navlinks{gap:12px 20px}}