body {
    background: #f0f2f5;
    font-family: "Segoe UI", sans-serif;
    color: #333;
}
.card {
    transition: all 0.3s ease;
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.card-title {
    transition: color 0.3s ease;
}

.card-text {
    transition: transform 0.3s ease, color 0.3s ease;
}

.card:hover .card-text {
    transform: translateY(-5px);
}

/* li */
.hover-effect:hover {
    background-color: #f0f0f0;
    cursor: pointer;
}

.nav-item.dropdown:hover .dropdown-menu {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu {
    display: block;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
    margin-top: 0;
    pointer-events: none;
}

.nav-item.dropdown:hover .dropdown-menu {
    pointer-events: auto;
}