.crypto-sidebar {
    width: 200px;
    background-color: #111827;
    color: #e5e7eb;
    border-right: 1px solid #374151;
    padding: 1.5rem 0.75rem;
    overflow-y: auto;
    flex-shrink: 0;
}

.crypto-sidebar-title {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #9ca3af;
    margin-bottom: 1rem;
    padding-left: 0.75rem;
}

.crypto-nav {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.crypto-nav-link {
    display: flex;
    align-items: center;
    padding: 0.625rem 0.75rem;
    border-radius: 0.375rem;
    color: #e5e7eb;
    transition: all 0.15s ease-in-out;
    text-decoration: none;
}

.crypto-nav-link:hover {
    background-color: #1f2937;
    color: #ffffff;
}

.crypto-nav-link.active {
    background-color: #2563eb;
    color: #ffffff;
}

.crypto-nav-link i {
    margin-right: 0.75rem;
    font-size: 1rem;
}