@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&display=swap");:root{--bg-canvas:#FFFDF5;--bg-surface:#FFFFFF;--bg-surface-alt:#FFFDF5;--ink:#000000;--accent-red:#FF6B6B;--accent-yellow:#FFD93D;--accent-yellow-hover:#F6C824;--accent-violet:#C4B5FD;--accent-blue:#8ED7FF;--accent-green:#B9F576;--accent-orange:#FFB38A;--text-primary:#000000;--text-secondary:#1F2937;--text-muted:#4B5563;--border-width:3px;--border-thick-width:4px;--border:var(--border-width) solid var(--ink);--border-thick:var(--border-thick-width) solid var(--ink);--border-thin:2px solid var(--ink);--shadow-xs:2px 2px 0 var(--ink);--shadow-sm:4px 4px 0 var(--ink);--shadow-md:6px 6px 0 var(--ink);--shadow-lg:8px 8px 0 var(--ink);--shadow-xl:12px 12px 0 var(--ink);--wire-color:#000000;--font-main:"Poppins",system-ui,-apple-system,sans-serif;--font-display:"Comic Sans MS","Comic Sans","Chalkboard SE",cursive;--radius-pill:9999px;--radius-card:14px}[data-theme=dark]{--bg-canvas:#121316;--bg-surface:#1E2127;--bg-surface-alt:#16181C;--ink:#FFFFFF;--accent-red:#FF5A5A;--accent-yellow:#FFD93D;--accent-violet:#B8A5FF;--accent-blue:#70CCFF;--accent-green:#A3EE55;--accent-orange:#FFA372;--text-primary:#FFFFFF;--text-secondary:#E5E7EB;--text-muted:#9CA3AF;--border:var(--border-width) solid var(--ink);--border-thick:var(--border-thick-width) solid var(--ink);--border-thin:2px solid var(--ink);--shadow-xs:2px 2px 0 var(--ink);--shadow-sm:4px 4px 0 var(--ink);--shadow-md:6px 6px 0 var(--ink);--shadow-lg:8px 8px 0 var(--ink);--shadow-xl:12px 12px 0 var(--ink);--wire-color:#FFD93D}*,:after,:before{box-sizing:border-box}html{scroll-behavior:smooth}body,html{overflow-x:clip}body{margin:0;font-family:var(--font-main);background-color:var(--bg-canvas);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh;max-width:100vw;background-image:radial-gradient(var(--ink) 1px,transparent 1.5px);background-size:24px 24px;background-attachment:fixed}h1,h2,h3,h4,ol,p,ul{margin:0;padding:0}ol,ul{list-style:none}a{text-decoration:none}a,button{color:inherit}button{font-family:inherit}.skip-link{position:fixed;top:-80px;left:20px;z-index:100;background:var(--accent-yellow);color:#000;padding:10px 18px;border:var(--border);box-shadow:var(--shadow-sm);font-weight:800;transition:top .2s ease}.skip-link:focus{top:16px}.portfolio-app-shell{display:flex;max-width:1140px;margin:0 auto;padding:0 20px 80px;gap:36px;align-items:flex-start}.spring-sidebar{position:-webkit-sticky;position:sticky;top:0;height:100vh;height:100dvh;width:172px;flex-shrink:0;display:flex;flex-direction:column;z-index:20}.scroll-train{position:absolute;left:5px;z-index:4;display:grid;place-items:center;width:28px;height:28px;color:#000;background:var(--accent-yellow);border:2px solid var(--ink);border-radius:9px;box-shadow:2px 2px 0 var(--ink);pointer-events:none;transform:translateY(-50%) rotate(90deg);transition:top .72s cubic-bezier(.22,1,.36,1)}@media (prefers-reduced-motion:reduce){.scroll-train{transition:none}}.spring-wire-svg{position:absolute;top:0;left:0;width:100%;height:100%;color:var(--wire-color);pointer-events:none;z-index:0;overflow:visible}.spring-wire-path{stroke:currentColor;transition:d .52s cubic-bezier(.34,1.56,.64,1)}.spring-nav{flex:1 1;display:flex;flex-direction:column;justify-content:space-between;align-items:center;padding:18px 0 12px;position:relative;z-index:2}.spring-pill{display:inline-flex;align-items:center;gap:8px;background-color:var(--accent-yellow);color:#000000;border:var(--border);border-radius:var(--radius-pill);padding:7px 14px 7px 11px;font-weight:800;font-size:12px;white-space:nowrap;box-shadow:var(--shadow-sm);cursor:pointer;text-decoration:none;-webkit-user-select:none;-moz-user-select:none;user-select:none;transform:scale(.94);transition:transform .48s cubic-bezier(.34,1.56,.64,1),background-color .18s ease,box-shadow .18s ease,color .18s ease}.spring-pill:hover{transform:scale(1.02) translate(-2px,-2px);box-shadow:var(--shadow-md);background-color:var(--accent-yellow-hover)}.spring-pill.is-active{transform:scale(1.09);background-color:var(--accent-red);color:#FFFFFF;box-shadow:4px 4px 0 var(--ink)}.spring-pill.is-active .spring-pill-icon{stroke:#FFFFFF}.spring-pill-label{letter-spacing:.01em}.spring-sidebar-controls{position:relative;z-index:3;flex-direction:column;padding:10px 0 18px}.sidebar-controls,.spring-sidebar-controls{display:flex;align-items:center;gap:10px}.theme-toggle-btn{width:42px;height:42px;border-radius:50%;background:var(--accent-yellow);color:#000000;border:var(--border-thick);box-shadow:var(--shadow-sm);display:grid;place-items:center;cursor:pointer;transition:transform .1s ease,box-shadow .1s ease,background-color .2s ease}[data-theme=dark] .theme-toggle-btn{background:#1E2127;color:#FFD93D;border-color:#FFFFFF}.theme-toggle-btn:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-md)}.theme-toggle-btn:active{transform:translate(2px,2px);box-shadow:0 0 0 var(--ink)}.sidebar-socials{display:flex;gap:10px;align-items:center}.social-icon-btn{display:grid;place-items:center;width:32px;height:32px;border:var(--border-thin);background:var(--bg-surface);box-shadow:2px 2px 0 var(--ink);color:var(--text-primary);transition:transform .1s ease,box-shadow .1s ease}.social-icon-btn:hover{transform:translate(-2px,-2px) rotate(-4deg);box-shadow:4px 4px 0 var(--ink);background:var(--accent-blue)}.social-icon-btn:active{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}.portfolio-main-content{flex:1 1;min-width:0;display:flex;flex-direction:column;gap:40px;padding-top:36px}.content-section{scroll-margin-top:24px}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.section-title-with-icon{display:flex;align-items:center;gap:10px}.section-header-icon{color:var(--text-primary);stroke-width:2.5}.section-title{font-family:var(--font-display);font-size:24px;font-weight:800;color:var(--text-primary);letter-spacing:-.02em;text-transform:uppercase}.section-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:800;background:var(--accent-yellow);color:#000000;padding:5px 12px;border:var(--border-thin);box-shadow:var(--shadow-xs);border-radius:6px;transition:transform .1s ease,box-shadow .1s ease}.section-link:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-sm);background:var(--accent-blue)}.section-link:active{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}.hero-card{position:relative;border:var(--border-thick);border-radius:var(--radius-card);overflow:hidden;background-color:#000000;box-shadow:var(--shadow-lg);min-height:270px;display:flex;align-items:stretch}.hero-bg-layer{position:absolute;inset:0;background-image:url(/images/hero_banner.png);background-size:cover;background-position:100%;z-index:1}.hero-bg-layer:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(0,0,0,.95),rgba(0,0,0,.82) 48%,rgba(0,0,0,.25))}.hero-content{position:relative;z-index:2;width:100%;padding:40px 36px;display:flex;justify-content:space-between;align-items:flex-end}.hero-text-block{max-width:520px}.hero-greeting{display:inline-block;font-size:11px;letter-spacing:.12em;background:var(--accent-green);color:#000;border:var(--border-thin);box-shadow:var(--shadow-xs);padding:3px 8px;border-radius:4px;margin-bottom:8px}.hero-greeting,.hero-title{font-weight:800;text-transform:uppercase}.hero-title{font-family:var(--font-display);font-size:42px;color:#FFFFFF;letter-spacing:-.03em;line-height:1.05;margin:4px 0 10px;text-shadow:3px 3px 0 var(--accent-red)}.hero-tagline{font-size:14.5px;font-weight:700;color:var(--accent-yellow);margin-bottom:8px;letter-spacing:-.01em}.hero-description{font-size:14px;color:#E5E7EB;margin-bottom:24px;line-height:1.5}.hero-actions{display:flex;gap:14px;align-items:center}.hero-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius-pill);font-size:13.5px;font-weight:800;border:var(--border);box-shadow:var(--shadow-sm);cursor:pointer;transition:transform .1s ease,box-shadow .1s ease;-webkit-user-select:none;-moz-user-select:none;user-select:none}.hero-btn:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-md)}.hero-btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}.hero-btn-primary{background-color:#FFFFFF;color:#000000}.hero-btn-secondary{background-color:var(--accent-red);color:#FFFFFF}.hero-quote-block{text-align:right}.hero-quote-text{font-size:14px;font-style:italic;font-weight:700;color:#FFFFFF;line-height:1.4;text-shadow:2px 2px 0 #000}.about-card{background-color:var(--bg-surface);border:var(--border-thick);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-lg)}.about-grid{display:flex;gap:28px;align-items:flex-start}.about-image-wrapper{flex-shrink:0;width:175px;height:175px;border-radius:12px;overflow:hidden;border:var(--border);box-shadow:var(--shadow-md);transform:rotate(-1deg)}.about-portrait{width:100%;height:100%;object-fit:cover;display:block}.about-content{flex:1 1;min-width:0;overflow:hidden}.about-paragraph{font-size:14px;font-weight:500;color:var(--text-secondary);line-height:1.65;margin-bottom:12px}.about-chips-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px;margin-top:20px}.about-chip{display:flex;align-items:center;gap:10px;background-color:var(--bg-surface-alt);border:var(--border-thin);box-shadow:var(--shadow-xs);padding:9px 14px;border-radius:8px;transition:transform .1s ease,box-shadow .1s ease}.about-chip:first-child{background-color:var(--accent-violet)}.about-chip:nth-child(2){background-color:var(--accent-yellow)}.about-chip:nth-child(3){background-color:var(--accent-blue)}.about-chip:nth-child(4){background-color:var(--accent-green)}.about-chip:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-sm)}.chip-icon-box{display:grid;place-items:center;color:#000000}.chip-text{display:flex;flex-direction:column}.chip-title{font-size:12.5px;font-weight:800;color:#000000}.chip-subtitle{font-size:11px;font-weight:600;color:#1F2937}.live-dot{width:10px;height:10px;border-radius:50%;background-color:#000;box-shadow:0 0 0 2px #fff,0 0 0 4px #000}.about-socials{display:flex;gap:10px;align-items:center;margin-top:18px;flex-wrap:wrap}.about-resume-btn{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 12px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;border:var(--border-thin);background:var(--accent-yellow);color:#000000;box-shadow:2px 2px 0 var(--ink);transition:transform .1s ease,box-shadow .1s ease;text-decoration:none}.about-resume-btn:hover{transform:translate(-2px,-2px);box-shadow:4px 4px 0 var(--ink);background:#FFE270}.about-resume-btn:active{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}.projects-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:20px;gap:20px}.project-card{background-color:var(--bg-surface);border:var(--border-thick);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;transition:transform .15s ease,box-shadow .15s ease}.project-card:hover{transform:translate(-3px,-3px);box-shadow:var(--shadow-xl)}.project-image-container{width:100%;height:135px;background-color:#000000;overflow:hidden;border-bottom:var(--border)}.project-image{width:100%;height:100%;object-fit:cover;display:block}.project-body{padding:18px;display:flex;flex-direction:column;flex:1 1}.project-badges-row{display:flex;gap:8px;margin-bottom:10px}.status-pill{font-size:11px;font-weight:800;padding:3px 9px;border:var(--border-thin);border-radius:var(--radius-pill);box-shadow:var(--shadow-xs);color:#000000;text-transform:uppercase}.status-pill-blue{background-color:var(--accent-blue)}.status-pill-green{background-color:var(--accent-green)}.status-pill-amber{background-color:var(--accent-yellow)}.status-pill-muted{background-color:var(--bg-canvas)}.project-title{font-family:var(--font-display);font-size:17px;font-weight:800;color:var(--text-primary);margin-bottom:6px;letter-spacing:-.02em}.project-desc{font-size:13px;font-weight:500;color:var(--text-secondary);line-height:1.5;margin-bottom:14px;flex:1 1}.project-tags-row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}.tech-tag{font-size:11px;font-weight:700;background-color:var(--bg-canvas);color:var(--text-primary);border:var(--border-thin);padding:2.5px 8px;border-radius:4px}.project-footer{display:flex;align-items:center;gap:10px;padding-top:14px;border-top:var(--border-thin);font-size:12.5px;font-weight:800}.project-link{display:inline-flex;align-items:center;gap:6px;color:var(--text-primary);transition:transform .1s ease}.project-link:hover{transform:translate(-1px,-1px);color:var(--accent-red)}.project-link-demo{color:var(--text-primary)}.project-link-demo:hover{color:var(--accent-red)}.project-link-divider{font-weight:800}.research-card{background-color:var(--bg-surface);border:var(--border-thick);border-radius:var(--radius-card);padding:22px 24px;box-shadow:var(--shadow-lg);transition:transform .15s ease,box-shadow .15s ease}.research-card:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-xl)}.research-layout{display:flex;gap:22px;align-items:flex-start}.research-thumb-wrapper{flex-shrink:0;width:76px;height:102px;border-radius:6px;overflow:hidden;border:var(--border);box-shadow:var(--shadow-sm);transform:rotate(-1deg)}.research-thumb{width:100%;height:100%;object-fit:cover;display:block}.research-details{flex:1 1;min-width:0}.research-top-row{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:6px}.research-paper-title{font-size:15px;font-weight:800;color:var(--text-primary);line-height:1.35;flex:1 1}.research-actions{display:flex;gap:8px;flex-shrink:0}.research-btn{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:800;background-color:var(--accent-yellow);color:#000;border:var(--border-thin);box-shadow:var(--shadow-xs);padding:4px 10px;border-radius:6px;transition:transform .1s ease,box-shadow .1s ease}.research-btn:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-sm);background-color:var(--accent-green)}.research-btn:active{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}.research-authors{font-size:13px;font-weight:700;color:var(--text-secondary);margin-bottom:2px}.research-venue{font-size:12.5px;font-weight:500;color:var(--text-muted);margin-bottom:12px}.research-tags-row{display:flex;flex-wrap:wrap;gap:6px}.dual-column-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:20px;gap:20px}.dual-column{display:flex;flex-direction:column}.info-card{background-color:var(--bg-surface);border:var(--border-thick);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-lg);flex:1 1;display:flex;flex-direction:column;transition:transform .15s ease,box-shadow .15s ease}.info-card:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-xl)}.card-top-header{display:flex;gap:14px;align-items:flex-start;margin-bottom:14px}.card-logo-box{width:46px;height:46px;border-radius:50%;overflow:hidden;flex-shrink:0;background-color:var(--bg-canvas);border:var(--border-thin);box-shadow:var(--shadow-xs);display:grid;place-items:center}.card-logo-img{width:100%;height:100%;object-fit:contain}.card-title-group{flex:1 1;min-width:0}.card-title-with-badge{display:flex;align-items:center;justify-content:space-between;gap:8px}.card-main-title{font-size:14.5px;font-weight:800;color:var(--text-primary);line-height:1.3}.card-sub-info{font-size:12.5px;font-weight:600;color:var(--text-muted);margin-top:2px}.card-degree-info{font-size:13px;font-weight:600;color:var(--text-secondary);margin-top:2px}.card-duration-info{font-size:12px;font-weight:500;color:var(--text-muted)}.card-bullet-list{padding-left:20px;margin-top:6px;list-style:disc}.card-bullet-list,.education-details{font-size:13px;font-weight:500;color:var(--text-secondary);line-height:1.6;display:flex;flex-direction:column;gap:6px}.skills-container{display:flex;flex-direction:column;gap:14px}.skills-pills-row{display:flex;flex-wrap:wrap;gap:10px}.skill-pill{font-size:13px;font-weight:800;padding:6px 14px;border:var(--border-thin);border-radius:8px;box-shadow:var(--shadow-xs);color:#000000;transition:transform .1s ease,box-shadow .1s ease;cursor:default}.skill-pill:hover{transform:translate(-2px,-2px) rotate(-1deg);box-shadow:var(--shadow-sm)}.skill-pill-blue{background-color:var(--accent-blue)}.skill-pill-yellow{background-color:var(--accent-yellow)}.skill-pill-green{background-color:var(--accent-green)}.skill-pill-gray{background-color:var(--bg-surface)}.skill-pill-orange{background-color:var(--accent-orange)}.quote-banner{margin-top:14px;background-color:var(--accent-yellow);color:#000000;border:var(--border-thick);border-radius:var(--radius-card);padding:18px 24px;text-align:center;box-shadow:var(--shadow-md);transform:rotate(-.5deg)}.quote-text{font-size:14.5px;font-style:italic;font-weight:800;display:inline}.quote-author{font-size:14px;font-weight:700;margin-left:8px;display:inline}.blog-posts-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:20px;gap:20px}.achievements-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:20px;gap:20px}.achievement-card,.blog-post-card{background-color:var(--bg-surface);border:var(--border-thick);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;transition:transform .15s ease,box-shadow .15s ease;text-decoration:none;color:inherit}.achievement-card:hover,.blog-post-card:hover{transform:translate(-3px,-3px);box-shadow:var(--shadow-xl)}.blog-post-card:hover .read-more-link{color:var(--accent-blue)}.blog-post-card:hover .read-more-link svg{transform:translateX(3px)}.read-more-link svg{transition:transform .15s ease}.blog-post-meta{display:flex;justify-content:space-between;font-size:12px;font-weight:700;color:var(--text-muted);margin-bottom:8px}.blog-read-time{display:inline-flex;align-items:center;gap:4px}.blog-post-title{font-family:var(--font-display);font-size:16px;font-weight:800;color:var(--text-primary);line-height:1.35;margin-bottom:8px}.achievement-desc,.blog-post-desc{font-size:13px;font-weight:500;color:var(--text-secondary);line-height:1.55;margin-bottom:14px;flex:1 1}.blog-post-footer{padding-top:12px;border-top:var(--border-thin)}.read-more-link{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:800;color:var(--text-primary)}.achievement-badge-row{margin-bottom:10px}.achievement-pill{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;font-weight:800;background-color:var(--accent-yellow);color:#000;border:var(--border-thin);box-shadow:var(--shadow-xs);padding:3px 10px;border-radius:var(--radius-pill)}.achievement-title{font-family:var(--font-display);font-size:15px;font-weight:800;color:var(--text-primary);margin-bottom:4px}.achievement-org{font-size:12.5px;font-weight:700;color:var(--accent-red);margin-bottom:8px}.contact-card{background-color:var(--bg-surface);border:var(--border-thick);border-radius:var(--radius-card);padding:26px;box-shadow:var(--shadow-lg)}.contact-content-grid{display:grid;grid-template-columns:1.4fr 1fr;grid-gap:24px;gap:24px;align-items:center}.contact-heading{font-family:var(--font-display);font-size:19px;font-weight:800;color:var(--text-primary);margin-bottom:8px}.contact-subtext{font-size:13.5px;font-weight:500;color:var(--text-secondary);line-height:1.55;margin-bottom:18px}.contact-email-row{display:inline-flex;align-items:center;gap:12px;background-color:var(--accent-yellow);border:var(--border-thin);box-shadow:var(--shadow-xs);padding:8px 16px;border-radius:8px}.contact-email-link{gap:8px;font-size:13.5px}.contact-copy-btn,.contact-email-link{display:inline-flex;align-items:center;font-weight:800;color:#000000}.contact-copy-btn{gap:4px;background:#FFFFFF;border:var(--border-thin);box-shadow:1px 1px 0 #000;cursor:pointer;font-size:11.5px;padding:3px 8px;border-radius:4px;transition:transform .1s ease}.contact-copy-btn:hover{transform:translate(-1px,-1px)}.contact-actions-col{display:flex;flex-direction:column;gap:12px}.contact-action-btn{display:inline-flex;align-items:center;justify-content:space-between;background-color:var(--bg-surface);border:var(--border);box-shadow:var(--shadow-sm);padding:12px 18px;border-radius:8px;font-size:13.5px;font-weight:800;color:var(--text-primary);transition:transform .1s ease,box-shadow .1s ease}.contact-action-btn:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-md);background-color:var(--accent-violet);color:#000000}.contact-action-btn:active{transform:translate(1px,1px);box-shadow:1px 1px 0 var(--ink)}.interactive-activity-section{display:flex;flex-direction:column;gap:20px}.neo-contribution-card{background-color:#FFFFFF;color:#000000;border:var(--border-thick);box-shadow:var(--shadow-lg);border-radius:6px;padding:24px 28px}.neo-contrib-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:20px}.neo-contrib-title-wrap{display:flex;align-items:baseline;gap:10px}.neo-contrib-number{font-family:var(--font-display);font-size:44px;font-weight:900;color:var(--accent-red);letter-spacing:-.04em;line-height:1}.neo-contrib-label{font-size:13px;letter-spacing:.05em}.neo-contrib-label,.neo-contrib-period{font-weight:800;color:#000000;text-transform:uppercase}.neo-contrib-period{font-size:12px}.neo-contrib-plot-wrap{overflow-x:auto;padding-bottom:6px}.neo-contrib-months{position:relative;height:20px;margin-bottom:6px;font-size:11px;font-weight:700;color:#000000}.neo-contrib-months span{position:absolute}.neo-contrib-grid{display:flex;gap:3.5px;width:max-content}.neo-contrib-col{display:grid;grid-template-rows:repeat(7,12px);grid-gap:3.5px;gap:3.5px}.neo-contrib-cell{width:12px;height:12px;border:1.5px solid #000000;border-radius:1px;cursor:pointer;padding:0;outline:none;transition:transform .1s ease}.neo-contrib-cell:hover{transform:scale(1.6);z-index:5;box-shadow:0 0 0 1px #000000}.neo-contrib-cell.level-0{background-color:#FFFDF5}.neo-contrib-cell.level-1{background-color:var(--accent-blue)}.neo-contrib-cell.level-2{background-color:var(--accent-green)}.neo-contrib-cell.level-3{background-color:var(--accent-yellow)}.neo-contrib-cell.level-4{background-color:var(--accent-red)}.neo-contrib-foot{justify-content:space-between;border-top:var(--border-thin);padding-top:14px;margin-top:16px;font-size:12px;color:#374151}.neo-contrib-foot,.neo-contrib-legend{display:flex;align-items:center;font-weight:700}.neo-contrib-legend{gap:5px;font-size:11px}.cell-sample{display:inline-block;width:10px;height:10px;border:1.5px solid #000000}.cell-sample.level-0{background-color:#FFFDF5}.cell-sample.level-1{background-color:var(--accent-blue)}.cell-sample.level-2{background-color:var(--accent-green)}.cell-sample.level-3{background-color:var(--accent-yellow)}.cell-sample.level-4{background-color:var(--accent-red)}.neo-ask-card{background-color:var(--accent-green);color:#000000;border:var(--border-thick);box-shadow:var(--shadow-lg);border-radius:6px;padding:24px;position:relative}.neo-ask-badge{display:inline-block;background-color:#000000;color:#FFFFFF;font-size:11px;font-weight:800;letter-spacing:.08em;padding:4px 10px;border-radius:3px;margin-bottom:14px;text-transform:uppercase}.neo-ask-form{display:flex;align-items:center;background:#FFFFFF;border:var(--border);box-shadow:var(--shadow-xs);padding:8px 14px;border-radius:4px;gap:10px;margin-bottom:14px}.neo-ask-input{flex:1 1;border:none;outline:none;background:transparent;font-family:var(--font-main);font-size:14.5px;font-weight:700;color:#000000}.neo-ask-input::placeholder{color:#6B7280;font-weight:600}.neo-ask-kbd{background-color:var(--accent-yellow);color:#000000;border:var(--border-thin);font-family:var(--font-main);font-size:13px;font-weight:900;padding:2px 10px;border-radius:4px;box-shadow:1px 1px 0 #000000;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.neo-ask-chips{display:flex;flex-wrap:wrap;gap:10px}.neo-ask-chip{border:var(--border-thin);box-shadow:var(--shadow-xs);padding:6px 16px;font-family:var(--font-main);font-size:13px;font-weight:800;color:#000000;border-radius:4px;cursor:pointer;transition:transform .1s ease,box-shadow .1s ease}.neo-ask-chip.chip-bg-violet{background-color:var(--accent-violet)}.neo-ask-chip.chip-bg-yellow{background-color:var(--accent-yellow)}.neo-ask-chip:hover{transform:translate(-2px,-2px);box-shadow:var(--shadow-sm)}.neo-ask-chip:active{transform:translate(1px,1px);box-shadow:0 0 0 #000000}.neo-ask-answer-box{margin-top:16px;background-color:#FFFFFF;border:var(--border);box-shadow:var(--shadow-sm);padding:14px 18px;border-radius:4px;position:relative}.neo-ask-q-label{font-size:12px;font-weight:800;color:var(--accent-red);margin-bottom:4px;text-transform:uppercase}.neo-ask-a-text{font-size:13.5px;font-weight:600;color:#000000;line-height:1.5}.neo-ask-clear-btn{margin-top:10px;background:transparent;border:none;cursor:pointer;font-size:11px;font-weight:800;color:var(--text-muted);text-transform:uppercase}.mobile-bottom-nav{display:none}@media (max-width:900px) and (min-width:769px){.portfolio-app-shell{padding:20px 16px 60px;gap:24px}.spring-sidebar{width:148px}.achievements-grid,.blog-posts-grid,.dual-column-grid,.projects-grid{grid-template-columns:1fr}}@media (max-width:768px){body,html{overflow-x:hidden!important;max-width:100vw;width:100%}body{padding-bottom:calc(72px + env(safe-area-inset-bottom, 0px))}.portfolio-app-shell{flex-direction:column;align-items:stretch!important;padding:16px 14px 28px;gap:20px}.portfolio-app-shell,.portfolio-main-content{width:100%;max-width:100%;box-sizing:border-box;overflow-x:hidden}.portfolio-main-content{min-width:0!important;padding-top:0;gap:24px}.spring-sidebar{display:none!important}.mobile-bottom-nav{display:block;position:fixed;bottom:0;left:0;right:0;width:100%;max-width:100vw;z-index:100;background-color:var(--bg-canvas);border-top:3px solid var(--ink);box-shadow:0 -4px 0 var(--ink);height:calc(64px + env(safe-area-inset-bottom, 0px));padding-bottom:env(safe-area-inset-bottom,0);box-sizing:border-box}.mobile-nav-scroll{display:flex;flex-direction:row;align-items:center;height:64px;width:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-webkit-overflow-scrolling:touch;gap:4px;padding:0 8px;box-sizing:border-box}.mobile-nav-scroll::-webkit-scrollbar{display:none}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;flex-shrink:0;min-width:54px;padding:5px 6px;border-radius:10px;text-decoration:none;color:var(--text-secondary);min-height:48px;transition:background-color .2s ease,transform .2s cubic-bezier(.34,1.56,.64,1),color .15s ease}.mobile-nav-item:active{transform:scale(.92)}.mobile-nav-item.is-active{background-color:var(--accent-yellow);color:#000000;border:2px solid var(--ink);box-shadow:2px 2px 0 var(--ink);transform:translateY(-2px) scale(1.04)}.mobile-nav-icon-wrap{display:grid;place-items:center;width:22px;height:22px}.mobile-nav-label{font-family:var(--font-display);font-size:9px;font-weight:700;white-space:nowrap}.hero-title{font-size:clamp(32px,9vw,46px)!important;line-height:1.1}.hero-tagline{font-size:13.5px!important;line-height:1.4}.hero-description{font-size:13px!important;line-height:1.5}.section-title{font-size:19px!important}.hero-card{min-height:auto!important;max-width:100%}.hero-card,.hero-content{width:100%;box-sizing:border-box}.hero-content{flex-direction:column;align-items:flex-start;padding:22px 18px!important;gap:16px}.hero-text-block{width:100%;max-width:100%}.hero-actions{flex-direction:column;width:100%;gap:10px}.hero-btn{width:100%;justify-content:center}.hero-quote-block{margin-top:4px;text-align:left;width:100%}.hero-quote-text{font-size:13.5px;line-height:1.4}.about-card{padding:18px 16px!important;max-width:100%;box-sizing:border-box}.about-card,.about-grid{width:100%;overflow:hidden}.about-grid{flex-direction:column!important;align-items:flex-start;gap:16px}.about-image-wrapper{flex-shrink:0}.about-image-wrapper,.about-portrait{width:110px!important;height:110px!important}.about-content{width:100%;max-width:100%;overflow:hidden;min-width:0}.about-paragraph{font-size:13px;line-height:1.6}.about-chips-grid{grid-template-columns:1fr 1fr;gap:8px;width:100%;box-sizing:border-box}.about-chip{padding:8px 10px;min-width:0;gap:8px}.chip-title{font-size:11.5px}.chip-subtitle,.chip-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chip-subtitle{font-size:10px}.about-socials{margin-top:14px;flex-wrap:wrap;gap:8px;width:100%}.interactive-activity-section,.neo-contribution-card{width:100%;max-width:100%;overflow:hidden}.neo-contribution-card{padding:16px 14px!important;box-sizing:border-box}.neo-contrib-head{margin-bottom:12px}.neo-contrib-number{font-size:32px!important}.neo-contrib-label{font-size:11px!important}.neo-contrib-period{font-size:10px!important}.neo-contrib-plot-wrap{width:100%;max-width:100%;min-width:0;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:8px}.neo-contrib-foot{font-size:11px;flex-direction:column;align-items:flex-start;gap:8px}.neo-ask-card{padding:16px 14px!important;max-width:100%}.neo-ask-card,.neo-ask-form{width:100%;box-sizing:border-box}.neo-ask-form{padding:6px 10px}.neo-ask-input{font-size:13px;min-width:0}.neo-ask-chips{gap:6px}.neo-ask-chip{font-size:11.5px;padding:5px 10px}.skills-container{width:100%;max-width:100%;overflow:hidden;gap:12px}.skills-pills-row{display:flex;flex-wrap:wrap;gap:7px;width:100%;max-width:100%}.skill-pill{font-size:12px;padding:5px 11px;white-space:nowrap}.quote-banner{transform:none!important;margin-top:10px;padding:14px 16px;width:100%;max-width:100%;box-sizing:border-box;text-align:center}.quote-text{font-size:13.5px;line-height:1.45;display:block;word-break:break-word}.quote-author{display:block;margin-top:6px;font-size:12px}.achievements-grid,.blog-posts-grid,.dual-column-grid,.projects-grid{grid-template-columns:1fr!important;width:100%;max-width:100%;gap:16px}.skills-grid{grid-template-columns:1fr!important}.achievement-card,.blog-post-card,.contact-card,.info-card,.neo-card,.project-card{width:100%;max-width:100%;box-sizing:border-box;padding:16px!important;box-shadow:3px 3px 0 var(--ink)!important}.project-body{padding:14px!important}.project-title{font-size:16px;word-break:break-word}.blog-post-title{font-size:15px;word-break:break-word}.blog-post-desc{font-size:12.5px;line-height:1.5}.contact-content-grid{grid-template-columns:1fr;gap:16px}.contact-heading{font-size:16px;line-height:1.35}.contact-subtext{font-size:12.5px;line-height:1.5}.contact-email-row{flex-direction:column;align-items:stretch;gap:8px;width:100%}.contact-email-link{font-size:12.5px;word-break:break-all}.contact-copy-btn,.contact-email-link{justify-content:center}.contact-actions-col{gap:8px;width:100%}.contact-action-btn{width:100%;justify-content:center;font-size:13px}.content-section{scroll-margin-top:14px;width:100%;max-width:100%}.section-header{margin-bottom:12px}.section-link{font-size:11.5px;padding:4px 8px}.research-card{width:100%;max-width:100%;padding:16px;box-sizing:border-box}.research-layout{gap:14px}.research-thumb-wrapper{width:64px;height:88px}.research-top-row{flex-direction:column;align-items:stretch;gap:10px}.research-paper-title{min-width:0;font-size:16px;line-height:1.3;overflow-wrap:anywhere}.research-actions{flex-wrap:wrap;gap:7px}.research-btn{min-height:36px;padding:6px 10px;font-size:12px}.research-venue{line-height:1.45;overflow-wrap:anywhere}.research-tags-row{gap:6px}@media (max-width:420px){.research-layout{flex-direction:column}.research-thumb-wrapper{width:72px;height:96px}}}