/* Hintergrund */
body {
    background: linear-gradient(145deg, #0e182b, #243449 55%, #111a26);
    color: #ffffff;
    font-family: 'Segoe UI', sans-serif;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 40px;
    background-color: #0d1230;
    box-shadow: 0 2px 6px rgba(0,0,0,0.5);
    position: relative;
    z-index: 1000;
}

.navbar-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: 1px;
}

.navbar-right {
    display: flex;
    gap: 12px;
}

.nav-button {
    background-color: #1c234f;
    color: #ffffff;
    padding: 8px 18px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

    .nav-button:hover {
        background-color: #2b3570;
        transform: translateY(-1px);
    }

    .nav-button.active {
        background-color: #3f4ca0;
        font-weight: 600;
    }