:root{--color-primary:#27ae60;--color-primary-dark:#219150;--color-dark-green:#14532d;--color-mid-green:#1a7745;--color-text:#2c3e50;--color-bg:#f8f9fa}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;display:flex;flex-direction:column}body{font-family:system-ui,-apple-system,'PingFang TC','Microsoft JhengHei','Noto Sans TC','Helvetica Neue',Arial,sans-serif;line-height:1.6;color:#333;background-color:var(--color-bg)}.en{display:none}html[lang="en"] .en{display:inline}html[lang="en"] div.en,html[lang="en"] p.en{display:block}html[lang="en"] .zh{display:none}.language-toggle{position:fixed;top:20px;right:20px;z-index:1001;background:var(--color-primary);color:white;border:none;padding:0.5rem 1rem;border-radius:25px;cursor:pointer;font-weight:500;font-size:0.9rem;transition:all 0.3s ease;box-shadow:0 2px 8px rgba(39,174,96,0.3)}.language-toggle:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:0 4px 12px rgba(39,174,96,0.4)}.container{max-width:1200px;margin:0 auto;padding:0 20px}header{background:linear-gradient(135deg,rgba(20,83,45,0.85) 0%,rgba(26,119,69,0.85) 100%),url('images/hero-bg.webp') center/cover;color:white;padding:2rem 0;text-align:center;box-shadow:0 4px 12px rgba(0,0,0,0.15);position:relative}.header-content{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:1rem}.header-text{text-align:center}.header-text h1{font-size:2.5rem;font-weight:400;margin-bottom:0.3rem}.header-text .subheadline{font-size:1.5rem;font-weight:300;letter-spacing:-0.02em;color:hsl(210,100%,93%);text-shadow:0 0 2px rgba(255,255,255,0.15)}.profile-photo{width:180px;height:180px;object-fit:cover;border-radius:50%;box-shadow:0 4px 8px rgba(0,0,0,0.2);margin:1rem 1rem 0.5rem 1rem;display:block}nav{background:#fff;box-shadow:0 2px 4px rgba(0,0,0,0.1);position:sticky;top:0;z-index:100}.nav-container{display:flex;justify-content:center;flex-wrap:nowrap;overflow-x:auto}.nav-list{display:flex;list-style:none;margin:0;padding:0;flex-wrap:nowrap}.nav-list li{display:flex}.nav-item{background:none;border:none;padding:0.5rem 1.1rem;font-size:0.95rem;color:var(--color-text);cursor:pointer;transition:all 0.3s ease;font-weight:500;white-space:nowrap;text-decoration:none}html[lang="en"] .nav-item{padding:0.5rem 0.5rem}.nav-item:hover,.nav-item.active{background:var(--color-primary);color:white}.nav-toggle{display:none}main{flex:1 0 auto;padding-bottom:80px}.section{display:none;background:white;border-radius:10px;padding:2rem;margin-bottom:2rem;box-shadow:0 4px 6px rgba(0,0,0,0.1)}.section.active{display:block}.section h2{color:var(--color-text);font-size:1.75rem;font-weight:500;margin-bottom:1.5rem;border-bottom:3px solid var(--color-primary);padding-bottom:0.5rem}.section-sub-title{margin-top:3rem}.section h3{color:var(--color-text);font-size:1.25rem;font-weight:500;margin:1.5rem 0 1rem 0;border-left:4px solid var(--color-primary);padding-left:1rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-top:1.5rem;margin-bottom:1.5rem}.stat-card{display:block;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:white;padding:2rem;border-radius:10px;text-align:center;text-decoration:none;border:none;box-shadow:0 4px 8px rgba(39,174,96,0.3);outline:none;cursor:pointer}.stat-card:focus{box-shadow:0 0 0 3px var(--color-primary)}.stat-card:hover{background:linear-gradient(135deg,#1e8449 0%,#186a3b 100%)}.stat-number{font-size:1.7rem;font-weight:500;display:block}.stat-label{font-size:1rem;opacity:1;margin-top:0.5rem}.honors-highlight{color:#2980b9}.honors-list{list-style:none;padding:0}.honors-list li{margin-bottom:1rem;padding-left:1rem;border-left:4px solid var(--color-primary)}.interview-btn{display:inline-block;font-size:0.75rem;font-weight:600;padding:0.35rem 0.8rem;min-height:44px;min-width:44px;border-radius:999px;background:#e8f0fe;color:#2980b9;border:1px solid #b6d4fe;cursor:pointer;vertical-align:middle;transition:background 0.2s,color 0.2s}.interview-btn:hover{background:#2980b9;color:#fff}.alumni-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.85);z-index:9999;align-items:flex-start;justify-content:center;overflow-y:auto;padding:40px 16px}.alumni-modal-close{position:fixed;top:18px;right:28px;background:none;border:none;color:#fff;font-size:2.2rem;cursor:pointer;z-index:10000;line-height:1}.alumni-modal-content{background:#fff;border-radius:12px;max-width:1100px;width:100%;color:#222;padding:28px 32px 36px;box-shadow:0 10px 40px rgba(0,0,0,0.4)}.alumni-modal-title{font-size:1.5rem;font-weight:700;color:#1f3a68;text-align:center;margin-bottom:1.2rem;padding-bottom:0.6rem;border-bottom:2px solid #1f3a68}.alumni-section-title{font-size:1.15rem;font-weight:700;color:#fff;margin-top:1.4rem;margin-bottom:0.8rem;padding:0.45rem 0.9rem;border-radius:4px}.alumni-section-title--dist{background:#1f3a68}.alumni-section-title--out{background:#2980b9}.alumni-cohort{margin-bottom:1.1rem}.alumni-cohort-title{font-size:0.95rem;font-weight:600;color:#1f3a68;background:#eef3fa;border-left:4px solid #1f3a68;padding:0.35rem 0.7rem;margin-bottom:0.5rem}.alumni-cohort--out .alumni-cohort-title{color:#1d5d8c;background:#e7f1f9;border-left-color:#2980b9}.alumni-cohort-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:0.5rem}.alumni-card{border:1px solid #ddd;border-radius:4px;background:#fafafa;padding:0.45rem 0.6rem}.alumni-card-name{font-weight:600;color:#2c3e50;margin-bottom:0.15rem}.alumni-card-meta{font-size:0.8rem;color:#666;line-height:1.4}.alumni-card--self{background:#fff8d6;border-color:#f39c12;box-shadow:0 0 0 2px rgba(243,156,18,0.25)}.alumni-card--self .alumni-card-name{color:#c0392b}@media (max-width:600px){.alumni-modal-content{padding:20px 18px 28px}.alumni-modal-title{font-size:1.2rem}.alumni-cohort-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}}.honors-image{display:block;margin:0 auto;width:900px;max-width:100%;height:auto;border-radius:12px;box-shadow:0 4px 12px rgba(0,0,0,0.2)}.honors-caption{text-align:center;margin-top:8px;font-size:0.95em;color:#555}.honors-paragraph{font-size:1.1rem;line-height:1.8;margin-bottom:2rem;color:#555}.bio-paragraph{font-size:1.1rem;line-height:1.8;margin-bottom:1.5rem;color:#555;text-indent:2em}.contact-info{font-size:1.05rem;line-height:1.6;color:#555;background:#fff;border:1px solid #e0e0e0;border-radius:12px;padding:1.2rem 1.8rem;margin-top:0.5rem}.contact-info p{margin-bottom:0.15rem}.contact-info a{color:#2e7d32;text-decoration:none}.contact-info a:hover{text-decoration:underline}table.personal-info-table{border-collapse:separate;border-spacing:0;width:100%}table.personal-info-table td{padding:0.15rem 0;vertical-align:top}table.personal-info-table .pi-label{white-space:nowrap;padding-right:1em;font-weight:500;color:#444}figure{margin:2rem 0}.site-footer{position:fixed;bottom:0;left:0;width:100%;background-color:white;color:#333;padding:0.3rem 0;font-size:0.8rem;text-align:center;box-shadow:0 -2px 6px rgba(0,0,0,0.1);border-top:1px solid #ddd;z-index:1000}.footer-content{display:flex;justify-content:space-evenly;align-items:center;gap:0.3rem;flex-wrap:wrap;padding:0.3rem 1rem;overflow:visible;position:relative}.footer-link{position:relative;display:inline-flex;align-items:center}.footer-logo{height:32px;max-width:128px;object-fit:contain;transition:transform 0.3s ease,opacity 0.3s ease;filter:brightness(1.1)}.footer-link:hover .footer-logo{transform:scale(2);filter:brightness(1.2);opacity:0.85;z-index:10}.footer-tooltip{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(6px);background:linear-gradient(135deg,var(--color-dark-green),var(--color-mid-green));color:white;font-size:0.78rem;font-weight:500;padding:0.35rem 0.7rem;border-radius:6px;white-space:nowrap;box-shadow:0 3px 10px rgba(20,83,45,0.35);opacity:0;visibility:hidden;transition:opacity 0.25s ease,transform 0.25s ease,visibility 0.25s ease;pointer-events:none;z-index:1001}.footer-tooltip::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--color-mid-green)}.footer-link:hover .footer-tooltip,.footer-link:focus-within .footer-tooltip{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);pointer-events:auto}.software-list{list-style:none;padding:0;margin:2rem 0}.software-card{background:#fff;border:1px solid #e0e0e0;border-radius:12px;padding:1.5rem 2rem;margin-bottom:1.5rem;transition:box-shadow 0.2s,transform 0.2s}.software-card:hover{box-shadow:0 4px 16px rgba(0,0,0,0.1);transform:translateY(-2px)}.software-card h3{margin:0 0 0.5rem 0;font-size:1.4rem}.software-card h3 a{color:#1a73e8;text-decoration:none}.software-card h3 a:hover{text-decoration:underline}.software-desc{color:#444;line-height:1.7;margin:0.5rem 0}.software-tags{margin-top:0.75rem;display:flex;flex-wrap:wrap;gap:0.4rem}.software-tag{display:inline-block;background:#e8f0fe;color:#1a73e8;font-size:0.8rem;padding:0.2rem 0.6rem;border-radius:999px}.software-meta{margin-top:0.75rem;font-size:0.85rem;color:#767676}.software-meta a{color:#1a73e8;text-decoration:none}.software-meta a:hover{text-decoration:underline}.software-gallery{display:flex;gap:0.75rem;margin-top:1rem;overflow-x:auto;padding-bottom:0.5rem}.software-gallery a{flex:1 1 0;min-width:0}.software-gallery a.paper-thumb{flex:0 0 auto;width:20%;min-width:100px;max-width:160px}.software-gallery a.paper-thumb img{border:2px solid #1a73e8;box-shadow:0 2px 8px rgba(26,115,232,0.2)}.software-ref{margin-top:0.5rem;font-size:0.82rem;color:#555;line-height:1.5}.software-ref a{color:#1a73e8;text-decoration:none}.software-ref a:hover{text-decoration:underline}.software-gallery img{width:100%;height:auto;border-radius:8px;border:1px solid #e0e0e0;transition:transform 0.2s,box-shadow 0.2s;cursor:pointer}.software-gallery img:hover{transform:scale(1.03);box-shadow:0 4px 12px rgba(0,0,0,0.15)}.press-source-title{font-size:1.3rem;font-weight:600;color:var(--color-dark-green);margin:2rem 0 0.8rem}.press-heading{font-size:1.1rem;font-weight:600;line-height:1.5;margin:0 0 0.5rem}.press-heading a{color:#1a73e8;text-decoration:none}.press-heading a:hover{text-decoration:underline}.press-date{display:inline-block;font-size:0.85rem;font-weight:normal;color:#767676;margin-right:0.3rem}.press-author{font-size:0.9rem;color:#666;margin:0 0 0.6rem;font-style:italic}.papers-category{margin-bottom:2rem;background:#fff;border:1px solid #e0e0e0;border-radius:12px;padding:1.5rem 2rem}.papers-category-title{font-size:1.3rem;font-weight:600;color:var(--color-text);margin:0 0 0.5rem 0;padding-left:1rem;border-left:4px solid var(--color-primary)}.papers-note{font-size:0.85rem;color:#767676;margin:0.25rem 0 1rem 0;font-style:italic}.papers-period-title{font-size:1rem;font-weight:600;color:var(--color-primary);margin:1.5rem 0 0.5rem 0;padding:0.4rem 0.8rem;background:#f0faf4;border-radius:6px;border:none}.papers-list{padding-left:2.5rem;margin:0.5rem 0 0 0}.paper-item{font-size:0.92rem;line-height:1.7;color:#444;margin-bottom:0.6rem;padding-left:0.4rem}.paper-item::marker{color:var(--color-primary);font-weight:600}.paper-item strong{color:#1a5276}.paper-item a{color:#1a73e8;text-decoration:none;word-break:break-all}.paper-item a:hover{text-decoration:underline}.paper-index{display:inline;font-size:0.82rem;color:#767676}.projects-role{margin-bottom:2rem;background:#fff;border:1px solid #e0e0e0;border-radius:12px;padding:1.5rem 2rem}.projects-role-title{font-size:1.3rem;font-weight:600;color:var(--color-text);margin:0 0 1rem 0;padding-left:1rem;border-left:4px solid var(--color-primary)}.projects-list{padding-left:2.5rem;margin:0.5rem 0 0 0}.project-item{font-size:0.92rem;line-height:1.7;color:#444;margin-bottom:0.8rem;padding-left:0.4rem}.project-item::marker{color:var(--color-primary);font-weight:600}.project-name{font-weight:500;color:var(--color-text)}.project-meta{display:block;font-size:0.82rem;color:#767676;line-height:1.5;margin-top:0.15rem}.project-meta .project-grant{font-family:'SF Mono','Fira Code','Consolas',monospace;color:#999}.project-amount{color:var(--color-primary);font-weight:500}.article-lang-badge{display:inline-block;font-size:0.65rem;font-weight:600;padding:0.15rem 0.5rem;border-radius:999px;background:#e8f0fe;color:#1a73e8;vertical-align:middle;margin-left:0.4rem;letter-spacing:0.02em}.article-text{cursor:pointer;position:relative;color:#444;font-size:0.97rem;line-height:1.7;transition:max-height 0.4s ease;overflow:hidden}.article-text:focus-visible{outline:2px solid #14532d;outline-offset:2px;border-radius:4px}.article-text.collapsed{max-height:8.5em}.article-text.collapsed::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2.5em;background:linear-gradient(transparent,var(--color-bg));pointer-events:none}.article-text.expanded{max-height:300em}.article-text p{margin:0 0 0.8em 0;text-indent:2em}.article-text.no-indent p{text-indent:0}.article-text p:last-child{margin-bottom:0}.article-thumb{display:inline-block;max-width:180px;cursor:pointer}.article-thumb img{width:100%;height:auto;border-radius:8px;border:2px solid var(--color-primary);box-shadow:0 2px 8px rgba(39,174,96,0.2);transition:transform 0.2s,box-shadow 0.2s}.article-thumb img:hover{transform:scale(1.03);box-shadow:0 4px 12px rgba(0,0,0,0.15)}.articles-back-btn{display:inline-block;margin-bottom:1rem;padding:0.5rem 1.2rem;background:var(--color-primary);color:white;border:none;border-radius:6px;font-size:0.95rem;font-weight:500;cursor:pointer;transition:background 0.3s ease}.articles-back-btn:hover{background:var(--color-primary-dark)}#articles-pdf-frame{width:100%;height:80vh;border:none;border-radius:8px;display:block}#embed{padding:0;overflow:hidden}#embed-frame{width:100%;height:80vh;border:none;display:block}.fade-in{animation:fadeIn 0.5s ease-in}@keyframes fadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width:768px){.container{padding:0 15px}.header-text h1{font-size:1.7rem;line-height:1.4;margin-bottom:0.3rem}.header-text .subheadline{font-size:1.1rem;line-height:1.4}.header-content{flex-direction:column;align-items:center;text-align:center;gap:0.5rem}.profile-photo{width:140px;height:140px;margin:0.5rem}.language-toggle{top:10px;right:10px;padding:0.4rem 0.8rem;font-size:0.8rem}.nav-toggle{display:block;padding:1rem;font-size:1.5rem;background:none;border:none;color:var(--color-text);cursor:pointer}.nav-container{display:none;flex-direction:column;align-items:flex-start;padding:1rem}.nav-container.show{display:flex}.nav-list{flex-direction:column;width:100%}.nav-list li{width:100%}.nav-item{width:100%;text-align:left;padding:0.8rem 1rem}.section{padding:1.5rem}.stats-grid{grid-template-columns:1fr}.software-gallery{flex-direction:column}.software-gallery a{flex:none}.papers-category{padding:1rem 1.2rem}.papers-list{padding-left:2rem}.paper-item{font-size:0.85rem}.projects-role{padding:1rem 1.2rem}.projects-list{padding-left:2rem}.project-item{font-size:0.85rem}.site-footer{position:static;box-shadow:none;border-top:1px solid #ccc}main{padding-bottom:2rem}}@media (max-width:1024px) and (min-width:769px){.nav-item{padding:0.5rem 0.6rem;font-size:0.9rem}html[lang="en"] .nav-item{padding:0.5rem 0.4rem;font-size:0.88rem}}.back-to-top-shared{position:fixed;bottom:75px;right:30px;background:var(--color-primary);color:white;border:none;border-radius:50%;width:48px;height:48px;font-size:24px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(39,174,96,0.4);transition:all 0.3s ease;opacity:0;visibility:hidden;z-index:999}.back-to-top-shared.visible{opacity:1;visibility:visible}.back-to-top-shared:hover{background:var(--color-primary-dark);transform:translateY(-3px);box-shadow:0 8px 20px rgba(39,174,96,0.6)}.skip-link{position:absolute;top:-40px;left:0;background:#14532d;color:#fff;padding:8px 16px;z-index:10000;font-size:14px;text-decoration:none;transition:top 0.2s}.skip-link:focus{top:0}a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:2px solid #14532d;outline-offset:2px}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important;scroll-behavior:auto!important}}@media (prefers-contrast:more){:root{--color-primary:#006400;--color-dark-green:#003300}.stat-card{border:2px solid #000}.software-card{border:2px solid #000}.footer-tooltip{border:1px solid #fff}}@media (forced-colors:active){.skip-link{border:1px solid}a:focus-visible,button:focus-visible{outline:2px solid}}