:root{--bg-color: #121212;--text-color: #e0e0e0;--primary-color: #ffffff;--border-color: rgba(255, 255, 255, .2);--card-bg: rgba(20, 20, 20, .7);--font-family: "Inter", sans-serif;--success-text-color: #e0e0e0}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-color);line-height:1.6;overflow-x:hidden;background-image:radial-gradient(ellipse at center,#0000,#000000b3 80%,#000000e6),url(https://i.imgur.com/0S8Ufdr.png);background-attachment:fixed;background-position:center;background-size:cover}body.loading{overflow:hidden}a{color:var(--primary-color);text-decoration:none}img{max-width:100%;height:auto;display:block}#preloader{position:fixed;top:0;left:0;width:100%;height:100%;background-color:var(--bg-color);display:flex;justify-content:center;align-items:center;z-index:9999;transition:opacity .6s ease,visibility .6s ease;visibility:visible;opacity:1}#preloader .logo{font-size:clamp(4rem,12vw,8rem);font-weight:700;color:var(--primary-color);letter-spacing:.1em;animation:preloader-fade 2.5s ease-in-out forwards;opacity:0}@keyframes preloader-fade{0%{opacity:0;transform:scale(.95)}40%{opacity:1;transform:scale(1)}80%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.95)}}body.loaded #preloader{opacity:0;visibility:hidden}.main-header{position:fixed;top:0;left:0;width:100%;padding:1.5rem 5%;z-index:1000;background-color:#12121280;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);transition:transform .4s ease-in-out}.main-header.hidden{transform:translateY(-100%)}.main-nav{display:flex;justify-content:flex-start;align-items:center;gap:2rem}.nav-link{color:var(--text-color);font-weight:600;font-size:.9rem;padding:.5rem 0;position:relative;transition:color .3s ease}.nav-link.logo-link{font-weight:700;font-size:1.2rem;margin-right:auto}.nav-link:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:2px;background-color:var(--primary-color);transform:scaleX(0);transform-origin:center;transition:transform .3s ease}.nav-link:hover,.nav-link.active{color:var(--primary-color)}.nav-link.active:after{transform:scaleX(1)}main{padding-top:80px;position:relative;min-height:calc(100vh - 70px)}.page-section{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:calc(100vh - 150px);padding:2rem 5%;width:100%;max-width:1200px;margin:0 auto;position:absolute;top:80px;left:50%;transform:translate(-50%);opacity:0;visibility:hidden;transition:opacity .5s ease-in-out,visibility .5s ease-in-out;z-index:1}.page-section.active{position:relative;opacity:1;visibility:visible;z-index:2;top:0;left:auto;transform:none;animation:fadeIn .8s ease forwards}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}#home{justify-content:center;text-align:center}.main-title{font-size:clamp(4rem,12vw,8rem);font-weight:700;color:var(--primary-color);letter-spacing:.1em}.subtitle{font-size:clamp(1rem,3vw,1.5rem);color:var(--text-color);margin-top:.5rem}.section-title{font-size:2.5rem;margin-bottom:2rem;color:var(--primary-color);text-align:center}.section-subtitle,.section-description{text-align:center;max-width:700px}.section-subtitle{font-weight:600;margin-bottom:.5rem}.section-description{margin-bottom:3rem}.portfolio-grid{display:grid;gap:2rem;width:100%}.industry-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.personal-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.card{background-color:var(--card-bg);border-radius:8px;padding:1.5rem;text-align:center;border:1px solid transparent;transition:all .3s ease;display:flex;flex-direction:column}.card:hover{border-color:var(--border-color);transform:translateY(-5px)}.card.active-track{border-color:var(--primary-color);transform:translateY(-5px);box-shadow:0 0 15px #fff3}.card img{width:100%;border-radius:4px;margin-bottom:1rem}.card h3{margin-bottom:.5rem;color:var(--primary-color)}.card p{font-size:.9rem;margin-bottom:1rem;flex-grow:1}.audio-player-wrapper{margin-top:auto;padding-top:1rem;width:100%}.play-button{background:none;border:none;cursor:pointer;padding:0;display:inline-block;margin-bottom:.75rem}.play-button svg{width:32px;height:32px;fill:var(--text-color);transition:fill .3s ease,transform .3s ease}.play-button:hover svg{fill:var(--primary-color);transform:scale(1.1)}.progress-bar-container{width:100%;height:4px;background-color:var(--border-color);border-radius:2px;cursor:pointer;overflow:hidden}.progress-bar{width:0%;height:100%;background-color:var(--primary-color);border-radius:2px;transition:width .1s linear}.audio-time{font-size:.8rem;color:#fff9;margin-top:.5rem}.personal-item{position:relative;overflow:hidden;border-radius:4px}.personal-item img{transition:transform .4s ease}.personal-item:hover img{transform:scale(1.05)}.personal-item-info{position:absolute;bottom:0;left:0;width:100%;background:linear-gradient(to top,rgba(0,0,0,.8),transparent);padding:2rem 1rem 1rem;color:var(--primary-color);transform:translateY(100%);transition:transform .4s ease}.personal-item:hover .personal-item-info{transform:translateY(0)}.about-me-content{display:flex;align-items:center;gap:3rem;flex-wrap:wrap;justify-content:center}.about-me-image{flex-shrink:0}.about-me-image img{width:300px;height:300px;border-radius:50%;object-fit:cover;border:2px solid var(--border-color)}.about-me-text{max-width:600px}.about-me-text h3{font-size:1.8rem;margin-bottom:1rem}.about-me-text p{margin-bottom:1rem}.contact-form{max-width:600px;width:100%;margin:0 auto;text-align:left;transition:opacity .4s ease,visibility .4s ease}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:600;font-size:.9rem}.contact-form input,.contact-form textarea{width:100%;padding:.8rem 1rem;background-color:#ffffff0d;border:1px solid var(--border-color);border-radius:4px;color:var(--text-color);font-family:var(--font-family);font-size:1rem;transition:border-color .3s ease,box-shadow .3s ease}.contact-form input::placeholder,.contact-form textarea::placeholder{color:#fff6}.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #ffffff1a}.contact-form textarea{resize:vertical}.btn{display:inline-block;padding:.8rem 2rem;background-color:transparent;border:2px solid var(--primary-color);color:var(--primary-color);border-radius:4px;font-weight:600;cursor:pointer;transition:all .3s ease;font-size:1rem;width:100%}.btn:hover{background-color:var(--primary-color);color:var(--bg-color)}.btn:disabled{cursor:wait;opacity:.7}.form-feedback{display:none;max-width:600px;width:100%;margin:0 auto;padding:2rem;text-align:center;border-radius:4px}.form-feedback.show{display:block;animation:fadeIn .5s ease}.form-feedback.success{background-color:#ffffff0d;border:1px solid var(--border-color);color:var(--success-text-color)}.form-feedback h4{margin-bottom:.5rem;color:var(--primary-color)}.disabled{pointer-events:none;cursor:default;opacity:.6}.main-footer{position:fixed;bottom:0;right:0;padding:1.5rem 5%;z-index:1000;transition:transform .4s ease-in-out}.main-footer.hidden{transform:translateY(100%)}.social-links{display:flex;gap:1.5rem}.social-links a svg{width:24px;height:24px;fill:var(--text-color);transition:all .3s ease}.social-links a:hover svg{fill:var(--primary-color);transform:scale(1.1)}@media (max-width: 768px){.main-nav{gap:1rem}.nav-link{font-size:.8rem}.nav-link.logo-link{flex-grow:1}.about-me-content{flex-direction:column;text-align:center}.page-section{padding:2rem 2.5%}}