/* --- Podstawowe ustawienia --- */
body {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    background-color: #050810; /* Ciemne tło */
    color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden; /* Ukrycie scrollbarów */
}

/* --- Animowane tło --- */
.background-animation {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200vw;
    height: 200vh;
    background: radial-gradient(circle, rgba(52, 183, 241, 0.15) 0%, rgba(52, 183, 241, 0) 60%);
    animation: rotateBackground 20s linear infinite;
}

@keyframes rotateBackground {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* --- Panel "Glassmorphism" --- */
.glass-panel {
    position: relative; /* Ustawienie ponad tłem */
    z-index: 1;
    background: rgba(15, 20, 40, 0.5); /* Półprzezroczyste tło panelu */
    backdrop-filter: blur(15px); /* Efekt rozmycia tła */
    -webkit-backdrop-filter: blur(15px); /* Wsparcie dla Safari */
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 50px;
    text-align: center;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    max-width: 90%;
}

/* --- Stylizacja treści --- */
.logo {
    width: 100px;
    height: auto;
    margin-bottom: 25px;
}

h1 {
    font-size: 2.5em;
    font-weight: 700;
    margin: 0;
    letter-spacing: 1px;
}

h2 {
    font-size: 1.2em;
    font-weight: 300;
    margin: 10px 0 25px 0;
    opacity: 0.8;
    letter-spacing: 2px;
    text-transform: uppercase;
}

a {
    font-size: 1.1em;
    font-weight: 500;
    color: #34b7f1; /* Niebieski kolor z logo */
    text-decoration: none;
    transition: color 0.3s ease, text-shadow 0.3s ease;
}

a:hover {
    color: #ffffff;
    text-shadow: 0 0 10px #34b7f1;
}

/* --- Dopasowanie do mniejszych ekranów (responsywność) --- */
@media (max-width: 600px) {
    h1 {
        font-size: 1.8em;
    }

    h2 {
        font-size: 1em;
    }

    a {
        font-size: 1em;
    }

    .glass-panel {
        padding: 30px 25px;
    }
}