body {
    background: linear-gradient(135deg, var(--bs-dark), var(--bs-body-bg));
    font-family: 'Exo 2', sans-serif;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 30%, rgba(65, 105, 225, 0.1) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(138, 43, 226, 0.1) 0%, transparent 40%);
    z-index: -1;
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 99%;
    height: 99%;
    z-index: -1;
}

.particle {
    position: absolute;
    background: rgba(173, 216, 230, 0.7);
    border-radius: 50%;
}

.card {
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(123, 104, 238, 0.4);
}

.card-title, .card-subtitle {
    font-family: 'Orbitron', sans-serif;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.7;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0px);
    }
}

@keyframes glow {
    0% {
        text-shadow: 0 0 5px rgba(123, 104, 238, 0.5);
    }
    50% {
        text-shadow: 0 0 20px rgba(123, 104, 238, 0.9);
    }
    100% {
        text-shadow: 0 0 5px rgba(123, 104, 238, 0.5);
    }
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.floating {
    animation: pulse 3s ease-in-out infinite;
}

/* ---------- */
/* list group */
/* ---------- */
.list-group.list-group-modern 2 {
  width: 100%;
  max-width: 460px;
  margin-inline: 1.5rem;
}