.navbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;background-color:var(--header-bg-color);box-shadow:0 2px 4px var(--shadow-color);position:sticky;top:0;z-index:1000}.navbar-brand h1{margin:0;font-size:1.5rem;color:var(--primary-color)}.navbar-brand{text-decoration:none}.navbar nav a{margin:0 1rem;text-decoration:none;color:#333 var(--primary-color);font-weight:500;padding-bottom:5px;border-bottom:2px solid transparent;transition:border-color .3s}.navbar nav a.active{color:#5a4fcf var(--primary-color);border-bottom-color:#5a4fcf}.navbar-actions button{background:none;border:1px solid #ddd;padding:.5rem;border-radius:8px;cursor:pointer;display:flex;align-items:center;gap:1rem}.navbar-actions{display:flex;align-items:center;gap:1rem}.hamburger-menu{display:none;background:none;border:none;cursor:pointer;padding:0;z-index:1001}.hamburger-menu svg{color:var(--font-color)}@media (max-width: 768px){.navbar .nav-menu{display:none}.hamburger-menu{display:block;order:3}.navbar-brand{order:1}.navbar-actions{order:2}.navbar{justify-content:space-between}.nav-menu{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:2rem;position:fixed;top:0;right:-100%;width:70%;max-width:300px;height:100vh;background-color:var(--card-bg-color);box-shadow:-5px 0 15px #0003;transition:right .4s ease-in-out;z-index:1000}.nav-menu.active{display:flex;right:0}.nav-menu a{font-size:1.5rem}}.footer{text-align:center;padding:2rem;background-color:#333;color:#fff}.footer{padding:3rem 2rem 1rem;background-color:#2c2c2c;color:#ccc}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem;margin-bottom:2rem;max-width:1200px;margin-left:auto;margin-right:auto}.footer-column h4{font-size:1.2rem;color:#fff;margin-top:0;margin-bottom:1rem}.footer-column p{line-height:1.6}.footer-column ul{list-style:none;padding:0;margin:0}.footer-column ul li{margin-bottom:.75rem}.footer-column a{text-decoration:none;color:#ccc;transition:color .2s}.footer-column a:hover{color:var(--primary-color)}.social-icons{display:flex;gap:1rem}.social-icons a{display:flex;justify-content:center;align-items:center;width:40px;height:40px;border:1px solid #555;border-radius:50%;color:#fff;font-weight:700}.footer-bottom{text-align:center;padding-top:1.5rem;border-top:1px solid #444;font-size:.9rem;max-width:1200px;margin-left:auto;margin-right:auto}:root{--font-color: #333;--bg-color: #f4f4f9;--card-bg-color: #fff;--header-bg-color: #fff;--primary-color: #5a4fcf;--shadow-color: rgba(0, 0, 0, .1)}body.dark-theme{--font-color: #f4f4f9;--bg-color: #2c2c2c;--card-bg-color: #3a3a3a;--header-bg-color: #3a3a3a;--primary-color: #7b72e9;--shadow-color: rgba(0, 0, 0, .4)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;margin:0;background-color:var(--bg-color);color:var(--font-color)}main.container{min-height:80vh;padding:0 2rem;max-width:1200px;margin:0 auto}