:root{--primary-color: #667eea;--secondary-color: #764ba2;--accent-color: #f093fb;--text-primary: #2d3748;--text-secondary: #718096;--bg-light: #f8fafc;--bg-white: #ffffff;--bg-gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));--shadow-sm: 0 2px 4px rgba(0, 0, 0, .1);--shadow-md: 0 4px 8px rgba(0, 0, 0, .12);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .15);--border-radius: 12px;--transition: all .3s cubic-bezier(.25, .46, .45, .94)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;color:var(--text-primary);background-color:var(--bg-white);overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:1rem}h1{font-size:clamp(2.5rem,5vw,4rem)}h2{font-size:clamp(2rem,4vw,3rem)}h3{font-size:clamp(1.5rem,3vw,2rem)}p{margin-bottom:1rem;color:var(--text-secondary)}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.section{padding:5rem 0;position:relative}.section-title{text-align:center;margin-bottom:3rem;position:relative}.section-title:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:60px;height:3px;background:var(--bg-gradient);border-radius:2px}.btn{display:inline-block;padding:12px 30px;border:none;border-radius:var(--border-radius);font-size:1rem;font-weight:500;text-decoration:none;cursor:pointer;transition:var(--transition);position:relative;overflow:hidden}.btn-primary{background:var(--bg-gradient);color:#fff}.btn-outline{background:transparent;color:var(--primary-color);border:2px solid var(--primary-color)}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-primary:hover{filter:brightness(1.1)}.btn-outline:hover{background:var(--primary-color);color:#fff}.card{background:var(--bg-white);padding:2rem;border-radius:var(--border-radius);box-shadow:var(--shadow-md);transition:var(--transition);border:1px solid #e2e8f0}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.grid{display:grid;gap:2rem}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInLeft{0%{opacity:0;transform:translate(-30px)}to{opacity:1;transform:translate(0)}}@keyframes fadeInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}.animate-fade-up{animation:fadeInUp .8s ease forwards}.animate-fade-down{animation:fadeInDown .8s ease forwards}.animate-fade-left{animation:fadeInLeft .8s ease forwards}.animate-fade-right{animation:fadeInRight .8s ease forwards}@media (max-width: 768px){.container{padding:0 1rem}.section{padding:3rem 0}.grid{gap:1.5rem}.btn{padding:10px 20px;font-size:.9rem}}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-light)}::-webkit-scrollbar-thumb{background:var(--primary-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--secondary-color)}.section-padding{padding:5rem 0}.card-base{background:var(--bg-white);border-radius:var(--border-radius);box-shadow:var(--shadow-md);transition:var(--transition);padding:2rem}.card-hover:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}.text-gradient{background:var(--bg-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.grid-responsive{display:grid;gap:2rem}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.skill-tag{display:inline-block;padding:.5rem 1rem;background:#667eea1a;color:var(--primary-color);border-radius:25px;font-size:.875rem;font-weight:500;margin:.25rem;transition:var(--transition)}.skill-tag:hover{background:var(--primary-color);color:#fff;transform:translateY(-2px)}