:root{--color-primary: #1a365d;--color-primary-light: #2d5a87;--color-accent: #32a0ad;--color-accent-light: #4db6c2;--color-background: #0f1419;--color-surface: #1a1f2e;--color-surface-light: #2a2f3e;--color-text: #e2e8f0;--color-text-muted: #a0aec0;--color-text-light: #f7fafc;--color-border: #2d3748;--color-hover: #4a5568;--font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--spacing-2xl: 4rem;--spacing-3xl: 6rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .3s cubic-bezier(.4, 0, .2, 1);--transition-slow: .5s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-primary);background-color:var(--color-background);color:var(--color-text);line-height:1.6;overflow-x:hidden}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.nav{position:fixed;top:0;left:0;right:0;background:#0f1419f2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border);z-index:1000;transition:all var(--transition-normal)}.nav.scrolled{background:#0f1419fa;box-shadow:var(--shadow-lg)}.nav__content{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-sm) 0}.nav__logo{display:flex;align-items:center}.nav__logo-text{font-size:1.5rem;font-weight:var(--font-weight-bold);color:var(--color-accent);padding:var(--spacing-xs) var(--spacing-sm);border:2px solid var(--color-accent);border-radius:var(--radius-md);transition:all var(--transition-normal)}.nav__logo-text:hover{background-color:var(--color-accent);color:var(--color-background)}.nav__menu{display:flex;list-style:none;gap:var(--spacing-lg)}.nav__link{color:var(--color-text);text-decoration:none;font-weight:var(--font-weight-medium);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);transition:all var(--transition-fast);position:relative}.nav__link:after{content:"";position:absolute;bottom:-2px;left:50%;width:0;height:2px;background-color:var(--color-accent);transition:all var(--transition-normal);transform:translate(-50%)}.nav__link:hover,.nav__link.active{color:var(--color-accent)}.nav__link:hover:after,.nav__link.active:after{width:100%}.nav__toggle{display:none;flex-direction:column;background:none;border:none;cursor:pointer;gap:4px}.nav__toggle span{width:25px;height:2px;background-color:var(--color-text);transition:all var(--transition-normal)}.hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;position:relative;background:linear-gradient(135deg,var(--color-background) 0%,var(--color-surface) 100%)}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 20% 80%,rgba(50,160,173,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(26,54,93,.1) 0%,transparent 50%);pointer-events:none}.hero__content{position:relative;z-index:2;text-align:center;max-width:800px;margin:0 auto}.hero__title{font-size:clamp(2.5rem,5vw,4rem);font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-sm);color:var(--color-text-light);line-height:1.2}.hero__name{color:var(--color-accent);position:relative}.hero__subtitle{font-size:clamp(1.25rem,3vw,1.5rem);font-weight:var(--font-weight-medium);color:var(--color-text-muted);margin-bottom:var(--spacing-md)}.hero__description{font-size:1.125rem;color:var(--color-text);margin-bottom:var(--spacing-xl);max-width:600px;margin-left:auto;margin-right:auto}.hero__actions{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-lg);text-decoration:none;font-weight:var(--font-weight-semibold);transition:all var(--transition-normal);border:2px solid transparent;cursor:pointer;font-size:1rem}.btn--primary{background-color:var(--color-accent);color:var(--color-background);border-color:var(--color-accent)}.btn--primary:hover{background-color:var(--color-accent-light);border-color:var(--color-accent-light);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn--secondary{background-color:transparent;color:var(--color-text);border-color:var(--color-border)}.btn--secondary:hover{background-color:var(--color-surface);border-color:var(--color-accent);color:var(--color-accent);transform:translateY(-2px)}.hero__scroll{position:absolute;bottom:var(--spacing-xl);left:50%;transform:translate(-50%)}.hero__scroll-link{display:flex;flex-direction:column;align-items:center;color:var(--color-text-muted);text-decoration:none;transition:all var(--transition-normal)}.hero__scroll-link:hover{color:var(--color-accent)}.hero__scroll-text{font-size:.875rem;margin-bottom:var(--spacing-xs)}.hero__scroll-arrow{width:20px;height:20px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);animation:bounce 2s infinite}@keyframes bounce{0%,20%,50%,80%,to{transform:rotate(45deg) translateY(0)}40%{transform:rotate(45deg) translateY(-10px)}60%{transform:rotate(45deg) translateY(-5px)}}.section__header{text-align:center;margin-bottom:var(--spacing-3xl)}.section__title{font-size:clamp(2rem,4vw,2.5rem);font-weight:var(--font-weight-bold);color:var(--color-text-light);margin-bottom:var(--spacing-sm);position:relative}.section__title:after{content:"";position:absolute;bottom:-10px;left:50%;width:60px;height:3px;background:linear-gradient(90deg,var(--color-accent),var(--color-accent-light));border-radius:2px;transform:translate(-50%)}.section__subtitle{font-size:1.125rem;color:var(--color-text-muted);max-width:600px;margin:0 auto}.about{padding:var(--spacing-3xl) 0;background-color:var(--color-surface)}.about__content{max-width:800px;margin:0 auto}.about__description{font-size:1.125rem;margin-bottom:var(--spacing-md);color:var(--color-text)}.about__stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--spacing-lg);margin-top:var(--spacing-xl)}.stat{text-align:center;padding:var(--spacing-md);background-color:var(--color-background);border-radius:var(--radius-lg);border:1px solid var(--color-border);transition:all var(--transition-normal)}.stat:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--color-accent)}.stat__number{display:block;font-size:2rem;font-weight:var(--font-weight-bold);color:var(--color-accent);margin-bottom:var(--spacing-xs)}.stat__label{color:var(--color-text-muted);font-weight:var(--font-weight-medium)}.experience{padding:var(--spacing-3xl) 0;background-color:var(--color-background)}.timeline{max-width:800px;margin:0 auto;position:relative}.timeline:before{content:"";position:absolute;left:30px;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--color-accent),var(--color-accent-light))}.timeline__item{position:relative;margin-bottom:var(--spacing-2xl);padding-left:var(--spacing-3xl)}.timeline__marker{position:absolute;left:22px;top:0;width:16px;height:16px;background-color:var(--color-accent);border:3px solid var(--color-background);border-radius:50%;z-index:2}.timeline__content{background-color:var(--color-surface);padding:var(--spacing-lg);border-radius:var(--radius-lg);border:1px solid var(--color-border);transition:all var(--transition-normal)}.timeline__content:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--color-accent)}.timeline__date{color:var(--color-accent);font-weight:var(--font-weight-semibold);font-size:.875rem;margin-bottom:var(--spacing-xs)}.timeline__title{font-size:1.25rem;font-weight:var(--font-weight-bold);color:var(--color-text-light);margin-bottom:var(--spacing-xs)}.timeline__company{font-size:1rem;color:var(--color-text);margin-bottom:var(--spacing-xs)}.timeline__location{color:var(--color-text-muted);font-size:.875rem;margin-bottom:var(--spacing-md)}.timeline__achievements{list-style:none;margin-bottom:var(--spacing-md)}.timeline__achievements li{position:relative;padding-left:var(--spacing-md);margin-bottom:var(--spacing-xs);color:var(--color-text)}.timeline__achievements li:before{content:"→";position:absolute;left:0;color:var(--color-accent);font-weight:var(--font-weight-bold)}.timeline__technologies{display:flex;flex-wrap:wrap;gap:var(--spacing-xs)}.tech-tag{background-color:var(--color-background);color:var(--color-accent);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:.75rem;font-weight:var(--font-weight-medium);border:1px solid var(--color-accent)}.skills{padding:var(--spacing-3xl) 0;background-color:var(--color-surface)}.skills__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-lg)}.skill-category{background-color:var(--color-background);padding:var(--spacing-lg);border-radius:var(--radius-lg);border:1px solid var(--color-border);transition:all var(--transition-normal)}.skill-category:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--color-accent)}.skill-category__title{font-size:1.25rem;font-weight:var(--font-weight-bold);color:var(--color-accent);margin-bottom:var(--spacing-md);display:flex;align-items:center;gap:var(--spacing-sm)}.skill-category__items{display:flex;flex-wrap:wrap;gap:var(--spacing-xs)}.skill-item{background-color:var(--color-surface);color:var(--color-text);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-sm);font-size:.875rem;font-weight:var(--font-weight-medium);border:1px solid var(--color-border);transition:all var(--transition-fast)}.skill-item:hover{background-color:var(--color-accent);color:var(--color-background);border-color:var(--color-accent)}.projects{padding:var(--spacing-3xl) 0;background-color:var(--color-background)}.projects__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--spacing-xl)}.project-card{background-color:var(--color-surface);border-radius:var(--radius-lg);padding:var(--spacing-lg);border:1px solid var(--color-border);transition:all var(--transition-normal);height:fit-content}.project-card:hover{transform:translateY(-10px);box-shadow:var(--shadow-xl);border-color:var(--color-accent)}.project-card__header{margin-bottom:var(--spacing-md)}.project-card__title{font-size:1.25rem;font-weight:var(--font-weight-bold);color:var(--color-text-light);margin-bottom:var(--spacing-xs)}.project-card__company{color:var(--color-accent);font-weight:var(--font-weight-medium);font-size:.875rem}.project-card__description{color:var(--color-text);margin-bottom:var(--spacing-md);line-height:1.6}.project-card__achievements{list-style:none;margin-bottom:var(--spacing-md)}.project-card__achievements li{position:relative;padding-left:var(--spacing-md);margin-bottom:var(--spacing-xs);color:var(--color-text);font-size:.875rem}.project-card__achievements li:before{content:"✓";position:absolute;left:0;color:var(--color-accent);font-weight:var(--font-weight-bold)}.project-card__technologies{display:flex;flex-wrap:wrap;gap:var(--spacing-xs)}.contact{padding:var(--spacing-3xl) 0;background-color:var(--color-surface)}.contact__content{max-width:600px;margin:0 auto}.contact__info{display:grid;gap:var(--spacing-lg)}.contact__item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-lg);background-color:var(--color-background);border-radius:var(--radius-lg);border:1px solid var(--color-border);transition:all var(--transition-normal)}.contact__item:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--color-accent)}.contact__icon{font-size:1.5rem;width:50px;height:50px;display:flex;align-items:center;justify-content:center;background-color:var(--color-accent);border-radius:var(--radius-md);color:var(--color-background)}.contact__details h3{font-size:1.125rem;font-weight:var(--font-weight-semibold);color:var(--color-text-light);margin-bottom:var(--spacing-xs)}.contact__details p{color:var(--color-text);font-size:1rem}@media (max-width: 768px){.nav__menu{max-height:0;overflow:hidden;position:absolute;top:100%;left:0;right:0;display:flex;justify-content:center;align-items:center;background-color:var(--color-surface);flex-direction:column;padding:0 var(--spacing-md);border-top:1px solid var(--color-border);gap:var(--spacing-sm);transition:max-height .3s ease-in-out,padding .3s ease-in-out}.nav__menu.active{max-height:300px;padding:var(--spacing-md)}.nav__toggle{display:flex}.nav__toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.nav__toggle.active span:nth-child(2){opacity:0}.nav__toggle.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}.hero__actions{flex-direction:column;align-items:center}.about__stats{grid-template-columns:1fr}.timeline:before{left:15px}.timeline__item{padding-left:var(--spacing-2xl)}.timeline__marker{left:7px}.skills__grid,.projects__grid,.contact__info{grid-template-columns:1fr}}@media (max-width: 480px){:root{--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 2.5rem;--spacing-3xl: 3rem}.container{padding:0 var(--spacing-sm)}.hero__title{font-size:2rem}.hero__subtitle{font-size:1.125rem}.section__title{font-size:1.75rem}.timeline__content,.project-card,.skill-category{padding:var(--spacing-md)}}.fade-in{opacity:0;transform:translateY(30px);transition:all var(--transition-slow)}.fade-in.visible{opacity:1;transform:translateY(0)}.slide-in-left{opacity:0;transform:translate(-50px);transition:all var(--transition-slow)}.slide-in-left.visible{opacity:1;transform:translate(0)}.slide-in-right{opacity:0;transform:translate(50px);transition:all var(--transition-slow)}.slide-in-right.visible{opacity:1;transform:translate(0)}.loading{opacity:0;animation:fadeIn var(--transition-slow) forwards}@keyframes fadeIn{to{opacity:1}}