:root{--primary-color:#4f46e5;--secondary-color:#7c3aed;--text-color:#0f172a;--text-muted:#334155;--bg-color:#fff;--bg-subtle:#f8fafc;--border-color:#e5e7eb;--highlight:#fbbf24;--shadow:0 4px 6px -1px #00000014;--shadow-lg:0 20px 25px -5px #00000014;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--t-fast:.2s;--t-base:.3s;--t-slow:.45s;--font-sans:"Poppins",system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,"Noto Sans",Arial,sans-serif}body.dark-mode{--bg-color:#0f172a;--bg-subtle:#1e293b;--text-color:#e2e8f0;--text-muted:#cbd5e1;--border-color:#334155;--shadow:0 4px 6px -1px #0000004d;--shadow-lg:0 20px 25px -5px #00000059;--highlight:#facc15}@media (prefers-color-scheme:dark){body:not(.light-forced){--bg-color:#0f172a;--bg-subtle:#1e293b;--text-color:#e2e8f0;--text-muted:#cbd5e1;--border-color:#334155;--shadow:0 4px 6px -1px #0000004d;--shadow-lg:0 20px 25px -5px #00000059;--highlight:#f59e0b}}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-sans);color:var(--text-color);background:var(--bg-color);transition:background-color var(--t-base),color var(--t-base);line-height:1.6}img,svg,video,canvas,iframe{max-width:100%;height:auto;display:block}picture{display:block}a{color:inherit;text-decoration:none}::selection{background-color:color-mix(in srgb,var(--primary-color)25%,transparent)}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}html,body{flex-direction:column;height:100%;display:flex}main{flex:1}.skip-link{width:1px;height:1px;position:absolute;top:auto;left:-9999px;overflow:hidden}.skip-link:focus{color:#fff;z-index:2000;outline:3px solid var(--secondary-color);outline-offset:2px;background:#111;border-radius:8px;width:auto;height:auto;padding:.6rem 1rem;position:fixed;top:16px;left:16px}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}:where(a,button,input,textarea,select):focus-visible{outline:3px solid var(--primary-color);outline-offset:2px;border-radius:8px}@supports not selector(:focus-visible){:where(a,button,input,textarea,select):focus{outline:3px solid var(--primary-color);outline-offset:2px;border-radius:8px}}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section-title{text-align:center;color:var(--text-color);margin-bottom:3rem;font-size:clamp(2rem,1.5rem + 1.5vw,2.5rem);font-weight:700}.section-subtitle{text-align:center;color:var(--text-muted);max-width:720px;margin:0 auto 3rem;font-size:1.125rem}.highlight{color:var(--highlight)}.btn{cursor:pointer;transition:transform var(--t-base),box-shadow var(--t-base),background var(--t-base),color var(--t-base);border:none;border-radius:50px;padding:12px 30px;font-size:1rem;font-weight:700;display:inline-block}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 22px #4f46e540}.btn-primary:active{transform:translateY(0)}.btn-secondary{color:#fff;transition:background var(--t-base),color var(--t-base),border-color var(--t-base);background:#ffffff2e;border:2px solid #ffffffbf}.btn-secondary:hover{color:var(--primary-color);background:#fff;border-color:#fff;transform:translateY(-2px)}.navbar{z-index:1000;backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);background:#fffffff2;min-height:64px;position:fixed;top:0;left:0;right:0}body.dark-mode .navbar{background:#0f172ae6}.navbar .container{justify-content:space-between;align-items:center;padding:1rem 20px;display:flex}.logo{color:var(--primary-color);font-size:1.5rem;font-weight:800}.nav-menu{gap:2rem;list-style:none;display:flex}.nav-link{color:var(--text-color);font-weight:600}.nav-link.active{color:var(--primary-color);text-underline-offset:6px;text-decoration:underline 2px}.nav-link:hover,.nav-link:focus-visible{color:var(--primary-color);text-decoration:underline}body.dark-mode .nav-link.active{color:#c7d2fe}body.menu-open{overflow:hidden}.hero{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);align-items:center;min-height:100vh;padding:120px 0 80px;display:flex}.hero-center{text-align:center;flex-direction:column;justify-content:center;align-items:center;display:flex}.hero-title{text-align:center;max-width:100%;margin-bottom:1rem;font-size:clamp(2.5rem,2rem + 3vw,4rem);font-weight:800;line-height:1.2}.hero-subtitle{text-align:center;max-width:720px;color:var(--text-muted);margin:1.25rem auto 1.75rem;font-size:1.125rem;font-weight:500}.hero-buttons{flex-wrap:wrap;justify-content:center;gap:1.2rem;display:flex}.about{background:var(--bg-subtle);padding:80px 0}.about-content{text-align:center;max-width:800px;margin:0 auto}.about-content p{color:var(--text-muted);margin-bottom:1.5rem;font-size:1.05rem}.about-highlights{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.2rem;margin-top:2rem;padding:0;list-style:none;display:grid}.highlight-item{border-radius:var(--radius-sm);transition:transform var(--t-base);box-shadow:var(--shadow);background:#fff;align-items:center;gap:1rem;padding:1rem;display:flex}body.dark-mode .highlight-item{box-shadow:none;border:1px solid var(--border-color);background:#0b1220}.highlight-item:hover{transform:translateY(-4px)}.highlight-item i{color:var(--primary-color);font-size:1.5rem}.education{background:var(--bg-color);padding:80px 0}.education-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;display:grid}.education-card{border-radius:var(--radius-md);text-align:center;transition:transform var(--t-base);box-shadow:var(--shadow);background:#fff;padding:2rem}body.dark-mode .education-card{box-shadow:none;border:1px solid var(--border-color);background:#0b1220}.education-card:hover{transform:translateY(-6px)}.education-card i{color:var(--primary-color);margin-bottom:.75rem;font-size:3rem}.education-card h3{color:#4338ca;margin-bottom:.25rem;font-size:1.1rem}body.dark-mode .education-card h3{color:#a5b4fc}.education-card h4{color:var(--text-color);margin-bottom:.25rem;font-size:1.05rem}.education-card p{color:var(--text-muted)}.skills{background:linear-gradient(135deg,#f5f7fa 0%,#c3cfe2 100%);padding:100px 0}body.dark-mode .skills{background:linear-gradient(135deg,#0b1220 0%,#111827 100%)}.skills-showcase{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;display:grid}.premium-card{border-radius:var(--radius-lg);transition:transform var(--t-slow);box-shadow:var(--shadow-lg);background:#fff;padding:2.5rem;position:relative;overflow:hidden}body.dark-mode .premium-card{box-shadow:none;border:1px solid var(--border-color);background:#0b1220}.premium-card:before{content:"";background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));height:4px;position:absolute;top:0;left:0;right:0}.premium-card:hover{transform:translateY(-10px)}.skill-header{align-items:center;gap:1rem;margin-bottom:2rem;display:flex}.skill-header i{color:var(--primary-color);font-size:2rem}.skill-header h3{font-size:1.35rem;font-weight:700}.skill-bar{margin-bottom:1.25rem}.skill-name{color:var(--text-color);margin-bottom:.5rem;font-weight:600;display:block}.progress-track{background:#e2e8f0;border-radius:10px;width:100%;height:8px;overflow:hidden}body.dark-mode .progress-track{background:#334155}.progress-fill{background:linear-gradient(90deg,var(--primary-color),var(--secondary-color));transform-origin:0;border-radius:10px;height:100%;animation:1.8s ease-out forwards fillBar;transform:scaleX(0)}@keyframes fillBar{to{transform:scaleX(var(--width,.7))}}.tech-icons{grid-template-columns:repeat(3,1fr);justify-items:center;gap:1.25rem;display:grid}.tech-icon{background:linear-gradient(135deg,var(--bg-subtle),#fff);width:60px;height:60px;transition:transform var(--t-base);cursor:pointer;border-radius:15px;justify-content:center;align-items:center;display:flex;position:relative;box-shadow:0 4px 15px #6366f11a}body.dark-mode .tech-icon{box-shadow:none;border:1px solid var(--border-color);background:linear-gradient(135deg,#0b1220,#111827)}.tech-icon:hover{transform:translateY(-5px)scale(1.06)}.tech-icon i{color:var(--primary-color);font-size:1.5rem}.tech-icon:after{content:attr(data-tooltip);color:#fff;white-space:nowrap;opacity:0;transition:opacity var(--t-fast),transform var(--t-fast);pointer-events:none;background:#0b1220;border-radius:6px;padding:.4rem .6rem;font-size:.75rem;position:absolute;bottom:-30px;left:50%;transform:translate(-50%)}.tech-icon:hover:after{opacity:1;transform:translate(-50%)translateY(-2px)}.projects{background:var(--bg-subtle);padding:80px 0}.projects-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;display:grid}.project-card{border-radius:var(--radius-md);transition:transform var(--t-base);box-shadow:var(--shadow);background:#fff;position:relative;overflow:hidden}body.dark-mode .project-card{box-shadow:none;border:1px solid var(--border-color);background:#0b1220}.project-card:hover{transform:translateY(-6px)}.project-image{aspect-ratio:16/9;position:relative;overflow:hidden}.project-image img{object-fit:cover;width:100%;height:100%;transition:transform var(--t-slow);transform:scale(1.02)}.project-card:hover .project-image img{transform:scale(1.07)}.project-overlay{opacity:0;visibility:hidden;transition:opacity var(--t-base),visibility var(--t-base);background:#000000b3;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.project-card:hover .project-overlay,.project-card:focus-within .project-overlay{opacity:1;visibility:visible}.project-links{gap:1rem;display:flex}.project-links a{background:var(--primary-color);color:#fff;width:50px;height:50px;transition:transform var(--t-fast);border-radius:50%;justify-content:center;align-items:center;display:flex}.project-links a:hover{transform:scale(1.08)}.project-info{padding:1.5rem}.project-info h3{color:var(--text-color);margin-bottom:.4rem;font-size:1.15rem}.project-info p{color:var(--text-muted);margin-bottom:1rem}.project-tech{flex-wrap:wrap;gap:.5rem;display:flex}.project-tech span{color:#0f172a;background:#eef2f7;border-radius:20px;padding:.25rem .7rem;font-size:.875rem}body.dark-mode .project-tech span{color:#e2e8f0;border:1px solid var(--border-color);background:#0b1220}.lighthouse{background:var(--bg-color);padding:90px 0}body.dark-mode .lighthouse{background:linear-gradient(135deg,#0b1220 0%,#111827 100%)}.lighthouse__header{text-align:center;max-width:720px;margin:0 auto 3rem}.lighthouse__header .section-subtitle{margin-top:1rem}.lighthouse__grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;display:grid}.lighthouse-card{border-radius:var(--radius-md);box-shadow:var(--shadow);transition:transform var(--t-base),box-shadow var(--t-base);background:#fff;flex-direction:column;gap:1.5rem;padding:2.25rem;display:flex}body.dark-mode .lighthouse-card{border:1px solid var(--border-color);box-shadow:none;background:#0f172a}.lighthouse-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px)}.lighthouse-card__header{flex-direction:column;gap:.35rem;display:flex}.lighthouse-card__title{color:var(--text-color);font-size:1.25rem;font-weight:700}.lighthouse-card__date{color:var(--text-muted);font-size:.9rem}.lighthouse-card__scores{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem;display:grid}.lighthouse-score{border-radius:var(--radius-sm);text-align:center;background:linear-gradient(135deg,#6366f11f,#8b5cf62e);border:1px solid #6366f11f;padding:1rem 1.1rem}.lighthouse-score__label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.35rem;font-size:.85rem;font-weight:600;display:block}.lighthouse-score__value{color:var(--text-color);font-size:1.8rem;font-weight:700}.lighthouse-score--performance{color:#fff;background:linear-gradient(135deg,#60a5fa 0%,#2563eb 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.lighthouse-score__value{color:#fff}.lighthouse-card__metrics{flex-wrap:wrap;gap:1.5rem;margin:0;padding:0;list-style:none;display:flex}.lighthouse-metric{flex-direction:column;gap:.25rem;display:flex}.lighthouse-metric__label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:.85rem;font-weight:600}.lighthouse-metric__value{color:var(--text-color);font-size:1.1rem;font-weight:700}.contact{background:var(--bg-color);padding:80px 0}.contact-content{grid-template-columns:repeat(2,minmax(0,1fr));align-items:flex-start;gap:4rem;display:grid}.contact-info{flex-direction:column;gap:1.75rem;display:flex}.contact-info p{color:var(--text-muted)}.contact-item{align-items:flex-start;gap:1rem;display:flex}.contact-item i{color:var(--primary-color);font-size:1.5rem}.contact-cta{align-items:center;gap:.6rem;margin:1.5rem 0;font-weight:600;display:inline-flex}.contact-social{flex-direction:column;gap:1rem;display:flex}.contact-social p{color:var(--text-muted)}.contact-social-links{justify-content:flex-start;margin-bottom:0}.contact-social-links a{color:var(--primary-color)}.contact-form-wrapper{background:var(--bg-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow);transition:box-shadow var(--t-base),transform var(--t-base);padding:2.25rem}.contact-form-title{color:var(--text-color);margin-bottom:1rem;font-size:1.35rem;font-weight:700}.contact-form{gap:1.25rem;display:grid}.contact-form .form-group{flex-direction:column;gap:.5rem;display:flex}.contact-form label{color:var(--text-color);font-weight:600}.contact-form input,.contact-form textarea{border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-color);width:100%;color:var(--text-color);transition:border-color var(--t-base),box-shadow var(--t-base),background-color var(--t-base);padding:.85rem 1rem}.contact-form textarea{resize:vertical;min-height:160px}.contact-form input::placeholder,.contact-form 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i{margin-bottom:.5rem}.contact-social{align-items:center}.contact-social-links{justify-content:center}.contact-form-wrapper{text-align:left;width:100%;padding:2rem 1.75rem}.contact-form .form-actions{justify-content:center}.lighthouse-card__scores{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.lighthouse-card__metrics{gap:1rem}}@media (width<=480px){.contact-form-wrapper{padding:1.75rem 1.5rem}}.footer{background:var(--text-color);color:#fff;text-align:center;padding:2rem 0}body.dark-mode .footer{background:#0b1220}.social-links{justify-content:center;gap:1rem;margin-bottom:1rem;display:flex}.social-links a{color:#fff;transition:transform var(--t-fast);font-size:1.5rem}.social-links a:hover{transform:translateY(-2px)}@media (width<=1024px){.container{max-width:1000px}}@media (width<=768px){.hamburger{display:flex}.nav-menu{background:var(--bg-color);text-align:center;opacity:0;visibility:hidden;pointer-events:none;width:100%;transition:transform var(--t-base),opacity var(--t-base);flex-direction:column;gap:1.25rem;max-height:calc(100vh - 68px);padding:2rem 1.5rem 3rem;position:fixed;top:68px;left:0;right:0;overflow-y:auto;transform:translateY(-16px);box-shadow:0 10px 27px #0000001f}.nav-menu.active,.nav-menu[data-state=open]{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}body.dark-mode .nav-menu{background:var(--bg-color);box-shadow:0 10px 27px #0f172abf}.nav-menu a{font-size:1.05rem}.hero-center,.contact-content{text-align:center;grid-template-columns:1fr}.projects-grid,.education-grid,.skills-showcase,.lighthouse__grid{grid-template-columns:1fr}}@media (width<=480px){.hero-title{font-size:clamp(2rem,1.6rem + 2.5vw,2.4rem)}.hero-buttons{gap:.8rem;width:100%}.btn{padding:10px 22px;font-size:.95rem}}@media (width<=360px){.hero-buttons{flex-direction:column}.btn{width:100%;padding:10px 20px}}@media (width>=1440px){.container{max-width:1320px}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes floatY{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.hamburger{cursor:pointer;background:0 0;border:0;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:44px;height:44px;padding:0;transition:gap .2s;display:none}.hamburger span{background:var(--text-color);border-radius:2px;width:24px;height:3px;transition:transform .3s,opacity .3s}@media (width<=768px){.hamburger{display:flex}}.hamburger[aria-expanded=true] span:first-child{transform:translateY(9px)rotate(45deg)}.hamburger[aria-expanded=true] span:nth-child(2){opacity:0}.hamburger[aria-expanded=true] span:nth-child(3){transform:translateY(-9px)rotate(-45deg)}i.fas,i.fab,i.far{text-align:center;width:1.25em;line-height:1;display:inline-block}@media print{.navbar,#darkToggle,.social-links{display:none}body{color:#000;background:#fff}.section-title{color:#000}}#darkToggle{color:inherit;cursor:pointer;background:0 0;border:2px solid;border-radius:50%;padding:.4rem .6rem;font-size:1rem}@font-face{font-family:"Font Awesome 5 Brands";src:url(https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/webfonts/fa-brands-400.woff2)format("woff2");font-display:swap}.hero-subtitle{color:#f1f5f9}