/* Base styles */
body {
    margin: 0;
    font-family: Arial, sans-serif;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Navbar container */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1rem;
    background: #333;
    color: #fff;
    height: 60px;
    position: fixed;
    width: 100vw;
}

.navbar .logo {
    height: 100%;
    padding: 10px;
}

.navbar .logo img {
    height: 100%;
}

.navbar nav ul {
    display: flex;
    gap: 1rem;
}

.navbar nav li {
    position: relative;
}

.navbar nav li:hover::first-line {
    text-shadow: 0 0 10px rgba(255,255,255, 0.5), 0 0 20px rgba(255,255,255, 0.5), 0 0 30px rgba(255,255,255, 0.5);
}

.navbar nav .dropdown {
    cursor: pointer;
}

.navbar nav .submenu {
    position: absolute;
    top: 100%;
    right: 0;
    background: #444;
    display: none;
    flex-direction: column;
}

/* .navbar nav .submenu:hover {
    background: #333;
} */

.navbar nav .submenu li {
    padding: 0.5rem 1rem;
}

.navbar nav .submenu li:hover {
    background: #555;
}

/* Burger menu (hidden on desktop) */
.burger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 4px;
}

.burger span {
    width: 25px;
    height: 3px;
    background: #fff;
    display: block;
}

/* Side nav overlay */
.side-nav {
    position: fixed;
    top: 0;
    left: -250px;
    width: 250px;
    height: 100%;
    background: #333;
    color: #fff;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: left 0.3s ease;
    z-index: 1000;
}

.side-nav.open {
    left: 0;
}

.side-nav .close-btn {
    align-self: flex-end;
    font-size: 3rem;
    cursor: pointer;
}

.side-nav ul li {
    padding: 5px 5px 15px;
    cursor: pointer;
    font-size: 1.5rem;
}

.side-nav .side-submenu {
    display: none;
    flex-direction: column;
    padding-left: 1rem;
    gap: 0.5rem;
}

.side-nav .side-submenu li {
    font-size: 1rem;
}

.side-nav .side-submenu li:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar nav {
        display: none;
    }

    .burger {
        display: flex;
    }
}