@charset "UTF-8";
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*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:2rem}body{margin:0;background:var(--page);color:var(--ink);font:1rem/1.7 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid var(--accent-ink);outline-offset:5px}::selection{background:var(--accent);color:#fff}[hidden]{display:none!important}.skip-link{position:fixed;top:-5rem;left:1rem;padding:1rem;background:var(--ink);color:white;z-index:10}.skip-link:focus{top:1rem}
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.experience-list{border-top:1px solid var(--line)}.experience-row{display:grid;grid-template-columns:15rem minmax(0,1fr);gap:2.5rem;padding:2.25rem 0;border-bottom:1px solid var(--line)}.experience-meta{font-size:.75rem;letter-spacing:.065em;color:var(--accent);padding-top:.4rem}.experience-row :is(h2,h3){font-size:1.4rem}.experience-row p{color:var(--muted);font-size:1rem;max-width:60rem;line-height:1.8}.experience-row .role-detail{font-size:.875rem;color:#414954;margin:.6rem 0 1rem}.practice-heading{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin:3rem 0 1.75rem}.practice-heading :is(h2,h3){font-size:1.25rem}.practice-heading>span{font-size:.8125rem;color:var(--muted)}.practice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.practice-grid article{padding:1.7rem 1.8rem;border:1px solid var(--line);border-radius:5px;background:#fff}.practice-grid :is(h2,h3){font-size:1.45rem;margin:1rem 0;letter-spacing:-.02em}.practice-grid p{font-size:1rem;color:var(--muted);line-height:1.8}
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.meeting-section{display:grid;grid-template-columns:.95fr 1.05fr;gap:5rem;border-bottom:0;padding-bottom:5rem}.meeting-intro h2{margin:2rem 0 1.7rem;font-size:clamp(2.5rem,4vw,3.6rem);line-height:1.18}.meeting-intro h2 span{color:var(--accent)}.meeting-intro>p{font-size:1.0625rem;color:var(--muted);line-height:1.85;max-width:25rem}.contact-email{display:inline-block;font-size:1.125rem;color:var(--accent);margin-top:2rem;overflow-wrap:anywhere}.contact-links{display:flex;flex-wrap:wrap;gap:1.5rem;font-size:.875rem;margin-top:1.3rem}.contact-links a:hover{text-decoration:underline}.meeting-panel{background:white;border:1px solid var(--line);padding:2rem;border-radius:6px;min-width:0}.meeting-panel>h3{font-size:1.5rem}.form-intro{font-size:.9375rem;color:var(--muted);margin:.5rem 0 1.8rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.field{display:flex;flex-direction:column;margin-bottom:1.2rem;min-width:0}.field label{font-size:.875rem;color:var(--ink);line-height:1.5;margin-bottom:.5rem}.field label span{color:var(--muted)}.field input,.field textarea,.field select{width:100%;min-width:0;max-width:100%;font-size:1rem;line-height:1.5;padding:.7rem .75rem;border:1px solid #cfd6e2;border-radius:4px;background:var(--page);color:var(--ink);outline:none}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent);box-shadow:0 0 0 3px #16a8891a}.field textarea{resize:vertical}.field input::placeholder,.field textarea::placeholder{color:#747c89}.field small{font-size:.75rem;color:var(--muted);margin-top:.35rem}.form-submit{width:100%;background:var(--accent)}.form-submit:hover{background:#54e7b8}.form-note{font-size:.8125rem;color:var(--muted);margin-top:1rem;line-height:1.7}.form-error{font-size:.875rem;color:#9a2b23;margin:0 0 1rem}.meeting-draft{border-top:1px solid var(--line);padding-top:1.5rem;margin-top:1.5rem}.meeting-draft:focus{outline:2px solid var(--accent-ink);outline-offset:6px}.meeting-draft :is(h3,h4){font-size:1.125rem;font-weight:600;margin:0 0 .7rem}.meeting-draft>p{font-size:.875rem;color:var(--muted)}.meeting-draft pre{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;background:var(--soft);padding:1rem;border-radius:4px;font: .875rem/1.8 var(--sans);max-height:21rem;overflow:auto}.draft-actions{display:flex;gap:.7rem;flex-wrap:wrap}.draft-actions a{font-size:.875rem}.secondary-button{background:white;border:1px solid #bdc8dd;border-radius:4px;padding:.7rem .9rem;font-size:.875rem;color:var(--ink);cursor:pointer}.secondary-button:hover{background:var(--soft)}.copy-status{min-height:1.5rem;margin-top:.75rem}
.site-footer{border-top:1px solid var(--line);padding:2rem 0}.footer-main{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.back-top{display:grid;place-items:center;width:3rem;height:3rem;border:1px solid #cfd6e2;border-radius:50%;font-size:1.4rem}.back-top:hover{background:var(--accent);color:white;border-color:var(--accent)}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:1rem;font-size:.75rem;color:var(--muted);flex-wrap:wrap}.footer-socials{display:flex;align-items:center;gap:1.4rem;flex-wrap:wrap}.footer-socials a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink);font-size:.875rem}.footer-socials a:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px}
@media(max-width:1100px){.site-header,main,.site-footer{width:calc(100% - 5rem)}.site-header nav{gap:1.15rem}.hero{gap:3%;padding-top:3rem}.name{font-size:clamp(3.5rem,8vw,6.75rem)}.hero-role{font-size:.9375rem}.hero-description{font-size:1rem}.about-body{gap:3rem}.research-grid,.practice-grid{gap:1rem}.research-card{padding:1.5rem}.research-card :is(h2,h3){font-size:1.4rem}.meeting-section{gap:3rem}.meeting-panel{padding:1.5rem}.experience-row{grid-template-columns:12rem 1fr;gap:2rem}.skills-grid{gap:1.5rem}.thesis{grid-template-columns:1fr}.thesis-links{flex-direction:row;flex-wrap:wrap}.publication{grid-template-columns:3.5rem 1fr}}
@media(max-width:850px){.site-header{align-items:flex-start;flex-direction:column;gap:1rem;padding-block:1.4rem}.site-header nav{width:100%;justify-content:space-between;gap:.75rem}.hero{grid-template-columns:1fr 1fr;gap:2rem}.hero-actions{gap:1rem}.hero-role{font-size:.875rem}.hero-visual .profile-note{padding:.7rem;gap:.6rem}.profile-note img{width:44px;height:44px}.profile-note>span>span{font-size:.75rem}.profile-arrow{display:none}.art-caption{font-size:.75rem;flex-wrap:wrap;gap:.3rem}.eyebrow{font-size:.75rem;flex-wrap:wrap;line-height:1.6}.section{padding:4.5rem 0}.section-heading{align-items:flex-start;flex-direction:column;gap:1rem}.research-grid,.practice-grid{grid-template-columns:1fr}.research-card :is(h2,h3) br,.practice-grid :is(h2,h3) br{display:none}.research-card{padding:1.8rem}.research-card :is(h2,h3){margin:1rem 0;font-size:1.5rem}.research-card p{margin-bottom:1.2rem}.about-body{grid-template-columns:1fr;gap:2rem}.about-body h2 br{display:none}.education-row{gap:1.5rem}.education-row :is(h2,h3){font-size:1.05rem}.skills-grid{grid-template-columns:1fr}.skills-grid>div{border-bottom:1px solid var(--line);padding-bottom:1.5rem}.skills-grid>div:last-child{border:0;padding:0}.skills-grid :is(h2,h3){margin-bottom:1rem}.skill-tags{margin-bottom:1rem}.meeting-section{grid-template-columns:1fr}.meeting-intro>p{max-width:36rem}.meeting-panel{padding:2rem}.practice-heading{align-items:flex-start;flex-direction:column}.experience-row{grid-template-columns:1fr;gap:1rem}.publication{gap:1rem}}
@media(max-width:600px){.site-header,main,.site-footer{width:calc(100% - 2.5rem)}.site-header nav{gap:.5rem 1rem;justify-content:flex-start;font-size:.875rem}.site-header nav .nav-meeting{margin-left:auto}.hero{grid-template-columns:1fr;gap:2rem;padding-top:2.5rem}.eyebrow{font-size:.75rem;margin-bottom:1.5rem;letter-spacing:.055em}.greeting{font-size:1.5rem}.name{font-size:clamp(3.75rem,19vw,6.75rem)}.hero-role{font-size:1rem;margin-top:1.5rem}.hero-description{font-size:1.0625rem}.hero-actions{gap:1.2rem}.hero-visual{margin-top:.5rem}.art-frame{aspect-ratio:1.2;border-bottom-right-radius:65px}.art-caption{justify-content:space-between}.profile-note img{width:56px!important;height:56px!important}.hero-visual .profile-note{padding:1rem;gap:1rem}.profile-note>span>span{font-size:.8125rem}.hero-bottom{padding-top:.5rem;margin-top:0;font-size:.75rem;align-items:flex-start}.hero-bottom>span{max-width:10rem}.hero-bottom a{gap:.5rem;white-space:nowrap}.section{padding:3.5rem 0}.section-heading{margin:1.35rem 0 2rem}h2{font-size:2rem}.about-copy p{font-size:1rem}.about-body{gap:1.5rem}.education-row{grid-template-columns:1fr;gap:1.75rem;margin-top:2.5rem}.education-row :is(h2,h3){font-size:1.1875rem}.inline-links{gap:1rem}.research-card{padding:1.5rem}.publication{grid-template-columns:1fr;gap:.6rem;padding:1.8rem 0}.pub-venue{font-size:.75rem;line-height:1.7;margin-bottom:.5rem}.publication :is(h2,h3){font-size:1.125rem;line-height:1.55}.pub-summary{font-size:.9375rem}.pub-authors{font-size:.875rem}.thesis{padding:1.5rem;gap:1.5rem}.thesis :is(h2,h3){font-size:1.2rem}.thesis p{font-size:.9375rem}.experience-row{padding:1.75rem 0}.experience-row :is(h2,h3){font-size:1.25rem}.practice-grid article{padding:1.5rem}.meeting-section{gap:2rem}.meeting-intro h2{font-size:2.5rem;margin:1.5rem 0}.meeting-panel{padding:1.5rem}.form-row{grid-template-columns:1fr;gap:0}.contact-email{font-size:1.125rem}.draft-actions{flex-direction:column}.footer-bottom{align-items:flex-start;flex-direction:column;gap:.6rem}}
@media(max-width:360px){.site-header,main,.site-footer{width:calc(100% - 2rem)}.site-header nav .nav-meeting{margin-left:0}.hero-bottom{flex-direction:column}.meeting-panel{padding:1.2rem}.name{font-size:19vw}.hero-actions{align-items:flex-start;flex-direction:column}.contact-email{font-size:1rem}.eyebrow{letter-spacing:0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

.pub-original-title{font-size:1rem;line-height:1.8;color:var(--muted);margin-top:.5rem;font-family:var(--sans),"Microsoft YaHei","PingFang SC",sans-serif}


/* Shared navigation and independent page layout. */
.site-header nav{gap:1.25rem;font-size:.875rem}
.site-header nav a{position:relative;white-space:nowrap;min-height:44px;display:inline-flex;align-items:center}
.site-header nav a[aria-current="page"]{color:var(--accent)}
.site-header nav a[aria-current="page"]::after{content:"";height:2px;position:absolute;inset:auto 0 0;background:var(--accent)}
.menu-toggle{display:none;align-items:center;gap:.75rem;background:transparent;border:1px solid var(--line);padding:.5rem .75rem;border-radius:4px;min-height:44px;cursor:pointer;font-size:.875rem;color:var(--ink)}
.menu-icon{width:16px;height:10px;position:relative;border-top:1px solid currentColor;border-bottom:1px solid currentColor}
.menu-toggle[aria-expanded="true"] .menu-icon{border-bottom:0;transform:translateY(4px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] .menu-icon::after{content:"";position:absolute;left:0;top:-1px;width:16px;border-top:1px solid currentColor;transform:rotate(90deg)}
.inner-page main{min-height:62vh}
.inner-page .section{border-bottom:0;padding-top:4.5rem;padding-bottom:5.5rem}
.inner-page .page-title{font-size:clamp(2.4rem,4vw,3.6rem);font-weight:500;line-height:1.17;letter-spacing:-.05em;margin:0}
.inner-page .section-heading{margin:1.8rem 0 3.5rem}
.inner-page .about-body{grid-template-columns:1fr 1.4fr;margin-top:2rem}
.inner-page .meeting-intro .page-title{margin:2rem 0 1.7rem}
.inner-page .meeting-intro .page-title span{color:var(--accent)}
.inner-page .experience-row:last-child{border-bottom:0}
.inner-page .item-title{font-weight:500}

/* Local particle motion and gentle entrance effects. */
.home-hero{position:relative;isolation:isolate;padding-top:4.5rem}
.home-hero .hero-copy{position:relative}
.home-hero .hero-copy::before{content:"";position:absolute;inset:-1.75rem;z-index:-1;background:radial-gradient(ellipse at 35% 50%,#fffffff5 25%,#ffffffbd 60%,transparent 75%);pointer-events:none}
.home-hero .hero-visual{animation:home-arrive 1s cubic-bezier(.2,.7,.2,1) both;animation-delay:.15s}
.home-hero .hero-copy{animation:home-arrive .9s cubic-bezier(.2,.7,.2,1) both}
.home-hero .art-frame{box-shadow:0 20px 65px -40px #16a88965;border:1px solid #e4f4ec}
.hero-bottom-actions{display:flex;align-items:center;gap:1.8rem;flex-wrap:wrap}
.motion-toggle{display:inline-flex;align-items:center;gap:.5rem;min-height:44px;padding:0;background:none;border:0;color:var(--muted);font-size:.8125rem;cursor:pointer}
.motion-toggle:hover{color:var(--accent)}
.motion-symbol{font-size:.875rem;min-width:1em;line-height:1;text-align:center}
.home-directory{padding:4.5rem 0 5rem}
.directory-heading{display:flex;align-items:baseline;justify-content:space-between;gap:2rem;margin-bottom:2.25rem}
.directory-heading h2{font-size:1.65rem;letter-spacing:-.035em}
.directory-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:3.5rem}
.directory-link{display:grid;grid-template-columns:2rem 1fr 1.5rem;gap:.7rem;padding:1.65rem 0;border-top:1px solid var(--line);align-items:start}
.directory-number{font-size:.75rem;color:var(--accent);padding-top:.4rem}
.directory-link strong{display:block;font-size:1.25rem;font-weight:500;line-height:1.4;margin-bottom:.45rem;transition:color .2s}
.directory-description{display:block;color:var(--muted);font-size:.875rem;max-width:28rem;line-height:1.7}
.directory-arrow{font-size:1.2rem;color:var(--accent);transition:transform .2s}
.directory-link:hover strong{color:var(--accent)}
.directory-link:hover .directory-arrow{transform:translate(3px,-3px)}
@keyframes home-arrive{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1100px){
 .site-header{flex-direction:row;flex-wrap:wrap;align-items:center;gap:1rem;padding-block:1.2rem;min-height:90px}
 .site-header nav{flex-basis:100%;width:100%;justify-content:flex-start;gap:.5rem 1.5rem}
 .menu-toggle:not([hidden]){display:inline-flex;margin-left:auto}
 .nav-ready .site-header nav{display:none}
 .nav-ready .site-header nav[data-open="true"]{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.3rem 1rem;border-top:1px solid var(--line);padding-top:1rem}
 .site-header nav a[aria-current="page"]::after{right:auto;width:1.25rem}
}
@media(max-width:850px){
 .inner-page .about-body{grid-template-columns:1fr}
 .inner-page .section-heading{margin-bottom:2.5rem}
 .home-hero{gap:2rem;padding-top:3rem}
 .directory-grid{column-gap:2rem}
 .directory-heading{align-items:flex-start;flex-direction:column;gap:.6rem}
 .hero-bottom{align-items:flex-start}
 .hero-bottom-actions{gap:.5rem 1.5rem}
}
@media(max-width:600px){
 .nav-ready .site-header nav[data-open="true"]{grid-template-columns:1fr 1fr;gap:.35rem 1rem}
 .site-header nav a{font-size:1rem}
 .home-hero{padding-top:2.75rem}
 .home-hero .hero-copy::before{inset:-1rem}
 .hero-bottom{flex-direction:column;gap:.65rem}
 .hero-bottom>span{max-width:none}
 .hero-bottom-actions{justify-content:space-between;width:100%;gap:.5rem}
 .inner-page .section{padding-top:2.75rem;padding-bottom:3.5rem}
 .inner-page .page-title{font-size:2.4rem}
 .inner-page .section-heading{margin:1.5rem 0 2rem}
 .inner-page .about-body{margin-top:1.5rem}
 .inner-page .meeting-intro .page-title{margin:1.5rem 0}
 .home-directory{padding:3rem 0}
 .directory-heading h2{font-size:1.5rem}
 .directory-grid{grid-template-columns:1fr}
 .directory-link{padding:1.35rem 0}
 .motion-toggle{font-size:.75rem}
}
@media(prefers-reduced-motion:reduce){
 .home-hero .hero-copy,.home-hero .hero-visual{animation:none!important}
 .home-hero .hero-copy,.home-hero .hero-visual{opacity:1;transform:none}
}

/* Original particle-city field: decorative geometry, never an analytical map. */
.home-page{position:relative;isolation:isolate}
.particle-field{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;contain:strict}
.particle-field canvas,.particle-field svg{position:absolute;inset:0;width:100%;height:100%;display:block}
.particle-field canvas{opacity:0;transition:opacity .45s ease}
.particle-field[data-ready="true"] canvas{opacity:1}
.particle-field[data-ready="true"] .particle-fallback{visibility:hidden}
.home-hero .hero-copy::before{background:radial-gradient(ellipse at 30% 50%,#ffffffe8 15%,#ffffffb8 62%,transparent 85%)}
.home-hero .hero-visual{width:100%;max-width:440px;justify-self:end}
.research-focus .section-heading{margin-bottom:2rem}
.research-introduction{font-size:1.15rem;line-height:1.85;max-width:52rem;color:var(--muted);margin-bottom:3.5rem}
.research-themes{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem}
.research-theme{border-top:2px solid var(--accent);padding-top:1.7rem;display:flex;flex-direction:column;align-items:flex-start}
.research-theme h2{font-size:clamp(1.6rem,2.5vw,2.25rem);line-height:1.3;letter-spacing:-.035em;margin:1.3rem 0 1.5rem}
.research-theme p{font-size:1rem;line-height:1.85;color:var(--muted);margin-bottom:1.1rem}
.research-theme .text-link{margin-top:auto;padding-top:1rem;color:var(--accent);font-size:.875rem;min-height:44px}
.research-theme .text-link:hover{text-decoration:underline;text-underline-offset:4px}
@media(max-width:1100px){.research-themes{gap:2.5rem}}
@media(max-width:700px){.research-themes{grid-template-columns:1fr;gap:2.5rem}.research-introduction{font-size:1.0625rem;margin-bottom:2.5rem}.research-theme h2{font-size:1.8rem}.research-theme h2 br{display:none}}
@media(max-width:600px){.home-hero .hero-copy::before{inset:-1rem;background:linear-gradient(90deg,#ffffffe0,#ffffff85 72%,transparent)}.home-hero .hero-visual{max-width:none}.hero-bottom>span{font-size:.75rem}}
@media(prefers-reduced-motion:reduce){.particle-field canvas{transition:none}}

/* Keep the city visible throughout the home page while shielding reading areas. */
.home-page .site-header{background:linear-gradient(180deg,#fffffff2,#ffffffad)}
.home-page .home-directory{position:relative}
.home-page .directory-link{background:linear-gradient(90deg,#ffffffdd,#ffffffb8 78%,#ffffff80);padding-inline:.65rem;transition:background .2s}
.home-page .directory-link:hover{background:#fffffff0}
.home-page .directory-heading,.home-page .hero-bottom,.home-page .art-caption{background:linear-gradient(90deg,#ffffffca,#ffffff70)}
.home-page .site-footer{background:linear-gradient(180deg,#ffffffbd,#ffffffeb)}

/* White page, mint accents. Keep original neutral typography and portrait detail. */
.mark{color:var(--ink)}
::selection{color:var(--ink)}
.primary-link:hover,.form-submit,.form-submit:hover,.back-top:hover{color:var(--ink)}
.home-hero .art-frame img{filter:hue-rotate(-70deg) saturate(.7);mix-blend-mode:multiply}
.site-header nav a:hover,.site-header nav a[aria-current="page"],.text-link:hover,.inline-links a:hover,
.hero-role a:hover,.hero-bottom a:hover,.research-card a,.publication :is(h2,h3) a:hover,
.thesis-links a,.project-report,.contact-email,.research-theme .text-link,
.education-meta,.experience-meta,.pub-year,.motion-toggle:hover,.footer-socials a:hover,
.directory-link:hover strong{color:var(--accent-ink)}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent-ink)}