.header {
    color: black;
    width: 100%;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    position: fixed;
    top: 0;
    z-index: 1;
}
.gradient-bg {
    background: linear-gradient(135deg, #467be5ff 0%, #1021b9ff 100%);
}
.navbar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.nav-links {
    display: flex;
    gap: 2.3rem;
    list-style: none;
}
.nav-link {
    position: relative;
    color: white;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: color 0.2s ease;
}
.nav-link:hover {
    color: rgba(255, 255, 255, 0.8);
}
.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: #4f46e5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
}
.user-avatar:hover {
    background-color: #4338ca;
    transform: scale(1.05);
}
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: white;
}
@media (max-width: 768px) {
    .navbar {
        padding: 1rem;
    }
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 70px);
        background-color: #4f46e5;
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        gap: 2rem;
        transition: left 0.3s ease;
        box-shadow: var(--shadow);
        z-index: 100;
    }

    .nav-links.show {
        left: 0;
    }
    .mobile-menu-btn {
        display: block;
    }
}