.sortable {
    cursor: pointer;
    position: relative;
    padding-right: 1.25rem;
}

.sortable::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 0.3125rem solid transparent;
    border-right: 0.3125rem solid transparent;
    border-bottom: 0.3125rem solid var(--muted);
}

.sortable.asc::after {
    border-bottom: 0.3125rem solid var(--accent);
}

.sortable.desc::after {
    border-top: 0.3125rem solid var(--accent);
    border-bottom: none;
}

#employeeTable {
    width: 100%;
    max-width: 800px;
    margin: 1.25rem auto;
    border-collapse: collapse;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    border-radius: var(--radius);
    overflow: hidden;
}

#employeeTable th,
#employeeTable td {
    padding: 0.3rem;
    text-align: center;
    border: 1px solid #e6e9ef;
}

#employeeTable th {
    background: #ccc;
    color: #333;
    font-weight: 600;
    position: relative;
}

#employeeTable tbody tr {
    transition: background-color 0.3s ease;
}

#employeeTable tbody tr:hover {
    background-color: #f8f9fa;
}

#employeeTable tbody tr:nth-child(even) {
    background-color: #f6f7fb;
}

#employeeTable tbody tr:nth-child(even):hover {
    background-color: #f0f2f5;
}


@media (max-width: 1440px) {
    .sortable {
        padding-right: 1.1875rem;
    }
    .sortable::after {
        border-left: 0.3rem solid transparent;
        border-right: 0.3rem solid transparent;
        border-bottom: 0.3rem solid var(--muted);
    }
    .sortable.asc::after {
        border-bottom: 0.3rem solid var(--accent);
    }
    .sortable.desc::after {
        border-top: 0.3rem solid var(--accent);
    }
    #employeeTable {
        max-width: 700px;
    }
    #employeeTable th,
    #employeeTable td {
        padding: 0.4rem;
    }
}

@media (max-width: 1024px) {
    .sortable {
        padding-right: 1.125rem;
    }
    .sortable::after {
        border-left: 0.2875rem solid transparent;
        border-right: 0.2875rem solid transparent;
        border-bottom: 0.2875rem solid var(--muted);
    }
    .sortable.asc::after {
        border-bottom: 0.2875rem solid var(--accent);
    }
    .sortable.desc::after {
        border-top: 0.2875rem solid var(--accent);
    }
    #employeeTable {
        max-width: 600px;
    }
    #employeeTable th,
    #employeeTable td {
        padding: 0.35rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .sortable {
        padding-right: 1rem;
    }
    .sortable::after {
        border-left: 0.275rem solid transparent;
        border-right: 0.275rem solid transparent;
        border-bottom: 0.275rem solid var(--muted);
    }
    .sortable.asc::after {
        border-bottom: 0.275rem solid var(--accent);
    }
    .sortable.desc::after {
        border-top: 0.275rem solid var(--accent);
    }
    #employeeTable {
        max-width: 100%;
        margin: 1rem auto;
    }
    #employeeTable th,
    #employeeTable td {
        padding: 0.3rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .sortable {
        padding-right: 0.875rem;
    }
    .sortable::after {
        border-left: 0.25rem solid transparent;
        border-right: 0.25rem solid transparent;
        border-bottom: 0.25rem solid var(--muted);
    }
    .sortable.asc::after {
        border-bottom: 0.25rem solid var(--accent);
    }
    .sortable.desc::after {
        border-top: 0.25rem solid var(--accent);
    }
    #employeeTable th,
    #employeeTable td {
        padding: 0.25rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 375px) {
    .sortable {
        padding-right: 0.75rem;
    }
    .sortable::after {
        border-left: 0.225rem solid transparent;
        border-right: 0.225rem solid transparent;
        border-bottom: 0.225rem solid var(--muted);
    }
    .sortable.asc::after {
        border-bottom: 0.225rem solid var(--accent);
    }
    .sortable.desc::after {
        border-top: 0.225rem solid var(--accent);
    }
    #employeeTable th,
    #employeeTable td {
        padding: 0.2rem;
        font-size: 0.75rem;
    }
}