:root{--serif: 'Roboto Serif', Georgia, 'Times New Roman', serif;--sans: 'Roboto Serif', Georgia, serif;--navy: #0d1f3c;--blue: #1a56db;--blue-dim: #e8effd;--rust: #c85a28;--green: #0d7a55;--text: #374151;--muted: #6b7280;--bg: #ffffff;--bg-page: #f0f3f8;--bg-subtle: #f4f7fb;--border: #dde2ea;--max-w: 780px;--card-pad: 3rem 2.5rem 5rem}*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--sans);font-size:16.5px;line-height:1.78;color:var(--text);background:var(--bg-page);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0}h1,h2,h3,h4{font-family:var(--serif);color:var(--navy);line-height:1.2;font-weight:600;margin-top:0}h1{font-size:2.6rem;letter-spacing:-0.025em;margin-bottom:0.5em}h2{font-size:1.05rem;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;color:var(--navy);margin:2.8em 0 1em;padding:0 0 0 0.85em;border-left:3px solid var(--blue);display:flex;align-items:center;gap:1em}h3{font-size:1.05rem;margin:1.6em 0 0.4em}p{margin:0 0 1.1em}a{color:var(--blue);text-decoration:none;transition:color 0.15s ease}a:hover{color:var(--rust)}a:visited{color:var(--blue)}strong{font-weight:600;color:var(--navy)}em{font-style:italic}hr{border:none;border-top:1px solid var(--border);margin:2.5em 0}blockquote{margin:1.5em 0;padding:0.75em 1.25em;border-left:3px solid var(--blue);background:var(--bg-subtle);border-radius:0 4px 4px 0;color:var(--muted);font-size:0.94em;font-style:italic}blockquote p:last-child{margin-bottom:0}ul,ol{padding-left:1.4em;margin:0 0 1em}li{margin-bottom:0.3em;line-height:1.65}p+ul{margin-top:-0.3em}.site-header{background:var(--navy);border:none;min-height:0;padding:0;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(13,31,60,0.3)}.site-header>.wrapper{max-width:var(--max-w);margin:0 auto;padding:13px 2rem;display:flex;align-items:center;justify-content:space-between}.site-title,.site-title:visited{font-family:var(--serif);font-size:1.05rem;font-weight:700;color:rgba(255,255,255,0.85) !important;text-decoration:none;float:none;transition:opacity 0.15s ease}.site-title:hover{color:#fff !important}.site-nav{float:none;line-height:1;background:none;border:none;display:flex;align-items:center}.site-nav label[for="nav-trigger"]{display:none}.site-nav input.nav-trigger{display:none}.site-nav .trigger{display:flex}.site-nav .page-link{font-size:0.74rem;font-weight:500;letter-spacing:0.09em;text-transform:uppercase;color:rgba(255,255,255,0.55);padding:6px 11px;border-radius:4px;margin-left:0;transition:color 0.15s ease, background 0.15s ease}.site-nav .page-link:hover{color:#fff;background:rgba(255,255,255,0.1)}@media (max-width: 600px){.site-header>.wrapper{padding:11px 1.25rem;position:relative}.site-nav{position:absolute;top:8px;right:1.25rem;border:1px solid rgba(255,255,255,0.15);border-radius:6px;background:var(--navy);text-align:right}.site-nav label[for="nav-trigger"]{display:block;cursor:pointer;padding:7px 12px;color:rgba(255,255,255,0.6);font-size:0.74rem;letter-spacing:0.07em;text-transform:uppercase;font-weight:600}.site-nav .nav-trigger:checked ~ .trigger{display:block;padding:4px 0 8px;border-top:1px solid rgba(255,255,255,0.1)}.site-nav .trigger{display:none;flex-direction:column}.site-nav .page-link{display:block;text-align:left;padding:6px 14px;border-radius:0}.site-nav .menu-icon{display:inline-block}.site-nav .menu-icon svg path{fill:rgba(255,255,255,0.7)}}.page-content{padding:0}.hero{background:var(--navy);padding:4.5rem 0 4rem;position:relative;overflow:hidden}.hero::before{content:'';position:absolute;top:-20%;right:-5%;width:55%;padding-top:55%;background:radial-gradient(circle, rgba(26,86,219,0.35) 0%, transparent 65%);pointer-events:none}.hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg, var(--blue), transparent 60%)}.hero-inner{max-width:var(--max-w);margin:0 auto;padding:0 2rem;position:relative;z-index:1}.hero-inner{display:flex;align-items:center;justify-content:space-between;gap:2.5rem}.hero-text{max-width:560px}.hero-photo img{width:160px;height:160px;border-radius:50%;object-fit:cover;object-position:center top;border:3px solid rgba(255,255,255,0.2);flex-shrink:0}.hero-eyebrow{font-size:0.72rem;font-weight:500;letter-spacing:0.16em;text-transform:uppercase;color:rgba(255,255,255,0.42);margin:0 0 0.9rem}.hero-name{font-family:var(--serif);font-size:3.2rem;font-weight:700;color:#fff;letter-spacing:-0.03em;line-height:1.08;margin:0 0 0.9rem}.hero-sub{color:rgba(255,255,255,0.52);font-size:1rem;font-weight:300;line-height:1.7;margin:0 0 1.6rem}.hero-links{display:flex;flex-wrap:wrap;gap:0.5rem}.hero-link{display:inline-block;font-size:0.8rem;font-weight:500;letter-spacing:0.04em;color:rgba(255,255,255,0.75);border:1px solid rgba(255,255,255,0.2);border-radius:20px;padding:5px 14px;transition:color 0.15s ease, border-color 0.15s ease, background 0.15s ease}.hero-link:hover,.hero-link:visited:hover{color:#fff;border-color:rgba(255,255,255,0.5);background:rgba(255,255,255,0.08)}.hero-link:visited{color:rgba(255,255,255,0.75)}.home-content{max-width:var(--max-w);margin:0 auto;padding:var(--card-pad);background:var(--bg);box-shadow:0 4px 28px rgba(13,31,60,0.08)}.lead{font-size:1.05rem;line-height:1.82;color:var(--text);margin-bottom:0}.demo-btn{display:inline-block;font-size:0.82rem;font-weight:600;letter-spacing:0.03em;color:#fff !important;background:var(--blue);border-radius:6px;padding:6px 16px;margin:0.5rem 0;transition:background 0.15s ease, transform 0.15s ease}.demo-btn:hover{background:var(--navy) !important;color:#fff !important;transform:translateY(-1px)}.section-link{font-family:var(--sans);font-size:0.78rem;font-weight:500;letter-spacing:0.04em;text-transform:none;color:var(--blue);margin-left:auto;opacity:0.8;transition:opacity 0.15s ease}.section-link:hover{opacity:1}.skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem 2rem}.skill-group{display:flex;flex-direction:column;gap:0.5rem}.skill-label{font-size:0.72rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted)}.skill-tags{display:flex;flex-wrap:wrap;gap:0.4rem}.tag{display:inline-block;font-size:0.8rem;font-weight:500;color:var(--navy);background:var(--blue-dim);border-radius:4px;padding:3px 10px;letter-spacing:0.01em}.timeline{position:relative;padding-left:1.5rem}.timeline::before{content:'';position:absolute;left:5px;top:8px;bottom:8px;width:1.5px;background:var(--border)}.tl-item{position:relative;margin-bottom:2rem;padding-left:1.5rem}.tl-item:last-child{margin-bottom:0}.tl-dot{position:absolute;left:-1.5rem;top:7px;width:9px;height:9px;border-radius:50%;background:var(--blue);border:2px solid var(--bg);box-shadow:0 0 0 1.5px var(--blue)}.tl-meta{font-size:0.78rem;font-weight:500;letter-spacing:0.03em;color:var(--muted);margin-bottom:0.25rem}.tl-title{font-weight:600;color:var(--navy);margin-bottom:0.4rem}.tl-org{font-weight:400;color:var(--muted);font-size:0.92em}.tl-body ul{margin:0.4rem 0 0;padding-left:1.2em}.tl-body li{font-size:0.93rem;color:var(--text);margin-bottom:0.2rem;line-height:1.55}.tl-more{padding-left:1.5rem}.tl-more>summary{font-size:0.8rem;font-weight:600;letter-spacing:0.05em;text-transform:uppercase;color:var(--muted);cursor:pointer;list-style:none;margin-bottom:1.5rem;transition:color 0.15s ease}.tl-more>summary::-webkit-details-marker{display:none}.tl-more>summary::before{content:'+ ';color:var(--amber)}.tl-more[open]>summary::before{content:'− '}.tl-more>summary:hover{color:var(--navy)}.project-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(220px, 1fr));gap:1rem}.project-card{display:flex;flex-direction:column;background:var(--bg-subtle);border:1px solid var(--border);border-radius:8px;padding:1.25rem 1.25rem 1rem;text-decoration:none;transition:box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;color:inherit}.project-card:hover{box-shadow:0 6px 20px rgba(13,31,60,0.1);border-color:var(--blue);transform:translateY(-2px);color:inherit}.project-card:visited{color:inherit}.project-card-header{margin-bottom:0.6rem}.project-tag{font-size:0.7rem;font-weight:600;letter-spacing:0.07em;text-transform:uppercase;color:var(--blue);background:var(--blue-dim);border-radius:3px;padding:2px 7px}.project-card-title{font-family:var(--serif);font-size:1.05rem;font-weight:600;color:var(--navy);margin-bottom:0.4rem;line-height:1.3}.project-card-desc{font-size:0.88rem;color:var(--text);line-height:1.55;flex:1;margin-bottom:0.8rem}.project-card-link{font-size:0.78rem;font-weight:600;color:var(--blue);letter-spacing:0.02em;margin-top:auto}.project-card-link--muted{color:var(--muted)}.edu-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.edu-item{background:var(--bg-subtle);border:1px solid var(--border);border-radius:8px;padding:1.1rem 1.25rem}.edu-degree{font-weight:600;color:var(--navy);margin-bottom:0.2rem}.edu-school{font-size:0.9rem;color:var(--text);margin-bottom:0.2rem}.edu-detail{font-size:0.8rem;color:var(--muted);font-style:italic}.pub-list{display:flex;flex-direction:column;gap:0}.pub-item{padding:1rem 0;border-bottom:1px solid var(--border)}.pub-item:last-child{border-bottom:none}.pub-meta{display:flex;align-items:center;gap:0.6rem;margin-bottom:0.3rem}.pub-venue{font-size:0.72rem;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;color:var(--blue);background:var(--blue-dim);border-radius:3px;padding:2px 7px}.pub-year{font-size:0.78rem;color:var(--muted);font-weight:500}.pub-title{font-weight:500;color:var(--navy);line-height:1.4;margin-bottom:0.2rem}.pub-title a{color:var(--navy)}.pub-title a:hover{color:var(--blue)}.pub-authors{font-size:0.83rem;color:var(--muted);line-height:1.4}.lang-row{display:flex;gap:1rem;flex-wrap:wrap}.lang-item{display:flex;flex-direction:column;background:var(--bg-subtle);border:1px solid var(--border);border-radius:8px;padding:0.7rem 1.2rem;min-width:100px}.lang-name{font-weight:600;color:var(--navy);font-size:0.95rem}.lang-level{font-size:0.78rem;color:var(--muted)}.content-card{max-width:var(--max-w);margin:0 auto;padding:var(--card-pad);background:var(--bg);box-shadow:0 4px 28px rgba(13,31,60,0.08)}.page-heading{font-family:var(--serif);font-size:2rem;letter-spacing:-0.02em;color:var(--navy);margin-bottom:1.5em;padding-bottom:0.5em;border-bottom:1.5px solid var(--border)}.site-footer{background:var(--navy);border-top:none;padding:2.5rem 0;color:rgba(255,255,255,0.35);font-size:0.875rem}.site-footer .wrapper{max-width:var(--max-w);margin:0 auto;padding:0 2rem}.site-footer a,.site-footer a:visited{color:rgba(255,255,255,0.4);transition:color 0.15s ease}.site-footer a:hover{color:rgba(255,255,255,0.85)}.footer-col-wrapper{color:rgba(255,255,255,0.35)}.footer-heading{font-size:0.72rem;font-weight:600;letter-spacing:0.09em;text-transform:uppercase;color:rgba(255,255,255,0.6);margin-bottom:0.5em}.contact-list,.social-media-list{list-style:none;padding:0;margin:0}@media (max-width: 820px){.home-content,.content-card{box-shadow:none}}@media (max-width: 640px){.skills-grid{grid-template-columns:1fr}.edu-grid{grid-template-columns:1fr}.project-grid{grid-template-columns:1fr}.hero-name{font-size:2.4rem}.hero-photo{display:none}}@media (max-width: 480px){.hero-name{font-size:2.1rem}.hero-inner{padding:0 1.25rem}.home-content,.content-card{padding:2rem 1.25rem 4rem}h2{font-size:1rem}body{font-size:16px}}