:root{--primary-blue:#1971c2;--primary-orange:#f08c00;--light-bg:#fff;--light-text:#1e1e1e;--light-card:#f8f9fa;--dark-bg:#000;--dark-text:#fff;--dark-card:#1a1a1a;--border-radius:12px;--transition:all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;transition:var(--transition);overflow-x:hidden}body.light-mode{background-color:var(--light-bg);color:var(--light-text)}body.dark-mode{background-color:var(--dark-bg);color:var(--dark-text)}.navbar{display:flex;justify-content:space-between;align-items:center;padding:1.5rem 5%;position:fixed;width:100%;top:0;z-index:1000;transition:var(--transition);gap:20px}.light-mode .navbar{background-color:#fffffff2;box-shadow:0 2px 20px #0000001a}.dark-mode .navbar{background-color:#000000f2;box-shadow:0 2px 20px #ffffff1a}.logo{margin-right:auto;font-size:1.8rem;font-weight:700;color:var(--primary-orange);cursor:pointer}.nav-links{display:flex;gap:2rem}.nav-links a{text-decoration:none;color:inherit;font-weight:500;position:relative;padding:.5rem 0}.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--primary-blue);transition:var(--transition)}.nav-links a:hover::after,.nav-links a.active::after{width:100%}.theme-toggle{background:none;border:none;color:inherit;font-size:1.2rem;cursor:pointer;width:40px;height:40px;padding:0;margin-left:1rem;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:var(--transition);line-height:1}.theme-toggle:hover{background-color:#0000001a}.dark-mode .theme-toggle:hover{background-color:#ffffff1a}.mobile-menu-btn{display:none;width:20px;height:20px;background:none;border:none;color:inherit;font-size:1.5rem;cursor:pointer}.hero{min-height:100vh;display:flex;align-items:center;padding:8rem 5% 5rem;position:relative}.hero-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;gap:4rem;width:100%}.hero-text{flex:1}.hero-title{font-size:3.5rem;margin-bottom:1rem;line-height:1.2}.hero-title span{color:var(--primary-blue)}.hero-subtitle{font-size:1.8rem;margin-bottom:2rem;color:var(--primary-blue)}.hero-image{flex:1;display:flex;justify-content:center}.profile-img-placeholder{position:relative;width:400px;max-width:100%;aspect-ratio:1/1}.profile-img{position:absolute;top:50%;left:50%;transform:translate(-50%, -50%);width:300px;height:300px;border-radius:50%;object-fit:cover;box-shadow:0 10px 30px #0003;border: 5px solid rgba(25, 113, 194, 77%)}.dark-mode .profile-img{border-color:var(--primary-orange);box-shadow:0 10px 30px #ffffff1a}.section{padding:5rem 5%;max-width:1200px;margin:0 auto}.section-title{font-size:2.5rem;margin-bottom:3rem;text-align:center;color:var(--primary-blue)}.dark-mode .section-title{color:var(--primary-orange)}.about-content{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}.about-text p{margin-bottom:1.5rem;font-size:1.1rem}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.skill-category{padding:2rem;border-radius:var(--border-radius);transition:var(--transition)}.light-mode .skill-category{background-color:var(--light-card);box-shadow:0 5px 15px #0000001a}.dark-mode .skill-category{background-color:var(--dark-card);box-shadow:0 5px 15px #ffffff0d}.skill-category h3{margin-bottom:1.5rem;color:var(--primary-blue)}.dark-mode .skill-category h3{color:var(--primary-orange)}.skill-list{list-style:none}.skill-list li{margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.skill-list i{color:var(--primary-orange)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.project-card{border-radius:var(--border-radius);overflow:hidden;transition:var(--transition)}.light-mode .project-card{background-color:var(--light-card);box-shadow:0 5px 15px #0000001a}.dark-mode .project-card{background-color:var(--dark-card);box-shadow:0 5px 15px #ffffff0d}.project-img{width:100%;height:200px;object-fit:cover}.project-img-placeholder img{width:100%;height:100%}.project-info{padding:1.5rem}.project-info h3{margin-bottom:1rem;color:var(--primary-blue)}.dark-mode .project-info h3{color:var(--primary-orange)}.contact-form input,.contact-form textarea{width:100%;padding:1rem;margin-bottom:1.5rem;border:1px solid #ddd;border-radius:var(--border-radius);font-family:inherit;font-size:1rem;transition:var(--transition)}.dark-mode .contact-form input,.dark-mode .contact-form textarea{background-color:var(--dark-card);border-color:#444;color:var(--dark-text)}.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--primary-blue)}.btn{background-color:var(--primary-blue);color:#fff;border:none;padding:1rem 2rem;margin-top:1rem;border-radius:var(--border-radius);font-size:1rem;cursor:pointer;transition:var(--transition);font-weight:600}.btn:hover{transform:translateY(-3px);box-shadow:0 10px 20px #0003}.contact-info{display:flex;flex-direction:column;gap:1.5rem}.contact-item{display:flex;align-items:center;gap:1rem}.contact-item i{font-size:1.5rem;color:var(--primary-blue)}.dark-mode .contact-item i{color:var(--primary-orange)}.social-links{display:flex;gap:1.5rem;margin-top:2rem;justify-content:center;flex-wrap:wrap}.social-link{display:flex;align-items:center;justify-content:center;width:50px;height:50px;border-radius:50%;background-color:var(--primary-blue);color:#fff;text-decoration:none;font-size:1.2rem;transition:var(--transition)}.social-link:hover{transform:translateY(-5px)}.footer{text-align:center;padding:3rem 5%;margin-top:5rem;border-top:1px solid #ddd}.dark-mode .footer{border-top-color:#444}.copyright{margin-top:1rem;opacity:.8}@media (max-width: 992px){.hero-content{flex-direction:column;text-align:center;gap:3rem}.hero-title{font-size:2.8rem}.hero-subtitle{font-size:1.5rem}.about-content,.contact-content{grid-template-columns:1fr;gap:2rem}.profile-img{width:250px;height:250px}}@media (max-width: 768px){.mobile-menu-btn{display:block}.nav-links{position:fixed;top:80px;left:0;width:100%;justify-content:center;background-color:var(--light-bg);padding:2rem;box-shadow:0 10px 20px #0000001a;transform:translateY(-200%);opacity:0;transition:var(--transition);z-index:999;flex-wrap:wrap}.dark-mode .nav-links{background-color:var(--dark-bg)}.nav-links.show{transform:translateY(0);opacity:1}.hero-title{font-size:2.3rem}.hero-subtitle{font-size:1.3rem}.section-title{font-size:2rem}.profile-img{width:200px;height:200px}}@media (max-width: 480px){.hero-title{font-size:2rem}.hero-subtitle{font-size:1.1rem}.section{padding:3rem 5%}.skills-grid,.projects-grid{grid-template-columns:1fr}.profile-img{width:180px;height:180px}}body.layout-2 .hero{background:linear-gradient(135deg,var(--primary-blue) 0%,#2c8ce8 100%);color:#fff}body.layout-2.light-mode .hero{color:#fff}body.layout-2 .hero-subtitle{color:#ffffffe6}body.layout-3 .hero-content{flex-direction:row-reverse}body.layout-4 .projects-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}body.layout-4 .project-card{display:flex;flex-direction:column;height:100%}body.layout-4 .project-img{height:150px}