body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;min-height:100vh;display:flex;flex-direction:column}main{flex:1}html{scroll-behavior:smooth}a{transition:all .3s ease}a:hover{opacity:.8}.card{transition:transform .3s ease,box-shadow .3s ease}.card:hover{transform:translateY(-5px);box-shadow:0 .5rem 1rem rgba(0,0,0,.15)!important}.hero{position:relative;overflow:hidden}.hero h1,.hero .display-4{text-shadow:2px 2px 4px rgba(0,0,0,.3)}.hero p,.hero .lead{text-shadow:1px 1px 3px rgba(0,0,0,.3)}.btn{font-weight:500;transition:all .3s ease}.btn:hover{transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,.2)}.btn-primary{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border:none}.btn-primary:hover{background:linear-gradient(135deg,#5568d3 0%,#63408a 100%)}.navbar-brand{font-weight:700;font-size:1.5rem}.nav-link{font-weight:500;transition:all .3s ease}.alert{border-left:4px solid}.alert-success{border-left-color:#28a745}.alert-info{border-left-color:#17a2b8}img{max-width:100%;height:auto}.img-fluid{transition:transform .3s ease}.img-fluid:hover{transform:scale(1.02)}.table{background:#fff}.table thead th{background:#f8f9fa;font-weight:600;border-bottom:2px solid #dee2e6}footer{margin-top:auto;background:linear-gradient(135deg,#2c3e50 0%,#34495e 100%)}.badge{font-weight:500;padding:.5em .75em}.card-title a{transition:color .3s ease}.card-title a:hover{color:#667eea!important}.form-control,.form-select{transition:border-color .3s ease,box-shadow .3s ease}.form-control:focus,.form-select:focus{border-color:#667eea;box-shadow:0 0 0 .2rem rgba(102,126,234,.25)}.sticky-top{top:90px!important}@media (max-width:768px){.hero h1{font-size:2rem}.sticky-top{position:relative!important;top:0!important}.navbar-brand{font-size:1.25rem}}@keyframes fadeIn{from{opacity:0}to{opacity:1}}img{animation:fadeIn .5s ease-in}.fas,.far,.fab{margin-right:.25rem}@media print{nav,footer,.btn,.sticky-top{display:none!important}main{margin-top:0!important}}.btn:focus,.form-control:focus,.form-select:focus{outline:2px solid #667eea;outline-offset:2px}code{background:#f4f4f4;padding:2px 6px;border-radius:3px;font-size:.9em}blockquote{border-left:4px solid #667eea;padding-left:1rem;margin:1rem 0;font-style:italic;color:#6c757d}ul,ol{line-height:1.8}p{line-height:1.7;margin-bottom:1rem}section{scroll-margin-top:80px}::selection{background:#667eea;color:#fff}::-moz-selection{background:#667eea;color:#fff}