:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);--dark-bg: #1a1a2e;--card-bg: #ffffff;--text-primary: #2d3436;--text-secondary: #636e72;--border-color: #e1e8ed;--shadow-sm: 0 2px 8px rgba(0,0,0,.1);--shadow-md: 0 4px 16px rgba(0,0,0,.15);--shadow-lg: 0 8px 32px rgba(0,0,0,.2)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);background-attachment:fixed;color:var(--text-primary);min-height:100vh}button{cursor:pointer;font-family:inherit;border:none;outline:none;transition:all .3s cubic-bezier(.4,0,.2,1)}button:active{transform:scale(.95)}input,textarea,select{font-family:inherit;transition:all .3s ease}input:focus,textarea:focus,select:focus{outline:none;box-shadow:0 0 0 3px #667eea1a}h1,h2,h3,h4,h5,h6{margin-bottom:.5rem;font-weight:700;letter-spacing:-.5px}a{color:#667eea;text-decoration:none;transition:color .3s ease}a:hover{color:#764ba2}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.fade-in{animation:fadeIn .6s ease forwards}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:linear-gradient(135deg,#764ba2 0%,#667eea 100%)}