:root{--color-primary: #4f46e5;--color-primary-dark: #3730a3;--color-secondary: #7c3aed;--color-accent: #06b6d4;--color-dark: #0f172a;--color-gray: #64748b;--color-light-gray: #f8fafc;--color-white: #ffffff;--color-border: #e2e8f0;--max-width: 1200px;--font-mono: "JetBrains Mono", "Fira Code", "Courier New", monospace}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;color:var(--color-dark);background-color:var(--color-white)}.container{max-width:var(--max-width);margin:0 auto;padding:0 1rem}.header{position:fixed;top:0;width:100%;background-color:var(--color-white);box-shadow:0 2px 4px #0000001a;z-index:1000}.nav__container{max-width:var(--max-width);margin:0 auto;padding:1rem;display:flex;justify-content:space-between;align-items:center}.nav__logo{font-size:1.25rem;font-weight:700;color:var(--color-dark);text-decoration:none}.nav__menu{display:flex;list-style:none;gap:2rem}.nav__link{color:var(--color-gray);text-decoration:none;transition:color .3s}.nav__link:hover,.nav__link.active{color:var(--color-primary)}.hero{margin-top:4rem;padding:8rem 1rem;background:linear-gradient(135deg,var(--color-dark) 0%,#1e293b 50%,#334155 100%);color:var(--color-white);text-align:center;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);opacity:.1;z-index:1}.hero__container{position:relative;z-index:2;max-width:800px;margin:0 auto}.hero__title{font-size:3rem;margin-bottom:.5rem}.hero__subtitle{font-size:1.5rem;font-weight:300;margin-bottom:1.5rem;font-family:var(--font-mono)}.hero__description{font-size:1.125rem;margin-bottom:2rem;opacity:.9}.hero__cta{display:flex;gap:1rem;justify-content:center}.btn{display:inline-block;padding:.75rem 2rem;border-radius:.375rem;text-decoration:none;font-weight:500;transition:all .3s}.btn--primary{background-color:var(--color-white);color:var(--color-primary)}.btn--primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.btn--secondary{background-color:transparent;color:var(--color-white);border:2px solid var(--color-white)}.btn--secondary:hover{background-color:var(--color-white);color:var(--color-primary)}section{padding:5rem 0}.section__title{font-size:2.5rem;text-align:center;margin-bottom:3rem;color:var(--color-dark)}.about{background-color:var(--color-light-gray)}.about__content{max-width:800px;margin:0 auto;font-size:1.125rem;color:var(--color-gray)}.about__content p{margin-bottom:1.5rem}.skills__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.skills__category h3{font-size:1.25rem;margin-bottom:1rem;color:var(--color-primary)}.skills__list{list-style:none}.skills__list li{color:var(--color-gray);position:relative;padding:.5rem 0 .5rem 1.5rem}.skills__list li:before{content:"▸";position:absolute;left:0;color:var(--color-accent)}.experience{background-color:var(--color-light-gray)}.timeline{max-width:800px;margin:0 auto}.timeline__item{display:flex;gap:2rem;margin-bottom:3rem;position:relative}.timeline__item:before{content:"";position:absolute;left:120px;top:0;bottom:-3rem;width:2px;background-color:var(--color-primary)}.timeline__item:last-child:before{display:none}.timeline__date{flex-shrink:0;width:100px;text-align:right;color:var(--color-gray);font-weight:500}.timeline__content{flex:1;background-color:var(--color-white);padding:1.5rem;border-radius:.5rem;box-shadow:0 2px 8px #0000001a}.timeline__content h3{color:var(--color-dark);margin-bottom:.25rem}.timeline__content h4{color:var(--color-gray);font-weight:400;margin-bottom:1rem}.timeline__content ul{list-style:none}.timeline__content li{color:var(--color-gray);position:relative;padding:.25rem 0 .25rem 1.5rem}.timeline__content li:before{content:"•";position:absolute;left:0;color:var(--color-accent)}.projects__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem}.project{background-color:var(--color-white);border:1px solid var(--color-border);border-radius:.75rem;padding:2rem;transition:all .3s;position:relative;overflow:hidden}.project:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-secondary) 100%)}.project:hover{transform:translateY(-4px);box-shadow:0 12px 32px #4f46e526;border-color:var(--color-primary)}.project__title{font-size:1.5rem;margin-bottom:1rem;color:var(--color-dark)}.project__description{color:var(--color-gray);margin-bottom:1.5rem}.project__tech{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}.tech-tag{background-color:var(--color-light-gray);padding:.25rem .75rem;border-radius:9999px;font-size:.875rem;color:var(--color-gray);font-family:var(--font-mono)}.project__links{display:flex;gap:1rem}.project__link{color:var(--color-primary);text-decoration:none;font-weight:500;transition:color .3s}.project__link:hover{color:var(--color-primary-dark)}.contact{background-color:var(--color-light-gray);text-align:center}.contact__description{max-width:600px;margin:0 auto 2rem;font-size:1.125rem;color:var(--color-gray)}.contact__links{display:flex;justify-content:center;gap:2rem}.contact__link{display:flex;align-items:center;gap:.5rem;color:var(--color-dark);text-decoration:none;padding:.75rem 1.5rem;border:2px solid var(--color-dark);border-radius:.375rem;transition:all .3s}.contact__link:hover{background-color:var(--color-dark);color:var(--color-white)}.contact__icon{width:1.25rem;height:1.25rem}.footer{background-color:var(--color-dark);color:var(--color-white);text-align:center;padding:2rem 0}.nav__toggle{display:none;background:none;border:none;padding:.5rem;cursor:pointer;color:var(--color-dark);z-index:1001}.nav__toggle-icon{display:block}.nav__toggle-icon--close,.nav__toggle[aria-expanded=true] .nav__toggle-icon--open{display:none}.nav__toggle[aria-expanded=true] .nav__toggle-icon--close{display:block}@media (max-width: 768px){.nav__toggle{display:block}.nav__menu{position:fixed;top:0;right:0;width:80%;max-width:300px;height:100vh;background-color:var(--color-white);box-shadow:-4px 0 20px #0000001a;transform:translate(100%);transition:transform .3s ease-in-out;display:flex;flex-direction:column;padding:5rem 2rem 2rem;gap:2rem;z-index:999}.nav__menu--open{transform:translate(0)}.hero__title{font-size:2rem}.hero__subtitle{font-size:1.25rem}.hero__cta{flex-direction:column;align-items:center}.skills__grid{grid-template-columns:1fr}.timeline__item{flex-direction:column}.timeline__item:before{display:none}.timeline__date{text-align:left;width:auto;margin-bottom:.5rem}.projects__grid{grid-template-columns:1fr}.contact__links{flex-direction:column;align-items:center}}