.navbar .nav-link {
    border-radius: 8px;
    transition: background .2s ease, color .2s ease;
}

.navbar .nav-link.active {
    background: #eaf4ff;
    color: #0866d6;
}

.navbar .nav-link.active::after {
    content: "";
    display: block;
    width: 22px;
    height: 2px;
    margin-top: 2px;
    background: #0866d6;
    border-radius: 999px;
}

.why-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 12% 22%, rgba(97, 212, 255, .28), transparent 28%),
        radial-gradient(circle at 88% 18%, rgba(22, 163, 74, .16), transparent 30%),
        linear-gradient(135deg, #eef7ff 0%, #ffffff 52%, #edf8f2 100%);
}

.why-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(120deg, rgba(8, 102, 214, .08) 0 1px, transparent 1px),
        linear-gradient(30deg, rgba(8, 102, 214, .06) 0 1px, transparent 1px);
    background-size: 72px 72px;
    opacity: .55;
}

.why-section .container {
    position: relative;
    z-index: 1;
}

.why-section h2 {
    color: #0b1f3a;
}

.why-section .stats-grid div {
    background: rgba(255, 255, 255, .86);
    backdrop-filter: blur(8px);
}