.sidebar {
    grid-area: sidebar;
    background: #15171e;
    backdrop-filter: blur(10px);
    border-right: 1.5px solid #232837;
    padding: 30px 0;
    animation: slideRight 0.6s ease-out;
    position: fixed;
    left: 0;
    top: 0;
    width: 300px;
    height: 100vh;
    z-index: 1000;
    box-shadow: 4px 0 24px 0 rgba(0, 0, 0, 0.12);
    overflow: hidden;
}
@keyframes slideRight {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}
.nav-menu {
    list-style: none;
    margin-top: 80px;
}
.nav-item {
    margin: 5px 0;
}
.nav-link {
    display: flex;
    align-items: center;
    padding: 15px 25px;
    color: #b0bec5;
    text-decoration: none;
    transition: all 0.2s cubic-bezier(.4,0,.2,1);
    border-left: 3px solid transparent;
    cursor: pointer;
    font-size: 1.08rem;
    letter-spacing: 0.02em;
    position: relative;
}
.nav-link.active, .nav-link:hover {
    color: #00eaff;
    background: rgba(0, 234, 255, 0.08);
    border-left-color: #00eaff;
    box-shadow: 0 2px 12px 0 rgba(0,234,255,0.04);
}
.nav-link i {
    margin-right: 15px;
    font-size: 18px;
    width: 20px;
    filter: drop-shadow(0 1px 2px #00eaff22);
}