body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* Category Sidebar */
.list-group-item.active {
    background-color: #e8f0fe !important;
    color: #0d6efd !important;
    border-color: #e8f0fe !important;
    font-weight: 600;
}

/* Package Card Design */
.package-card {
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #fff;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.package-card:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
    transform: translateY(-3px);
}

.featured-ribbon {
    position: absolute;
    top: 18px;
    right: -32px;
    transform: rotate(45deg);
    background: #0d6efd;
    color: white;
    padding: 2px 35px;
    font-size: 11px;
    font-weight: bold;
    text-transform: uppercase;
}

.spec-box {
    background: #000c1d;
    color: white;
    padding: 12px;
    border-radius: 4px;
}

.feature-list {
    font-size: 13px;
    line-height: 1.8;
}

.feature-list li {
    list-style: none;
}