:root{--color-primary:#16324a;--color-primary-dark:#0b1c2c;--color-primary-light:#24486a;--color-accent:#c9a227;--color-accent-light:#e8c766;--color-bg:#f9f7f2;--color-bg-alt:#f1ede2;--color-surface:#fff;--color-text:#1f2a35;--color-text-muted:#5a6572;--color-border:#e3ddcd;--shadow-sm:0 2px 8px #16324a14;--shadow-md:0 8px 24px #16324a1f;--radius:14px;--container-w:1140px;--transition:.25s ease}:root[data-theme=dark]{--color-primary:#24486a;--color-primary-dark:#0b1c2c;--color-primary-light:#2f5a80;--color-accent:#d9b64e;--color-accent-light:#ecd28c;--color-bg:#0c1720;--color-bg-alt:#101f2b;--color-surface:#1c3446;--color-text:#e8ecf1;--color-text-muted:#9fb0c3;--color-border:#35597a;--shadow-sm:0 2px 8px #00000059;--shadow-md:0 8px 28px #00000073}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--color-primary:#24486a;--color-primary-dark:#0b1c2c;--color-primary-light:#2f5a80;--color-accent:#d9b64e;--color-accent-light:#ecd28c;--color-bg:#0c1720;--color-bg-alt:#101f2b;--color-surface:#1c3446;--color-text:#e8ecf1;--color-text-muted:#9fb0c3;--color-border:#35597a;--shadow-sm:0 2px 8px #00000059;--shadow-md:0 8px 28px #00000073}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--color-bg);color:var(--color-text);transition:background var(--transition), color var(--transition);margin:0;font-family:Segoe UI,Georgia,Helvetica Neue,Arial,sans-serif;line-height:1.6}h1,h2,h3{color:var(--color-text);margin:0 0 .5em;font-family:Georgia,Times New Roman,serif;line-height:1.2}p{color:var(--color-text-muted);margin:0 0 1em}a{color:inherit;text-decoration:none}ul{margin:0;padding:0;list-style:none}img{max-width:100%;display:block}svg{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;width:22px;height:22px}.container{max-width:var(--container-w);margin:0 auto;padding:0 24px}.skip-link{background:var(--color-accent);color:var(--color-primary-dark);z-index:1000;border-radius:0 0 8px;padding:10px 16px;position:absolute;top:0;left:-999px}.skip-link:focus{left:0}.btn{letter-spacing:.2px;cursor:pointer;transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);border:2px solid #0000;border-radius:999px;justify-content:center;align-items:center;padding:13px 28px;font-size:.95rem;font-weight:600;display:inline-flex}.btn-primary{background:var(--color-accent);color:var(--color-primary-dark)}.btn-primary:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.btn-outline{color:#f2f4f7;border-color:#f2f4f7}.btn-outline:hover{background:#ffffff1f;transform:translateY(-2px)}.btn-full{width:100%}.site-header{z-index:500;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border);transition:background var(--transition);background:#f9f7f2d9;position:fixed;top:0;left:0;right:0}:root[data-theme=dark] .site-header{background:#0c1720d9}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .site-header{background:#0c1720d9}}.header-inner{justify-content:space-between;align-items:center;height:72px;display:flex}.brand{color:var(--color-primary);letter-spacing:.5px;font-family:Georgia,serif;font-size:1.3rem;font-weight:600}.brand span{color:var(--color-accent)}:root[data-theme=dark] .brand{color:var(--color-text)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .brand{color:var(--color-text)}}.main-nav ul{gap:32px;display:flex}.nav-link{color:var(--color-text-muted);transition:color var(--transition), border-color var(--transition);border-bottom:2px solid #0000;padding:6px 2px;font-size:.92rem;font-weight:500}.nav-link:hover,.nav-link.active{color:var(--color-primary);border-color:var(--color-accent)}.nav-link.active{font-weight:700}:root[data-theme=dark] .nav-link:hover{color:var(--color-accent-light)}:root[data-theme=dark] .nav-link.active{color:var(--color-accent-light);border-color:var(--color-accent-light);background:#d9b64e24;border-radius:999px 999px 0 0;padding:6px 12px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .nav-link:hover{color:var(--color-accent-light)}:root:not([data-theme=light]) .nav-link.active{color:var(--color-accent-light);border-color:var(--color-accent-light);background:#d9b64e24;border-radius:999px 999px 0 0;padding:6px 12px}}.header-actions{align-items:center;gap:8px;display:flex}.icon-btn{border:1px solid var(--color-border);background:var(--color-surface);width:40px;height:40px;color:var(--color-primary);cursor:pointer;transition:background var(--transition), transform var(--transition);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}:root[data-theme=dark] .icon-btn{color:var(--color-accent-light)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .icon-btn{color:var(--color-accent-light)}}.icon-btn:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px)}.icon-btn svg{width:18px;height:18px}.icon-moon,:root[data-theme=dark] .icon-sun{display:none}:root[data-theme=dark] .icon-moon{display:block}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .icon-sun{display:none}:root:not([data-theme=light]) .icon-moon{display:block}}.nav-toggle{cursor:pointer;background:0 0;border:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:40px;height:40px;display:none}.nav-toggle span{background:var(--color-primary);width:22px;height:2px;transition:transform var(--transition), opacity var(--transition)}:root[data-theme=dark] .nav-toggle span{background:var(--color-text)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .nav-toggle span{background:var(--color-text)}}.hero{background:linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));color:#f2f4f7;padding:168px 0 96px;overflow:hidden}.hero-inner{grid-template-columns:1.15fr .85fr;align-items:center;gap:56px;display:grid}.eyebrow{text-transform:uppercase;letter-spacing:2px;color:var(--color-accent-light);margin-bottom:12px;font-size:.8rem;font-weight:600}.hero h1{color:#fff;margin-bottom:8px;font-size:clamp(2.4rem,5vw,3.4rem)}.hero-subtitle{color:var(--color-accent-light);margin-bottom:20px;font-size:1.15rem;font-weight:600}.hero-desc{color:#f2f4f7d1;max-width:52ch}.hero-cta{flex-wrap:wrap;gap:16px;margin:28px 0 36px;display:flex}.hero-meta{flex-direction:column;gap:12px;display:flex}.hero-meta li{color:#f2f4f7d9;align-items:center;gap:10px;font-size:.92rem;display:flex}.hero-meta svg{width:18px;height:18px;color:var(--color-accent-light);flex-shrink:0}.hero-meta a{text-decoration:none}.hero-meta a:hover{color:var(--color-accent-light)}.hero-photo{justify-self:center}.hero-photo img{width:min(340px,80vw);box-shadow:var(--shadow-md);border:4px solid #ffffff26;border-radius:50%}.section{padding:96px 0}.section-alt{background:var(--color-bg-alt)}.section-eyebrow{text-transform:uppercase;letter-spacing:2px;color:var(--color-accent);margin-bottom:10px;font-size:.78rem;font-weight:700}.section-title{font-size:clamp(1.7rem,3vw,2.2rem)}.section-heading{text-align:center;max-width:620px;margin:0 auto 56px}.about-inner{grid-template-columns:.9fr 1.1fr;align-items:center;gap:64px;display:grid}.about-img img{border-radius:var(--radius);box-shadow:var(--shadow-md)}.stats-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin-top:32px;display:grid}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);text-align:center;box-shadow:var(--shadow-sm);padding:22px 12px}.stat-number{color:var(--color-primary);font-family:Georgia,serif;font-size:2rem;font-weight:700;display:block}:root[data-theme=dark] .stat-number{color:var(--color-accent-light)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .stat-number{color:var(--color-accent-light)}}.stat-label{color:var(--color-text-muted);font-size:.82rem}.skills-grid{grid-template-columns:repeat(3,1fr);gap:24px;display:grid}.skill-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform var(--transition), box-shadow var(--transition);padding:30px 26px}.skill-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.skill-icon{background:linear-gradient(135deg, var(--color-primary), var(--color-primary-light));width:52px;height:52px;color:var(--color-accent-light);border-radius:14px;justify-content:center;align-items:center;margin-bottom:18px;display:inline-flex}.skill-icon svg{width:24px;height:24px}.skill-card h3{margin-bottom:8px;font-size:1.05rem}.skill-card p{margin:0;font-size:.92rem}.timeline{max-width:820px;margin:0 auto;position:relative}.timeline:before{content:"";background:var(--color-border);width:2px;position:absolute;top:6px;bottom:6px;left:9px}.timeline-item{margin-bottom:44px;padding-left:40px;position:relative}.timeline-item:last-child{margin-bottom:0}.timeline-dot{background:var(--color-surface);border:3px solid var(--color-accent);border-radius:50%;width:20px;height:20px;position:absolute;top:4px;left:0}.timeline-date{letter-spacing:.5px;color:var(--color-accent);text-transform:uppercase;margin-bottom:6px;font-size:.78rem;font-weight:700;display:inline-block}.timeline-content h3{margin-bottom:4px;font-size:1.15rem}.timeline-org{color:var(--color-text-muted);margin-bottom:12px;font-style:italic}.timeline-content ul{flex-direction:column;gap:8px;display:flex}.timeline-content li{color:var(--color-text-muted);padding-left:18px;font-size:.94rem;position:relative}.timeline-content li:before{content:"";background:var(--color-accent);border-radius:50%;width:6px;height:6px;position:absolute;top:9px;left:0}.edu-grid{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.edu-card{background:var(--color-surface);border:1px solid var(--color-border);border-left:4px solid var(--color-accent);box-shadow:var(--shadow-sm);border-radius:10px;padding:24px}.edu-badge{text-transform:uppercase;letter-spacing:.5px;color:var(--color-primary);background:var(--color-bg-alt);border-radius:999px;margin-bottom:12px;padding:4px 10px;font-size:.7rem;font-weight:700;display:inline-block}:root[data-theme=dark] .edu-badge{color:var(--color-accent-light);background:var(--color-bg)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .edu-badge{color:var(--color-accent-light);background:var(--color-bg)}}.edu-card h3{margin-bottom:4px;font-size:1rem}.edu-card p{margin:0;font-size:.88rem}.contact-inner{grid-template-columns:1fr 1fr;gap:64px;display:grid}.contact-list{flex-direction:column;gap:14px;margin:24px 0;display:flex}.contact-list li{color:var(--color-text-muted);align-items:center;gap:12px;display:flex}.contact-list svg{width:19px;height:19px;color:var(--color-accent);flex-shrink:0}.contact-list a:hover{color:var(--color-primary)}:root[data-theme=dark] .contact-list a:hover{color:var(--color-accent-light)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .contact-list a:hover{color:var(--color-accent-light)}}.references-note{font-size:.85rem;font-style:italic}.contact-form{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:32px}.form-row{margin-bottom:18px}.form-row label{color:var(--color-text);margin-bottom:6px;font-size:.85rem;font-weight:600;display:block}.form-row input,.form-row textarea{border:1px solid var(--color-border);background:var(--color-bg);width:100%;color:var(--color-text);resize:vertical;transition:border-color var(--transition), box-shadow var(--transition);border-radius:8px;padding:11px 14px;font-family:inherit;font-size:.95rem}.form-row input:focus,.form-row textarea:focus{border-color:var(--color-accent);outline:none;box-shadow:0 0 0 3px #c9a22733}.form-status{min-height:1.2em;margin:14px 0 0;font-size:.88rem}.form-status.success{color:#2e7d4f}.form-status.error{color:#c0392b}.site-footer{background:var(--color-primary-dark);color:#f2f4f7b3;padding:28px 0}.footer-inner{justify-content:space-between;align-items:center;display:flex}.footer-inner p{color:#f2f4f7b3;margin:0;font-size:.85rem}#back-to-top{color:#f2f4f7;background:#ffffff14;border-color:#ffffff26}#back-to-top:hover{background:var(--color-accent);color:var(--color-primary-dark)}[data-reveal]{opacity:0;transition:opacity .7s,transform .7s;transform:translateY(24px)}[data-reveal].is-visible{opacity:1;transform:translateY(0)}@media (width<=900px){.hero-inner,.about-inner,.contact-inner{grid-template-columns:1fr}.hero-photo,.about-img{order:-1}.skills-grid,.edu-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=720px){.main-nav{background:var(--color-surface);border-bottom:1px solid var(--color-border);max-height:0;transition:max-height var(--transition);position:fixed;top:72px;left:0;right:0;overflow:hidden}.main-nav.open{max-height:400px}.main-nav ul{flex-direction:column;gap:0;padding:8px 24px 16px}.main-nav li{border-bottom:1px solid var(--color-border)}.main-nav a{padding:14px 0;display:block}.nav-toggle{display:flex}.nav-toggle.open span:first-child{transform:translateY(7px)rotate(45deg)}.nav-toggle.open span:nth-child(2){opacity:0}.nav-toggle.open span:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.hero{padding:128px 0 72px}.section{padding:72px 0}.stats-grid,.skills-grid,.edu-grid{grid-template-columns:1fr}.footer-inner{text-align:center;flex-direction:column;gap:16px}}