.nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 15px;
    margin-top: 10px;
}

.nav-section-title {
    grid-column: 1 / -1;
    font-size: 1.1rem;
    font-weight: bold;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 25px;
    margin-bottom: 5px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 10px;
    text-shadow: 0 0 10px rgba(0, 210, 255, 0.3);
}

.nav-section-title i {
    color: #00d2ff;
    font-size: 1.3rem;
}

.nav-btn {
    background: rgba(32, 41, 95, 0.219);
    border: 1px solid rgba(0, 210, 255, 0.15);
    border-radius: 12px;
    padding: 20px 10px;
    text-align: center;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(5px);
    cursor: pointer;
}

.nav-btn:hover {
    transform: translateY(-5px) scale(1.03);
    border-color: #00d2ff;
    box-shadow: 0 0 25px rgba(0, 210, 255, 0.3), inset 0 0 10px rgba(0, 210, 255, 0.1);
    background: rgba(0, 210, 255, 0.05);
}

.nav-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: 0.3s;
}

.nav-btn::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transform: rotate(45deg) translateY(-100%);
    transition: 0.5s;
}

.nav-btn:hover::after {
    transform: rotate(45deg) translateY(100%);
}

.nav-btn:hover::before {
    opacity: 1;
}

.nav-icon {
    font-size: 2rem;
    margin-bottom: 5px;
}

.nav-title {
    font-size: 0.9rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-desc {
    font-size: 0.7rem;
    color: #888;
}